if_iwm.c revision 1.29.2.4
1 1.29.2.4 skrll /* $NetBSD: if_iwm.c,v 1.29.2.4 2015/09/22 12:05:59 skrll Exp $ */ 2 1.29.2.3 skrll /* OpenBSD: if_iwm.c,v 1.41 2015/05/22 06:50:54 kettenis Exp */ 3 1.29.2.2 skrll 4 1.29.2.2 skrll /* 5 1.29.2.2 skrll * Copyright (c) 2014 genua mbh <info (at) genua.de> 6 1.29.2.2 skrll * Copyright (c) 2014 Fixup Software Ltd. 7 1.29.2.2 skrll * 8 1.29.2.2 skrll * Permission to use, copy, modify, and distribute this software for any 9 1.29.2.2 skrll * purpose with or without fee is hereby granted, provided that the above 10 1.29.2.2 skrll * copyright notice and this permission notice appear in all copies. 11 1.29.2.2 skrll * 12 1.29.2.2 skrll * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13 1.29.2.2 skrll * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14 1.29.2.2 skrll * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15 1.29.2.2 skrll * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16 1.29.2.2 skrll * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17 1.29.2.2 skrll * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18 1.29.2.2 skrll * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19 1.29.2.2 skrll */ 20 1.29.2.2 skrll 21 1.29.2.2 skrll /*- 22 1.29.2.2 skrll * Based on BSD-licensed source modules in the Linux iwlwifi driver, 23 1.29.2.2 skrll * which were used as the reference documentation for this implementation. 24 1.29.2.2 skrll * 25 1.29.2.2 skrll * Driver version we are currently based off of is 26 1.29.2.2 skrll * Linux 3.14.3 (tag id a2df521e42b1d9a23f620ac79dbfe8655a8391dd) 27 1.29.2.2 skrll * 28 1.29.2.2 skrll *********************************************************************** 29 1.29.2.2 skrll * 30 1.29.2.2 skrll * This file is provided under a dual BSD/GPLv2 license. When using or 31 1.29.2.2 skrll * redistributing this file, you may do so under either license. 32 1.29.2.2 skrll * 33 1.29.2.2 skrll * GPL LICENSE SUMMARY 34 1.29.2.2 skrll * 35 1.29.2.2 skrll * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. 36 1.29.2.2 skrll * 37 1.29.2.2 skrll * This program is free software; you can redistribute it and/or modify 38 1.29.2.2 skrll * it under the terms of version 2 of the GNU General Public License as 39 1.29.2.2 skrll * published by the Free Software Foundation. 40 1.29.2.2 skrll * 41 1.29.2.2 skrll * This program is distributed in the hope that it will be useful, but 42 1.29.2.2 skrll * WITHOUT ANY WARRANTY; without even the implied warranty of 43 1.29.2.2 skrll * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 44 1.29.2.2 skrll * General Public License for more details. 45 1.29.2.2 skrll * 46 1.29.2.2 skrll * You should have received a copy of the GNU General Public License 47 1.29.2.2 skrll * along with this program; if not, write to the Free Software 48 1.29.2.2 skrll * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 49 1.29.2.2 skrll * USA 50 1.29.2.2 skrll * 51 1.29.2.2 skrll * The full GNU General Public License is included in this distribution 52 1.29.2.2 skrll * in the file called COPYING. 53 1.29.2.2 skrll * 54 1.29.2.2 skrll * Contact Information: 55 1.29.2.2 skrll * Intel Linux Wireless <ilw (at) linux.intel.com> 56 1.29.2.2 skrll * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 57 1.29.2.2 skrll * 58 1.29.2.2 skrll * 59 1.29.2.2 skrll * BSD LICENSE 60 1.29.2.2 skrll * 61 1.29.2.2 skrll * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. 62 1.29.2.2 skrll * All rights reserved. 63 1.29.2.2 skrll * 64 1.29.2.2 skrll * Redistribution and use in source and binary forms, with or without 65 1.29.2.2 skrll * modification, are permitted provided that the following conditions 66 1.29.2.2 skrll * are met: 67 1.29.2.2 skrll * 68 1.29.2.2 skrll * * Redistributions of source code must retain the above copyright 69 1.29.2.2 skrll * notice, this list of conditions and the following disclaimer. 70 1.29.2.2 skrll * * Redistributions in binary form must reproduce the above copyright 71 1.29.2.2 skrll * notice, this list of conditions and the following disclaimer in 72 1.29.2.2 skrll * the documentation and/or other materials provided with the 73 1.29.2.2 skrll * distribution. 74 1.29.2.2 skrll * * Neither the name Intel Corporation nor the names of its 75 1.29.2.2 skrll * contributors may be used to endorse or promote products derived 76 1.29.2.2 skrll * from this software without specific prior written permission. 77 1.29.2.2 skrll * 78 1.29.2.2 skrll * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 79 1.29.2.2 skrll * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 80 1.29.2.2 skrll * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 81 1.29.2.2 skrll * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 82 1.29.2.2 skrll * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 83 1.29.2.2 skrll * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 84 1.29.2.2 skrll * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 85 1.29.2.2 skrll * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 86 1.29.2.2 skrll * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 87 1.29.2.2 skrll * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 88 1.29.2.2 skrll * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 89 1.29.2.2 skrll */ 90 1.29.2.2 skrll 91 1.29.2.2 skrll /*- 92 1.29.2.2 skrll * Copyright (c) 2007-2010 Damien Bergamini <damien.bergamini (at) free.fr> 93 1.29.2.2 skrll * 94 1.29.2.2 skrll * Permission to use, copy, modify, and distribute this software for any 95 1.29.2.2 skrll * purpose with or without fee is hereby granted, provided that the above 96 1.29.2.2 skrll * copyright notice and this permission notice appear in all copies. 97 1.29.2.2 skrll * 98 1.29.2.2 skrll * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 99 1.29.2.2 skrll * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 100 1.29.2.2 skrll * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 101 1.29.2.2 skrll * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 102 1.29.2.2 skrll * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 103 1.29.2.2 skrll * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 104 1.29.2.2 skrll * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 105 1.29.2.2 skrll */ 106 1.29.2.2 skrll 107 1.29.2.2 skrll #include <sys/cdefs.h> 108 1.29.2.4 skrll __KERNEL_RCSID(0, "$NetBSD: if_iwm.c,v 1.29.2.4 2015/09/22 12:05:59 skrll Exp $"); 109 1.29.2.2 skrll 110 1.29.2.2 skrll #include <sys/param.h> 111 1.29.2.2 skrll #include <sys/conf.h> 112 1.29.2.2 skrll #include <sys/kernel.h> 113 1.29.2.2 skrll #include <sys/kmem.h> 114 1.29.2.2 skrll #include <sys/mbuf.h> 115 1.29.2.2 skrll #include <sys/mutex.h> 116 1.29.2.2 skrll #include <sys/proc.h> 117 1.29.2.2 skrll #include <sys/socket.h> 118 1.29.2.2 skrll #include <sys/sockio.h> 119 1.29.2.3 skrll #include <sys/sysctl.h> 120 1.29.2.2 skrll #include <sys/systm.h> 121 1.29.2.2 skrll 122 1.29.2.2 skrll #include <sys/cpu.h> 123 1.29.2.2 skrll #include <sys/bus.h> 124 1.29.2.2 skrll #include <sys/workqueue.h> 125 1.29.2.2 skrll #include <machine/endian.h> 126 1.29.2.2 skrll #include <machine/intr.h> 127 1.29.2.2 skrll 128 1.29.2.2 skrll #include <dev/pci/pcireg.h> 129 1.29.2.2 skrll #include <dev/pci/pcivar.h> 130 1.29.2.2 skrll #include <dev/pci/pcidevs.h> 131 1.29.2.2 skrll #include <dev/firmload.h> 132 1.29.2.2 skrll 133 1.29.2.2 skrll #include <net/bpf.h> 134 1.29.2.2 skrll #include <net/if.h> 135 1.29.2.2 skrll #include <net/if_arp.h> 136 1.29.2.2 skrll #include <net/if_dl.h> 137 1.29.2.2 skrll #include <net/if_media.h> 138 1.29.2.2 skrll #include <net/if_types.h> 139 1.29.2.2 skrll #include <net/if_ether.h> 140 1.29.2.2 skrll 141 1.29.2.2 skrll #include <netinet/in.h> 142 1.29.2.2 skrll #include <netinet/in_systm.h> 143 1.29.2.2 skrll #include <netinet/ip.h> 144 1.29.2.2 skrll 145 1.29.2.2 skrll #include <net80211/ieee80211_var.h> 146 1.29.2.2 skrll #include <net80211/ieee80211_amrr.h> 147 1.29.2.2 skrll #include <net80211/ieee80211_radiotap.h> 148 1.29.2.2 skrll 149 1.29.2.2 skrll #define DEVNAME(_s) device_xname((_s)->sc_dev) 150 1.29.2.2 skrll #define IC2IFP(_ic_) ((_ic_)->ic_ifp) 151 1.29.2.2 skrll 152 1.29.2.2 skrll #define le16_to_cpup(_a_) (le16toh(*(const uint16_t *)(_a_))) 153 1.29.2.2 skrll #define le32_to_cpup(_a_) (le32toh(*(const uint32_t *)(_a_))) 154 1.29.2.2 skrll 155 1.29.2.2 skrll #ifdef IWM_DEBUG 156 1.29.2.2 skrll #define DPRINTF(x) do { if (iwm_debug > 0) printf x; } while (0) 157 1.29.2.2 skrll #define DPRINTFN(n, x) do { if (iwm_debug >= (n)) printf x; } while (0) 158 1.29.2.3 skrll int iwm_debug = 0; 159 1.29.2.2 skrll #else 160 1.29.2.2 skrll #define DPRINTF(x) do { ; } while (0) 161 1.29.2.2 skrll #define DPRINTFN(n, x) do { ; } while (0) 162 1.29.2.2 skrll #endif 163 1.29.2.2 skrll 164 1.29.2.2 skrll #include <dev/pci/if_iwmreg.h> 165 1.29.2.2 skrll #include <dev/pci/if_iwmvar.h> 166 1.29.2.2 skrll 167 1.29.2.2 skrll static const uint8_t iwm_nvm_channels[] = { 168 1.29.2.2 skrll /* 2.4 GHz */ 169 1.29.2.2 skrll 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 170 1.29.2.2 skrll /* 5 GHz */ 171 1.29.2.2 skrll 36, 40, 44 , 48, 52, 56, 60, 64, 172 1.29.2.2 skrll 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 173 1.29.2.2 skrll 149, 153, 157, 161, 165 174 1.29.2.2 skrll }; 175 1.29.2.2 skrll #define IWM_NUM_2GHZ_CHANNELS 14 176 1.29.2.2 skrll 177 1.29.2.2 skrll static const struct iwm_rate { 178 1.29.2.2 skrll uint8_t rate; 179 1.29.2.2 skrll uint8_t plcp; 180 1.29.2.2 skrll } iwm_rates[] = { 181 1.29.2.2 skrll { 2, IWM_RATE_1M_PLCP }, 182 1.29.2.2 skrll { 4, IWM_RATE_2M_PLCP }, 183 1.29.2.2 skrll { 11, IWM_RATE_5M_PLCP }, 184 1.29.2.2 skrll { 22, IWM_RATE_11M_PLCP }, 185 1.29.2.2 skrll { 12, IWM_RATE_6M_PLCP }, 186 1.29.2.2 skrll { 18, IWM_RATE_9M_PLCP }, 187 1.29.2.2 skrll { 24, IWM_RATE_12M_PLCP }, 188 1.29.2.2 skrll { 36, IWM_RATE_18M_PLCP }, 189 1.29.2.2 skrll { 48, IWM_RATE_24M_PLCP }, 190 1.29.2.2 skrll { 72, IWM_RATE_36M_PLCP }, 191 1.29.2.2 skrll { 96, IWM_RATE_48M_PLCP }, 192 1.29.2.2 skrll { 108, IWM_RATE_54M_PLCP }, 193 1.29.2.2 skrll }; 194 1.29.2.2 skrll #define IWM_RIDX_CCK 0 195 1.29.2.2 skrll #define IWM_RIDX_OFDM 4 196 1.29.2.2 skrll #define IWM_RIDX_MAX (__arraycount(iwm_rates)-1) 197 1.29.2.2 skrll #define IWM_RIDX_IS_CCK(_i_) ((_i_) < IWM_RIDX_OFDM) 198 1.29.2.2 skrll #define IWM_RIDX_IS_OFDM(_i_) ((_i_) >= IWM_RIDX_OFDM) 199 1.29.2.2 skrll 200 1.29.2.2 skrll struct iwm_newstate_state { 201 1.29.2.2 skrll struct work ns_wk; 202 1.29.2.2 skrll enum ieee80211_state ns_nstate; 203 1.29.2.2 skrll int ns_arg; 204 1.29.2.2 skrll int ns_generation; 205 1.29.2.2 skrll }; 206 1.29.2.2 skrll 207 1.29.2.2 skrll static int iwm_store_cscheme(struct iwm_softc *, uint8_t *, size_t); 208 1.29.2.2 skrll static int iwm_firmware_store_section(struct iwm_softc *, 209 1.29.2.2 skrll enum iwm_ucode_type, uint8_t *, size_t); 210 1.29.2.2 skrll static int iwm_set_default_calib(struct iwm_softc *, const void *); 211 1.29.2.2 skrll static int iwm_read_firmware(struct iwm_softc *); 212 1.29.2.2 skrll static uint32_t iwm_read_prph(struct iwm_softc *, uint32_t); 213 1.29.2.2 skrll static void iwm_write_prph(struct iwm_softc *, uint32_t, uint32_t); 214 1.29.2.2 skrll #ifdef IWM_DEBUG 215 1.29.2.2 skrll static int iwm_read_mem(struct iwm_softc *, uint32_t, void *, int); 216 1.29.2.2 skrll #endif 217 1.29.2.2 skrll static int iwm_write_mem(struct iwm_softc *, uint32_t, const void *, int); 218 1.29.2.2 skrll static int iwm_write_mem32(struct iwm_softc *, uint32_t, uint32_t); 219 1.29.2.2 skrll static int iwm_poll_bit(struct iwm_softc *, int, uint32_t, uint32_t, int); 220 1.29.2.2 skrll static int iwm_nic_lock(struct iwm_softc *); 221 1.29.2.2 skrll static void iwm_nic_unlock(struct iwm_softc *); 222 1.29.2.2 skrll static void iwm_set_bits_mask_prph(struct iwm_softc *, uint32_t, uint32_t, 223 1.29.2.2 skrll uint32_t); 224 1.29.2.2 skrll static void iwm_set_bits_prph(struct iwm_softc *, uint32_t, uint32_t); 225 1.29.2.2 skrll static void iwm_clear_bits_prph(struct iwm_softc *, uint32_t, uint32_t); 226 1.29.2.2 skrll static int iwm_dma_contig_alloc(bus_dma_tag_t, struct iwm_dma_info *, 227 1.29.2.2 skrll bus_size_t, bus_size_t); 228 1.29.2.2 skrll static void iwm_dma_contig_free(struct iwm_dma_info *); 229 1.29.2.2 skrll static int iwm_alloc_fwmem(struct iwm_softc *); 230 1.29.2.2 skrll static void iwm_free_fwmem(struct iwm_softc *); 231 1.29.2.2 skrll static int iwm_alloc_sched(struct iwm_softc *); 232 1.29.2.2 skrll static void iwm_free_sched(struct iwm_softc *); 233 1.29.2.2 skrll static int iwm_alloc_kw(struct iwm_softc *); 234 1.29.2.2 skrll static void iwm_free_kw(struct iwm_softc *); 235 1.29.2.2 skrll static int iwm_alloc_ict(struct iwm_softc *); 236 1.29.2.2 skrll static void iwm_free_ict(struct iwm_softc *); 237 1.29.2.2 skrll static int iwm_alloc_rx_ring(struct iwm_softc *, struct iwm_rx_ring *); 238 1.29.2.2 skrll static void iwm_reset_rx_ring(struct iwm_softc *, struct iwm_rx_ring *); 239 1.29.2.2 skrll static void iwm_free_rx_ring(struct iwm_softc *, struct iwm_rx_ring *); 240 1.29.2.2 skrll static int iwm_alloc_tx_ring(struct iwm_softc *, struct iwm_tx_ring *, 241 1.29.2.2 skrll int); 242 1.29.2.2 skrll static void iwm_reset_tx_ring(struct iwm_softc *, struct iwm_tx_ring *); 243 1.29.2.2 skrll static void iwm_free_tx_ring(struct iwm_softc *, struct iwm_tx_ring *); 244 1.29.2.2 skrll static void iwm_enable_rfkill_int(struct iwm_softc *); 245 1.29.2.2 skrll static int iwm_check_rfkill(struct iwm_softc *); 246 1.29.2.2 skrll static void iwm_enable_interrupts(struct iwm_softc *); 247 1.29.2.2 skrll static void iwm_restore_interrupts(struct iwm_softc *); 248 1.29.2.2 skrll static void iwm_disable_interrupts(struct iwm_softc *); 249 1.29.2.2 skrll static void iwm_ict_reset(struct iwm_softc *); 250 1.29.2.2 skrll static int iwm_set_hw_ready(struct iwm_softc *); 251 1.29.2.2 skrll static int iwm_prepare_card_hw(struct iwm_softc *); 252 1.29.2.2 skrll static void iwm_apm_config(struct iwm_softc *); 253 1.29.2.2 skrll static int iwm_apm_init(struct iwm_softc *); 254 1.29.2.2 skrll static void iwm_apm_stop(struct iwm_softc *); 255 1.29.2.2 skrll static int iwm_allow_mcast(struct iwm_softc *); 256 1.29.2.2 skrll static int iwm_start_hw(struct iwm_softc *); 257 1.29.2.2 skrll static void iwm_stop_device(struct iwm_softc *); 258 1.29.2.2 skrll static void iwm_set_pwr(struct iwm_softc *); 259 1.29.2.2 skrll static void iwm_mvm_nic_config(struct iwm_softc *); 260 1.29.2.2 skrll static int iwm_nic_rx_init(struct iwm_softc *); 261 1.29.2.2 skrll static int iwm_nic_tx_init(struct iwm_softc *); 262 1.29.2.2 skrll static int iwm_nic_init(struct iwm_softc *); 263 1.29.2.2 skrll static void iwm_enable_txq(struct iwm_softc *, int, int); 264 1.29.2.2 skrll static int iwm_post_alive(struct iwm_softc *); 265 1.29.2.2 skrll static int iwm_is_valid_channel(uint16_t); 266 1.29.2.2 skrll static uint8_t iwm_ch_id_to_ch_index(uint16_t); 267 1.29.2.2 skrll static uint16_t iwm_channel_id_to_papd(uint16_t); 268 1.29.2.2 skrll static uint16_t iwm_channel_id_to_txp(struct iwm_softc *, uint16_t); 269 1.29.2.2 skrll static int iwm_phy_db_get_section_data(struct iwm_softc *, uint32_t, 270 1.29.2.2 skrll uint8_t **, uint16_t *, uint16_t); 271 1.29.2.2 skrll static int iwm_send_phy_db_cmd(struct iwm_softc *, uint16_t, uint16_t, 272 1.29.2.2 skrll void *); 273 1.29.2.2 skrll static int iwm_send_phy_db_data(struct iwm_softc *); 274 1.29.2.2 skrll static int iwm_send_phy_db_data(struct iwm_softc *); 275 1.29.2.2 skrll static void iwm_mvm_te_v2_to_v1(const struct iwm_time_event_cmd_v2 *, 276 1.29.2.2 skrll struct iwm_time_event_cmd_v1 *); 277 1.29.2.2 skrll static int iwm_mvm_send_time_event_cmd(struct iwm_softc *, 278 1.29.2.2 skrll const struct iwm_time_event_cmd_v2 *); 279 1.29.2.2 skrll static int iwm_mvm_time_event_send_add(struct iwm_softc *, 280 1.29.2.2 skrll struct iwm_node *, void *, struct iwm_time_event_cmd_v2 *); 281 1.29.2.2 skrll static void iwm_mvm_protect_session(struct iwm_softc *, struct iwm_node *, 282 1.29.2.2 skrll uint32_t, uint32_t, uint32_t); 283 1.29.2.2 skrll static int iwm_nvm_read_chunk(struct iwm_softc *, uint16_t, uint16_t, 284 1.29.2.2 skrll uint16_t, uint8_t *, uint16_t *); 285 1.29.2.2 skrll static int iwm_nvm_read_section(struct iwm_softc *, uint16_t, uint8_t *, 286 1.29.2.2 skrll uint16_t *); 287 1.29.2.2 skrll static void iwm_init_channel_map(struct iwm_softc *, 288 1.29.2.2 skrll const uint16_t * const); 289 1.29.2.2 skrll static int iwm_parse_nvm_data(struct iwm_softc *, const uint16_t *, 290 1.29.2.2 skrll const uint16_t *, const uint16_t *, uint8_t, uint8_t); 291 1.29.2.2 skrll static int iwm_nvm_init(struct iwm_softc *); 292 1.29.2.2 skrll static int iwm_firmware_load_chunk(struct iwm_softc *, uint32_t, 293 1.29.2.2 skrll const uint8_t *, uint32_t); 294 1.29.2.2 skrll static int iwm_load_firmware(struct iwm_softc *, enum iwm_ucode_type); 295 1.29.2.2 skrll static int iwm_start_fw(struct iwm_softc *, enum iwm_ucode_type); 296 1.29.2.2 skrll static int iwm_fw_alive(struct iwm_softc *, uint32_t); 297 1.29.2.2 skrll static int iwm_send_tx_ant_cfg(struct iwm_softc *, uint8_t); 298 1.29.2.2 skrll static int iwm_send_phy_cfg_cmd(struct iwm_softc *); 299 1.29.2.2 skrll static int iwm_mvm_load_ucode_wait_alive(struct iwm_softc *, 300 1.29.2.2 skrll enum iwm_ucode_type); 301 1.29.2.2 skrll static int iwm_run_init_mvm_ucode(struct iwm_softc *, int); 302 1.29.2.2 skrll static int iwm_rx_addbuf(struct iwm_softc *, int, int); 303 1.29.2.2 skrll static int iwm_mvm_calc_rssi(struct iwm_softc *, struct iwm_rx_phy_info *); 304 1.29.2.2 skrll static int iwm_mvm_get_signal_strength(struct iwm_softc *, 305 1.29.2.2 skrll struct iwm_rx_phy_info *); 306 1.29.2.2 skrll static void iwm_mvm_rx_rx_phy_cmd(struct iwm_softc *, 307 1.29.2.2 skrll struct iwm_rx_packet *, struct iwm_rx_data *); 308 1.29.2.2 skrll static int iwm_get_noise(const struct iwm_mvm_statistics_rx_non_phy *); 309 1.29.2.2 skrll static void iwm_mvm_rx_rx_mpdu(struct iwm_softc *, struct iwm_rx_packet *, 310 1.29.2.2 skrll struct iwm_rx_data *); 311 1.29.2.2 skrll static void iwm_mvm_rx_tx_cmd_single(struct iwm_softc *, 312 1.29.2.2 skrll struct iwm_rx_packet *, struct iwm_node *); 313 1.29.2.2 skrll static void iwm_mvm_rx_tx_cmd(struct iwm_softc *, struct iwm_rx_packet *, 314 1.29.2.2 skrll struct iwm_rx_data *); 315 1.29.2.2 skrll static int iwm_mvm_binding_cmd(struct iwm_softc *, struct iwm_node *, 316 1.29.2.2 skrll uint32_t); 317 1.29.2.2 skrll static int iwm_mvm_binding_update(struct iwm_softc *, struct iwm_node *, 318 1.29.2.2 skrll int); 319 1.29.2.2 skrll static int iwm_mvm_binding_add_vif(struct iwm_softc *, struct iwm_node *); 320 1.29.2.2 skrll static void iwm_mvm_phy_ctxt_cmd_hdr(struct iwm_softc *, 321 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *, struct iwm_phy_context_cmd *, 322 1.29.2.2 skrll uint32_t, uint32_t); 323 1.29.2.2 skrll static void iwm_mvm_phy_ctxt_cmd_data(struct iwm_softc *, 324 1.29.2.2 skrll struct iwm_phy_context_cmd *, struct ieee80211_channel *, 325 1.29.2.2 skrll uint8_t, uint8_t); 326 1.29.2.2 skrll static int iwm_mvm_phy_ctxt_apply(struct iwm_softc *, 327 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *, uint8_t, uint8_t, uint32_t, 328 1.29.2.2 skrll uint32_t); 329 1.29.2.2 skrll static int iwm_mvm_phy_ctxt_add(struct iwm_softc *, 330 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *, struct ieee80211_channel *, 331 1.29.2.2 skrll uint8_t, uint8_t); 332 1.29.2.2 skrll static int iwm_mvm_phy_ctxt_changed(struct iwm_softc *, 333 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *, struct ieee80211_channel *, 334 1.29.2.2 skrll uint8_t, uint8_t); 335 1.29.2.2 skrll static int iwm_send_cmd(struct iwm_softc *, struct iwm_host_cmd *); 336 1.29.2.2 skrll static int iwm_mvm_send_cmd_pdu(struct iwm_softc *, uint8_t, uint32_t, 337 1.29.2.2 skrll uint16_t, const void *); 338 1.29.2.2 skrll static int iwm_mvm_send_cmd_status(struct iwm_softc *, 339 1.29.2.2 skrll struct iwm_host_cmd *, uint32_t *); 340 1.29.2.2 skrll static int iwm_mvm_send_cmd_pdu_status(struct iwm_softc *, uint8_t, 341 1.29.2.2 skrll uint16_t, const void *, uint32_t *); 342 1.29.2.2 skrll static void iwm_free_resp(struct iwm_softc *, struct iwm_host_cmd *); 343 1.29.2.2 skrll static void iwm_cmd_done(struct iwm_softc *, struct iwm_rx_packet *); 344 1.29.2.2 skrll #if 0 345 1.29.2.2 skrll static void iwm_update_sched(struct iwm_softc *, int, int, uint8_t, 346 1.29.2.2 skrll uint16_t); 347 1.29.2.2 skrll #endif 348 1.29.2.2 skrll static const struct iwm_rate *iwm_tx_fill_cmd(struct iwm_softc *, 349 1.29.2.2 skrll struct iwm_node *, struct ieee80211_frame *, 350 1.29.2.2 skrll struct iwm_tx_cmd *); 351 1.29.2.2 skrll static int iwm_tx(struct iwm_softc *, struct mbuf *, 352 1.29.2.2 skrll struct ieee80211_node *, int); 353 1.29.2.2 skrll static int iwm_mvm_beacon_filter_send_cmd(struct iwm_softc *, 354 1.29.2.2 skrll struct iwm_beacon_filter_cmd *); 355 1.29.2.2 skrll static void iwm_mvm_beacon_filter_set_cqm_params(struct iwm_softc *, 356 1.29.2.2 skrll struct iwm_node *, struct iwm_beacon_filter_cmd *); 357 1.29.2.2 skrll static int iwm_mvm_update_beacon_abort(struct iwm_softc *, 358 1.29.2.2 skrll struct iwm_node *, int); 359 1.29.2.2 skrll static void iwm_mvm_power_log(struct iwm_softc *, 360 1.29.2.2 skrll struct iwm_mac_power_cmd *); 361 1.29.2.2 skrll static void iwm_mvm_power_build_cmd(struct iwm_softc *, struct iwm_node *, 362 1.29.2.2 skrll struct iwm_mac_power_cmd *); 363 1.29.2.2 skrll static int iwm_mvm_power_mac_update_mode(struct iwm_softc *, 364 1.29.2.2 skrll struct iwm_node *); 365 1.29.2.2 skrll static int iwm_mvm_power_update_device(struct iwm_softc *); 366 1.29.2.2 skrll static int iwm_mvm_enable_beacon_filter(struct iwm_softc *, 367 1.29.2.2 skrll struct iwm_node *); 368 1.29.2.2 skrll static int iwm_mvm_disable_beacon_filter(struct iwm_softc *, 369 1.29.2.2 skrll struct iwm_node *); 370 1.29.2.2 skrll static void iwm_mvm_add_sta_cmd_v6_to_v5(struct iwm_mvm_add_sta_cmd_v6 *, 371 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v5 *); 372 1.29.2.2 skrll static int iwm_mvm_send_add_sta_cmd_status(struct iwm_softc *, 373 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v6 *, int *); 374 1.29.2.2 skrll static int iwm_mvm_sta_send_to_fw(struct iwm_softc *, struct iwm_node *, 375 1.29.2.2 skrll int); 376 1.29.2.2 skrll static int iwm_mvm_add_sta(struct iwm_softc *, struct iwm_node *); 377 1.29.2.2 skrll static int iwm_mvm_update_sta(struct iwm_softc *, struct iwm_node *); 378 1.29.2.2 skrll static int iwm_mvm_add_int_sta_common(struct iwm_softc *, 379 1.29.2.2 skrll struct iwm_int_sta *, const uint8_t *, uint16_t, uint16_t); 380 1.29.2.2 skrll static int iwm_mvm_add_aux_sta(struct iwm_softc *); 381 1.29.2.2 skrll static uint16_t iwm_mvm_scan_rx_chain(struct iwm_softc *); 382 1.29.2.2 skrll static uint32_t iwm_mvm_scan_max_out_time(struct iwm_softc *, uint32_t, int); 383 1.29.2.2 skrll static uint32_t iwm_mvm_scan_suspend_time(struct iwm_softc *, int); 384 1.29.2.2 skrll static uint32_t iwm_mvm_scan_rxon_flags(struct iwm_softc *, int); 385 1.29.2.2 skrll static uint32_t iwm_mvm_scan_rate_n_flags(struct iwm_softc *, int, int); 386 1.29.2.2 skrll static uint16_t iwm_mvm_get_active_dwell(struct iwm_softc *, int, int); 387 1.29.2.2 skrll static uint16_t iwm_mvm_get_passive_dwell(struct iwm_softc *, int); 388 1.29.2.2 skrll static int iwm_mvm_scan_fill_channels(struct iwm_softc *, 389 1.29.2.2 skrll struct iwm_scan_cmd *, int, int, int); 390 1.29.2.2 skrll static uint16_t iwm_mvm_fill_probe_req(struct iwm_softc *, 391 1.29.2.2 skrll struct ieee80211_frame *, const uint8_t *, int, 392 1.29.2.2 skrll const uint8_t *, int, const uint8_t *, int, int); 393 1.29.2.2 skrll static int iwm_mvm_scan_request(struct iwm_softc *, int, int, uint8_t *, 394 1.29.2.2 skrll int); 395 1.29.2.2 skrll static void iwm_mvm_ack_rates(struct iwm_softc *, struct iwm_node *, int *, 396 1.29.2.2 skrll int *); 397 1.29.2.2 skrll static void iwm_mvm_mac_ctxt_cmd_common(struct iwm_softc *, 398 1.29.2.2 skrll struct iwm_node *, struct iwm_mac_ctx_cmd *, uint32_t); 399 1.29.2.2 skrll static int iwm_mvm_mac_ctxt_send_cmd(struct iwm_softc *, 400 1.29.2.2 skrll struct iwm_mac_ctx_cmd *); 401 1.29.2.2 skrll static void iwm_mvm_mac_ctxt_cmd_fill_sta(struct iwm_softc *, 402 1.29.2.2 skrll struct iwm_node *, struct iwm_mac_data_sta *, int); 403 1.29.2.2 skrll static int iwm_mvm_mac_ctxt_cmd_station(struct iwm_softc *, 404 1.29.2.2 skrll struct iwm_node *, uint32_t); 405 1.29.2.2 skrll static int iwm_mvm_mac_ctx_send(struct iwm_softc *, struct iwm_node *, 406 1.29.2.2 skrll uint32_t); 407 1.29.2.2 skrll static int iwm_mvm_mac_ctxt_add(struct iwm_softc *, struct iwm_node *); 408 1.29.2.2 skrll static int iwm_mvm_mac_ctxt_changed(struct iwm_softc *, struct iwm_node *); 409 1.29.2.2 skrll static int iwm_mvm_update_quotas(struct iwm_softc *, struct iwm_node *); 410 1.29.2.2 skrll static int iwm_auth(struct iwm_softc *); 411 1.29.2.2 skrll static int iwm_assoc(struct iwm_softc *); 412 1.29.2.2 skrll static int iwm_release(struct iwm_softc *, struct iwm_node *); 413 1.29.2.2 skrll static void iwm_calib_timeout(void *); 414 1.29.2.2 skrll static void iwm_setrates(struct iwm_node *); 415 1.29.2.2 skrll static int iwm_media_change(struct ifnet *); 416 1.29.2.2 skrll static void iwm_newstate_cb(struct work *, void *); 417 1.29.2.2 skrll static int iwm_newstate(struct ieee80211com *, enum ieee80211_state, int); 418 1.29.2.2 skrll static void iwm_endscan_cb(struct work *, void *); 419 1.29.2.2 skrll static int iwm_init_hw(struct iwm_softc *); 420 1.29.2.2 skrll static int iwm_init(struct ifnet *); 421 1.29.2.2 skrll static void iwm_start(struct ifnet *); 422 1.29.2.2 skrll static void iwm_stop(struct ifnet *, int); 423 1.29.2.2 skrll static void iwm_watchdog(struct ifnet *); 424 1.29.2.2 skrll static int iwm_ioctl(struct ifnet *, u_long, void *); 425 1.29.2.2 skrll #ifdef IWM_DEBUG 426 1.29.2.2 skrll static const char *iwm_desc_lookup(uint32_t); 427 1.29.2.2 skrll static void iwm_nic_error(struct iwm_softc *); 428 1.29.2.2 skrll #endif 429 1.29.2.2 skrll static void iwm_notif_intr(struct iwm_softc *); 430 1.29.2.2 skrll static int iwm_intr(void *); 431 1.29.2.2 skrll static int iwm_preinit(struct iwm_softc *); 432 1.29.2.2 skrll static void iwm_attach_hook(device_t); 433 1.29.2.2 skrll static void iwm_attach(device_t, device_t, void *); 434 1.29.2.2 skrll #if 0 435 1.29.2.2 skrll static void iwm_init_task(void *); 436 1.29.2.2 skrll static int iwm_activate(device_t, enum devact); 437 1.29.2.2 skrll static void iwm_wakeup(struct iwm_softc *); 438 1.29.2.2 skrll #endif 439 1.29.2.2 skrll static void iwm_radiotap_attach(struct iwm_softc *); 440 1.29.2.4 skrll static int iwm_sysctl_fw_loaded_handler(SYSCTLFN_PROTO); 441 1.29.2.4 skrll 442 1.29.2.4 skrll static int iwm_sysctl_root_num; 443 1.29.2.2 skrll 444 1.29.2.2 skrll static int 445 1.29.2.2 skrll iwm_firmload(struct iwm_softc *sc) 446 1.29.2.2 skrll { 447 1.29.2.2 skrll struct iwm_fw_info *fw = &sc->sc_fw; 448 1.29.2.2 skrll firmware_handle_t fwh; 449 1.29.2.2 skrll int error; 450 1.29.2.2 skrll 451 1.29.2.4 skrll if (ISSET(sc->sc_flags, IWM_FLAG_FW_LOADED)) 452 1.29.2.4 skrll return 0; 453 1.29.2.4 skrll 454 1.29.2.2 skrll /* Open firmware image. */ 455 1.29.2.2 skrll if ((error = firmware_open("if_iwm", sc->sc_fwname, &fwh)) != 0) { 456 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 457 1.29.2.2 skrll "could not get firmware handle %s\n", sc->sc_fwname); 458 1.29.2.2 skrll return error; 459 1.29.2.2 skrll } 460 1.29.2.2 skrll 461 1.29.2.4 skrll if (fw->fw_rawdata != NULL && fw->fw_rawsize > 0) { 462 1.29.2.4 skrll kmem_free(fw->fw_rawdata, fw->fw_rawsize); 463 1.29.2.4 skrll fw->fw_rawdata = NULL; 464 1.29.2.4 skrll } 465 1.29.2.4 skrll 466 1.29.2.2 skrll fw->fw_rawsize = firmware_get_size(fwh); 467 1.29.2.2 skrll /* 468 1.29.2.2 skrll * Well, this is how the Linux driver checks it .... 469 1.29.2.2 skrll */ 470 1.29.2.2 skrll if (fw->fw_rawsize < sizeof(uint32_t)) { 471 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 472 1.29.2.2 skrll "firmware too short: %zd bytes\n", fw->fw_rawsize); 473 1.29.2.2 skrll error = EINVAL; 474 1.29.2.2 skrll goto out; 475 1.29.2.2 skrll } 476 1.29.2.2 skrll 477 1.29.2.2 skrll /* some sanity */ 478 1.29.2.2 skrll if (fw->fw_rawsize > IWM_FWMAXSIZE) { 479 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 480 1.29.2.4 skrll "firmware size is ridiculous: %zd bytes\n", fw->fw_rawsize); 481 1.29.2.2 skrll error = EINVAL; 482 1.29.2.2 skrll goto out; 483 1.29.2.2 skrll } 484 1.29.2.2 skrll 485 1.29.2.2 skrll /* Read the firmware. */ 486 1.29.2.2 skrll fw->fw_rawdata = kmem_alloc(fw->fw_rawsize, KM_SLEEP); 487 1.29.2.2 skrll if (fw->fw_rawdata == NULL) { 488 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 489 1.29.2.2 skrll "not enough memory to stock firmware %s\n", sc->sc_fwname); 490 1.29.2.2 skrll error = ENOMEM; 491 1.29.2.2 skrll goto out; 492 1.29.2.2 skrll } 493 1.29.2.2 skrll error = firmware_read(fwh, 0, fw->fw_rawdata, fw->fw_rawsize); 494 1.29.2.2 skrll if (error) { 495 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 496 1.29.2.2 skrll "could not read firmware %s\n", sc->sc_fwname); 497 1.29.2.2 skrll goto out; 498 1.29.2.2 skrll } 499 1.29.2.2 skrll 500 1.29.2.4 skrll SET(sc->sc_flags, IWM_FLAG_FW_LOADED); 501 1.29.2.2 skrll out: 502 1.29.2.2 skrll /* caller will release memory, if necessary */ 503 1.29.2.2 skrll 504 1.29.2.2 skrll firmware_close(fwh); 505 1.29.2.2 skrll return error; 506 1.29.2.2 skrll } 507 1.29.2.2 skrll 508 1.29.2.2 skrll /* 509 1.29.2.2 skrll * just maintaining status quo. 510 1.29.2.2 skrll */ 511 1.29.2.2 skrll static void 512 1.29.2.2 skrll iwm_fix_channel(struct ieee80211com *ic, struct mbuf *m) 513 1.29.2.2 skrll { 514 1.29.2.3 skrll struct iwm_softc *sc = ic->ic_ifp->if_softc; 515 1.29.2.2 skrll struct ieee80211_frame *wh; 516 1.29.2.2 skrll uint8_t subtype; 517 1.29.2.2 skrll uint8_t *frm, *efrm; 518 1.29.2.2 skrll 519 1.29.2.2 skrll wh = mtod(m, struct ieee80211_frame *); 520 1.29.2.2 skrll 521 1.29.2.2 skrll if ((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT) 522 1.29.2.2 skrll return; 523 1.29.2.2 skrll 524 1.29.2.2 skrll subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 525 1.29.2.2 skrll 526 1.29.2.2 skrll if (subtype != IEEE80211_FC0_SUBTYPE_BEACON && 527 1.29.2.2 skrll subtype != IEEE80211_FC0_SUBTYPE_PROBE_RESP) 528 1.29.2.2 skrll return; 529 1.29.2.2 skrll 530 1.29.2.3 skrll if (sc->sc_scanband == IEEE80211_CHAN_5GHZ) { 531 1.29.2.3 skrll int chan = le32toh(sc->sc_last_phy_info.channel); 532 1.29.2.3 skrll if (chan < __arraycount(ic->ic_channels)) 533 1.29.2.3 skrll ic->ic_curchan = &ic->ic_channels[chan]; 534 1.29.2.3 skrll return; 535 1.29.2.3 skrll } 536 1.29.2.3 skrll 537 1.29.2.2 skrll frm = (uint8_t *)(wh + 1); 538 1.29.2.2 skrll efrm = mtod(m, uint8_t *) + m->m_len; 539 1.29.2.2 skrll 540 1.29.2.2 skrll frm += 12; /* skip tstamp, bintval and capinfo fields */ 541 1.29.2.2 skrll while (frm < efrm) { 542 1.29.2.2 skrll if (*frm == IEEE80211_ELEMID_DSPARMS) { 543 1.29.2.2 skrll #if IEEE80211_CHAN_MAX < 255 544 1.29.2.2 skrll if (frm[2] <= IEEE80211_CHAN_MAX) 545 1.29.2.2 skrll #endif 546 1.29.2.2 skrll ic->ic_curchan = &ic->ic_channels[frm[2]]; 547 1.29.2.2 skrll } 548 1.29.2.2 skrll frm += frm[1] + 2; 549 1.29.2.2 skrll } 550 1.29.2.2 skrll } 551 1.29.2.2 skrll 552 1.29.2.2 skrll /* 553 1.29.2.2 skrll * Firmware parser. 554 1.29.2.2 skrll */ 555 1.29.2.2 skrll 556 1.29.2.2 skrll static int 557 1.29.2.2 skrll iwm_store_cscheme(struct iwm_softc *sc, uint8_t *data, size_t dlen) 558 1.29.2.2 skrll { 559 1.29.2.2 skrll struct iwm_fw_cscheme_list *l = (void *)data; 560 1.29.2.2 skrll 561 1.29.2.2 skrll if (dlen < sizeof(*l) || 562 1.29.2.2 skrll dlen < sizeof(l->size) + l->size * sizeof(*l->cs)) 563 1.29.2.2 skrll return EINVAL; 564 1.29.2.2 skrll 565 1.29.2.2 skrll /* we don't actually store anything for now, always use s/w crypto */ 566 1.29.2.2 skrll 567 1.29.2.2 skrll return 0; 568 1.29.2.2 skrll } 569 1.29.2.2 skrll 570 1.29.2.2 skrll static int 571 1.29.2.2 skrll iwm_firmware_store_section(struct iwm_softc *sc, 572 1.29.2.2 skrll enum iwm_ucode_type type, uint8_t *data, size_t dlen) 573 1.29.2.2 skrll { 574 1.29.2.2 skrll struct iwm_fw_sects *fws; 575 1.29.2.2 skrll struct iwm_fw_onesect *fwone; 576 1.29.2.2 skrll 577 1.29.2.2 skrll if (type >= IWM_UCODE_TYPE_MAX) 578 1.29.2.2 skrll return EINVAL; 579 1.29.2.2 skrll if (dlen < sizeof(uint32_t)) 580 1.29.2.2 skrll return EINVAL; 581 1.29.2.2 skrll 582 1.29.2.2 skrll fws = &sc->sc_fw.fw_sects[type]; 583 1.29.2.2 skrll if (fws->fw_count >= IWM_UCODE_SECT_MAX) 584 1.29.2.2 skrll return EINVAL; 585 1.29.2.2 skrll 586 1.29.2.2 skrll fwone = &fws->fw_sect[fws->fw_count]; 587 1.29.2.2 skrll 588 1.29.2.2 skrll /* first 32bit are device load offset */ 589 1.29.2.2 skrll memcpy(&fwone->fws_devoff, data, sizeof(uint32_t)); 590 1.29.2.2 skrll 591 1.29.2.2 skrll /* rest is data */ 592 1.29.2.2 skrll fwone->fws_data = data + sizeof(uint32_t); 593 1.29.2.2 skrll fwone->fws_len = dlen - sizeof(uint32_t); 594 1.29.2.2 skrll 595 1.29.2.2 skrll /* for freeing the buffer during driver unload */ 596 1.29.2.2 skrll fwone->fws_alloc = data; 597 1.29.2.2 skrll fwone->fws_allocsize = dlen; 598 1.29.2.2 skrll 599 1.29.2.2 skrll fws->fw_count++; 600 1.29.2.2 skrll fws->fw_totlen += fwone->fws_len; 601 1.29.2.2 skrll 602 1.29.2.2 skrll return 0; 603 1.29.2.2 skrll } 604 1.29.2.2 skrll 605 1.29.2.2 skrll /* iwlwifi: iwl-drv.c */ 606 1.29.2.2 skrll struct iwm_tlv_calib_data { 607 1.29.2.2 skrll uint32_t ucode_type; 608 1.29.2.2 skrll struct iwm_tlv_calib_ctrl calib; 609 1.29.2.2 skrll } __packed; 610 1.29.2.2 skrll 611 1.29.2.2 skrll static int 612 1.29.2.2 skrll iwm_set_default_calib(struct iwm_softc *sc, const void *data) 613 1.29.2.2 skrll { 614 1.29.2.2 skrll const struct iwm_tlv_calib_data *def_calib = data; 615 1.29.2.2 skrll uint32_t ucode_type = le32toh(def_calib->ucode_type); 616 1.29.2.2 skrll 617 1.29.2.2 skrll if (ucode_type >= IWM_UCODE_TYPE_MAX) { 618 1.29.2.2 skrll DPRINTF(("%s: Wrong ucode_type %u for default " 619 1.29.2.2 skrll "calibration.\n", DEVNAME(sc), ucode_type)); 620 1.29.2.2 skrll return EINVAL; 621 1.29.2.2 skrll } 622 1.29.2.2 skrll 623 1.29.2.2 skrll sc->sc_default_calib[ucode_type].flow_trigger = 624 1.29.2.2 skrll def_calib->calib.flow_trigger; 625 1.29.2.2 skrll sc->sc_default_calib[ucode_type].event_trigger = 626 1.29.2.2 skrll def_calib->calib.event_trigger; 627 1.29.2.2 skrll 628 1.29.2.2 skrll return 0; 629 1.29.2.2 skrll } 630 1.29.2.2 skrll 631 1.29.2.2 skrll static int 632 1.29.2.2 skrll iwm_read_firmware(struct iwm_softc *sc) 633 1.29.2.2 skrll { 634 1.29.2.2 skrll struct iwm_fw_info *fw = &sc->sc_fw; 635 1.29.2.2 skrll struct iwm_tlv_ucode_header *uhdr; 636 1.29.2.2 skrll struct iwm_ucode_tlv tlv; 637 1.29.2.2 skrll enum iwm_ucode_tlv_type tlv_type; 638 1.29.2.2 skrll uint8_t *data; 639 1.29.2.2 skrll int error, status; 640 1.29.2.2 skrll size_t len; 641 1.29.2.2 skrll 642 1.29.2.2 skrll if (fw->fw_status == IWM_FW_STATUS_NONE) { 643 1.29.2.2 skrll fw->fw_status = IWM_FW_STATUS_INPROGRESS; 644 1.29.2.2 skrll } else { 645 1.29.2.2 skrll while (fw->fw_status == IWM_FW_STATUS_INPROGRESS) 646 1.29.2.2 skrll tsleep(&sc->sc_fw, 0, "iwmfwp", 0); 647 1.29.2.2 skrll } 648 1.29.2.2 skrll status = fw->fw_status; 649 1.29.2.2 skrll 650 1.29.2.2 skrll if (status == IWM_FW_STATUS_DONE) 651 1.29.2.2 skrll return 0; 652 1.29.2.2 skrll 653 1.29.2.2 skrll /* 654 1.29.2.2 skrll * Load firmware into driver memory. 655 1.29.2.2 skrll * fw_rawdata and fw_rawsize will be set. 656 1.29.2.2 skrll */ 657 1.29.2.2 skrll error = iwm_firmload(sc); 658 1.29.2.2 skrll if (error != 0) { 659 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 660 1.29.2.2 skrll "could not read firmware %s (error %d)\n", 661 1.29.2.2 skrll sc->sc_fwname, error); 662 1.29.2.2 skrll goto out; 663 1.29.2.2 skrll } 664 1.29.2.2 skrll 665 1.29.2.2 skrll /* 666 1.29.2.2 skrll * Parse firmware contents 667 1.29.2.2 skrll */ 668 1.29.2.2 skrll 669 1.29.2.2 skrll uhdr = (void *)fw->fw_rawdata; 670 1.29.2.2 skrll if (*(uint32_t *)fw->fw_rawdata != 0 671 1.29.2.2 skrll || le32toh(uhdr->magic) != IWM_TLV_UCODE_MAGIC) { 672 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "invalid firmware %s\n", 673 1.29.2.2 skrll sc->sc_fwname); 674 1.29.2.2 skrll error = EINVAL; 675 1.29.2.2 skrll goto out; 676 1.29.2.2 skrll } 677 1.29.2.2 skrll 678 1.29.2.2 skrll sc->sc_fwver = le32toh(uhdr->ver); 679 1.29.2.2 skrll data = uhdr->data; 680 1.29.2.2 skrll len = fw->fw_rawsize - sizeof(*uhdr); 681 1.29.2.2 skrll 682 1.29.2.2 skrll while (len >= sizeof(tlv)) { 683 1.29.2.2 skrll size_t tlv_len; 684 1.29.2.2 skrll void *tlv_data; 685 1.29.2.2 skrll 686 1.29.2.2 skrll memcpy(&tlv, data, sizeof(tlv)); 687 1.29.2.2 skrll tlv_len = le32toh(tlv.length); 688 1.29.2.2 skrll tlv_type = le32toh(tlv.type); 689 1.29.2.2 skrll 690 1.29.2.2 skrll len -= sizeof(tlv); 691 1.29.2.2 skrll data += sizeof(tlv); 692 1.29.2.2 skrll tlv_data = data; 693 1.29.2.2 skrll 694 1.29.2.2 skrll if (len < tlv_len) { 695 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 696 1.29.2.2 skrll "firmware too short: %zu bytes\n", len); 697 1.29.2.2 skrll error = EINVAL; 698 1.29.2.2 skrll goto parse_out; 699 1.29.2.2 skrll } 700 1.29.2.2 skrll 701 1.29.2.2 skrll switch ((int)tlv_type) { 702 1.29.2.2 skrll case IWM_UCODE_TLV_PROBE_MAX_LEN: 703 1.29.2.2 skrll if (tlv_len < sizeof(uint32_t)) { 704 1.29.2.2 skrll error = EINVAL; 705 1.29.2.2 skrll goto parse_out; 706 1.29.2.2 skrll } 707 1.29.2.2 skrll sc->sc_capa_max_probe_len 708 1.29.2.2 skrll = le32toh(*(uint32_t *)tlv_data); 709 1.29.2.2 skrll /* limit it to something sensible */ 710 1.29.2.2 skrll if (sc->sc_capa_max_probe_len > (1<<16)) { 711 1.29.2.2 skrll DPRINTF(("%s: IWM_UCODE_TLV_PROBE_MAX_LEN " 712 1.29.2.2 skrll "ridiculous\n", DEVNAME(sc))); 713 1.29.2.2 skrll error = EINVAL; 714 1.29.2.2 skrll goto parse_out; 715 1.29.2.2 skrll } 716 1.29.2.2 skrll break; 717 1.29.2.2 skrll case IWM_UCODE_TLV_PAN: 718 1.29.2.2 skrll if (tlv_len) { 719 1.29.2.2 skrll error = EINVAL; 720 1.29.2.2 skrll goto parse_out; 721 1.29.2.2 skrll } 722 1.29.2.2 skrll sc->sc_capaflags |= IWM_UCODE_TLV_FLAGS_PAN; 723 1.29.2.2 skrll break; 724 1.29.2.2 skrll case IWM_UCODE_TLV_FLAGS: 725 1.29.2.2 skrll if (tlv_len < sizeof(uint32_t)) { 726 1.29.2.2 skrll error = EINVAL; 727 1.29.2.2 skrll goto parse_out; 728 1.29.2.2 skrll } 729 1.29.2.2 skrll /* 730 1.29.2.2 skrll * Apparently there can be many flags, but Linux driver 731 1.29.2.2 skrll * parses only the first one, and so do we. 732 1.29.2.2 skrll * 733 1.29.2.2 skrll * XXX: why does this override IWM_UCODE_TLV_PAN? 734 1.29.2.2 skrll * Intentional or a bug? Observations from 735 1.29.2.2 skrll * current firmware file: 736 1.29.2.2 skrll * 1) TLV_PAN is parsed first 737 1.29.2.2 skrll * 2) TLV_FLAGS contains TLV_FLAGS_PAN 738 1.29.2.2 skrll * ==> this resets TLV_PAN to itself... hnnnk 739 1.29.2.2 skrll */ 740 1.29.2.2 skrll sc->sc_capaflags = le32toh(*(uint32_t *)tlv_data); 741 1.29.2.2 skrll break; 742 1.29.2.2 skrll case IWM_UCODE_TLV_CSCHEME: 743 1.29.2.2 skrll if ((error = iwm_store_cscheme(sc, 744 1.29.2.2 skrll tlv_data, tlv_len)) != 0) 745 1.29.2.2 skrll goto parse_out; 746 1.29.2.2 skrll break; 747 1.29.2.2 skrll case IWM_UCODE_TLV_NUM_OF_CPU: 748 1.29.2.2 skrll if (tlv_len != sizeof(uint32_t)) { 749 1.29.2.2 skrll error = EINVAL; 750 1.29.2.2 skrll goto parse_out; 751 1.29.2.2 skrll } 752 1.29.2.2 skrll if (le32toh(*(uint32_t*)tlv_data) != 1) { 753 1.29.2.2 skrll DPRINTF(("%s: driver supports " 754 1.29.2.2 skrll "only TLV_NUM_OF_CPU == 1", DEVNAME(sc))); 755 1.29.2.2 skrll error = EINVAL; 756 1.29.2.2 skrll goto parse_out; 757 1.29.2.2 skrll } 758 1.29.2.2 skrll break; 759 1.29.2.2 skrll case IWM_UCODE_TLV_SEC_RT: 760 1.29.2.2 skrll if ((error = iwm_firmware_store_section(sc, 761 1.29.2.2 skrll IWM_UCODE_TYPE_REGULAR, tlv_data, tlv_len)) != 0) 762 1.29.2.2 skrll goto parse_out; 763 1.29.2.2 skrll break; 764 1.29.2.2 skrll case IWM_UCODE_TLV_SEC_INIT: 765 1.29.2.2 skrll if ((error = iwm_firmware_store_section(sc, 766 1.29.2.2 skrll IWM_UCODE_TYPE_INIT, tlv_data, tlv_len)) != 0) 767 1.29.2.2 skrll goto parse_out; 768 1.29.2.2 skrll break; 769 1.29.2.2 skrll case IWM_UCODE_TLV_SEC_WOWLAN: 770 1.29.2.2 skrll if ((error = iwm_firmware_store_section(sc, 771 1.29.2.2 skrll IWM_UCODE_TYPE_WOW, tlv_data, tlv_len)) != 0) 772 1.29.2.2 skrll goto parse_out; 773 1.29.2.2 skrll break; 774 1.29.2.2 skrll case IWM_UCODE_TLV_DEF_CALIB: 775 1.29.2.2 skrll if (tlv_len != sizeof(struct iwm_tlv_calib_data)) { 776 1.29.2.2 skrll error = EINVAL; 777 1.29.2.2 skrll goto parse_out; 778 1.29.2.2 skrll } 779 1.29.2.2 skrll if ((error = iwm_set_default_calib(sc, tlv_data)) != 0) 780 1.29.2.2 skrll goto parse_out; 781 1.29.2.2 skrll break; 782 1.29.2.2 skrll case IWM_UCODE_TLV_PHY_SKU: 783 1.29.2.2 skrll if (tlv_len != sizeof(uint32_t)) { 784 1.29.2.2 skrll error = EINVAL; 785 1.29.2.2 skrll goto parse_out; 786 1.29.2.2 skrll } 787 1.29.2.2 skrll sc->sc_fw_phy_config = le32toh(*(uint32_t *)tlv_data); 788 1.29.2.2 skrll break; 789 1.29.2.2 skrll 790 1.29.2.2 skrll case IWM_UCODE_TLV_API_CHANGES_SET: 791 1.29.2.2 skrll case IWM_UCODE_TLV_ENABLED_CAPABILITIES: 792 1.29.2.2 skrll /* ignore, not used by current driver */ 793 1.29.2.2 skrll break; 794 1.29.2.2 skrll 795 1.29.2.2 skrll default: 796 1.29.2.2 skrll DPRINTF(("%s: unknown firmware section %d, abort\n", 797 1.29.2.2 skrll DEVNAME(sc), tlv_type)); 798 1.29.2.2 skrll error = EINVAL; 799 1.29.2.2 skrll goto parse_out; 800 1.29.2.2 skrll } 801 1.29.2.2 skrll 802 1.29.2.2 skrll len -= roundup(tlv_len, 4); 803 1.29.2.2 skrll data += roundup(tlv_len, 4); 804 1.29.2.2 skrll } 805 1.29.2.2 skrll 806 1.29.2.2 skrll KASSERT(error == 0); 807 1.29.2.2 skrll 808 1.29.2.2 skrll parse_out: 809 1.29.2.2 skrll if (error) { 810 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 811 1.29.2.2 skrll "firmware parse error, section type %d\n", tlv_type); 812 1.29.2.2 skrll } 813 1.29.2.2 skrll 814 1.29.2.2 skrll if (!(sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_PM_CMD_SUPPORT)) { 815 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 816 1.29.2.2 skrll "device uses unsupported power ops\n"); 817 1.29.2.2 skrll error = ENOTSUP; 818 1.29.2.2 skrll } 819 1.29.2.2 skrll 820 1.29.2.2 skrll out: 821 1.29.2.2 skrll if (error) 822 1.29.2.2 skrll fw->fw_status = IWM_FW_STATUS_NONE; 823 1.29.2.2 skrll else 824 1.29.2.2 skrll fw->fw_status = IWM_FW_STATUS_DONE; 825 1.29.2.2 skrll wakeup(&sc->sc_fw); 826 1.29.2.2 skrll 827 1.29.2.2 skrll if (error && fw->fw_rawdata != NULL) { 828 1.29.2.2 skrll kmem_free(fw->fw_rawdata, fw->fw_rawsize); 829 1.29.2.2 skrll fw->fw_rawdata = NULL; 830 1.29.2.4 skrll CLR(sc->sc_flags, IWM_FLAG_FW_LOADED); 831 1.29.2.2 skrll } 832 1.29.2.2 skrll return error; 833 1.29.2.2 skrll } 834 1.29.2.2 skrll 835 1.29.2.2 skrll /* 836 1.29.2.2 skrll * basic device access 837 1.29.2.2 skrll */ 838 1.29.2.2 skrll 839 1.29.2.2 skrll static uint32_t 840 1.29.2.2 skrll iwm_read_prph(struct iwm_softc *sc, uint32_t addr) 841 1.29.2.2 skrll { 842 1.29.2.2 skrll IWM_WRITE(sc, 843 1.29.2.2 skrll IWM_HBUS_TARG_PRPH_RADDR, ((addr & 0x000fffff) | (3 << 24))); 844 1.29.2.2 skrll IWM_BARRIER_READ_WRITE(sc); 845 1.29.2.2 skrll return IWM_READ(sc, IWM_HBUS_TARG_PRPH_RDAT); 846 1.29.2.2 skrll } 847 1.29.2.2 skrll 848 1.29.2.2 skrll static void 849 1.29.2.2 skrll iwm_write_prph(struct iwm_softc *sc, uint32_t addr, uint32_t val) 850 1.29.2.2 skrll { 851 1.29.2.2 skrll IWM_WRITE(sc, 852 1.29.2.2 skrll IWM_HBUS_TARG_PRPH_WADDR, ((addr & 0x000fffff) | (3 << 24))); 853 1.29.2.2 skrll IWM_BARRIER_WRITE(sc); 854 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_PRPH_WDAT, val); 855 1.29.2.2 skrll } 856 1.29.2.2 skrll 857 1.29.2.2 skrll #ifdef IWM_DEBUG 858 1.29.2.2 skrll /* iwlwifi: pcie/trans.c */ 859 1.29.2.2 skrll static int 860 1.29.2.2 skrll iwm_read_mem(struct iwm_softc *sc, uint32_t addr, void *buf, int dwords) 861 1.29.2.2 skrll { 862 1.29.2.2 skrll int offs, ret = 0; 863 1.29.2.2 skrll uint32_t *vals = buf; 864 1.29.2.2 skrll 865 1.29.2.2 skrll if (iwm_nic_lock(sc)) { 866 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_MEM_RADDR, addr); 867 1.29.2.2 skrll for (offs = 0; offs < dwords; offs++) 868 1.29.2.2 skrll vals[offs] = IWM_READ(sc, IWM_HBUS_TARG_MEM_RDAT); 869 1.29.2.2 skrll iwm_nic_unlock(sc); 870 1.29.2.2 skrll } else { 871 1.29.2.2 skrll ret = EBUSY; 872 1.29.2.2 skrll } 873 1.29.2.2 skrll return ret; 874 1.29.2.2 skrll } 875 1.29.2.2 skrll #endif 876 1.29.2.2 skrll 877 1.29.2.2 skrll /* iwlwifi: pcie/trans.c */ 878 1.29.2.2 skrll static int 879 1.29.2.2 skrll iwm_write_mem(struct iwm_softc *sc, uint32_t addr, const void *buf, int dwords) 880 1.29.2.2 skrll { 881 1.29.2.2 skrll int offs; 882 1.29.2.2 skrll const uint32_t *vals = buf; 883 1.29.2.2 skrll 884 1.29.2.2 skrll if (iwm_nic_lock(sc)) { 885 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_MEM_WADDR, addr); 886 1.29.2.2 skrll /* WADDR auto-increments */ 887 1.29.2.2 skrll for (offs = 0; offs < dwords; offs++) { 888 1.29.2.2 skrll uint32_t val = vals ? vals[offs] : 0; 889 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_MEM_WDAT, val); 890 1.29.2.2 skrll } 891 1.29.2.2 skrll iwm_nic_unlock(sc); 892 1.29.2.2 skrll } else { 893 1.29.2.2 skrll DPRINTF(("%s: write_mem failed\n", DEVNAME(sc))); 894 1.29.2.2 skrll return EBUSY; 895 1.29.2.2 skrll } 896 1.29.2.2 skrll return 0; 897 1.29.2.2 skrll } 898 1.29.2.2 skrll 899 1.29.2.2 skrll static int 900 1.29.2.2 skrll iwm_write_mem32(struct iwm_softc *sc, uint32_t addr, uint32_t val) 901 1.29.2.2 skrll { 902 1.29.2.2 skrll return iwm_write_mem(sc, addr, &val, 1); 903 1.29.2.2 skrll } 904 1.29.2.2 skrll 905 1.29.2.2 skrll static int 906 1.29.2.2 skrll iwm_poll_bit(struct iwm_softc *sc, int reg, 907 1.29.2.2 skrll uint32_t bits, uint32_t mask, int timo) 908 1.29.2.2 skrll { 909 1.29.2.2 skrll for (;;) { 910 1.29.2.2 skrll if ((IWM_READ(sc, reg) & mask) == (bits & mask)) { 911 1.29.2.2 skrll return 1; 912 1.29.2.2 skrll } 913 1.29.2.2 skrll if (timo < 10) { 914 1.29.2.2 skrll return 0; 915 1.29.2.2 skrll } 916 1.29.2.2 skrll timo -= 10; 917 1.29.2.2 skrll DELAY(10); 918 1.29.2.2 skrll } 919 1.29.2.2 skrll } 920 1.29.2.2 skrll 921 1.29.2.2 skrll static int 922 1.29.2.2 skrll iwm_nic_lock(struct iwm_softc *sc) 923 1.29.2.2 skrll { 924 1.29.2.2 skrll int rv = 0; 925 1.29.2.2 skrll 926 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GP_CNTRL, 927 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); 928 1.29.2.2 skrll 929 1.29.2.2 skrll if (iwm_poll_bit(sc, IWM_CSR_GP_CNTRL, 930 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN, 931 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY 932 1.29.2.2 skrll | IWM_CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP, 15000)) { 933 1.29.2.2 skrll rv = 1; 934 1.29.2.2 skrll } else { 935 1.29.2.2 skrll /* jolt */ 936 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_RESET, IWM_CSR_RESET_REG_FLAG_FORCE_NMI); 937 1.29.2.2 skrll } 938 1.29.2.2 skrll 939 1.29.2.2 skrll return rv; 940 1.29.2.2 skrll } 941 1.29.2.2 skrll 942 1.29.2.2 skrll static void 943 1.29.2.2 skrll iwm_nic_unlock(struct iwm_softc *sc) 944 1.29.2.2 skrll { 945 1.29.2.2 skrll IWM_CLRBITS(sc, IWM_CSR_GP_CNTRL, 946 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); 947 1.29.2.2 skrll } 948 1.29.2.2 skrll 949 1.29.2.2 skrll static void 950 1.29.2.2 skrll iwm_set_bits_mask_prph(struct iwm_softc *sc, 951 1.29.2.2 skrll uint32_t reg, uint32_t bits, uint32_t mask) 952 1.29.2.2 skrll { 953 1.29.2.2 skrll uint32_t val; 954 1.29.2.2 skrll 955 1.29.2.2 skrll /* XXX: no error path? */ 956 1.29.2.2 skrll if (iwm_nic_lock(sc)) { 957 1.29.2.2 skrll val = iwm_read_prph(sc, reg) & mask; 958 1.29.2.2 skrll val |= bits; 959 1.29.2.2 skrll iwm_write_prph(sc, reg, val); 960 1.29.2.2 skrll iwm_nic_unlock(sc); 961 1.29.2.2 skrll } 962 1.29.2.2 skrll } 963 1.29.2.2 skrll 964 1.29.2.2 skrll static void 965 1.29.2.2 skrll iwm_set_bits_prph(struct iwm_softc *sc, uint32_t reg, uint32_t bits) 966 1.29.2.2 skrll { 967 1.29.2.2 skrll iwm_set_bits_mask_prph(sc, reg, bits, ~0); 968 1.29.2.2 skrll } 969 1.29.2.2 skrll 970 1.29.2.2 skrll static void 971 1.29.2.2 skrll iwm_clear_bits_prph(struct iwm_softc *sc, uint32_t reg, uint32_t bits) 972 1.29.2.2 skrll { 973 1.29.2.2 skrll iwm_set_bits_mask_prph(sc, reg, 0, ~bits); 974 1.29.2.2 skrll } 975 1.29.2.2 skrll 976 1.29.2.2 skrll /* 977 1.29.2.2 skrll * DMA resource routines 978 1.29.2.2 skrll */ 979 1.29.2.2 skrll 980 1.29.2.2 skrll static int 981 1.29.2.2 skrll iwm_dma_contig_alloc(bus_dma_tag_t tag, struct iwm_dma_info *dma, 982 1.29.2.2 skrll bus_size_t size, bus_size_t alignment) 983 1.29.2.2 skrll { 984 1.29.2.2 skrll int nsegs, error; 985 1.29.2.2 skrll void *va; 986 1.29.2.2 skrll 987 1.29.2.2 skrll dma->tag = tag; 988 1.29.2.2 skrll dma->size = size; 989 1.29.2.2 skrll 990 1.29.2.2 skrll error = bus_dmamap_create(tag, size, 1, size, 0, BUS_DMA_NOWAIT, 991 1.29.2.2 skrll &dma->map); 992 1.29.2.2 skrll if (error != 0) 993 1.29.2.2 skrll goto fail; 994 1.29.2.2 skrll 995 1.29.2.2 skrll error = bus_dmamem_alloc(tag, size, alignment, 0, &dma->seg, 1, &nsegs, 996 1.29.2.2 skrll BUS_DMA_NOWAIT); 997 1.29.2.2 skrll if (error != 0) 998 1.29.2.2 skrll goto fail; 999 1.29.2.2 skrll 1000 1.29.2.2 skrll error = bus_dmamem_map(tag, &dma->seg, 1, size, &va, 1001 1.29.2.2 skrll BUS_DMA_NOWAIT); 1002 1.29.2.2 skrll if (error != 0) 1003 1.29.2.2 skrll goto fail; 1004 1.29.2.2 skrll dma->vaddr = va; 1005 1.29.2.2 skrll 1006 1.29.2.2 skrll error = bus_dmamap_load(tag, dma->map, dma->vaddr, size, NULL, 1007 1.29.2.2 skrll BUS_DMA_NOWAIT); 1008 1.29.2.2 skrll if (error != 0) 1009 1.29.2.2 skrll goto fail; 1010 1.29.2.2 skrll 1011 1.29.2.2 skrll memset(dma->vaddr, 0, size); 1012 1.29.2.2 skrll bus_dmamap_sync(tag, dma->map, 0, size, BUS_DMASYNC_PREWRITE); 1013 1.29.2.2 skrll dma->paddr = dma->map->dm_segs[0].ds_addr; 1014 1.29.2.2 skrll 1015 1.29.2.2 skrll return 0; 1016 1.29.2.2 skrll 1017 1.29.2.2 skrll fail: iwm_dma_contig_free(dma); 1018 1.29.2.2 skrll return error; 1019 1.29.2.2 skrll } 1020 1.29.2.2 skrll 1021 1.29.2.2 skrll static void 1022 1.29.2.2 skrll iwm_dma_contig_free(struct iwm_dma_info *dma) 1023 1.29.2.2 skrll { 1024 1.29.2.2 skrll if (dma->map != NULL) { 1025 1.29.2.2 skrll if (dma->vaddr != NULL) { 1026 1.29.2.2 skrll bus_dmamap_sync(dma->tag, dma->map, 0, dma->size, 1027 1.29.2.2 skrll BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); 1028 1.29.2.2 skrll bus_dmamap_unload(dma->tag, dma->map); 1029 1.29.2.2 skrll bus_dmamem_unmap(dma->tag, dma->vaddr, dma->size); 1030 1.29.2.2 skrll bus_dmamem_free(dma->tag, &dma->seg, 1); 1031 1.29.2.2 skrll dma->vaddr = NULL; 1032 1.29.2.2 skrll } 1033 1.29.2.2 skrll bus_dmamap_destroy(dma->tag, dma->map); 1034 1.29.2.2 skrll dma->map = NULL; 1035 1.29.2.2 skrll } 1036 1.29.2.2 skrll } 1037 1.29.2.2 skrll 1038 1.29.2.2 skrll /* fwmem is used to load firmware onto the card */ 1039 1.29.2.2 skrll static int 1040 1.29.2.2 skrll iwm_alloc_fwmem(struct iwm_softc *sc) 1041 1.29.2.2 skrll { 1042 1.29.2.2 skrll /* Must be aligned on a 16-byte boundary. */ 1043 1.29.2.2 skrll return iwm_dma_contig_alloc(sc->sc_dmat, &sc->fw_dma, 1044 1.29.2.2 skrll sc->sc_fwdmasegsz, 16); 1045 1.29.2.2 skrll } 1046 1.29.2.2 skrll 1047 1.29.2.2 skrll static void 1048 1.29.2.2 skrll iwm_free_fwmem(struct iwm_softc *sc) 1049 1.29.2.2 skrll { 1050 1.29.2.2 skrll iwm_dma_contig_free(&sc->fw_dma); 1051 1.29.2.2 skrll } 1052 1.29.2.2 skrll 1053 1.29.2.2 skrll /* tx scheduler rings. not used? */ 1054 1.29.2.2 skrll static int 1055 1.29.2.2 skrll iwm_alloc_sched(struct iwm_softc *sc) 1056 1.29.2.2 skrll { 1057 1.29.2.2 skrll int rv; 1058 1.29.2.2 skrll 1059 1.29.2.2 skrll /* TX scheduler rings must be aligned on a 1KB boundary. */ 1060 1.29.2.2 skrll rv = iwm_dma_contig_alloc(sc->sc_dmat, &sc->sched_dma, 1061 1.29.2.2 skrll __arraycount(sc->txq) * sizeof(struct iwm_agn_scd_bc_tbl), 1024); 1062 1.29.2.2 skrll return rv; 1063 1.29.2.2 skrll } 1064 1.29.2.2 skrll 1065 1.29.2.2 skrll static void 1066 1.29.2.2 skrll iwm_free_sched(struct iwm_softc *sc) 1067 1.29.2.2 skrll { 1068 1.29.2.2 skrll iwm_dma_contig_free(&sc->sched_dma); 1069 1.29.2.2 skrll } 1070 1.29.2.2 skrll 1071 1.29.2.2 skrll /* keep-warm page is used internally by the card. see iwl-fh.h for more info */ 1072 1.29.2.2 skrll static int 1073 1.29.2.2 skrll iwm_alloc_kw(struct iwm_softc *sc) 1074 1.29.2.2 skrll { 1075 1.29.2.2 skrll return iwm_dma_contig_alloc(sc->sc_dmat, &sc->kw_dma, 4096, 4096); 1076 1.29.2.2 skrll } 1077 1.29.2.2 skrll 1078 1.29.2.2 skrll static void 1079 1.29.2.2 skrll iwm_free_kw(struct iwm_softc *sc) 1080 1.29.2.2 skrll { 1081 1.29.2.2 skrll iwm_dma_contig_free(&sc->kw_dma); 1082 1.29.2.2 skrll } 1083 1.29.2.2 skrll 1084 1.29.2.2 skrll /* interrupt cause table */ 1085 1.29.2.2 skrll static int 1086 1.29.2.2 skrll iwm_alloc_ict(struct iwm_softc *sc) 1087 1.29.2.2 skrll { 1088 1.29.2.2 skrll return iwm_dma_contig_alloc(sc->sc_dmat, &sc->ict_dma, 1089 1.29.2.2 skrll IWM_ICT_SIZE, 1<<IWM_ICT_PADDR_SHIFT); 1090 1.29.2.2 skrll } 1091 1.29.2.2 skrll 1092 1.29.2.2 skrll static void 1093 1.29.2.2 skrll iwm_free_ict(struct iwm_softc *sc) 1094 1.29.2.2 skrll { 1095 1.29.2.2 skrll iwm_dma_contig_free(&sc->ict_dma); 1096 1.29.2.2 skrll } 1097 1.29.2.2 skrll 1098 1.29.2.2 skrll static int 1099 1.29.2.2 skrll iwm_alloc_rx_ring(struct iwm_softc *sc, struct iwm_rx_ring *ring) 1100 1.29.2.2 skrll { 1101 1.29.2.2 skrll bus_size_t size; 1102 1.29.2.2 skrll int i, error; 1103 1.29.2.2 skrll 1104 1.29.2.2 skrll ring->cur = 0; 1105 1.29.2.2 skrll 1106 1.29.2.2 skrll /* Allocate RX descriptors (256-byte aligned). */ 1107 1.29.2.2 skrll size = IWM_RX_RING_COUNT * sizeof(uint32_t); 1108 1.29.2.2 skrll error = iwm_dma_contig_alloc(sc->sc_dmat, &ring->desc_dma, size, 256); 1109 1.29.2.2 skrll if (error != 0) { 1110 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1111 1.29.2.2 skrll "could not allocate RX ring DMA memory\n"); 1112 1.29.2.2 skrll goto fail; 1113 1.29.2.2 skrll } 1114 1.29.2.2 skrll ring->desc = ring->desc_dma.vaddr; 1115 1.29.2.2 skrll 1116 1.29.2.2 skrll /* Allocate RX status area (16-byte aligned). */ 1117 1.29.2.2 skrll error = iwm_dma_contig_alloc(sc->sc_dmat, &ring->stat_dma, 1118 1.29.2.2 skrll sizeof(*ring->stat), 16); 1119 1.29.2.2 skrll if (error != 0) { 1120 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1121 1.29.2.2 skrll "could not allocate RX status DMA memory\n"); 1122 1.29.2.2 skrll goto fail; 1123 1.29.2.2 skrll } 1124 1.29.2.2 skrll ring->stat = ring->stat_dma.vaddr; 1125 1.29.2.2 skrll 1126 1.29.2.2 skrll /* 1127 1.29.2.2 skrll * Allocate and map RX buffers. 1128 1.29.2.2 skrll */ 1129 1.29.2.2 skrll for (i = 0; i < IWM_RX_RING_COUNT; i++) { 1130 1.29.2.2 skrll struct iwm_rx_data *data = &ring->data[i]; 1131 1.29.2.2 skrll 1132 1.29.2.2 skrll memset(data, 0, sizeof(*data)); 1133 1.29.2.2 skrll error = bus_dmamap_create(sc->sc_dmat, IWM_RBUF_SIZE, 1, 1134 1.29.2.2 skrll IWM_RBUF_SIZE, 0, BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, 1135 1.29.2.2 skrll &data->map); 1136 1.29.2.2 skrll if (error != 0) { 1137 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1138 1.29.2.2 skrll "could not create RX buf DMA map\n"); 1139 1.29.2.2 skrll goto fail; 1140 1.29.2.2 skrll } 1141 1.29.2.2 skrll 1142 1.29.2.2 skrll if ((error = iwm_rx_addbuf(sc, IWM_RBUF_SIZE, i)) != 0) { 1143 1.29.2.2 skrll goto fail; 1144 1.29.2.2 skrll } 1145 1.29.2.2 skrll } 1146 1.29.2.2 skrll return 0; 1147 1.29.2.2 skrll 1148 1.29.2.2 skrll fail: iwm_free_rx_ring(sc, ring); 1149 1.29.2.2 skrll return error; 1150 1.29.2.2 skrll } 1151 1.29.2.2 skrll 1152 1.29.2.2 skrll static void 1153 1.29.2.2 skrll iwm_reset_rx_ring(struct iwm_softc *sc, struct iwm_rx_ring *ring) 1154 1.29.2.2 skrll { 1155 1.29.2.2 skrll int ntries; 1156 1.29.2.2 skrll 1157 1.29.2.2 skrll if (iwm_nic_lock(sc)) { 1158 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_RCSR_CHNL0_CONFIG_REG, 0); 1159 1.29.2.2 skrll for (ntries = 0; ntries < 1000; ntries++) { 1160 1.29.2.2 skrll if (IWM_READ(sc, IWM_FH_MEM_RSSR_RX_STATUS_REG) & 1161 1.29.2.2 skrll IWM_FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE) 1162 1.29.2.2 skrll break; 1163 1.29.2.2 skrll DELAY(10); 1164 1.29.2.2 skrll } 1165 1.29.2.2 skrll iwm_nic_unlock(sc); 1166 1.29.2.2 skrll } 1167 1.29.2.2 skrll ring->cur = 0; 1168 1.29.2.2 skrll } 1169 1.29.2.2 skrll 1170 1.29.2.2 skrll static void 1171 1.29.2.2 skrll iwm_free_rx_ring(struct iwm_softc *sc, struct iwm_rx_ring *ring) 1172 1.29.2.2 skrll { 1173 1.29.2.2 skrll int i; 1174 1.29.2.2 skrll 1175 1.29.2.2 skrll iwm_dma_contig_free(&ring->desc_dma); 1176 1.29.2.2 skrll iwm_dma_contig_free(&ring->stat_dma); 1177 1.29.2.2 skrll 1178 1.29.2.2 skrll for (i = 0; i < IWM_RX_RING_COUNT; i++) { 1179 1.29.2.2 skrll struct iwm_rx_data *data = &ring->data[i]; 1180 1.29.2.2 skrll 1181 1.29.2.2 skrll if (data->m != NULL) { 1182 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 1183 1.29.2.2 skrll data->map->dm_mapsize, BUS_DMASYNC_POSTREAD); 1184 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, data->map); 1185 1.29.2.2 skrll m_freem(data->m); 1186 1.29.2.2 skrll } 1187 1.29.2.2 skrll if (data->map != NULL) 1188 1.29.2.2 skrll bus_dmamap_destroy(sc->sc_dmat, data->map); 1189 1.29.2.2 skrll } 1190 1.29.2.2 skrll } 1191 1.29.2.2 skrll 1192 1.29.2.2 skrll static int 1193 1.29.2.2 skrll iwm_alloc_tx_ring(struct iwm_softc *sc, struct iwm_tx_ring *ring, int qid) 1194 1.29.2.2 skrll { 1195 1.29.2.2 skrll bus_addr_t paddr; 1196 1.29.2.2 skrll bus_size_t size; 1197 1.29.2.2 skrll int i, error; 1198 1.29.2.2 skrll 1199 1.29.2.2 skrll ring->qid = qid; 1200 1.29.2.2 skrll ring->queued = 0; 1201 1.29.2.2 skrll ring->cur = 0; 1202 1.29.2.2 skrll 1203 1.29.2.2 skrll /* Allocate TX descriptors (256-byte aligned). */ 1204 1.29.2.2 skrll size = IWM_TX_RING_COUNT * sizeof (struct iwm_tfd); 1205 1.29.2.2 skrll error = iwm_dma_contig_alloc(sc->sc_dmat, &ring->desc_dma, size, 256); 1206 1.29.2.2 skrll if (error != 0) { 1207 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1208 1.29.2.2 skrll "could not allocate TX ring DMA memory\n"); 1209 1.29.2.2 skrll goto fail; 1210 1.29.2.2 skrll } 1211 1.29.2.2 skrll ring->desc = ring->desc_dma.vaddr; 1212 1.29.2.2 skrll 1213 1.29.2.2 skrll /* 1214 1.29.2.2 skrll * We only use rings 0 through 9 (4 EDCA + cmd) so there is no need 1215 1.29.2.2 skrll * to allocate commands space for other rings. 1216 1.29.2.2 skrll */ 1217 1.29.2.2 skrll if (qid > IWM_MVM_CMD_QUEUE) 1218 1.29.2.2 skrll return 0; 1219 1.29.2.2 skrll 1220 1.29.2.2 skrll size = IWM_TX_RING_COUNT * sizeof(struct iwm_device_cmd); 1221 1.29.2.2 skrll error = iwm_dma_contig_alloc(sc->sc_dmat, &ring->cmd_dma, size, 4); 1222 1.29.2.2 skrll if (error != 0) { 1223 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1224 1.29.2.2 skrll "could not allocate TX cmd DMA memory\n"); 1225 1.29.2.2 skrll goto fail; 1226 1.29.2.2 skrll } 1227 1.29.2.2 skrll ring->cmd = ring->cmd_dma.vaddr; 1228 1.29.2.2 skrll 1229 1.29.2.2 skrll paddr = ring->cmd_dma.paddr; 1230 1.29.2.2 skrll for (i = 0; i < IWM_TX_RING_COUNT; i++) { 1231 1.29.2.2 skrll struct iwm_tx_data *data = &ring->data[i]; 1232 1.29.2.2 skrll 1233 1.29.2.2 skrll data->cmd_paddr = paddr; 1234 1.29.2.2 skrll data->scratch_paddr = paddr + sizeof(struct iwm_cmd_header) 1235 1.29.2.2 skrll + offsetof(struct iwm_tx_cmd, scratch); 1236 1.29.2.2 skrll paddr += sizeof(struct iwm_device_cmd); 1237 1.29.2.2 skrll 1238 1.29.2.2 skrll error = bus_dmamap_create(sc->sc_dmat, IWM_RBUF_SIZE, 1239 1.29.2.3 skrll IWM_NUM_OF_TBS - 2, IWM_RBUF_SIZE, 0, BUS_DMA_NOWAIT, 1240 1.29.2.2 skrll &data->map); 1241 1.29.2.2 skrll if (error != 0) { 1242 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1243 1.29.2.2 skrll "could not create TX buf DMA map\n"); 1244 1.29.2.2 skrll goto fail; 1245 1.29.2.2 skrll } 1246 1.29.2.2 skrll } 1247 1.29.2.2 skrll KASSERT(paddr == ring->cmd_dma.paddr + size); 1248 1.29.2.2 skrll return 0; 1249 1.29.2.2 skrll 1250 1.29.2.2 skrll fail: iwm_free_tx_ring(sc, ring); 1251 1.29.2.2 skrll return error; 1252 1.29.2.2 skrll } 1253 1.29.2.2 skrll 1254 1.29.2.2 skrll static void 1255 1.29.2.2 skrll iwm_reset_tx_ring(struct iwm_softc *sc, struct iwm_tx_ring *ring) 1256 1.29.2.2 skrll { 1257 1.29.2.2 skrll int i; 1258 1.29.2.2 skrll 1259 1.29.2.2 skrll for (i = 0; i < IWM_TX_RING_COUNT; i++) { 1260 1.29.2.2 skrll struct iwm_tx_data *data = &ring->data[i]; 1261 1.29.2.2 skrll 1262 1.29.2.2 skrll if (data->m != NULL) { 1263 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 1264 1.29.2.2 skrll data->map->dm_mapsize, BUS_DMASYNC_POSTWRITE); 1265 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, data->map); 1266 1.29.2.2 skrll m_freem(data->m); 1267 1.29.2.2 skrll data->m = NULL; 1268 1.29.2.2 skrll } 1269 1.29.2.2 skrll } 1270 1.29.2.2 skrll /* Clear TX descriptors. */ 1271 1.29.2.2 skrll memset(ring->desc, 0, ring->desc_dma.size); 1272 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->desc_dma.map, 0, 1273 1.29.2.2 skrll ring->desc_dma.size, BUS_DMASYNC_PREWRITE); 1274 1.29.2.2 skrll sc->qfullmsk &= ~(1 << ring->qid); 1275 1.29.2.2 skrll ring->queued = 0; 1276 1.29.2.2 skrll ring->cur = 0; 1277 1.29.2.2 skrll } 1278 1.29.2.2 skrll 1279 1.29.2.2 skrll static void 1280 1.29.2.2 skrll iwm_free_tx_ring(struct iwm_softc *sc, struct iwm_tx_ring *ring) 1281 1.29.2.2 skrll { 1282 1.29.2.2 skrll int i; 1283 1.29.2.2 skrll 1284 1.29.2.2 skrll iwm_dma_contig_free(&ring->desc_dma); 1285 1.29.2.2 skrll iwm_dma_contig_free(&ring->cmd_dma); 1286 1.29.2.2 skrll 1287 1.29.2.2 skrll for (i = 0; i < IWM_TX_RING_COUNT; i++) { 1288 1.29.2.2 skrll struct iwm_tx_data *data = &ring->data[i]; 1289 1.29.2.2 skrll 1290 1.29.2.2 skrll if (data->m != NULL) { 1291 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 1292 1.29.2.2 skrll data->map->dm_mapsize, BUS_DMASYNC_POSTWRITE); 1293 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, data->map); 1294 1.29.2.2 skrll m_freem(data->m); 1295 1.29.2.2 skrll } 1296 1.29.2.2 skrll if (data->map != NULL) 1297 1.29.2.2 skrll bus_dmamap_destroy(sc->sc_dmat, data->map); 1298 1.29.2.2 skrll } 1299 1.29.2.2 skrll } 1300 1.29.2.2 skrll 1301 1.29.2.2 skrll /* 1302 1.29.2.2 skrll * High-level hardware frobbing routines 1303 1.29.2.2 skrll */ 1304 1.29.2.2 skrll 1305 1.29.2.2 skrll static void 1306 1.29.2.2 skrll iwm_enable_rfkill_int(struct iwm_softc *sc) 1307 1.29.2.2 skrll { 1308 1.29.2.2 skrll sc->sc_intmask = IWM_CSR_INT_BIT_RF_KILL; 1309 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT_MASK, sc->sc_intmask); 1310 1.29.2.2 skrll } 1311 1.29.2.2 skrll 1312 1.29.2.2 skrll static int 1313 1.29.2.2 skrll iwm_check_rfkill(struct iwm_softc *sc) 1314 1.29.2.2 skrll { 1315 1.29.2.2 skrll uint32_t v; 1316 1.29.2.2 skrll int s; 1317 1.29.2.2 skrll int rv; 1318 1.29.2.2 skrll 1319 1.29.2.2 skrll s = splnet(); 1320 1.29.2.2 skrll 1321 1.29.2.2 skrll /* 1322 1.29.2.2 skrll * "documentation" is not really helpful here: 1323 1.29.2.2 skrll * 27: HW_RF_KILL_SW 1324 1.29.2.2 skrll * Indicates state of (platform's) hardware RF-Kill switch 1325 1.29.2.2 skrll * 1326 1.29.2.2 skrll * But apparently when it's off, it's on ... 1327 1.29.2.2 skrll */ 1328 1.29.2.2 skrll v = IWM_READ(sc, IWM_CSR_GP_CNTRL); 1329 1.29.2.2 skrll rv = (v & IWM_CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW) == 0; 1330 1.29.2.2 skrll if (rv) { 1331 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_RFKILL; 1332 1.29.2.2 skrll } else { 1333 1.29.2.2 skrll sc->sc_flags &= ~IWM_FLAG_RFKILL; 1334 1.29.2.2 skrll } 1335 1.29.2.2 skrll 1336 1.29.2.2 skrll splx(s); 1337 1.29.2.2 skrll return rv; 1338 1.29.2.2 skrll } 1339 1.29.2.2 skrll 1340 1.29.2.2 skrll static void 1341 1.29.2.2 skrll iwm_enable_interrupts(struct iwm_softc *sc) 1342 1.29.2.2 skrll { 1343 1.29.2.2 skrll sc->sc_intmask = IWM_CSR_INI_SET_MASK; 1344 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT_MASK, sc->sc_intmask); 1345 1.29.2.2 skrll } 1346 1.29.2.2 skrll 1347 1.29.2.2 skrll static void 1348 1.29.2.2 skrll iwm_restore_interrupts(struct iwm_softc *sc) 1349 1.29.2.2 skrll { 1350 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT_MASK, sc->sc_intmask); 1351 1.29.2.2 skrll } 1352 1.29.2.2 skrll 1353 1.29.2.2 skrll static void 1354 1.29.2.2 skrll iwm_disable_interrupts(struct iwm_softc *sc) 1355 1.29.2.2 skrll { 1356 1.29.2.2 skrll int s = splnet(); 1357 1.29.2.2 skrll 1358 1.29.2.2 skrll /* disable interrupts */ 1359 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT_MASK, 0); 1360 1.29.2.2 skrll 1361 1.29.2.2 skrll /* acknowledge all interrupts */ 1362 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, ~0); 1363 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_FH_INT_STATUS, ~0); 1364 1.29.2.2 skrll 1365 1.29.2.2 skrll splx(s); 1366 1.29.2.2 skrll } 1367 1.29.2.2 skrll 1368 1.29.2.2 skrll static void 1369 1.29.2.2 skrll iwm_ict_reset(struct iwm_softc *sc) 1370 1.29.2.2 skrll { 1371 1.29.2.2 skrll iwm_disable_interrupts(sc); 1372 1.29.2.2 skrll 1373 1.29.2.2 skrll /* Reset ICT table. */ 1374 1.29.2.2 skrll memset(sc->ict_dma.vaddr, 0, IWM_ICT_SIZE); 1375 1.29.2.2 skrll sc->ict_cur = 0; 1376 1.29.2.2 skrll 1377 1.29.2.2 skrll /* Set physical address of ICT table (4KB aligned). */ 1378 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_DRAM_INT_TBL_REG, 1379 1.29.2.2 skrll IWM_CSR_DRAM_INT_TBL_ENABLE 1380 1.29.2.2 skrll | IWM_CSR_DRAM_INIT_TBL_WRAP_CHECK 1381 1.29.2.2 skrll | sc->ict_dma.paddr >> IWM_ICT_PADDR_SHIFT); 1382 1.29.2.2 skrll 1383 1.29.2.2 skrll /* Switch to ICT interrupt mode in driver. */ 1384 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_USE_ICT; 1385 1.29.2.2 skrll 1386 1.29.2.2 skrll /* Re-enable interrupts. */ 1387 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, ~0); 1388 1.29.2.2 skrll iwm_enable_interrupts(sc); 1389 1.29.2.2 skrll } 1390 1.29.2.2 skrll 1391 1.29.2.2 skrll #define IWM_HW_READY_TIMEOUT 50 1392 1.29.2.2 skrll static int 1393 1.29.2.2 skrll iwm_set_hw_ready(struct iwm_softc *sc) 1394 1.29.2.2 skrll { 1395 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_HW_IF_CONFIG_REG, 1396 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_BIT_NIC_READY); 1397 1.29.2.2 skrll 1398 1.29.2.2 skrll return iwm_poll_bit(sc, IWM_CSR_HW_IF_CONFIG_REG, 1399 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_BIT_NIC_READY, 1400 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_BIT_NIC_READY, 1401 1.29.2.2 skrll IWM_HW_READY_TIMEOUT); 1402 1.29.2.2 skrll } 1403 1.29.2.2 skrll #undef IWM_HW_READY_TIMEOUT 1404 1.29.2.2 skrll 1405 1.29.2.2 skrll static int 1406 1.29.2.2 skrll iwm_prepare_card_hw(struct iwm_softc *sc) 1407 1.29.2.2 skrll { 1408 1.29.2.2 skrll int rv = 0; 1409 1.29.2.2 skrll int t = 0; 1410 1.29.2.2 skrll 1411 1.29.2.2 skrll if (iwm_set_hw_ready(sc)) 1412 1.29.2.2 skrll goto out; 1413 1.29.2.2 skrll 1414 1.29.2.2 skrll /* If HW is not ready, prepare the conditions to check again */ 1415 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_HW_IF_CONFIG_REG, 1416 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_PREPARE); 1417 1.29.2.2 skrll 1418 1.29.2.2 skrll do { 1419 1.29.2.2 skrll if (iwm_set_hw_ready(sc)) 1420 1.29.2.2 skrll goto out; 1421 1.29.2.2 skrll DELAY(200); 1422 1.29.2.2 skrll t += 200; 1423 1.29.2.2 skrll } while (t < 150000); 1424 1.29.2.2 skrll 1425 1.29.2.2 skrll rv = ETIMEDOUT; 1426 1.29.2.2 skrll 1427 1.29.2.2 skrll out: 1428 1.29.2.2 skrll return rv; 1429 1.29.2.2 skrll } 1430 1.29.2.2 skrll 1431 1.29.2.2 skrll static void 1432 1.29.2.2 skrll iwm_apm_config(struct iwm_softc *sc) 1433 1.29.2.2 skrll { 1434 1.29.2.2 skrll pcireg_t reg; 1435 1.29.2.2 skrll 1436 1.29.2.2 skrll reg = pci_conf_read(sc->sc_pct, sc->sc_pcitag, 1437 1.29.2.2 skrll sc->sc_cap_off + PCIE_LCSR); 1438 1.29.2.2 skrll if (reg & PCIE_LCSR_ASPM_L1) { 1439 1.29.2.2 skrll /* Um the Linux driver prints "Disabling L0S for this one ... */ 1440 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GIO_REG, 1441 1.29.2.2 skrll IWM_CSR_GIO_REG_VAL_L0S_ENABLED); 1442 1.29.2.2 skrll } else { 1443 1.29.2.2 skrll /* ... and "Enabling" here */ 1444 1.29.2.2 skrll IWM_CLRBITS(sc, IWM_CSR_GIO_REG, 1445 1.29.2.2 skrll IWM_CSR_GIO_REG_VAL_L0S_ENABLED); 1446 1.29.2.2 skrll } 1447 1.29.2.2 skrll } 1448 1.29.2.2 skrll 1449 1.29.2.2 skrll /* 1450 1.29.2.2 skrll * Start up NIC's basic functionality after it has been reset 1451 1.29.2.2 skrll * (e.g. after platform boot, or shutdown via iwm_pcie_apm_stop()) 1452 1.29.2.2 skrll * NOTE: This does not load uCode nor start the embedded processor 1453 1.29.2.2 skrll */ 1454 1.29.2.2 skrll static int 1455 1.29.2.2 skrll iwm_apm_init(struct iwm_softc *sc) 1456 1.29.2.2 skrll { 1457 1.29.2.2 skrll int error = 0; 1458 1.29.2.2 skrll 1459 1.29.2.2 skrll DPRINTF(("iwm apm start\n")); 1460 1.29.2.2 skrll 1461 1.29.2.2 skrll /* Disable L0S exit timer (platform NMI Work/Around) */ 1462 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GIO_CHICKEN_BITS, 1463 1.29.2.2 skrll IWM_CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER); 1464 1.29.2.2 skrll 1465 1.29.2.2 skrll /* 1466 1.29.2.2 skrll * Disable L0s without affecting L1; 1467 1.29.2.2 skrll * don't wait for ICH L0s (ICH bug W/A) 1468 1.29.2.2 skrll */ 1469 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GIO_CHICKEN_BITS, 1470 1.29.2.2 skrll IWM_CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX); 1471 1.29.2.2 skrll 1472 1.29.2.2 skrll /* Set FH wait threshold to maximum (HW error during stress W/A) */ 1473 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_DBG_HPET_MEM_REG, IWM_CSR_DBG_HPET_MEM_REG_VAL); 1474 1.29.2.2 skrll 1475 1.29.2.2 skrll /* 1476 1.29.2.2 skrll * Enable HAP INTA (interrupt from management bus) to 1477 1.29.2.2 skrll * wake device's PCI Express link L1a -> L0s 1478 1.29.2.2 skrll */ 1479 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_HW_IF_CONFIG_REG, 1480 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A); 1481 1.29.2.2 skrll 1482 1.29.2.2 skrll iwm_apm_config(sc); 1483 1.29.2.2 skrll 1484 1.29.2.2 skrll #if 0 /* not for 7k */ 1485 1.29.2.2 skrll /* Configure analog phase-lock-loop before activating to D0A */ 1486 1.29.2.2 skrll if (trans->cfg->base_params->pll_cfg_val) 1487 1.29.2.2 skrll IWM_SETBITS(trans, IWM_CSR_ANA_PLL_CFG, 1488 1.29.2.2 skrll trans->cfg->base_params->pll_cfg_val); 1489 1.29.2.2 skrll #endif 1490 1.29.2.2 skrll 1491 1.29.2.2 skrll /* 1492 1.29.2.2 skrll * Set "initialization complete" bit to move adapter from 1493 1.29.2.2 skrll * D0U* --> D0A* (powered-up active) state. 1494 1.29.2.2 skrll */ 1495 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GP_CNTRL, IWM_CSR_GP_CNTRL_REG_FLAG_INIT_DONE); 1496 1.29.2.2 skrll 1497 1.29.2.2 skrll /* 1498 1.29.2.2 skrll * Wait for clock stabilization; once stabilized, access to 1499 1.29.2.2 skrll * device-internal resources is supported, e.g. iwm_write_prph() 1500 1.29.2.2 skrll * and accesses to uCode SRAM. 1501 1.29.2.2 skrll */ 1502 1.29.2.2 skrll if (!iwm_poll_bit(sc, IWM_CSR_GP_CNTRL, 1503 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 1504 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000)) { 1505 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 1506 1.29.2.2 skrll "timeout waiting for clock stabilization\n"); 1507 1.29.2.2 skrll goto out; 1508 1.29.2.2 skrll } 1509 1.29.2.2 skrll 1510 1.29.2.2 skrll if (sc->host_interrupt_operation_mode) { 1511 1.29.2.2 skrll /* 1512 1.29.2.2 skrll * This is a bit of an abuse - This is needed for 7260 / 3160 1513 1.29.2.2 skrll * only check host_interrupt_operation_mode even if this is 1514 1.29.2.2 skrll * not related to host_interrupt_operation_mode. 1515 1.29.2.2 skrll * 1516 1.29.2.2 skrll * Enable the oscillator to count wake up time for L1 exit. This 1517 1.29.2.2 skrll * consumes slightly more power (100uA) - but allows to be sure 1518 1.29.2.2 skrll * that we wake up from L1 on time. 1519 1.29.2.2 skrll * 1520 1.29.2.2 skrll * This looks weird: read twice the same register, discard the 1521 1.29.2.2 skrll * value, set a bit, and yet again, read that same register 1522 1.29.2.2 skrll * just to discard the value. But that's the way the hardware 1523 1.29.2.2 skrll * seems to like it. 1524 1.29.2.2 skrll */ 1525 1.29.2.2 skrll iwm_read_prph(sc, IWM_OSC_CLK); 1526 1.29.2.2 skrll iwm_read_prph(sc, IWM_OSC_CLK); 1527 1.29.2.2 skrll iwm_set_bits_prph(sc, IWM_OSC_CLK, IWM_OSC_CLK_FORCE_CONTROL); 1528 1.29.2.2 skrll iwm_read_prph(sc, IWM_OSC_CLK); 1529 1.29.2.2 skrll iwm_read_prph(sc, IWM_OSC_CLK); 1530 1.29.2.2 skrll } 1531 1.29.2.2 skrll 1532 1.29.2.2 skrll /* 1533 1.29.2.2 skrll * Enable DMA clock and wait for it to stabilize. 1534 1.29.2.2 skrll * 1535 1.29.2.2 skrll * Write to "CLK_EN_REG"; "1" bits enable clocks, while "0" bits 1536 1.29.2.2 skrll * do not disable clocks. This preserves any hardware bits already 1537 1.29.2.2 skrll * set by default in "CLK_CTRL_REG" after reset. 1538 1.29.2.2 skrll */ 1539 1.29.2.2 skrll iwm_write_prph(sc, IWM_APMG_CLK_EN_REG, IWM_APMG_CLK_VAL_DMA_CLK_RQT); 1540 1.29.2.2 skrll //kpause("iwmapm", 0, mstohz(20), NULL); 1541 1.29.2.2 skrll DELAY(20); 1542 1.29.2.2 skrll 1543 1.29.2.2 skrll /* Disable L1-Active */ 1544 1.29.2.2 skrll iwm_set_bits_prph(sc, IWM_APMG_PCIDEV_STT_REG, 1545 1.29.2.2 skrll IWM_APMG_PCIDEV_STT_VAL_L1_ACT_DIS); 1546 1.29.2.2 skrll 1547 1.29.2.2 skrll /* Clear the interrupt in APMG if the NIC is in RFKILL */ 1548 1.29.2.2 skrll iwm_write_prph(sc, IWM_APMG_RTC_INT_STT_REG, 1549 1.29.2.2 skrll IWM_APMG_RTC_INT_STT_RFKILL); 1550 1.29.2.2 skrll 1551 1.29.2.2 skrll out: 1552 1.29.2.2 skrll if (error) 1553 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "apm init error %d\n", error); 1554 1.29.2.2 skrll return error; 1555 1.29.2.2 skrll } 1556 1.29.2.2 skrll 1557 1.29.2.2 skrll /* iwlwifi/pcie/trans.c */ 1558 1.29.2.2 skrll static void 1559 1.29.2.2 skrll iwm_apm_stop(struct iwm_softc *sc) 1560 1.29.2.2 skrll { 1561 1.29.2.2 skrll /* stop device's busmaster DMA activity */ 1562 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_RESET, IWM_CSR_RESET_REG_FLAG_STOP_MASTER); 1563 1.29.2.2 skrll 1564 1.29.2.2 skrll if (!iwm_poll_bit(sc, IWM_CSR_RESET, 1565 1.29.2.2 skrll IWM_CSR_RESET_REG_FLAG_MASTER_DISABLED, 1566 1.29.2.2 skrll IWM_CSR_RESET_REG_FLAG_MASTER_DISABLED, 100)) 1567 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "timeout waiting for master\n"); 1568 1.29.2.2 skrll DPRINTF(("iwm apm stop\n")); 1569 1.29.2.2 skrll } 1570 1.29.2.2 skrll 1571 1.29.2.2 skrll /* iwlwifi pcie/trans.c */ 1572 1.29.2.2 skrll static int 1573 1.29.2.2 skrll iwm_start_hw(struct iwm_softc *sc) 1574 1.29.2.2 skrll { 1575 1.29.2.2 skrll int error; 1576 1.29.2.2 skrll 1577 1.29.2.2 skrll if ((error = iwm_prepare_card_hw(sc)) != 0) 1578 1.29.2.2 skrll return error; 1579 1.29.2.2 skrll 1580 1.29.2.2 skrll /* Reset the entire device */ 1581 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_RESET, 1582 1.29.2.2 skrll IWM_CSR_RESET_REG_FLAG_SW_RESET | 1583 1.29.2.2 skrll IWM_CSR_RESET_REG_FLAG_NEVO_RESET); 1584 1.29.2.2 skrll DELAY(10); 1585 1.29.2.2 skrll 1586 1.29.2.2 skrll if ((error = iwm_apm_init(sc)) != 0) 1587 1.29.2.2 skrll return error; 1588 1.29.2.2 skrll 1589 1.29.2.2 skrll iwm_enable_rfkill_int(sc); 1590 1.29.2.2 skrll iwm_check_rfkill(sc); 1591 1.29.2.2 skrll 1592 1.29.2.2 skrll return 0; 1593 1.29.2.2 skrll } 1594 1.29.2.2 skrll 1595 1.29.2.2 skrll /* iwlwifi pcie/trans.c */ 1596 1.29.2.2 skrll 1597 1.29.2.2 skrll static void 1598 1.29.2.2 skrll iwm_stop_device(struct iwm_softc *sc) 1599 1.29.2.2 skrll { 1600 1.29.2.2 skrll int chnl, ntries; 1601 1.29.2.2 skrll int qid; 1602 1.29.2.2 skrll 1603 1.29.2.2 skrll /* tell the device to stop sending interrupts */ 1604 1.29.2.2 skrll iwm_disable_interrupts(sc); 1605 1.29.2.2 skrll 1606 1.29.2.2 skrll /* device going down, Stop using ICT table */ 1607 1.29.2.2 skrll sc->sc_flags &= ~IWM_FLAG_USE_ICT; 1608 1.29.2.2 skrll 1609 1.29.2.2 skrll /* stop tx and rx. tx and rx bits, as usual, are from if_iwn */ 1610 1.29.2.2 skrll 1611 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_TXFACT, 0); 1612 1.29.2.2 skrll 1613 1.29.2.2 skrll /* Stop all DMA channels. */ 1614 1.29.2.2 skrll if (iwm_nic_lock(sc)) { 1615 1.29.2.2 skrll for (chnl = 0; chnl < IWM_FH_TCSR_CHNL_NUM; chnl++) { 1616 1.29.2.2 skrll IWM_WRITE(sc, 1617 1.29.2.2 skrll IWM_FH_TCSR_CHNL_TX_CONFIG_REG(chnl), 0); 1618 1.29.2.2 skrll for (ntries = 0; ntries < 200; ntries++) { 1619 1.29.2.2 skrll uint32_t r; 1620 1.29.2.2 skrll 1621 1.29.2.2 skrll r = IWM_READ(sc, IWM_FH_TSSR_TX_STATUS_REG); 1622 1.29.2.2 skrll if (r & IWM_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE( 1623 1.29.2.2 skrll chnl)) 1624 1.29.2.2 skrll break; 1625 1.29.2.2 skrll DELAY(20); 1626 1.29.2.2 skrll } 1627 1.29.2.2 skrll } 1628 1.29.2.2 skrll iwm_nic_unlock(sc); 1629 1.29.2.2 skrll } 1630 1.29.2.2 skrll 1631 1.29.2.2 skrll /* Stop RX ring. */ 1632 1.29.2.2 skrll iwm_reset_rx_ring(sc, &sc->rxq); 1633 1.29.2.2 skrll 1634 1.29.2.2 skrll /* Reset all TX rings. */ 1635 1.29.2.2 skrll for (qid = 0; qid < __arraycount(sc->txq); qid++) 1636 1.29.2.2 skrll iwm_reset_tx_ring(sc, &sc->txq[qid]); 1637 1.29.2.2 skrll 1638 1.29.2.2 skrll /* 1639 1.29.2.2 skrll * Power-down device's busmaster DMA clocks 1640 1.29.2.2 skrll */ 1641 1.29.2.2 skrll iwm_write_prph(sc, IWM_APMG_CLK_DIS_REG, IWM_APMG_CLK_VAL_DMA_CLK_RQT); 1642 1.29.2.2 skrll DELAY(5); 1643 1.29.2.2 skrll 1644 1.29.2.2 skrll /* Make sure (redundant) we've released our request to stay awake */ 1645 1.29.2.2 skrll IWM_CLRBITS(sc, IWM_CSR_GP_CNTRL, 1646 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); 1647 1.29.2.2 skrll 1648 1.29.2.2 skrll /* Stop the device, and put it in low power state */ 1649 1.29.2.2 skrll iwm_apm_stop(sc); 1650 1.29.2.2 skrll 1651 1.29.2.2 skrll /* Upon stop, the APM issues an interrupt if HW RF kill is set. 1652 1.29.2.2 skrll * Clean again the interrupt here 1653 1.29.2.2 skrll */ 1654 1.29.2.2 skrll iwm_disable_interrupts(sc); 1655 1.29.2.2 skrll /* stop and reset the on-board processor */ 1656 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_RESET, IWM_CSR_RESET_REG_FLAG_NEVO_RESET); 1657 1.29.2.2 skrll 1658 1.29.2.2 skrll /* 1659 1.29.2.2 skrll * Even if we stop the HW, we still want the RF kill 1660 1.29.2.2 skrll * interrupt 1661 1.29.2.2 skrll */ 1662 1.29.2.2 skrll iwm_enable_rfkill_int(sc); 1663 1.29.2.2 skrll iwm_check_rfkill(sc); 1664 1.29.2.2 skrll } 1665 1.29.2.2 skrll 1666 1.29.2.2 skrll /* iwlwifi pcie/trans.c (always main power) */ 1667 1.29.2.2 skrll static void 1668 1.29.2.2 skrll iwm_set_pwr(struct iwm_softc *sc) 1669 1.29.2.2 skrll { 1670 1.29.2.2 skrll iwm_set_bits_mask_prph(sc, IWM_APMG_PS_CTRL_REG, 1671 1.29.2.2 skrll IWM_APMG_PS_CTRL_VAL_PWR_SRC_VMAIN, ~IWM_APMG_PS_CTRL_MSK_PWR_SRC); 1672 1.29.2.2 skrll } 1673 1.29.2.2 skrll 1674 1.29.2.2 skrll /* iwlwifi: mvm/ops.c */ 1675 1.29.2.2 skrll static void 1676 1.29.2.2 skrll iwm_mvm_nic_config(struct iwm_softc *sc) 1677 1.29.2.2 skrll { 1678 1.29.2.2 skrll uint8_t radio_cfg_type, radio_cfg_step, radio_cfg_dash; 1679 1.29.2.2 skrll uint32_t reg_val = 0; 1680 1.29.2.2 skrll 1681 1.29.2.2 skrll radio_cfg_type = (sc->sc_fw_phy_config & IWM_FW_PHY_CFG_RADIO_TYPE) >> 1682 1.29.2.2 skrll IWM_FW_PHY_CFG_RADIO_TYPE_POS; 1683 1.29.2.2 skrll radio_cfg_step = (sc->sc_fw_phy_config & IWM_FW_PHY_CFG_RADIO_STEP) >> 1684 1.29.2.2 skrll IWM_FW_PHY_CFG_RADIO_STEP_POS; 1685 1.29.2.2 skrll radio_cfg_dash = (sc->sc_fw_phy_config & IWM_FW_PHY_CFG_RADIO_DASH) >> 1686 1.29.2.2 skrll IWM_FW_PHY_CFG_RADIO_DASH_POS; 1687 1.29.2.2 skrll 1688 1.29.2.2 skrll /* SKU control */ 1689 1.29.2.2 skrll reg_val |= IWM_CSR_HW_REV_STEP(sc->sc_hw_rev) << 1690 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_POS_MAC_STEP; 1691 1.29.2.2 skrll reg_val |= IWM_CSR_HW_REV_DASH(sc->sc_hw_rev) << 1692 1.29.2.2 skrll IWM_CSR_HW_IF_CONFIG_REG_POS_MAC_DASH; 1693 1.29.2.2 skrll 1694 1.29.2.2 skrll /* radio configuration */ 1695 1.29.2.2 skrll reg_val |= radio_cfg_type << IWM_CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE; 1696 1.29.2.2 skrll reg_val |= radio_cfg_step << IWM_CSR_HW_IF_CONFIG_REG_POS_PHY_STEP; 1697 1.29.2.2 skrll reg_val |= radio_cfg_dash << IWM_CSR_HW_IF_CONFIG_REG_POS_PHY_DASH; 1698 1.29.2.2 skrll 1699 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_HW_IF_CONFIG_REG, reg_val); 1700 1.29.2.2 skrll 1701 1.29.2.2 skrll DPRINTF(("Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, 1702 1.29.2.2 skrll radio_cfg_step, radio_cfg_dash)); 1703 1.29.2.2 skrll 1704 1.29.2.2 skrll /* 1705 1.29.2.2 skrll * W/A : NIC is stuck in a reset state after Early PCIe power off 1706 1.29.2.2 skrll * (PCIe power is lost before PERST# is asserted), causing ME FW 1707 1.29.2.2 skrll * to lose ownership and not being able to obtain it back. 1708 1.29.2.2 skrll */ 1709 1.29.2.2 skrll iwm_set_bits_mask_prph(sc, IWM_APMG_PS_CTRL_REG, 1710 1.29.2.2 skrll IWM_APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, 1711 1.29.2.2 skrll ~IWM_APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); 1712 1.29.2.2 skrll } 1713 1.29.2.2 skrll 1714 1.29.2.2 skrll static int 1715 1.29.2.2 skrll iwm_nic_rx_init(struct iwm_softc *sc) 1716 1.29.2.2 skrll { 1717 1.29.2.2 skrll if (!iwm_nic_lock(sc)) 1718 1.29.2.2 skrll return EBUSY; 1719 1.29.2.2 skrll 1720 1.29.2.2 skrll /* 1721 1.29.2.2 skrll * Initialize RX ring. This is from the iwn driver. 