vcprop_subr.c revision 1.3.2.2
1 1.3.2.2 jdolecek /* $NetBSD: vcprop_subr.c,v 1.3.2.2 2017/12/03 11:36:06 jdolecek Exp $ */ 2 1.3.2.2 jdolecek 3 1.3.2.2 jdolecek /* 4 1.3.2.2 jdolecek * Copyright (c) 2014 Michael Lorenz 5 1.3.2.2 jdolecek * All rights reserved. 6 1.3.2.2 jdolecek * 7 1.3.2.2 jdolecek * Redistribution and use in source and binary forms, with or without 8 1.3.2.2 jdolecek * modification, are permitted provided that the following conditions 9 1.3.2.2 jdolecek * are met: 10 1.3.2.2 jdolecek * 1. Redistributions of source code must retain the above copyright 11 1.3.2.2 jdolecek * notice, this list of conditions and the following disclaimer. 12 1.3.2.2 jdolecek * 2. Redistributions in binary form must reproduce the above copyright 13 1.3.2.2 jdolecek * notice, this list of conditions and the following disclaimer in the 14 1.3.2.2 jdolecek * documentation and/or other materials provided with the distribution. 15 1.3.2.2 jdolecek * 16 1.3.2.2 jdolecek * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 1.3.2.2 jdolecek * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 1.3.2.2 jdolecek * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 1.3.2.2 jdolecek * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 1.3.2.2 jdolecek * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 1.3.2.2 jdolecek * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 1.3.2.2 jdolecek * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 1.3.2.2 jdolecek * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 1.3.2.2 jdolecek * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 1.3.2.2 jdolecek * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 1.3.2.2 jdolecek */ 27 1.3.2.2 jdolecek 28 1.3.2.2 jdolecek /* 29 1.3.2.2 jdolecek * Mailbox property interface wrapper functions 30 1.3.2.2 jdolecek */ 31 1.3.2.2 jdolecek 32 1.3.2.2 jdolecek #include <sys/param.h> 33 1.3.2.2 jdolecek #include <sys/device.h> 34 1.3.2.2 jdolecek #include <sys/bus.h> 35 1.3.2.2 jdolecek 36 1.3.2.2 jdolecek #include <uvm/uvm_extern.h> 37 1.3.2.2 jdolecek 38 1.3.2.2 jdolecek #include <arm/arm32/machdep.h> 39 1.3.2.2 jdolecek 40 1.3.2.2 jdolecek #include <arm/broadcom/bcm2835reg.h> 41 1.3.2.2 jdolecek #include <arm/broadcom/bcm2835var.h> 42 1.3.2.2 jdolecek #include <arm/broadcom/bcm2835_pmvar.h> 43 1.3.2.2 jdolecek #include <arm/broadcom/bcm2835_mbox.h> 44 1.3.2.2 jdolecek 45 1.3.2.2 jdolecek #include <evbarm/rpi/vcio.h> 46 1.3.2.2 jdolecek #include <evbarm/rpi/vcpm.h> 47 1.3.2.2 jdolecek #include <evbarm/rpi/vcprop.h> 48 1.3.2.2 jdolecek 49 1.3.2.2 jdolecek #include <evbarm/rpi/rpi.h> 50 1.3.2.2 jdolecek 51 1.3.2.2 jdolecek #include <dev/wscons/wsconsio.h> 52 1.3.2.2 jdolecek 53 1.3.2.2 jdolecek int 54 1.3.2.2 jdolecek rpi_fb_set_video(int b) 55 1.3.2.2 jdolecek { 56 1.3.2.2 jdolecek int error; 57 1.3.2.2 jdolecek uint32_t res; 58 1.3.2.2 jdolecek 59 1.3.2.2 jdolecek /* 60 1.3.2.2 jdolecek * might as well put it here since we need to re-init it every time 61 1.3.2.2 jdolecek * and it's not like this is going to be called very often anyway 62 1.3.2.2 jdolecek */ 63 1.3.2.2 jdolecek struct __aligned(16) { 64 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 65 1.3.2.2 jdolecek struct vcprop_tag_blankscreen vbt_blank; 66 1.3.2.2 jdolecek struct vcprop_tag end; 67 1.3.2.2 jdolecek } vb_setblank = 68 1.3.2.2 jdolecek { 69 1.3.2.2 jdolecek .vb_hdr = { 70 1.3.2.2 jdolecek .vpb_len = sizeof(vb_setblank), 71 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 72 1.3.2.2 jdolecek }, 73 1.3.2.2 jdolecek .vbt_blank = { 74 1.3.2.2 jdolecek .tag = { 75 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_BLANK_SCREEN, 76 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_setblank.vbt_blank), 77 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 78 1.3.2.2 jdolecek }, 79 1.3.2.2 jdolecek .state = (b != 0) ? VCPROP_BLANK_OFF : VCPROP_BLANK_ON, 80 1.3.2.2 jdolecek }, 81 1.3.2.2 jdolecek .end = { 82 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 83 1.3.2.2 jdolecek }, 84 1.3.2.2 jdolecek }; 85 1.3.2.2 jdolecek 86 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_setblank, 87 1.3.2.2 jdolecek sizeof(vb_setblank), &res); 88 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 89 1.3.2.2 jdolecek printf("%s: %d %d %d %08x %08x\n", __func__, b, 90 1.3.2.2 jdolecek vb_setblank.vbt_blank.state, error, res, 91 1.3.2.2 jdolecek vb_setblank.vbt_blank.tag.vpt_rcode); 92 1.3.2.2 jdolecek #endif 93 1.3.2.2 jdolecek if (error) 94 1.3.2.2 jdolecek return error; 95 1.3.2.2 jdolecek 96 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_setblank.vb_hdr) || 97 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_setblank.vbt_blank.tag)) { 98 1.3.2.2 jdolecek return EIO; 99 1.3.2.2 jdolecek } 100 1.3.2.2 jdolecek 101 1.3.2.2 jdolecek return 0; 102 1.3.2.2 jdolecek } 103 1.3.2.2 jdolecek 104 1.3.2.2 jdolecek uint32_t 105 1.3.2.2 jdolecek rpi_alloc_mem(uint32_t size, uint32_t align, uint32_t flags) 106 1.3.2.2 jdolecek { 107 1.3.2.2 jdolecek int error; 108 1.3.2.2 jdolecek uint32_t res; 109 1.3.2.2 jdolecek 110 1.3.2.2 jdolecek struct __aligned(16) { 111 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 112 1.3.2.2 jdolecek struct vcprop_tag_allocmem vbt_am; 113 1.3.2.2 jdolecek struct vcprop_tag end; 114 1.3.2.2 jdolecek } vb_allocmem = 115 1.3.2.2 jdolecek { 116 1.3.2.2 jdolecek .vb_hdr = { 117 1.3.2.2 jdolecek .vpb_len = sizeof(vb_allocmem), 118 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 119 1.3.2.2 jdolecek }, 120 1.3.2.2 jdolecek .vbt_am = { 121 1.3.2.2 jdolecek .tag = { 122 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_ALLOCMEM, 123 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_allocmem.vbt_am), 124 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 125 1.3.2.2 jdolecek }, 126 1.3.2.2 jdolecek .size = size, 127 1.3.2.2 jdolecek .align = align, 128 1.3.2.2 jdolecek .flags = flags, 129 1.3.2.2 jdolecek }, 130 1.3.2.2 jdolecek .end = { 131 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 132 1.3.2.2 jdolecek }, 133 1.3.2.2 jdolecek }; 134 1.3.2.2 jdolecek 135 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_allocmem, 136 1.3.2.2 jdolecek sizeof(vb_allocmem), &res); 137 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 138 1.3.2.2 jdolecek printf("%s: %d %d %08x %08x\n", __func__, 139 1.3.2.2 jdolecek vb_allocmem.vbt_am.size, error, res, 140 1.3.2.2 jdolecek vb_allocmem.vbt_am.tag.vpt_rcode); 141 1.3.2.2 jdolecek #endif 142 1.3.2.2 jdolecek if (error) 143 1.3.2.2 jdolecek return error; 144 1.3.2.2 jdolecek 145 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_allocmem.vb_hdr) || 146 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_allocmem.vbt_am.tag)) { 147 1.3.2.2 jdolecek return EIO; 148 1.3.2.2 jdolecek } 