wmi_hp.c revision 1.2.2.2
1 1.2.2.2 yamt /* $NetBSD: wmi_hp.c,v 1.2.2.2 2010/08/11 22:53:17 yamt Exp $ */ 2 1.2.2.2 yamt 3 1.2.2.2 yamt /*- 4 1.2.2.2 yamt * Copyright (c) 2009, 2010 The NetBSD Foundation, Inc. 5 1.2.2.2 yamt * All rights reserved. 6 1.2.2.2 yamt * 7 1.2.2.2 yamt * This code is derived from software contributed to The NetBSD Foundation 8 1.2.2.2 yamt * by Jukka Ruohonen. 9 1.2.2.2 yamt * 10 1.2.2.2 yamt * Redistribution and use in source and binary forms, with or without 11 1.2.2.2 yamt * modification, are permitted provided that the following conditions 12 1.2.2.2 yamt * are met: 13 1.2.2.2 yamt * 14 1.2.2.2 yamt * 1. Redistributions of source code must retain the above copyright 15 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer. 16 1.2.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 17 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer in the 18 1.2.2.2 yamt * documentation and/or other materials provided with the distribution. 19 1.2.2.2 yamt * 20 1.2.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 1.2.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 1.2.2.2 yamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 1.2.2.2 yamt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 1.2.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 1.2.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 1.2.2.2 yamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 1.2.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 1.2.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 1.2.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 1.2.2.2 yamt * SUCH DAMAGE. 31 1.2.2.2 yamt */ 32 1.2.2.2 yamt 33 1.2.2.2 yamt /*- 34 1.2.2.2 yamt * Copyright (c) 2009 Michael Gmelin <freebsd (at) grem.de> 35 1.2.2.2 yamt * All rights reserved. 36 1.2.2.2 yamt * 37 1.2.2.2 yamt * Redistribution and use in source and binary forms, with or without 38 1.2.2.2 yamt * modification, are permitted provided that the following conditions 39 1.2.2.2 yamt * are met: 40 1.2.2.2 yamt * 1. Redistributions of source code must retain the above copyright 41 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer. 42 1.2.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 43 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer in the 44 1.2.2.2 yamt * documentation and/or other materials provided with the distribution. 45 1.2.2.2 yamt * 46 1.2.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 47 1.2.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 48 1.2.2.2 yamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 49 1.2.2.2 yamt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 50 1.2.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 51 1.2.