1722 1.29.2.2 skrll */ 1723 1.29.2.2 skrll memset(sc->rxq.stat, 0, sizeof(*sc->rxq.stat)); 1724 1.29.2.2 skrll 1725 1.29.2.2 skrll /* stop DMA */ 1726 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_RCSR_CHNL0_CONFIG_REG, 0); 1727 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_RCSR_CHNL0_RBDCB_WPTR, 0); 1728 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_RCSR_CHNL0_FLUSH_RB_REQ, 0); 1729 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_RSCSR_CHNL0_RDPTR, 0); 1730 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_RSCSR_CHNL0_RBDCB_WPTR_REG, 0); 1731 1.29.2.2 skrll 1732 1.29.2.2 skrll /* Set physical address of RX ring (256-byte aligned). */ 1733 1.29.2.2 skrll IWM_WRITE(sc, 1734 1.29.2.2 skrll IWM_FH_RSCSR_CHNL0_RBDCB_BASE_REG, sc->rxq.desc_dma.paddr >> 8); 1735 1.29.2.2 skrll 1736 1.29.2.2 skrll /* Set physical address of RX status (16-byte aligned). */ 1737 1.29.2.2 skrll IWM_WRITE(sc, 1738 1.29.2.2 skrll IWM_FH_RSCSR_CHNL0_STTS_WPTR_REG, sc->rxq.stat_dma.paddr >> 4); 1739 1.29.2.2 skrll 1740 1.29.2.2 skrll /* Enable RX. */ 1741 1.29.2.2 skrll /* 1742 1.29.2.2 skrll * Note: Linux driver also sets this: 1743 1.29.2.2 skrll * (IWM_RX_RB_TIMEOUT << IWM_FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS) | 1744 1.29.2.2 skrll * 1745 1.29.2.2 skrll * It causes weird behavior. YMMV. 1746 1.29.2.2 skrll */ 1747 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_RCSR_CHNL0_CONFIG_REG, 1748 1.29.2.2 skrll IWM_FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL | 1749 1.29.2.2 skrll IWM_FH_RCSR_CHNL0_RX_IGNORE_RXF_EMPTY | /* HW bug */ 1750 1.29.2.2 skrll IWM_FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL | 1751 1.29.2.2 skrll IWM_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_4K | 1752 1.29.2.2 skrll IWM_RX_QUEUE_SIZE_LOG << IWM_FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS); 1753 1.29.2.2 skrll 1754 1.29.2.2 skrll IWM_WRITE_1(sc, IWM_CSR_INT_COALESCING, IWM_HOST_INT_TIMEOUT_DEF); 1755 1.29.2.2 skrll 1756 1.29.2.2 skrll /* W/A for interrupt coalescing bug in 7260 and 3160 */ 1757 1.29.2.2 skrll if (sc->host_interrupt_operation_mode) 1758 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_INT_COALESCING, IWM_HOST_INT_OPER_MODE); 1759 1.29.2.2 skrll 1760 1.29.2.2 skrll /* 1761 1.29.2.2 skrll * Thus sayeth el jefe (iwlwifi) via a comment: 1762 1.29.2.2 skrll * 1763 1.29.2.2 skrll * This value should initially be 0 (before preparing any 1764 1.29.2.2 skrll * RBs), should be 8 after preparing the first 8 RBs (for example) 1765 1.29.2.2 skrll */ 1766 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_RSCSR_CHNL0_WPTR, 8); 1767 1.29.2.2 skrll 1768 1.29.2.2 skrll iwm_nic_unlock(sc); 1769 1.29.2.2 skrll 1770 1.29.2.2 skrll return 0; 1771 1.29.2.2 skrll } 1772 1.29.2.2 skrll 1773 1.29.2.2 skrll static int 1774 1.29.2.2 skrll iwm_nic_tx_init(struct iwm_softc *sc) 1775 1.29.2.2 skrll { 1776 1.29.2.2 skrll int qid; 1777 1.29.2.2 skrll 1778 1.29.2.2 skrll if (!iwm_nic_lock(sc)) 1779 1.29.2.2 skrll return EBUSY; 1780 1.29.2.2 skrll 1781 1.29.2.2 skrll /* Deactivate TX scheduler. */ 1782 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_TXFACT, 0); 1783 1.29.2.2 skrll 1784 1.29.2.2 skrll /* Set physical address of "keep warm" page (16-byte aligned). */ 1785 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_KW_MEM_ADDR_REG, sc->kw_dma.paddr >> 4); 1786 1.29.2.2 skrll 1787 1.29.2.2 skrll /* Initialize TX rings. */ 1788 1.29.2.2 skrll for (qid = 0; qid < __arraycount(sc->txq); qid++) { 1789 1.29.2.2 skrll struct iwm_tx_ring *txq = &sc->txq[qid]; 1790 1.29.2.2 skrll 1791 1.29.2.2 skrll /* Set physical address of TX ring (256-byte aligned). */ 1792 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_MEM_CBBC_QUEUE(qid), 1793 1.29.2.2 skrll txq->desc_dma.paddr >> 8); 1794 1.29.2.2 skrll DPRINTF(("loading ring %d descriptors (%p) at %"PRIxMAX"\n", 1795 1.29.2.2 skrll qid, txq->desc, (uintmax_t)(txq->desc_dma.paddr >> 8))); 1796 1.29.2.2 skrll } 1797 1.29.2.2 skrll iwm_nic_unlock(sc); 1798 1.29.2.2 skrll 1799 1.29.2.2 skrll return 0; 1800 1.29.2.2 skrll } 1801 1.29.2.2 skrll 1802 1.29.2.2 skrll static int 1803 1.29.2.2 skrll iwm_nic_init(struct iwm_softc *sc) 1804 1.29.2.2 skrll { 1805 1.29.2.2 skrll int error; 1806 1.29.2.2 skrll 1807 1.29.2.2 skrll iwm_apm_init(sc); 1808 1.29.2.2 skrll iwm_set_pwr(sc); 1809 1.29.2.2 skrll 1810 1.29.2.2 skrll iwm_mvm_nic_config(sc); 1811 1.29.2.2 skrll 1812 1.29.2.2 skrll if ((error = iwm_nic_rx_init(sc)) != 0) 1813 1.29.2.2 skrll return error; 1814 1.29.2.2 skrll 1815 1.29.2.2 skrll /* 1816 1.29.2.2 skrll * Ditto for TX, from iwn 1817 1.29.2.2 skrll */ 1818 1.29.2.2 skrll if ((error = iwm_nic_tx_init(sc)) != 0) 1819 1.29.2.2 skrll return error; 1820 1.29.2.2 skrll 1821 1.29.2.2 skrll DPRINTF(("shadow registers enabled\n")); 1822 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_MAC_SHADOW_REG_CTRL, 0x800fffff); 1823 1.29.2.2 skrll 1824 1.29.2.2 skrll return 0; 1825 1.29.2.2 skrll } 1826 1.29.2.2 skrll 1827 1.29.2.2 skrll #if 0 1828 1.29.2.2 skrll enum iwm_mvm_tx_fifo { 1829 1.29.2.2 skrll IWM_MVM_TX_FIFO_BK = 0, 1830 1.29.2.2 skrll IWM_MVM_TX_FIFO_BE, 1831 1.29.2.2 skrll IWM_MVM_TX_FIFO_VI, 1832 1.29.2.2 skrll IWM_MVM_TX_FIFO_VO, 1833 1.29.2.2 skrll IWM_MVM_TX_FIFO_MCAST = 5, 1834 1.29.2.2 skrll }; 1835 1.29.2.2 skrll 1836 1.29.2.2 skrll static const uint8_t iwm_mvm_ac_to_tx_fifo[] = { 1837 1.29.2.2 skrll IWM_MVM_TX_FIFO_VO, 1838 1.29.2.2 skrll IWM_MVM_TX_FIFO_VI, 1839 1.29.2.2 skrll IWM_MVM_TX_FIFO_BE, 1840 1.29.2.2 skrll IWM_MVM_TX_FIFO_BK, 1841 1.29.2.2 skrll }; 1842 1.29.2.2 skrll #endif 1843 1.29.2.2 skrll 1844 1.29.2.2 skrll static void 1845 1.29.2.2 skrll iwm_enable_txq(struct iwm_softc *sc, int qid, int fifo) 1846 1.29.2.2 skrll { 1847 1.29.2.2 skrll if (!iwm_nic_lock(sc)) { 1848 1.29.2.2 skrll DPRINTF(("%s: cannot enable txq %d\n", DEVNAME(sc), qid)); 1849 1.29.2.2 skrll return; /* XXX return EBUSY */ 1850 1.29.2.2 skrll } 1851 1.29.2.2 skrll 1852 1.29.2.2 skrll /* unactivate before configuration */ 1853 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_QUEUE_STATUS_BITS(qid), 1854 1.29.2.2 skrll (0 << IWM_SCD_QUEUE_STTS_REG_POS_ACTIVE) 1855 1.29.2.2 skrll | (1 << IWM_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN)); 1856 1.29.2.2 skrll 1857 1.29.2.2 skrll if (qid != IWM_MVM_CMD_QUEUE) { 1858 1.29.2.2 skrll iwm_set_bits_prph(sc, IWM_SCD_QUEUECHAIN_SEL, (1 << qid)); 1859 1.29.2.2 skrll } 1860 1.29.2.2 skrll 1861 1.29.2.2 skrll iwm_clear_bits_prph(sc, IWM_SCD_AGGR_SEL, (1 << qid)); 1862 1.29.2.2 skrll 1863 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_WRPTR, qid << 8 | 0); 1864 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_QUEUE_RDPTR(qid), 0); 1865 1.29.2.2 skrll 1866 1.29.2.2 skrll iwm_write_mem32(sc, sc->sched_base + IWM_SCD_CONTEXT_QUEUE_OFFSET(qid), 0); 1867 1.29.2.2 skrll /* Set scheduler window size and frame limit. */ 1868 1.29.2.2 skrll iwm_write_mem32(sc, 1869 1.29.2.2 skrll sc->sched_base + IWM_SCD_CONTEXT_QUEUE_OFFSET(qid) + 1870 1.29.2.2 skrll sizeof(uint32_t), 1871 1.29.2.2 skrll ((IWM_FRAME_LIMIT << IWM_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) & 1872 1.29.2.2 skrll IWM_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) | 1873 1.29.2.2 skrll ((IWM_FRAME_LIMIT << IWM_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) & 1874 1.29.2.2 skrll IWM_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK)); 1875 1.29.2.2 skrll 1876 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_QUEUE_STATUS_BITS(qid), 1877 1.29.2.2 skrll (1 << IWM_SCD_QUEUE_STTS_REG_POS_ACTIVE) | 1878 1.29.2.2 skrll (fifo << IWM_SCD_QUEUE_STTS_REG_POS_TXF) | 1879 1.29.2.2 skrll (1 << IWM_SCD_QUEUE_STTS_REG_POS_WSL) | 1880 1.29.2.2 skrll IWM_SCD_QUEUE_STTS_REG_MSK); 1881 1.29.2.2 skrll 1882 1.29.2.2 skrll iwm_nic_unlock(sc); 1883 1.29.2.2 skrll 1884 1.29.2.2 skrll DPRINTF(("enabled txq %d FIFO %d\n", qid, fifo)); 1885 1.29.2.2 skrll } 1886 1.29.2.2 skrll 1887 1.29.2.2 skrll static int 1888 1.29.2.2 skrll iwm_post_alive(struct iwm_softc *sc) 1889 1.29.2.2 skrll { 1890 1.29.2.2 skrll int nwords; 1891 1.29.2.2 skrll int error, chnl; 1892 1.29.2.2 skrll 1893 1.29.2.2 skrll if (!iwm_nic_lock(sc)) 1894 1.29.2.2 skrll return EBUSY; 1895 1.29.2.2 skrll 1896 1.29.2.2 skrll if (sc->sched_base != iwm_read_prph(sc, IWM_SCD_SRAM_BASE_ADDR)) { 1897 1.29.2.2 skrll DPRINTF(("%s: sched addr mismatch\n", DEVNAME(sc))); 1898 1.29.2.2 skrll error = EINVAL; 1899 1.29.2.2 skrll goto out; 1900 1.29.2.2 skrll } 1901 1.29.2.2 skrll 1902 1.29.2.2 skrll iwm_ict_reset(sc); 1903 1.29.2.2 skrll 1904 1.29.2.2 skrll /* Clear TX scheduler state in SRAM. */ 1905 1.29.2.2 skrll nwords = (IWM_SCD_TRANS_TBL_MEM_UPPER_BOUND - 1906 1.29.2.2 skrll IWM_SCD_CONTEXT_MEM_LOWER_BOUND) 1907 1.29.2.2 skrll / sizeof(uint32_t); 1908 1.29.2.2 skrll error = iwm_write_mem(sc, 1909 1.29.2.2 skrll sc->sched_base + IWM_SCD_CONTEXT_MEM_LOWER_BOUND, 1910 1.29.2.2 skrll NULL, nwords); 1911 1.29.2.2 skrll if (error) 1912 1.29.2.2 skrll goto out; 1913 1.29.2.2 skrll 1914 1.29.2.2 skrll /* Set physical address of TX scheduler rings (1KB aligned). */ 1915 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_DRAM_BASE_ADDR, sc->sched_dma.paddr >> 10); 1916 1.29.2.2 skrll 1917 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_CHAINEXT_EN, 0); 1918 1.29.2.2 skrll 1919 1.29.2.2 skrll /* enable command channel */ 1920 1.29.2.2 skrll iwm_enable_txq(sc, IWM_MVM_CMD_QUEUE, 7); 1921 1.29.2.2 skrll 1922 1.29.2.2 skrll iwm_write_prph(sc, IWM_SCD_TXFACT, 0xff); 1923 1.29.2.2 skrll 1924 1.29.2.2 skrll /* Enable DMA channels. */ 1925 1.29.2.2 skrll for (chnl = 0; chnl < IWM_FH_TCSR_CHNL_NUM; chnl++) { 1926 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TCSR_CHNL_TX_CONFIG_REG(chnl), 1927 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE | 1928 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE); 1929 1.29.2.2 skrll } 1930 1.29.2.2 skrll 1931 1.29.2.2 skrll IWM_SETBITS(sc, IWM_FH_TX_CHICKEN_BITS_REG, 1932 1.29.2.2 skrll IWM_FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN); 1933 1.29.2.2 skrll 1934 1.29.2.2 skrll /* Enable L1-Active */ 1935 1.29.2.2 skrll iwm_clear_bits_prph(sc, IWM_APMG_PCIDEV_STT_REG, 1936 1.29.2.2 skrll IWM_APMG_PCIDEV_STT_VAL_L1_ACT_DIS); 1937 1.29.2.2 skrll 1938 1.29.2.2 skrll out: 1939 1.29.2.2 skrll iwm_nic_unlock(sc); 1940 1.29.2.2 skrll return error; 1941 1.29.2.2 skrll } 1942 1.29.2.2 skrll 1943 1.29.2.2 skrll /* 1944 1.29.2.2 skrll * PHY db 1945 1.29.2.2 skrll * iwlwifi/iwl-phy-db.c 1946 1.29.2.2 skrll */ 1947 1.29.2.2 skrll 1948 1.29.2.2 skrll /* 1949 1.29.2.2 skrll * BEGIN iwl-phy-db.c 1950 1.29.2.2 skrll */ 1951 1.29.2.2 skrll 1952 1.29.2.2 skrll enum iwm_phy_db_section_type { 1953 1.29.2.2 skrll IWM_PHY_DB_CFG = 1, 1954 1.29.2.2 skrll IWM_PHY_DB_CALIB_NCH, 1955 1.29.2.2 skrll IWM_PHY_DB_UNUSED, 1956 1.29.2.2 skrll IWM_PHY_DB_CALIB_CHG_PAPD, 1957 1.29.2.2 skrll IWM_PHY_DB_CALIB_CHG_TXP, 1958 1.29.2.2 skrll IWM_PHY_DB_MAX 1959 1.29.2.2 skrll }; 1960 1.29.2.2 skrll 1961 1.29.2.2 skrll #define IWM_PHY_DB_CMD 0x6c /* TEMP API - The actual is 0x8c */ 1962 1.29.2.2 skrll 1963 1.29.2.2 skrll /* 1964 1.29.2.2 skrll * phy db - configure operational ucode 1965 1.29.2.2 skrll */ 1966 1.29.2.2 skrll struct iwm_phy_db_cmd { 1967 1.29.2.2 skrll uint16_t type; 1968 1.29.2.2 skrll uint16_t length; 1969 1.29.2.2 skrll uint8_t data[]; 1970 1.29.2.2 skrll } __packed; 1971 1.29.2.2 skrll 1972 1.29.2.2 skrll /* for parsing of tx power channel group data that comes from the firmware*/ 1973 1.29.2.2 skrll struct iwm_phy_db_chg_txp { 1974 1.29.2.2 skrll uint32_t space; 1975 1.29.2.2 skrll uint16_t max_channel_idx; 1976 1.29.2.2 skrll } __packed; 1977 1.29.2.2 skrll 1978 1.29.2.2 skrll /* 1979 1.29.2.2 skrll * phy db - Receive phy db chunk after calibrations 1980 1.29.2.2 skrll */ 1981 1.29.2.2 skrll struct iwm_calib_res_notif_phy_db { 1982 1.29.2.2 skrll uint16_t type; 1983 1.29.2.2 skrll uint16_t length; 1984 1.29.2.2 skrll uint8_t data[]; 1985 1.29.2.2 skrll } __packed; 1986 1.29.2.2 skrll 1987 1.29.2.2 skrll /* 1988 1.29.2.2 skrll * get phy db section: returns a pointer to a phy db section specified by 1989 1.29.2.2 skrll * type and channel group id. 1990 1.29.2.2 skrll */ 1991 1.29.2.2 skrll static struct iwm_phy_db_entry * 1992 1.29.2.2 skrll iwm_phy_db_get_section(struct iwm_softc *sc, 1993 1.29.2.2 skrll enum iwm_phy_db_section_type type, uint16_t chg_id) 1994 1.29.2.2 skrll { 1995 1.29.2.2 skrll struct iwm_phy_db *phy_db = &sc->sc_phy_db; 1996 1.29.2.2 skrll 1997 1.29.2.2 skrll if (type >= IWM_PHY_DB_MAX) 1998 1.29.2.2 skrll return NULL; 1999 1.29.2.2 skrll 2000 1.29.2.2 skrll switch (type) { 2001 1.29.2.2 skrll case IWM_PHY_DB_CFG: 2002 1.29.2.2 skrll return &phy_db->cfg; 2003 1.29.2.2 skrll case IWM_PHY_DB_CALIB_NCH: 2004 1.29.2.2 skrll return &phy_db->calib_nch; 2005 1.29.2.2 skrll case IWM_PHY_DB_CALIB_CHG_PAPD: 2006 1.29.2.2 skrll if (chg_id >= IWM_NUM_PAPD_CH_GROUPS) 2007 1.29.2.2 skrll return NULL; 2008 1.29.2.2 skrll return &phy_db->calib_ch_group_papd[chg_id]; 2009 1.29.2.2 skrll case IWM_PHY_DB_CALIB_CHG_TXP: 2010 1.29.2.2 skrll if (chg_id >= IWM_NUM_TXP_CH_GROUPS) 2011 1.29.2.2 skrll return NULL; 2012 1.29.2.2 skrll return &phy_db->calib_ch_group_txp[chg_id]; 2013 1.29.2.2 skrll default: 2014 1.29.2.2 skrll return NULL; 2015 1.29.2.2 skrll } 2016 1.29.2.2 skrll return NULL; 2017 1.29.2.2 skrll } 2018 1.29.2.2 skrll 2019 1.29.2.2 skrll static int 2020 1.29.2.2 skrll iwm_phy_db_set_section(struct iwm_softc *sc, 2021 1.29.2.2 skrll struct iwm_calib_res_notif_phy_db *phy_db_notif, uint16_t size) 2022 1.29.2.2 skrll { 2023 1.29.2.2 skrll enum iwm_phy_db_section_type type = le16toh(phy_db_notif->type); 2024 1.29.2.2 skrll struct iwm_phy_db_entry *entry; 2025 1.29.2.2 skrll uint16_t chg_id = 0; 2026 1.29.2.2 skrll 2027 1.29.2.2 skrll if (type == IWM_PHY_DB_CALIB_CHG_PAPD || 2028 1.29.2.2 skrll type == IWM_PHY_DB_CALIB_CHG_TXP) 2029 1.29.2.2 skrll chg_id = le16toh(*(uint16_t *)phy_db_notif->data); 2030 1.29.2.2 skrll 2031 1.29.2.2 skrll entry = iwm_phy_db_get_section(sc, type, chg_id); 2032 1.29.2.2 skrll if (!entry) 2033 1.29.2.2 skrll return EINVAL; 2034 1.29.2.2 skrll 2035 1.29.2.2 skrll if (entry->data) 2036 1.29.2.2 skrll kmem_intr_free(entry->data, entry->size); 2037 1.29.2.2 skrll entry->data = kmem_intr_alloc(size, KM_NOSLEEP); 2038 1.29.2.2 skrll if (!entry->data) { 2039 1.29.2.2 skrll entry->size = 0; 2040 1.29.2.2 skrll return ENOMEM; 2041 1.29.2.2 skrll } 2042 1.29.2.2 skrll memcpy(entry->data, phy_db_notif->data, size); 2043 1.29.2.2 skrll entry->size = size; 2044 1.29.2.2 skrll 2045 1.29.2.2 skrll DPRINTFN(10, ("%s(%d): [PHYDB]SET: Type %d, Size: %d, data: %p\n", 2046 1.29.2.2 skrll __func__, __LINE__, type, size, entry->data)); 2047 1.29.2.2 skrll 2048 1.29.2.2 skrll return 0; 2049 1.29.2.2 skrll } 2050 1.29.2.2 skrll 2051 1.29.2.2 skrll static int 2052 1.29.2.2 skrll iwm_is_valid_channel(uint16_t ch_id) 2053 1.29.2.2 skrll { 2054 1.29.2.2 skrll if (ch_id <= 14 || 2055 1.29.2.2 skrll (36 <= ch_id && ch_id <= 64 && ch_id % 4 == 0) || 2056 1.29.2.2 skrll (100 <= ch_id && ch_id <= 140 && ch_id % 4 == 0) || 2057 1.29.2.2 skrll (145 <= ch_id && ch_id <= 165 && ch_id % 4 == 1)) 2058 1.29.2.2 skrll return 1; 2059 1.29.2.2 skrll return 0; 2060 1.29.2.2 skrll } 2061 1.29.2.2 skrll 2062 1.29.2.2 skrll static uint8_t 2063 1.29.2.2 skrll iwm_ch_id_to_ch_index(uint16_t ch_id) 2064 1.29.2.2 skrll { 2065 1.29.2.2 skrll if (!iwm_is_valid_channel(ch_id)) 2066 1.29.2.2 skrll return 0xff; 2067 1.29.2.2 skrll 2068 1.29.2.2 skrll if (ch_id <= 14) 2069 1.29.2.2 skrll return ch_id - 1; 2070 1.29.2.2 skrll if (ch_id <= 64) 2071 1.29.2.2 skrll return (ch_id + 20) / 4; 2072 1.29.2.2 skrll if (ch_id <= 140) 2073 1.29.2.2 skrll return (ch_id - 12) / 4; 2074 1.29.2.2 skrll return (ch_id - 13) / 4; 2075 1.29.2.2 skrll } 2076 1.29.2.2 skrll 2077 1.29.2.2 skrll 2078 1.29.2.2 skrll static uint16_t 2079 1.29.2.2 skrll iwm_channel_id_to_papd(uint16_t ch_id) 2080 1.29.2.2 skrll { 2081 1.29.2.2 skrll if (!iwm_is_valid_channel(ch_id)) 2082 1.29.2.2 skrll return 0xff; 2083 1.29.2.2 skrll 2084 1.29.2.2 skrll if (1 <= ch_id && ch_id <= 14) 2085 1.29.2.2 skrll return 0; 2086 1.29.2.2 skrll if (36 <= ch_id && ch_id <= 64) 2087 1.29.2.2 skrll return 1; 2088 1.29.2.2 skrll if (100 <= ch_id && ch_id <= 140) 2089 1.29.2.2 skrll return 2; 2090 1.29.2.2 skrll return 3; 2091 1.29.2.2 skrll } 2092 1.29.2.2 skrll 2093 1.29.2.2 skrll static uint16_t 2094 1.29.2.2 skrll iwm_channel_id_to_txp(struct iwm_softc *sc, uint16_t ch_id) 2095 1.29.2.2 skrll { 2096 1.29.2.2 skrll struct iwm_phy_db *phy_db = &sc->sc_phy_db; 2097 1.29.2.2 skrll struct iwm_phy_db_chg_txp *txp_chg; 2098 1.29.2.2 skrll int i; 2099 1.29.2.2 skrll uint8_t ch_index = iwm_ch_id_to_ch_index(ch_id); 2100 1.29.2.2 skrll 2101 1.29.2.2 skrll if (ch_index == 0xff) 2102 1.29.2.2 skrll return 0xff; 2103 1.29.2.2 skrll 2104 1.29.2.2 skrll for (i = 0; i < IWM_NUM_TXP_CH_GROUPS; i++) { 2105 1.29.2.2 skrll txp_chg = (void *)phy_db->calib_ch_group_txp[i].data; 2106 1.29.2.2 skrll if (!txp_chg) 2107 1.29.2.2 skrll return 0xff; 2108 1.29.2.2 skrll /* 2109 1.29.2.2 skrll * Looking for the first channel group that its max channel is 2110 1.29.2.2 skrll * higher then wanted channel. 2111 1.29.2.2 skrll */ 2112 1.29.2.2 skrll if (le16toh(txp_chg->max_channel_idx) >= ch_index) 2113 1.29.2.2 skrll return i; 2114 1.29.2.2 skrll } 2115 1.29.2.2 skrll return 0xff; 2116 1.29.2.2 skrll } 2117 1.29.2.2 skrll 2118 1.29.2.2 skrll static int 2119 1.29.2.2 skrll iwm_phy_db_get_section_data(struct iwm_softc *sc, 2120 1.29.2.2 skrll uint32_t type, uint8_t **data, uint16_t *size, uint16_t ch_id) 2121 1.29.2.2 skrll { 2122 1.29.2.2 skrll struct iwm_phy_db_entry *entry; 2123 1.29.2.2 skrll uint16_t ch_group_id = 0; 2124 1.29.2.2 skrll 2125 1.29.2.2 skrll /* find wanted channel group */ 2126 1.29.2.2 skrll if (type == IWM_PHY_DB_CALIB_CHG_PAPD) 2127 1.29.2.2 skrll ch_group_id = iwm_channel_id_to_papd(ch_id); 2128 1.29.2.2 skrll else if (type == IWM_PHY_DB_CALIB_CHG_TXP) 2129 1.29.2.2 skrll ch_group_id = iwm_channel_id_to_txp(sc, ch_id); 2130 1.29.2.2 skrll 2131 1.29.2.2 skrll entry = iwm_phy_db_get_section(sc, type, ch_group_id); 2132 1.29.2.2 skrll if (!entry) 2133 1.29.2.2 skrll return EINVAL; 2134 1.29.2.2 skrll 2135 1.29.2.2 skrll *data = entry->data; 2136 1.29.2.2 skrll *size = entry->size; 2137 1.29.2.2 skrll 2138 1.29.2.2 skrll DPRINTFN(10, ("%s(%d): [PHYDB] GET: Type %d , Size: %d\n", 2139 1.29.2.2 skrll __func__, __LINE__, type, *size)); 2140 1.29.2.2 skrll 2141 1.29.2.2 skrll return 0; 2142 1.29.2.2 skrll } 2143 1.29.2.2 skrll 2144 1.29.2.2 skrll static int 2145 1.29.2.2 skrll iwm_send_phy_db_cmd(struct iwm_softc *sc, uint16_t type, 2146 1.29.2.2 skrll uint16_t length, void *data) 2147 1.29.2.2 skrll { 2148 1.29.2.2 skrll struct iwm_phy_db_cmd phy_db_cmd; 2149 1.29.2.2 skrll struct iwm_host_cmd cmd = { 2150 1.29.2.2 skrll .id = IWM_PHY_DB_CMD, 2151 1.29.2.2 skrll .flags = IWM_CMD_SYNC, 2152 1.29.2.2 skrll }; 2153 1.29.2.2 skrll 2154 1.29.2.2 skrll DPRINTFN(10, ("Sending PHY-DB hcmd of type %d, of length %d\n", 2155 1.29.2.2 skrll type, length)); 2156 1.29.2.2 skrll 2157 1.29.2.2 skrll /* Set phy db cmd variables */ 2158 1.29.2.2 skrll phy_db_cmd.type = le16toh(type); 2159 1.29.2.2 skrll phy_db_cmd.length = le16toh(length); 2160 1.29.2.2 skrll 2161 1.29.2.2 skrll /* Set hcmd variables */ 2162 1.29.2.2 skrll cmd.data[0] = &phy_db_cmd; 2163 1.29.2.2 skrll cmd.len[0] = sizeof(struct iwm_phy_db_cmd); 2164 1.29.2.2 skrll cmd.data[1] = data; 2165 1.29.2.2 skrll cmd.len[1] = length; 2166 1.29.2.2 skrll cmd.dataflags[1] = IWM_HCMD_DFL_NOCOPY; 2167 1.29.2.2 skrll 2168 1.29.2.2 skrll return iwm_send_cmd(sc, &cmd); 2169 1.29.2.2 skrll } 2170 1.29.2.2 skrll 2171 1.29.2.2 skrll static int 2172 1.29.2.2 skrll iwm_phy_db_send_all_channel_groups(struct iwm_softc *sc, 2173 1.29.2.2 skrll enum iwm_phy_db_section_type type, uint8_t max_ch_groups) 2174 1.29.2.2 skrll { 2175 1.29.2.2 skrll uint16_t i; 2176 1.29.2.2 skrll int err; 2177 1.29.2.2 skrll struct iwm_phy_db_entry *entry; 2178 1.29.2.2 skrll 2179 1.29.2.2 skrll /* Send all the channel-specific groups to operational fw */ 2180 1.29.2.2 skrll for (i = 0; i < max_ch_groups; i++) { 2181 1.29.2.2 skrll entry = iwm_phy_db_get_section(sc, type, i); 2182 1.29.2.2 skrll if (!entry) 2183 1.29.2.2 skrll return EINVAL; 2184 1.29.2.2 skrll 2185 1.29.2.2 skrll if (!entry->size) 2186 1.29.2.2 skrll continue; 2187 1.29.2.2 skrll 2188 1.29.2.2 skrll /* Send the requested PHY DB section */ 2189 1.29.2.2 skrll err = iwm_send_phy_db_cmd(sc, type, entry->size, entry->data); 2190 1.29.2.2 skrll if (err) { 2191 1.29.2.2 skrll DPRINTF(("%s: Can't SEND phy_db section %d (%d), " 2192 1.29.2.2 skrll "err %d\n", DEVNAME(sc), type, i, err)); 2193 1.29.2.2 skrll return err; 2194 1.29.2.2 skrll } 2195 1.29.2.2 skrll 2196 1.29.2.2 skrll DPRINTFN(10, ("Sent PHY_DB HCMD, type = %d num = %d\n", type, i)); 2197 1.29.2.2 skrll } 2198 1.29.2.2 skrll 2199 1.29.2.2 skrll return 0; 2200 1.29.2.2 skrll } 2201 1.29.2.2 skrll 2202 1.29.2.2 skrll static int 2203 1.29.2.2 skrll iwm_send_phy_db_data(struct iwm_softc *sc) 2204 1.29.2.2 skrll { 2205 1.29.2.2 skrll uint8_t *data = NULL; 2206 1.29.2.2 skrll uint16_t size = 0; 2207 1.29.2.2 skrll int err; 2208 1.29.2.2 skrll 2209 1.29.2.2 skrll DPRINTF(("Sending phy db data and configuration to runtime image\n")); 2210 1.29.2.2 skrll 2211 1.29.2.2 skrll /* Send PHY DB CFG section */ 2212 1.29.2.2 skrll err = iwm_phy_db_get_section_data(sc, IWM_PHY_DB_CFG, &data, &size, 0); 2213 1.29.2.2 skrll if (err) { 2214 1.29.2.2 skrll DPRINTF(("%s: Cannot get Phy DB cfg section, %d\n", 2215 1.29.2.2 skrll DEVNAME(sc), err)); 2216 1.29.2.2 skrll return err; 2217 1.29.2.2 skrll } 2218 1.29.2.2 skrll 2219 1.29.2.2 skrll err = iwm_send_phy_db_cmd(sc, IWM_PHY_DB_CFG, size, data); 2220 1.29.2.2 skrll if (err) { 2221 1.29.2.2 skrll DPRINTF(("%s: Cannot send HCMD of Phy DB cfg section, %d\n", 2222 1.29.2.2 skrll DEVNAME(sc), err)); 2223 1.29.2.2 skrll return err; 2224 1.29.2.2 skrll } 2225 1.29.2.2 skrll 2226 1.29.2.2 skrll err = iwm_phy_db_get_section_data(sc, IWM_PHY_DB_CALIB_NCH, 2227 1.29.2.2 skrll &data, &size, 0); 2228 1.29.2.2 skrll if (err) { 2229 1.29.2.2 skrll DPRINTF(("%s: Cannot get Phy DB non specific channel section, " 2230 1.29.2.2 skrll "%d\n", DEVNAME(sc), err)); 2231 1.29.2.2 skrll return err; 2232 1.29.2.2 skrll } 2233 1.29.2.2 skrll 2234 1.29.2.2 skrll err = iwm_send_phy_db_cmd(sc, IWM_PHY_DB_CALIB_NCH, size, data); 2235 1.29.2.2 skrll if (err) { 2236 1.29.2.2 skrll DPRINTF(("%s: Cannot send HCMD of Phy DB non specific channel " 2237 1.29.2.2 skrll "sect, %d\n", DEVNAME(sc), err)); 2238 1.29.2.2 skrll return err; 2239 1.29.2.2 skrll } 2240 1.29.2.2 skrll 2241 1.29.2.2 skrll /* Send all the TXP channel specific data */ 2242 1.29.2.2 skrll err = iwm_phy_db_send_all_channel_groups(sc, 2243 1.29.2.2 skrll IWM_PHY_DB_CALIB_CHG_PAPD, IWM_NUM_PAPD_CH_GROUPS); 2244 1.29.2.2 skrll if (err) { 2245 1.29.2.2 skrll DPRINTF(("%s: Cannot send channel specific PAPD groups, %d\n", 2246 1.29.2.2 skrll DEVNAME(sc), err)); 2247 1.29.2.2 skrll return err; 2248 1.29.2.2 skrll } 2249 1.29.2.2 skrll 2250 1.29.2.2 skrll /* Send all the TXP channel specific data */ 2251 1.29.2.2 skrll err = iwm_phy_db_send_all_channel_groups(sc, 2252 1.29.2.2 skrll IWM_PHY_DB_CALIB_CHG_TXP, IWM_NUM_TXP_CH_GROUPS); 2253 1.29.2.2 skrll if (err) { 2254 1.29.2.2 skrll DPRINTF(("%s: Cannot send channel specific TX power groups, " 2255 1.29.2.2 skrll "%d\n", DEVNAME(sc), err)); 2256 1.29.2.2 skrll return err; 2257 1.29.2.2 skrll } 2258 1.29.2.2 skrll 2259 1.29.2.2 skrll DPRINTF(("Finished sending phy db non channel data\n")); 2260 1.29.2.2 skrll return 0; 2261 1.29.2.2 skrll } 2262 1.29.2.2 skrll 2263 1.29.2.2 skrll /* 2264 1.29.2.2 skrll * END iwl-phy-db.c 2265 1.29.2.2 skrll */ 2266 1.29.2.2 skrll 2267 1.29.2.2 skrll /* 2268 1.29.2.2 skrll * BEGIN iwlwifi/mvm/time-event.c 2269 1.29.2.2 skrll */ 2270 1.29.2.2 skrll 2271 1.29.2.2 skrll /* 2272 1.29.2.2 skrll * For the high priority TE use a time event type that has similar priority to 2273 1.29.2.2 skrll * the FW's action scan priority. 2274 1.29.2.2 skrll */ 2275 1.29.2.2 skrll #define IWM_MVM_ROC_TE_TYPE_NORMAL IWM_TE_P2P_DEVICE_DISCOVERABLE 2276 1.29.2.2 skrll #define IWM_MVM_ROC_TE_TYPE_MGMT_TX IWM_TE_P2P_CLIENT_ASSOC 2277 1.29.2.2 skrll 2278 1.29.2.2 skrll /* used to convert from time event API v2 to v1 */ 2279 1.29.2.2 skrll #define IWM_TE_V2_DEP_POLICY_MSK (IWM_TE_V2_DEP_OTHER | IWM_TE_V2_DEP_TSF |\ 2280 1.29.2.2 skrll IWM_TE_V2_EVENT_SOCIOPATHIC) 2281 1.29.2.2 skrll static inline uint16_t 2282 1.29.2.2 skrll iwm_te_v2_get_notify(uint16_t policy) 2283 1.29.2.2 skrll { 2284 1.29.2.2 skrll return le16toh(policy) & IWM_TE_V2_NOTIF_MSK; 2285 1.29.2.2 skrll } 2286 1.29.2.2 skrll 2287 1.29.2.2 skrll static inline uint16_t 2288 1.29.2.2 skrll iwm_te_v2_get_dep_policy(uint16_t policy) 2289 1.29.2.2 skrll { 2290 1.29.2.2 skrll return (le16toh(policy) & IWM_TE_V2_DEP_POLICY_MSK) >> 2291 1.29.2.2 skrll IWM_TE_V2_PLACEMENT_POS; 2292 1.29.2.2 skrll } 2293 1.29.2.2 skrll 2294 1.29.2.2 skrll static inline uint16_t 2295 1.29.2.2 skrll iwm_te_v2_get_absence(uint16_t policy) 2296 1.29.2.2 skrll { 2297 1.29.2.2 skrll return (le16toh(policy) & IWM_TE_V2_ABSENCE) >> IWM_TE_V2_ABSENCE_POS; 2298 1.29.2.2 skrll } 2299 1.29.2.2 skrll 2300 1.29.2.2 skrll static void 2301 1.29.2.2 skrll iwm_mvm_te_v2_to_v1(const struct iwm_time_event_cmd_v2 *cmd_v2, 2302 1.29.2.2 skrll struct iwm_time_event_cmd_v1 *cmd_v1) 2303 1.29.2.2 skrll { 2304 1.29.2.2 skrll cmd_v1->id_and_color = cmd_v2->id_and_color; 2305 1.29.2.2 skrll cmd_v1->action = cmd_v2->action; 2306 1.29.2.2 skrll cmd_v1->id = cmd_v2->id; 2307 1.29.2.2 skrll cmd_v1->apply_time = cmd_v2->apply_time; 2308 1.29.2.2 skrll cmd_v1->max_delay = cmd_v2->max_delay; 2309 1.29.2.2 skrll cmd_v1->depends_on = cmd_v2->depends_on; 2310 1.29.2.2 skrll cmd_v1->interval = cmd_v2->interval; 2311 1.29.2.2 skrll cmd_v1->duration = cmd_v2->duration; 2312 1.29.2.2 skrll if (cmd_v2->repeat == IWM_TE_V2_REPEAT_ENDLESS) 2313 1.29.2.2 skrll cmd_v1->repeat = htole32(IWM_TE_V1_REPEAT_ENDLESS); 2314 1.29.2.2 skrll else 2315 1.29.2.2 skrll cmd_v1->repeat = htole32(cmd_v2->repeat); 2316 1.29.2.2 skrll cmd_v1->max_frags = htole32(cmd_v2->max_frags); 2317 1.29.2.2 skrll cmd_v1->interval_reciprocal = 0; /* unused */ 2318 1.29.2.2 skrll 2319 1.29.2.2 skrll cmd_v1->dep_policy = htole32(iwm_te_v2_get_dep_policy(cmd_v2->policy)); 2320 1.29.2.2 skrll cmd_v1->is_present = htole32(!iwm_te_v2_get_absence(cmd_v2->policy)); 2321 1.29.2.2 skrll cmd_v1->notify = htole32(iwm_te_v2_get_notify(cmd_v2->policy)); 2322 1.29.2.2 skrll } 2323 1.29.2.2 skrll 2324 1.29.2.2 skrll static int 2325 1.29.2.2 skrll iwm_mvm_send_time_event_cmd(struct iwm_softc *sc, 2326 1.29.2.2 skrll const struct iwm_time_event_cmd_v2 *cmd) 2327 1.29.2.2 skrll { 2328 1.29.2.2 skrll struct iwm_time_event_cmd_v1 cmd_v1; 2329 1.29.2.2 skrll 2330 1.29.2.2 skrll if (sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_TIME_EVENT_API_V2) 2331 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu(sc, IWM_TIME_EVENT_CMD, 2332 1.29.2.2 skrll IWM_CMD_SYNC, sizeof(*cmd), cmd); 2333 1.29.2.2 skrll 2334 1.29.2.2 skrll iwm_mvm_te_v2_to_v1(cmd, &cmd_v1); 2335 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu(sc, IWM_TIME_EVENT_CMD, IWM_CMD_SYNC, 2336 1.29.2.2 skrll sizeof(cmd_v1), &cmd_v1); 2337 1.29.2.2 skrll } 2338 1.29.2.2 skrll 2339 1.29.2.2 skrll static int 2340 1.29.2.2 skrll iwm_mvm_time_event_send_add(struct iwm_softc *sc, struct iwm_node *in, 2341 1.29.2.2 skrll void *te_data, struct iwm_time_event_cmd_v2 *te_cmd) 2342 1.29.2.2 skrll { 2343 1.29.2.2 skrll int ret; 2344 1.29.2.2 skrll 2345 1.29.2.2 skrll DPRINTF(("Add new TE, duration %d TU\n", le32toh(te_cmd->duration))); 2346 1.29.2.2 skrll 2347 1.29.2.2 skrll ret = iwm_mvm_send_time_event_cmd(sc, te_cmd); 2348 1.29.2.2 skrll if (ret) { 2349 1.29.2.2 skrll DPRINTF(("%s: Couldn't send IWM_TIME_EVENT_CMD: %d\n", 2350 1.29.2.2 skrll DEVNAME(sc), ret)); 2351 1.29.2.2 skrll } 2352 1.29.2.2 skrll 2353 1.29.2.2 skrll return ret; 2354 1.29.2.2 skrll } 2355 1.29.2.2 skrll 2356 1.29.2.2 skrll static void 2357 1.29.2.2 skrll iwm_mvm_protect_session(struct iwm_softc *sc, struct iwm_node *in, 2358 1.29.2.2 skrll uint32_t duration, uint32_t min_duration, uint32_t max_delay) 2359 1.29.2.2 skrll { 2360 1.29.2.2 skrll struct iwm_time_event_cmd_v2 time_cmd; 2361 1.29.2.2 skrll 2362 1.29.2.2 skrll memset(&time_cmd, 0, sizeof(time_cmd)); 2363 1.29.2.2 skrll 2364 1.29.2.2 skrll time_cmd.action = htole32(IWM_FW_CTXT_ACTION_ADD); 2365 1.29.2.2 skrll time_cmd.id_and_color = 2366 1.29.2.2 skrll htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, in->in_color)); 2367 1.29.2.2 skrll time_cmd.id = htole32(IWM_TE_BSS_STA_AGGRESSIVE_ASSOC); 2368 1.29.2.2 skrll 2369 1.29.2.2 skrll time_cmd.apply_time = htole32(iwm_read_prph(sc, 2370 1.29.2.2 skrll IWM_DEVICE_SYSTEM_TIME_REG)); 2371 1.29.2.2 skrll 2372 1.29.2.2 skrll time_cmd.max_frags = IWM_TE_V2_FRAG_NONE; 2373 1.29.2.2 skrll time_cmd.max_delay = htole32(max_delay); 2374 1.29.2.2 skrll /* TODO: why do we need to interval = bi if it is not periodic? */ 2375 1.29.2.2 skrll time_cmd.interval = htole32(1); 2376 1.29.2.2 skrll time_cmd.duration = htole32(duration); 2377 1.29.2.2 skrll time_cmd.repeat = 1; 2378 1.29.2.2 skrll time_cmd.policy 2379 1.29.2.2 skrll = htole32(IWM_TE_V2_NOTIF_HOST_EVENT_START | 2380 1.29.2.2 skrll IWM_TE_V2_NOTIF_HOST_EVENT_END); 2381 1.29.2.2 skrll 2382 1.29.2.2 skrll iwm_mvm_time_event_send_add(sc, in, /*te_data*/NULL, &time_cmd); 2383 1.29.2.2 skrll } 2384 1.29.2.2 skrll 2385 1.29.2.2 skrll /* 2386 1.29.2.2 skrll * END iwlwifi/mvm/time-event.c 2387 1.29.2.2 skrll */ 2388 1.29.2.2 skrll 2389 1.29.2.2 skrll /* 2390 1.29.2.2 skrll * NVM read access and content parsing. We do not support 2391 1.29.2.2 skrll * external NVM or writing NVM. 2392 1.29.2.2 skrll * iwlwifi/mvm/nvm.c 2393 1.29.2.2 skrll */ 2394 1.29.2.2 skrll 2395 1.29.2.2 skrll /* list of NVM sections we are allowed/need to read */ 2396 1.29.2.2 skrll static const int nvm_to_read[] = { 2397 1.29.2.2 skrll IWM_NVM_SECTION_TYPE_HW, 2398 1.29.2.2 skrll IWM_NVM_SECTION_TYPE_SW, 2399 1.29.2.2 skrll IWM_NVM_SECTION_TYPE_CALIBRATION, 2400 1.29.2.2 skrll IWM_NVM_SECTION_TYPE_PRODUCTION, 2401 1.29.2.2 skrll }; 2402 1.29.2.2 skrll 2403 1.29.2.2 skrll /* Default NVM size to read */ 2404 1.29.2.2 skrll #define IWM_NVM_DEFAULT_CHUNK_SIZE (2*1024) 2405 1.29.2.2 skrll #define IWM_MAX_NVM_SECTION_SIZE 7000 2406 1.29.2.2 skrll 2407 1.29.2.2 skrll #define IWM_NVM_WRITE_OPCODE 1 2408 1.29.2.2 skrll #define IWM_NVM_READ_OPCODE 0 2409 1.29.2.2 skrll 2410 1.29.2.2 skrll static int 2411 1.29.2.2 skrll iwm_nvm_read_chunk(struct iwm_softc *sc, uint16_t section, 2412 1.29.2.2 skrll uint16_t offset, uint16_t length, uint8_t *data, uint16_t *len) 2413 1.29.2.2 skrll { 2414 1.29.2.2 skrll offset = 0; 2415 1.29.2.2 skrll struct iwm_nvm_access_cmd nvm_access_cmd = { 2416 1.29.2.2 skrll .offset = htole16(offset), 2417 1.29.2.2 skrll .length = htole16(length), 2418 1.29.2.2 skrll .type = htole16(section), 2419 1.29.2.2 skrll .op_code = IWM_NVM_READ_OPCODE, 2420 1.29.2.2 skrll }; 2421 1.29.2.2 skrll struct iwm_nvm_access_resp *nvm_resp; 2422 1.29.2.2 skrll struct iwm_rx_packet *pkt; 2423 1.29.2.2 skrll struct iwm_host_cmd cmd = { 2424 1.29.2.2 skrll .id = IWM_NVM_ACCESS_CMD, 2425 1.29.2.2 skrll .flags = IWM_CMD_SYNC | IWM_CMD_WANT_SKB | 2426 1.29.2.2 skrll IWM_CMD_SEND_IN_RFKILL, 2427 1.29.2.2 skrll .data = { &nvm_access_cmd, }, 2428 1.29.2.2 skrll }; 2429 1.29.2.2 skrll int ret, bytes_read, offset_read; 2430 1.29.2.2 skrll uint8_t *resp_data; 2431 1.29.2.2 skrll 2432 1.29.2.2 skrll cmd.len[0] = sizeof(struct iwm_nvm_access_cmd); 2433 1.29.2.2 skrll 2434 1.29.2.2 skrll ret = iwm_send_cmd(sc, &cmd); 2435 1.29.2.2 skrll if (ret) 2436 1.29.2.2 skrll return ret; 2437 1.29.2.2 skrll 2438 1.29.2.2 skrll pkt = cmd.resp_pkt; 2439 1.29.2.2 skrll if (pkt->hdr.flags & IWM_CMD_FAILED_MSK) { 2440 1.29.2.2 skrll DPRINTF(("%s: Bad return from IWM_NVM_ACCES_COMMAND (0x%08X)\n", 2441 1.29.2.2 skrll DEVNAME(sc), pkt->hdr.flags)); 2442 1.29.2.2 skrll ret = EIO; 2443 1.29.2.2 skrll goto exit; 2444 1.29.2.2 skrll } 2445 1.29.2.2 skrll 2446 1.29.2.2 skrll /* Extract NVM response */ 2447 1.29.2.2 skrll nvm_resp = (void *)pkt->data; 2448 1.29.2.2 skrll 2449 1.29.2.2 skrll ret = le16toh(nvm_resp->status); 2450 1.29.2.2 skrll bytes_read = le16toh(nvm_resp->length); 2451 1.29.2.2 skrll offset_read = le16toh(nvm_resp->offset); 2452 1.29.2.2 skrll resp_data = nvm_resp->data; 2453 1.29.2.2 skrll if (ret) { 2454 1.29.2.2 skrll DPRINTF(("%s: NVM access command failed with status %d\n", 2455 1.29.2.2 skrll DEVNAME(sc), ret)); 2456 1.29.2.2 skrll ret = EINVAL; 2457 1.29.2.2 skrll goto exit; 2458 1.29.2.2 skrll } 2459 1.29.2.2 skrll 2460 1.29.2.2 skrll if (offset_read != offset) { 2461 1.29.2.2 skrll DPRINTF(("%s: NVM ACCESS response with invalid offset %d\n", 2462 1.29.2.2 skrll DEVNAME(sc), offset_read)); 2463 1.29.2.2 skrll ret = EINVAL; 2464 1.29.2.2 skrll goto exit; 2465 1.29.2.2 skrll } 2466 1.29.2.2 skrll 2467 1.29.2.2 skrll memcpy(data + offset, resp_data, bytes_read); 2468 1.29.2.2 skrll *len = bytes_read; 2469 1.29.2.2 skrll 2470 1.29.2.2 skrll exit: 2471 1.29.2.2 skrll iwm_free_resp(sc, &cmd); 2472 1.29.2.2 skrll return ret; 2473 1.29.2.2 skrll } 2474 1.29.2.2 skrll 2475 1.29.2.2 skrll /* 2476 1.29.2.2 skrll * Reads an NVM section completely. 2477 1.29.2.2 skrll * NICs prior to 7000 family doesn't have a real NVM, but just read 2478 1.29.2.2 skrll * section 0 which is the EEPROM. Because the EEPROM reading is unlimited 2479 1.29.2.2 skrll * by uCode, we need to manually check in this case that we don't 2480 1.29.2.2 skrll * overflow and try to read more than the EEPROM size. 2481 1.29.2.2 skrll * For 7000 family NICs, we supply the maximal size we can read, and 2482 1.29.2.2 skrll * the uCode fills the response with as much data as we can, 2483 1.29.2.2 skrll * without overflowing, so no check is needed. 2484 1.29.2.2 skrll */ 2485 1.29.2.2 skrll static int 2486 1.29.2.2 skrll iwm_nvm_read_section(struct iwm_softc *sc, 2487 1.29.2.2 skrll uint16_t section, uint8_t *data, uint16_t *len) 2488 1.29.2.2 skrll { 2489 1.29.2.2 skrll uint16_t length, seglen; 2490 1.29.2.2 skrll int error; 2491 1.29.2.2 skrll 2492 1.29.2.2 skrll /* Set nvm section read length */ 2493 1.29.2.2 skrll length = seglen = IWM_NVM_DEFAULT_CHUNK_SIZE; 2494 1.29.2.2 skrll *len = 0; 2495 1.29.2.2 skrll 2496 1.29.2.2 skrll /* Read the NVM until exhausted (reading less than requested) */ 2497 1.29.2.2 skrll while (seglen == length) { 2498 1.29.2.2 skrll error = iwm_nvm_read_chunk(sc, 2499 1.29.2.2 skrll section, *len, length, data, &seglen); 2500 1.29.2.2 skrll if (error) { 2501 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 2502 1.29.2.2 skrll "Cannot read NVM from section %d offset %d, " 2503 1.29.2.2 skrll "length %d\n", section, *len, length); 2504 1.29.2.2 skrll return error; 2505 1.29.2.2 skrll } 2506 1.29.2.2 skrll *len += seglen; 2507 1.29.2.2 skrll } 2508 1.29.2.2 skrll 2509 1.29.2.2 skrll DPRINTFN(4, ("NVM section %d read completed\n", section)); 2510 1.29.2.2 skrll return 0; 2511 1.29.2.2 skrll } 2512 1.29.2.2 skrll 2513 1.29.2.2 skrll /* 2514 1.29.2.2 skrll * BEGIN IWM_NVM_PARSE 2515 1.29.2.2 skrll */ 2516 1.29.2.2 skrll 2517 1.29.2.2 skrll /* iwlwifi/iwl-nvm-parse.c */ 2518 1.29.2.2 skrll 2519 1.29.2.2 skrll /* NVM offsets (in words) definitions */ 2520 1.29.2.2 skrll enum wkp_nvm_offsets { 2521 1.29.2.2 skrll /* NVM HW-Section offset (in words) definitions */ 2522 1.29.2.2 skrll IWM_HW_ADDR = 0x15, 2523 1.29.2.2 skrll 2524 1.29.2.2 skrll /* NVM SW-Section offset (in words) definitions */ 2525 1.29.2.2 skrll IWM_NVM_SW_SECTION = 0x1C0, 2526 1.29.2.2 skrll IWM_NVM_VERSION = 0, 2527 1.29.2.2 skrll IWM_RADIO_CFG = 1, 2528 1.29.2.2 skrll IWM_SKU = 2, 2529 1.29.2.2 skrll IWM_N_HW_ADDRS = 3, 2530 1.29.2.2 skrll IWM_NVM_CHANNELS = 0x1E0 - IWM_NVM_SW_SECTION, 2531 1.29.2.2 skrll 2532 1.29.2.2 skrll /* NVM calibration section offset (in words) definitions */ 2533 1.29.2.2 skrll IWM_NVM_CALIB_SECTION = 0x2B8, 2534 1.29.2.2 skrll IWM_XTAL_CALIB = 0x316 - IWM_NVM_CALIB_SECTION 2535 1.29.2.2 skrll }; 2536 1.29.2.2 skrll 2537 1.29.2.2 skrll /* SKU Capabilities (actual values from NVM definition) */ 2538 1.29.2.2 skrll enum nvm_sku_bits { 2539 1.29.2.2 skrll IWM_NVM_SKU_CAP_BAND_24GHZ = (1 << 0), 2540 1.29.2.2 skrll IWM_NVM_SKU_CAP_BAND_52GHZ = (1 << 1), 2541 1.29.2.2 skrll IWM_NVM_SKU_CAP_11N_ENABLE = (1 << 2), 2542 1.29.2.2 skrll IWM_NVM_SKU_CAP_11AC_ENABLE = (1 << 3), 2543 1.29.2.2 skrll }; 2544 1.29.2.2 skrll 2545 1.29.2.2 skrll /* radio config bits (actual values from NVM definition) */ 2546 1.29.2.2 skrll #define IWM_NVM_RF_CFG_DASH_MSK(x) (x & 0x3) /* bits 0-1 */ 2547 1.29.2.2 skrll #define IWM_NVM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */ 2548 1.29.2.2 skrll #define IWM_NVM_RF_CFG_TYPE_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */ 2549 1.29.2.2 skrll #define IWM_NVM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */ 2550 1.29.2.2 skrll #define IWM_NVM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */ 2551 1.29.2.2 skrll #define IWM_NVM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */ 2552 1.29.2.2 skrll 2553 1.29.2.2 skrll #define DEFAULT_MAX_TX_POWER 16 2554 1.29.2.2 skrll 2555 1.29.2.2 skrll /** 2556 1.29.2.2 skrll * enum iwm_nvm_channel_flags - channel flags in NVM 2557 1.29.2.2 skrll * @IWM_NVM_CHANNEL_VALID: channel is usable for this SKU/geo 2558 1.29.2.2 skrll * @IWM_NVM_CHANNEL_IBSS: usable as an IBSS channel 2559 1.29.2.2 skrll * @IWM_NVM_CHANNEL_ACTIVE: active scanning allowed 2560 1.29.2.2 skrll * @IWM_NVM_CHANNEL_RADAR: radar detection required 2561 1.29.2.2 skrll * @IWM_NVM_CHANNEL_DFS: dynamic freq selection candidate 2562 1.29.2.2 skrll * @IWM_NVM_CHANNEL_WIDE: 20 MHz channel okay (?) 2563 1.29.2.2 skrll * @IWM_NVM_CHANNEL_40MHZ: 40 MHz channel okay (?) 2564 1.29.2.2 skrll * @IWM_NVM_CHANNEL_80MHZ: 80 MHz channel okay (?) 2565 1.29.2.2 skrll * @IWM_NVM_CHANNEL_160MHZ: 160 MHz channel okay (?) 2566 1.29.2.2 skrll */ 2567 1.29.2.2 skrll enum iwm_nvm_channel_flags { 2568 1.29.2.2 skrll IWM_NVM_CHANNEL_VALID = (1 << 0), 2569 1.29.2.2 skrll IWM_NVM_CHANNEL_IBSS = (1 << 1), 2570 1.29.2.2 skrll IWM_NVM_CHANNEL_ACTIVE = (1 << 3), 2571 1.29.2.2 skrll IWM_NVM_CHANNEL_RADAR = (1 << 4), 2572 1.29.2.2 skrll IWM_NVM_CHANNEL_DFS = (1 << 7), 2573 1.29.2.2 skrll IWM_NVM_CHANNEL_WIDE = (1 << 8), 2574 1.29.2.2 skrll IWM_NVM_CHANNEL_40MHZ = (1 << 9), 2575 1.29.2.2 skrll IWM_NVM_CHANNEL_80MHZ = (1 << 10), 2576 1.29.2.2 skrll IWM_NVM_CHANNEL_160MHZ = (1 << 11), 2577 1.29.2.2 skrll }; 2578 1.29.2.2 skrll 2579 1.29.2.2 skrll static void 2580 1.29.2.2 skrll iwm_init_channel_map(struct iwm_softc *sc, const uint16_t * const nvm_ch_flags) 2581 1.29.2.2 skrll { 2582 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 2583 1.29.2.2 skrll struct iwm_nvm_data *data = &sc->sc_nvm; 2584 1.29.2.2 skrll int ch_idx; 2585 1.29.2.2 skrll struct ieee80211_channel *channel; 2586 1.29.2.2 skrll uint16_t ch_flags; 2587 1.29.2.2 skrll int is_5ghz; 2588 1.29.2.2 skrll int flags, hw_value; 2589 1.29.2.2 skrll 2590 1.29.2.2 skrll for (ch_idx = 0; ch_idx < __arraycount(iwm_nvm_channels); ch_idx++) { 2591 1.29.2.2 skrll ch_flags = le16_to_cpup(nvm_ch_flags + ch_idx); 2592 1.29.2.2 skrll 2593 1.29.2.2 skrll if (ch_idx >= IWM_NUM_2GHZ_CHANNELS && 2594 1.29.2.2 skrll !data->sku_cap_band_52GHz_enable) 2595 1.29.2.2 skrll ch_flags &= ~IWM_NVM_CHANNEL_VALID; 2596 1.29.2.2 skrll 2597 1.29.2.2 skrll if (!