149 1.3.2.2 jdolecek 150 1.3.2.2 jdolecek /* Return the handle from the VC */ 151 1.3.2.2 jdolecek return vb_allocmem.vbt_am.size; 152 1.3.2.2 jdolecek } 153 1.3.2.2 jdolecek 154 1.3.2.2 jdolecek bus_addr_t 155 1.3.2.2 jdolecek rpi_lock_mem(uint32_t handle) 156 1.3.2.2 jdolecek { 157 1.3.2.2 jdolecek int error; 158 1.3.2.2 jdolecek uint32_t res; 159 1.3.2.2 jdolecek 160 1.3.2.2 jdolecek struct __aligned(16) { 161 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 162 1.3.2.2 jdolecek struct vcprop_tag_lockmem vbt_lm; 163 1.3.2.2 jdolecek struct vcprop_tag end; 164 1.3.2.2 jdolecek } vb_lockmem = 165 1.3.2.2 jdolecek { 166 1.3.2.2 jdolecek .vb_hdr = { 167 1.3.2.2 jdolecek .vpb_len = sizeof(vb_lockmem), 168 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 169 1.3.2.2 jdolecek }, 170 1.3.2.2 jdolecek .vbt_lm = { 171 1.3.2.2 jdolecek .tag = { 172 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_LOCKMEM, 173 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_lockmem.vbt_lm), 174 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 175 1.3.2.2 jdolecek }, 176 1.3.2.2 jdolecek .handle = handle, 177 1.3.2.2 jdolecek }, 178 1.3.2.2 jdolecek .end = { 179 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 180 1.3.2.2 jdolecek }, 181 1.3.2.2 jdolecek }; 182 1.3.2.2 jdolecek 183 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_lockmem, 184 1.3.2.2 jdolecek sizeof(vb_lockmem), &res); 185 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 186 1.3.2.2 jdolecek printf("%s: %d %d %08x %08x\n", __func__, 187 1.3.2.2 jdolecek vb_lockmem.vbt_lm.handle, error, res, 188 1.3.2.2 jdolecek vb_lockmem.vbt_lm.tag.vpt_rcode); 189 1.3.2.2 jdolecek #endif 190 1.3.2.2 jdolecek if (error) 191 1.3.2.2 jdolecek return 0; 192 1.3.2.2 jdolecek 193 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_lockmem.vb_hdr) || 194 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_lockmem.vbt_lm.tag)) { 195 1.3.2.2 jdolecek return 0; 196 1.3.2.2 jdolecek } 197 1.3.2.2 jdolecek 198 1.3.2.2 jdolecek return vb_lockmem.vbt_lm.handle; 199 1.3.2.2 jdolecek } 200 1.3.2.2 jdolecek 201 1.3.2.2 jdolecek int 202 1.3.2.2 jdolecek rpi_unlock_mem(uint32_t handle) 203 1.3.2.2 jdolecek { 204 1.3.2.2 jdolecek int error; 205 1.3.2.2 jdolecek uint32_t res; 206 1.3.2.2 jdolecek 207 1.3.2.2 jdolecek struct __aligned(16) { 208 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 209 1.3.2.2 jdolecek struct vcprop_tag_lockmem vbt_lm; 210 1.3.2.2 jdolecek struct vcprop_tag end; 211 1.3.2.2 jdolecek } vb_unlockmem = 212 1.3.2.2 jdolecek { 213 1.3.2.2 jdolecek .vb_hdr = { 214 1.3.2.2 jdolecek .vpb_len = sizeof(vb_unlockmem), 215 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 216 1.3.2.2 jdolecek }, 217 1.3.2.2 jdolecek .vbt_lm = { 218 1.3.2.2 jdolecek .tag = { 219 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_UNLOCKMEM, 220 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_unlockmem.vbt_lm), 221 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 222 1.3.2.2 jdolecek }, 223 1.3.2.2 jdolecek .handle = handle, 224 1.3.2.2 jdolecek }, 225 1.3.2.2 jdolecek .end = { 226 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 227 1.3.2.2 jdolecek }, 228 1.3.2.2 jdolecek }; 229 1.3.2.2 jdolecek 230 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_unlockmem, 231 1.3.2.2 jdolecek sizeof(vb_unlockmem), &res); 232 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 