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 52 1.2.2.2 yamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 53 1.2.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 54 1.2.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 55 1.2.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 56 1.2.2.2 yamt * SUCH DAMAGE. 57 1.2.2.2 yamt */ 58 1.2.2.2 yamt 59 1.2.2.2 yamt #include <sys/cdefs.h> 60 1.2.2.2 yamt __KERNEL_RCSID(0, "$NetBSD: wmi_hp.c,v 1.2.2.2 2010/08/11 22:53:17 yamt Exp $"); 61 1.2.2.2 yamt 62 1.2.2.2 yamt #include <sys/param.h> 63 1.2.2.2 yamt #include <sys/device.h> 64 1.2.2.2 yamt #include <sys/kmem.h> 65 1.2.2.2 yamt 66 1.2.2.2 yamt #include <dev/acpi/acpireg.h> 67 1.2.2.2 yamt #include <dev/acpi/acpivar.h> 68 1.2.2.2 yamt #include <dev/acpi/wmi/wmi_acpivar.h> 69 1.2.2.2 yamt 70 1.2.2.2 yamt #include <dev/sysmon/sysmonvar.h> 71 1.2.2.2 yamt 72 1.2.2.2 yamt #define _COMPONENT ACPI_RESOURCE_COMPONENT 73 1.2.2.2 yamt ACPI_MODULE_NAME ("wmi_hp") 74 1.2.2.2 yamt 75 1.2.2.2 yamt #define WMI_HP_METHOD_ARG_READ 0x01 76 1.2.2.2 yamt #define WMI_HP_METHOD_ARG_WRITE 0x02 77 1.2.2.2 yamt #define WMI_HP_METHOD_ARG_WRITE_SIZE 0x04 78 1.2.2.2 yamt #define WMI_HP_METHOD_ARG_MAGIC 0x55434553 79 1.2.2.2 yamt #define WMI_HP_METHOD_ARG_SIZE 0x05 * sizeof(uint32_t) 80 1.2.2.2 yamt 81 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_DISPLAY 0x01 82 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_HDDTEMP 0x02 83 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_ALS 0x03 84 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_DOCK 0x04 85 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_SWITCH 0x05 86 1.2.2.2 yamt #define WMI_HP_METHOD_CMD_HOTKEY 0x0C 87 1.2.2.2 yamt 88 1.2.2.2 yamt #define WMI_HP_EVENT_DOCK 0x01 89 1.2.2.2 yamt #define WMI_HP_EVENT_HOTKEY 0x04 90 1.2.2.2 yamt #define WMI_HP_EVENT_SWITCH 0x05 91 1.2.2.2 yamt /* WMI_HP_EVENT_UNKNOWN 0xXX */ 92 1.2.2.2 yamt 93 1.2.2.2 yamt #define WMI_HP_HOTKEY_BRIGHTNESS_UP 0x02 94 1.2.2.2 yamt #define WMI_HP_HOTKEY_BRIGHTNESS_DOWN 0x03 95 1.2.2.2 yamt /* WMI_HP_HOTKEY_UNKNOWN 0xXX */ 96 1.2.2.2 yamt 97 1.2.2.2 yamt #define WMI_HP_SWITCH_WLAN 0x01 98 1.2.2.2 yamt #define WMI_HP_SWITCH_BT 0x02 99 1.2.2.2 yamt #define WMI_HP_SWITCH_WWAN 0x04 100 1.2.2.2 yamt 101 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_WLAN_OFF 0x100 102 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_WLAN_ON 0x101 103 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_BT_OFF 0x200 104 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_BT_ON 0x202 105 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_WWAN_OFF 0x400 106 1.2.2.2 yamt #define WMI_HP_SWITCH_ARG_WWAN_ON 0x404 107 1.2.2.2 yamt 108 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WLAN_ONAIR __BIT(8) 109 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WLAN_ENABLED __BIT(9) 110 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WLAN_RADIO __BIT(11) 111 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_BT_ONAIR __BIT(16) 112 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_BT_ENABLED __BIT(17) 113 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_BT_RADIO __BIT(19) 114 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WWAN_ONAIR __BIT(24) 115 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WWAN_ENABLED __BIT(25) 116 1.2.2.2 yamt #define WMI_HP_SWITCH_MASK_WWAN_RADIO __BIT(27) 117 1.2.2.2 yamt 118 1.2.2.2 yamt #define WMI_HP_GUID_EVENT "95F24279-4D7B-4334-9387-ACCDC67EF61C" 119 1.2.2.2 yamt #define WMI_HP_GUID_METHOD "5FB7F034-2C63-45E9-BE91-3D44E2C707E4" 120 1.2.2.2 yamt 121 1.2.2.2 yamt #define WMI_HP_SENSOR_WLAN 0 122 1.2.2.2 yamt #define WMI_HP_SENSOR_BT 1 123 1.2.2.2 yamt #define WMI_HP_SENSOR_WWAN 2 124 1.2.2.2 yamt #define WMI_HP_SENSOR_COUNT 3 125 1.2.2.2 yamt #define WMI_HP_SENSOR_SIZE 3 * sizeof(envsys_data_t) 126 1.2.2.2 yamt 127 1.2.2.2 yamt struct wmi_hp_softc { 128 1.2.2.2 yamt device_t sc_dev; 129 1.2.2.2 yamt device_t sc_parent; 130 1.2.2.2 yamt struct sysmon_envsys *sc_sme; 131 1.2.2.2 yamt envsys_data_t *sc_sensor; 132 1.2.2.2 yamt uint32_t *sc_arg; 133 1.2.2.2 yamt uint32_t sc_val; 134 1.2.2.2 yamt }; 135 1.2.2.2 yamt 136 1.2.2.2 yamt static int wmi_hp_match(device_t, cfdata_t, void *); 137 1.2.2.2 yamt static void wmi_hp_attach(device_t, device_t, void *); 138 1.2.2.2 yamt static int wmi_hp_detach(device_t, int); 139 1.2.2.2 yamt static bool wmi_hp_suspend(device_t, const pmf_qual_t *); 140 1.2.2.2 yamt static bool wmi_hp_resume(device_t, const pmf_qual_t *); 141 1.2.2.2 yamt static void wmi_hp_notify_handler(ACPI_HANDLE, uint32_t, void *); 142 1.2.2.2 yamt static void wmi_hp_hotkey(void *); 143 1.2.2.2 yamt static bool wmi_hp_method(struct wmi_hp_softc *); 144 1.2.2.2 yamt static bool wmi_hp_method_read(struct wmi_hp_softc *, uint8_t); 145 1.2.2.2 yamt 146 1.2.2.2 yamt #if 0 147 1.2.2.2 yamt static bool wmi_hp_method_write(struct wmi_hp_softc *, uint8_t, uint32_t); 148 1.2.2.2 yamt #endif 149 1.2.2.2 yamt 150 1.2.2.2 yamt static void wmi_hp_sensor_init(struct wmi_hp_softc *); 151 1.2.2.2 yamt static void wmi_hp_sensor_update(void *); 152 1.2.2.2 yamt 153 1.2.2.2 yamt CFATTACH_DECL_NEW(wmihp, sizeof(struct wmi_hp_softc), 154 1.2.2.2 yamt wmi_hp_match, wmi_hp_attach, wmi_hp_detach, NULL); 155 1.2.2.2 yamt 156 1.2.2.2 yamt static int 157 1.2.2.2 yamt wmi_hp_match(device_t parent, cfdata_t match, void *aux) 158 1.2.2.2 yamt { 159 1.2.2.2 yamt return acpi_wmi_guid_match(parent, WMI_HP_GUID_METHOD); 160 1.2.2.2 yamt } 