(ch_flags & IWM_NVM_CHANNEL_VALID)) { 2598 1.29.2.2 skrll DPRINTF(("Ch. %d Flags %x [%sGHz] - No traffic\n", 2599 1.29.2.2 skrll iwm_nvm_channels[ch_idx], 2600 1.29.2.2 skrll ch_flags, 2601 1.29.2.2 skrll (ch_idx >= IWM_NUM_2GHZ_CHANNELS) ? 2602 1.29.2.2 skrll "5.2" : "2.4")); 2603 1.29.2.2 skrll continue; 2604 1.29.2.2 skrll } 2605 1.29.2.2 skrll 2606 1.29.2.2 skrll hw_value = iwm_nvm_channels[ch_idx]; 2607 1.29.2.2 skrll channel = &ic->ic_channels[hw_value]; 2608 1.29.2.2 skrll 2609 1.29.2.2 skrll is_5ghz = ch_idx >= IWM_NUM_2GHZ_CHANNELS; 2610 1.29.2.2 skrll if (!is_5ghz) { 2611 1.29.2.2 skrll flags = IEEE80211_CHAN_2GHZ; 2612 1.29.2.2 skrll channel->ic_flags 2613 1.29.2.2 skrll = IEEE80211_CHAN_CCK 2614 1.29.2.2 skrll | IEEE80211_CHAN_OFDM 2615 1.29.2.2 skrll | IEEE80211_CHAN_DYN 2616 1.29.2.2 skrll | IEEE80211_CHAN_2GHZ; 2617 1.29.2.2 skrll } else { 2618 1.29.2.2 skrll flags = IEEE80211_CHAN_5GHZ; 2619 1.29.2.2 skrll channel->ic_flags = 2620 1.29.2.2 skrll IEEE80211_CHAN_A; 2621 1.29.2.2 skrll } 2622 1.29.2.2 skrll channel->ic_freq = ieee80211_ieee2mhz(hw_value, flags); 2623 1.29.2.2 skrll 2624 1.29.2.2 skrll if (!(ch_flags & IWM_NVM_CHANNEL_ACTIVE)) 2625 1.29.2.2 skrll channel->ic_flags |= IEEE80211_CHAN_PASSIVE; 2626 1.29.2.2 skrll } 2627 1.29.2.2 skrll } 2628 1.29.2.2 skrll 2629 1.29.2.2 skrll static int 2630 1.29.2.2 skrll iwm_parse_nvm_data(struct iwm_softc *sc, 2631 1.29.2.2 skrll const uint16_t *nvm_hw, const uint16_t *nvm_sw, 2632 1.29.2.2 skrll const uint16_t *nvm_calib, uint8_t tx_chains, uint8_t rx_chains) 2633 1.29.2.2 skrll { 2634 1.29.2.2 skrll struct iwm_nvm_data *data = &sc->sc_nvm; 2635 1.29.2.2 skrll uint8_t hw_addr[ETHER_ADDR_LEN]; 2636 1.29.2.2 skrll uint16_t radio_cfg, sku; 2637 1.29.2.2 skrll 2638 1.29.2.2 skrll data->nvm_version = le16_to_cpup(nvm_sw + IWM_NVM_VERSION); 2639 1.29.2.2 skrll 2640 1.29.2.2 skrll radio_cfg = le16_to_cpup(nvm_sw + IWM_RADIO_CFG); 2641 1.29.2.2 skrll data->radio_cfg_type = IWM_NVM_RF_CFG_TYPE_MSK(radio_cfg); 2642 1.29.2.2 skrll data->radio_cfg_step = IWM_NVM_RF_CFG_STEP_MSK(radio_cfg); 2643 1.29.2.2 skrll data->radio_cfg_dash = IWM_NVM_RF_CFG_DASH_MSK(radio_cfg); 2644 1.29.2.2 skrll data->radio_cfg_pnum = IWM_NVM_RF_CFG_PNUM_MSK(radio_cfg); 2645 1.29.2.2 skrll data->valid_tx_ant = IWM_NVM_RF_CFG_TX_ANT_MSK(radio_cfg); 2646 1.29.2.2 skrll data->valid_rx_ant = IWM_NVM_RF_CFG_RX_ANT_MSK(radio_cfg); 2647 1.29.2.2 skrll 2648 1.29.2.2 skrll sku = le16_to_cpup(nvm_sw + IWM_SKU); 2649 1.29.2.2 skrll data->sku_cap_band_24GHz_enable = sku & IWM_NVM_SKU_CAP_BAND_24GHZ; 2650 1.29.2.2 skrll data->sku_cap_band_52GHz_enable = sku & IWM_NVM_SKU_CAP_BAND_52GHZ; 2651 1.29.2.2 skrll data->sku_cap_11n_enable = 0; 2652 1.29.2.2 skrll 2653 1.29.2.2 skrll if (!data->valid_tx_ant || !data->valid_rx_ant) { 2654 1.29.2.2 skrll DPRINTF(("%s: invalid antennas (0x%x, 0x%x)\n", DEVNAME(sc), 2655 1.29.2.2 skrll data->valid_tx_ant, data->valid_rx_ant)); 2656 1.29.2.2 skrll return EINVAL; 2657 1.29.2.2 skrll } 2658 1.29.2.2 skrll 2659 1.29.2.2 skrll data->n_hw_addrs = le16_to_cpup(nvm_sw + IWM_N_HW_ADDRS); 2660 1.29.2.2 skrll 2661 1.29.2.2 skrll data->xtal_calib[0] = *(nvm_calib + IWM_XTAL_CALIB); 2662 1.29.2.2 skrll data->xtal_calib[1] = *(nvm_calib + IWM_XTAL_CALIB + 1); 2663 1.29.2.2 skrll 2664 1.29.2.2 skrll /* The byte order is little endian 16 bit, meaning 214365 */ 2665 1.29.2.2 skrll memcpy(hw_addr, nvm_hw + IWM_HW_ADDR, ETHER_ADDR_LEN); 2666 1.29.2.2 skrll data->hw_addr[0] = hw_addr[1]; 2667 1.29.2.2 skrll data->hw_addr[1] = hw_addr[0]; 2668 1.29.2.2 skrll data->hw_addr[2] = hw_addr[3]; 2669 1.29.2.2 skrll data->hw_addr[3] = hw_addr[2]; 2670 1.29.2.2 skrll data->hw_addr[4] = hw_addr[5]; 2671 1.29.2.2 skrll data->hw_addr[5] = hw_addr[4]; 2672 1.29.2.2 skrll 2673 1.29.2.2 skrll iwm_init_channel_map(sc, &nvm_sw[IWM_NVM_CHANNELS]); 2674 1.29.2.2 skrll data->calib_version = 255; /* TODO: 2675 1.29.2.2 skrll this value will prevent some checks from 2676 1.29.2.2 skrll failing, we need to check if this 2677 1.29.2.2 skrll field is still needed, and if it does, 2678 1.29.2.2 skrll where is it in the NVM */ 2679 1.29.2.2 skrll 2680 1.29.2.2 skrll return 0; 2681 1.29.2.2 skrll } 2682 1.29.2.2 skrll 2683 1.29.2.2 skrll /* 2684 1.29.2.2 skrll * END NVM PARSE 2685 1.29.2.2 skrll */ 2686 1.29.2.2 skrll 2687 1.29.2.2 skrll struct iwm_nvm_section { 2688 1.29.2.2 skrll uint16_t length; 2689 1.29.2.2 skrll const uint8_t *data; 2690 1.29.2.2 skrll }; 2691 1.29.2.2 skrll 2692 1.29.2.2 skrll #define IWM_FW_VALID_TX_ANT(sc) \ 2693 1.29.2.2 skrll ((sc->sc_fw_phy_config & IWM_FW_PHY_CFG_TX_CHAIN) \ 2694 1.29.2.2 skrll >> IWM_FW_PHY_CFG_TX_CHAIN_POS) 2695 1.29.2.2 skrll #define IWM_FW_VALID_RX_ANT(sc) \ 2696 1.29.2.2 skrll ((sc->sc_fw_phy_config & IWM_FW_PHY_CFG_RX_CHAIN) \ 2697 1.29.2.2 skrll >> IWM_FW_PHY_CFG_RX_CHAIN_POS) 2698 1.29.2.2 skrll 2699 1.29.2.2 skrll static int 2700 1.29.2.2 skrll iwm_parse_nvm_sections(struct iwm_softc *sc, struct iwm_nvm_section *sections) 2701 1.29.2.2 skrll { 2702 1.29.2.2 skrll const uint16_t *hw, *sw, *calib; 2703 1.29.2.2 skrll 2704 1.29.2.2 skrll /* Checking for required sections */ 2705 1.29.2.2 skrll if (!sections[IWM_NVM_SECTION_TYPE_SW].data || 2706 1.29.2.2 skrll !sections[IWM_NVM_SECTION_TYPE_HW].data) { 2707 1.29.2.2 skrll DPRINTF(("%s: Can't parse empty NVM sections\n", DEVNAME(sc))); 2708 1.29.2.2 skrll return ENOENT; 2709 1.29.2.2 skrll } 2710 1.29.2.2 skrll 2711 1.29.2.2 skrll hw = (const uint16_t *)sections[IWM_NVM_SECTION_TYPE_HW].data; 2712 1.29.2.2 skrll sw = (const uint16_t *)sections[IWM_NVM_SECTION_TYPE_SW].data; 2713 1.29.2.2 skrll calib = (const uint16_t *)sections[IWM_NVM_SECTION_TYPE_CALIBRATION].data; 2714 1.29.2.2 skrll return iwm_parse_nvm_data(sc, hw, sw, calib, 2715 1.29.2.2 skrll IWM_FW_VALID_TX_ANT(sc), IWM_FW_VALID_RX_ANT(sc)); 2716 1.29.2.2 skrll } 2717 1.29.2.2 skrll 2718 1.29.2.2 skrll static int 2719 1.29.2.2 skrll iwm_nvm_init(struct iwm_softc *sc) 2720 1.29.2.2 skrll { 2721 1.29.2.2 skrll struct iwm_nvm_section nvm_sections[IWM_NVM_NUM_OF_SECTIONS]; 2722 1.29.2.2 skrll int i, section, error; 2723 1.29.2.2 skrll uint16_t len; 2724 1.29.2.2 skrll uint8_t *nvm_buffer, *temp; 2725 1.29.2.2 skrll 2726 1.29.2.2 skrll /* Read From FW NVM */ 2727 1.29.2.2 skrll DPRINTF(("Read NVM\n")); 2728 1.29.2.2 skrll 2729 1.29.2.2 skrll /* TODO: find correct NVM max size for a section */ 2730 1.29.2.2 skrll nvm_buffer = kmem_alloc(IWM_OTP_LOW_IMAGE_SIZE, KM_SLEEP); 2731 1.29.2.2 skrll for (i = 0; i < __arraycount(nvm_to_read); i++) { 2732 1.29.2.2 skrll section = nvm_to_read[i]; 2733 1.29.2.2 skrll KASSERT(section <= __arraycount(nvm_sections)); 2734 1.29.2.2 skrll 2735 1.29.2.2 skrll error = iwm_nvm_read_section(sc, section, nvm_buffer, &len); 2736 1.29.2.2 skrll if (error) 2737 1.29.2.2 skrll break; 2738 1.29.2.2 skrll 2739 1.29.2.2 skrll temp = kmem_alloc(len, KM_SLEEP); 2740 1.29.2.2 skrll memcpy(temp, nvm_buffer, len); 2741 1.29.2.2 skrll nvm_sections[section].data = temp; 2742 1.29.2.2 skrll nvm_sections[section].length = len; 2743 1.29.2.2 skrll } 2744 1.29.2.2 skrll kmem_free(nvm_buffer, IWM_OTP_LOW_IMAGE_SIZE); 2745 1.29.2.2 skrll if (error) 2746 1.29.2.2 skrll return error; 2747 1.29.2.2 skrll 2748 1.29.2.2 skrll return iwm_parse_nvm_sections(sc, nvm_sections); 2749 1.29.2.2 skrll } 2750 1.29.2.2 skrll 2751 1.29.2.2 skrll /* 2752 1.29.2.2 skrll * Firmware loading gunk. This is kind of a weird hybrid between the 2753 1.29.2.2 skrll * iwn driver and the Linux iwlwifi driver. 2754 1.29.2.2 skrll */ 2755 1.29.2.2 skrll 2756 1.29.2.2 skrll static int 2757 1.29.2.2 skrll iwm_firmware_load_chunk(struct iwm_softc *sc, uint32_t dst_addr, 2758 1.29.2.2 skrll const uint8_t *section, uint32_t byte_cnt) 2759 1.29.2.2 skrll { 2760 1.29.2.2 skrll struct iwm_dma_info *dma = &sc->fw_dma; 2761 1.29.2.2 skrll int error; 2762 1.29.2.2 skrll 2763 1.29.2.2 skrll /* Copy firmware section into pre-allocated DMA-safe memory. */ 2764 1.29.2.2 skrll memcpy(dma->vaddr, section, byte_cnt); 2765 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, 2766 1.29.2.2 skrll dma->map, 0, byte_cnt, BUS_DMASYNC_PREWRITE); 2767 1.29.2.2 skrll 2768 1.29.2.2 skrll if (!iwm_nic_lock(sc)) 2769 1.29.2.2 skrll return EBUSY; 2770 1.29.2.2 skrll 2771 1.29.2.2 skrll sc->sc_fw_chunk_done = 0; 2772 1.29.2.2 skrll 2773 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TCSR_CHNL_TX_CONFIG_REG(IWM_FH_SRVC_CHNL), 2774 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE); 2775 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_SRVC_CHNL_SRAM_ADDR_REG(IWM_FH_SRVC_CHNL), 2776 1.29.2.2 skrll dst_addr); 2777 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TFDIB_CTRL0_REG(IWM_FH_SRVC_CHNL), 2778 1.29.2.2 skrll dma->paddr & IWM_FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK); 2779 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TFDIB_CTRL1_REG(IWM_FH_SRVC_CHNL), 2780 1.29.2.2 skrll (iwm_get_dma_hi_addr(dma->paddr) 2781 1.29.2.2 skrll << IWM_FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt); 2782 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TCSR_CHNL_TX_BUF_STS_REG(IWM_FH_SRVC_CHNL), 2783 1.29.2.2 skrll 1 << IWM_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM | 2784 1.29.2.2 skrll 1 << IWM_FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX | 2785 1.29.2.2 skrll IWM_FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID); 2786 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_TCSR_CHNL_TX_CONFIG_REG(IWM_FH_SRVC_CHNL), 2787 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE | 2788 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE | 2789 1.29.2.2 skrll IWM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD); 2790 1.29.2.2 skrll 2791 1.29.2.2 skrll iwm_nic_unlock(sc); 2792 1.29.2.2 skrll 2793 1.29.2.2 skrll /* wait 1s for this segment to load */ 2794 1.29.2.2 skrll while (!sc->sc_fw_chunk_done) 2795 1.29.2.2 skrll if ((error = tsleep(&sc->sc_fw, 0, "iwmfw", hz)) != 0) 2796 1.29.2.2 skrll break; 2797 1.29.2.2 skrll 2798 1.29.2.2 skrll return error; 2799 1.29.2.2 skrll } 2800 1.29.2.2 skrll 2801 1.29.2.2 skrll static int 2802 1.29.2.2 skrll iwm_load_firmware(struct iwm_softc *sc, enum iwm_ucode_type ucode_type) 2803 1.29.2.2 skrll { 2804 1.29.2.2 skrll struct iwm_fw_sects *fws; 2805 1.29.2.2 skrll int error, i, w; 2806 1.29.2.2 skrll void *data; 2807 1.29.2.2 skrll uint32_t dlen; 2808 1.29.2.2 skrll uint32_t offset; 2809 1.29.2.2 skrll 2810 1.29.2.2 skrll sc->sc_uc.uc_intr = 0; 2811 1.29.2.2 skrll 2812 1.29.2.2 skrll fws = &sc->sc_fw.fw_sects[ucode_type]; 2813 1.29.2.2 skrll for (i = 0; i < fws->fw_count; i++) { 2814 1.29.2.2 skrll data = fws->fw_sect[i].fws_data; 2815 1.29.2.2 skrll dlen = fws->fw_sect[i].fws_len; 2816 1.29.2.2 skrll offset = fws->fw_sect[i].fws_devoff; 2817 1.29.2.2 skrll DPRINTF(("LOAD FIRMWARE type %d offset %u len %d\n", 2818 1.29.2.2 skrll ucode_type, offset, dlen)); 2819 1.29.2.2 skrll error = iwm_firmware_load_chunk(sc, offset, data, dlen); 2820 1.29.2.2 skrll if (error) { 2821 1.29.2.2 skrll DPRINTF(("iwm_firmware_load_chunk() chunk %u of %u " 2822 1.29.2.2 skrll "returned error %02d\n", i, fws->fw_count, error)); 2823 1.29.2.2 skrll return error; 2824 1.29.2.2 skrll } 2825 1.29.2.2 skrll } 2826 1.29.2.2 skrll 2827 1.29.2.2 skrll /* wait for the firmware to load */ 2828 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_RESET, 0); 2829 1.29.2.2 skrll 2830 1.29.2.2 skrll for (w = 0; !sc->sc_uc.uc_intr && w < 10; w++) { 2831 1.29.2.2 skrll error = tsleep(&sc->sc_uc, 0, "iwmuc", hz/10); 2832 1.29.2.2 skrll } 2833 1.29.2.2 skrll 2834 1.29.2.2 skrll return error; 2835 1.29.2.2 skrll } 2836 1.29.2.2 skrll 2837 1.29.2.2 skrll /* iwlwifi: pcie/trans.c */ 2838 1.29.2.2 skrll static int 2839 1.29.2.2 skrll iwm_start_fw(struct iwm_softc *sc, enum iwm_ucode_type ucode_type) 2840 1.29.2.2 skrll { 2841 1.29.2.2 skrll int error; 2842 1.29.2.2 skrll 2843 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, ~0); 2844 1.29.2.2 skrll 2845 1.29.2.2 skrll if ((error = iwm_nic_init(sc)) != 0) { 2846 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "Unable to init nic\n"); 2847 1.29.2.2 skrll return error; 2848 1.29.2.2 skrll } 2849 1.29.2.2 skrll 2850 1.29.2.2 skrll /* make sure rfkill handshake bits are cleared */ 2851 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_UCODE_DRV_GP1_CLR, IWM_CSR_UCODE_SW_BIT_RFKILL); 2852 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_UCODE_DRV_GP1_CLR, 2853 1.29.2.2 skrll IWM_CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED); 2854 1.29.2.2 skrll 2855 1.29.2.2 skrll /* clear (again), then enable host interrupts */ 2856 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, ~0); 2857 1.29.2.2 skrll iwm_enable_interrupts(sc); 2858 1.29.2.2 skrll 2859 1.29.2.2 skrll /* really make sure rfkill handshake bits are cleared */ 2860 1.29.2.2 skrll /* maybe we should write a few times more? just to make sure */ 2861 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_UCODE_DRV_GP1_CLR, IWM_CSR_UCODE_SW_BIT_RFKILL); 2862 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_UCODE_DRV_GP1_CLR, IWM_CSR_UCODE_SW_BIT_RFKILL); 2863 1.29.2.2 skrll 2864 1.29.2.2 skrll /* Load the given image to the HW */ 2865 1.29.2.2 skrll error = iwm_load_firmware(sc, ucode_type); 2866 1.29.2.2 skrll if (error) { 2867 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "failed to load firmware: %d\n", 2868 1.29.2.2 skrll error); 2869 1.29.2.2 skrll } 2870 1.29.2.2 skrll return error; 2871 1.29.2.2 skrll } 2872 1.29.2.2 skrll 2873 1.29.2.2 skrll static int 2874 1.29.2.2 skrll iwm_fw_alive(struct iwm_softc *sc, uint32_t sched_base) 2875 1.29.2.2 skrll { 2876 1.29.2.2 skrll return iwm_post_alive(sc); 2877 1.29.2.2 skrll } 2878 1.29.2.2 skrll 2879 1.29.2.2 skrll static int 2880 1.29.2.2 skrll iwm_send_tx_ant_cfg(struct iwm_softc *sc, uint8_t valid_tx_ant) 2881 1.29.2.2 skrll { 2882 1.29.2.2 skrll struct iwm_tx_ant_cfg_cmd tx_ant_cmd = { 2883 1.29.2.2 skrll .valid = htole32(valid_tx_ant), 2884 1.29.2.2 skrll }; 2885 1.29.2.2 skrll 2886 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu(sc, IWM_TX_ANT_CONFIGURATION_CMD, 2887 1.29.2.2 skrll IWM_CMD_SYNC, sizeof(tx_ant_cmd), &tx_ant_cmd); 2888 1.29.2.2 skrll } 2889 1.29.2.2 skrll 2890 1.29.2.2 skrll /* iwlwifi: mvm/fw.c */ 2891 1.29.2.2 skrll static int 2892 1.29.2.2 skrll iwm_send_phy_cfg_cmd(struct iwm_softc *sc) 2893 1.29.2.2 skrll { 2894 1.29.2.2 skrll struct iwm_phy_cfg_cmd phy_cfg_cmd; 2895 1.29.2.2 skrll enum iwm_ucode_type ucode_type = sc->sc_uc_current; 2896 1.29.2.2 skrll 2897 1.29.2.2 skrll /* Set parameters */ 2898 1.29.2.2 skrll phy_cfg_cmd.phy_cfg = htole32(sc->sc_fw_phy_config); 2899 1.29.2.2 skrll phy_cfg_cmd.calib_control.event_trigger = 2900 1.29.2.2 skrll sc->sc_default_calib[ucode_type].event_trigger; 2901 1.29.2.2 skrll phy_cfg_cmd.calib_control.flow_trigger = 2902 1.29.2.2 skrll sc->sc_default_calib[ucode_type].flow_trigger; 2903 1.29.2.2 skrll 2904 1.29.2.2 skrll DPRINTFN(10, ("Sending Phy CFG command: 0x%x\n", phy_cfg_cmd.phy_cfg)); 2905 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu(sc, IWM_PHY_CONFIGURATION_CMD, IWM_CMD_SYNC, 2906 1.29.2.2 skrll sizeof(phy_cfg_cmd), &phy_cfg_cmd); 2907 1.29.2.2 skrll } 2908 1.29.2.2 skrll 2909 1.29.2.2 skrll static int 2910 1.29.2.2 skrll iwm_mvm_load_ucode_wait_alive(struct iwm_softc *sc, 2911 1.29.2.2 skrll enum iwm_ucode_type ucode_type) 2912 1.29.2.2 skrll { 2913 1.29.2.2 skrll enum iwm_ucode_type old_type = sc->sc_uc_current; 2914 1.29.2.2 skrll int error; 2915 1.29.2.2 skrll 2916 1.29.2.2 skrll if ((error = iwm_read_firmware(sc)) != 0) 2917 1.29.2.2 skrll return error; 2918 1.29.2.2 skrll 2919 1.29.2.2 skrll sc->sc_uc_current = ucode_type; 2920 1.29.2.2 skrll error = iwm_start_fw(sc, ucode_type); 2921 1.29.2.2 skrll if (error) { 2922 1.29.2.2 skrll sc->sc_uc_current = old_type; 2923 1.29.2.2 skrll return error; 2924 1.29.2.2 skrll } 2925 1.29.2.2 skrll 2926 1.29.2.2 skrll return iwm_fw_alive(sc, sc->sched_base); 2927 1.29.2.2 skrll } 2928 1.29.2.2 skrll 2929 1.29.2.2 skrll /* 2930 1.29.2.2 skrll * mvm misc bits 2931 1.29.2.2 skrll */ 2932 1.29.2.2 skrll 2933 1.29.2.2 skrll /* 2934 1.29.2.2 skrll * follows iwlwifi/fw.c 2935 1.29.2.2 skrll */ 2936 1.29.2.2 skrll static int 2937 1.29.2.2 skrll iwm_run_init_mvm_ucode(struct iwm_softc *sc, int justnvm) 2938 1.29.2.2 skrll { 2939 1.29.2.2 skrll int error; 2940 1.29.2.2 skrll 2941 1.29.2.2 skrll /* do not operate with rfkill switch turned on */ 2942 1.29.2.2 skrll if ((sc->sc_flags & IWM_FLAG_RFKILL) && !justnvm) { 2943 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 2944 1.29.2.2 skrll "radio is disabled by hardware switch\n"); 2945 1.29.2.2 skrll return EPERM; 2946 1.29.2.2 skrll } 2947 1.29.2.2 skrll 2948 1.29.2.2 skrll sc->sc_init_complete = 0; 2949 1.29.2.2 skrll if ((error = iwm_mvm_load_ucode_wait_alive(sc, 2950 1.29.2.2 skrll IWM_UCODE_TYPE_INIT)) != 0) 2951 1.29.2.2 skrll return error; 2952 1.29.2.2 skrll 2953 1.29.2.2 skrll if (justnvm) { 2954 1.29.2.2 skrll if ((error = iwm_nvm_init(sc)) != 0) { 2955 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "failed to read nvm\n"); 2956 1.29.2.2 skrll return error; 2957 1.29.2.2 skrll } 2958 1.29.2.2 skrll memcpy(&sc->sc_ic.ic_myaddr, 2959 1.29.2.2 skrll &sc->sc_nvm.hw_addr, ETHER_ADDR_LEN); 2960 1.29.2.2 skrll 2961 1.29.2.2 skrll sc->sc_scan_cmd_len = sizeof(struct iwm_scan_cmd) 2962 1.29.2.2 skrll + sc->sc_capa_max_probe_len 2963 1.29.2.2 skrll + IWM_MAX_NUM_SCAN_CHANNELS 2964 1.29.2.2 skrll * sizeof(struct iwm_scan_channel); 2965 1.29.2.2 skrll sc->sc_scan_cmd = kmem_alloc(sc->sc_scan_cmd_len, KM_SLEEP); 2966 1.29.2.2 skrll 2967 1.29.2.2 skrll return 0; 2968 1.29.2.2 skrll } 2969 1.29.2.2 skrll 2970 1.29.2.2 skrll /* Send TX valid antennas before triggering calibrations */ 2971 1.29.2.2 skrll if ((error = iwm_send_tx_ant_cfg(sc, IWM_FW_VALID_TX_ANT(sc))) != 0) 2972 1.29.2.2 skrll return error; 2973 1.29.2.2 skrll 2974 1.29.2.2 skrll /* 2975 1.29.2.2 skrll * Send phy configurations command to init uCode 2976 1.29.2.2 skrll * to start the 16.0 uCode init image internal calibrations. 2977 1.29.2.2 skrll */ 2978 1.29.2.2 skrll if ((error = iwm_send_phy_cfg_cmd(sc)) != 0 ) { 2979 1.29.2.2 skrll DPRINTF(("%s: failed to run internal calibration: %d\n", 2980 1.29.2.2 skrll DEVNAME(sc), error)); 2981 1.29.2.2 skrll return error; 2982 1.29.2.2 skrll } 2983 1.29.2.2 skrll 2984 1.29.2.2 skrll /* 2985 1.29.2.2 skrll * Nothing to do but wait for the init complete notification 2986 1.29.2.2 skrll * from the firmware 2987 1.29.2.2 skrll */ 2988 1.29.2.2 skrll while (!sc->sc_init_complete) 2989 1.29.2.2 skrll if ((error = tsleep(&sc->sc_init_complete, 2990 1.29.2.2 skrll 0, "iwminit", 2*hz)) != 0) 2991 1.29.2.2 skrll break; 2992 1.29.2.2 skrll 2993 1.29.2.2 skrll return error; 2994 1.29.2.2 skrll } 2995 1.29.2.2 skrll 2996 1.29.2.2 skrll /* 2997 1.29.2.2 skrll * receive side 2998 1.29.2.2 skrll */ 2999 1.29.2.2 skrll 3000 1.29.2.2 skrll /* (re)stock rx ring, called at init-time and at runtime */ 3001 1.29.2.2 skrll static int 3002 1.29.2.2 skrll iwm_rx_addbuf(struct iwm_softc *sc, int size, int idx) 3003 1.29.2.2 skrll { 3004 1.29.2.2 skrll struct iwm_rx_ring *ring = &sc->rxq; 3005 1.29.2.2 skrll struct iwm_rx_data *data = &ring->data[idx]; 3006 1.29.2.2 skrll struct mbuf *m; 3007 1.29.2.2 skrll int error; 3008 1.29.2.2 skrll int fatal = 0; 3009 1.29.2.2 skrll 3010 1.29.2.2 skrll m = m_gethdr(M_DONTWAIT, MT_DATA); 3011 1.29.2.2 skrll if (m == NULL) 3012 1.29.2.2 skrll return ENOBUFS; 3013 1.29.2.2 skrll 3014 1.29.2.2 skrll if (size <= MCLBYTES) { 3015 1.29.2.2 skrll MCLGET(m, M_DONTWAIT); 3016 1.29.2.2 skrll } else { 3017 1.29.2.2 skrll MEXTMALLOC(m, IWM_RBUF_SIZE, M_DONTWAIT); 3018 1.29.2.2 skrll } 3019 1.29.2.2 skrll if ((m->m_flags & M_EXT) == 0) { 3020 1.29.2.2 skrll m_freem(m); 3021 1.29.2.2 skrll return ENOBUFS; 3022 1.29.2.2 skrll } 3023 1.29.2.2 skrll 3024 1.29.2.2 skrll if (data->m != NULL) { 3025 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, data->map); 3026 1.29.2.2 skrll fatal = 1; 3027 1.29.2.2 skrll } 3028 1.29.2.2 skrll 3029 1.29.2.2 skrll m->m_len = m->m_pkthdr.len = m->m_ext.ext_size; 3030 1.29.2.2 skrll if ((error = bus_dmamap_load_mbuf(sc->sc_dmat, data->map, m, 3031 1.29.2.2 skrll BUS_DMA_READ|BUS_DMA_NOWAIT)) != 0) { 3032 1.29.2.2 skrll /* XXX */ 3033 1.29.2.2 skrll if (fatal) 3034 1.29.2.2 skrll panic("iwm: could not load RX mbuf"); 3035 1.29.2.2 skrll m_freem(m); 3036 1.29.2.2 skrll return error; 3037 1.29.2.2 skrll } 3038 1.29.2.2 skrll data->m = m; 3039 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, size, BUS_DMASYNC_PREREAD); 3040 1.29.2.2 skrll 3041 1.29.2.2 skrll /* Update RX descriptor. */ 3042 1.29.2.2 skrll ring->desc[idx] = htole32(data->map->dm_segs[0].ds_addr >> 8); 3043 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->desc_dma.map, 3044 1.29.2.2 skrll idx * sizeof(uint32_t), sizeof(uint32_t), BUS_DMASYNC_PREWRITE); 3045 1.29.2.2 skrll 3046 1.29.2.2 skrll return 0; 3047 1.29.2.2 skrll } 3048 1.29.2.2 skrll 3049 1.29.2.2 skrll /* iwlwifi: mvm/rx.c */ 3050 1.29.2.2 skrll #define IWM_RSSI_OFFSET 50 3051 1.29.2.2 skrll static int 3052 1.29.2.2 skrll iwm_mvm_calc_rssi(struct iwm_softc *sc, struct iwm_rx_phy_info *phy_info) 3053 1.29.2.2 skrll { 3054 1.29.2.2 skrll int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm; 3055 1.29.2.2 skrll uint32_t agc_a, agc_b; 3056 1.29.2.2 skrll uint32_t val; 3057 1.29.2.2 skrll 3058 1.29.2.2 skrll val = le32toh(phy_info->non_cfg_phy[IWM_RX_INFO_AGC_IDX]); 3059 1.29.2.2 skrll agc_a = (val & IWM_OFDM_AGC_A_MSK) >> IWM_OFDM_AGC_A_POS; 3060 1.29.2.2 skrll agc_b = (val & IWM_OFDM_AGC_B_MSK) >> IWM_OFDM_AGC_B_POS; 3061 1.29.2.2 skrll 3062 1.29.2.2 skrll val = le32toh(phy_info->non_cfg_phy[IWM_RX_INFO_RSSI_AB_IDX]); 3063 1.29.2.2 skrll rssi_a = (val & IWM_OFDM_RSSI_INBAND_A_MSK) >> IWM_OFDM_RSSI_A_POS; 3064 1.29.2.2 skrll rssi_b = (val & IWM_OFDM_RSSI_INBAND_B_MSK) >> IWM_OFDM_RSSI_B_POS; 3065 1.29.2.2 skrll 3066 1.29.2.2 skrll /* 3067 1.29.2.2 skrll * dBm = rssi dB - agc dB - constant. 3068 1.29.2.2 skrll * Higher AGC (higher radio gain) means lower signal. 3069 1.29.2.2 skrll */ 3070 1.29.2.2 skrll rssi_a_dbm = rssi_a - IWM_RSSI_OFFSET - agc_a; 3071 1.29.2.2 skrll rssi_b_dbm = rssi_b - IWM_RSSI_OFFSET - agc_b; 3072 1.29.2.2 skrll max_rssi_dbm = MAX(rssi_a_dbm, rssi_b_dbm); 3073 1.29.2.2 skrll 3074 1.29.2.2 skrll DPRINTF(("Rssi In A %d B %d Max %d AGCA %d AGCB %d\n", 3075 1.29.2.2 skrll rssi_a_dbm, rssi_b_dbm, max_rssi_dbm, agc_a, agc_b)); 3076 1.29.2.2 skrll 3077 1.29.2.2 skrll return max_rssi_dbm; 3078 1.29.2.2 skrll } 3079 1.29.2.2 skrll 3080 1.29.2.2 skrll /* iwlwifi: mvm/rx.c */ 3081 1.29.2.2 skrll /* 3082 1.29.2.2 skrll * iwm_mvm_get_signal_strength - use new rx PHY INFO API 3083 1.29.2.2 skrll * values are reported by the fw as positive values - need to negate 3084 1.29.2.2 skrll * to obtain their dBM. Account for missing antennas by replacing 0 3085 1.29.2.2 skrll * values by -256dBm: practically 0 power and a non-feasible 8 bit value. 3086 1.29.2.2 skrll */ 3087 1.29.2.2 skrll static int 3088 1.29.2.2 skrll iwm_mvm_get_signal_strength(struct iwm_softc *sc, 3089 1.29.2.2 skrll struct iwm_rx_phy_info *phy_info) 3090 1.29.2.2 skrll { 3091 1.29.2.2 skrll int energy_a, energy_b, energy_c, max_energy; 3092 1.29.2.2 skrll uint32_t val; 3093 1.29.2.2 skrll 3094 1.29.2.2 skrll val = le32toh(phy_info->non_cfg_phy[IWM_RX_INFO_ENERGY_ANT_ABC_IDX]); 3095 1.29.2.2 skrll energy_a = (val & IWM_RX_INFO_ENERGY_ANT_A_MSK) >> 3096 1.29.2.2 skrll IWM_RX_INFO_ENERGY_ANT_A_POS; 3097 1.29.2.2 skrll energy_a = energy_a ? -energy_a : -256; 3098 1.29.2.2 skrll energy_b = (val & IWM_RX_INFO_ENERGY_ANT_B_MSK) >> 3099 1.29.2.2 skrll IWM_RX_INFO_ENERGY_ANT_B_POS; 3100 1.29.2.2 skrll energy_b = energy_b ? -energy_b : -256; 3101 1.29.2.2 skrll energy_c = (val & IWM_RX_INFO_ENERGY_ANT_C_MSK) >> 3102 1.29.2.2 skrll IWM_RX_INFO_ENERGY_ANT_C_POS; 3103 1.29.2.2 skrll energy_c = energy_c ? -energy_c : -256; 3104 1.29.2.2 skrll max_energy = MAX(energy_a, energy_b); 3105 1.29.2.2 skrll max_energy = MAX(max_energy, energy_c); 3106 1.29.2.2 skrll 3107 1.29.2.2 skrll DPRINTFN(12, ("energy In A %d B %d C %d, and max %d\n", 3108 1.29.2.2 skrll energy_a, energy_b, energy_c, max_energy)); 3109 1.29.2.2 skrll 3110 1.29.2.2 skrll return max_energy; 3111 1.29.2.2 skrll } 3112 1.29.2.2 skrll 3113 1.29.2.2 skrll static void 3114 1.29.2.2 skrll iwm_mvm_rx_rx_phy_cmd(struct iwm_softc *sc, 3115 1.29.2.2 skrll struct iwm_rx_packet *pkt, struct iwm_rx_data *data) 3116 1.29.2.2 skrll { 3117 1.29.2.2 skrll struct iwm_rx_phy_info *phy_info = (void *)pkt->data; 3118 1.29.2.2 skrll 3119 1.29.2.2 skrll DPRINTFN(20, ("received PHY stats\n")); 3120 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, sizeof(*pkt), 3121 1.29.2.2 skrll sizeof(*phy_info), BUS_DMASYNC_POSTREAD); 3122 1.29.2.2 skrll 3123 1.29.2.2 skrll memcpy(&sc->sc_last_phy_info, phy_info, sizeof(sc->sc_last_phy_info)); 3124 1.29.2.2 skrll } 3125 1.29.2.2 skrll 3126 1.29.2.2 skrll /* 3127 1.29.2.2 skrll * Retrieve the average noise (in dBm) among receivers. 3128 1.29.2.2 skrll */ 3129 1.29.2.2 skrll static int 3130 1.29.2.2 skrll iwm_get_noise(const struct iwm_mvm_statistics_rx_non_phy *stats) 3131 1.29.2.2 skrll { 3132 1.29.2.2 skrll int i, total, nbant, noise; 3133 1.29.2.2 skrll 3134 1.29.2.2 skrll total = nbant = noise = 0; 3135 1.29.2.2 skrll for (i = 0; i < 3; i++) { 3136 1.29.2.2 skrll noise = le32toh(stats->beacon_silence_rssi[i]) & 0xff; 3137 1.29.2.2 skrll if (noise) { 3138 1.29.2.2 skrll total += noise; 3139 1.29.2.2 skrll nbant++; 3140 1.29.2.2 skrll } 3141 1.29.2.2 skrll } 3142 1.29.2.2 skrll 3143 1.29.2.2 skrll /* There should be at least one antenna but check anyway. */ 3144 1.29.2.2 skrll return (nbant == 0) ? -127 : (total / nbant) - 107; 3145 1.29.2.2 skrll } 3146 1.29.2.2 skrll 3147 1.29.2.2 skrll /* 3148 1.29.2.2 skrll * iwm_mvm_rx_rx_mpdu - IWM_REPLY_RX_MPDU_CMD handler 3149 1.29.2.2 skrll * 3150 1.29.2.2 skrll * Handles the actual data of the Rx packet from the fw 3151 1.29.2.2 skrll */ 3152 1.29.2.2 skrll static void 3153 1.29.2.2 skrll iwm_mvm_rx_rx_mpdu(struct iwm_softc *sc, 3154 1.29.2.2 skrll struct iwm_rx_packet *pkt, struct iwm_rx_data *data) 3155 1.29.2.2 skrll { 3156 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3157 1.29.2.2 skrll struct ieee80211_frame *wh; 3158 1.29.2.2 skrll struct ieee80211_node *ni; 3159 1.29.2.2 skrll struct ieee80211_channel *c = NULL; 3160 1.29.2.2 skrll struct mbuf *m; 3161 1.29.2.2 skrll struct iwm_rx_phy_info *phy_info; 3162 1.29.2.2 skrll struct iwm_rx_mpdu_res_start *rx_res; 3163 1.29.2.2 skrll int device_timestamp; 3164 1.29.2.2 skrll uint32_t len; 3165 1.29.2.2 skrll uint32_t rx_pkt_status; 3166 1.29.2.2 skrll int rssi; 3167 1.29.2.2 skrll 3168 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, IWM_RBUF_SIZE, 3169 1.29.2.2 skrll BUS_DMASYNC_POSTREAD); 3170 1.29.2.2 skrll 3171 1.29.2.2 skrll phy_info = &sc->sc_last_phy_info; 3172 1.29.2.2 skrll rx_res = (struct iwm_rx_mpdu_res_start *)pkt->data; 3173 1.29.2.2 skrll wh = (struct ieee80211_frame *)(pkt->data + sizeof(*rx_res)); 3174 1.29.2.2 skrll len = le16toh(rx_res->byte_count); 3175 1.29.2.2 skrll rx_pkt_status = le32toh(*(uint32_t *)(pkt->data + sizeof(*rx_res) + len)); 3176 1.29.2.2 skrll 3177 1.29.2.2 skrll m = data->m; 3178 1.29.2.2 skrll m->m_data = pkt->data + sizeof(*rx_res); 3179 1.29.2.2 skrll m->m_pkthdr.len = m->m_len = len; 3180 1.29.2.2 skrll 3181 1.29.2.2 skrll if (__predict_false(phy_info->cfg_phy_cnt > 20)) { 3182 1.29.2.2 skrll DPRINTF(("dsp size out of range [0,20]: %d\n", 3183 1.29.2.2 skrll phy_info->cfg_phy_cnt)); 3184 1.29.2.2 skrll return; 3185 1.29.2.2 skrll } 3186 1.29.2.2 skrll 3187 1.29.2.2 skrll if (!(rx_pkt_status & IWM_RX_MPDU_RES_STATUS_CRC_OK) || 3188 1.29.2.2 skrll !(rx_pkt_status & IWM_RX_MPDU_RES_STATUS_OVERRUN_OK)) { 3189 1.29.2.2 skrll DPRINTF(("Bad CRC or FIFO: 0x%08X.\n", rx_pkt_status)); 3190 1.29.2.2 skrll return; /* drop */ 3191 1.29.2.2 skrll } 3192 1.29.2.2 skrll 3193 1.29.2.2 skrll device_timestamp = le32toh(phy_info->system_timestamp); 3194 1.29.2.2 skrll 3195 1.29.2.2 skrll if (sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_RX_ENERGY_API) { 3196 1.29.2.2 skrll rssi = iwm_mvm_get_signal_strength(sc, phy_info); 3197 1.29.2.2 skrll } else { 3198 1.29.2.2 skrll rssi = iwm_mvm_calc_rssi(sc, phy_info); 3199 1.29.2.2 skrll } 3200 1.29.2.2 skrll rssi = -rssi; 3201 1.29.2.2 skrll 3202 1.29.2.2 skrll if (ic->ic_state == IEEE80211_S_SCAN) 3203 1.29.2.2 skrll iwm_fix_channel(ic, m); 3204 1.29.2.2 skrll 3205 1.29.2.2 skrll /* replenish ring for the buffer we're going to feed to the sharks */ 3206 1.29.2.2 skrll if (iwm_rx_addbuf(sc, IWM_RBUF_SIZE, sc->rxq.cur) != 0) 3207 1.29.2.2 skrll return; 3208 1.29.2.2 skrll 3209 1.29.2.2 skrll m->m_pkthdr.rcvif = IC2IFP(ic); 3210 1.29.2.2 skrll 3211 1.29.2.2 skrll if (sc->sc_scanband == IEEE80211_CHAN_5GHZ) { 3212 1.29.2.2 skrll if (le32toh(phy_info->channel) < __arraycount(ic->ic_channels)) 3213 1.29.2.2 skrll c = &ic->ic_channels[le32toh(phy_info->channel)]; 3214 1.29.2.2 skrll } 3215 1.29.2.2 skrll 3216 1.29.2.2 skrll ni = ieee80211_find_rxnode(ic, (struct ieee80211_frame_min *)wh); 3217 1.29.2.2 skrll if (c) 3218 1.29.2.2 skrll ni->ni_chan = c; 3219 1.29.2.2 skrll 3220 1.29.2.2 skrll if (sc->sc_drvbpf != NULL) { 3221 1.29.2.2 skrll struct iwm_rx_radiotap_header *tap = &sc->sc_rxtap; 3222 1.29.2.2 skrll 3223 1.29.2.2 skrll tap->wr_flags = 0; 3224 1.29.2.2 skrll if (phy_info->phy_flags & htole16(IWM_PHY_INFO_FLAG_SHPREAMBLE)) 3225 1.29.2.2 skrll tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; 3226 1.29.2.2 skrll tap->wr_chan_freq = 3227 1.29.2.2 skrll htole16(ic->ic_channels[phy_info->channel].ic_freq); 3228 1.29.2.2 skrll tap->wr_chan_flags = 3229 1.29.2.2 skrll htole16(ic->ic_channels[phy_info->channel].ic_flags); 3230 1.29.2.2 skrll tap->wr_dbm_antsignal = (int8_t)rssi; 3231 1.29.2.2 skrll tap->wr_dbm_antnoise = (int8_t)sc->sc_noise; 3232 1.29.2.2 skrll tap->wr_tsft = phy_info->system_timestamp; 3233 1.29.2.2 skrll switch (phy_info->rate) { 3234 1.29.2.2 skrll /* CCK rates. */ 3235 1.29.2.2 skrll case 10: tap->wr_rate = 2; break; 3236 1.29.2.2 skrll case 20: tap->wr_rate = 4; break; 3237 1.29.2.2 skrll case 55: tap->wr_rate = 11; break; 3238 1.29.2.2 skrll case 110: tap->wr_rate = 22; break; 3239 1.29.2.2 skrll /* OFDM rates. */ 3240 1.29.2.2 skrll case 0xd: tap->wr_rate = 12; break; 3241 1.29.2.2 skrll case 0xf: tap->wr_rate = 18; break; 3242 1.29.2.2 skrll case 0x5: tap->wr_rate = 24; break; 3243 1.29.2.2 skrll case 0x7: tap->wr_rate = 36; break; 3244 1.29.2.2 skrll case 0x9: tap->wr_rate = 48; break; 3245 1.29.2.2 skrll case 0xb: tap->wr_rate = 72; break; 3246 1.29.2.2 skrll case 0x1: tap->wr_rate = 96; break; 3247 1.29.2.2 skrll case 0x3: tap->wr_rate = 108; break; 3248 1.29.2.2 skrll /* Unknown rate: should not happen. */ 3249 1.29.2.2 skrll default: tap->wr_rate = 0; 3250 1.29.2.2 skrll } 3251 1.29.2.2 skrll 3252 1.29.2.2 skrll bpf_mtap2(sc->sc_drvbpf, tap, sc->sc_rxtap_len, m); 3253 1.29.2.2 skrll } 3254 1.29.2.2 skrll ieee80211_input(ic, m, ni, rssi, device_timestamp); 3255 1.29.2.2 skrll ieee80211_free_node(ni); 3256 1.29.2.2 skrll } 3257 1.29.2.2 skrll 3258 1.29.2.2 skrll static void 3259 1.29.2.2 skrll iwm_mvm_rx_tx_cmd_single(struct iwm_softc *sc, struct iwm_rx_packet *pkt, 3260 1.29.2.2 skrll struct iwm_node *in) 3261 1.29.2.2 skrll { 3262 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3263 1.29.2.2 skrll struct ifnet *ifp = IC2IFP(ic); 3264 1.29.2.2 skrll struct iwm_mvm_tx_resp *tx_resp = (void *)pkt->data; 3265 1.29.2.2 skrll int status = le16toh(tx_resp->status.status) & IWM_TX_STATUS_MSK; 3266 1.29.2.2 skrll int failack = tx_resp->failure_frame; 3267 1.29.2.2 skrll 3268 1.29.2.2 skrll KASSERT(tx_resp->frame_count == 1); 3269 1.29.2.2 skrll 3270 1.29.2.2 skrll /* Update rate control statistics. */ 3271 1.29.2.2 skrll in->in_amn.amn_txcnt++; 3272 1.29.2.2 skrll if (failack > 0) { 3273 1.29.2.2 skrll in->in_amn.amn_retrycnt++; 3274 1.29.2.2 skrll } 3275 1.29.2.2 skrll 3276 1.29.2.2 skrll if (status != IWM_TX_STATUS_SUCCESS && 3277 1.29.2.2 skrll status != IWM_TX_STATUS_DIRECT_DONE) 3278 1.29.2.2 skrll ifp->if_oerrors++; 3279 1.29.2.2 skrll else 3280 1.29.2.2 skrll ifp->if_opackets++; 3281 1.29.2.2 skrll } 3282 1.29.2.2 skrll 3283 1.29.2.2 skrll static void 3284 1.29.2.2 skrll iwm_mvm_rx_tx_cmd(struct iwm_softc *sc, 3285 1.29.2.2 skrll struct iwm_rx_packet *pkt, struct iwm_rx_data *data) 3286 1.29.2.2 skrll { 3287 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3288 1.29.2.2 skrll struct ifnet *ifp = IC2IFP(ic); 3289 1.29.2.2 skrll struct iwm_cmd_header *cmd_hdr = &pkt->hdr; 3290 1.29.2.2 skrll int idx = cmd_hdr->idx; 3291 1.29.2.2 skrll int qid = cmd_hdr->qid; 3292 1.29.2.2 skrll struct iwm_tx_ring *ring = &sc->txq[qid]; 3293 1.29.2.2 skrll struct iwm_tx_data *txd = &ring->data[idx]; 3294 1.29.2.2 skrll struct iwm_node *in = txd->in; 3295 1.29.2.2 skrll 3296 1.29.2.2 skrll if (txd->done) { 3297 1.29.2.2 skrll DPRINTF(("%s: got tx interrupt that's already been handled!\n", 3298 1.29.2.2 skrll DEVNAME(sc))); 3299 1.29.2.2 skrll return; 3300 1.29.2.2 skrll } 3301 1.29.2.2 skrll 3302 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, IWM_RBUF_SIZE, 3303 1.29.2.2 skrll BUS_DMASYNC_POSTREAD); 3304 1.29.2.2 skrll 3305 1.29.2.2 skrll sc->sc_tx_timer = 0; 3306 1.29.2.2 skrll 3307 1.29.2.2 skrll iwm_mvm_rx_tx_cmd_single(sc, pkt, in); 3308 1.29.2.2 skrll 3309 1.29.2.2 skrll /* Unmap and free mbuf. */ 3310 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, txd->map, 0, txd->map->dm_mapsize, 3311 1.29.2.2 skrll BUS_DMASYNC_POSTWRITE); 3312 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, txd->map); 3313 1.29.2.2 skrll m_freem(txd->m); 3314 1.29.2.2 skrll 3315 1.29.2.2 skrll DPRINTFN(8, ("free txd %p, in %p\n", txd, txd->in)); 3316 1.29.2.2 skrll KASSERT(txd->done == 0); 3317 1.29.2.2 skrll txd->done = 1; 3318 1.29.2.2 skrll KASSERT(txd->in); 3319 1.29.2.2 skrll 3320 1.29.2.2 skrll txd->m = NULL; 3321 1.29.2.2 skrll txd->in = NULL; 3322 1.29.2.2 skrll ieee80211_free_node(&in->in_ni); 3323 1.29.2.2 skrll 3324 1.29.2.2 skrll if (--ring->queued < IWM_TX_RING_LOMARK) { 3325 1.29.2.2 skrll sc->qfullmsk &= ~(1 << ring->qid); 3326 1.29.2.2 skrll if (sc->qfullmsk == 0 && (ifp->if_flags & IFF_OACTIVE)) { 3327 1.29.2.2 skrll ifp->if_flags &= ~IFF_OACTIVE; 3328 1.29.2.2 skrll /* 3329 1.29.2.2 skrll * Well, we're in interrupt context, but then again 3330 1.29.2.2 skrll * I guess net80211 does all sorts of stunts in 3331 1.29.2.2 skrll * interrupt context, so maybe this is no biggie. 3332 1.29.2.2 skrll */ 3333 1.29.2.2 skrll (*ifp->if_start)(ifp); 3334 1.29.2.2 skrll } 3335 1.29.2.2 skrll } 3336 1.29.2.2 skrll } 3337 1.29.2.2 skrll 3338 1.29.2.2 skrll /* 3339 1.29.2.2 skrll * BEGIN iwlwifi/mvm/binding.c 3340 1.29.2.2 skrll */ 3341 1.29.2.2 skrll 3342 1.29.2.2 skrll static int 3343 1.29.2.2 skrll iwm_mvm_binding_cmd(struct iwm_softc *sc, struct iwm_node *in, uint32_t action) 3344 1.29.2.2 skrll { 3345 1.29.2.2 skrll struct iwm_binding_cmd cmd; 3346 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *phyctxt = in->in_phyctxt; 3347 1.29.2.2 skrll int i, ret; 3348 1.29.2.2 skrll uint32_t status; 3349 1.29.2.2 skrll 3350 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 3351 1.29.2.2 skrll 3352 1.29.2.2 skrll cmd.id_and_color 3353 1.29.2.2 skrll = htole32(IWM_FW_CMD_ID_AND_COLOR(phyctxt->id, phyctxt->color)); 3354 1.29.2.2 skrll cmd.action = htole32(action); 3355 1.29.2.2 skrll cmd.phy = htole32(IWM_FW_CMD_ID_AND_COLOR(phyctxt->id, phyctxt->color)); 3356 1.29.2.2 skrll 3357 1.29.2.2 skrll cmd.macs[0] = htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, in->in_color)); 3358 1.29.2.2 skrll for (i = 1; i < IWM_MAX_MACS_IN_BINDING; i++) 3359 1.29.2.2 skrll cmd.macs[i] = htole32(IWM_FW_CTXT_INVALID); 3360 1.29.2.2 skrll 3361 1.29.2.2 skrll status = 0; 3362 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu_status(sc, IWM_BINDING_CONTEXT_CMD, 3363 1.29.2.2 skrll sizeof(cmd), &cmd, &status); 3364 1.29.2.2 skrll if (ret) { 3365 1.29.2.2 skrll DPRINTF(("%s: Failed to send binding (action:%d): %d\n", 3366 1.29.2.2 skrll DEVNAME(sc), action, ret)); 3367 1.29.2.2 skrll return ret; 3368 1.29.2.2 skrll } 3369 1.29.2.2 skrll 3370 1.29.2.2 skrll if (status) { 3371 1.29.2.2 skrll DPRINTF(("%s: Binding command failed: %u\n", DEVNAME(sc), 3372 1.29.2.2 skrll status)); 3373 1.29.2.2 skrll ret = EIO; 3374 1.29.2.2 skrll } 3375 1.29.2.2 skrll 3376 1.29.2.2 skrll return ret; 3377 1.29.2.2 skrll } 3378 1.29.2.2 skrll 3379 1.29.2.2 skrll static int 3380 1.29.2.2 skrll iwm_mvm_binding_update(struct iwm_softc *sc, struct iwm_node *in, int add) 3381 1.29.2.2 skrll { 3382 1.29.2.2 skrll return iwm_mvm_binding_cmd(sc, in, IWM_FW_CTXT_ACTION_ADD); 3383 1.29.2.2 skrll } 3384 1.29.2.2 skrll 3385 1.29.2.2 skrll static int 3386 1.29.2.2 skrll iwm_mvm_binding_add_vif(struct iwm_softc *sc, struct iwm_node *in) 3387 1.29.2.2 skrll { 3388 1.29.2.2 skrll return iwm_mvm_binding_update(sc, in, IWM_FW_CTXT_ACTION_ADD); 3389 1.29.2.2 skrll } 3390 1.29.2.2 skrll 3391 1.29.2.2 skrll /* 3392 1.29.2.2 skrll * END iwlwifi/mvm/binding.c 3393 1.29.2.2 skrll */ 3394 1.29.2.2 skrll 3395 1.29.2.2 skrll /* 3396 1.29.2.2 skrll * BEGIN iwlwifi/mvm/phy-ctxt.c 3397 1.29.2.2 skrll */ 3398 1.29.2.2 skrll 3399 1.29.2.2 skrll /* 3400 1.29.2.2 skrll * Construct the generic fields of the PHY context command 3401 1.29.2.2 skrll */ 3402 1.29.2.2 skrll static void 3403 1.29.2.2 skrll iwm_mvm_phy_ctxt_cmd_hdr(struct iwm_softc *sc, struct iwm_mvm_phy_ctxt *ctxt, 3404 1.29.2.2 skrll struct iwm_phy_context_cmd *cmd, uint32_t action, uint32_t apply_time) 3405 1.29.2.2 skrll { 3406 1.29.2.2 skrll memset(cmd, 0, sizeof(struct iwm_phy_context_cmd)); 3407 1.29.2.2 skrll 3408 1.29.2.2 skrll cmd->id_and_color = htole32(IWM_FW_CMD_ID_AND_COLOR(ctxt->id, 3409 1.29.2.2 skrll ctxt->color)); 3410 1.29.2.2 skrll cmd->action = htole32(action); 3411 1.29.2.2 skrll cmd->apply_time = htole32(apply_time); 3412 1.29.2.2 skrll } 3413 1.29.2.2 skrll 3414 1.29.2.2 skrll /* 3415 1.29.2.2 skrll * Add the phy configuration to the PHY context command 3416 1.29.2.2 skrll */ 3417 1.29.2.2 skrll static void 3418 1.29.2.2 skrll iwm_mvm_phy_ctxt_cmd_data(struct iwm_softc *sc, 3419 1.29.2.2 skrll struct iwm_phy_context_cmd *cmd, struct ieee80211_channel *chan, 3420 1.29.2.2 skrll uint8_t chains_static, uint8_t chains_dynamic) 3421 1.29.2.2 skrll { 3422 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3423 1.29.2.2 skrll uint8_t active_cnt, idle_cnt; 3424 1.29.2.2 skrll 3425 1.29.2.2 skrll cmd->ci.band = IEEE80211_IS_CHAN_2GHZ(chan) ? 3426 1.29.2.2 skrll IWM_PHY_BAND_24 : IWM_PHY_BAND_5; 3427 1.29.2.2 skrll 3428 1.29.2.2 skrll cmd->ci.channel = ieee80211_chan2ieee(ic, chan); 3429 1.29.2.2 skrll cmd->ci.width = IWM_PHY_VHT_CHANNEL_MODE20; 3430 1.29.2.2 skrll cmd->ci.ctrl_pos = IWM_PHY_VHT_CTRL_POS_1_BELOW; 3431 1.29.2.2 skrll 3432 1.29.2.2 skrll /* Set rx the chains */ 3433 1.29.2.2 skrll idle_cnt = chains_static; 3434 1.29.2.2 skrll active_cnt = chains_dynamic; 3435 1.29.2.2 skrll 3436 1.29.2.2 skrll cmd->rxchain_info = htole32(IWM_FW_VALID_RX_ANT(sc) << 3437 1.29.2.2 skrll IWM_PHY_RX_CHAIN_VALID_POS); 3438 1.29.2.2 skrll cmd->rxchain_info |= htole32(idle_cnt << IWM_PHY_RX_CHAIN_CNT_POS); 3439 1.29.2.2 skrll cmd->rxchain_info |= htole32(active_cnt << 3440 1.29.2.2 skrll IWM_PHY_RX_CHAIN_MIMO_CNT_POS); 3441 1.29.2.2 skrll 3442 1.29.2.2 skrll cmd->txchain_info = htole32(IWM_FW_VALID_TX_ANT(sc)); 3443 1.29.2.2 skrll } 3444 1.29.2.2 skrll 3445 1.29.2.2 skrll /* 3446 1.29.2.2 skrll * Send a command 3447 1.29.2.2 skrll * only if something in the configuration changed: in case that this is the 3448 1.29.2.2 skrll * first time that the phy configuration is applied or in case that the phy 3449 1.29.2.2 skrll * configuration changed from the previous apply. 