Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 1 | /* |
| 2 | * \file xf86drmMode.c |
| 3 | * Header for DRM modesetting interface. |
| 4 | * |
| 5 | * \author Jakob Bornecrantz <wallbraker@gmail.com> |
| 6 | * |
| 7 | * \par Acknowledgements: |
| 8 | * Feb 2007, Dave Airlie <airlied@linux.ie> |
| 9 | */ |
| 10 | |
| 11 | /* |
| 12 | * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. |
| 13 | * Copyright (c) 2007-2008 Dave Airlie <airlied@linux.ie> |
| 14 | * Copyright (c) 2007-2008 Jakob Bornecrantz <wallbraker@gmail.com> |
| 15 | * |
| 16 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 17 | * copy of this software and associated documentation files (the "Software"), |
| 18 | * to deal in the Software without restriction, including without limitation |
| 19 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 20 | * and/or sell copies of the Software, and to permit persons to whom the |
| 21 | * Software is furnished to do so, subject to the following conditions: |
| 22 | * |
| 23 | * The above copyright notice and this permission notice shall be included in |
| 24 | * all copies or substantial portions of the Software. |
| 25 | * |
| 26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 27 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 28 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 29 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 30 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 31 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| 32 | * IN THE SOFTWARE. |
| 33 | * |
| 34 | */ |
| 35 | |
| 36 | /* |
| 37 | * TODO the types we are after are defined in diffrent headers on diffrent |
| 38 | * platforms find which headers to include to get uint32_t |
| 39 | */ |
| 40 | #include <stdint.h> |
| 41 | #include <sys/ioctl.h> |
| 42 | #include <stdio.h> |
| 43 | |
| 44 | #include "xf86drmMode.h" |
| 45 | #include "xf86drm.h" |
| 46 | #include <drm.h> |
| 47 | #include <string.h> |
| 48 | #include <dirent.h> |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 49 | #include <unistd.h> |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 50 | #include <errno.h> |
| 51 | |
| 52 | #define U642VOID(x) ((void *)(unsigned long)(x)) |
| 53 | #define VOID2U64(x) ((uint64_t)(unsigned long)(x)) |
| 54 | |
Marcin Slusarz | 763b618 | 2011-06-05 18:53:16 +0200 | [diff] [blame] | 55 | static inline int DRM_IOCTL(int fd, unsigned long cmd, void *arg) |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 56 | { |
| 57 | int ret = drmIoctl(fd, cmd, arg); |
| 58 | return ret < 0 ? -errno : ret; |
| 59 | } |
| 60 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 61 | /* |
| 62 | * Util functions |
| 63 | */ |
| 64 | |
| 65 | void* drmAllocCpy(void *array, int count, int entry_size) |
| 66 | { |
| 67 | char *r; |
| 68 | int i; |
| 69 | |
| 70 | if (!count || !array || !entry_size) |
| 71 | return 0; |
| 72 | |
| 73 | if (!(r = drmMalloc(count*entry_size))) |
| 74 | return 0; |
| 75 | |
| 76 | for (i = 0; i < count; i++) |
| 77 | memcpy(r+(entry_size*i), array+(entry_size*i), entry_size); |
| 78 | |
| 79 | return r; |
| 80 | } |
| 81 | |
| 82 | /* |
| 83 | * A couple of free functions. |
| 84 | */ |
| 85 | |
Jakob Bornecrantz | eb78c53 | 2009-02-11 16:43:20 +0100 | [diff] [blame] | 86 | void drmModeFreeModeInfo(drmModeModeInfoPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 87 | { |
| 88 | if (!ptr) |
| 89 | return; |
| 90 | |
| 91 | drmFree(ptr); |
| 92 | } |
| 93 | |
| 94 | void drmModeFreeResources(drmModeResPtr ptr) |
| 95 | { |
| 96 | if (!ptr) |
| 97 | return; |
| 98 | |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 99 | drmFree(ptr->fbs); |
| 100 | drmFree(ptr->crtcs); |
| 101 | drmFree(ptr->connectors); |
| 102 | drmFree(ptr->encoders); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 103 | drmFree(ptr); |
| 104 | |
| 105 | } |
| 106 | |
| 107 | void drmModeFreeFB(drmModeFBPtr ptr) |
| 108 | { |
| 109 | if (!ptr) |
| 110 | return; |
| 111 | |
| 112 | /* we might add more frees later. */ |
| 113 | drmFree(ptr); |
| 114 | } |
| 115 | |
| 116 | void drmModeFreeCrtc(drmModeCrtcPtr ptr) |
| 117 | { |
| 118 | if (!ptr) |
| 119 | return; |
| 120 | |
| 121 | drmFree(ptr); |
| 122 | |
| 123 | } |
| 124 | |
| 125 | void drmModeFreeConnector(drmModeConnectorPtr ptr) |
| 126 | { |
| 127 | if (!ptr) |
| 128 | return; |
| 129 | |
Keith Packard | 0a24654 | 2009-09-17 17:28:08 -0700 | [diff] [blame] | 130 | drmFree(ptr->encoders); |
| 131 | drmFree(ptr->prop_values); |