161 1.2.2.2 yamt 162 1.2.2.2 yamt static void 163 1.2.2.2 yamt wmi_hp_attach(device_t parent, device_t self, void *aux) 164 1.2.2.2 yamt { 165 1.2.2.2 yamt struct wmi_hp_softc *sc = device_private(self); 166 1.2.2.2 yamt ACPI_STATUS rv = AE_ERROR; 167 1.2.2.2 yamt 168 1.2.2.2 yamt sc->sc_dev = self; 169 1.2.2.2 yamt sc->sc_parent = parent; 170 1.2.2.2 yamt 171 1.2.2.2 yamt sc->sc_sme = NULL; 172 1.2.2.2 yamt sc->sc_sensor = NULL; 173 1.2.2.2 yamt 174 1.2.2.2 yamt sc->sc_arg = kmem_alloc(WMI_HP_METHOD_ARG_SIZE, KM_SLEEP); 175 1.2.2.2 yamt 176 1.2.2.2 yamt if (sc->sc_arg == NULL) 177 1.2.2.2 yamt return; 178 1.2.2.2 yamt 179 1.2.2.2 yamt aprint_naive("\n"); 180 1.2.2.2 yamt aprint_normal(": HP WMI mappings\n"); 181 1.2.2.2 yamt 182 1.2.2.2 yamt (void)pmf_device_register(sc->sc_dev, wmi_hp_suspend, wmi_hp_resume); 183 1.2.2.2 yamt 184 1.2.2.2 yamt if (acpi_wmi_guid_match(parent, WMI_HP_GUID_EVENT) != 0) 185 1.2.2.2 yamt rv = acpi_wmi_event_register(parent, wmi_hp_notify_handler); 186 1.2.2.2 yamt 187 1.2.2.2 yamt if (ACPI_FAILURE(rv)) 188 1.2.2.2 yamt return; 189 1.2.2.2 yamt 190 1.2.2.2 yamt sc->sc_sensor = kmem_alloc(WMI_HP_SENSOR_SIZE, KM_SLEEP); 191 1.2.2.2 yamt 192 1.2.2.2 yamt if (sc->sc_sensor == NULL) 193 1.2.2.2 yamt return; 194 1.2.2.2 yamt 195 1.2.2.2 yamt wmi_hp_sensor_init(sc); 196 1.2.2.2 yamt } 197 1.2.2.2 yamt 198 1.2.2.2 yamt static int 199 1.2.2.2 yamt wmi_hp_detach(device_t self, int flags) 200 1.2.2.2 yamt { 201 1.2.2.2 yamt struct wmi_hp_softc *sc = device_private(self); 202 1.2.2.2 yamt device_t parent = sc->sc_parent; 203 1.2.2.2 yamt 204 1.2.2.2 yamt (void)acpi_wmi_event_deregister(parent); 205 1.2.2.2 yamt 206 1.2.2.2 yamt if (sc->sc_sme != NULL) 207 1.2.2.2 yamt sysmon_envsys_unregister(sc->sc_sme); 208 1.2.2.2 yamt 209 1.2.2.2 yamt if (sc->sc_sensor != NULL) 210 1.2.2.2 yamt kmem_free(sc->sc_sensor, WMI_HP_SENSOR_SIZE); 211 1.2.2.2 yamt 212 1.2.2.2 yamt if (sc->sc_arg != NULL) 213 1.2.2.2 yamt kmem_free(sc->sc_arg, WMI_HP_METHOD_ARG_SIZE); 214 1.2.2.2 yamt 215 1.2.2.2 yamt pmf_device_deregister(self); 216 1.2.2.2 yamt 217 1.2.2.2 yamt return 0; 218 1.2.2.2 yamt } 219 1.2.2.2 yamt 220 1.2.2.2 yamt static bool 221 1.2.2.2 yamt wmi_hp_suspend(device_t self, const pmf_qual_t *qual) 222 1.2.2.2 yamt { 223 1.2.2.2 yamt struct wmi_hp_softc *sc = device_private(self); 224 1.2.2.2 yamt device_t parent = sc->sc_parent; 225 1.2.2.2 yamt 226 1.2.2.2 yamt if (sc->sc_sensor != NULL) 227 1.2.2.2 yamt (void)acpi_wmi_event_deregister(parent); 228 1.2.2.2 yamt 229 1.2.2.2 yamt return true; 230 1.2.2.2 yamt } 231 1.2.2.2 yamt 232 1.2.2.2 yamt static bool 233 1.2.2.2 yamt wmi_hp_resume(device_t self, const pmf_qual_t *qual) 234 1.2.2.2 yamt { 235 1.2.2.2 yamt struct wmi_hp_softc *sc = device_private(self); 236 1.2.2.2 yamt device_t parent = sc->sc_parent; 237 1.2.2.2 yamt 238 1.2.2.2 yamt if (sc->sc_sensor != NULL) 239 1.2.2.2 yamt (void)acpi_wmi_event_register(parent, wmi_hp_notify_handler); 240 1.2.2.2 yamt 241 1.2.2.2 yamt return true; 242 1.2.2.2 yamt } 243 1.2.2.2 yamt 244 1.2.2.2 yamt static void 245 1.2.2.2 yamt wmi_hp_notify_handler(ACPI_HANDLE hdl, uint32_t evt, void *aux) 246 1.2.2.2 yamt { 247 1.2.2.2 yamt static const int handler = OSL_NOTIFY_HANDLER; 248 1.2.2.2 yamt struct wmi_hp_softc *sc; 249 1.2.2.2 yamt device_t self = aux; 250 1.2.2.2 yamt ACPI_OBJECT *obj; 251 1.2.2.2 yamt ACPI_BUFFER buf; 252 1.2.2.2 yamt ACPI_STATUS rv; 253 1.2.2.2 yamt uint32_t val; 254 1.2.2.2 yamt 255 1.2.2.2 yamt buf.Pointer = NULL; 256 1.2.2.2 yamt 257 1.2.2.2 yamt sc = device_private(self); 258 1.2.2.2 yamt rv = acpi_wmi_event_get(sc->sc_parent, evt, &buf); 259 1.2.2.2 yamt 260 1.2.2.2 yamt if (ACPI_FAILURE(rv)) 261 1.2.2.2 yamt goto out; 262 1.2.2.2 yamt 263 1.2.2.2 yamt obj = buf.Pointer; 264 1.2.2.2 yamt 265 1.2.2.2 yamt if (obj->Type != ACPI_TYPE_BUFFER) { 266 1.2.2.2 yamt rv = AE_TYPE; 267 1.2.2.2 yamt goto out; 268 1.2.2.2 yamt } 269 1.2.2.2 yamt 270 1.2.2.2 yamt if (obj->Buffer.Length != 8) { 271 1.2.2.2 yamt rv = AE_LIMIT; 272 1.2.2.2 yamt goto out; 273 1.2.2.2 yamt } 274 1.2.2.2 yamt 275 1.2.2.2 yamt val = *((uint8_t *)obj->Buffer.Pointer); 276 1.2.2.2 yamt 277 1.2.2.2 yamt if (val == 0x00) { 278 1.2.2.2 yamt rv = AE_BAD_DATA; 279 1.2.2.2 yamt goto out; 280 1.2.2.2 yamt } 281 1.2.2.2 yamt 282 1.2.2.2 yamt switch (val) { 283 1.2.2.2 yamt 284 1.2.2.2 yamt case WMI_HP_EVENT_SWITCH: 285 1.2.2.2 yamt rv = AcpiOsExecute(handler, wmi_hp_sensor_update, self); 286 1.2.2.2 yamt break; 287 1.2.2.2 yamt 288 1.2.2.2 yamt case WMI_HP_EVENT_HOTKEY: 289 1.2.2.2 yamt rv = AcpiOsExecute(handler, wmi_hp_hotkey, self); 290 1.2.2.2 yamt break; 291 1.2.2.2 yamt 292 1.2.2.2 yamt case WMI_HP_EVENT_DOCK: /* FALLTHROUGH */ 293 1.2.2.2 yamt 294 1.2.2.2 yamt default: 295 1.2.2.2 yamt aprint_debug_dev(sc->sc_dev, "unknown event 0x%02X\n", evt); 296 1.2.2.2 yamt break; 297 1.2.2.2 yamt } 298 1.2.2.2 yamt 299 1.2.2.2 yamt out: 300 1.2.2.2 yamt if (buf.Pointer != NULL) 301 1.2.2.2 yamt ACPI_FREE(buf.Pointer); 302 1.2.2.2 yamt 303 1.2.2.2 yamt if (ACPI_FAILURE(rv)) 304 1.2.2.2 yamt aprint_error_dev(sc->sc_dev, "failed to get data for " 305 1.2.2.2 yamt "event 0x%02X: %s\n", evt, AcpiFormatException(rv)); 306 1.2.2.2 yamt } 307 1.2.2.2 yamt 308 1.2.2.2 yamt static void 309 1.2.2.2 yamt wmi_hp_hotkey(void *aux) 310 1.2.2.2 yamt { 311 1.2.2.2 yamt struct wmi_hp_softc *sc; 312 1.2.2.2 yamt device_t self = aux; 313 1.2.2.2 yamt 314 1.2.2.2 yamt sc = device_private(self); 315 1.2.2.2 yamt 316 1.2.2.2 yamt