3450 1.29.2.2 skrll */ 3451 1.29.2.2 skrll static int 3452 1.29.2.2 skrll iwm_mvm_phy_ctxt_apply(struct iwm_softc *sc, 3453 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *ctxt, 3454 1.29.2.2 skrll uint8_t chains_static, uint8_t chains_dynamic, 3455 1.29.2.2 skrll uint32_t action, uint32_t apply_time) 3456 1.29.2.2 skrll { 3457 1.29.2.2 skrll struct iwm_phy_context_cmd cmd; 3458 1.29.2.2 skrll int ret; 3459 1.29.2.2 skrll 3460 1.29.2.2 skrll /* Set the command header fields */ 3461 1.29.2.2 skrll iwm_mvm_phy_ctxt_cmd_hdr(sc, ctxt, &cmd, action, apply_time); 3462 1.29.2.2 skrll 3463 1.29.2.2 skrll /* Set the command data */ 3464 1.29.2.2 skrll iwm_mvm_phy_ctxt_cmd_data(sc, &cmd, ctxt->channel, 3465 1.29.2.2 skrll chains_static, chains_dynamic); 3466 1.29.2.2 skrll 3467 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu(sc, IWM_PHY_CONTEXT_CMD, IWM_CMD_SYNC, 3468 1.29.2.2 skrll sizeof(struct iwm_phy_context_cmd), &cmd); 3469 1.29.2.2 skrll if (ret) { 3470 1.29.2.2 skrll DPRINTF(("PHY ctxt cmd error. ret=%d\n", ret)); 3471 1.29.2.2 skrll } 3472 1.29.2.2 skrll return ret; 3473 1.29.2.2 skrll } 3474 1.29.2.2 skrll 3475 1.29.2.2 skrll /* 3476 1.29.2.2 skrll * Send a command to add a PHY context based on the current HW configuration. 3477 1.29.2.2 skrll */ 3478 1.29.2.2 skrll static int 3479 1.29.2.2 skrll iwm_mvm_phy_ctxt_add(struct iwm_softc *sc, struct iwm_mvm_phy_ctxt *ctxt, 3480 1.29.2.2 skrll struct ieee80211_channel *chan, 3481 1.29.2.2 skrll uint8_t chains_static, uint8_t chains_dynamic) 3482 1.29.2.2 skrll { 3483 1.29.2.2 skrll ctxt->channel = chan; 3484 1.29.2.2 skrll return iwm_mvm_phy_ctxt_apply(sc, ctxt, 3485 1.29.2.2 skrll chains_static, chains_dynamic, IWM_FW_CTXT_ACTION_ADD, 0); 3486 1.29.2.2 skrll } 3487 1.29.2.2 skrll 3488 1.29.2.2 skrll /* 3489 1.29.2.2 skrll * Send a command to modify the PHY context based on the current HW 3490 1.29.2.2 skrll * configuration. Note that the function does not check that the configuration 3491 1.29.2.2 skrll * changed. 3492 1.29.2.2 skrll */ 3493 1.29.2.2 skrll static int 3494 1.29.2.2 skrll iwm_mvm_phy_ctxt_changed(struct iwm_softc *sc, 3495 1.29.2.2 skrll struct iwm_mvm_phy_ctxt *ctxt, struct ieee80211_channel *chan, 3496 1.29.2.2 skrll uint8_t chains_static, uint8_t chains_dynamic) 3497 1.29.2.2 skrll { 3498 1.29.2.2 skrll ctxt->channel = chan; 3499 1.29.2.2 skrll return iwm_mvm_phy_ctxt_apply(sc, ctxt, 3500 1.29.2.2 skrll chains_static, chains_dynamic, IWM_FW_CTXT_ACTION_MODIFY, 0); 3501 1.29.2.2 skrll } 3502 1.29.2.2 skrll 3503 1.29.2.2 skrll /* 3504 1.29.2.2 skrll * END iwlwifi/mvm/phy-ctxt.c 3505 1.29.2.2 skrll */ 3506 1.29.2.2 skrll 3507 1.29.2.2 skrll /* 3508 1.29.2.2 skrll * transmit side 3509 1.29.2.2 skrll */ 3510 1.29.2.2 skrll 3511 1.29.2.2 skrll /* 3512 1.29.2.2 skrll * Send a command to the firmware. We try to implement the Linux 3513 1.29.2.2 skrll * driver interface for the routine. 3514 1.29.2.2 skrll * mostly from if_iwn (iwn_cmd()). 3515 1.29.2.2 skrll * 3516 1.29.2.2 skrll * For now, we always copy the first part and map the second one (if it exists). 3517 1.29.2.2 skrll */ 3518 1.29.2.2 skrll static int 3519 1.29.2.2 skrll iwm_send_cmd(struct iwm_softc *sc, struct iwm_host_cmd *hcmd) 3520 1.29.2.2 skrll { 3521 1.29.2.2 skrll struct iwm_tx_ring *ring = &sc->txq[IWM_MVM_CMD_QUEUE]; 3522 1.29.2.2 skrll struct iwm_tfd *desc; 3523 1.29.2.2 skrll struct iwm_tx_data *data; 3524 1.29.2.2 skrll struct iwm_device_cmd *cmd; 3525 1.29.2.2 skrll struct mbuf *m; 3526 1.29.2.2 skrll bus_addr_t paddr; 3527 1.29.2.2 skrll uint32_t addr_lo; 3528 1.29.2.2 skrll int error = 0, i, paylen, off, s; 3529 1.29.2.2 skrll int code; 3530 1.29.2.2 skrll int async, wantresp; 3531 1.29.2.2 skrll 3532 1.29.2.2 skrll code = hcmd->id; 3533 1.29.2.2 skrll async = hcmd->flags & IWM_CMD_ASYNC; 3534 1.29.2.2 skrll wantresp = hcmd->flags & IWM_CMD_WANT_SKB; 3535 1.29.2.2 skrll 3536 1.29.2.2 skrll for (i = 0, paylen = 0; i < __arraycount(hcmd->len); i++) { 3537 1.29.2.2 skrll paylen += hcmd->len[i]; 3538 1.29.2.2 skrll } 3539 1.29.2.2 skrll 3540 1.29.2.2 skrll /* if the command wants an answer, busy sc_cmd_resp */ 3541 1.29.2.2 skrll if (wantresp) { 3542 1.29.2.2 skrll KASSERT(!async); 3543 1.29.2.2 skrll while (sc->sc_wantresp != -1) 3544 1.29.2.2 skrll tsleep(&sc->sc_wantresp, 0, "iwmcmdsl", 0); 3545 1.29.2.2 skrll sc->sc_wantresp = ring->qid << 16 | ring->cur; 3546 1.29.2.2 skrll DPRINTFN(12, ("wantresp is %x\n", sc->sc_wantresp)); 3547 1.29.2.2 skrll } 3548 1.29.2.2 skrll 3549 1.29.2.2 skrll /* 3550 1.29.2.2 skrll * Is the hardware still available? (after e.g. above wait). 3551 1.29.2.2 skrll */ 3552 1.29.2.2 skrll s = splnet(); 3553 1.29.2.2 skrll if (sc->sc_flags & IWM_FLAG_STOPPED) { 3554 1.29.2.2 skrll error = ENXIO; 3555 1.29.2.2 skrll goto out; 3556 1.29.2.2 skrll } 3557 1.29.2.2 skrll 3558 1.29.2.2 skrll desc = &ring->desc[ring->cur]; 3559 1.29.2.2 skrll data = &ring->data[ring->cur]; 3560 1.29.2.2 skrll 3561 1.29.2.2 skrll if (paylen > sizeof(cmd->data)) { 3562 1.29.2.2 skrll /* Command is too large */ 3563 1.29.2.2 skrll if (sizeof(cmd->hdr) + paylen > IWM_RBUF_SIZE) { 3564 1.29.2.2 skrll error = EINVAL; 3565 1.29.2.2 skrll goto out; 3566 1.29.2.2 skrll } 3567 1.29.2.2 skrll m = m_gethdr(M_DONTWAIT, MT_DATA); 3568 1.29.2.2 skrll if (m == NULL) { 3569 1.29.2.2 skrll error = ENOMEM; 3570 1.29.2.2 skrll goto out; 3571 1.29.2.2 skrll } 3572 1.29.2.2 skrll MEXTMALLOC(m, IWM_RBUF_SIZE, M_DONTWAIT); 3573 1.29.2.2 skrll if (!(m->m_flags & M_EXT)) { 3574 1.29.2.2 skrll m_freem(m); 3575 1.29.2.2 skrll error = ENOMEM; 3576 1.29.2.2 skrll goto out; 3577 1.29.2.2 skrll } 3578 1.29.2.2 skrll cmd = mtod(m, struct iwm_device_cmd *); 3579 1.29.2.2 skrll error = bus_dmamap_load(sc->sc_dmat, data->map, cmd, 3580 1.29.2.2 skrll IWM_RBUF_SIZE, NULL, BUS_DMA_NOWAIT | BUS_DMA_WRITE); 3581 1.29.2.2 skrll if (error != 0) { 3582 1.29.2.2 skrll m_freem(m); 3583 1.29.2.2 skrll goto out; 3584 1.29.2.2 skrll } 3585 1.29.2.2 skrll data->m = m; 3586 1.29.2.2 skrll paddr = data->map->dm_segs[0].ds_addr; 3587 1.29.2.2 skrll } else { 3588 1.29.2.2 skrll cmd = &ring->cmd[ring->cur]; 3589 1.29.2.2 skrll paddr = data->cmd_paddr; 3590 1.29.2.2 skrll } 3591 1.29.2.2 skrll 3592 1.29.2.2 skrll cmd->hdr.code = code; 3593 1.29.2.2 skrll cmd->hdr.flags = 0; 3594 1.29.2.2 skrll cmd->hdr.qid = ring->qid; 3595 1.29.2.2 skrll cmd->hdr.idx = ring->cur; 3596 1.29.2.2 skrll 3597 1.29.2.2 skrll for (i = 0, off = 0; i < __arraycount(hcmd->data); i++) { 3598 1.29.2.2 skrll if (hcmd->len[i] == 0) 3599 1.29.2.2 skrll continue; 3600 1.29.2.2 skrll memcpy(cmd->data + off, hcmd->data[i], hcmd->len[i]); 3601 1.29.2.2 skrll off += hcmd->len[i]; 3602 1.29.2.2 skrll } 3603 1.29.2.2 skrll KASSERT(off == paylen); 3604 1.29.2.2 skrll 3605 1.29.2.2 skrll /* lo field is not aligned */ 3606 1.29.2.2 skrll addr_lo = htole32((uint32_t)paddr); 3607 1.29.2.2 skrll memcpy(&desc->tbs[0].lo, &addr_lo, sizeof(uint32_t)); 3608 1.29.2.2 skrll desc->tbs[0].hi_n_len = htole16(iwm_get_dma_hi_addr(paddr) 3609 1.29.2.2 skrll | ((sizeof(cmd->hdr) + paylen) << 4)); 3610 1.29.2.2 skrll desc->num_tbs = 1; 3611 1.29.2.2 skrll 3612 1.29.2.2 skrll DPRINTFN(8, ("iwm_send_cmd 0x%x size=%zu %s\n", 3613 1.29.2.2 skrll code, sizeof(cmd->hdr) + paylen, async ? " (async)" : "")); 3614 1.29.2.2 skrll 3615 1.29.2.2 skrll if (paylen > sizeof(cmd->data)) { 3616 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 3617 1.29.2.2 skrll sizeof(cmd->hdr) + paylen, BUS_DMASYNC_PREWRITE); 3618 1.29.2.2 skrll } else { 3619 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->cmd_dma.map, 3620 1.29.2.2 skrll (char *)(void *)cmd - (char *)(void *)ring->cmd_dma.vaddr, 3621 1.29.2.2 skrll sizeof(cmd->hdr) + paylen, BUS_DMASYNC_PREWRITE); 3622 1.29.2.2 skrll } 3623 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->desc_dma.map, 3624 1.29.2.2 skrll (char *)(void *)desc - (char *)(void *)ring->desc_dma.vaddr, 3625 1.29.2.2 skrll sizeof (*desc), BUS_DMASYNC_PREWRITE); 3626 1.29.2.2 skrll 3627 1.29.2.2 skrll IWM_SETBITS(sc, IWM_CSR_GP_CNTRL, 3628 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); 3629 1.29.2.2 skrll if (!iwm_poll_bit(sc, IWM_CSR_GP_CNTRL, 3630 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN, 3631 1.29.2.2 skrll (IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY | 3632 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP), 15000)) { 3633 1.29.2.2 skrll DPRINTF(("%s: acquiring device failed\n", DEVNAME(sc))); 3634 1.29.2.2 skrll error = EBUSY; 3635 1.29.2.2 skrll goto out; 3636 1.29.2.2 skrll } 3637 1.29.2.2 skrll 3638 1.29.2.2 skrll #if 0 3639 1.29.2.2 skrll iwm_update_sched(sc, ring->qid, ring->cur, 0, 0); 3640 1.29.2.2 skrll #endif 3641 1.29.2.2 skrll DPRINTF(("sending command 0x%x qid %d, idx %d\n", 3642 1.29.2.2 skrll code, ring->qid, ring->cur)); 3643 1.29.2.2 skrll 3644 1.29.2.2 skrll /* Kick command ring. */ 3645 1.29.2.2 skrll ring->cur = (ring->cur + 1) % IWM_TX_RING_COUNT; 3646 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_WRPTR, ring->qid << 8 | ring->cur); 3647 1.29.2.2 skrll 3648 1.29.2.2 skrll if (!async) { 3649 1.29.2.2 skrll /* m..m-mmyy-mmyyyy-mym-ym m-my generation */ 3650 1.29.2.2 skrll int generation = sc->sc_generation; 3651 1.29.2.2 skrll error = tsleep(desc, PCATCH, "iwmcmd", hz); 3652 1.29.2.2 skrll if (error == 0) { 3653 1.29.2.2 skrll /* if hardware is no longer up, return error */ 3654 1.29.2.2 skrll if (generation != sc->sc_generation) { 3655 1.29.2.2 skrll error = ENXIO; 3656 1.29.2.2 skrll } else { 3657 1.29.2.2 skrll hcmd->resp_pkt = (void *)sc->sc_cmd_resp; 3658 1.29.2.2 skrll } 3659 1.29.2.2 skrll } 3660 1.29.2.2 skrll } 3661 1.29.2.2 skrll out: 3662 1.29.2.2 skrll if (wantresp && error != 0) { 3663 1.29.2.2 skrll iwm_free_resp(sc, hcmd); 3664 1.29.2.2 skrll } 3665 1.29.2.2 skrll splx(s); 3666 1.29.2.2 skrll 3667 1.29.2.2 skrll return error; 3668 1.29.2.2 skrll } 3669 1.29.2.2 skrll 3670 1.29.2.2 skrll /* iwlwifi: mvm/utils.c */ 3671 1.29.2.2 skrll static int 3672 1.29.2.2 skrll iwm_mvm_send_cmd_pdu(struct iwm_softc *sc, uint8_t id, 3673 1.29.2.2 skrll uint32_t flags, uint16_t len, const void *data) 3674 1.29.2.2 skrll { 3675 1.29.2.2 skrll struct iwm_host_cmd cmd = { 3676 1.29.2.2 skrll .id = id, 3677 1.29.2.2 skrll .len = { len, }, 3678 1.29.2.2 skrll .data = { data, }, 3679 1.29.2.2 skrll .flags = flags, 3680 1.29.2.2 skrll }; 3681 1.29.2.2 skrll 3682 1.29.2.2 skrll return iwm_send_cmd(sc, &cmd); 3683 1.29.2.2 skrll } 3684 1.29.2.2 skrll 3685 1.29.2.2 skrll /* iwlwifi: mvm/utils.c */ 3686 1.29.2.2 skrll static int 3687 1.29.2.2 skrll iwm_mvm_send_cmd_status(struct iwm_softc *sc, 3688 1.29.2.2 skrll struct iwm_host_cmd *cmd, uint32_t *status) 3689 1.29.2.2 skrll { 3690 1.29.2.2 skrll struct iwm_rx_packet *pkt; 3691 1.29.2.2 skrll struct iwm_cmd_response *resp; 3692 1.29.2.2 skrll int error, resp_len; 3693 1.29.2.2 skrll 3694 1.29.2.2 skrll //lockdep_assert_held(&mvm->mutex); 3695 1.29.2.2 skrll 3696 1.29.2.2 skrll KASSERT((cmd->flags & IWM_CMD_WANT_SKB) == 0); 3697 1.29.2.2 skrll cmd->flags |= IWM_CMD_SYNC | IWM_CMD_WANT_SKB; 3698 1.29.2.2 skrll 3699 1.29.2.2 skrll if ((error = iwm_send_cmd(sc, cmd)) != 0) 3700 1.29.2.2 skrll return error; 3701 1.29.2.2 skrll pkt = cmd->resp_pkt; 3702 1.29.2.2 skrll 3703 1.29.2.2 skrll /* Can happen if RFKILL is asserted */ 3704 1.29.2.2 skrll if (!pkt) { 3705 1.29.2.2 skrll error = 0; 3706 1.29.2.2 skrll goto out_free_resp; 3707 1.29.2.2 skrll } 3708 1.29.2.2 skrll 3709 1.29.2.2 skrll if (pkt->hdr.flags & IWM_CMD_FAILED_MSK) { 3710 1.29.2.2 skrll error = EIO; 3711 1.29.2.2 skrll goto out_free_resp; 3712 1.29.2.2 skrll } 3713 1.29.2.2 skrll 3714 1.29.2.2 skrll resp_len = iwm_rx_packet_payload_len(pkt); 3715 1.29.2.2 skrll if (resp_len != sizeof(*resp)) { 3716 1.29.2.2 skrll error = EIO; 3717 1.29.2.2 skrll goto out_free_resp; 3718 1.29.2.2 skrll } 3719 1.29.2.2 skrll 3720 1.29.2.2 skrll resp = (void *)pkt->data; 3721 1.29.2.2 skrll *status = le32toh(resp->status); 3722 1.29.2.2 skrll out_free_resp: 3723 1.29.2.2 skrll iwm_free_resp(sc, cmd); 3724 1.29.2.2 skrll return error; 3725 1.29.2.2 skrll } 3726 1.29.2.2 skrll 3727 1.29.2.2 skrll /* iwlwifi/mvm/utils.c */ 3728 1.29.2.2 skrll static int 3729 1.29.2.2 skrll iwm_mvm_send_cmd_pdu_status(struct iwm_softc *sc, uint8_t id, 3730 1.29.2.2 skrll uint16_t len, const void *data, uint32_t *status) 3731 1.29.2.2 skrll { 3732 1.29.2.2 skrll struct iwm_host_cmd cmd = { 3733 1.29.2.2 skrll .id = id, 3734 1.29.2.2 skrll .len = { len, }, 3735 1.29.2.2 skrll .data = { data, }, 3736 1.29.2.2 skrll }; 3737 1.29.2.2 skrll 3738 1.29.2.2 skrll return iwm_mvm_send_cmd_status(sc, &cmd, status); 3739 1.29.2.2 skrll } 3740 1.29.2.2 skrll 3741 1.29.2.2 skrll static void 3742 1.29.2.2 skrll iwm_free_resp(struct iwm_softc *sc, struct iwm_host_cmd *hcmd) 3743 1.29.2.2 skrll { 3744 1.29.2.2 skrll KASSERT(sc->sc_wantresp != -1); 3745 1.29.2.2 skrll KASSERT((hcmd->flags & (IWM_CMD_WANT_SKB|IWM_CMD_SYNC)) 3746 1.29.2.2 skrll == (IWM_CMD_WANT_SKB|IWM_CMD_SYNC)); 3747 1.29.2.2 skrll sc->sc_wantresp = -1; 3748 1.29.2.2 skrll wakeup(&sc->sc_wantresp); 3749 1.29.2.2 skrll } 3750 1.29.2.2 skrll 3751 1.29.2.2 skrll /* 3752 1.29.2.2 skrll * Process a "command done" firmware notification. This is where we wakeup 3753 1.29.2.2 skrll * processes waiting for a synchronous command completion. 3754 1.29.2.2 skrll * from if_iwn 3755 1.29.2.2 skrll */ 3756 1.29.2.2 skrll static void 3757 1.29.2.2 skrll iwm_cmd_done(struct iwm_softc *sc, struct iwm_rx_packet *pkt) 3758 1.29.2.2 skrll { 3759 1.29.2.2 skrll struct iwm_tx_ring *ring = &sc->txq[IWM_MVM_CMD_QUEUE]; 3760 1.29.2.2 skrll struct iwm_tx_data *data; 3761 1.29.2.2 skrll 3762 1.29.2.2 skrll if (pkt->hdr.qid != IWM_MVM_CMD_QUEUE) { 3763 1.29.2.2 skrll return; /* Not a command ack. */ 3764 1.29.2.2 skrll } 3765 1.29.2.2 skrll 3766 1.29.2.2 skrll data = &ring->data[pkt->hdr.idx]; 3767 1.29.2.2 skrll 3768 1.29.2.2 skrll /* If the command was mapped in an mbuf, free it. */ 3769 1.29.2.2 skrll if (data->m != NULL) { 3770 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 3771 1.29.2.2 skrll data->map->dm_mapsize, BUS_DMASYNC_POSTWRITE); 3772 1.29.2.2 skrll bus_dmamap_unload(sc->sc_dmat, data->map); 3773 1.29.2.2 skrll m_freem(data->m); 3774 1.29.2.2 skrll data->m = NULL; 3775 1.29.2.2 skrll } 3776 1.29.2.2 skrll wakeup(&ring->desc[pkt->hdr.idx]); 3777 1.29.2.2 skrll } 3778 1.29.2.2 skrll 3779 1.29.2.2 skrll #if 0 3780 1.29.2.2 skrll /* 3781 1.29.2.2 skrll * necessary only for block ack mode 3782 1.29.2.2 skrll */ 3783 1.29.2.2 skrll void 3784 1.29.2.2 skrll iwm_update_sched(struct iwm_softc *sc, int qid, int idx, uint8_t sta_id, 3785 1.29.2.2 skrll uint16_t len) 3786 1.29.2.2 skrll { 3787 1.29.2.2 skrll struct iwm_agn_scd_bc_tbl *scd_bc_tbl; 3788 1.29.2.2 skrll uint16_t w_val; 3789 1.29.2.2 skrll 3790 1.29.2.2 skrll scd_bc_tbl = sc->sched_dma.vaddr; 3791 1.29.2.2 skrll 3792 1.29.2.2 skrll len += 8; /* magic numbers came naturally from paris */ 3793 1.29.2.2 skrll if (sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_DW_BC_TABLE) 3794 1.29.2.2 skrll len = roundup(len, 4) / 4; 3795 1.29.2.2 skrll 3796 1.29.2.2 skrll w_val = htole16(sta_id << 12 | len); 3797 1.29.2.2 skrll 3798 1.29.2.2 skrll /* Update TX scheduler. */ 3799 1.29.2.2 skrll scd_bc_tbl[qid].tfd_offset[idx] = w_val; 3800 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, sc->sched_dma.map, 3801 1.29.2.2 skrll (char *)(void *)w - (char *)(void *)sc->sched_dma.vaddr, 3802 1.29.2.2 skrll sizeof(uint16_t), BUS_DMASYNC_PREWRITE); 3803 1.29.2.2 skrll 3804 1.29.2.2 skrll /* I really wonder what this is ?!? */ 3805 1.29.2.2 skrll if (idx < IWM_TFD_QUEUE_SIZE_BC_DUP) { 3806 1.29.2.2 skrll scd_bc_tbl[qid].tfd_offset[IWM_TFD_QUEUE_SIZE_MAX + idx] = w_val; 3807 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, sc->sched_dma.map, 3808 1.29.2.2 skrll (char *)(void *)(w + IWM_TFD_QUEUE_SIZE_MAX) - 3809 1.29.2.2 skrll (char *)(void *)sc->sched_dma.vaddr, 3810 1.29.2.2 skrll sizeof (uint16_t), BUS_DMASYNC_PREWRITE); 3811 1.29.2.2 skrll } 3812 1.29.2.2 skrll } 3813 1.29.2.2 skrll #endif 3814 1.29.2.2 skrll 3815 1.29.2.2 skrll /* 3816 1.29.2.2 skrll * Fill in various bit for management frames, and leave them 3817 1.29.2.2 skrll * unfilled for data frames (firmware takes care of that). 3818 1.29.2.2 skrll * Return the selected TX rate. 3819 1.29.2.2 skrll */ 3820 1.29.2.2 skrll static const struct iwm_rate * 3821 1.29.2.2 skrll iwm_tx_fill_cmd(struct iwm_softc *sc, struct iwm_node *in, 3822 1.29.2.2 skrll struct ieee80211_frame *wh, struct iwm_tx_cmd *tx) 3823 1.29.2.2 skrll { 3824 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3825 1.29.2.2 skrll struct ieee80211_node *ni = &in->in_ni; 3826 1.29.2.2 skrll const struct iwm_rate *rinfo; 3827 1.29.2.2 skrll int type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3828 1.29.2.2 skrll int ridx, rate_flags; 3829 1.29.2.2 skrll int nrates = ni->ni_rates.rs_nrates; 3830 1.29.2.2 skrll 3831 1.29.2.2 skrll tx->rts_retry_limit = IWM_RTS_DFAULT_RETRY_LIMIT; 3832 1.29.2.2 skrll tx->data_retry_limit = IWM_DEFAULT_TX_RETRY; 3833 1.29.2.2 skrll 3834 1.29.2.2 skrll if (type != IEEE80211_FC0_TYPE_DATA) { 3835 1.29.2.2 skrll /* for non-data, use the lowest supported rate */ 3836 1.29.2.2 skrll ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ? 3837 1.29.2.2 skrll IWM_RIDX_OFDM : IWM_RIDX_CCK; 3838 1.29.2.2 skrll } else if (ic->ic_fixed_rate != -1) { 3839 1.29.2.2 skrll ridx = sc->sc_fixed_ridx; 3840 1.29.2.2 skrll } else { 3841 1.29.2.2 skrll /* for data frames, use RS table */ 3842 1.29.2.2 skrll tx->initial_rate_index = (nrates - 1) - ni->ni_txrate; 3843 1.29.2.2 skrll tx->tx_flags |= htole32(IWM_TX_CMD_FLG_STA_RATE); 3844 1.29.2.2 skrll DPRINTFN(12, ("start with txrate %d\n", tx->initial_rate_index)); 3845 1.29.2.2 skrll ridx = in->in_ridx[ni->ni_txrate]; 3846 1.29.2.2 skrll return &iwm_rates[ridx]; 3847 1.29.2.2 skrll } 3848 1.29.2.2 skrll 3849 1.29.2.2 skrll rinfo = &iwm_rates[ridx]; 3850 1.29.2.2 skrll rate_flags = 1 << IWM_RATE_MCS_ANT_POS; 3851 1.29.2.2 skrll if (IWM_RIDX_IS_CCK(ridx)) 3852 1.29.2.2 skrll rate_flags |= IWM_RATE_MCS_CCK_MSK; 3853 1.29.2.2 skrll tx->rate_n_flags = htole32(rate_flags | rinfo->plcp); 3854 1.29.2.2 skrll 3855 1.29.2.2 skrll return rinfo; 3856 1.29.2.2 skrll } 3857 1.29.2.2 skrll 3858 1.29.2.2 skrll #define TB0_SIZE 16 3859 1.29.2.2 skrll static int 3860 1.29.2.2 skrll iwm_tx(struct iwm_softc *sc, struct mbuf *m, struct ieee80211_node *ni, int ac) 3861 1.29.2.2 skrll { 3862 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 3863 1.29.2.2 skrll struct iwm_node *in = (void *)ni; 3864 1.29.2.2 skrll struct iwm_tx_ring *ring; 3865 1.29.2.2 skrll struct iwm_tx_data *data; 3866 1.29.2.2 skrll struct iwm_tfd *desc; 3867 1.29.2.2 skrll struct iwm_device_cmd *cmd; 3868 1.29.2.2 skrll struct iwm_tx_cmd *tx; 3869 1.29.2.2 skrll struct ieee80211_frame *wh; 3870 1.29.2.2 skrll struct ieee80211_key *k = NULL; 3871 1.29.2.2 skrll struct mbuf *m1; 3872 1.29.2.2 skrll const struct iwm_rate *rinfo; 3873 1.29.2.2 skrll uint32_t flags; 3874 1.29.2.2 skrll u_int hdrlen; 3875 1.29.2.2 skrll bus_dma_segment_t *seg; 3876 1.29.2.2 skrll uint8_t tid, type; 3877 1.29.2.2 skrll int i, totlen, error, pad; 3878 1.29.2.2 skrll int hdrlen2; 3879 1.29.2.2 skrll 3880 1.29.2.2 skrll wh = mtod(m, struct ieee80211_frame *); 3881 1.29.2.2 skrll hdrlen = ieee80211_anyhdrsize(wh); 3882 1.29.2.2 skrll type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 3883 1.29.2.2 skrll 3884 1.29.2.2 skrll hdrlen2 = (ieee80211_has_qos(wh)) ? 3885 1.29.2.2 skrll sizeof (struct ieee80211_qosframe) : 3886 1.29.2.2 skrll sizeof (struct ieee80211_frame); 3887 1.29.2.2 skrll 3888 1.29.2.2 skrll if (hdrlen != hdrlen2) 3889 1.29.2.2 skrll DPRINTF(("%s: hdrlen error (%d != %d)\n", 3890 1.29.2.2 skrll DEVNAME(sc), hdrlen, hdrlen2)); 3891 1.29.2.2 skrll 3892 1.29.2.2 skrll tid = 0; 3893 1.29.2.2 skrll 3894 1.29.2.2 skrll ring = &sc->txq[ac]; 3895 1.29.2.2 skrll desc = &ring->desc[ring->cur]; 3896 1.29.2.2 skrll memset(desc, 0, sizeof(*desc)); 3897 1.29.2.2 skrll data = &ring->data[ring->cur]; 3898 1.29.2.2 skrll 3899 1.29.2.2 skrll /* Fill out iwm_tx_cmd to send to the firmware */ 3900 1.29.2.2 skrll cmd = &ring->cmd[ring->cur]; 3901 1.29.2.2 skrll cmd->hdr.code = IWM_TX_CMD; 3902 1.29.2.2 skrll cmd->hdr.flags = 0; 3903 1.29.2.2 skrll cmd->hdr.qid = ring->qid; 3904 1.29.2.2 skrll cmd->hdr.idx = ring->cur; 3905 1.29.2.2 skrll 3906 1.29.2.2 skrll tx = (void *)cmd->data; 3907 1.29.2.2 skrll memset(tx, 0, sizeof(*tx)); 3908 1.29.2.2 skrll 3909 1.29.2.2 skrll rinfo = iwm_tx_fill_cmd(sc, in, wh, tx); 3910 1.29.2.2 skrll 3911 1.29.2.2 skrll if (sc->sc_drvbpf != NULL) { 3912 1.29.2.2 skrll struct iwm_tx_radiotap_header *tap = &sc->sc_txtap; 3913 1.29.2.2 skrll 3914 1.29.2.2 skrll tap->wt_flags = 0; 3915 1.29.2.2 skrll tap->wt_chan_freq = htole16(ni->ni_chan->ic_freq); 3916 1.29.2.2 skrll tap->wt_chan_flags = htole16(ni->ni_chan->ic_flags); 3917 1.29.2.2 skrll tap->wt_rate = rinfo->rate; 3918 1.29.2.2 skrll tap->wt_hwqueue = ac; 3919 1.29.2.2 skrll if (wh->i_fc[1] & IEEE80211_FC1_WEP) 3920 1.29.2.2 skrll tap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; 3921 1.29.2.2 skrll 3922 1.29.2.2 skrll bpf_mtap2(sc->sc_drvbpf, tap, sc->sc_txtap_len, m); 3923 1.29.2.2 skrll } 3924 1.29.2.2 skrll 3925 1.29.2.2 skrll /* Encrypt the frame if need be. */ 3926 1.29.2.2 skrll if (wh->i_fc[1] & IEEE80211_FC1_WEP) { 3927 1.29.2.2 skrll k = ieee80211_crypto_encap(ic, ni, m); 3928 1.29.2.2 skrll if (k == NULL) { 3929 1.29.2.2 skrll m_freem(m); 3930 1.29.2.2 skrll return ENOBUFS; 3931 1.29.2.2 skrll } 3932 1.29.2.2 skrll /* Packet header may have moved, reset our local pointer. */ 3933 1.29.2.2 skrll wh = mtod(m, struct ieee80211_frame *); 3934 1.29.2.2 skrll } 3935 1.29.2.2 skrll totlen = m->m_pkthdr.len; 3936 1.29.2.2 skrll 3937 1.29.2.2 skrll flags = 0; 3938 1.29.2.2 skrll if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { 3939 1.29.2.2 skrll flags |= IWM_TX_CMD_FLG_ACK; 3940 1.29.2.2 skrll } 3941 1.29.2.2 skrll 3942 1.29.2.2 skrll if (type != IEEE80211_FC0_TYPE_DATA 3943 1.29.2.2 skrll && (totlen + IEEE80211_CRC_LEN > ic->ic_rtsthreshold) 3944 1.29.2.2 skrll && !IEEE80211_IS_MULTICAST(wh->i_addr1)) { 3945 1.29.2.2 skrll flags |= IWM_TX_CMD_FLG_PROT_REQUIRE; 3946 1.29.2.2 skrll } 3947 1.29.2.2 skrll 3948 1.29.2.2 skrll if (IEEE80211_IS_MULTICAST(wh->i_addr1) || 3949 1.29.2.2 skrll type != IEEE80211_FC0_TYPE_DATA) 3950 1.29.2.2 skrll tx->sta_id = sc->sc_aux_sta.sta_id; 3951 1.29.2.2 skrll else 3952 1.29.2.2 skrll tx->sta_id = IWM_STATION_ID; 3953 1.29.2.2 skrll 3954 1.29.2.2 skrll if (type == IEEE80211_FC0_TYPE_MGT) { 3955 1.29.2.2 skrll uint8_t subtype = wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK; 3956 1.29.2.2 skrll 3957 1.29.2.2 skrll if (subtype == IEEE80211_FC0_SUBTYPE_ASSOC_REQ || 3958 1.29.2.2 skrll subtype == IEEE80211_FC0_SUBTYPE_REASSOC_REQ) 3959 1.29.2.2 skrll tx->pm_frame_timeout = htole16(3); 3960 1.29.2.2 skrll else 3961 1.29.2.2 skrll tx->pm_frame_timeout = htole16(2); 3962 1.29.2.2 skrll } else { 3963 1.29.2.2 skrll tx->pm_frame_timeout = htole16(0); 3964 1.29.2.2 skrll } 3965 1.29.2.2 skrll 3966 1.29.2.2 skrll if (hdrlen & 3) { 3967 1.29.2.2 skrll /* First segment length must be a multiple of 4. */ 3968 1.29.2.2 skrll flags |= IWM_TX_CMD_FLG_MH_PAD; 3969 1.29.2.2 skrll pad = 4 - (hdrlen & 3); 3970 1.29.2.2 skrll } else 3971 1.29.2.2 skrll pad = 0; 3972 1.29.2.2 skrll 3973 1.29.2.2 skrll tx->driver_txop = 0; 3974 1.29.2.2 skrll tx->next_frame_len = 0; 3975 1.29.2.2 skrll 3976 1.29.2.2 skrll tx->len = htole16(totlen); 3977 1.29.2.2 skrll tx->tid_tspec = tid; 3978 1.29.2.2 skrll tx->life_time = htole32(IWM_TX_CMD_LIFE_TIME_INFINITE); 3979 1.29.2.2 skrll 3980 1.29.2.2 skrll /* Set physical address of "scratch area". */ 3981 1.29.2.2 skrll tx->dram_lsb_ptr = htole32(data->scratch_paddr); 3982 1.29.2.2 skrll tx->dram_msb_ptr = iwm_get_dma_hi_addr(data->scratch_paddr); 3983 1.29.2.2 skrll 3984 1.29.2.2 skrll /* Copy 802.11 header in TX command. */ 3985 1.29.2.2 skrll memcpy(((uint8_t *)tx) + sizeof(*tx), wh, hdrlen); 3986 1.29.2.2 skrll 3987 1.29.2.2 skrll flags |= IWM_TX_CMD_FLG_BT_DIS | IWM_TX_CMD_FLG_SEQ_CTL; 3988 1.29.2.2 skrll 3989 1.29.2.2 skrll tx->sec_ctl = 0; 3990 1.29.2.2 skrll tx->tx_flags |= htole32(flags); 3991 1.29.2.2 skrll 3992 1.29.2.2 skrll /* Trim 802.11 header. */ 3993 1.29.2.2 skrll m_adj(m, hdrlen); 3994 1.29.2.2 skrll 3995 1.29.2.2 skrll error = bus_dmamap_load_mbuf(sc->sc_dmat, data->map, m, 3996 1.29.2.2 skrll BUS_DMA_NOWAIT | BUS_DMA_WRITE); 3997 1.29.2.2 skrll if (error != 0) { 3998 1.29.2.2 skrll if (error != EFBIG) { 3999 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 4000 1.29.2.2 skrll "can't map mbuf (error %d)\n", error); 4001 1.29.2.2 skrll m_freem(m); 4002 1.29.2.2 skrll return error; 4003 1.29.2.2 skrll } 4004 1.29.2.2 skrll /* Too many DMA segments, linearize mbuf. */ 4005 1.29.2.2 skrll MGETHDR(m1, M_DONTWAIT, MT_DATA); 4006 1.29.2.2 skrll if (m1 == NULL) { 4007 1.29.2.2 skrll m_freem(m); 4008 1.29.2.2 skrll return ENOBUFS; 4009 1.29.2.2 skrll } 4010 1.29.2.2 skrll if (m->m_pkthdr.len > MHLEN) { 4011 1.29.2.2 skrll MCLGET(m1, M_DONTWAIT); 4012 1.29.2.2 skrll if (!(m1->m_flags & M_EXT)) { 4013 1.29.2.2 skrll m_freem(m); 4014 1.29.2.2 skrll m_freem(m1); 4015 1.29.2.2 skrll return ENOBUFS; 4016 1.29.2.2 skrll } 4017 1.29.2.2 skrll } 4018 1.29.2.2 skrll m_copydata(m, 0, m->m_pkthdr.len, mtod(m1, void *)); 4019 1.29.2.2 skrll m1->m_pkthdr.len = m1->m_len = m->m_pkthdr.len; 4020 1.29.2.2 skrll m_freem(m); 4021 1.29.2.2 skrll m = m1; 4022 1.29.2.2 skrll 4023 1.29.2.2 skrll error = bus_dmamap_load_mbuf(sc->sc_dmat, data->map, m, 4024 1.29.2.2 skrll BUS_DMA_NOWAIT | BUS_DMA_WRITE); 4025 1.29.2.2 skrll if (error != 0) { 4026 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 4027 1.29.2.2 skrll "can't map mbuf (error %d)\n", error); 4028 1.29.2.2 skrll m_freem(m); 4029 1.29.2.2 skrll return error; 4030 1.29.2.2 skrll } 4031 1.29.2.2 skrll } 4032 1.29.2.2 skrll data->m = m; 4033 1.29.2.2 skrll data->in = in; 4034 1.29.2.2 skrll data->done = 0; 4035 1.29.2.2 skrll 4036 1.29.2.2 skrll DPRINTFN(8, ("sending txd %p, in %p\n", data, data->in)); 4037 1.29.2.2 skrll KASSERT(data->in != NULL); 4038 1.29.2.2 skrll 4039 1.29.2.2 skrll DPRINTFN(8, ("sending data: qid=%d idx=%d len=%d nsegs=%d\n", 4040 1.29.2.2 skrll ring->qid, ring->cur, totlen, data->map->dm_nsegs)); 4041 1.29.2.2 skrll 4042 1.29.2.2 skrll /* Fill TX descriptor. */ 4043 1.29.2.2 skrll desc->num_tbs = 2 + data->map->dm_nsegs; 4044 1.29.2.2 skrll 4045 1.29.2.2 skrll desc->tbs[0].lo = htole32(data->cmd_paddr); 4046 1.29.2.2 skrll desc->tbs[0].hi_n_len = htole16(iwm_get_dma_hi_addr(data->cmd_paddr)) | 4047 1.29.2.2 skrll (TB0_SIZE << 4); 4048 1.29.2.2 skrll desc->tbs[1].lo = htole32(data->cmd_paddr + TB0_SIZE); 4049 1.29.2.2 skrll desc->tbs[1].hi_n_len = htole16(iwm_get_dma_hi_addr(data->cmd_paddr)) | 4050 1.29.2.2 skrll ((sizeof(struct iwm_cmd_header) + sizeof(*tx) 4051 1.29.2.2 skrll + hdrlen + pad - TB0_SIZE) << 4); 4052 1.29.2.2 skrll 4053 1.29.2.2 skrll /* Other DMA segments are for data payload. */ 4054 1.29.2.2 skrll seg = data->map->dm_segs; 4055 1.29.2.2 skrll for (i = 0; i < data->map->dm_nsegs; i++, seg++) { 4056 1.29.2.2 skrll desc->tbs[i+2].lo = htole32(seg->ds_addr); 4057 1.29.2.2 skrll desc->tbs[i+2].hi_n_len = \ 4058 1.29.2.2 skrll htole16(iwm_get_dma_hi_addr(seg->ds_addr)) 4059 1.29.2.2 skrll | ((seg->ds_len) << 4); 4060 1.29.2.2 skrll } 4061 1.29.2.2 skrll 4062 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, data->map->dm_mapsize, 4063 1.29.2.2 skrll BUS_DMASYNC_PREWRITE); 4064 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->cmd_dma.map, 4065 1.29.2.2 skrll (char *)(void *)cmd - (char *)(void *)ring->cmd_dma.vaddr, 4066 1.29.2.2 skrll sizeof (*cmd), BUS_DMASYNC_PREWRITE); 4067 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, ring->desc_dma.map, 4068 1.29.2.2 skrll (char *)(void *)desc - (char *)(void *)ring->desc_dma.vaddr, 4069 1.29.2.2 skrll sizeof (*desc), BUS_DMASYNC_PREWRITE); 4070 1.29.2.2 skrll 4071 1.29.2.2 skrll #if 0 4072 1.29.2.2 skrll iwm_update_sched(sc, ring->qid, ring->cur, tx->sta_id, le16toh(tx->len)); 4073 1.29.2.2 skrll #endif 4074 1.29.2.2 skrll 4075 1.29.2.2 skrll /* Kick TX ring. */ 4076 1.29.2.2 skrll ring->cur = (ring->cur + 1) % IWM_TX_RING_COUNT; 4077 1.29.2.2 skrll IWM_WRITE(sc, IWM_HBUS_TARG_WRPTR, ring->qid << 8 | ring->cur); 4078 1.29.2.2 skrll 4079 1.29.2.2 skrll /* Mark TX ring as full if we reach a certain threshold. */ 4080 1.29.2.2 skrll if (++ring->queued > IWM_TX_RING_HIMARK) { 4081 1.29.2.2 skrll sc->qfullmsk |= 1 << ring->qid; 4082 1.29.2.2 skrll } 4083 1.29.2.2 skrll 4084 1.29.2.2 skrll return 0; 4085 1.29.2.2 skrll } 4086 1.29.2.2 skrll 4087 1.29.2.2 skrll #if 0 4088 1.29.2.2 skrll /* not necessary? */ 4089 1.29.2.2 skrll static int 4090 1.29.2.2 skrll iwm_mvm_flush_tx_path(struct iwm_softc *sc, int tfd_msk, int sync) 4091 1.29.2.2 skrll { 4092 1.29.2.2 skrll struct iwm_tx_path_flush_cmd flush_cmd = { 4093 1.29.2.2 skrll .queues_ctl = htole32(tfd_msk), 4094 1.29.2.2 skrll .flush_ctl = htole16(IWM_DUMP_TX_FIFO_FLUSH), 4095 1.29.2.2 skrll }; 4096 1.29.2.2 skrll int ret; 4097 1.29.2.2 skrll 4098 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu(sc, IWM_TXPATH_FLUSH, 4099 1.29.2.2 skrll sync ? IWM_CMD_SYNC : IWM_CMD_ASYNC, 4100 1.29.2.2 skrll sizeof(flush_cmd), &flush_cmd); 4101 1.29.2.2 skrll if (ret) 4102 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "Flushing tx queue failed: %d\n", 4103 1.29.2.2 skrll ret); 4104 1.29.2.2 skrll return ret; 4105 1.29.2.2 skrll } 4106 1.29.2.2 skrll #endif 4107 1.29.2.2 skrll 4108 1.29.2.2 skrll 4109 1.29.2.2 skrll /* 4110 1.29.2.2 skrll * BEGIN mvm/power.c 4111 1.29.2.2 skrll */ 4112 1.29.2.2 skrll 4113 1.29.2.2 skrll #define IWM_POWER_KEEP_ALIVE_PERIOD_SEC 25 4114 1.29.2.2 skrll 4115 1.29.2.2 skrll static int 4116 1.29.2.2 skrll iwm_mvm_beacon_filter_send_cmd(struct iwm_softc *sc, 4117 1.29.2.2 skrll struct iwm_beacon_filter_cmd *cmd) 4118 1.29.2.2 skrll { 4119 1.29.2.2 skrll int ret; 4120 1.29.2.2 skrll 4121 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu(sc, IWM_REPLY_BEACON_FILTERING_CMD, 4122 1.29.2.2 skrll IWM_CMD_SYNC, sizeof(struct iwm_beacon_filter_cmd), cmd); 4123 1.29.2.2 skrll 4124 1.29.2.2 skrll if (!ret) { 4125 1.29.2.2 skrll DPRINTF(("ba_enable_beacon_abort is: %d\n", 4126 1.29.2.2 skrll le32toh(cmd->ba_enable_beacon_abort))); 4127 1.29.2.2 skrll DPRINTF(("ba_escape_timer is: %d\n", 4128 1.29.2.2 skrll le32toh(cmd->ba_escape_timer))); 4129 1.29.2.2 skrll DPRINTF(("bf_debug_flag is: %d\n", 4130 1.29.2.2 skrll le32toh(cmd->bf_debug_flag))); 4131 1.29.2.2 skrll DPRINTF(("bf_enable_beacon_filter is: %d\n", 4132 1.29.2.2 skrll le32toh(cmd->bf_enable_beacon_filter))); 4133 1.29.2.2 skrll DPRINTF(("bf_energy_delta is: %d\n", 4134 1.29.2.2 skrll le32toh(cmd->bf_energy_delta))); 4135 1.29.2.2 skrll DPRINTF(("bf_escape_timer is: %d\n", 4136 1.29.2.2 skrll le32toh(cmd->bf_escape_timer))); 4137 1.29.2.2 skrll DPRINTF(("bf_roaming_energy_delta is: %d\n", 4138 1.29.2.2 skrll le32toh(cmd->bf_roaming_energy_delta))); 4139 1.29.2.2 skrll DPRINTF(("bf_roaming_state is: %d\n", 4140 1.29.2.2 skrll le32toh(cmd->bf_roaming_state))); 4141 1.29.2.2 skrll DPRINTF(("bf_temp_threshold is: %d\n", 4142 1.29.2.2 skrll le32toh(cmd->bf_temp_threshold))); 4143 1.29.2.2 skrll DPRINTF(("bf_temp_fast_filter is: %d\n", 4144 1.29.2.2 skrll le32toh(cmd->bf_temp_fast_filter))); 4145 1.29.2.2 skrll DPRINTF(("bf_temp_slow_filter is: %d\n", 4146 1.29.2.2 skrll le32toh(cmd->bf_temp_slow_filter))); 4147 1.29.2.2 skrll } 4148 1.29.2.2 skrll return ret; 4149 1.29.2.2 skrll } 4150 1.29.2.2 skrll 4151 1.29.2.2 skrll static void 4152 1.29.2.2 skrll iwm_mvm_beacon_filter_set_cqm_params(struct iwm_softc *sc, 4153 1.29.2.2 skrll struct iwm_node *in, struct iwm_beacon_filter_cmd *cmd) 4154 1.29.2.2 skrll { 4155 1.29.2.2 skrll cmd->ba_enable_beacon_abort = htole32(sc->sc_bf.ba_enabled); 4156 1.29.2.2 skrll } 4157 1.29.2.2 skrll 4158 1.29.2.2 skrll static int 4159 1.29.2.2 skrll iwm_mvm_update_beacon_abort(struct iwm_softc *sc, struct iwm_node *in, 4160 1.29.2.2 skrll int enable) 4161 1.29.2.2 skrll { 4162 1.29.2.2 skrll struct iwm_beacon_filter_cmd cmd = { 4163 1.29.2.2 skrll IWM_BF_CMD_CONFIG_DEFAULTS, 4164 1.29.2.2 skrll .bf_enable_beacon_filter = htole32(1), 4165 1.29.2.2 skrll .ba_enable_beacon_abort = htole32(enable), 4166 1.29.2.2 skrll }; 4167 1.29.2.2 skrll 4168 1.29.2.2 skrll if (!sc->sc_bf.bf_enabled) 4169 1.29.2.2 skrll return 0; 4170 1.29.2.2 skrll 4171 1.29.2.2 skrll sc->sc_bf.ba_enabled = enable; 4172 1.29.2.2 skrll iwm_mvm_beacon_filter_set_cqm_params(sc, in, &cmd); 4173 1.29.2.2 skrll return iwm_mvm_beacon_filter_send_cmd(sc, &cmd); 4174 1.29.2.2 skrll } 4175 1.29.2.2 skrll 4176 1.29.2.2 skrll static void 4177 1.29.2.2 skrll iwm_mvm_power_log(struct iwm_softc *sc, struct iwm_mac_power_cmd *cmd) 4178 1.29.2.2 skrll { 4179 1.29.2.2 skrll DPRINTF(("Sending power table command on mac id 0x%X for " 4180 1.29.2.2 skrll "power level %d, flags = 0x%X\n", 4181 1.29.2.2 skrll cmd->id_and_color, IWM_POWER_SCHEME_CAM, le16toh(cmd->flags))); 4182 1.29.2.2 skrll DPRINTF(("Keep alive = %u sec\n", le16toh(cmd->keep_alive_seconds))); 4183 1.29.2.2 skrll 4184 1.29.2.2 skrll if (!(cmd->flags & htole16(IWM_POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK))) { 4185 1.29.2.2 skrll DPRINTF(("Disable power management\n")); 4186 1.29.2.2 skrll return; 4187 1.29.2.2 skrll } 4188 1.29.2.2 skrll KASSERT(0); 4189 1.29.2.2 skrll 4190 1.29.2.2 skrll #if 0 4191 1.29.2.2 skrll DPRINTF(mvm, "Rx timeout = %u usec\n", 4192 1.29.2.2 skrll le32_to_cpu(cmd->rx_data_timeout)); 4193 1.29.2.2 skrll DPRINTF(mvm, "Tx timeout = %u usec\n", 4194 1.29.2.2 skrll le32_to_cpu(cmd->tx_data_timeout)); 4195 1.29.2.2 skrll if (cmd->flags & cpu_to_le16(IWM_POWER_FLAGS_SKIP_OVER_DTIM_MSK)) 4196 1.29.2.2 skrll DPRINTF(mvm, "DTIM periods to skip = %u\n", 4197 1.29.2.2 skrll cmd->skip_dtim_periods); 4198 1.29.2.2 skrll if (cmd->flags & cpu_to_le16(IWM_POWER_FLAGS_LPRX_ENA_MSK)) 4199 1.29.2.2 skrll DPRINTF(mvm, "LP RX RSSI threshold = %u\n", 4200 1.29.2.2 skrll cmd->lprx_rssi_threshold); 4201 1.29.2.2 skrll if (cmd->flags & cpu_to_le16(IWM_POWER_FLAGS_ADVANCE_PM_ENA_MSK)) { 4202 1.29.2.2 skrll DPRINTF(mvm, "uAPSD enabled\n"); 4203 1.29.2.2 skrll DPRINTF(mvm, "Rx timeout (uAPSD) = %u usec\n", 4204 1.29.2.2 skrll le32_to_cpu(cmd->rx_data_timeout_uapsd)); 4205 1.29.2.2 skrll DPRINTF(mvm, "Tx timeout (uAPSD) = %u usec\n", 4206 1.29.2.2 skrll le32_to_cpu(cmd->tx_data_timeout_uapsd)); 4207 1.29.2.2 skrll DPRINTF(mvm, "QNDP TID = %d\n", cmd->qndp_tid); 4208 1.29.2.2 skrll DPRINTF(mvm, "ACs flags = 0x%x\n", cmd->uapsd_ac_flags); 4209 1.29.2.2 skrll DPRINTF(mvm, "Max SP = %d\n", cmd->uapsd_max_sp); 4210 1.29.2.2 skrll } 4211 1.29.2.2 skrll #endif 4212 1.29.2.2 skrll } 4213 1.29.2.2 skrll 4214 1.29.2.2 skrll static void 4215 1.29.2.2 skrll iwm_mvm_power_build_cmd(struct iwm_softc *sc, struct iwm_node *in, 4216 1.29.2.2 skrll struct iwm_mac_power_cmd *cmd) 4217 1.29.2.2 skrll { 4218 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 4219 1.29.2.2 skrll struct ieee80211_node *ni = &in->in_ni; 4220 1.29.2.2 skrll int dtimper, dtimper_msec; 4221 1.29.2.2 skrll int keep_alive; 4222 1.29.2.2 skrll 4223 1.29.2.2 skrll cmd->id_and_color = htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, 4224 1.29.2.2 skrll in->in_color)); 4225 1.29.2.2 skrll dtimper = ic->ic_dtim_period ?: 1; 4226 1.29.2.2 skrll 4227 1.29.2.2 skrll /* 4228 1.29.2.2 skrll * Regardless of power management state the driver must set 4229 1.29.2.2 skrll * keep alive period. FW will use it for sending keep alive NDPs 4230 1.29.2.2 skrll * immediately after association. Check that keep alive period 4231 1.29.2.2 skrll * is at least 3 * DTIM 4232 1.29.2.2 skrll */ 4233 1.29.2.2 skrll dtimper_msec = dtimper * ni->ni_intval; 4234 1.29.2.2 skrll keep_alive 4235 1.29.2.2 skrll = MAX(3 * dtimper_msec, 1000 * IWM_POWER_KEEP_ALIVE_PERIOD_SEC); 4236 1.29.2.2 skrll keep_alive = roundup(keep_alive, 1000) / 1000; 4237 1.29.2.2 skrll cmd->keep_alive_seconds = htole16(keep_alive); 4238 1.29.2.2 skrll } 4239 1.29.2.2 skrll 4240 1.29.2.2 skrll static int 4241 1.29.2.2 skrll iwm_mvm_power_mac_update_mode(struct iwm_softc *sc, struct iwm_node *in) 4242 1.29.2.2 skrll { 4243 1.29.2.2 skrll int ret; 4244 1.29.2.2 skrll int ba_enable; 4245 1.29.2.2 skrll struct iwm_mac_power_cmd cmd; 4246 1.29.2.2 skrll 4247 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 4248 1.29.2.2 skrll 4249 1.29.2.2 skrll iwm_mvm_power_build_cmd(sc, in, &cmd); 4250 1.29.2.2 skrll iwm_mvm_power_log(sc, &cmd); 4251 1.29.2.2 skrll 4252 1.29.2.2 skrll if ((ret = iwm_mvm_send_cmd_pdu(sc, IWM_MAC_PM_POWER_TABLE, 4253 1.29.2.2 skrll IWM_CMD_SYNC, sizeof(cmd), &cmd)) != 0) 4254 1.29.2.2 skrll return ret; 4255 1.29.2.2 skrll 4256 1.29.2.2 skrll ba_enable = !!(cmd.flags & 4257 1.29.2.2 skrll htole16(IWM_POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK)); 4258 1.29.2.2 skrll return iwm_mvm_update_beacon_abort(sc, in, ba_enable); 4259 1.29.2.2 skrll } 4260 1.29.2.2 skrll 4261 1.29.2.2 skrll static int 4262 1.29.2.2 skrll iwm_mvm_power_update_device(struct iwm_softc *sc) 4263 1.29.2.2 skrll { 4264 1.29.2.2 skrll struct iwm_device_power_cmd cmd = { 4265 1.29.2.2 skrll .flags = htole16(IWM_DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK), 4266 1.29.2.2 skrll }; 4267 1.29.2.2 skrll 4268 1.29.2.2 skrll if (!(sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_DEVICE_PS_CMD)) 4269 1.29.2.2 skrll return 0; 4270 1.29.2.2 skrll 4271 1.29.2.2 skrll cmd.flags |= htole16(IWM_DEVICE_POWER_FLAGS_CAM_MSK); 4272 1.29.2.2 skrll DPRINTF(("Sending device power command with flags = 0x%X\n", cmd.flags)); 4273 1.29.2.2 skrll 4274 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu(sc, 4275 1.29.2.2 skrll IWM_POWER_TABLE_CMD, IWM_CMD_SYNC, sizeof(cmd), &cmd); 4276 1.29.2.2 skrll } 4277 1.29.2.2 skrll 4278 1.29.2.2 skrll static int 4279 1.29.2.2 skrll iwm_mvm_enable_beacon_filter(struct iwm_softc *sc, struct iwm_node *in) 4280 1.29.2.2 skrll { 4281 1.29.2.2 skrll struct iwm_beacon_filter_cmd cmd = { 4282 1.29.2.2 skrll IWM_BF_CMD_CONFIG_DEFAULTS, 4283 1.29.2.2 skrll .bf_enable_beacon_filter = htole32(1), 4284 1.29.2.2 skrll }; 4285 1.29.2.2 skrll int ret; 4286 1.29.2.2 skrll 4287 1.29.2.2 skrll iwm_mvm_beacon_filter_set_cqm_params(sc, in, &cmd); 4288 1.29.2.2 skrll ret = iwm_mvm_beacon_filter_send_cmd(sc, &cmd); 4289 1.29.2.2 skrll 4290 1.29.2.2 skrll if (ret == 0) 4291 1.29.2.2 skrll sc->sc_bf.bf_enabled = 1; 4292 1.29.2.2 skrll 4293 1.29.2.2 skrll return ret; 4294 1.29.2.2 skrll } 4295 1.29.2.2 skrll 4296 1.29.2.2 skrll static int 4297 1.29.2.2 skrll iwm_mvm_disable_beacon_filter(struct iwm_softc *sc, struct iwm_node *in) 4298 1.29.2.2 skrll { 4299 1.29.2.2 skrll struct iwm_beacon_filter_cmd cmd; 4300 1.29.2.2 skrll int ret; 4301 1.29.2.2 skrll 4302 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 4303 1.29.2.2 skrll if ((sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_BF_UPDATED) == 0) 4304 1.29.2.2 skrll return 0; 4305 1.29.2.2 skrll 4306 1.29.2.2 skrll ret = iwm_mvm_beacon_filter_send_cmd(sc, &cmd); 4307 1.29.2.2 skrll if (ret == 0) 4308 1.29.2.2 skrll sc->sc_bf.bf_enabled = 0; 4309 1.29.2.2 skrll 4310 1.29.2.2 skrll return ret; 4311 1.29.2.2 skrll } 4312 1.29.2.2 skrll 4313 1.29.2.2 skrll #if 0 4314 1.29.2.2 skrll static int 4315 1.29.2.2 skrll iwm_mvm_update_beacon_filter(struct iwm_softc *sc, struct iwm_node *in) 4316 1.29.2.2 skrll { 4317 1.29.2.2 skrll if (!sc->sc_bf.bf_enabled) 4318 1.29.2.2 skrll return 0; 4319 1.29.2.2 skrll 4320 1.29.2.2 skrll return iwm_mvm_enable_beacon_filter(sc, in); 4321 1.29.2.2 skrll } 4322 1.29.2.2 skrll #endif 4323 1.29.2.2 skrll 4324 1.29.2.2 skrll /* 4325 1.29.2.2 skrll * END mvm/power.c 4326 1.29.2.2 skrll */ 4327 1.29.2.2 skrll 4328 1.29.2.2 skrll /* 4329 1.29.2.2 skrll * BEGIN mvm/sta.c 4330 1.29.2.2 skrll */ 4331 1.29.2.2 skrll 4332 1.29.2.2 skrll static void 4333 1.29.2.2 skrll iwm_mvm_add_sta_cmd_v6_to_v5(struct iwm_mvm_add_sta_cmd_v6 *cmd_v6, 4334 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v5 *cmd_v5) 4335 1.29.2.2 skrll { 4336 1.29.2.2 skrll memset(cmd_v5, 0, sizeof(*cmd_v5)); 4337 1.29.2.2 skrll 4338 1.29.2.2 skrll cmd_v5->add_modify = cmd_v6->add_modify; 4339 1.29.2.2 skrll cmd_v5->tid_disable_tx = cmd_v6->tid_disable_tx; 4340 1.29.2.2 skrll cmd_v5->mac_id_n_color = cmd_v6->mac_id_n_color; 4341 1.29.2.2 skrll memcpy(cmd_v5->addr, cmd_v6->addr, ETHER_ADDR_LEN); 4342 1.29.2.2 skrll cmd_v5->sta_id = cmd_v6->sta_id; 4343 1.29.2.2 skrll cmd_v5->modify_mask = cmd_v6->modify_mask; 4344 1.29.2.2 skrll cmd_v5->station_flags = cmd_v6->station_flags; 4345 1.29.2.2 skrll cmd_v5->station_flags_msk = cmd_v6->station_flags_msk; 4346 1.29.2.2 skrll cmd_v5->add_immediate_ba_tid = cmd_v6->add_immediate_ba_tid; 4347 1.29.2.2 skrll cmd_v5->remove_immediate_ba_tid = cmd_v6->remove_immediate_ba_tid; 4348 1.29.2.2 skrll cmd_v5->add_immediate_ba_ssn = cmd_v6->add_immediate_ba_ssn; 4349 1.29.2.2 skrll cmd_v5->sleep_tx_count = cmd_v6->sleep_tx_count; 4350 1.29.2.2 skrll cmd_v5->sleep_state_flags = cmd_v6->sleep_state_flags; 4351 1.29.2.2 skrll cmd_v5->assoc_id = cmd_v6->assoc_id; 4352 1.29.2.2 skrll cmd_v5->beamform_flags = cmd_v6->beamform_flags; 4353 1.29.2.2 skrll cmd_v5->tfd_queue_msk = cmd_v6->tfd_queue_msk; 4354 1.29.2.2 skrll } 4355 1.29.2.2 skrll 4356 1.29.2.2 skrll static int 4357 1.29.2.2 skrll iwm_mvm_send_add_sta_cmd_status(struct iwm_softc *sc, 4358 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v6 *cmd, int *status) 4359 1.29.2.2 skrll { 4360 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v5 cmd_v5; 4361 1.29.2.2 skrll 4362 1.29.2.2 skrll if (sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_STA_KEY_CMD) { 4363 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu_status(sc, IWM_ADD_STA, 4364 1.29.2.2 skrll sizeof(*cmd), cmd, status); 4365 1.29.2.2 skrll } 4366 1.29.2.2 skrll 4367 1.29.2.2 skrll iwm_mvm_add_sta_cmd_v6_to_v5(cmd, &cmd_v5); 4368 1.29.2.2 skrll 4369 1.29.2.2 skrll return iwm_mvm_send_cmd_pdu_status(sc, IWM_ADD_STA, sizeof(cmd_v5), 4370 1.29.2.2 skrll &cmd_v5, status); 4371 1.29.2.2 skrll } 4372 1.29.2.2 skrll 4373 1.29.2.2 skrll /* send station add/update command to firmware */ 4374 1.29.2.2 skrll static int 4375 1.29.2.2 skrll iwm_mvm_sta_send_to_fw(struct iwm_softc *sc, struct iwm_node *in, int update) 4376 1.29.2.2 skrll { 4377 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v6 add_sta_cmd; 4378 1.29.2.2 skrll int ret; 4379 1.29.2.2 skrll uint32_t status; 4380 1.29.2.2 skrll 4381 1.29.2.2 skrll memset(&add_sta_cmd, 0, sizeof(add_sta_cmd)); 4382 1.29.2.2 skrll 4383 1.29.2.2 skrll add_sta_cmd.sta_id = IWM_STATION_ID; 4384 1.29.2.2 skrll add_sta_cmd.mac_id_n_color 4385 1.29.2.2 skrll = htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, in->in_color)); 4386 1.29.2.2 skrll if (!update) { 4387 1.29.2.2 skrll add_sta_cmd.tfd_queue_msk = htole32(0xf); 4388 1.29.2.2 skrll IEEE80211_ADDR_COPY(&add_sta_cmd.addr, in->in_ni.ni_bssid); 4389 1.29.2.2 skrll } 4390 1.29.2.2 skrll add_sta_cmd.add_modify = update ? 