233 1.3.2.2 jdolecek printf("%s: %d %d %08x %08x\n", __func__, 234 1.3.2.2 jdolecek vb_unlockmem.vbt_lm.handle, error, res, 235 1.3.2.2 jdolecek vb_unlockmem.vbt_lm.tag.vpt_rcode); 236 1.3.2.2 jdolecek #endif 237 1.3.2.2 jdolecek if (error) 238 1.3.2.2 jdolecek return error; 239 1.3.2.2 jdolecek 240 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_unlockmem.vb_hdr) || 241 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_unlockmem.vbt_lm.tag)) { 242 1.3.2.2 jdolecek return EIO; 243 1.3.2.2 jdolecek } 244 1.3.2.2 jdolecek 245 1.3.2.2 jdolecek return 0; 246 1.3.2.2 jdolecek } 247 1.3.2.2 jdolecek 248 1.3.2.2 jdolecek int 249 1.3.2.2 jdolecek rpi_release_mem(uint32_t handle) 250 1.3.2.2 jdolecek { 251 1.3.2.2 jdolecek int error; 252 1.3.2.2 jdolecek uint32_t res; 253 1.3.2.2 jdolecek 254 1.3.2.2 jdolecek struct __aligned(16) { 255 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 256 1.3.2.2 jdolecek struct vcprop_tag_lockmem vbt_lm; 257 1.3.2.2 jdolecek struct vcprop_tag end; 258 1.3.2.2 jdolecek } vb_releasemem = 259 1.3.2.2 jdolecek { 260 1.3.2.2 jdolecek .vb_hdr = { 261 1.3.2.2 jdolecek .vpb_len = sizeof(vb_releasemem), 262 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 263 1.3.2.2 jdolecek }, 264 1.3.2.2 jdolecek .vbt_lm = { 265 1.3.2.2 jdolecek .tag = { 266 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_RELEASEMEM, 267 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_releasemem.vbt_lm), 268 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 269 1.3.2.2 jdolecek }, 270 1.3.2.2 jdolecek .handle = handle, 271 1.3.2.2 jdolecek }, 272 1.3.2.2 jdolecek .end = { 273 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 274 1.3.2.2 jdolecek }, 275 1.3.2.2 jdolecek }; 276 1.3.2.2 jdolecek 277 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_releasemem, 278 1.3.2.2 jdolecek sizeof(vb_releasemem), &res); 279 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 280 1.3.2.2 jdolecek printf("%s: %d %d %08x %08x\n", __func__, 281 1.3.2.2 jdolecek vb_releasemem.vbt_lm.handle, error, res, 282 1.3.2.2 jdolecek vb_releasemem.vbt_lm.tag.vpt_rcode); 283 1.3.2.2 jdolecek #endif 284 1.3.2.2 jdolecek if (error) 285 1.3.2.2 jdolecek return error; 286 1.3.2.2 jdolecek 287 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_releasemem.vb_hdr) || 288 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_releasemem.vbt_lm.tag)) { 289 1.3.2.2 jdolecek return EIO; 290 1.3.2.2 jdolecek } 291 1.3.2.2 jdolecek 292 1.3.2.2 jdolecek return 0; 293 1.3.2.2 jdolecek } 294 1.3.2.2 jdolecek 295 1.3.2.2 jdolecek int 296 1.3.2.2 jdolecek rpi_fb_movecursor(int x, int y, int on) 297 1.3.2.2 jdolecek { 298 1.3.2.2 jdolecek int error; 299 1.3.2.2 jdolecek uint32_t res; 300 1.3.2.2 jdolecek 301 1.3.2.2 jdolecek struct __aligned(16) { 302 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 303 1.3.2.2 jdolecek struct vcprop_tag_cursorstate vbt_cs; 304 1.3.2.2 jdolecek struct vcprop_tag end; 305 1.3.2.2 jdolecek } vb_cursorstate = 306 1.3.2.2 jdolecek { 307 1.3.2.2 jdolecek .vb_hdr = { 308 1.3.2.2 jdolecek .vpb_len = sizeof(vb_cursorstate), 309 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 310 1.3.2.2 jdolecek }, 311 1.3.2.2 jdolecek .vbt_cs = { 312 1.3.2.2 jdolecek .tag = { 313 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_SET_CURSOR_STATE, 314 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_cursorstate.vbt_cs), 315 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 316 1.3.2.2 jdolecek }, 317 1.3.2.2 jdolecek .enable = (on != 0) ? 