if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_HOTKEY) != true) 317 1.2.2.2 yamt return; 318 1.2.2.2 yamt 319 1.2.2.2 yamt switch (sc->sc_val) { 320 1.2.2.2 yamt 321 1.2.2.2 yamt case WMI_HP_HOTKEY_BRIGHTNESS_UP: 322 1.2.2.2 yamt pmf_event_inject(NULL, PMFE_DISPLAY_BRIGHTNESS_UP); 323 1.2.2.2 yamt break; 324 1.2.2.2 yamt 325 1.2.2.2 yamt case WMI_HP_HOTKEY_BRIGHTNESS_DOWN: 326 1.2.2.2 yamt pmf_event_inject(NULL, PMFE_DISPLAY_BRIGHTNESS_DOWN); 327 1.2.2.2 yamt break; 328 1.2.2.2 yamt 329 1.2.2.2 yamt default: 330 1.2.2.2 yamt aprint_debug_dev(self, "unknown hotkey 0x%02x\n", sc->sc_val); 331 1.2.2.2 yamt break; 332 1.2.2.2 yamt } 333 1.2.2.2 yamt } 334 1.2.2.2 yamt 335 1.2.2.2 yamt static bool 336 1.2.2.2 yamt wmi_hp_method(struct wmi_hp_softc *sc) 337 1.2.2.2 yamt { 338 1.2.2.2 yamt ACPI_BUFFER ibuf, obuf; 339 1.2.2.2 yamt ACPI_STATUS rv = AE_OK; 340 1.2.2.2 yamt ACPI_OBJECT *obj; 341 1.2.2.2 yamt uint32_t cmd, *val; 342 1.2.2.2 yamt 343 1.2.2.2 yamt cmd = sc->sc_arg[2]; 344 1.2.2.2 yamt 345 1.2.2.2 yamt KDASSERT(cmd != 0); 346 1.2.2.2 yamt KDASSERT(sc->sc_arg[0] == WMI_HP_METHOD_ARG_MAGIC); 347 1.2.2.2 yamt 348 1.2.2.2 yamt obuf.Pointer = NULL; 349 1.2.2.2 yamt ibuf.Pointer = sc->sc_arg; 350 1.2.2.2 yamt ibuf.Length = WMI_HP_METHOD_ARG_SIZE; 351 1.2.2.2 yamt 352 1.2.2.2 yamt rv = acpi_wmi_method(sc->sc_parent, 353 1.2.2.2 yamt WMI_HP_GUID_METHOD, 0, 3, &ibuf, &obuf); 354 1.2.2.2 yamt 355 1.2.2.2 yamt if (ACPI_FAILURE(rv)) 356 1.2.2.2 yamt goto out; 357 1.2.2.2 yamt 358 1.2.2.2 yamt obj = obuf.Pointer; 359 1.2.2.2 yamt 360 1.2.2.2 yamt if (obj->Type != ACPI_TYPE_BUFFER) { 361 1.2.2.2 yamt rv = AE_TYPE; 362 1.2.2.2 yamt goto out; 363 1.2.2.2 yamt } 364 1.2.2.2 yamt 365 1.2.2.2 yamt /* 366 1.2.2.2 yamt * val[0] unknown 367 1.2.2.2 yamt * val[1] error code 368 1.2.2.2 yamt * val[2] return value 369 1.2.2.2 yamt */ 370 1.2.2.2 yamt val = (uint32_t *)obj->Buffer.Pointer; 371 1.2.2.2 yamt 372 1.2.2.2 yamt if (val[1] != 0) { 373 1.2.2.2 yamt rv = AE_ERROR; 374 1.2.2.2 yamt goto out; 375 1.2.2.2 yamt } 376 1.2.2.2 yamt 377 1.2.2.2 yamt sc->sc_val = val[2]; 378 1.2.2.2 yamt 379 1.2.2.2 yamt out: 380 1.2.2.2 yamt if (obuf.Pointer != NULL) 381 1.2.2.2 yamt ACPI_FREE(obuf.Pointer); 382 1.2.2.2 yamt 383 1.2.2.2 yamt if (ACPI_FAILURE(rv)) { 384 1.2.2.2 yamt aprint_debug_dev(sc->sc_dev, "failed to evaluate method " 385 1.2.2.2 yamt "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv)); 386 1.2.2.2 yamt return false; 387 1.2.2.2 yamt } 388 1.2.2.2 yamt 389 1.2.2.2 yamt return true; 390 1.2.2.2 yamt } 391 1.2.2.2 yamt 392 1.2.2.2 yamt static bool 393 1.2.2.2 yamt wmi_hp_method_read(struct wmi_hp_softc *sc, uint8_t cmd) 394 1.2.2.2 yamt { 395 1.2.2.2 yamt 396 1.2.2.2 yamt