1 : 0; 4391 1.29.2.2 skrll add_sta_cmd.station_flags_msk 4392 1.29.2.2 skrll |= htole32(IWM_STA_FLG_FAT_EN_MSK | IWM_STA_FLG_MIMO_EN_MSK); 4393 1.29.2.2 skrll 4394 1.29.2.2 skrll status = IWM_ADD_STA_SUCCESS; 4395 1.29.2.2 skrll ret = iwm_mvm_send_add_sta_cmd_status(sc, &add_sta_cmd, &status); 4396 1.29.2.2 skrll if (ret) 4397 1.29.2.2 skrll return ret; 4398 1.29.2.2 skrll 4399 1.29.2.2 skrll switch (status) { 4400 1.29.2.2 skrll case IWM_ADD_STA_SUCCESS: 4401 1.29.2.2 skrll break; 4402 1.29.2.2 skrll default: 4403 1.29.2.2 skrll ret = EIO; 4404 1.29.2.2 skrll DPRINTF(("IWM_ADD_STA failed\n")); 4405 1.29.2.2 skrll break; 4406 1.29.2.2 skrll } 4407 1.29.2.2 skrll 4408 1.29.2.2 skrll return ret; 4409 1.29.2.2 skrll } 4410 1.29.2.2 skrll 4411 1.29.2.2 skrll static int 4412 1.29.2.2 skrll iwm_mvm_add_sta(struct iwm_softc *sc, struct iwm_node *in) 4413 1.29.2.2 skrll { 4414 1.29.2.2 skrll int ret; 4415 1.29.2.2 skrll 4416 1.29.2.2 skrll ret = iwm_mvm_sta_send_to_fw(sc, in, 0); 4417 1.29.2.2 skrll if (ret) 4418 1.29.2.2 skrll return ret; 4419 1.29.2.2 skrll 4420 1.29.2.2 skrll return 0; 4421 1.29.2.2 skrll } 4422 1.29.2.2 skrll 4423 1.29.2.2 skrll static int 4424 1.29.2.2 skrll iwm_mvm_update_sta(struct iwm_softc *sc, struct iwm_node *in) 4425 1.29.2.2 skrll { 4426 1.29.2.2 skrll return iwm_mvm_sta_send_to_fw(sc, in, 1); 4427 1.29.2.2 skrll } 4428 1.29.2.2 skrll 4429 1.29.2.2 skrll static int 4430 1.29.2.2 skrll iwm_mvm_add_int_sta_common(struct iwm_softc *sc, struct iwm_int_sta *sta, 4431 1.29.2.2 skrll const uint8_t *addr, uint16_t mac_id, uint16_t color) 4432 1.29.2.2 skrll { 4433 1.29.2.2 skrll struct iwm_mvm_add_sta_cmd_v6 cmd; 4434 1.29.2.2 skrll int ret; 4435 1.29.2.2 skrll uint32_t status; 4436 1.29.2.2 skrll 4437 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 4438 1.29.2.2 skrll cmd.sta_id = sta->sta_id; 4439 1.29.2.2 skrll cmd.mac_id_n_color = htole32(IWM_FW_CMD_ID_AND_COLOR(mac_id, color)); 4440 1.29.2.2 skrll 4441 1.29.2.2 skrll cmd.tfd_queue_msk = htole32(sta->tfd_queue_msk); 4442 1.29.2.2 skrll 4443 1.29.2.2 skrll if (addr) 4444 1.29.2.2 skrll memcpy(cmd.addr, addr, ETHER_ADDR_LEN); 4445 1.29.2.2 skrll 4446 1.29.2.2 skrll ret = iwm_mvm_send_add_sta_cmd_status(sc, &cmd, &status); 4447 1.29.2.2 skrll if (ret) 4448 1.29.2.2 skrll return ret; 4449 1.29.2.2 skrll 4450 1.29.2.2 skrll switch (status) { 4451 1.29.2.2 skrll case IWM_ADD_STA_SUCCESS: 4452 1.29.2.2 skrll DPRINTF(("Internal station added.\n")); 4453 1.29.2.2 skrll return 0; 4454 1.29.2.2 skrll default: 4455 1.29.2.2 skrll DPRINTF(("%s: Add internal station failed, status=0x%x\n", 4456 1.29.2.2 skrll DEVNAME(sc), status)); 4457 1.29.2.2 skrll ret = EIO; 4458 1.29.2.2 skrll break; 4459 1.29.2.2 skrll } 4460 1.29.2.2 skrll return ret; 4461 1.29.2.2 skrll } 4462 1.29.2.2 skrll 4463 1.29.2.2 skrll static int 4464 1.29.2.2 skrll iwm_mvm_add_aux_sta(struct iwm_softc *sc) 4465 1.29.2.2 skrll { 4466 1.29.2.2 skrll int ret; 4467 1.29.2.2 skrll 4468 1.29.2.2 skrll sc->sc_aux_sta.sta_id = 3; 4469 1.29.2.2 skrll sc->sc_aux_sta.tfd_queue_msk = 0; 4470 1.29.2.2 skrll 4471 1.29.2.2 skrll ret = iwm_mvm_add_int_sta_common(sc, 4472 1.29.2.2 skrll &sc->sc_aux_sta, NULL, IWM_MAC_INDEX_AUX, 0); 4473 1.29.2.2 skrll 4474 1.29.2.2 skrll if (ret) 4475 1.29.2.2 skrll memset(&sc->sc_aux_sta, 0, sizeof(sc->sc_aux_sta)); 4476 1.29.2.2 skrll return ret; 4477 1.29.2.2 skrll } 4478 1.29.2.2 skrll 4479 1.29.2.2 skrll /* 4480 1.29.2.2 skrll * END mvm/sta.c 4481 1.29.2.2 skrll */ 4482 1.29.2.2 skrll 4483 1.29.2.2 skrll /* 4484 1.29.2.2 skrll * BEGIN mvm/scan.c 4485 1.29.2.2 skrll */ 4486 1.29.2.2 skrll 4487 1.29.2.2 skrll #define IWM_PLCP_QUIET_THRESH 1 4488 1.29.2.2 skrll #define IWM_ACTIVE_QUIET_TIME 10 4489 1.29.2.2 skrll #define LONG_OUT_TIME_PERIOD 600 4490 1.29.2.2 skrll #define SHORT_OUT_TIME_PERIOD 200 4491 1.29.2.2 skrll #define SUSPEND_TIME_PERIOD 100 4492 1.29.2.2 skrll 4493 1.29.2.2 skrll static uint16_t 4494 1.29.2.2 skrll iwm_mvm_scan_rx_chain(struct iwm_softc *sc) 4495 1.29.2.2 skrll { 4496 1.29.2.2 skrll uint16_t rx_chain; 4497 1.29.2.2 skrll uint8_t rx_ant; 4498 1.29.2.2 skrll 4499 1.29.2.2 skrll rx_ant = IWM_FW_VALID_RX_ANT(sc); 4500 1.29.2.2 skrll rx_chain = rx_ant << IWM_PHY_RX_CHAIN_VALID_POS; 4501 1.29.2.2 skrll rx_chain |= rx_ant << IWM_PHY_RX_CHAIN_FORCE_MIMO_SEL_POS; 4502 1.29.2.2 skrll rx_chain |= rx_ant << IWM_PHY_RX_CHAIN_FORCE_SEL_POS; 4503 1.29.2.2 skrll rx_chain |= 0x1 << IWM_PHY_RX_CHAIN_DRIVER_FORCE_POS; 4504 1.29.2.2 skrll return htole16(rx_chain); 4505 1.29.2.2 skrll } 4506 1.29.2.2 skrll 4507 1.29.2.2 skrll #define ieee80211_tu_to_usec(a) (1024*(a)) 4508 1.29.2.2 skrll 4509 1.29.2.2 skrll static uint32_t 4510 1.29.2.2 skrll iwm_mvm_scan_max_out_time(struct iwm_softc *sc, uint32_t flags, int is_assoc) 4511 1.29.2.2 skrll { 4512 1.29.2.2 skrll if (!is_assoc) 4513 1.29.2.2 skrll return 0; 4514 1.29.2.2 skrll if (flags & 0x1) 4515 1.29.2.2 skrll return htole32(ieee80211_tu_to_usec(SHORT_OUT_TIME_PERIOD)); 4516 1.29.2.2 skrll return htole32(ieee80211_tu_to_usec(LONG_OUT_TIME_PERIOD)); 4517 1.29.2.2 skrll } 4518 1.29.2.2 skrll 4519 1.29.2.2 skrll static uint32_t 4520 1.29.2.2 skrll iwm_mvm_scan_suspend_time(struct iwm_softc *sc, int is_assoc) 4521 1.29.2.2 skrll { 4522 1.29.2.2 skrll if (!is_assoc) 4523 1.29.2.2 skrll return 0; 4524 1.29.2.2 skrll return htole32(ieee80211_tu_to_usec(SUSPEND_TIME_PERIOD)); 4525 1.29.2.2 skrll } 4526 1.29.2.2 skrll 4527 1.29.2.2 skrll static uint32_t 4528 1.29.2.2 skrll iwm_mvm_scan_rxon_flags(struct iwm_softc *sc, int flags) 4529 1.29.2.2 skrll { 4530 1.29.2.2 skrll if (flags & IEEE80211_CHAN_2GHZ) 4531 1.29.2.2 skrll return htole32(IWM_PHY_BAND_24); 4532 1.29.2.2 skrll else 4533 1.29.2.2 skrll return htole32(IWM_PHY_BAND_5); 4534 1.29.2.2 skrll } 4535 1.29.2.2 skrll 4536 1.29.2.2 skrll static uint32_t 4537 1.29.2.2 skrll iwm_mvm_scan_rate_n_flags(struct iwm_softc *sc, int flags, int no_cck) 4538 1.29.2.2 skrll { 4539 1.29.2.2 skrll uint32_t tx_ant; 4540 1.29.2.2 skrll int i, ind; 4541 1.29.2.2 skrll 4542 1.29.2.2 skrll for (i = 0, ind = sc->sc_scan_last_antenna; 4543 1.29.2.2 skrll i < IWM_RATE_MCS_ANT_NUM; i++) { 4544 1.29.2.2 skrll ind = (ind + 1) % IWM_RATE_MCS_ANT_NUM; 4545 1.29.2.2 skrll if (IWM_FW_VALID_TX_ANT(sc) & (1 << ind)) { 4546 1.29.2.2 skrll sc->sc_scan_last_antenna = ind; 4547 1.29.2.2 skrll break; 4548 1.29.2.2 skrll } 4549 1.29.2.2 skrll } 4550 1.29.2.2 skrll tx_ant = (1 << sc->sc_scan_last_antenna) << IWM_RATE_MCS_ANT_POS; 4551 1.29.2.2 skrll 4552 1.29.2.2 skrll if ((flags & IEEE80211_CHAN_2GHZ) && !no_cck) 4553 1.29.2.2 skrll return htole32(IWM_RATE_1M_PLCP | IWM_RATE_MCS_CCK_MSK | 4554 1.29.2.2 skrll tx_ant); 4555 1.29.2.2 skrll else 4556 1.29.2.2 skrll return htole32(IWM_RATE_6M_PLCP | tx_ant); 4557 1.29.2.2 skrll } 4558 1.29.2.2 skrll 4559 1.29.2.2 skrll /* 4560 1.29.2.2 skrll * If req->n_ssids > 0, it means we should do an active scan. 4561 1.29.2.2 skrll * In case of active scan w/o directed scan, we receive a zero-length SSID 4562 1.29.2.2 skrll * just to notify that this scan is active and not passive. 4563 1.29.2.2 skrll * In order to notify the FW of the number of SSIDs we wish to scan (including 4564 1.29.2.2 skrll * the zero-length one), we need to set the corresponding bits in chan->type, 4565 1.29.2.2 skrll * one for each SSID, and set the active bit (first). If the first SSID is 4566 1.29.2.2 skrll * already included in the probe template, so we need to set only 4567 1.29.2.2 skrll * req->n_ssids - 1 bits in addition to the first bit. 4568 1.29.2.2 skrll */ 4569 1.29.2.2 skrll static uint16_t 4570 1.29.2.2 skrll iwm_mvm_get_active_dwell(struct iwm_softc *sc, int flags, int n_ssids) 4571 1.29.2.2 skrll { 4572 1.29.2.2 skrll if (flags & IEEE80211_CHAN_2GHZ) 4573 1.29.2.2 skrll return 30 + 3 * (n_ssids + 1); 4574 1.29.2.2 skrll return 20 + 2 * (n_ssids + 1); 4575 1.29.2.2 skrll } 4576 1.29.2.2 skrll 4577 1.29.2.2 skrll static uint16_t 4578 1.29.2.2 skrll iwm_mvm_get_passive_dwell(struct iwm_softc *sc, int flags) 4579 1.29.2.2 skrll { 4580 1.29.2.2 skrll return (flags & IEEE80211_CHAN_2GHZ) ? 100 + 20 : 100 + 10; 4581 1.29.2.2 skrll } 4582 1.29.2.2 skrll 4583 1.29.2.2 skrll static int 4584 1.29.2.2 skrll iwm_mvm_scan_fill_channels(struct iwm_softc *sc, struct iwm_scan_cmd *cmd, 4585 1.29.2.2 skrll int flags, int n_ssids, int basic_ssid) 4586 1.29.2.2 skrll { 4587 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 4588 1.29.2.2 skrll uint16_t passive_dwell = iwm_mvm_get_passive_dwell(sc, flags); 4589 1.29.2.2 skrll uint16_t active_dwell = iwm_mvm_get_active_dwell(sc, flags, n_ssids); 4590 1.29.2.2 skrll struct iwm_scan_channel *chan = (struct iwm_scan_channel *) 4591 1.29.2.2 skrll (cmd->data + le16toh(cmd->tx_cmd.len)); 4592 1.29.2.2 skrll int type = (1 << n_ssids) - 1; 4593 1.29.2.2 skrll struct ieee80211_channel *c; 4594 1.29.2.2 skrll int nchan; 4595 1.29.2.2 skrll 4596 1.29.2.2 skrll if (!basic_ssid) 4597 1.29.2.2 skrll type |= (1 << n_ssids); 4598 1.29.2.2 skrll 4599 1.29.2.2 skrll for (nchan = 0, c = &ic->ic_channels[1]; 4600 1.29.2.2 skrll c <= &ic->ic_channels[IEEE80211_CHAN_MAX]; 4601 1.29.2.2 skrll c++) { 4602 1.29.2.2 skrll if ((c->ic_flags & flags) != flags) 4603 1.29.2.2 skrll continue; 4604 1.29.2.2 skrll 4605 1.29.2.2 skrll chan->channel = htole16(ieee80211_mhz2ieee(c->ic_freq, flags)); 4606 1.29.2.2 skrll chan->type = htole32(type); 4607 1.29.2.2 skrll if (c->ic_flags & IEEE80211_CHAN_PASSIVE) 4608 1.29.2.2 skrll chan->type &= htole32(~IWM_SCAN_CHANNEL_TYPE_ACTIVE); 4609 1.29.2.2 skrll chan->active_dwell = htole16(active_dwell); 4610 1.29.2.2 skrll chan->passive_dwell = htole16(passive_dwell); 4611 1.29.2.2 skrll chan->iteration_count = htole16(1); 4612 1.29.2.2 skrll chan++; 4613 1.29.2.2 skrll nchan++; 4614 1.29.2.2 skrll } 4615 1.29.2.2 skrll if (nchan == 0) 4616 1.29.2.2 skrll DPRINTF(("%s: NO CHANNEL!\n", DEVNAME(sc))); 4617 1.29.2.2 skrll return nchan; 4618 1.29.2.2 skrll } 4619 1.29.2.2 skrll 4620 1.29.2.2 skrll /* 4621 1.29.2.2 skrll * Fill in probe request with the following parameters: 4622 1.29.2.2 skrll * TA is our vif HW address, which mac80211 ensures we have. 4623 1.29.2.2 skrll * Packet is broadcasted, so this is both SA and DA. 4624 1.29.2.2 skrll * The probe request IE is made out of two: first comes the most prioritized 4625 1.29.2.2 skrll * SSID if a directed scan is requested. Second comes whatever extra 4626 1.29.2.2 skrll * information was given to us as the scan request IE. 4627 1.29.2.2 skrll */ 4628 1.29.2.2 skrll static uint16_t 4629 1.29.2.2 skrll iwm_mvm_fill_probe_req(struct iwm_softc *sc, struct ieee80211_frame *frame, 4630 1.29.2.2 skrll const uint8_t *ta, int n_ssids, const uint8_t *ssid, int ssid_len, 4631 1.29.2.2 skrll const uint8_t *ie, int ie_len, int left) 4632 1.29.2.2 skrll { 4633 1.29.2.2 skrll int len = 0; 4634 1.29.2.2 skrll uint8_t *pos = NULL; 4635 1.29.2.2 skrll 4636 1.29.2.2 skrll /* Make sure there is enough space for the probe request, 4637 1.29.2.2 skrll * two mandatory IEs and the data */ 4638 1.29.2.2 skrll left -= sizeof(*frame); 4639 1.29.2.2 skrll if (left < 0) 4640 1.29.2.2 skrll return 0; 4641 1.29.2.2 skrll 4642 1.29.2.2 skrll frame->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | 4643 1.29.2.2 skrll IEEE80211_FC0_SUBTYPE_PROBE_REQ; 4644 1.29.2.2 skrll frame->i_fc[1] = IEEE80211_FC1_DIR_NODS; 4645 1.29.2.2 skrll IEEE80211_ADDR_COPY(frame->i_addr1, etherbroadcastaddr); 4646 1.29.2.2 skrll memcpy(frame->i_addr2, ta, ETHER_ADDR_LEN); 4647 1.29.2.2 skrll IEEE80211_ADDR_COPY(frame->i_addr3, etherbroadcastaddr); 4648 1.29.2.2 skrll 4649 1.29.2.2 skrll len += sizeof(*frame); 4650 1.29.2.2 skrll CTASSERT(sizeof(*frame) == 24); 4651 1.29.2.2 skrll 4652 1.29.2.2 skrll /* for passive scans, no need to fill anything */ 4653 1.29.2.2 skrll if (n_ssids == 0) 4654 1.29.2.2 skrll return (uint16_t)len; 4655 1.29.2.2 skrll 4656 1.29.2.2 skrll /* points to the payload of the request */ 4657 1.29.2.2 skrll pos = (uint8_t *)frame + sizeof(*frame); 4658 1.29.2.2 skrll 4659 1.29.2.2 skrll /* fill in our SSID IE */ 4660 1.29.2.2 skrll left -= ssid_len + 2; 4661 1.29.2.2 skrll if (left < 0) 4662 1.29.2.2 skrll return 0; 4663 1.29.2.2 skrll *pos++ = IEEE80211_ELEMID_SSID; 4664 1.29.2.2 skrll *pos++ = ssid_len; 4665 1.29.2.2 skrll if (ssid && ssid_len) { /* ssid_len may be == 0 even if ssid is valid */ 4666 1.29.2.2 skrll memcpy(pos, ssid, ssid_len); 4667 1.29.2.2 skrll pos += ssid_len; 4668 1.29.2.2 skrll } 4669 1.29.2.2 skrll 4670 1.29.2.2 skrll len += ssid_len + 2; 4671 1.29.2.2 skrll 4672 1.29.2.2 skrll if (left < ie_len) 4673 1.29.2.2 skrll return len; 4674 1.29.2.2 skrll 4675 1.29.2.2 skrll if (ie && ie_len) { 4676 1.29.2.2 skrll memcpy(pos, ie, ie_len); 4677 1.29.2.2 skrll len += ie_len; 4678 1.29.2.2 skrll } 4679 1.29.2.2 skrll 4680 1.29.2.2 skrll return (uint16_t)len; 4681 1.29.2.2 skrll } 4682 1.29.2.2 skrll 4683 1.29.2.2 skrll static int 4684 1.29.2.2 skrll iwm_mvm_scan_request(struct iwm_softc *sc, int flags, 4685 1.29.2.2 skrll int n_ssids, uint8_t *ssid, int ssid_len) 4686 1.29.2.2 skrll { 4687 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 4688 1.29.2.2 skrll struct iwm_host_cmd hcmd = { 4689 1.29.2.2 skrll .id = IWM_SCAN_REQUEST_CMD, 4690 1.29.2.2 skrll .len = { 0, }, 4691 1.29.2.2 skrll .data = { sc->sc_scan_cmd, }, 4692 1.29.2.2 skrll .flags = IWM_CMD_SYNC, 4693 1.29.2.2 skrll .dataflags = { IWM_HCMD_DFL_NOCOPY, }, 4694 1.29.2.2 skrll }; 4695 1.29.2.2 skrll struct iwm_scan_cmd *cmd = sc->sc_scan_cmd; 4696 1.29.2.2 skrll int is_assoc = 0; 4697 1.29.2.2 skrll int ret; 4698 1.29.2.2 skrll uint32_t status; 4699 1.29.2.2 skrll int basic_ssid = !(sc->sc_capaflags & IWM_UCODE_TLV_FLAGS_NO_BASIC_SSID); 4700 1.29.2.2 skrll 4701 1.29.2.2 skrll //lockdep_assert_held(&mvm->mutex); 4702 1.29.2.2 skrll 4703 1.29.2.2 skrll sc->sc_scanband = flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ); 4704 1.29.2.2 skrll 4705 1.29.2.2 skrll DPRINTF(("Handling ieee80211 scan request\n")); 4706 1.29.2.2 skrll memset(cmd, 0, sc->sc_scan_cmd_len); 4707 1.29.2.2 skrll 4708 1.29.2.2 skrll cmd->quiet_time = htole16(IWM_ACTIVE_QUIET_TIME); 4709 1.29.2.2 skrll cmd->quiet_plcp_th = htole16(IWM_PLCP_QUIET_THRESH); 4710 1.29.2.2 skrll cmd->rxchain_sel_flags = iwm_mvm_scan_rx_chain(sc); 4711 1.29.2.2 skrll cmd->max_out_time = iwm_mvm_scan_max_out_time(sc, 0, is_assoc); 4712 1.29.2.2 skrll cmd->suspend_time = iwm_mvm_scan_suspend_time(sc, is_assoc); 4713 1.29.2.2 skrll cmd->rxon_flags = iwm_mvm_scan_rxon_flags(sc, flags); 4714 1.29.2.2 skrll cmd->filter_flags = htole32(IWM_MAC_FILTER_ACCEPT_GRP | 4715 1.29.2.2 skrll IWM_MAC_FILTER_IN_BEACON); 4716 1.29.2.2 skrll 4717 1.29.2.2 skrll cmd->type = htole32(IWM_SCAN_TYPE_FORCED); 4718 1.29.2.2 skrll cmd->repeats = htole32(1); 4719 1.29.2.2 skrll 4720 1.29.2.2 skrll /* 4721 1.29.2.2 skrll * If the user asked for passive scan, don't change to active scan if 4722 1.29.2.2 skrll * you see any activity on the channel - remain passive. 4723 1.29.2.2 skrll */ 4724 1.29.2.2 skrll if (n_ssids > 0) { 4725 1.29.2.2 skrll cmd->passive2active = htole16(1); 4726 1.29.2.2 skrll cmd->scan_flags |= IWM_SCAN_FLAGS_PASSIVE2ACTIVE; 4727 1.29.2.2 skrll #if 0 4728 1.29.2.2 skrll if (basic_ssid) { 4729 1.29.2.2 skrll ssid = req->ssids[0].ssid; 4730 1.29.2.2 skrll ssid_len = req->ssids[0].ssid_len; 4731 1.29.2.2 skrll } 4732 1.29.2.2 skrll #endif 4733 1.29.2.2 skrll } else { 4734 1.29.2.2 skrll cmd->passive2active = 0; 4735 1.29.2.2 skrll cmd->scan_flags &= ~IWM_SCAN_FLAGS_PASSIVE2ACTIVE; 4736 1.29.2.2 skrll } 4737 1.29.2.2 skrll 4738 1.29.2.2 skrll cmd->tx_cmd.tx_flags = htole32(IWM_TX_CMD_FLG_SEQ_CTL | 4739 1.29.2.2 skrll IWM_TX_CMD_FLG_BT_DIS); 4740 1.29.2.2 skrll cmd->tx_cmd.sta_id = sc->sc_aux_sta.sta_id; 4741 1.29.2.2 skrll cmd->tx_cmd.life_time = htole32(IWM_TX_CMD_LIFE_TIME_INFINITE); 4742 1.29.2.2 skrll cmd->tx_cmd.rate_n_flags = iwm_mvm_scan_rate_n_flags(sc, flags, 1/*XXX*/); 4743 1.29.2.2 skrll 4744 1.29.2.2 skrll cmd->tx_cmd.len = htole16(iwm_mvm_fill_probe_req(sc, 4745 1.29.2.2 skrll (struct ieee80211_frame *)cmd->data, 4746 1.29.2.2 skrll ic->ic_myaddr, n_ssids, ssid, ssid_len, 4747 1.29.2.2 skrll NULL, 0, sc->sc_capa_max_probe_len)); 4748 1.29.2.2 skrll 4749 1.29.2.2 skrll cmd->channel_count 4750 1.29.2.2 skrll = iwm_mvm_scan_fill_channels(sc, cmd, flags, n_ssids, basic_ssid); 4751 1.29.2.2 skrll 4752 1.29.2.2 skrll cmd->len = htole16(sizeof(struct iwm_scan_cmd) + 4753 1.29.2.2 skrll le16toh(cmd->tx_cmd.len) + 4754 1.29.2.2 skrll (cmd->channel_count * sizeof(struct iwm_scan_channel))); 4755 1.29.2.2 skrll hcmd.len[0] = le16toh(cmd->len); 4756 1.29.2.2 skrll 4757 1.29.2.2 skrll status = IWM_SCAN_RESPONSE_OK; 4758 1.29.2.2 skrll ret = iwm_mvm_send_cmd_status(sc, &hcmd, &status); 4759 1.29.2.2 skrll if (!ret && status == IWM_SCAN_RESPONSE_OK) { 4760 1.29.2.2 skrll DPRINTF(("Scan request was sent successfully\n")); 4761 1.29.2.2 skrll } else { 4762 1.29.2.2 skrll /* 4763 1.29.2.2 skrll * If the scan failed, it usually means that the FW was unable 4764 1.29.2.2 skrll * to allocate the time events. Warn on it, but maybe we 4765 1.29.2.2 skrll * should try to send the command again with different params. 4766 1.29.2.2 skrll */ 4767 1.29.2.2 skrll sc->sc_scanband = 0; 4768 1.29.2.2 skrll ret = EIO; 4769 1.29.2.2 skrll } 4770 1.29.2.2 skrll return ret; 4771 1.29.2.2 skrll } 4772 1.29.2.2 skrll 4773 1.29.2.2 skrll /* 4774 1.29.2.2 skrll * END mvm/scan.c 4775 1.29.2.2 skrll */ 4776 1.29.2.2 skrll 4777 1.29.2.2 skrll /* 4778 1.29.2.2 skrll * BEGIN mvm/mac-ctxt.c 4779 1.29.2.2 skrll */ 4780 1.29.2.2 skrll 4781 1.29.2.2 skrll static void 4782 1.29.2.2 skrll iwm_mvm_ack_rates(struct iwm_softc *sc, struct iwm_node *in, 4783 1.29.2.2 skrll int *cck_rates, int *ofdm_rates) 4784 1.29.2.2 skrll { 4785 1.29.2.2 skrll struct ieee80211_node *ni = &in->in_ni; 4786 1.29.2.2 skrll int lowest_present_ofdm = 100; 4787 1.29.2.2 skrll int lowest_present_cck = 100; 4788 1.29.2.2 skrll uint8_t cck = 0; 4789 1.29.2.2 skrll uint8_t ofdm = 0; 4790 1.29.2.2 skrll int i; 4791 1.29.2.2 skrll 4792 1.29.2.2 skrll if (IEEE80211_IS_CHAN_2GHZ(ni->ni_chan)) { 4793 1.29.2.2 skrll for (i = 0; i <= IWM_LAST_CCK_RATE; i++) { 4794 1.29.2.2 skrll cck |= (1 << i); 4795 1.29.2.2 skrll if (lowest_present_cck > i) 4796 1.29.2.2 skrll lowest_present_cck = i; 4797 1.29.2.2 skrll } 4798 1.29.2.2 skrll } 4799 1.29.2.2 skrll for (i = IWM_FIRST_OFDM_RATE; i <= IWM_LAST_NON_HT_RATE; i++) { 4800 1.29.2.2 skrll int adj = i - IWM_FIRST_OFDM_RATE; 4801 1.29.2.2 skrll ofdm |= (1 << adj); 4802 1.29.2.2 skrll if (lowest_present_ofdm > i) 4803 1.29.2.2 skrll lowest_present_ofdm = i; 4804 1.29.2.2 skrll } 4805 1.29.2.2 skrll 4806 1.29.2.2 skrll /* 4807 1.29.2.2 skrll * Now we've got the basic rates as bitmaps in the ofdm and cck 4808 1.29.2.2 skrll * variables. This isn't sufficient though, as there might not 4809 1.29.2.2 skrll * be all the right rates in the bitmap. E.g. if the only basic 4810 1.29.2.2 skrll * rates are 5.5 Mbps and 11 Mbps, we still need to add 1 Mbps 4811 1.29.2.2 skrll * and 6 Mbps because the 802.11-2007 standard says in 9.6: 4812 1.29.2.2 skrll * 4813 1.29.2.2 skrll * [...] a STA responding to a received frame shall transmit 4814 1.29.2.2 skrll * its Control Response frame [...] at the highest rate in the 4815 1.29.2.2 skrll * BSSBasicRateSet parameter that is less than or equal to the 4816 1.29.2.2 skrll * rate of the immediately previous frame in the frame exchange 4817 1.29.2.2 skrll * sequence ([...]) and that is of the same modulation class 4818 1.29.2.2 skrll * ([...]) as the received frame. If no rate contained in the 4819 1.29.2.2 skrll * BSSBasicRateSet parameter meets these conditions, then the 4820 1.29.2.2 skrll * control frame sent in response to a received frame shall be 4821 1.29.2.2 skrll * transmitted at the highest mandatory rate of the PHY that is 4822 1.29.2.2 skrll * less than or equal to the rate of the received frame, and 4823 1.29.2.2 skrll * that is of the same modulation class as the received frame. 4824 1.29.2.2 skrll * 4825 1.29.2.2 skrll * As a consequence, we need to add all mandatory rates that are 4826 1.29.2.2 skrll * lower than all of the basic rates to these bitmaps. 4827 1.29.2.2 skrll */ 4828 1.29.2.2 skrll 4829 1.29.2.2 skrll if (IWM_RATE_24M_INDEX < lowest_present_ofdm) 4830 1.29.2.2 skrll ofdm |= IWM_RATE_BIT_MSK(24) >> IWM_FIRST_OFDM_RATE; 4831 1.29.2.2 skrll if (IWM_RATE_12M_INDEX < lowest_present_ofdm) 4832 1.29.2.2 skrll ofdm |= IWM_RATE_BIT_MSK(12) >> IWM_FIRST_OFDM_RATE; 4833 1.29.2.2 skrll /* 6M already there or needed so always add */ 4834 1.29.2.2 skrll ofdm |= IWM_RATE_BIT_MSK(6) >> IWM_FIRST_OFDM_RATE; 4835 1.29.2.2 skrll 4836 1.29.2.2 skrll /* 4837 1.29.2.2 skrll * CCK is a bit more complex with DSSS vs. HR/DSSS vs. ERP. 4838 1.29.2.2 skrll * Note, however: 4839 1.29.2.2 skrll * - if no CCK rates are basic, it must be ERP since there must 4840 1.29.2.2 skrll * be some basic rates at all, so they're OFDM => ERP PHY 4841 1.29.2.2 skrll * (or we're in 5 GHz, and the cck bitmap will never be used) 4842 1.29.2.2 skrll * - if 11M is a basic rate, it must be ERP as well, so add 5.5M 4843 1.29.2.2 skrll * - if 5.5M is basic, 1M and 2M are mandatory 4844 1.29.2.2 skrll * - if 2M is basic, 1M is mandatory 4845 1.29.2.2 skrll * - if 1M is basic, that's the only valid ACK rate. 4846 1.29.2.2 skrll * As a consequence, it's not as complicated as it sounds, just add 4847 1.29.2.2 skrll * any lower rates to the ACK rate bitmap. 4848 1.29.2.2 skrll */ 4849 1.29.2.2 skrll if (IWM_RATE_11M_INDEX < lowest_present_cck) 4850 1.29.2.2 skrll cck |= IWM_RATE_BIT_MSK(11) >> IWM_FIRST_CCK_RATE; 4851 1.29.2.2 skrll if (IWM_RATE_5M_INDEX < lowest_present_cck) 4852 1.29.2.2 skrll cck |= IWM_RATE_BIT_MSK(5) >> IWM_FIRST_CCK_RATE; 4853 1.29.2.2 skrll if (IWM_RATE_2M_INDEX < lowest_present_cck) 4854 1.29.2.2 skrll cck |= IWM_RATE_BIT_MSK(2) >> IWM_FIRST_CCK_RATE; 4855 1.29.2.2 skrll /* 1M already there or needed so always add */ 4856 1.29.2.2 skrll cck |= IWM_RATE_BIT_MSK(1) >> IWM_FIRST_CCK_RATE; 4857 1.29.2.2 skrll 4858 1.29.2.2 skrll *cck_rates = cck; 4859 1.29.2.2 skrll *ofdm_rates = ofdm; 4860 1.29.2.2 skrll } 4861 1.29.2.2 skrll 4862 1.29.2.2 skrll static void 4863 1.29.2.2 skrll iwm_mvm_mac_ctxt_cmd_common(struct iwm_softc *sc, struct iwm_node *in, 4864 1.29.2.2 skrll struct iwm_mac_ctx_cmd *cmd, uint32_t action) 4865 1.29.2.2 skrll { 4866 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 4867 1.29.2.2 skrll struct ieee80211_node *ni = ic->ic_bss; 4868 1.29.2.2 skrll int cck_ack_rates, ofdm_ack_rates; 4869 1.29.2.2 skrll int i; 4870 1.29.2.2 skrll 4871 1.29.2.2 skrll cmd->id_and_color = htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, 4872 1.29.2.2 skrll in->in_color)); 4873 1.29.2.2 skrll cmd->action = htole32(action); 4874 1.29.2.2 skrll 4875 1.29.2.2 skrll cmd->mac_type = htole32(IWM_FW_MAC_TYPE_BSS_STA); 4876 1.29.2.2 skrll cmd->tsf_id = htole32(in->in_tsfid); 4877 1.29.2.2 skrll 4878 1.29.2.2 skrll IEEE80211_ADDR_COPY(cmd->node_addr, ic->ic_myaddr); 4879 1.29.2.2 skrll if (in->in_assoc) { 4880 1.29.2.2 skrll IEEE80211_ADDR_COPY(cmd->bssid_addr, ni->ni_bssid); 4881 1.29.2.2 skrll } else { 4882 1.29.2.2 skrll memset(cmd->bssid_addr, 0, sizeof(cmd->bssid_addr)); 4883 1.29.2.2 skrll } 4884 1.29.2.2 skrll iwm_mvm_ack_rates(sc, in, &cck_ack_rates, &ofdm_ack_rates); 4885 1.29.2.2 skrll cmd->cck_rates = htole32(cck_ack_rates); 4886 1.29.2.2 skrll cmd->ofdm_rates = htole32(ofdm_ack_rates); 4887 1.29.2.2 skrll 4888 1.29.2.2 skrll cmd->cck_short_preamble 4889 1.29.2.2 skrll = htole32((ic->ic_flags & IEEE80211_F_SHPREAMBLE) 4890 1.29.2.2 skrll ? IWM_MAC_FLG_SHORT_PREAMBLE : 0); 4891 1.29.2.2 skrll cmd->short_slot 4892 1.29.2.2 skrll = htole32((ic->ic_flags & IEEE80211_F_SHSLOT) 4893 1.29.2.2 skrll ? IWM_MAC_FLG_SHORT_SLOT : 0); 4894 1.29.2.2 skrll 4895 1.29.2.2 skrll for (i = 0; i < IWM_AC_NUM+1; i++) { 4896 1.29.2.2 skrll int txf = i; 4897 1.29.2.2 skrll 4898 1.29.2.2 skrll cmd->ac[txf].cw_min = htole16(0x0f); 4899 1.29.2.2 skrll cmd->ac[txf].cw_max = htole16(0x3f); 4900 1.29.2.2 skrll cmd->ac[txf].aifsn = 1; 4901 1.29.2.2 skrll cmd->ac[txf].fifos_mask = (1 << txf); 4902 1.29.2.2 skrll cmd->ac[txf].edca_txop = 0; 4903 1.29.2.2 skrll } 4904 1.29.2.2 skrll 4905 1.29.2.2 skrll if (ic->ic_flags & IEEE80211_F_USEPROT) 4906 1.29.2.2 skrll cmd->protection_flags |= htole32(IWM_MAC_PROT_FLG_TGG_PROTECT); 4907 1.29.2.2 skrll 4908 1.29.2.2 skrll cmd->filter_flags = htole32(IWM_MAC_FILTER_ACCEPT_GRP); 4909 1.29.2.2 skrll } 4910 1.29.2.2 skrll 4911 1.29.2.2 skrll static int 4912 1.29.2.2 skrll iwm_mvm_mac_ctxt_send_cmd(struct iwm_softc *sc, struct iwm_mac_ctx_cmd *cmd) 4913 1.29.2.2 skrll { 4914 1.29.2.2 skrll int ret = iwm_mvm_send_cmd_pdu(sc, IWM_MAC_CONTEXT_CMD, IWM_CMD_SYNC, 4915 1.29.2.2 skrll sizeof(*cmd), cmd); 4916 1.29.2.2 skrll if (ret) 4917 1.29.2.2 skrll DPRINTF(("%s: Failed to send MAC context (action:%d): %d\n", 4918 1.29.2.2 skrll DEVNAME(sc), le32toh(cmd->action), ret)); 4919 1.29.2.2 skrll return ret; 4920 1.29.2.2 skrll } 4921 1.29.2.2 skrll 4922 1.29.2.2 skrll /* 4923 1.29.2.2 skrll * Fill the specific data for mac context of type station or p2p client 4924 1.29.2.2 skrll */ 4925 1.29.2.2 skrll static void 4926 1.29.2.2 skrll iwm_mvm_mac_ctxt_cmd_fill_sta(struct iwm_softc *sc, struct iwm_node *in, 4927 1.29.2.2 skrll struct iwm_mac_data_sta *ctxt_sta, int force_assoc_off) 4928 1.29.2.2 skrll { 4929 1.29.2.2 skrll struct ieee80211_node *ni = &in->in_ni; 4930 1.29.2.2 skrll unsigned dtim_period, dtim_count; 4931 1.29.2.2 skrll 4932 1.29.2.2 skrll dtim_period = ni->ni_dtim_period; 4933 1.29.2.2 skrll dtim_count = ni->ni_dtim_count; 4934 1.29.2.2 skrll 4935 1.29.2.2 skrll /* We need the dtim_period to set the MAC as associated */ 4936 1.29.2.2 skrll if (in->in_assoc && dtim_period && !force_assoc_off) { 4937 1.29.2.2 skrll uint64_t tsf; 4938 1.29.2.2 skrll uint32_t dtim_offs; 4939 1.29.2.2 skrll 4940 1.29.2.2 skrll /* 4941 1.29.2.2 skrll * The DTIM count counts down, so when it is N that means N 4942 1.29.2.2 skrll * more beacon intervals happen until the DTIM TBTT. Therefore 4943 1.29.2.2 skrll * add this to the current time. If that ends up being in the 4944 1.29.2.2 skrll * future, the firmware will handle it. 4945 1.29.2.2 skrll * 4946 1.29.2.2 skrll * Also note that the system_timestamp (which we get here as 4947 1.29.2.2 skrll * "sync_device_ts") and TSF timestamp aren't at exactly the 4948 1.29.2.2 skrll * same offset in the frame -- the TSF is at the first symbol 4949 1.29.2.2 skrll * of the TSF, the system timestamp is at signal acquisition 4950 1.29.2.2 skrll * time. This means there's an offset between them of at most 4951 1.29.2.2 skrll * a few hundred microseconds (24 * 8 bits + PLCP time gives 4952 1.29.2.2 skrll * 384us in the longest case), this is currently not relevant 4953 1.29.2.2 skrll * as the firmware wakes up around 2ms before the TBTT. 4954 1.29.2.2 skrll */ 4955 1.29.2.2 skrll dtim_offs = dtim_count * ni->ni_intval; 4956 1.29.2.2 skrll /* convert TU to usecs */ 4957 1.29.2.2 skrll dtim_offs *= 1024; 4958 1.29.2.2 skrll 4959 1.29.2.2 skrll tsf = ni->ni_tstamp.tsf; 4960 1.29.2.2 skrll 4961 1.29.2.2 skrll ctxt_sta->dtim_tsf = htole64(tsf + dtim_offs); 4962 1.29.2.2 skrll ctxt_sta->dtim_time = htole64(ni->ni_rstamp + dtim_offs); 4963 1.29.2.2 skrll 4964 1.29.2.2 skrll DPRINTF(("DTIM TBTT is 0x%llx/0x%x, offset %d\n", 4965 1.29.2.2 skrll (long long)le64toh(ctxt_sta->dtim_tsf), 4966 1.29.2.2 skrll le32toh(ctxt_sta->dtim_time), dtim_offs)); 4967 1.29.2.2 skrll 4968 1.29.2.2 skrll ctxt_sta->is_assoc = htole32(1); 4969 1.29.2.2 skrll } else { 4970 1.29.2.2 skrll ctxt_sta->is_assoc = htole32(0); 4971 1.29.2.2 skrll } 4972 1.29.2.2 skrll 4973 1.29.2.2 skrll ctxt_sta->bi = htole32(ni->ni_intval); 4974 1.29.2.2 skrll ctxt_sta->bi_reciprocal = htole32(iwm_mvm_reciprocal(ni->ni_intval)); 4975 1.29.2.2 skrll ctxt_sta->dtim_interval = htole32(ni->ni_intval * dtim_period); 4976 1.29.2.2 skrll ctxt_sta->dtim_reciprocal = 4977 1.29.2.2 skrll htole32(iwm_mvm_reciprocal(ni->ni_intval * dtim_period)); 4978 1.29.2.2 skrll 4979 1.29.2.2 skrll /* 10 = CONN_MAX_LISTEN_INTERVAL */ 4980 1.29.2.2 skrll ctxt_sta->listen_interval = htole32(10); 4981 1.29.2.2 skrll ctxt_sta->assoc_id = htole32(ni->ni_associd); 4982 1.29.2.2 skrll } 4983 1.29.2.2 skrll 4984 1.29.2.2 skrll static int 4985 1.29.2.2 skrll iwm_mvm_mac_ctxt_cmd_station(struct iwm_softc *sc, struct iwm_node *in, 4986 1.29.2.2 skrll uint32_t action) 4987 1.29.2.2 skrll { 4988 1.29.2.2 skrll struct iwm_mac_ctx_cmd cmd; 4989 1.29.2.2 skrll 4990 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 4991 1.29.2.2 skrll 4992 1.29.2.2 skrll /* Fill the common data for all mac context types */ 4993 1.29.2.2 skrll iwm_mvm_mac_ctxt_cmd_common(sc, in, &cmd, action); 4994 1.29.2.2 skrll 4995 1.29.2.2 skrll /* Allow beacons to pass through as long as we are not associated,or we 4996 1.29.2.2 skrll * do not have dtim period information */ 4997 1.29.2.2 skrll if (!in->in_assoc || !sc->sc_ic.ic_dtim_period) 4998 1.29.2.2 skrll cmd.filter_flags |= htole32(IWM_MAC_FILTER_IN_BEACON); 4999 1.29.2.2 skrll else 5000 1.29.2.2 skrll cmd.filter_flags &= ~htole32(IWM_MAC_FILTER_IN_BEACON); 5001 1.29.2.2 skrll 5002 1.29.2.2 skrll /* Fill the data specific for station mode */ 5003 1.29.2.2 skrll iwm_mvm_mac_ctxt_cmd_fill_sta(sc, in, 5004 1.29.2.2 skrll &cmd.sta, action == IWM_FW_CTXT_ACTION_ADD); 5005 1.29.2.2 skrll 5006 1.29.2.2 skrll return iwm_mvm_mac_ctxt_send_cmd(sc, &cmd); 5007 1.29.2.2 skrll } 5008 1.29.2.2 skrll 5009 1.29.2.2 skrll static int 5010 1.29.2.2 skrll iwm_mvm_mac_ctx_send(struct iwm_softc *sc, struct iwm_node *in, uint32_t action) 5011 1.29.2.2 skrll { 5012 1.29.2.2 skrll return iwm_mvm_mac_ctxt_cmd_station(sc, in, action); 5013 1.29.2.2 skrll } 5014 1.29.2.2 skrll 5015 1.29.2.2 skrll static int 5016 1.29.2.2 skrll iwm_mvm_mac_ctxt_add(struct iwm_softc *sc, struct iwm_node *in) 5017 1.29.2.2 skrll { 5018 1.29.2.2 skrll int ret; 5019 1.29.2.2 skrll 5020 1.29.2.2 skrll ret = iwm_mvm_mac_ctx_send(sc, in, IWM_FW_CTXT_ACTION_ADD); 5021 1.29.2.2 skrll if (ret) 5022 1.29.2.2 skrll return ret; 5023 1.29.2.2 skrll 5024 1.29.2.2 skrll return 0; 5025 1.29.2.2 skrll } 5026 1.29.2.2 skrll 5027 1.29.2.2 skrll static int 5028 1.29.2.2 skrll iwm_mvm_mac_ctxt_changed(struct iwm_softc *sc, struct iwm_node *in) 5029 1.29.2.2 skrll { 5030 1.29.2.2 skrll return iwm_mvm_mac_ctx_send(sc, in, IWM_FW_CTXT_ACTION_MODIFY); 5031 1.29.2.2 skrll } 5032 1.29.2.2 skrll 5033 1.29.2.2 skrll #if 0 5034 1.29.2.2 skrll static int 5035 1.29.2.2 skrll iwm_mvm_mac_ctxt_remove(struct iwm_softc *sc, struct iwm_node *in) 5036 1.29.2.2 skrll { 5037 1.29.2.2 skrll struct iwm_mac_ctx_cmd cmd; 5038 1.29.2.2 skrll int ret; 5039 1.29.2.2 skrll 5040 1.29.2.2 skrll if (!in->in_uploaded) { 5041 1.29.2.2 skrll print("%s: attempt to remove !uploaded node %p", DEVNAME(sc), in); 5042 1.29.2.2 skrll return EIO; 5043 1.29.2.2 skrll } 5044 1.29.2.2 skrll 5045 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 5046 1.29.2.2 skrll 5047 1.29.2.2 skrll cmd.id_and_color = htole32(IWM_FW_CMD_ID_AND_COLOR(in->in_id, 5048 1.29.2.2 skrll in->in_color)); 5049 1.29.2.2 skrll cmd.action = htole32(IWM_FW_CTXT_ACTION_REMOVE); 5050 1.29.2.2 skrll 5051 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu(sc, 5052 1.29.2.2 skrll IWM_MAC_CONTEXT_CMD, IWM_CMD_SYNC, sizeof(cmd), &cmd); 5053 1.29.2.2 skrll if (ret) { 5054 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 5055 1.29.2.2 skrll "Failed to remove MAC context: %d\n", ret); 5056 1.29.2.2 skrll return ret; 5057 1.29.2.2 skrll } 5058 1.29.2.2 skrll in->in_uploaded = 0; 5059 1.29.2.2 skrll 5060 1.29.2.2 skrll return 0; 5061 1.29.2.2 skrll } 5062 1.29.2.2 skrll #endif 5063 1.29.2.2 skrll 5064 1.29.2.2 skrll #define IWM_MVM_MISSED_BEACONS_THRESHOLD 8 5065 1.29.2.2 skrll 5066 1.29.2.2 skrll static void 5067 1.29.2.2 skrll iwm_mvm_rx_missed_beacons_notif(struct iwm_softc *sc, 5068 1.29.2.2 skrll struct iwm_rx_packet *pkt, struct iwm_rx_data *data) 5069 1.29.2.2 skrll { 5070 1.29.2.2 skrll struct iwm_missed_beacons_notif *mb = (void *)pkt->data; 5071 1.29.2.2 skrll 5072 1.29.2.2 skrll DPRINTF(("missed bcn mac_id=%u, consecutive=%u (%u, %u, %u)\n", 5073 1.29.2.2 skrll le32toh(mb->mac_id), 5074 1.29.2.2 skrll le32toh(mb->consec_missed_beacons), 5075 1.29.2.2 skrll le32toh(mb->consec_missed_beacons_since_last_rx), 5076 1.29.2.2 skrll le32toh(mb->num_recvd_beacons), 5077 1.29.2.2 skrll le32toh(mb->num_expected_beacons))); 5078 1.29.2.2 skrll 5079 1.29.2.2 skrll /* 5080 1.29.2.2 skrll * TODO: the threshold should be adjusted based on latency conditions, 5081 1.29.2.2 skrll * and/or in case of a CS flow on one of the other AP vifs. 5082 1.29.2.2 skrll */ 5083 1.29.2.2 skrll if (le32toh(mb->consec_missed_beacons_since_last_rx) > 5084 1.29.2.2 skrll IWM_MVM_MISSED_BEACONS_THRESHOLD) 5085 1.29.2.2 skrll ieee80211_beacon_miss(&sc->sc_ic); 5086 1.29.2.2 skrll } 5087 1.29.2.2 skrll 5088 1.29.2.2 skrll /* 5089 1.29.2.2 skrll * END mvm/mac-ctxt.c 5090 1.29.2.2 skrll */ 5091 1.29.2.2 skrll 5092 1.29.2.2 skrll /* 5093 1.29.2.2 skrll * BEGIN mvm/quota.c 5094 1.29.2.2 skrll */ 5095 1.29.2.2 skrll 5096 1.29.2.2 skrll static int 5097 1.29.2.2 skrll iwm_mvm_update_quotas(struct iwm_softc *sc, struct iwm_node *in) 5098 1.29.2.2 skrll { 5099 1.29.2.2 skrll struct iwm_time_quota_cmd cmd; 5100 1.29.2.2 skrll int i, idx, ret, num_active_macs, quota, quota_rem; 5101 1.29.2.2 skrll int colors[IWM_MAX_BINDINGS] = { -1, -1, -1, -1, }; 5102 1.29.2.2 skrll int n_ifs[IWM_MAX_BINDINGS] = {0, }; 5103 1.29.2.2 skrll uint16_t id; 5104 1.29.2.2 skrll 5105 1.29.2.2 skrll memset(&cmd, 0, sizeof(cmd)); 5106 1.29.2.2 skrll 5107 1.29.2.2 skrll /* currently, PHY ID == binding ID */ 5108 1.29.2.2 skrll if (in) { 5109 1.29.2.2 skrll id = in->in_phyctxt->id; 5110 1.29.2.2 skrll KASSERT(id < IWM_MAX_BINDINGS); 5111 1.29.2.2 skrll colors[id] = in->in_phyctxt->color; 5112 1.29.2.2 skrll 5113 1.29.2.2 skrll if (1) 5114 1.29.2.2 skrll n_ifs[id] = 1; 5115 1.29.2.2 skrll } 5116 1.29.2.2 skrll 5117 1.29.2.2 skrll /* 5118 1.29.2.2 skrll * The FW's scheduling session consists of 5119 1.29.2.2 skrll * IWM_MVM_MAX_QUOTA fragments. Divide these fragments 5120 1.29.2.2 skrll * equally between all the bindings that require quota 5121 1.29.2.2 skrll */ 5122 1.29.2.2 skrll num_active_macs = 0; 5123 1.29.2.2 skrll for (i = 0; i < IWM_MAX_BINDINGS; i++) { 5124 1.29.2.2 skrll cmd.quotas[i].id_and_color = htole32(IWM_FW_CTXT_INVALID); 5125 1.29.2.2 skrll num_active_macs += n_ifs[i]; 5126 1.29.2.2 skrll } 5127 1.29.2.2 skrll 5128 1.29.2.2 skrll quota = 0; 5129 1.29.2.2 skrll quota_rem = 0; 5130 1.29.2.2 skrll if (num_active_macs) { 5131 1.29.2.2 skrll quota = IWM_MVM_MAX_QUOTA / num_active_macs; 5132 1.29.2.2 skrll quota_rem = IWM_MVM_MAX_QUOTA % num_active_macs; 5133 1.29.2.2 skrll } 5134 1.29.2.2 skrll 5135 1.29.2.2 skrll for (idx = 0, i = 0; i < IWM_MAX_BINDINGS; i++) { 5136 1.29.2.2 skrll if (colors[i] < 0) 5137 1.29.2.2 skrll continue; 5138 1.29.2.2 skrll 5139 1.29.2.2 skrll cmd.quotas[idx].id_and_color = 5140 1.29.2.2 skrll htole32(IWM_FW_CMD_ID_AND_COLOR(i, colors[i])); 5141 1.29.2.2 skrll 5142 1.29.2.2 skrll if (n_ifs[i] <= 0) { 5143 1.29.2.2 skrll cmd.quotas[idx].quota = htole32(0); 5144 1.29.2.2 skrll cmd.quotas[idx].max_duration = htole32(0); 5145 1.29.2.2 skrll } else { 5146 1.29.2.2 skrll cmd.quotas[idx].quota = htole32(quota * n_ifs[i]); 5147 1.29.2.2 skrll cmd.quotas[idx].max_duration = htole32(0); 5148 1.29.2.2 skrll } 5149 1.29.2.2 skrll idx++; 5150 1.29.2.2 skrll } 5151 1.29.2.2 skrll 5152 1.29.2.2 skrll /* Give the remainder of the session to the first binding */ 5153 1.29.2.2 skrll cmd.quotas[0].quota = htole32(le32toh(cmd.quotas[0].quota) + quota_rem); 5154 1.29.2.2 skrll 5155 1.29.2.2 skrll ret = iwm_mvm_send_cmd_pdu(sc, IWM_TIME_QUOTA_CMD, IWM_CMD_SYNC, 5156 1.29.2.2 skrll sizeof(cmd), &cmd); 5157 1.29.2.2 skrll if (ret) 5158 1.29.2.2 skrll DPRINTF(("%s: Failed to send quota: %d\n", DEVNAME(sc), ret)); 5159 1.29.2.2 skrll return ret; 5160 1.29.2.2 skrll } 5161 1.29.2.2 skrll 5162 1.29.2.2 skrll /* 5163 1.29.2.2 skrll * END mvm/quota.c 5164 1.29.2.2 skrll */ 5165 1.29.2.2 skrll 5166 1.29.2.2 skrll /* 5167 1.29.2.2 skrll * aieee80211 routines 5168 1.29.2.2 skrll */ 5169 1.29.2.2 skrll 5170 1.29.2.2 skrll /* 5171 1.29.2.2 skrll * Change to AUTH state in 80211 state machine. Roughly matches what 5172 1.29.2.2 skrll * Linux does in bss_info_changed(). 5173 1.29.2.2 skrll */ 5174 1.29.2.2 skrll static int 5175 1.29.2.2 skrll iwm_auth(struct iwm_softc *sc) 5176 1.29.2.2 skrll { 5177 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5178 1.29.2.2 skrll struct iwm_node *in = (void *)ic->ic_bss; 5179 1.29.2.2 skrll uint32_t duration; 5180 1.29.2.2 skrll uint32_t min_duration; 5181 1.29.2.2 skrll int error; 5182 1.29.2.2 skrll 5183 1.29.2.2 skrll in->in_assoc = 0; 5184 1.29.2.2 skrll 5185 1.29.2.2 skrll if ((error = iwm_allow_mcast(sc)) != 0) 5186 1.29.2.2 skrll return error; 5187 1.29.2.2 skrll 5188 1.29.2.2 skrll if ((error = iwm_mvm_mac_ctxt_add(sc, in)) != 0) { 5189 1.29.2.2 skrll DPRINTF(("%s: failed to add MAC\n", DEVNAME(sc))); 5190 1.29.2.2 skrll return error; 5191 1.29.2.2 skrll } 5192 1.29.2.2 skrll 5193 1.29.2.2 skrll if ((error = iwm_mvm_phy_ctxt_changed(sc, &sc->sc_phyctxt[0], 5194 1.29.2.2 skrll in->in_ni.ni_chan, 1, 1)) != 0) { 5195 1.29.2.2 skrll DPRINTF(("%s: failed add phy ctxt\n", DEVNAME(sc))); 5196 1.29.2.2 skrll return error; 5197 1.29.2.2 skrll } 5198 1.29.2.2 skrll in->in_phyctxt = &sc->sc_phyctxt[0]; 5199 1.29.2.2 skrll 5200 1.29.2.2 skrll if ((error = iwm_mvm_binding_add_vif(sc, in)) != 0) { 5201 1.29.2.2 skrll DPRINTF(("%s: binding cmd\n", DEVNAME(sc))); 5202 1.29.2.2 skrll return error; 5203 1.29.2.2 skrll } 5204 1.29.2.2 skrll 5205 1.29.2.2 skrll if ((error = iwm_mvm_add_sta(sc, in)) != 0) { 5206 1.29.2.2 skrll DPRINTF(("%s: failed to add MAC\n", DEVNAME(sc))); 5207 1.29.2.2 skrll return error; 5208 1.29.2.2 skrll } 5209 1.29.2.2 skrll 5210 1.29.2.2 skrll /* a bit superfluous? */ 5211 1.29.2.2 skrll while (sc->sc_auth_prot) 5212 1.29.2.2 skrll tsleep(&sc->sc_auth_prot, 0, "iwmauth", 0); 5213 1.29.2.2 skrll sc->sc_auth_prot = 1; 5214 1.29.2.2 skrll 5215 1.29.2.2 skrll duration = min(IWM_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS, 5216 1.29.2.2 skrll 200 + in->in_ni.ni_intval); 5217 1.29.2.2 skrll min_duration = min(IWM_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS, 5218 1.29.2.2 skrll 100 + in->in_ni.ni_intval); 5219 1.29.2.2 skrll iwm_mvm_protect_session(sc, in, duration, min_duration, 500); 5220 1.29.2.2 skrll 5221 1.29.2.2 skrll while (sc->sc_auth_prot != 2) { 5222 1.29.2.2 skrll /* 5223 1.29.2.2 skrll * well, meh, but if the kernel is sleeping for half a 5224 1.29.2.2 skrll * second, we have bigger problems 5225 1.29.2.2 skrll */ 5226 1.29.2.2 skrll if (sc->sc_auth_prot == 0) { 5227 1.29.2.2 skrll DPRINTF(("%s: missed auth window!