| 132 | drmFree(ptr->props); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 133 | drmFree(ptr->modes); |
| 134 | drmFree(ptr); |
| 135 | |
| 136 | } |
| 137 | |
| 138 | void drmModeFreeEncoder(drmModeEncoderPtr ptr) |
| 139 | { |
| 140 | drmFree(ptr); |
| 141 | } |
| 142 | |
| 143 | /* |
| 144 | * ModeSetting functions. |
| 145 | */ |
| 146 | |
| 147 | drmModeResPtr drmModeGetResources(int fd) |
| 148 | { |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 149 | struct drm_mode_card_res res, counts; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 150 | drmModeResPtr r = 0; |
| 151 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 152 | retry: |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 153 | memset(&res, 0, sizeof(struct drm_mode_card_res)); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 154 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) |
| 155 | return 0; |
| 156 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 157 | counts = res; |
| 158 | |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 159 | if (res.count_fbs) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 160 | res.fb_id_ptr = VOID2U64(drmMalloc(res.count_fbs*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 161 | if (!res.fb_id_ptr) |
| 162 | goto err_allocs; |
| 163 | } |
| 164 | if (res.count_crtcs) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 165 | res.crtc_id_ptr = VOID2U64(drmMalloc(res.count_crtcs*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 166 | if (!res.crtc_id_ptr) |
| 167 | goto err_allocs; |
| 168 | } |
| 169 | if (res.count_connectors) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 170 | res.connector_id_ptr = VOID2U64(drmMalloc(res.count_connectors*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 171 | if (!res.connector_id_ptr) |
| 172 | goto err_allocs; |
| 173 | } |
| 174 | if (res.count_encoders) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 175 | res.encoder_id_ptr = VOID2U64(drmMalloc(res.count_encoders*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 176 | if (!res.encoder_id_ptr) |
| 177 | goto err_allocs; |
| 178 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 179 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 180 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 181 | goto err_allocs; |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 182 | |
| 183 | /* The number of available connectors and etc may have changed with a |
| 184 | * hotplug event in between the ioctls, in which case the field is |
| 185 | * silently ignored by the kernel. |
| 186 | */ |
| 187 | if (counts.count_fbs < res.count_fbs || |
| 188 | counts.count_crtcs < res.count_crtcs || |
| 189 | counts.count_connectors < res.count_connectors || |
| 190 | counts.count_encoders < res.count_encoders) |
| 191 | { |
| 192 | drmFree(U642VOID(res.fb_id_ptr)); |
| 193 | drmFree(U642VOID(res.crtc_id_ptr)); |
| 194 | drmFree(U642VOID(res.connector_id_ptr)); |
| 195 | drmFree(U642VOID(res.encoder_id_ptr)); |
| 196 | |
| 197 | goto retry; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 198 | } |
| 199 | |
| 200 | /* |
| 201 | * return |
| 202 | */ |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 203 | if (!(r = drmMalloc(sizeof(*r)))) |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 204 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 205 | |
| 206 | r->min_width = res.min_width; |
| 207 | r->max_width = res.max_width; |
| 208 | r->min_height = res.min_height; |
| 209 | r->max_height = res.max_height; |
| 210 | r->count_fbs = res.count_fbs; |
| 211 | r->count_crtcs = res.count_crtcs; |
| 212 | r->count_connectors = res.count_connectors; |
| 213 | r->count_encoders = res.count_encoders; |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 214 | |
| 215 | r->fbs = drmAllocCpy(U642VOID(res.fb_id_ptr), res.count_fbs, sizeof(uint32_t)); |
| 216 | r->crtcs = drmAllocCpy(U642VOID(res.crtc_id_ptr), res.count_crtcs, sizeof(uint32_t)); |
| 217 | r->connectors = drmAllocCpy(U642VOID(res.connector_id_ptr), res.count_connectors, sizeof(uint32_t)); |
| 218 | r->encoders = drmAllocCpy(U642VOID(res.encoder_id_ptr), res.count_encoders, sizeof(uint32_t)); |
Chris Wilson | e6c136c | 2010-01-06 16:53:33 +0000 | [diff] [blame] | 219 | if ((res.count_fbs && !r->fbs) || |
| 220 | (res.count_crtcs && !r->crtcs) || |
| 221 | (res.count_connectors && !r->connectors) || |
| 222 | (res.count_encoders && !r->encoders)) |
| 223 | { |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 224 | drmFree(r->fbs); |
| 225 | drmFree(r->crtcs); |
| 226 | drmFree(r->connectors); |