1 : 0, 318 1.3.2.2 jdolecek .x = x, 319 1.3.2.2 jdolecek .y = y, 320 1.3.2.2 jdolecek .flags = 1, 321 1.3.2.2 jdolecek }, 322 1.3.2.2 jdolecek .end = { 323 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 324 1.3.2.2 jdolecek }, 325 1.3.2.2 jdolecek }; 326 1.3.2.2 jdolecek 327 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_cursorstate, 328 1.3.2.2 jdolecek sizeof(vb_cursorstate), &res); 329 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 330 1.3.2.2 jdolecek printf("%s: %08x %d %08x %08x\n", __func__, 331 1.3.2.2 jdolecek vb_cursorstate.vbt_cs.enable, error, res, 332 1.3.2.2 jdolecek vb_cursorstate.vbt_cs.tag.vpt_rcode); 333 1.3.2.2 jdolecek #endif 334 1.3.2.2 jdolecek if (error) 335 1.3.2.2 jdolecek return error; 336 1.3.2.2 jdolecek 337 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_cursorstate.vb_hdr) || 338 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_cursorstate.vbt_cs.tag)) { 339 1.3.2.2 jdolecek return EIO; 340 1.3.2.2 jdolecek } 341 1.3.2.2 jdolecek 342 1.3.2.2 jdolecek return 0; 343 1.3.2.2 jdolecek } 344 1.3.2.2 jdolecek 345 1.3.2.2 jdolecek int 346 1.3.2.2 jdolecek rpi_fb_initcursor(bus_addr_t pixels, int hx, int hy) 347 1.3.2.2 jdolecek { 348 1.3.2.2 jdolecek int error; 349 1.3.2.2 jdolecek uint32_t res; 350 1.3.2.2 jdolecek 351 1.3.2.2 jdolecek 352 1.3.2.2 jdolecek struct __aligned(16) { 353 1.3.2.2 jdolecek struct vcprop_buffer_hdr vb_hdr; 354 1.3.2.2 jdolecek struct vcprop_tag_cursorinfo vbt_ci; 355 1.3.2.2 jdolecek struct vcprop_tag end; 356 1.3.2.2 jdolecek } vb_cursorinfo = 357 1.3.2.2 jdolecek { 358 1.3.2.2 jdolecek .vb_hdr = { 359 1.3.2.2 jdolecek .vpb_len = sizeof(vb_cursorinfo), 360 1.3.2.2 jdolecek .vpb_rcode = VCPROP_PROCESS_REQUEST, 361 1.3.2.2 jdolecek }, 362 1.3.2.2 jdolecek .vbt_ci = { 363 1.3.2.2 jdolecek .tag = { 364 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_SET_CURSOR_INFO, 365 1.3.2.2 jdolecek .vpt_len = VCPROPTAG_LEN(vb_cursorinfo.vbt_ci), 366 1.3.2.2 jdolecek .vpt_rcode = VCPROPTAG_REQUEST, 367 1.3.2.2 jdolecek }, 368 1.3.2.2 jdolecek .width = 64, 369 1.3.2.2 jdolecek .height = 64, 370 1.3.2.2 jdolecek .format = 0, 371 1.3.2.2 jdolecek .pixels = pixels, 372 1.3.2.2 jdolecek .hotspot_x = hx, 373 1.3.2.2 jdolecek .hotspot_y = hy, 374 1.3.2.2 jdolecek }, 375 1.3.2.2 jdolecek .end = { 376 1.3.2.2 jdolecek .vpt_tag = VCPROPTAG_NULL, 377 1.3.2.2 jdolecek }, 378 1.3.2.2 jdolecek }; 379 1.3.2.2 jdolecek 380 1.3.2.2 jdolecek error = bcmmbox_request(BCMMBOX_CHANARM2VC, &vb_cursorinfo, 381 1.3.2.2 jdolecek sizeof(vb_cursorinfo), &res); 382 1.3.2.2 jdolecek #ifdef RPI_IOCTL_DEBUG 383 1.3.2.2 jdolecek printf("%s: %d %d %08x %08x\n", __func__, 384 1.3.2.2 jdolecek vb_cursorinfo.vbt_ci.width, error, res, 385 1.3.2.2 jdolecek vb_cursorinfo.vbt_ci.tag.vpt_rcode); 386 1.3.2.2 jdolecek #endif 387 1.3.2.2 jdolecek if (error) 388 1.3.2.2 jdolecek return error; 389 1.3.2.2 jdolecek 390 1.3.2.2 jdolecek if (!vcprop_buffer_success_p(&vb_cursorinfo.vb_hdr) || 391 1.3.2.2 jdolecek !vcprop_tag_success_p(&vb_cursorinfo.vbt_ci.tag)) { 392 1.3.2.2 jdolecek return EIO; 393 1.3.2.2 jdolecek } 394 1.3.2.2 jdolecek 395 1.3.2.2 jdolecek return 0; 396 1.3.2.2 jdolecek } 397
Indexes created Tue Oct 14 00:09:49 GMT 2025