sc->sc_arg[0] = WMI_HP_METHOD_ARG_MAGIC; 397 1.2.2.2 yamt sc->sc_arg[1] = WMI_HP_METHOD_ARG_READ; 398 1.2.2.2 yamt sc->sc_arg[2] = cmd; 399 1.2.2.2 yamt sc->sc_arg[3] = 0; 400 1.2.2.2 yamt sc->sc_arg[4] = 0; 401 1.2.2.2 yamt 402 1.2.2.2 yamt return wmi_hp_method(sc); 403 1.2.2.2 yamt } 404 1.2.2.2 yamt 405 1.2.2.2 yamt #if 0 406 1.2.2.2 yamt static bool 407 1.2.2.2 yamt wmi_hp_method_write(struct wmi_hp_softc *sc, uint8_t cmd, uint32_t val) 408 1.2.2.2 yamt { 409 1.2.2.2 yamt 410 1.2.2.2 yamt sc->sc_arg[0] = WMI_HP_METHOD_ARG_MAGIC; 411 1.2.2.2 yamt sc->sc_arg[1] = WMI_HP_METHOD_ARG_WRITE; 412 1.2.2.2 yamt sc->sc_arg[2] = cmd; 413 1.2.2.2 yamt sc->sc_arg[3] = WMI_HP_METHOD_ARG_WRITE_SIZE; 414 1.2.2.2 yamt sc->sc_arg[4] = val; 415 1.2.2.2 yamt 416 1.2.2.2 yamt return wmi_hp_method(sc); 417 1.2.2.2 yamt } 418 1.2.2.2 yamt #endif 419 1.2.2.2 yamt 420 1.2.2.2 yamt static void 421 1.2.2.2 yamt wmi_hp_sensor_init(struct wmi_hp_softc *sc) 422 1.2.2.2 yamt { 423 1.2.2.2 yamt int i, j, sensor[3]; 424 1.2.2.2 yamt 425 1.2.2.2 yamt const char desc[][ENVSYS_DESCLEN] = { 426 1.2.2.2 yamt "wireless", "bluetooth", "mobile" 427 1.2.2.2 yamt }; 428 1.2.2.2 yamt 429 1.2.2.2 yamt KDASSERT(sc->sc_sme == NULL); 430 1.2.2.2 yamt KDASSERT(sc->sc_sensor != NULL); 431 1.2.2.2 yamt 432 1.2.2.2 yamt (void)memset(sc->sc_sensor, 0, WMI_HP_SENSOR_SIZE); 433 1.2.2.2 yamt 434 1.2.2.2 yamt if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_SWITCH) != true) 435 1.2.2.2 yamt return; 436 1.2.2.2 yamt 437 1.2.2.2 yamt sc->sc_sme = sysmon_envsys_create(); 438 1.2.2.2 yamt 439 1.2.2.2 yamt sensor[0] = WMI_HP_SWITCH_WLAN; 440 1.2.2.2 yamt sensor[1] = WMI_HP_SWITCH_BT; 441 1.2.2.2 yamt sensor[2] = WMI_HP_SWITCH_WWAN; 442 1.2.2.2 yamt 443 1.2.2.2 yamt CTASSERT(WMI_HP_SENSOR_WLAN == 0); 444 1.2.2.2 yamt CTASSERT(WMI_HP_SENSOR_BT == 1); 445 1.2.2.2 yamt CTASSERT(WMI_HP_SENSOR_WWAN == 2); 446 1.2.2.2 yamt 447 1.2.2.2 yamt for (i = j = 0; i < 3; i++) { 448 1.2.2.2 yamt 449 1.2.2.2 yamt if ((sc->sc_val & sensor[i]) == 0) 450 1.2.2.2 yamt continue; 451 1.2.2.2 yamt 452 1.2.2.2 yamt (void)strlcpy(sc->sc_sensor[i].desc, desc[i], ENVSYS_DESCLEN); 453 1.2.2.2 yamt 454 1.2.2.2 yamt sc->sc_sensor[i].state = ENVSYS_SINVALID; 455 1.2.2.2 yamt sc->sc_sensor[i].units = ENVSYS_INDICATOR; 456 1.2.2.2 yamt 457 1.2.2.2 yamt if (sysmon_envsys_sensor_attach(sc->sc_sme, 458 1.2.2.2 yamt &sc->sc_sensor[i]) != 0) 459 1.2.2.2 yamt goto fail; 460 1.2.2.2 yamt 461 1.2.2.2 yamt j++; 462 1.2.2.2 yamt } 463 1.2.2.2 yamt 464 1.2.2.2 yamt if (j == 0) 465 1.2.2.2 yamt goto fail; 466 1.2.2.2 yamt 467 1.2.2.2 yamt sc->sc_sme->sme_flags = SME_DISABLE_REFRESH; 468 1.2.2.2 yamt sc->sc_sme->sme_name = device_xname(sc->sc_dev); 469 1.2.2.2 yamt 470 1.2.2.2 yamt if (sysmon_envsys_register(sc->sc_sme) != 0) 471 1.2.2.2 yamt goto fail; 472 1.2.2.2 yamt 473 1.2.2.2 yamt wmi_hp_sensor_update(sc->sc_dev); 474 1.2.2.2 yamt 475 1.2.2.2 yamt return; 476 1.2.2.2 yamt 477 1.2.2.2 yamt fail: 478 1.2.2.2 yamt aprint_debug_dev(sc->sc_dev, "failed to initialize sysmon\n"); 479 1.2.2.2 yamt 480 1.2.2.2 yamt sysmon_envsys_destroy(sc->sc_sme); 481 1.2.2.2 yamt kmem_free(sc->sc_sensor, WMI_HP_SENSOR_SIZE); 482 1.2.2.2 yamt 483 1.2.2.2 yamt sc->sc_sme = NULL; 484 1.2.2.2 yamt sc->sc_sensor = NULL; 485 1.2.2.2 yamt } 486 1.2.2.2 yamt 487 1.2.2.2 yamt static void 488 1.2.2.2 yamt wmi_hp_sensor_update(void *aux) 489 1.2.2.2 yamt { 490 1.2.2.2 yamt struct wmi_hp_softc *sc; 491 1.2.2.2 yamt device_t self = aux; 492 1.2.2.2 yamt 493 1.2.2.2 yamt sc = device_private(self); 494 1.2.2.2 yamt 495 1.2.2.2 yamt if (sc->sc_sme == NULL || sc->sc_sensor == NULL) 496 1.2.2.2 yamt return; 497 1.2.2.2 yamt 498 1.2.2.2 yamt if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_SWITCH) != true) { 499 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WLAN].state = ENVSYS_SINVALID; 500 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WWAN].state = ENVSYS_SINVALID; 501 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_BT].state = ENVSYS_SINVALID; 502 1.2.2.2 yamt return; 503 1.2.2.2 yamt } 504 1.2.2.2 yamt 505 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_WLAN) != 0) { 506 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WLAN].value_cur = 0; 507 1.2.2.2 yamt 508 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_MASK_WLAN_ONAIR) != 0) 509 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WLAN].value_cur = 1; 510 1.2.2.2 yamt 511 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WLAN].state = ENVSYS_SVALID; 512 1.2.2.2 yamt } 513 1.2.2.2 yamt 514 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_BT) != 0) { 515 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_BT].value_cur = 0; 516 1.2.2.2 yamt 517 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_MASK_BT_ONAIR) != 0) 518 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_BT].value_cur = 1; 519 1.2.2.2 yamt 520 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_BT].state = ENVSYS_SVALID; 521 1.2.2.2 yamt } 522 1.2.2.2 yamt 523 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_WWAN) != 0) { 524 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WWAN].value_cur = 0; 525 1.2.2.2 yamt 526 1.2.2.2 yamt if ((sc->sc_val & WMI_HP_SWITCH_MASK_WWAN_ONAIR) != 0) 527 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WWAN].value_cur = 1; 528 1.2.2.2 yamt 529 1.2.2.2 yamt sc->sc_sensor[WMI_HP_SENSOR_WWAN].state = ENVSYS_SVALID; 530 1.2.2.2 yamt } 531 1.2.2.2 yamt } 532
Indexes created Mon Sep 29 21:09:56 GMT 2025