\n", DEVNAME(sc))); 5228 1.29.2.2 skrll return ETIMEDOUT; 5229 1.29.2.2 skrll } else if (sc->sc_auth_prot == -1) { 5230 1.29.2.2 skrll DPRINTF(("%s: no time event, denied!\n", DEVNAME(sc))); 5231 1.29.2.2 skrll sc->sc_auth_prot = 0; 5232 1.29.2.2 skrll return EAUTH; 5233 1.29.2.2 skrll } 5234 1.29.2.2 skrll tsleep(&sc->sc_auth_prot, 0, "iwmau2", 0); 5235 1.29.2.2 skrll } 5236 1.29.2.2 skrll 5237 1.29.2.2 skrll return 0; 5238 1.29.2.2 skrll } 5239 1.29.2.2 skrll 5240 1.29.2.2 skrll static int 5241 1.29.2.2 skrll iwm_assoc(struct iwm_softc *sc) 5242 1.29.2.2 skrll { 5243 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5244 1.29.2.2 skrll struct iwm_node *in = (void *)ic->ic_bss; 5245 1.29.2.2 skrll int error; 5246 1.29.2.2 skrll 5247 1.29.2.2 skrll if ((error = iwm_mvm_update_sta(sc, in)) != 0) { 5248 1.29.2.2 skrll DPRINTF(("%s: failed to update STA\n", DEVNAME(sc))); 5249 1.29.2.2 skrll return error; 5250 1.29.2.2 skrll } 5251 1.29.2.2 skrll 5252 1.29.2.2 skrll in->in_assoc = 1; 5253 1.29.2.2 skrll if ((error = iwm_mvm_mac_ctxt_changed(sc, in)) != 0) { 5254 1.29.2.2 skrll DPRINTF(("%s: failed to update MAC\n", DEVNAME(sc))); 5255 1.29.2.2 skrll return error; 5256 1.29.2.2 skrll } 5257 1.29.2.2 skrll 5258 1.29.2.2 skrll return 0; 5259 1.29.2.2 skrll } 5260 1.29.2.2 skrll 5261 1.29.2.2 skrll static int 5262 1.29.2.2 skrll iwm_release(struct iwm_softc *sc, struct iwm_node *in) 5263 1.29.2.2 skrll { 5264 1.29.2.2 skrll /* 5265 1.29.2.2 skrll * Ok, so *technically* the proper set of calls for going 5266 1.29.2.2 skrll * from RUN back to SCAN is: 5267 1.29.2.2 skrll * 5268 1.29.2.2 skrll * iwm_mvm_power_mac_disable(sc, in); 5269 1.29.2.2 skrll * iwm_mvm_mac_ctxt_changed(sc, in); 5270 1.29.2.2 skrll * iwm_mvm_rm_sta(sc, in); 5271 1.29.2.2 skrll * iwm_mvm_update_quotas(sc, NULL); 5272 1.29.2.2 skrll * iwm_mvm_mac_ctxt_changed(sc, in); 5273 1.29.2.2 skrll * iwm_mvm_binding_remove_vif(sc, in); 5274 1.29.2.2 skrll * iwm_mvm_mac_ctxt_remove(sc, in); 5275 1.29.2.2 skrll * 5276 1.29.2.2 skrll * However, that freezes the device not matter which permutations 5277 1.29.2.2 skrll * and modifications are attempted. Obviously, this driver is missing 5278 1.29.2.2 skrll * something since it works in the Linux driver, but figuring out what 5279 1.29.2.2 skrll * is missing is a little more complicated. Now, since we're going 5280 1.29.2.2 skrll * back to nothing anyway, we'll just do a complete device reset. 5281 1.29.2.2 skrll * Up your's, device! 5282 1.29.2.2 skrll */ 5283 1.29.2.2 skrll //iwm_mvm_flush_tx_path(sc, 0xf, 1); 5284 1.29.2.2 skrll iwm_stop_device(sc); 5285 1.29.2.2 skrll iwm_init_hw(sc); 5286 1.29.2.2 skrll if (in) 5287 1.29.2.2 skrll in->in_assoc = 0; 5288 1.29.2.2 skrll return 0; 5289 1.29.2.2 skrll 5290 1.29.2.2 skrll #if 0 5291 1.29.2.2 skrll int error; 5292 1.29.2.2 skrll 5293 1.29.2.2 skrll iwm_mvm_power_mac_disable(sc, in); 5294 1.29.2.2 skrll 5295 1.29.2.2 skrll if ((error = iwm_mvm_mac_ctxt_changed(sc, in)) != 0) { 5296 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "mac ctxt change fail 1 %d\n", 5297 1.29.2.2 skrll error); 5298 1.29.2.2 skrll return error; 5299 1.29.2.2 skrll } 5300 1.29.2.2 skrll 5301 1.29.2.2 skrll if ((error = iwm_mvm_rm_sta(sc, in)) != 0) { 5302 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "sta remove fail %d\n", error); 5303 1.29.2.2 skrll return error; 5304 1.29.2.2 skrll } 5305 1.29.2.2 skrll error = iwm_mvm_rm_sta(sc, in); 5306 1.29.2.2 skrll in->in_assoc = 0; 5307 1.29.2.2 skrll iwm_mvm_update_quotas(sc, NULL); 5308 1.29.2.2 skrll if ((error = iwm_mvm_mac_ctxt_changed(sc, in)) != 0) { 5309 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "mac ctxt change fail 2 %d\n", 5310 1.29.2.2 skrll error); 5311 1.29.2.2 skrll return error; 5312 1.29.2.2 skrll } 5313 1.29.2.2 skrll iwm_mvm_binding_remove_vif(sc, in); 5314 1.29.2.2 skrll 5315 1.29.2.2 skrll iwm_mvm_mac_ctxt_remove(sc, in); 5316 1.29.2.2 skrll 5317 1.29.2.2 skrll return error; 5318 1.29.2.2 skrll #endif 5319 1.29.2.2 skrll } 5320 1.29.2.2 skrll 5321 1.29.2.2 skrll 5322 1.29.2.2 skrll static struct ieee80211_node * 5323 1.29.2.2 skrll iwm_node_alloc(struct ieee80211_node_table *nt) 5324 1.29.2.2 skrll { 5325 1.29.2.2 skrll return malloc(sizeof(struct iwm_node), M_80211_NODE, M_NOWAIT | M_ZERO); 5326 1.29.2.2 skrll } 5327 1.29.2.2 skrll 5328 1.29.2.2 skrll static void 5329 1.29.2.2 skrll iwm_calib_timeout(void *arg) 5330 1.29.2.2 skrll { 5331 1.29.2.2 skrll struct iwm_softc *sc = arg; 5332 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5333 1.29.2.2 skrll int s; 5334 1.29.2.2 skrll 5335 1.29.2.2 skrll s = splnet(); 5336 1.29.2.2 skrll if (ic->ic_fixed_rate == -1 5337 1.29.2.2 skrll && ic->ic_opmode == IEEE80211_M_STA 5338 1.29.2.2 skrll && ic->ic_bss) { 5339 1.29.2.2 skrll struct iwm_node *in = (void *)ic->ic_bss; 5340 1.29.2.2 skrll ieee80211_amrr_choose(&sc->sc_amrr, &in->in_ni, &in->in_amn); 5341 1.29.2.2 skrll } 5342 1.29.2.2 skrll splx(s); 5343 1.29.2.2 skrll 5344 1.29.2.2 skrll callout_schedule(&sc->sc_calib_to, hz/2); 5345 1.29.2.2 skrll } 5346 1.29.2.2 skrll 5347 1.29.2.2 skrll static void 5348 1.29.2.2 skrll iwm_setrates(struct iwm_node *in) 5349 1.29.2.2 skrll { 5350 1.29.2.2 skrll struct ieee80211_node *ni = &in->in_ni; 5351 1.29.2.2 skrll struct ieee80211com *ic = ni->ni_ic; 5352 1.29.2.2 skrll struct iwm_softc *sc = IC2IFP(ic)->if_softc; 5353 1.29.2.2 skrll struct iwm_lq_cmd *lq = &in->in_lq; 5354 1.29.2.2 skrll int nrates = ni->ni_rates.rs_nrates; 5355 1.29.2.2 skrll int i, ridx, tab = 0; 5356 1.29.2.2 skrll int txant = 0; 5357 1.29.2.2 skrll 5358 1.29.2.2 skrll if (nrates > __arraycount(lq->rs_table) || 5359 1.29.2.2 skrll nrates > IEEE80211_RATE_MAXSIZE) { 5360 1.29.2.2 skrll DPRINTF(("%s: node supports %d rates, driver handles only " 5361 1.29.2.2 skrll "%zu\n", DEVNAME(sc), nrates, __arraycount(lq->rs_table))); 5362 1.29.2.2 skrll return; 5363 1.29.2.2 skrll } 5364 1.29.2.2 skrll 5365 1.29.2.2 skrll /* first figure out which rates we should support */ 5366 1.29.2.2 skrll memset(&in->in_ridx, -1, sizeof(in->in_ridx)); 5367 1.29.2.2 skrll for (i = 0; i < nrates; i++) { 5368 1.29.2.2 skrll int rate = ni->ni_rates.rs_rates[i] & IEEE80211_RATE_VAL; 5369 1.29.2.2 skrll 5370 1.29.2.2 skrll /* Map 802.11 rate to HW rate index. */ 5371 1.29.2.2 skrll for (ridx = 0; ridx <= IWM_RIDX_MAX; ridx++) 5372 1.29.2.2 skrll if (iwm_rates[ridx].rate == rate) 5373 1.29.2.2 skrll break; 5374 1.29.2.2 skrll if (ridx > IWM_RIDX_MAX) 5375 1.29.2.2 skrll DPRINTF(("%s: WARNING: device rate for %d not found!\n", 5376 1.29.2.2 skrll DEVNAME(sc), rate)); 5377 1.29.2.2 skrll else 5378 1.29.2.2 skrll in->in_ridx[i] = ridx; 5379 1.29.2.2 skrll } 5380 1.29.2.2 skrll 5381 1.29.2.2 skrll /* then construct a lq_cmd based on those */ 5382 1.29.2.2 skrll memset(lq, 0, sizeof(*lq)); 5383 1.29.2.2 skrll lq->sta_id = IWM_STATION_ID; 5384 1.29.2.2 skrll 5385 1.29.2.2 skrll /* 5386 1.29.2.2 skrll * are these used? (we don't do SISO or MIMO) 5387 1.29.2.2 skrll * need to set them to non-zero, though, or we get an error. 5388 1.29.2.2 skrll */ 5389 1.29.2.2 skrll lq->single_stream_ant_msk = 1; 5390 1.29.2.2 skrll lq->dual_stream_ant_msk = 1; 5391 1.29.2.2 skrll 5392 1.29.2.2 skrll /* 5393 1.29.2.2 skrll * Build the actual rate selection table. 5394 1.29.2.2 skrll * The lowest bits are the rates. Additionally, 5395 1.29.2.2 skrll * CCK needs bit 9 to be set. The rest of the bits 5396 1.29.2.2 skrll * we add to the table select the tx antenna 5397 1.29.2.2 skrll * Note that we add the rates in the highest rate first 5398 1.29.2.2 skrll * (opposite of ni_rates). 5399 1.29.2.2 skrll */ 5400 1.29.2.2 skrll for (i = 0; i < nrates; i++) { 5401 1.29.2.2 skrll int nextant; 5402 1.29.2.2 skrll 5403 1.29.2.2 skrll if (txant == 0) 5404 1.29.2.2 skrll txant = IWM_FW_VALID_TX_ANT(sc); 5405 1.29.2.2 skrll nextant = 1<<(ffs(txant)-1); 5406 1.29.2.2 skrll txant &= ~nextant; 5407 1.29.2.2 skrll 5408 1.29.2.2 skrll ridx = in->in_ridx[(nrates-1)-i]; 5409 1.29.2.2 skrll tab = iwm_rates[ridx].plcp; 5410 1.29.2.2 skrll tab |= nextant << IWM_RATE_MCS_ANT_POS; 5411 1.29.2.2 skrll if (IWM_RIDX_IS_CCK(ridx)) 5412 1.29.2.2 skrll tab |= IWM_RATE_MCS_CCK_MSK; 5413 1.29.2.2 skrll DPRINTFN(2, ("station rate %d %x\n", i, tab)); 5414 1.29.2.2 skrll lq->rs_table[i] = htole32(tab); 5415 1.29.2.2 skrll } 5416 1.29.2.2 skrll /* then fill the rest with the lowest possible rate */ 5417 1.29.2.2 skrll for (i = nrates; i < __arraycount(lq->rs_table); i++) { 5418 1.29.2.2 skrll KASSERT(tab != 0); 5419 1.29.2.2 skrll lq->rs_table[i] = htole32(tab); 5420 1.29.2.2 skrll } 5421 1.29.2.2 skrll 5422 1.29.2.2 skrll /* init amrr */ 5423 1.29.2.2 skrll ieee80211_amrr_node_init(&sc->sc_amrr, &in->in_amn); 5424 1.29.2.2 skrll /* Start at lowest available bit-rate, AMRR will raise. */ 5425 1.29.2.2 skrll ni->ni_txrate = 0; 5426 1.29.2.2 skrll } 5427 1.29.2.2 skrll 5428 1.29.2.2 skrll static int 5429 1.29.2.2 skrll iwm_media_change(struct ifnet *ifp) 5430 1.29.2.2 skrll { 5431 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5432 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5433 1.29.2.2 skrll uint8_t rate, ridx; 5434 1.29.2.2 skrll int error; 5435 1.29.2.2 skrll 5436 1.29.2.2 skrll error = ieee80211_media_change(ifp); 5437 1.29.2.2 skrll if (error != ENETRESET) 5438 1.29.2.2 skrll return error; 5439 1.29.2.2 skrll 5440 1.29.2.2 skrll if (ic->ic_fixed_rate != -1) { 5441 1.29.2.2 skrll rate = ic->ic_sup_rates[ic->ic_curmode]. 5442 1.29.2.2 skrll rs_rates[ic->ic_fixed_rate] & IEEE80211_RATE_VAL; 5443 1.29.2.2 skrll /* Map 802.11 rate to HW rate index. */ 5444 1.29.2.2 skrll for (ridx = 0; ridx <= IWM_RIDX_MAX; ridx++) 5445 1.29.2.2 skrll if (iwm_rates[ridx].rate == rate) 5446 1.29.2.2 skrll break; 5447 1.29.2.2 skrll sc->sc_fixed_ridx = ridx; 5448 1.29.2.2 skrll } 5449 1.29.2.2 skrll 5450 1.29.2.2 skrll if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == 5451 1.29.2.2 skrll (IFF_UP | IFF_RUNNING)) { 5452 1.29.2.2 skrll iwm_stop(ifp, 0); 5453 1.29.2.2 skrll error = iwm_init(ifp); 5454 1.29.2.2 skrll } 5455 1.29.2.2 skrll return error; 5456 1.29.2.2 skrll } 5457 1.29.2.2 skrll 5458 1.29.2.2 skrll static void 5459 1.29.2.2 skrll iwm_newstate_cb(struct work *wk, void *v) 5460 1.29.2.2 skrll { 5461 1.29.2.2 skrll struct iwm_softc *sc = v; 5462 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5463 1.29.2.2 skrll struct iwm_newstate_state *iwmns = (void *)wk; 5464 1.29.2.2 skrll enum ieee80211_state nstate = iwmns->ns_nstate; 5465 1.29.2.2 skrll int generation = iwmns->ns_generation; 5466 1.29.2.2 skrll struct iwm_node *in; 5467 1.29.2.2 skrll int arg = iwmns->ns_arg; 5468 1.29.2.2 skrll int error; 5469 1.29.2.2 skrll 5470 1.29.2.2 skrll kmem_free(iwmns, sizeof(*iwmns)); 5471 1.29.2.2 skrll 5472 1.29.2.2 skrll DPRINTF(("Prepare to switch state %d->%d\n", ic->ic_state, nstate)); 5473 1.29.2.2 skrll if (sc->sc_generation != generation) { 5474 1.29.2.2 skrll DPRINTF(("newstate_cb: someone pulled the plug meanwhile\n")); 5475 1.29.2.2 skrll if (nstate == IEEE80211_S_INIT) { 5476 1.29.2.2 skrll DPRINTF(("newstate_cb: nstate == IEEE80211_S_INIT: calling sc_newstate()\n")); 5477 1.29.2.2 skrll sc->sc_newstate(ic, nstate, arg); 5478 1.29.2.2 skrll } 5479 1.29.2.2 skrll return; 5480 1.29.2.2 skrll } 5481 1.29.2.2 skrll 5482 1.29.2.2 skrll DPRINTF(("switching state %d->%d\n", ic->ic_state, nstate)); 5483 1.29.2.2 skrll 5484 1.29.2.2 skrll /* disable beacon filtering if we're hopping out of RUN */ 5485 1.29.2.2 skrll if (ic->ic_state == IEEE80211_S_RUN && nstate != ic->ic_state) { 5486 1.29.2.2 skrll iwm_mvm_disable_beacon_filter(sc, (void *)ic->ic_bss); 5487 1.29.2.2 skrll 5488 1.29.2.2 skrll if (((in = (void *)ic->ic_bss) != NULL)) 5489 1.29.2.2 skrll in->in_assoc = 0; 5490 1.29.2.2 skrll iwm_release(sc, NULL); 5491 1.29.2.2 skrll 5492 1.29.2.2 skrll /* 5493 1.29.2.2 skrll * It's impossible to directly go RUN->SCAN. If we iwm_release() 5494 1.29.2.2 skrll * above then the card will be completely reinitialized, 5495 1.29.2.2 skrll * so the driver must do everything necessary to bring the card 5496 1.29.2.2 skrll * from INIT to SCAN. 5497 1.29.2.2 skrll * 5498 1.29.2.2 skrll * Additionally, upon receiving deauth frame from AP, 5499 1.29.2.2 skrll * OpenBSD 802.11 stack puts the driver in IEEE80211_S_AUTH 5500 1.29.2.2 skrll * state. This will also fail with this driver, so bring the FSM 5501 1.29.2.2 skrll * from IEEE80211_S_RUN to IEEE80211_S_SCAN in this case as well. 5502 1.29.2.2 skrll */ 5503 1.29.2.2 skrll if (nstate == IEEE80211_S_SCAN || 5504 1.29.2.2 skrll nstate == IEEE80211_S_AUTH || 5505 1.29.2.2 skrll nstate == IEEE80211_S_ASSOC) { 5506 1.29.2.2 skrll DPRINTF(("Force transition to INIT; MGT=%d\n", arg)); 5507 1.29.2.2 skrll sc->sc_newstate(ic, IEEE80211_S_INIT, arg); 5508 1.29.2.2 skrll DPRINTF(("Going INIT->SCAN\n")); 5509 1.29.2.2 skrll nstate = IEEE80211_S_SCAN; 5510 1.29.2.2 skrll } 5511 1.29.2.2 skrll } 5512 1.29.2.2 skrll 5513 1.29.2.2 skrll switch (nstate) { 5514 1.29.2.2 skrll case IEEE80211_S_INIT: 5515 1.29.2.2 skrll sc->sc_scanband = 0; 5516 1.29.2.2 skrll break; 5517 1.29.2.2 skrll 5518 1.29.2.2 skrll case IEEE80211_S_SCAN: 5519 1.29.2.2 skrll if (sc->sc_scanband) 5520 1.29.2.2 skrll break; 5521 1.29.2.2 skrll 5522 1.29.2.2 skrll if ((error = iwm_mvm_scan_request(sc, IEEE80211_CHAN_2GHZ, 5523 1.29.2.2 skrll ic->ic_des_esslen != 0, 5524 1.29.2.2 skrll ic->ic_des_essid, ic->ic_des_esslen)) != 0) { 5525 1.29.2.2 skrll DPRINTF(("%s: could not initiate scan\n", DEVNAME(sc))); 5526 1.29.2.2 skrll return; 5527 1.29.2.2 skrll } 5528 1.29.2.2 skrll ic->ic_state = nstate; 5529 1.29.2.2 skrll return; 5530 1.29.2.2 skrll 5531 1.29.2.2 skrll case IEEE80211_S_AUTH: 5532 1.29.2.2 skrll if ((error = iwm_auth(sc)) != 0) { 5533 1.29.2.2 skrll DPRINTF(("%s: could not move to auth state: %d\n", 5534 1.29.2.2 skrll DEVNAME(sc), error)); 5535 1.29.2.2 skrll return; 5536 1.29.2.2 skrll } 5537 1.29.2.2 skrll 5538 1.29.2.2 skrll break; 5539 1.29.2.2 skrll 5540 1.29.2.2 skrll case IEEE80211_S_ASSOC: 5541 1.29.2.2 skrll if ((error = iwm_assoc(sc)) != 0) { 5542 1.29.2.2 skrll DPRINTF(("%s: failed to associate: %d\n", DEVNAME(sc), 5543 1.29.2.2 skrll error)); 5544 1.29.2.2 skrll return; 5545 1.29.2.2 skrll } 5546 1.29.2.2 skrll break; 5547 1.29.2.2 skrll 5548 1.29.2.2 skrll case IEEE80211_S_RUN: { 5549 1.29.2.2 skrll struct iwm_host_cmd cmd = { 5550 1.29.2.2 skrll .id = IWM_LQ_CMD, 5551 1.29.2.2 skrll .len = { sizeof(in->in_lq), }, 5552 1.29.2.2 skrll .flags = IWM_CMD_SYNC, 5553 1.29.2.2 skrll }; 5554 1.29.2.2 skrll 5555 1.29.2.2 skrll in = (struct iwm_node *)ic->ic_bss; 5556 1.29.2.2 skrll iwm_mvm_power_mac_update_mode(sc, in); 5557 1.29.2.2 skrll iwm_mvm_enable_beacon_filter(sc, in); 5558 1.29.2.2 skrll iwm_mvm_update_quotas(sc, in); 5559 1.29.2.2 skrll iwm_setrates(in); 5560 1.29.2.2 skrll 5561 1.29.2.2 skrll cmd.data[0] = &in->in_lq; 5562 1.29.2.2 skrll if ((error = iwm_send_cmd(sc, &cmd)) != 0) { 5563 1.29.2.2 skrll DPRINTF(("%s: IWM_LQ_CMD failed\n", DEVNAME(sc))); 5564 1.29.2.2 skrll } 5565 1.29.2.2 skrll 5566 1.29.2.2 skrll callout_schedule(&sc->sc_calib_to, hz/2); 5567 1.29.2.2 skrll 5568 1.29.2.2 skrll break; } 5569 1.29.2.2 skrll 5570 1.29.2.2 skrll default: 5571 1.29.2.2 skrll DPRINTF(("%s: unsupported state %d\n", DEVNAME(sc), nstate)); 5572 1.29.2.2 skrll break; 5573 1.29.2.2 skrll } 5574 1.29.2.2 skrll 5575 1.29.2.2 skrll sc->sc_newstate(ic, nstate, arg); 5576 1.29.2.2 skrll } 5577 1.29.2.2 skrll 5578 1.29.2.2 skrll static int 5579 1.29.2.2 skrll iwm_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) 5580 1.29.2.2 skrll { 5581 1.29.2.2 skrll struct iwm_newstate_state *iwmns; 5582 1.29.2.2 skrll struct ifnet *ifp = IC2IFP(ic); 5583 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5584 1.29.2.2 skrll 5585 1.29.2.2 skrll callout_stop(&sc->sc_calib_to); 5586 1.29.2.2 skrll 5587 1.29.2.2 skrll iwmns = kmem_intr_alloc(sizeof(*iwmns), KM_NOSLEEP); 5588 1.29.2.2 skrll if (!iwmns) { 5589 1.29.2.2 skrll DPRINTF(("%s: allocating state cb mem failed\n", DEVNAME(sc))); 5590 1.29.2.2 skrll return ENOMEM; 5591 1.29.2.2 skrll } 5592 1.29.2.2 skrll 5593 1.29.2.2 skrll iwmns->ns_nstate = nstate; 5594 1.29.2.2 skrll iwmns->ns_arg = arg; 5595 1.29.2.2 skrll iwmns->ns_generation = sc->sc_generation; 5596 1.29.2.2 skrll 5597 1.29.2.2 skrll workqueue_enqueue(sc->sc_nswq, &iwmns->ns_wk, NULL); 5598 1.29.2.2 skrll 5599 1.29.2.2 skrll return 0; 5600 1.29.2.2 skrll } 5601 1.29.2.2 skrll 5602 1.29.2.2 skrll static void 5603 1.29.2.2 skrll iwm_endscan_cb(struct work *work __unused, void *arg) 5604 1.29.2.2 skrll { 5605 1.29.2.2 skrll struct iwm_softc *sc = arg; 5606 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5607 1.29.2.2 skrll int done; 5608 1.29.2.2 skrll 5609 1.29.2.2 skrll DPRINTF(("scan ended\n")); 5610 1.29.2.2 skrll 5611 1.29.2.2 skrll if (sc->sc_scanband == IEEE80211_CHAN_2GHZ && 5612 1.29.2.2 skrll sc->sc_nvm.sku_cap_band_52GHz_enable) { 5613 1.29.2.2 skrll int error; 5614 1.29.2.2 skrll done = 0; 5615 1.29.2.2 skrll if ((error = iwm_mvm_scan_request(sc, 5616 1.29.2.2 skrll IEEE80211_CHAN_5GHZ, ic->ic_des_esslen != 0, 5617 1.29.2.2 skrll ic->ic_des_essid, ic->ic_des_esslen)) != 0) { 5618 1.29.2.2 skrll DPRINTF(("%s: could not initiate scan\n", DEVNAME(sc))); 5619 1.29.2.2 skrll done = 1; 5620 1.29.2.2 skrll } 5621 1.29.2.2 skrll } else { 5622 1.29.2.2 skrll done = 1; 5623 1.29.2.2 skrll } 5624 1.29.2.2 skrll 5625 1.29.2.2 skrll if (done) { 5626 1.29.2.2 skrll if (!sc->sc_scanband) { 5627 1.29.2.2 skrll ieee80211_cancel_scan(ic); 5628 1.29.2.2 skrll } else { 5629 1.29.2.2 skrll ieee80211_end_scan(ic); 5630 1.29.2.2 skrll } 5631 1.29.2.2 skrll sc->sc_scanband = 0; 5632 1.29.2.2 skrll } 5633 1.29.2.2 skrll } 5634 1.29.2.2 skrll 5635 1.29.2.2 skrll static int 5636 1.29.2.2 skrll iwm_init_hw(struct iwm_softc *sc) 5637 1.29.2.2 skrll { 5638 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5639 1.29.2.2 skrll int error, i, qid; 5640 1.29.2.2 skrll 5641 1.29.2.2 skrll if ((error = iwm_preinit(sc)) != 0) 5642 1.29.2.2 skrll return error; 5643 1.29.2.2 skrll 5644 1.29.2.2 skrll if ((error = iwm_start_hw(sc)) != 0) 5645 1.29.2.2 skrll return error; 5646 1.29.2.2 skrll 5647 1.29.2.2 skrll if ((error = iwm_run_init_mvm_ucode(sc, 0)) != 0) { 5648 1.29.2.2 skrll return error; 5649 1.29.2.2 skrll } 5650 1.29.2.2 skrll 5651 1.29.2.2 skrll /* 5652 1.29.2.2 skrll * should stop and start HW since that INIT 5653 1.29.2.2 skrll * image just loaded 5654 1.29.2.2 skrll */ 5655 1.29.2.2 skrll iwm_stop_device(sc); 5656 1.29.2.2 skrll if ((error = iwm_start_hw(sc)) != 0) { 5657 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not initialize hardware\n"); 5658 1.29.2.2 skrll return error; 5659 1.29.2.2 skrll } 5660 1.29.2.2 skrll 5661 1.29.2.2 skrll /* omstart, this time with the regular firmware */ 5662 1.29.2.2 skrll error = iwm_mvm_load_ucode_wait_alive(sc, IWM_UCODE_TYPE_REGULAR); 5663 1.29.2.2 skrll if (error) { 5664 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not load firmware\n"); 5665 1.29.2.2 skrll goto error; 5666 1.29.2.2 skrll } 5667 1.29.2.2 skrll 5668 1.29.2.2 skrll if ((error = iwm_send_tx_ant_cfg(sc, IWM_FW_VALID_TX_ANT(sc))) != 0) 5669 1.29.2.2 skrll goto error; 5670 1.29.2.2 skrll 5671 1.29.2.2 skrll /* Send phy db control command and then phy db calibration*/ 5672 1.29.2.2 skrll if ((error = iwm_send_phy_db_data(sc)) != 0) 5673 1.29.2.2 skrll goto error; 5674 1.29.2.2 skrll 5675 1.29.2.2 skrll if ((error = iwm_send_phy_cfg_cmd(sc)) != 0) 5676 1.29.2.2 skrll goto error; 5677 1.29.2.2 skrll 5678 1.29.2.2 skrll /* Add auxiliary station for scanning */ 5679 1.29.2.2 skrll if ((error = iwm_mvm_add_aux_sta(sc)) != 0) 5680 1.29.2.2 skrll goto error; 5681 1.29.2.2 skrll 5682 1.29.2.2 skrll for (i = 0; i < IWM_NUM_PHY_CTX; i++) { 5683 1.29.2.2 skrll /* 5684 1.29.2.2 skrll * The channel used here isn't relevant as it's 5685 1.29.2.2 skrll * going to be overwritten in the other flows. 5686 1.29.2.2 skrll * For now use the first channel we have. 5687 1.29.2.2 skrll */ 5688 1.29.2.2 skrll if ((error = iwm_mvm_phy_ctxt_add(sc, 5689 1.29.2.2 skrll &sc->sc_phyctxt[i], &ic->ic_channels[1], 1, 1)) != 0) 5690 1.29.2.2 skrll goto error; 5691 1.29.2.2 skrll } 5692 1.29.2.2 skrll 5693 1.29.2.2 skrll error = iwm_mvm_power_update_device(sc); 5694 1.29.2.2 skrll if (error) 5695 1.29.2.2 skrll goto error; 5696 1.29.2.2 skrll 5697 1.29.2.2 skrll /* Mark TX rings as active. */ 5698 1.29.2.2 skrll for (qid = 0; qid < 4; qid++) { 5699 1.29.2.2 skrll iwm_enable_txq(sc, qid, qid); 5700 1.29.2.2 skrll } 5701 1.29.2.2 skrll 5702 1.29.2.2 skrll return 0; 5703 1.29.2.2 skrll 5704 1.29.2.2 skrll error: 5705 1.29.2.2 skrll iwm_stop_device(sc); 5706 1.29.2.2 skrll return error; 5707 1.29.2.2 skrll } 5708 1.29.2.2 skrll 5709 1.29.2.2 skrll /* Allow multicast from our BSSID. */ 5710 1.29.2.2 skrll static int 5711 1.29.2.2 skrll iwm_allow_mcast(struct iwm_softc *sc) 5712 1.29.2.2 skrll { 5713 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5714 1.29.2.2 skrll struct ieee80211_node *ni = ic->ic_bss; 5715 1.29.2.2 skrll struct iwm_mcast_filter_cmd *cmd; 5716 1.29.2.2 skrll size_t size; 5717 1.29.2.2 skrll int error; 5718 1.29.2.2 skrll 5719 1.29.2.2 skrll size = roundup(sizeof(*cmd), 4); 5720 1.29.2.2 skrll cmd = kmem_intr_zalloc(size, KM_NOSLEEP); 5721 1.29.2.2 skrll if (cmd == NULL) 5722 1.29.2.2 skrll return ENOMEM; 5723 1.29.2.2 skrll cmd->filter_own = 1; 5724 1.29.2.2 skrll cmd->port_id = 0; 5725 1.29.2.2 skrll cmd->count = 0; 5726 1.29.2.2 skrll cmd->pass_all = 1; 5727 1.29.2.2 skrll IEEE80211_ADDR_COPY(cmd->bssid, ni->ni_bssid); 5728 1.29.2.2 skrll 5729 1.29.2.2 skrll error = iwm_mvm_send_cmd_pdu(sc, IWM_MCAST_FILTER_CMD, 5730 1.29.2.2 skrll IWM_CMD_SYNC, size, cmd); 5731 1.29.2.2 skrll kmem_intr_free(cmd, size); 5732 1.29.2.2 skrll return error; 5733 1.29.2.2 skrll } 5734 1.29.2.2 skrll 5735 1.29.2.2 skrll /* 5736 1.29.2.2 skrll * ifnet interfaces 5737 1.29.2.2 skrll */ 5738 1.29.2.2 skrll 5739 1.29.2.2 skrll static int 5740 1.29.2.2 skrll iwm_init(struct ifnet *ifp) 5741 1.29.2.2 skrll { 5742 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5743 1.29.2.2 skrll int error; 5744 1.29.2.2 skrll 5745 1.29.2.2 skrll if (sc->sc_flags & IWM_FLAG_HW_INITED) { 5746 1.29.2.2 skrll return 0; 5747 1.29.2.2 skrll } 5748 1.29.2.2 skrll sc->sc_generation++; 5749 1.29.2.2 skrll sc->sc_flags &= ~IWM_FLAG_STOPPED; 5750 1.29.2.2 skrll 5751 1.29.2.2 skrll if ((error = iwm_init_hw(sc)) != 0) { 5752 1.29.2.2 skrll iwm_stop(ifp, 1); 5753 1.29.2.2 skrll return error; 5754 1.29.2.2 skrll } 5755 1.29.2.2 skrll 5756 1.29.2.2 skrll /* 5757 1.29.2.2 skrll * Ok, firmware loaded and we are jogging 5758 1.29.2.2 skrll */ 5759 1.29.2.2 skrll 5760 1.29.2.2 skrll ifp->if_flags &= ~IFF_OACTIVE; 5761 1.29.2.2 skrll ifp->if_flags |= IFF_RUNNING; 5762 1.29.2.2 skrll 5763 1.29.2.2 skrll ieee80211_begin_scan(&sc->sc_ic, 0); 5764 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_HW_INITED; 5765 1.29.2.2 skrll 5766 1.29.2.2 skrll return 0; 5767 1.29.2.2 skrll } 5768 1.29.2.2 skrll 5769 1.29.2.2 skrll /* 5770 1.29.2.2 skrll * Dequeue packets from sendq and call send. 5771 1.29.2.2 skrll * mostly from iwn 5772 1.29.2.2 skrll */ 5773 1.29.2.2 skrll static void 5774 1.29.2.2 skrll iwm_start(struct ifnet *ifp) 5775 1.29.2.2 skrll { 5776 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5777 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5778 1.29.2.2 skrll struct ieee80211_node *ni; 5779 1.29.2.2 skrll struct ether_header *eh; 5780 1.29.2.2 skrll struct mbuf *m; 5781 1.29.2.2 skrll int ac; 5782 1.29.2.2 skrll 5783 1.29.2.2 skrll if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING) 5784 1.29.2.2 skrll return; 5785 1.29.2.2 skrll 5786 1.29.2.2 skrll for (;;) { 5787 1.29.2.2 skrll /* why isn't this done per-queue? */ 5788 1.29.2.2 skrll if (sc->qfullmsk != 0) { 5789 1.29.2.2 skrll ifp->if_flags |= IFF_OACTIVE; 5790 1.29.2.2 skrll break; 5791 1.29.2.2 skrll } 5792 1.29.2.2 skrll 5793 1.29.2.2 skrll /* need to send management frames even if we're not RUNning */ 5794 1.29.2.2 skrll IF_DEQUEUE(&ic->ic_mgtq, m); 5795 1.29.2.2 skrll if (m) { 5796 1.29.2.2 skrll ni = (void *)m->m_pkthdr.rcvif; 5797 1.29.2.2 skrll ac = 0; 5798 1.29.2.2 skrll goto sendit; 5799 1.29.2.2 skrll } 5800 1.29.2.2 skrll if (ic->ic_state != IEEE80211_S_RUN) { 5801 1.29.2.2 skrll break; 5802 1.29.2.2 skrll } 5803 1.29.2.2 skrll 5804 1.29.2.2 skrll IFQ_DEQUEUE(&ifp->if_snd, m); 5805 1.29.2.2 skrll if (!m) 5806 1.29.2.2 skrll break; 5807 1.29.2.2 skrll if (m->m_len < sizeof (*eh) && 5808 1.29.2.2 skrll (m = m_pullup(m, sizeof (*eh))) == NULL) { 5809 1.29.2.2 skrll ifp->if_oerrors++; 5810 1.29.2.2 skrll continue; 5811 1.29.2.2 skrll } 5812 1.29.2.2 skrll if (ifp->if_bpf != NULL) 5813 1.29.2.2 skrll bpf_mtap(ifp, m); 5814 1.29.2.2 skrll 5815 1.29.2.2 skrll eh = mtod(m, struct ether_header *); 5816 1.29.2.2 skrll ni = ieee80211_find_txnode(ic, eh->ether_dhost); 5817 1.29.2.2 skrll if (ni == NULL) { 5818 1.29.2.2 skrll m_freem(m); 5819 1.29.2.2 skrll ifp->if_oerrors++; 5820 1.29.2.2 skrll continue; 5821 1.29.2.2 skrll } 5822 1.29.2.2 skrll /* classify mbuf so we can find which tx ring to use */ 5823 1.29.2.2 skrll if (ieee80211_classify(ic, m, ni) != 0) { 5824 1.29.2.2 skrll m_freem(m); 5825 1.29.2.2 skrll ieee80211_free_node(ni); 5826 1.29.2.2 skrll ifp->if_oerrors++; 5827 1.29.2.2 skrll continue; 5828 1.29.2.2 skrll } 5829 1.29.2.2 skrll 5830 1.29.2.2 skrll /* No QoS encapsulation for EAPOL frames. */ 5831 1.29.2.2 skrll ac = (eh->ether_type != htons(ETHERTYPE_PAE)) ? 5832 1.29.2.2 skrll M_WME_GETAC(m) : WME_AC_BE; 5833 1.29.2.2 skrll 5834 1.29.2.2 skrll if ((m = ieee80211_encap(ic, m, ni)) == NULL) { 5835 1.29.2.2 skrll ieee80211_free_node(ni); 5836 1.29.2.2 skrll ifp->if_oerrors++; 5837 1.29.2.2 skrll continue; 5838 1.29.2.2 skrll } 5839 1.29.2.2 skrll 5840 1.29.2.2 skrll sendit: 5841 1.29.2.2 skrll if (ic->ic_rawbpf != NULL) 5842 1.29.2.2 skrll bpf_mtap3(ic->ic_rawbpf, m); 5843 1.29.2.2 skrll if (iwm_tx(sc, m, ni, ac) != 0) { 5844 1.29.2.2 skrll ieee80211_free_node(ni); 5845 1.29.2.2 skrll ifp->if_oerrors++; 5846 1.29.2.2 skrll continue; 5847 1.29.2.2 skrll } 5848 1.29.2.2 skrll 5849 1.29.2.2 skrll if (ifp->if_flags & IFF_UP) { 5850 1.29.2.2 skrll sc->sc_tx_timer = 15; 5851 1.29.2.2 skrll ifp->if_timer = 1; 5852 1.29.2.2 skrll } 5853 1.29.2.2 skrll } 5854 1.29.2.2 skrll 5855 1.29.2.2 skrll return; 5856 1.29.2.2 skrll } 5857 1.29.2.2 skrll 5858 1.29.2.2 skrll static void 5859 1.29.2.2 skrll iwm_stop(struct ifnet *ifp, int disable) 5860 1.29.2.2 skrll { 5861 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5862 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5863 1.29.2.2 skrll 5864 1.29.2.2 skrll sc->sc_flags &= ~IWM_FLAG_HW_INITED; 5865 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_STOPPED; 5866 1.29.2.2 skrll sc->sc_generation++; 5867 1.29.2.2 skrll sc->sc_scanband = 0; 5868 1.29.2.2 skrll sc->sc_auth_prot = 0; 5869 1.29.2.2 skrll ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); 5870 1.29.2.2 skrll 5871 1.29.2.2 skrll if (ic->ic_state != IEEE80211_S_INIT) 5872 1.29.2.2 skrll ieee80211_new_state(ic, IEEE80211_S_INIT, -1); 5873 1.29.2.2 skrll 5874 1.29.2.2 skrll callout_stop(&sc->sc_calib_to); 5875 1.29.2.2 skrll ifp->if_timer = sc->sc_tx_timer = 0; 5876 1.29.2.2 skrll iwm_stop_device(sc); 5877 1.29.2.2 skrll } 5878 1.29.2.2 skrll 5879 1.29.2.2 skrll static void 5880 1.29.2.2 skrll iwm_watchdog(struct ifnet *ifp) 5881 1.29.2.2 skrll { 5882 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5883 1.29.2.2 skrll 5884 1.29.2.2 skrll ifp->if_timer = 0; 5885 1.29.2.2 skrll if (sc->sc_tx_timer > 0) { 5886 1.29.2.2 skrll if (--sc->sc_tx_timer == 0) { 5887 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "device timeout\n"); 5888 1.29.2.2 skrll #ifdef IWM_DEBUG 5889 1.29.2.2 skrll iwm_nic_error(sc); 5890 1.29.2.2 skrll #endif 5891 1.29.2.2 skrll ifp->if_flags &= ~IFF_UP; 5892 1.29.2.2 skrll iwm_stop(ifp, 1); 5893 1.29.2.2 skrll ifp->if_oerrors++; 5894 1.29.2.2 skrll return; 5895 1.29.2.2 skrll } 5896 1.29.2.2 skrll ifp->if_timer = 1; 5897 1.29.2.2 skrll } 5898 1.29.2.2 skrll 5899 1.29.2.2 skrll ieee80211_watchdog(&sc->sc_ic); 5900 1.29.2.2 skrll } 5901 1.29.2.2 skrll 5902 1.29.2.2 skrll static int 5903 1.29.2.2 skrll iwm_ioctl(struct ifnet *ifp, u_long cmd, void *data) 5904 1.29.2.2 skrll { 5905 1.29.2.2 skrll struct iwm_softc *sc = ifp->if_softc; 5906 1.29.2.2 skrll struct ieee80211com *ic = &sc->sc_ic; 5907 1.29.2.2 skrll const struct sockaddr *sa; 5908 1.29.2.2 skrll int s, error = 0; 5909 1.29.2.2 skrll 5910 1.29.2.2 skrll s = splnet(); 5911 1.29.2.2 skrll 5912 1.29.2.2 skrll switch (cmd) { 5913 1.29.2.2 skrll case SIOCSIFADDR: 5914 1.29.2.2 skrll ifp->if_flags |= IFF_UP; 5915 1.29.2.2 skrll /* FALLTHROUGH */ 5916 1.29.2.2 skrll case SIOCSIFFLAGS: 5917 1.29.2.2 skrll if ((error = ifioctl_common(ifp, cmd, data)) != 0) 5918 1.29.2.2 skrll break; 5919 1.29.2.2 skrll if (ifp->if_flags & IFF_UP) { 5920 1.29.2.2 skrll if (!(ifp->if_flags & IFF_RUNNING)) { 5921 1.29.2.2 skrll if ((error = iwm_init(ifp)) != 0) 5922 1.29.2.2 skrll ifp->if_flags &= ~IFF_UP; 5923 1.29.2.2 skrll } 5924 1.29.2.2 skrll } else { 5925 1.29.2.2 skrll if (ifp->if_flags & IFF_RUNNING) 5926 1.29.2.2 skrll iwm_stop(ifp, 1); 5927 1.29.2.2 skrll } 5928 1.29.2.2 skrll break; 5929 1.29.2.2 skrll 5930 1.29.2.2 skrll case SIOCADDMULTI: 5931 1.29.2.2 skrll case SIOCDELMULTI: 5932 1.29.2.4 skrll if (!ISSET(sc->sc_flags, IWM_FLAG_ATTACHED)) { 5933 1.29.2.4 skrll error = ENXIO; 5934 1.29.2.4 skrll break; 5935 1.29.2.4 skrll } 5936 1.29.2.2 skrll sa = ifreq_getaddr(SIOCADDMULTI, (struct ifreq *)data); 5937 1.29.2.2 skrll error = (cmd == SIOCADDMULTI) ? 5938 1.29.2.2 skrll ether_addmulti(sa, &sc->sc_ec) : 5939 1.29.2.2 skrll ether_delmulti(sa, &sc->sc_ec); 5940 1.29.2.2 skrll if (error == ENETRESET) 5941 1.29.2.2 skrll error = 0; 5942 1.29.2.2 skrll break; 5943 1.29.2.2 skrll 5944 1.29.2.2 skrll default: 5945 1.29.2.4 skrll if (!ISSET(sc->sc_flags, IWM_FLAG_ATTACHED)) { 5946 1.29.2.4 skrll error = ether_ioctl(ifp, cmd, data); 5947 1.29.2.4 skrll break; 5948 1.29.2.4 skrll } 5949 1.29.2.2 skrll error = ieee80211_ioctl(ic, cmd, data); 5950 1.29.2.4 skrll break; 5951 1.29.2.2 skrll } 5952 1.29.2.2 skrll 5953 1.29.2.2 skrll if (error == ENETRESET) { 5954 1.29.2.2 skrll error = 0; 5955 1.29.2.2 skrll if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == 5956 1.29.2.2 skrll (IFF_UP | IFF_RUNNING)) { 5957 1.29.2.2 skrll iwm_stop(ifp, 0); 5958 1.29.2.2 skrll error = iwm_init(ifp); 5959 1.29.2.2 skrll } 5960 1.29.2.2 skrll } 5961 1.29.2.2 skrll 5962 1.29.2.2 skrll splx(s); 5963 1.29.2.2 skrll return error; 5964 1.29.2.2 skrll } 5965 1.29.2.2 skrll 5966 1.29.2.2 skrll /* 5967 1.29.2.2 skrll * The interrupt side of things 5968 1.29.2.2 skrll */ 5969 1.29.2.2 skrll 5970 1.29.2.2 skrll /* 5971 1.29.2.2 skrll * error dumping routines are from iwlwifi/mvm/utils.c 5972 1.29.2.2 skrll */ 5973 1.29.2.2 skrll 5974 1.29.2.2 skrll /* 5975 1.29.2.2 skrll * Note: This structure is read from the device with IO accesses, 5976 1.29.2.2 skrll * and the reading already does the endian conversion. As it is 5977 1.29.2.2 skrll * read with uint32_t-sized accesses, any members with a different size 5978 1.29.2.2 skrll * need to be ordered correctly though! 5979 1.29.2.2 skrll */ 5980 1.29.2.2 skrll struct iwm_error_event_table { 5981 1.29.2.2 skrll uint32_t valid; /* (nonzero) valid, (0) log is empty */ 5982 1.29.2.2 skrll uint32_t error_id; /* type of error */ 5983 1.29.2.2 skrll uint32_t pc; /* program counter */ 5984 1.29.2.2 skrll uint32_t blink1; /* branch link */ 5985 1.29.2.2 skrll uint32_t blink2; /* branch link */ 5986 1.29.2.2 skrll uint32_t ilink1; /* interrupt link */ 5987 1.29.2.2 skrll uint32_t ilink2; /* interrupt link */ 5988 1.29.2.2 skrll uint32_t data1; /* error-specific data */ 5989 1.29.2.2 skrll uint32_t data2; /* error-specific data */ 5990 1.29.2.2 skrll uint32_t data3; /* error-specific data */ 5991 1.29.2.2 skrll uint32_t bcon_time; /* beacon timer */ 5992 1.29.2.2 skrll uint32_t tsf_low; /* network timestamp function timer */ 5993 1.29.2.2 skrll uint32_t tsf_hi; /* network timestamp function timer */ 5994 1.29.2.2 skrll uint32_t gp1; /* GP1 timer register */ 5995 1.29.2.2 skrll uint32_t gp2; /* GP2 timer register */ 5996 1.29.2.2 skrll uint32_t gp3; /* GP3 timer register */ 5997 1.29.2.2 skrll uint32_t ucode_ver; /* uCode version */ 5998 1.29.2.2 skrll uint32_t hw_ver; /* HW Silicon version */ 5999 1.29.2.2 skrll uint32_t brd_ver; /* HW board version */ 6000 1.29.2.2 skrll uint32_t log_pc; /* log program counter */ 6001 1.29.2.2 skrll uint32_t frame_ptr; /* frame pointer */ 6002 1.29.2.2 skrll uint32_t stack_ptr; /* stack pointer */ 6003 1.29.2.2 skrll uint32_t hcmd; /* last host command header */ 6004 1.29.2.2 skrll uint32_t isr0; /* isr status register LMPM_NIC_ISR0: 6005 1.29.2.2 skrll * rxtx_flag */ 6006 1.29.2.2 skrll uint32_t isr1; /* isr status register LMPM_NIC_ISR1: 6007 1.29.2.2 skrll * host_flag */ 6008 1.29.2.2 skrll uint32_t isr2; /* isr status register LMPM_NIC_ISR2: 6009 1.29.2.2 skrll * enc_flag */ 6010 1.29.2.2 skrll uint32_t isr3; /* isr status register LMPM_NIC_ISR3: 6011 1.29.2.2 skrll * time_flag */ 6012 1.29.2.2 skrll uint32_t isr4; /* isr status register LMPM_NIC_ISR4: 6013 1.29.2.2 skrll * wico interrupt */ 6014 1.29.2.2 skrll uint32_t isr_pref; /* isr status register LMPM_NIC_PREF_STAT */ 6015 1.29.2.2 skrll uint32_t wait_event; /* wait event() caller address */ 6016 1.29.2.2 skrll uint32_t l2p_control; /* L2pControlField */ 6017 1.29.2.2 skrll uint32_t l2p_duration; /* L2pDurationField */ 6018 1.29.2.2 skrll uint32_t l2p_mhvalid; /* L2pMhValidBits */ 6019 1.29.2.2 skrll uint32_t l2p_addr_match; /* L2pAddrMatchStat */ 6020 1.29.2.2 skrll uint32_t lmpm_pmg_sel; /* indicate which clocks are turned on 6021 1.29.2.2 skrll * (LMPM_PMG_SEL) */ 6022 1.29.2.2 skrll uint32_t u_timestamp; /* indicate when the date and time of the 6023 1.29.2.2 skrll * compilation */ 6024 1.29.2.2 skrll uint32_t flow_handler; /* FH read/write pointers, RX credit */ 6025 1.29.2.2 skrll } __packed; 6026 1.29.2.2 skrll 6027 1.29.2.2 skrll #define ERROR_START_OFFSET (1 * sizeof(uint32_t)) 6028 1.29.2.2 skrll #define ERROR_ELEM_SIZE (7 * sizeof(uint32_t)) 6029 1.29.2.2 skrll 6030 1.29.2.2 skrll #ifdef IWM_DEBUG 6031 1.29.2.2 skrll static const struct { 6032 1.29.2.2 skrll const char *name; 6033 1.29.2.2 skrll uint8_t num; 6034 1.29.2.2 skrll } advanced_lookup[] = { 6035 1.29.2.2 skrll { "NMI_INTERRUPT_WDG", 0x34 }, 6036 1.29.2.2 skrll { "SYSASSERT", 0x35 }, 6037 1.29.2.2 skrll { "UCODE_VERSION_MISMATCH", 0x37 }, 6038 1.29.2.2 skrll { "BAD_COMMAND", 0x38 }, 6039 1.29.2.2 skrll { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C }, 6040 1.29.2.2 skrll { "FATAL_ERROR", 0x3D }, 6041 1.29.2.2 skrll { "NMI_TRM_HW_ERR", 0x46 }, 6042 1.29.2.2 skrll { "NMI_INTERRUPT_TRM", 0x4C }, 6043 1.29.2.2 skrll { "NMI_INTERRUPT_BREAK_POINT", 0x54 }, 6044 1.29.2.2 skrll { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C }, 6045 1.29.2.2 skrll { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 }, 6046 1.29.2.2 skrll { "NMI_INTERRUPT_HOST", 0x66 }, 6047 1.29.2.2 skrll { "NMI_INTERRUPT_ACTION_PT", 0x7C }, 6048 1.29.2.2 skrll { "NMI_INTERRUPT_UNKNOWN", 0x84 }, 6049 1.29.2.2 skrll { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 }, 6050 1.29.2.2 skrll { "ADVANCED_SYSASSERT", 0 }, 6051 1.29.2.2 skrll }; 6052 1.29.2.2 skrll 6053 1.29.2.2 skrll static const char * 6054 1.29.2.2 skrll iwm_desc_lookup(uint32_t num) 6055 1.29.2.2 skrll { 6056 1.29.2.2 skrll int i; 6057 1.29.2.2 skrll 6058 1.29.2.2 skrll for (i = 0; i < __arraycount(advanced_lookup) - 1; i++) 6059 1.29.2.2 skrll if (advanced_lookup[i].num == num) 6060 1.29.2.2 skrll return advanced_lookup[i].name; 6061 1.29.2.2 skrll 6062 1.29.2.2 skrll /* No entry matches 'num', so it is the last: ADVANCED_SYSASSERT */ 6063 1.29.2.2 skrll return advanced_lookup[i].name; 6064 1.29.2.2 skrll } 6065 1.29.2.2 skrll 6066 1.29.2.2 skrll /* 6067 1.29.2.2 skrll * Support for dumping the error log seemed like a good idea ... 6068 1.29.2.2 skrll * but it's mostly hex junk and the only sensible thing is the 6069 1.29.2.2 skrll * hw/ucode revision (which we know anyway). Since it's here, 6070 1.29.2.2 skrll * I'll just leave it in, just in case e.g. the Intel guys want to 6071 1.29.2.2 skrll * help us decipher some "ADVANCED_SYSASSERT" later. 6072 1.29.2.2 skrll */ 6073 1.29.2.2 skrll static void 6074 1.29.2.2 skrll iwm_nic_error(struct iwm_softc *sc) 6075 1.29.2.2 skrll { 6076 1.29.2.2 skrll struct iwm_error_event_table table; 6077 1.29.2.2 skrll uint32_t base; 6078 1.29.2.2 skrll 6079 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "dumping device error log\n"); 6080 1.29.2.2 skrll base = sc->sc_uc.uc_error_event_table; 6081 1.29.2.2 skrll if (base < 0x800000 || base >= 0x80C000) { 6082 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6083 1.29.2.2 skrll "Not valid error log pointer 0x%08x\n", base); 6084 1.29.2.2 skrll return; 6085 1.29.2.2 skrll } 6086 1.29.2.2 skrll 6087 1.29.2.2 skrll if (iwm_read_mem(sc, base, &table, sizeof(table)/sizeof(uint32_t)) != 0) { 6088 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "reading errlog failed\n"); 6089 1.29.2.2 skrll return; 6090 1.29.2.2 skrll } 6091 1.29.2.2 skrll 6092 1.29.2.2 skrll if (!table.valid) { 6093 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "errlog not found, skipping\n"); 6094 1.29.2.2 skrll return; 6095 1.29.2.2 skrll } 6096 1.29.2.2 skrll 6097 1.29.2.2 skrll if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { 6098 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "Start IWL Error Log Dump:\n"); 6099 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "Status: 0x%x, count: %d\n", 6100 1.29.2.2 skrll sc->sc_flags, table.valid); 6101 1.29.2.2 skrll } 6102 1.29.2.2 skrll 6103 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | %-28s\n", table.error_id, 6104 1.29.2.2 skrll iwm_desc_lookup(table.error_id)); 6105 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | uPc\n", table.pc); 6106 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | branchlink1\n", table.blink1); 6107 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | branchlink2\n", table.blink2); 6108 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | interruptlink1\n", table.ilink1); 6109 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | interruptlink2\n", table.ilink2); 6110 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | data1\n", table.data1); 6111 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | data2\n", table.data2); 6112 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | data3\n", table.data3); 6113 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | beacon time\n", table.bcon_time); 6114 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | tsf low\n", table.tsf_low); 6115 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | tsf hi\n", table.tsf_hi); 6116 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | time gp1\n", table.gp1); 6117 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | time gp2\n", table.gp2); 6118 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | time gp3\n", table.gp3); 6119 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | uCode version\n", table.ucode_ver); 6120 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | hw version\n", table.hw_ver); 6121 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | board version\n", table.brd_ver); 6122 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | hcmd\n", table.hcmd); 6123 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr0\n", table.isr0); 6124 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr1\n", table.isr1); 6125 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr2\n", table.isr2); 6126 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr3\n", table.isr3); 6127 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr4\n", table.isr4); 6128 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | isr_pref\n", table.isr_pref); 6129 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | wait_event\n", table.wait_event); 6130 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | l2p_control\n", table.l2p_control); 6131 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | l2p_duration\n", 6132 1.29.2.2 skrll table.l2p_duration); 6133 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | l2p_mhvalid\n", table.l2p_mhvalid); 6134 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | l2p_addr_match\n", 6135 1.29.2.2 skrll table.l2p_addr_match); 6136 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | lmpm_pmg_sel\n", 6137 1.29.2.2 skrll table.lmpm_pmg_sel); 6138 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | timestamp\n", table.u_timestamp); 6139 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "%08X | flow_handler\n", 6140 1.29.2.2 skrll table.flow_handler); 6141 1.29.2.2 skrll } 6142 1.29.2.2 skrll #endif 6143 1.29.2.2 skrll 6144 1.29.2.2 skrll #define SYNC_RESP_STRUCT(_var_, _pkt_) \ 6145 1.29.2.2 skrll do { \ 6146 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, sizeof(*(_pkt_)), \ 6147 1.29.2.2 skrll sizeof(*(_var_)), BUS_DMASYNC_POSTREAD); \ 6148 1.29.2.2 skrll _var_ = (void *)((_pkt_)+1); \ 6149 1.29.2.2 skrll } while (/*CONSTCOND*/0) 6150 1.29.2.2 skrll 6151 1.29.2.2 skrll #define SYNC_RESP_PTR(_ptr_, _len_, _pkt_) \ 6152 1.29.2.2 skrll do { \ 6153 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, sizeof(*(_pkt_)), \ 6154 1.29.2.2 skrll sizeof(len), BUS_DMASYNC_POSTREAD); \ 6155 1.29.2.2 skrll _ptr_ = (void *)((_pkt_)+1); \ 6156 1.29.2.2 skrll } while (/*CONSTCOND*/0) 6157 1.29.2.2 skrll 6158 1.29.2.2 skrll #define ADVANCE_RXQ(sc) (sc->rxq.cur = (sc->rxq.cur + 1) % IWM_RX_RING_COUNT); 6159 1.29.2.2 skrll 6160 1.29.2.2 skrll /* 6161 1.29.2.2 skrll * Process an IWM_CSR_INT_BIT_FH_RX or IWM_CSR_INT_BIT_SW_RX interrupt. 6162 1.29.2.2 skrll * Basic structure from if_iwn 6163 1.29.2.2 skrll */ 6164 1.29.2.2 skrll static void 6165 1.29.2.2 skrll iwm_notif_intr(struct iwm_softc *sc) 6166 1.29.2.2 skrll { 6167 1.29.2.2 skrll uint16_t hw; 6168 1.29.2.2 skrll 6169 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, sc->rxq.stat_dma.map, 6170 1.29.2.2 skrll 0, sc->rxq.stat_dma.size, BUS_DMASYNC_POSTREAD); 6171 1.29.2.2 skrll 6172 1.29.2.2 skrll hw = le16toh(sc->rxq.stat->closed_rb_num) & 0xfff; 6173 1.29.2.2 skrll while (sc->rxq.cur != hw) { 6174 1.29.2.2 skrll struct iwm_rx_data *data = &sc->rxq.data[sc->rxq.cur]; 6175 1.29.2.2 skrll struct iwm_rx_packet *pkt, tmppkt; 6176 1.29.2.2 skrll struct iwm_cmd_response *cresp; 6177 1.29.2.2 skrll int qid, idx; 6178 1.29.2.2 skrll 6179 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, sizeof(*pkt), 6180 1.29.2.2 skrll BUS_DMASYNC_POSTREAD); 6181 1.29.2.2 skrll pkt = mtod(data->m, struct iwm_rx_packet *); 6182 1.29.2.2 skrll 6183 1.29.2.2 skrll qid = pkt->hdr.qid & ~0x80; 6184 1.29.2.2 skrll idx = pkt->hdr.idx; 6185 1.29.2.2 skrll 6186 1.29.2.2 skrll DPRINTFN(12, ("rx packet qid=%d idx=%d flags=%x type=%x %d %d\n", 6187 1.29.2.2 skrll pkt->hdr.qid & ~0x80, pkt->hdr.idx, pkt->hdr.flags, 6188 1.29.2.2 skrll pkt->hdr.code, sc->rxq.cur, hw)); 6189 1.29.2.2 skrll 6190 1.29.2.2 skrll /* 6191 1.29.2.2 skrll * randomly get these from the firmware, no idea why. 6192 1.29.2.2 skrll * they at least seem harmless, so just ignore them for now 6193 1.29.2.2 skrll */ 6194 1.29.2.2 skrll if (__predict_false((pkt->hdr.code == 0 && qid == 0 && idx == 0) 6195 1.29.2.2 skrll || pkt->len_n_flags == htole32(0x55550000))) { 6196 1.29.2.2 skrll ADVANCE_RXQ(sc); 6197 1.29.2.2 skrll continue; 6198 1.29.2.2 skrll } 6199 1.29.2.2 skrll 6200 1.29.2.2 skrll switch (pkt->hdr.code) { 6201 1.29.2.2 skrll case IWM_REPLY_RX_PHY_CMD: 6202 1.29.2.2 skrll iwm_mvm_rx_rx_phy_cmd(sc, pkt, data); 6203 1.29.2.2 skrll break; 6204 1.29.2.2 skrll 6205 1.29.2.2 skrll case IWM_REPLY_RX_MPDU_CMD: 6206 1.29.2.2 skrll tmppkt = *pkt; // XXX m is freed by ieee80211_input() 6207 1.29.2.2 skrll iwm_mvm_rx_rx_mpdu(sc, pkt, data); 6208 1.29.2.2 skrll pkt = &tmppkt; 6209 1.29.2.2 skrll break; 6210 1.29.2.2 skrll 6211 1.29.2.2 skrll case IWM_TX_CMD: 6212 1.29.2.2 skrll iwm_mvm_rx_tx_cmd(sc, pkt, data); 6213 1.29.2.2 skrll break; 6214 1.29.2.2 skrll 6215 1.29.2.2 skrll case IWM_MISSED_BEACONS_NOTIFICATION: 6216 1.29.2.2 skrll iwm_mvm_rx_missed_beacons_notif(sc, pkt, data); 6217 1.29.2.2 skrll break; 6218 1.29.2.2 skrll 6219 1.29.2.2 skrll case IWM_MVM_ALIVE: { 6220 1.29.2.2 skrll struct iwm_mvm_alive_resp *resp; 6221 1.29.2.2 skrll SYNC_RESP_STRUCT(resp, pkt); 6222 1.29.2.2 skrll 6223 1.29.2.2 skrll sc->sc_uc.uc_error_event_table 6224 1.29.2.2 skrll = le32toh(resp->error_event_table_ptr); 6225 1.29.2.2 skrll sc->sc_uc.uc_log_event_table 6226 1.29.2.2 skrll = le32toh(resp->log_event_table_ptr); 6227 1.29.2.2 skrll sc->sched_base = le32toh(resp->scd_base_ptr); 6228 1.29.2.2 skrll sc->sc_uc.uc_ok = resp->status == IWM_ALIVE_STATUS_OK; 6229 1.29.2.2 skrll 6230 1.29.2.2 skrll sc->sc_uc.uc_intr = 1; 6231 1.29.2.2 skrll wakeup(&sc->sc_uc); 6232 1.29.2.2 skrll break; } 6233 1.29.2.2 skrll 6234 1.29.2.2 skrll case IWM_CALIB_RES_NOTIF_PHY_DB: { 6235 1.29.2.2 skrll struct iwm_calib_res_notif_phy_db *phy_db_notif; 6236 1.29.2.2 skrll SYNC_RESP_STRUCT(phy_db_notif, pkt); 6237 1.29.2.2 skrll 6238 1.29.2.2 skrll uint16_t size = le16toh(phy_db_notif->length); 6239 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 6240 1.29.2.2 skrll sizeof(*pkt) + sizeof(*phy_db_notif), 6241 1.29.2.2 skrll size, BUS_DMASYNC_POSTREAD); 6242 1.29.2.2 skrll iwm_phy_db_set_section(sc, phy_db_notif, size); 6243 1.29.2.2 skrll 6244 1.29.2.2 skrll break; } 6245 1.29.2.2 skrll 6246 1.29.2.2 skrll case IWM_STATISTICS_NOTIFICATION: { 6247 1.29.2.2 skrll struct iwm_notif_statistics *stats; 6248 1.29.2.2 skrll SYNC_RESP_STRUCT(stats, pkt); 6249 1.29.2.2 skrll memcpy(&sc->sc_stats, stats, sizeof(sc->sc_stats)); 6250 1.29.2.2 skrll sc->sc_noise = iwm_get_noise(&stats->rx.general); 6251 1.29.2.2 skrll break; } 6252 1.29.2.2 skrll 6253 1.29.2.2 skrll case IWM_NVM_ACCESS_CMD: 6254 1.29.2.2 skrll if (sc->sc_wantresp == ((qid << 16) | idx)) { 6255 1.29.2.2 skrll bus_dmamap_sync(sc->sc_dmat, data->map, 0, 6256 1.29.2.2 skrll sizeof(sc->sc_cmd_resp), 6257 1.29.2.2 skrll BUS_DMASYNC_POSTREAD); 6258 1.29.2.2 skrll memcpy(sc->sc_cmd_resp, 6259 1.29.2.2 skrll pkt, sizeof(sc->sc_cmd_resp)); 6260 1.29.2.2 skrll } 6261 1.29.2.2 skrll break; 6262 1.29.2.2 skrll 6263 1.29.2.2 skrll case IWM_PHY_CONFIGURATION_CMD: 6264 1.29.2.2 skrll case IWM_TX_ANT_CONFIGURATION_CMD: 6265 1.29.2.2 skrll case IWM_ADD_STA: 6266 1.29.2.2 skrll case IWM_MAC_CONTEXT_CMD: 6267 1.29.2.2 skrll case IWM_REPLY_SF_CFG_CMD: 6268 1.29.2.2 skrll case IWM_POWER_TABLE_CMD: 6269 1.29.2.2 skrll case IWM_PHY_CONTEXT_CMD: 6270 1.29.2.2 skrll case IWM_BINDING_CONTEXT_CMD: 6271 1.29.2.2 skrll case IWM_TIME_EVENT_CMD: 6272 1.29.2.2 skrll case IWM_SCAN_REQUEST_CMD: 6273 1.29.2.2 skrll case IWM_REPLY_BEACON_FILTERING_CMD: 6274 1.29.2.2 skrll case IWM_MAC_PM_POWER_TABLE: 6275 1.29.2.2 skrll case IWM_TIME_QUOTA_CMD: 6276 1.29.2.2 skrll case IWM_REMOVE_STA: 6277 1.29.2.2 skrll case IWM_TXPATH_FLUSH: 6278 1.29.2.2 skrll case IWM_LQ_CMD: 6279 1.29.2.2 skrll SYNC_RESP_STRUCT(cresp, pkt); 6280 1.29.2.2 skrll if (sc->sc_wantresp == ((qid << 16) | idx)) { 6281 1.29.2.2 skrll memcpy(sc->sc_cmd_resp, 6282 1.29.2.2 skrll pkt, sizeof(*pkt)+sizeof(*cresp)); 6283 1.29.2.2 skrll } 6284 1.29.2.2 skrll break; 6285 1.29.2.2 skrll 6286 1.29.2.2 skrll /* ignore */ 6287 1.29.2.2 skrll case 0x6c: /* IWM_PHY_DB_CMD, no idea why it's not in fw-api.h */ 6288 1.29.2.2 skrll break; 6289 1.29.2.2 skrll 6290 1.29.2.2 skrll case IWM_INIT_COMPLETE_NOTIF: 6291 1.29.2.2 skrll sc->sc_init_complete = 1; 6292 1.29.2.2 skrll wakeup(&sc->sc_init_complete); 6293 1.29.2.2 skrll break; 6294 1.29.2.2 skrll 6295 1.29.2.2 skrll case IWM_SCAN_COMPLETE_NOTIFICATION: { 6296 1.29.2.2 skrll struct iwm_scan_complete_notif *notif; 6297 1.29.2.2 skrll SYNC_RESP_STRUCT(notif, pkt); 6298 1.29.2.2 skrll 6299 1.29.2.2 skrll workqueue_enqueue(sc->sc_eswq, &sc->sc_eswk, NULL); 6300 1.29.2.2 skrll break; } 6301 1.29.2.2 skrll 6302 1.29.2.2 skrll case IWM_REPLY_ERROR: { 6303 1.29.2.2 skrll struct iwm_error_resp *resp; 6304 1.29.2.2 skrll SYNC_RESP_STRUCT(resp, pkt); 6305 1.29.2.2 skrll 6306 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6307 1.29.2.2 skrll "firmware error 0x%x, cmd 0x%x\n", 6308 1.29.2.2 skrll le32toh(resp->error_type), resp->cmd_id); 6309 1.29.2.2 skrll break; } 6310 1.29.2.2 skrll 6311 1.29.2.2 skrll case IWM_TIME_EVENT_NOTIFICATION: { 6312 1.29.2.2 skrll struct iwm_time_event_notif *notif; 6313 1.29.2.2 skrll SYNC_RESP_STRUCT(notif, pkt); 6314 1.29.2.2 skrll 6315 1.29.2.2 skrll if (notif->status) { 6316 1.29.2.2 skrll if (le32toh(notif->action) & 6317 1.29.2.2 skrll IWM_TE_V2_NOTIF_HOST_EVENT_START) 6318 1.29.2.2 skrll sc->sc_auth_prot = 2; 6319 1.29.2.2 skrll else 6320 1.29.2.2 skrll sc->sc_auth_prot = 0; 6321 1.29.2.2 skrll } else { 6322 1.29.2.2 skrll sc->sc_auth_prot = -1; 6323 1.29.2.2 skrll } 6324 1.29.2.2 skrll wakeup(&sc->sc_auth_prot); 6325 1.29.2.2 skrll break; } 6326 1.29.2.2 skrll 6327 1.29.2.2 skrll case IWM_MCAST_FILTER_CMD: 6328 1.29.2.2 skrll break; 6329 1.29.2.2 skrll 6330 1.29.2.2 skrll default: 6331 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6332 1.29.2.2 skrll "code %02x frame %d/%d %x UNHANDLED " 6333 1.29.2.2 skrll "(this should not happen)\n", 6334 1.29.2.2 skrll pkt->hdr.code, qid, idx, pkt->len_n_flags); 6335 1.29.2.2 skrll break; 6336 1.29.2.2 skrll } 6337 1.29.2.2 skrll 6338 1.29.2.2 skrll /* 6339 1.29.2.2 skrll * Why test bit 0x80? The Linux driver: 6340 1.29.2.2 skrll * 6341 1.29.2.2 skrll * There is one exception: uCode sets bit 15 when it 6342 1.29.2.2 skrll * originates the response/notification, i.e. when the 6343 1.29.2.2 skrll * response/notification is not a direct response to a 6344 1.29.2.2 skrll * command sent by the driver. For example, uCode issues 6345 1.29.2.2 skrll * IWM_REPLY_RX when it sends a received frame to the driver; 6346 1.29.2.2 skrll * it is not a direct response to any driver command. 6347 1.29.2.2 skrll * 6348 1.29.2.2 skrll * Ok, so since when is 7 == 15? Well, the Linux driver 6349 1.29.2.2 skrll * uses a slightly different format for pkt->hdr, and "qid" 6350 1.29.2.2 skrll * is actually the upper byte of a two-byte field. 6351 1.29.2.2 skrll */ 6352 1.29.2.2 skrll if (!(pkt->hdr.qid & (1 << 7))) { 6353 1.29.2.2 skrll iwm_cmd_done(sc, pkt); 6354 1.29.2.2 skrll } 6355 1.29.2.2 skrll 6356 1.29.2.2 skrll ADVANCE_RXQ(sc); 6357 1.29.2.2 skrll } 6358 1.29.2.2 skrll 6359 1.29.2.2 skrll IWM_CLRBITS(sc, IWM_CSR_GP_CNTRL, 6360 1.29.2.2 skrll IWM_CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); 6361 1.29.2.2 skrll 6362 1.29.2.2 skrll /* 6363 1.29.2.2 skrll * Tell the firmware what we have processed. 6364 1.29.2.2 skrll * Seems like the hardware gets upset unless we align 6365 1.29.2.2 skrll * the write by 8?? 6366 1.29.2.2 skrll */ 6367 1.29.2.2 skrll hw = (hw == 0) ? IWM_RX_RING_COUNT - 1 : hw - 1; 6368 1.29.2.2 skrll IWM_WRITE(sc, IWM_FH_RSCSR_CHNL0_WPTR, hw & ~7); 6369 1.29.2.2 skrll } 6370 1.29.2.2 skrll 6371 1.29.2.2 skrll static int 6372 1.29.2.2 skrll iwm_intr(void *arg) 6373 1.29.2.2 skrll { 6374 1.29.2.2 skrll struct iwm_softc *sc = arg; 6375 1.29.2.2 skrll struct ifnet *ifp = IC2IFP(&sc->sc_ic); 6376 1.29.2.2 skrll int handled = 0; 6377 1.29.2.2 skrll int r1, r2, rv = 0; 6378 1.29.2.2 skrll int isperiodic = 0; 6379 1.29.2.2 skrll 6380 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT_MASK, 0); 6381 1.29.2.2 skrll 6382 1.29.2.2 skrll if (sc->sc_flags & IWM_FLAG_USE_ICT) { 6383 1.29.2.2 skrll uint32_t *ict = sc->ict_dma.vaddr; 6384 1.29.2.2 skrll int tmp; 6385 1.29.2.2 skrll 6386 1.29.2.2 skrll tmp = htole32(ict[sc->ict_cur]); 6387 1.29.2.2 skrll if (!tmp) 6388 1.29.2.2 skrll goto out_ena; 6389 1.29.2.2 skrll 6390 1.29.2.2 skrll /* 6391 1.29.2.2 skrll * ok, there was something. keep plowing until we have all. 6392 1.29.2.2 skrll */ 6393 1.29.2.2 skrll r1 = r2 = 0; 6394 1.29.2.2 skrll while (tmp) { 6395 1.29.2.2 skrll r1 |= tmp; 6396 1.29.2.2 skrll ict[sc->ict_cur] = 0; 6397 1.29.2.2 skrll sc->ict_cur = (sc->ict_cur+1) % IWM_ICT_COUNT; 6398 1.29.2.2 skrll tmp = htole32(ict[sc->ict_cur]); 6399 1.29.2.2 skrll } 6400 1.29.2.2 skrll 6401 1.29.2.2 skrll /* this is where the fun begins. don't ask */ 6402 1.29.2.2 skrll if (r1 == 0xffffffff) 6403 1.29.2.2 skrll r1 = 0; 6404 1.29.2.2 skrll 6405 1.29.2.2 skrll /* i am not expected to understand this */ 6406 1.29.2.2 skrll if (r1 & 0xc0000) 6407 1.29.2.2 skrll r1 |= 0x8000; 6408 1.29.2.2 skrll r1 = (0xff & r1) | ((0xff00 & r1) << 16); 6409 1.29.2.2 skrll } else { 6410 1.29.2.2 skrll r1 = IWM_READ(sc, IWM_CSR_INT); 6411 1.29.2.2 skrll /* "hardware gone" (where, fishing?) */ 6412 1.29.2.2 skrll if (r1 == 0xffffffff || (r1 & 0xfffffff0) == 0xa5a5a5a0) 6413 1.29.2.2 skrll goto out; 6414 1.29.2.2 skrll r2 = IWM_READ(sc, IWM_CSR_FH_INT_STATUS); 6415 1.29.2.2 skrll } 6416 1.29.2.2 skrll if (r1 == 0 && r2 == 0) { 6417 1.29.2.2 skrll goto out_ena; 6418 1.29.2.2 skrll } 6419 1.29.2.2 skrll 6420 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, r1 | ~sc->sc_intmask); 6421 1.29.2.2 skrll 6422 1.29.2.2 skrll /* ignored */ 6423 1.29.2.2 skrll handled |= (r1 & (IWM_CSR_INT_BIT_ALIVE /*| IWM_CSR_INT_BIT_SCD*/)); 6424 1.29.2.2 skrll 6425 1.29.2.2 skrll if (r1 & IWM_CSR_INT_BIT_SW_ERR) { 6426 1.29.2.2 skrll #ifdef IWM_DEBUG 6427 1.29.2.2 skrll int i; 6428 1.29.2.2 skrll 6429 1.29.2.2 skrll iwm_nic_error(sc); 6430 1.29.2.2 skrll 6431 1.29.2.2 skrll /* Dump driver status (TX and RX rings) while we're here. */ 6432 1.29.2.2 skrll DPRINTF(("driver status:\n")); 6433 1.29.2.2 skrll for (i = 0; i < IWM_MVM_MAX_QUEUES; i++) { 6434 1.29.2.2 skrll struct iwm_tx_ring *ring = &sc->txq[i]; 6435 1.29.2.2 skrll DPRINTF((" tx ring %2d: qid=%-2d cur=%-3d " 6436 1.29.2.2 skrll "queued=%-3d\n", 6437 1.29.2.2 skrll i, ring->qid, ring->cur, ring->queued)); 6438 1.29.2.2 skrll } 6439 1.29.2.2 skrll DPRINTF((" rx ring: cur=%d\n", sc->rxq.cur)); 6440 1.29.2.2 skrll DPRINTF((" 802.11 state %d\n", sc->sc_ic.ic_state)); 6441 1.29.2.2 skrll #endif 6442 1.29.2.2 skrll 6443 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "fatal firmware error\n"); 6444 1.29.2.2 skrll ifp->if_flags &= ~IFF_UP; 6445 1.29.2.2 skrll iwm_stop(ifp, 1); 6446 1.29.2.2 skrll rv = 1; 6447 1.29.2.2 skrll goto out; 6448 1.29.2.2 skrll 6449 1.29.2.2 skrll } 6450 1.29.2.2 skrll 6451 1.29.2.2 skrll if (r1 & IWM_CSR_INT_BIT_HW_ERR) { 6452 1.29.2.2 skrll handled |= IWM_CSR_INT_BIT_HW_ERR; 6453 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6454 1.29.2.2 skrll "hardware error, stopping device\n"); 6455 1.29.2.2 skrll ifp->if_flags &= ~IFF_UP; 6456 1.29.2.2 skrll iwm_stop(ifp, 1); 6457 1.29.2.2 skrll rv = 1; 6458 1.29.2.2 skrll goto out; 6459 1.29.2.2 skrll } 6460 1.29.2.2 skrll 6461 1.29.2.2 skrll /* firmware chunk loaded */ 6462 1.29.2.2 skrll if (r1 & IWM_CSR_INT_BIT_FH_TX) { 6463 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_FH_INT_STATUS, IWM_CSR_FH_INT_TX_MASK); 6464 1.29.2.2 skrll handled |= IWM_CSR_INT_BIT_FH_TX; 6465 1.29.2.2 skrll 6466 1.29.2.2 skrll sc->sc_fw_chunk_done = 1; 6467 1.29.2.2 skrll wakeup(&sc->sc_fw); 6468 1.29.2.2 skrll } 6469 1.29.2.2 skrll 6470 1.29.2.2 skrll if (r1 & IWM_CSR_INT_BIT_RF_KILL) { 6471 1.29.2.2 skrll handled |= IWM_CSR_INT_BIT_RF_KILL; 6472 1.29.2.2 skrll if (iwm_check_rfkill(sc) && (ifp->if_flags & IFF_UP)) { 6473 1.29.2.2 skrll DPRINTF(("%s: rfkill switch, disabling interface\n", 6474 1.29.2.2 skrll DEVNAME(sc))); 6475 1.29.2.2 skrll ifp->if_flags &= ~IFF_UP; 6476 1.29.2.2 skrll iwm_stop(ifp, 1); 6477 1.29.2.2 skrll } 6478 1.29.2.2 skrll } 6479 1.29.2.2 skrll 6480 1.29.2.2 skrll /* 6481 1.29.2.2 skrll * The Linux driver uses periodic interrupts to avoid races. 6482 1.29.2.2 skrll * We cargo-cult like it's going out of fashion. 6483 1.29.2.2 skrll */ 6484 1.29.2.2 skrll if (r1 & IWM_CSR_INT_BIT_RX_PERIODIC) { 6485 1.29.2.2 skrll handled |= IWM_CSR_INT_BIT_RX_PERIODIC; 6486 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, IWM_CSR_INT_BIT_RX_PERIODIC); 6487 1.29.2.2 skrll if ((r1 & (IWM_CSR_INT_BIT_FH_RX | IWM_CSR_INT_BIT_SW_RX)) == 0) 6488 1.29.2.2 skrll IWM_WRITE_1(sc, 6489 1.29.2.2 skrll IWM_CSR_INT_PERIODIC_REG, IWM_CSR_INT_PERIODIC_DIS); 6490 1.29.2.2 skrll isperiodic = 1; 6491 1.29.2.2 skrll } 6492 1.29.2.2 skrll 6493 1.29.2.2 skrll if ((r1 & (IWM_CSR_INT_BIT_FH_RX | IWM_CSR_INT_BIT_SW_RX)) || isperiodic) { 6494 1.29.2.2 skrll handled |= (IWM_CSR_INT_BIT_FH_RX | IWM_CSR_INT_BIT_SW_RX); 6495 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_FH_INT_STATUS, IWM_CSR_FH_INT_RX_MASK); 6496 1.29.2.2 skrll 6497 1.29.2.2 skrll iwm_notif_intr(sc); 6498 1.29.2.2 skrll 6499 1.29.2.2 skrll /* enable periodic interrupt, see above */ 6500 1.29.2.2 skrll if (r1 & (IWM_CSR_INT_BIT_FH_RX | IWM_CSR_INT_BIT_SW_RX) && !isperiodic) 6501 1.29.2.2 skrll IWM_WRITE_1(sc, IWM_CSR_INT_PERIODIC_REG, 6502 1.29.2.2 skrll IWM_CSR_INT_PERIODIC_ENA); 6503 1.29.2.2 skrll } 6504 1.29.2.2 skrll 6505 1.29.2.2 skrll if (__predict_false(r1 & ~handled)) 6506 1.29.2.2 skrll DPRINTF(("%s: unhandled interrupts: %x\n", DEVNAME(sc), r1)); 6507 1.29.2.2 skrll rv = 1; 6508 1.29.2.2 skrll 6509 1.29.2.2 skrll out_ena: 6510 1.29.2.2 skrll iwm_restore_interrupts(sc); 6511 1.29.2.2 skrll out: 6512 1.29.2.2 skrll return rv; 6513 1.29.2.2 skrll } 6514 1.29.2.2 skrll 6515 1.29.2.2 skrll /* 6516 1.29.2.2 skrll * Autoconf glue-sniffing 6517 1.29.2.2 skrll */ 6518 1.29.2.2 skrll 6519 1.29.2.2 skrll static const pci_product_id_t iwm_devices[] = { 6520 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_7260_1, 6521 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_7260_2, 6522 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_3160_1, 6523 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_3160_2, 6524 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_7265_1, 6525 1.29.2.2 skrll PCI_PRODUCT_INTEL_WIFI_LINK_7265_2, 6526 1.29.2.2 skrll }; 6527 1.29.2.2 skrll 6528 1.29.2.2 skrll static int 6529 1.29.2.2 skrll iwm_match(device_t parent, cfdata_t match __unused, void *aux) 6530 1.29.2.2 skrll { 6531 1.29.2.2 skrll struct pci_attach_args *pa = aux; 6532 1.29.2.2 skrll 6533 1.29.2.2 skrll if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_INTEL) 6534 1.29.2.2 skrll return 0; 6535 1.29.2.2 skrll 6536 1.29.2.2 skrll for (size_t i = 0; i < __arraycount(iwm_devices); i++) 6537 1.29.2.2 skrll if (PCI_PRODUCT(pa->pa_id) == iwm_devices[i]) 6538 1.29.2.2 skrll return 1; 6539 1.29.2.2 skrll 6540 1.29.2.2 skrll return 0; 6541 1.29.2.2 skrll } 6542 1.29.2.2 skrll 6543 1.29.2.2 skrll static int 6544 1.29.2.2 skrll iwm_preinit(struct iwm_softc *sc) 6545 1.29.2.2 skrll { 6546 1.29.2.4 skrll struct ieee80211com *ic = &sc->sc_ic; 6547 1.29.2.2 skrll int error; 6548 1.29.2.2 skrll 6549 1.29.2.2 skrll if (sc->sc_flags & IWM_FLAG_ATTACHED) 6550 1.29.2.2 skrll return 0; 6551 1.29.2.2 skrll 6552 1.29.2.2 skrll if ((error = iwm_start_hw(sc)) != 0) { 6553 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not initialize hardware\n"); 6554 1.29.2.2 skrll return error; 6555 1.29.2.2 skrll } 6556 1.29.2.2 skrll 6557 1.29.2.2 skrll error = iwm_run_init_mvm_ucode(sc, 1); 6558 1.29.2.2 skrll iwm_stop_device(sc); 6559 1.29.2.4 skrll if (error) 6560 1.29.2.4 skrll return error; 6561 1.29.2.2 skrll 6562 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_ATTACHED; 6563 1.29.2.2 skrll 6564 1.29.2.2 skrll aprint_normal_dev(sc->sc_dev, 6565 1.29.2.2 skrll "hw rev: 0x%x, fw ver %d.%d (API ver %d), address %s\n", 6566 1.29.2.2 skrll sc->sc_hw_rev & IWM_CSR_HW_REV_TYPE_MSK, 6567 1.29.2.2 skrll IWM_UCODE_MAJOR(sc->sc_fwver), 6568 1.29.2.2 skrll IWM_UCODE_MINOR(sc->sc_fwver), 6569 1.29.2.2 skrll IWM_UCODE_API(sc->sc_fwver), 6570 1.29.2.2 skrll ether_sprintf(sc->sc_nvm.hw_addr)); 6571 1.29.2.2 skrll 6572 1.29.2.2 skrll /* not all hardware can do 5GHz band */ 6573 1.29.2.2 skrll if (sc->sc_nvm.sku_cap_band_52GHz_enable) 6574 1.29.2.2 skrll ic->ic_sup_rates[IEEE80211_MODE_11A] = ieee80211_std_rateset_11a; 6575 1.29.2.2 skrll 6576 1.29.2.2 skrll ieee80211_ifattach(ic); 6577 1.29.2.2 skrll 6578 1.29.2.2 skrll ic->ic_node_alloc = iwm_node_alloc; 6579 1.29.2.2 skrll 6580 1.29.2.2 skrll /* Override 802.11 state transition machine. */ 6581 1.29.2.2 skrll sc->sc_newstate = ic->ic_newstate; 6582 1.29.2.2 skrll ic->ic_newstate = iwm_newstate; 6583 1.29.2.2 skrll ieee80211_media_init(ic, iwm_media_change, ieee80211_media_status); 6584 1.29.2.2 skrll ieee80211_announce(ic); 6585 1.29.2.2 skrll 6586 1.29.2.2 skrll iwm_radiotap_attach(sc); 6587 1.29.2.2 skrll 6588 1.29.2.4 skrll return 0; 6589 1.29.2.4 skrll } 6590 1.29.2.3 skrll 6591 1.29.2.4 skrll static void 6592 1.29.2.4 skrll iwm_attach_hook(device_t dev) 6593 1.29.2.4 skrll { 6594 1.29.2.4 skrll struct iwm_softc *sc = device_private(dev); 6595 1.29.2.4 skrll 6596 1.29.2.4 skrll iwm_preinit(sc); 6597 1.29.2.2 skrll } 6598 1.29.2.2 skrll 6599 1.29.2.2 skrll static void 6600 1.29.2.2 skrll iwm_attach(device_t parent, device_t self, void *aux) 6601 1.29.2.2 skrll { 6602 1.29.2.2 skrll struct iwm_softc *sc = device_private(self); 6603 1.29.2.2 skrll struct pci_attach_args *pa = aux; 6604 1.29.2.4 skrll struct ieee80211com *ic = &sc->sc_ic; 6605 1.29.2.4 skrll struct ifnet *ifp = &sc->sc_ec.ec_if; 6606 1.29.2.3 skrll #ifndef __HAVE_PCI_MSI_MSIX 6607 1.29.2.2 skrll pci_intr_handle_t ih; 6608 1.29.2.3 skrll #endif 6609 1.29.2.2 skrll pcireg_t reg, memtype; 6610 1.29.2.4 skrll char intrbuf[PCI_INTRSTR_LEN]; 6611 1.29.2.2 skrll const char *intrstr; 6612 1.29.2.2 skrll int error; 6613 1.29.2.2 skrll int txq_i; 6614 1.29.2.4 skrll const struct sysctlnode *node; 6615 1.29.2.2 skrll 6616 1.29.2.2 skrll sc->sc_dev = self; 6617 1.29.2.2 skrll sc->sc_pct = pa->pa_pc; 6618 1.29.2.2 skrll sc->sc_pcitag = pa->pa_tag; 6619 1.29.2.2 skrll sc->sc_dmat = pa->pa_dmat; 6620 1.29.2.2 skrll sc->sc_pciid = pa->pa_id; 6621 1.29.2.2 skrll 6622 1.29.2.2 skrll pci_aprint_devinfo(pa, NULL); 6623 1.29.2.2 skrll 6624 1.29.2.2 skrll /* 6625 1.29.2.2 skrll * Get the offset of the PCI Express Capability Structure in PCI 6626 1.29.2.2 skrll * Configuration Space. 6627 1.29.2.2 skrll */ 6628 1.29.2.2 skrll error = pci_get_capability(sc->sc_pct, sc->sc_pcitag, 6629 1.29.2.2 skrll PCI_CAP_PCIEXPRESS, &sc->sc_cap_off, NULL); 6630 1.29.2.2 skrll if (error == 0) { 6631 1.29.2.2 skrll aprint_error_dev(self, 6632 1.29.2.2 skrll "PCIe capability structure not found!\n"); 6633 1.29.2.2 skrll return; 6634 1.29.2.2 skrll } 6635 1.29.2.2 skrll 6636 1.29.2.2 skrll /* Clear device-specific "PCI retry timeout" register (41h). */ 6637 1.29.2.2 skrll reg = pci_conf_read(sc->sc_pct, sc->sc_pcitag, 0x40); 6638 1.29.2.2 skrll pci_conf_write(sc->sc_pct, sc->sc_pcitag, 0x40, reg & ~0xff00); 6639 1.29.2.2 skrll 6640 1.29.2.2 skrll /* Enable bus-mastering and hardware bug workaround. */ 6641 1.29.2.2 skrll reg = pci_conf_read(sc->sc_pct, sc->sc_pcitag, PCI_COMMAND_STATUS_REG); 6642 1.29.2.2 skrll reg |= PCI_COMMAND_MASTER_ENABLE; 6643 1.29.2.2 skrll /* if !MSI */ 6644 1.29.2.2 skrll if (reg & PCI_COMMAND_INTERRUPT_DISABLE) { 6645 1.29.2.2 skrll reg &= ~PCI_COMMAND_INTERRUPT_DISABLE; 6646 1.29.2.2 skrll } 6647 1.29.2.2 skrll pci_conf_write(sc->sc_pct, sc->sc_pcitag, PCI_COMMAND_STATUS_REG, reg); 6648 1.29.2.2 skrll 6649 1.29.2.2 skrll memtype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, PCI_MAPREG_START); 6650 1.29.2.2 skrll error = pci_mapreg_map(pa, PCI_MAPREG_START, memtype, 0, 6651 1.29.2.2 skrll &sc->sc_st, &sc->sc_sh, NULL, &sc->sc_sz); 6652 1.29.2.2 skrll if (error != 0) { 6653 1.29.2.2 skrll aprint_error_dev(self, "can't map mem space\n"); 6654 1.29.2.2 skrll return; 6655 1.29.2.2 skrll } 6656 1.29.2.2 skrll 6657 1.29.2.2 skrll /* Install interrupt handler. */ 6658 1.29.2.3 skrll #ifdef __HAVE_PCI_MSI_MSIX 6659 1.29.2.4 skrll error = pci_intr_alloc(pa, &sc->sc_pihp, NULL, 0); 6660 1.29.2.3 skrll if (error != 0) { 6661 1.29.2.4 skrll aprint_error_dev(self, "can't allocate interrupt\n"); 6662 1.29.2.2 skrll return; 6663 1.29.2.2 skrll } 6664 1.29.2.3 skrll intrstr = pci_intr_string(sc->sc_pct, sc->sc_pihp[0], intrbuf, 6665 1.29.2.3 skrll sizeof(intrbuf)); 6666 1.29.2.3 skrll sc->sc_ih = pci_intr_establish(sc->sc_pct, sc->sc_pihp[0], IPL_NET, 6667 1.29.2.3 skrll iwm_intr, sc); 6668 1.29.2.3 skrll #else /* !__HAVE_PCI_MSI_MSIX */ 6669 1.29.2.4 skrll if (pci_intr_map(pa, &ih)) { 6670 1.29.2.4 skrll aprint_error_dev(self, "can't map interrupt\n"); 6671 1.29.2.4 skrll return; 6672 1.29.2.4 skrll } 6673 1.29.2.2 skrll intrstr = pci_intr_string(sc->sc_pct, ih, intrbuf, sizeof(intrbuf)); 6674 1.29.2.2 skrll sc->sc_ih = pci_intr_establish(sc->sc_pct, ih, IPL_NET, iwm_intr, sc); 6675 1.29.2.3 skrll #endif /* __HAVE_PCI_MSI_MSIX */ 6676 1.29.2.2 skrll if (sc->sc_ih == NULL) { 6677 1.29.2.2 skrll aprint_error_dev(self, "can't establish interrupt"); 6678 1.29.2.2 skrll if (intrstr != NULL) 6679 1.29.2.2 skrll aprint_error(" at %s", intrstr); 6680 1.29.2.2 skrll aprint_error("\n"); 6681 1.29.2.2 skrll return; 6682 1.29.2.2 skrll } 6683 1.29.2.2 skrll aprint_normal_dev(self, "interrupting at %s\n", intrstr); 6684 1.29.2.2 skrll 6685 1.29.2.2 skrll sc->sc_wantresp = -1; 6686 1.29.2.2 skrll 6687 1.29.2.2 skrll switch (PCI_PRODUCT(sc->sc_pciid)) { 6688 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_7260_1: 6689 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_7260_2: 6690 1.29.2.2 skrll sc->sc_fwname = "iwlwifi-7260-9.ucode"; 6691 1.29.2.2 skrll sc->host_interrupt_operation_mode = 1; 6692 1.29.2.2 skrll break; 6693 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_3160_1: 6694 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_3160_2: 6695 1.29.2.2 skrll sc->sc_fwname = "iwlwifi-3160-9.ucode"; 6696 1.29.2.2 skrll sc->host_interrupt_operation_mode = 1; 6697 1.29.2.2 skrll break; 6698 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_7265_1: 6699 1.29.2.2 skrll case PCI_PRODUCT_INTEL_WIFI_LINK_7265_2: 6700 1.29.2.2 skrll sc->sc_fwname = "iwlwifi-7265-9.ucode"; 6701 1.29.2.2 skrll sc->host_interrupt_operation_mode = 0; 6702 1.29.2.2 skrll break; 6703 1.29.2.2 skrll default: 6704 1.29.2.2 skrll aprint_error_dev(self, "unknown product %#x", 6705 1.29.2.2 skrll PCI_PRODUCT(sc->sc_pciid)); 6706 1.29.2.2 skrll return; 6707 1.29.2.2 skrll } 6708 1.29.2.2 skrll DPRINTF(("%s: firmware=%s\n", DEVNAME(sc), sc->sc_fwname)); 6709 1.29.2.2 skrll sc->sc_fwdmasegsz = IWM_FWDMASEGSZ; 6710 1.29.2.2 skrll 6711 1.29.2.2 skrll /* 6712 1.29.2.2 skrll * We now start fiddling with the hardware 6713 1.29.2.2 skrll */ 6714 1.29.2.2 skrll 6715 1.29.2.2 skrll sc->sc_hw_rev = IWM_READ(sc, IWM_CSR_HW_REV); 6716 1.29.2.2 skrll if (iwm_prepare_card_hw(sc) != 0) { 6717 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not initialize hardware\n"); 6718 1.29.2.2 skrll return; 6719 1.29.2.2 skrll } 6720 1.29.2.2 skrll 6721 1.29.2.2 skrll /* Allocate DMA memory for firmware transfers. */ 6722 1.29.2.2 skrll if ((error = iwm_alloc_fwmem(sc)) != 0) { 6723 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6724 1.29.2.2 skrll "could not allocate memory for firmware\n"); 6725 1.29.2.2 skrll return; 6726 1.29.2.2 skrll } 6727 1.29.2.2 skrll 6728 1.29.2.2 skrll /* Allocate "Keep Warm" page. */ 6729 1.29.2.2 skrll if ((error = iwm_alloc_kw(sc)) != 0) { 6730 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6731 1.29.2.2 skrll "could not allocate keep warm page\n"); 6732 1.29.2.2 skrll goto fail1; 6733 1.29.2.2 skrll } 6734 1.29.2.2 skrll 6735 1.29.2.2 skrll /* We use ICT interrupts */ 6736 1.29.2.2 skrll if ((error = iwm_alloc_ict(sc)) != 0) { 6737 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not allocate ICT table\n"); 6738 1.29.2.2 skrll goto fail2; 6739 1.29.2.2 skrll } 6740 1.29.2.2 skrll 6741 1.29.2.2 skrll /* Allocate TX scheduler "rings". */ 6742 1.29.2.2 skrll if ((error = iwm_alloc_sched(sc)) != 0) { 6743 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6744 1.29.2.2 skrll "could not allocate TX scheduler rings\n"); 6745 1.29.2.2 skrll goto fail3; 6746 1.29.2.2 skrll } 6747 1.29.2.2 skrll 6748 1.29.2.2 skrll /* Allocate TX rings */ 6749 1.29.2.2 skrll for (txq_i = 0; txq_i < __arraycount(sc->txq); txq_i++) { 6750 1.29.2.2 skrll if ((error = iwm_alloc_tx_ring(sc, 6751 1.29.2.2 skrll &sc->txq[txq_i], txq_i)) != 0) { 6752 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, 6753 1.29.2.2 skrll "could not allocate TX ring %d\n", txq_i); 6754 1.29.2.2 skrll goto fail4; 6755 1.29.2.2 skrll } 6756 1.29.2.2 skrll } 6757 1.29.2.2 skrll 6758 1.29.2.2 skrll /* Allocate RX ring. */ 6759 1.29.2.2 skrll if ((error = iwm_alloc_rx_ring(sc, &sc->rxq)) != 0) { 6760 1.29.2.2 skrll aprint_error_dev(sc->sc_dev, "could not allocate RX ring\n"); 6761 1.29.2.2 skrll goto fail4; 6762 1.29.2.2 skrll } 6763 1.29.2.2 skrll 6764 1.29.2.2 skrll workqueue_create(&sc->sc_eswq, "iwmes", 6765 1.29.2.2 skrll iwm_endscan_cb, sc, PRI_NONE, IPL_NET, 0); 6766 1.29.2.2 skrll workqueue_create(&sc->sc_nswq, "iwmns", 6767 1.29.2.2 skrll iwm_newstate_cb, sc, PRI_NONE, IPL_NET, 0); 6768 1.29.2.2 skrll 6769 1.29.2.2 skrll /* Clear pending interrupts. */ 6770 1.29.2.2 skrll IWM_WRITE(sc, IWM_CSR_INT, 0xffffffff); 6771 1.29.2.2 skrll 6772 1.29.2.4 skrll if ((error = sysctl_createv(&sc->sc_clog, 0, NULL, &node, 6773 1.29.2.4 skrll 0, CTLTYPE_NODE, device_xname(sc->sc_dev), 6774 1.29.2.4 skrll SYSCTL_DESCR("iwm per-controller controls"), 6775 1.29.2.4 skrll NULL, 0, NULL, 0, 6776 1.29.2.4 skrll CTL_HW, iwm_sysctl_root_num, CTL_CREATE, 6777 1.29.2.4 skrll CTL_EOL)) != 0) { 6778 1.29.2.4 skrll aprint_normal_dev(sc->sc_dev, 6779 1.29.2.4 skrll "couldn't create iwm per-controller sysctl node\n"); 6780 1.29.2.4 skrll } 6781 1.29.2.4 skrll if (error == 0) { 6782 1.29.2.4 skrll int iwm_nodenum = node->sysctl_num; 6783 1.29.2.4 skrll 6784 1.29.2.4 skrll /* Reload firmware sysctl node */ 6785 1.29.2.4 skrll if ((error = sysctl_createv(&sc->sc_clog, 0, NULL, &node, 6786 1.29.2.4 skrll CTLFLAG_READWRITE, CTLTYPE_INT, "fw_loaded", 6787 1.29.2.4 skrll SYSCTL_DESCR("Reload firmware"), 6788 1.29.2.4 skrll iwm_sysctl_fw_loaded_handler, 0, (void *)sc, 0, 6789 1.29.2.4 skrll CTL_HW, iwm_sysctl_root_num, iwm_nodenum, CTL_CREATE, 6790 1.29.2.4 skrll CTL_EOL)) != 0) { 6791 1.29.2.4 skrll aprint_normal_dev(sc->sc_dev, 6792 1.29.2.4 skrll "couldn't create load_fw sysctl node\n"); 6793 1.29.2.4 skrll } 6794 1.29.2.4 skrll } 6795 1.29.2.4 skrll 6796 1.29.2.4 skrll /* 6797 1.29.2.4 skrll * Attach interface 6798 1.29.2.4 skrll */ 6799 1.29.2.4 skrll ic->ic_ifp = ifp; 6800 1.29.2.4 skrll ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 6801 1.29.2.4 skrll ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 6802 1.29.2.4 skrll ic->ic_state = IEEE80211_S_INIT; 6803 1.29.2.4 skrll 6804 1.29.2.4 skrll /* Set device capabilities. */ 6805 1.29.2.4 skrll ic->ic_caps = 6806 1.29.2.4 skrll IEEE80211_C_WEP | /* WEP */ 6807 1.29.2.4 skrll IEEE80211_C_WPA | /* 802.11i */ 6808 1.29.2.4 skrll IEEE80211_C_SHSLOT | /* short slot time supported */ 6809 1.29.2.4 skrll IEEE80211_C_SHPREAMBLE; /* short preamble supported */ 6810 1.29.2.4 skrll 6811 1.29.2.4 skrll /* all hardware can do 2.4GHz band */ 6812 1.29.2.4 skrll ic->ic_sup_rates[IEEE80211_MODE_11B] = ieee80211_std_rateset_11b; 6813 1.29.2.4 skrll ic->ic_sup_rates[IEEE80211_MODE_11G] = ieee80211_std_rateset_11g; 6814 1.29.2.4 skrll 6815 1.29.2.4 skrll for (int i = 0; i < __arraycount(sc->sc_phyctxt); i++) { 6816 1.29.2.4 skrll sc->sc_phyctxt[i].id = i; 6817 1.29.2.4 skrll } 6818 1.29.2.4 skrll 6819 1.29.2.4 skrll sc->sc_amrr.amrr_min_success_threshold = 1; 6820 1.29.2.4 skrll sc->sc_amrr.amrr_max_success_threshold = 15; 6821 1.29.2.4 skrll 6822 1.29.2.4 skrll /* IBSS channel undefined for now. */ 6823 1.29.2.4 skrll ic->ic_ibss_chan = &ic->ic_channels[1]; 6824 1.29.2.4 skrll 6825 1.29.2.4 skrll #if 0 6826 1.29.2.4 skrll /* Max RSSI */ 6827 1.29.2.4 skrll ic->ic_max_rssi = IWM_MAX_DBM - IWM_MIN_DBM; 6828 1.29.2.4 skrll #endif 6829 1.29.2.4 skrll 6830 1.29.2.4 skrll ifp->if_softc = sc; 6831 1.29.2.4 skrll ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 6832 1.29.2.4 skrll ifp->if_init = iwm_init; 6833 1.29.2.4 skrll ifp->if_stop = iwm_stop; 6834 1.29.2.4 skrll ifp->if_ioctl = iwm_ioctl; 6835 1.29.2.4 skrll ifp->if_start = iwm_start; 6836 1.29.2.4 skrll ifp->if_watchdog = iwm_watchdog; 6837 1.29.2.4 skrll IFQ_SET_READY(&ifp->if_snd); 6838 1.29.2.4 skrll memcpy(ifp->if_xname, DEVNAME(sc), IFNAMSIZ); 6839 1.29.2.4 skrll 6840 1.29.2.4 skrll if_initialize(ifp); 6841 1.29.2.4 skrll #if 0 6842 1.29.2.4 skrll ieee80211_ifattach(ic); 6843 1.29.2.4 skrll #else 6844 1.29.2.4 skrll ether_ifattach(ifp, ic->ic_myaddr); /* XXX */ 6845 1.29.2.4 skrll #endif 6846 1.29.2.4 skrll if_register(ifp); 6847 1.29.2.4 skrll 6848 1.29.2.4 skrll callout_init(&sc->sc_calib_to, 0); 6849 1.29.2.4 skrll callout_setfunc(&sc->sc_calib_to, iwm_calib_timeout, sc); 6850 1.29.2.4 skrll 6851 1.29.2.4 skrll //task_set(&sc->init_task, iwm_init_task, sc); 6852 1.29.2.4 skrll 6853 1.29.2.4 skrll if (pmf_device_register(self, NULL, NULL)) 6854 1.29.2.4 skrll pmf_class_network_register(self, ifp); 6855 1.29.2.4 skrll else 6856 1.29.2.4 skrll aprint_error_dev(self, "couldn't establish power handler\n"); 6857 1.29.2.4 skrll 6858 1.29.2.2 skrll /* 6859 1.29.2.2 skrll * We can't do normal attach before the file system is mounted 6860 1.29.2.2 skrll * because we cannot read the MAC address without loading the 6861 1.29.2.2 skrll * firmware from disk. So we postpone until mountroot is done. 6862 1.29.2.2 skrll * Notably, this will require a full driver unload/load cycle 6863 1.29.2.2 skrll * (or reboot) in case the firmware is not present when the 6864 1.29.2.2 skrll * hook runs. 6865 1.29.2.2 skrll */ 6866 1.29.2.2 skrll config_mountroot(self, iwm_attach_hook); 6867 1.29.2.2 skrll 6868 1.29.2.2 skrll return; 6869 1.29.2.2 skrll 6870 1.29.2.2 skrll /* Free allocated memory if something failed during attachment. */ 6871 1.29.2.2 skrll fail4: while (--txq_i >= 0) 6872 1.29.2.2 skrll iwm_free_tx_ring(sc, &sc->txq[txq_i]); 6873 1.29.2.2 skrll iwm_free_sched(sc); 6874 1.29.2.2 skrll fail3: if (sc->ict_dma.vaddr != NULL) 6875 1.29.2.2 skrll iwm_free_ict(sc); 6876 1.29.2.2 skrll fail2: iwm_free_kw(sc); 6877 1.29.2.2 skrll fail1: iwm_free_fwmem(sc); 6878 1.29.2.2 skrll } 6879 1.29.2.2 skrll 6880 1.29.2.2 skrll /* 6881 1.29.2.2 skrll * Attach the interface to 802.11 radiotap. 6882 1.29.2.2 skrll */ 6883 1.29.2.2 skrll void 6884 1.29.2.2 skrll iwm_radiotap_attach(struct iwm_softc *sc) 6885 1.29.2.2 skrll { 6886 1.29.2.2 skrll struct ifnet *ifp = sc->sc_ic.ic_ifp; 6887 1.29.2.2 skrll 6888 1.29.2.2 skrll bpf_attach2(ifp, DLT_IEEE802_11_RADIO, 6889 1.29.2.2 skrll sizeof (struct ieee80211_frame) + IEEE80211_RADIOTAP_HDRLEN, 6890 1.29.2.2 skrll &sc->sc_drvbpf); 6891 1.29.2.2 skrll 6892 1.29.2.2 skrll sc->sc_rxtap_len = sizeof sc->sc_rxtapu; 6893 1.29.2.2 skrll sc->sc_rxtap.wr_ihdr.it_len = htole16(sc->sc_rxtap_len); 6894 1.29.2.2 skrll sc->sc_rxtap.wr_ihdr.it_present = htole32(IWM_RX_RADIOTAP_PRESENT); 6895 1.29.2.2 skrll 6896 1.29.2.2 skrll sc->sc_txtap_len = sizeof sc->sc_txtapu; 6897 1.29.2.2 skrll sc->sc_txtap.wt_ihdr.it_len = htole16(sc->sc_txtap_len); 6898 1.29.2.2 skrll sc->sc_txtap.wt_ihdr.it_present = htole32(IWM_TX_RADIOTAP_PRESENT); 6899 1.29.2.2 skrll } 6900 1.29.2.2 skrll 6901 1.29.2.2 skrll #if 0 6902 1.29.2.2 skrll static void 6903 1.29.2.2 skrll iwm_init_task(void *arg1) 6904 1.29.2.2 skrll { 6905 1.29.2.2 skrll struct iwm_softc *sc = arg1; 6906 1.29.2.2 skrll struct ifnet *ifp = &sc->sc_ic.ic_if; 6907 1.29.2.2 skrll int s; 6908 1.29.2.2 skrll 6909 1.29.2.2 skrll s = splnet(); 6910 1.29.2.2 skrll while (sc->sc_flags & IWM_FLAG_BUSY) 6911 1.29.2.2 skrll tsleep(&sc->sc_flags, 0, "iwmpwr", 0); 6912 1.29.2.2 skrll sc->sc_flags |= IWM_FLAG_BUSY; 6913 1.29.2.2 skrll 6914 1.29.2.2 skrll iwm_stop(ifp, 0); 6915 1.29.2.2 skrll if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) == IFF_UP) 6916 1.29.2.2 skrll iwm_init(ifp); 6917 1.29.2.2 skrll 6918 1.29.2.2 skrll sc->sc_flags &= ~IWM_FLAG_BUSY; 6919 1.29.2.2 skrll wakeup(&sc->sc_flags); 6920 1.29.2.2 skrll splx(s); 6921 1.29.2.2 skrll } 6922 1.29.2.2 skrll 6923 1.29.2.2 skrll static void 6924 1.29.2.2 skrll iwm_wakeup(struct iwm_softc *sc) 6925 1.29.2.2 skrll { 6926 1.29.2.2 skrll pcireg_t reg; 6927 1.29.2.2 skrll 6928 1.29.2.2 skrll /* Clear device-specific "PCI retry timeout" register (41h). */ 6929 1.29.2.2 skrll reg = pci_conf_read(sc->sc_pct, sc->sc_pcitag, 0x40); 6930 1.29.2.2 skrll pci_conf_write(sc->sc_pct, sc->sc_pcitag, 0x40, reg & ~0xff00); 6931 1.29.2.2 skrll 6932 1.29.2.2 skrll iwm_init_task(sc); 6933 1.29.2.2 skrll } 6934 1.29.2.2 skrll 6935 1.29.2.2 skrll static int 6936 1.29.2.2 skrll iwm_activate(device_t self, enum devact act) 6937 1.29.2.2 skrll { 6938 1.29.2.2 skrll struct iwm_softc *sc = device_private(self); 6939 1.29.2.2 skrll struct ifnet *ifp = IC2IFP(&sc->sc_ic); 6940 1.29.2.2 skrll 6941 1.29.2.2 skrll switch (act) { 6942 1.29.2.2 skrll case DVACT_DEACTIVATE: 6943 1.29.2.2 skrll if (ifp->if_flags & IFF_RUNNING) 6944 1.29.2.2 skrll iwm_stop(ifp, 0); 6945 1.29.2.2 skrll return 0; 6946 1.29.2.2 skrll default: 6947 1.29.2.2 skrll return EOPNOTSUPP; 6948 1.29.2.2 skrll } 6949 1.29.2.2 skrll } 6950 1.29.2.2 skrll #endif 6951 1.29.2.2 skrll 6952 1.29.2.2 skrll CFATTACH_DECL_NEW(iwm, sizeof(struct iwm_softc), iwm_match, iwm_attach, 6953 1.29.2.2 skrll NULL, NULL); 6954 1.29.2.3 skrll 6955 1.29.2.4 skrll static int 6956 1.29.2.4 skrll iwm_sysctl_fw_loaded_handler(SYSCTLFN_ARGS) 6957 1.29.2.4 skrll { 6958 1.29.2.4 skrll struct sysctlnode node; 6959 1.29.2.4 skrll struct iwm_softc *sc; 6960 1.29.2.4 skrll int error, t; 6961 1.29.2.4 skrll 6962 1.29.2.4 skrll node = *rnode; 6963 1.29.2.4 skrll sc = node.sysctl_data; 6964 1.29.2.4 skrll t = ISSET(sc->sc_flags, IWM_FLAG_FW_LOADED) ? 1 : 0; 6965 1.29.2.4 skrll node.sysctl_data = &t; 6966 1.29.2.4 skrll error = sysctl_lookup(SYSCTLFN_CALL(&node)); 6967 1.29.2.4 skrll if (error || newp == NULL) 6968 1.29.2.4 skrll return error; 6969 1.29.2.4 skrll 6970 1.29.2.4 skrll if (t == 0) 6971 1.29.2.4 skrll CLR(sc->sc_flags, IWM_FLAG_FW_LOADED); 6972 1.29.2.4 skrll return 0; 6973 1.29.2.4 skrll } 6974 1.29.2.4 skrll 6975 1.29.2.3 skrll SYSCTL_SETUP(sysctl_iwm, "sysctl iwm(4) subtree setup") 6976 1.29.2.3 skrll { 6977 1.29.2.4 skrll const struct sysctlnode *rnode; 6978 1.29.2.4 skrll #ifdef IWM_DEBUG 6979 1.29.2.4 skrll const struct sysctlnode *cnode; 6980 1.29.2.4 skrll #endif /* IWM_DEBUG */ 6981 1.29.2.3 skrll int rc; 6982 1.29.2.3 skrll 6983 1.29.2.3 skrll if ((rc = sysctl_createv(clog, 0, NULL, &rnode, 6984 1.29.2.3 skrll CTLFLAG_PERMANENT, CTLTYPE_NODE, "iwm", 6985 1.29.2.3 skrll SYSCTL_DESCR("iwm global controls"), 6986 1.29.2.3 skrll NULL, 0, NULL, 0, CTL_HW, CTL_CREATE, CTL_EOL)) != 0) 6987 1.29.2.3 skrll goto err; 6988 1.29.2.3 skrll 6989 1.29.2.4 skrll iwm_sysctl_root_num = rnode->sysctl_num; 6990 1.29.2.4 skrll 6991 1.29.2.4 skrll #ifdef IWM_DEBUG 6992 1.29.2.3 skrll /* control debugging printfs */ 6993 1.29.2.3 skrll if ((rc = sysctl_createv(clog, 0, &rnode, &cnode, 6994 1.29.2.3 skrll CTLFLAG_PERMANENT|CTLFLAG_READWRITE, CTLTYPE_INT, 6995 1.29.2.3 skrll "debug", SYSCTL_DESCR("Enable debugging output"), 6996 1.29.2.3 skrll NULL, 0, &iwm_debug, 0, CTL_CREATE, CTL_EOL)) != 0) 6997 1.29.2.3 skrll goto err; 6998 1.29.2.4 skrll #endif /* IWM_DEBUG */ 6999 1.29.2.3 skrll 7000 1.29.2.3 skrll return; 7001 1.29.2.3 skrll 7002 1.29.2.3 skrll err: 7003 1.29.2.3 skrll aprint_error("%s: sysctl_createv failed (rc = %d)\n", __func__, rc); 7004 1.29.2.3 skrll } 7005
Indexes created Tue Oct 21 19:09:51 GMT 2025