| 227 | drmFree(r->encoders); |
| 228 | drmFree(r); |
| 229 | r = 0; |
| 230 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 231 | |
| 232 | err_allocs: |
| 233 | drmFree(U642VOID(res.fb_id_ptr)); |
| 234 | drmFree(U642VOID(res.crtc_id_ptr)); |
| 235 | drmFree(U642VOID(res.connector_id_ptr)); |
| 236 | drmFree(U642VOID(res.encoder_id_ptr)); |
| 237 | |
| 238 | return r; |
| 239 | } |
| 240 | |
| 241 | int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, |
| 242 | uint8_t bpp, uint32_t pitch, uint32_t bo_handle, |
| 243 | uint32_t *buf_id) |
| 244 | { |
| 245 | struct drm_mode_fb_cmd f; |
| 246 | int ret; |
| 247 | |
| 248 | f.width = width; |
| 249 | f.height = height; |
| 250 | f.pitch = pitch; |
| 251 | f.bpp = bpp; |
| 252 | f.depth = depth; |
| 253 | f.handle = bo_handle; |
| 254 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 255 | if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB, &f))) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 256 | return ret; |
| 257 | |
| 258 | *buf_id = f.fb_id; |
| 259 | return 0; |
| 260 | } |
| 261 | |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 262 | int drmModeAddFB2(int fd, uint32_t width, uint32_t height, |
| 263 | uint32_t pixel_format, uint32_t bo_handles[4], |
| 264 | uint32_t pitches[4], uint32_t offsets[4], |
| 265 | uint32_t *buf_id, uint32_t flags) |
| 266 | { |
| 267 | struct drm_mode_fb_cmd2 f; |
| 268 | int ret; |
| 269 | |
| 270 | f.width = width; |
| 271 | f.height = height; |
| 272 | f.pixel_format = pixel_format; |
| 273 | f.flags = flags; |
Ville Syrjälä | 76b4a69 | 2012-02-02 14:53:43 -0500 | [diff] [blame] | 274 | memcpy(f.handles, bo_handles, 4 * sizeof(bo_handles[0])); |
| 275 | memcpy(f.pitches, pitches, 4 * sizeof(pitches[0])); |
| 276 | memcpy(f.offsets, offsets, 4 * sizeof(offsets[0])); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 277 | |
| 278 | if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB2, &f))) |
| 279 | return ret; |
| 280 | |
| 281 | *buf_id = f.fb_id; |
| 282 | return 0; |
| 283 | } |
| 284 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 285 | int drmModeRmFB(int fd, uint32_t bufferId) |
| 286 | { |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 287 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_RMFB, &bufferId); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 288 | |
| 289 | |
| 290 | } |
| 291 | |
| 292 | drmModeFBPtr drmModeGetFB(int fd, uint32_t buf) |
| 293 | { |
| 294 | struct drm_mode_fb_cmd info; |
| 295 | drmModeFBPtr r; |
| 296 | |
| 297 | info.fb_id = buf; |
| 298 | |
| 299 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETFB, &info)) |
| 300 | return NULL; |
| 301 | |
| 302 | if (!(r = drmMalloc(sizeof(*r)))) |
| 303 | return NULL; |
| 304 | |
| 305 | r->fb_id = info.fb_id; |
| 306 | r->width = info.width; |
| 307 | r->height = info.height; |
| 308 | r->pitch = info.pitch; |
| 309 | r->bpp = info.bpp; |
| 310 | r->handle = info.handle; |
| 311 | r->depth = info.depth; |
| 312 | |
| 313 | return r; |
| 314 | } |
| 315 | |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 316 | int drmModeDirtyFB(int fd, uint32_t bufferId, |
| 317 | drmModeClipPtr clips, uint32_t num_clips) |
| 318 | { |
| 319 | struct drm_mode_fb_dirty_cmd dirty = { 0 }; |
| 320 | |
| 321 | dirty.fb_id = bufferId; |
| 322 | dirty.clips_ptr = VOID2U64(clips); |
| 323 | dirty.num_clips = num_clips; |
| 324 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 325 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_DIRTYFB, &dirty); |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 326 | } |
| 327 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 328 | |
| 329 | /* |
| 330 | * Crtc functions |
| 331 | */ |
| 332 | |
| 333 | drmModeCrtcPtr drmModeGetCrtc(int fd, uint32_t crtcId) |
| 334 | { |
| 335 | struct drm_mode_crtc crtc; |
| 336 | drmModeCrtcPtr r; |
| 337 | |
| 338 | crtc.crtc_id = crtcId; |
| 339 | |
| 340 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCRTC, &crtc)) |
| 341 | return 0; |
| 342 | |
| 343 | /* |
| 344 | * return |
| 345 | */ |
| 346 | |
| 347 | if (!(r = drmMalloc(sizeof(*r)))) |
| 348 | return 0; |
| 349 | |
| 350 | r->crtc_id = crtc.crtc_id; |
| 351 | r->x = crtc.x; |
| 352 | r->y = crtc.y; |
| 353 | r->mode_valid = crtc.mode_valid; |
Rob Clark | e81acf5 | 2012-10-14 16:55:32 -0500 | [diff] [blame] | 354 | if (r->mode_valid) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 355 | memcpy(&r->mode, &crtc.mode, sizeof(struct drm_mode_modeinfo)); |
Rob Clark | e81acf5 | 2012-10-14 16:55:32 -0500 | [diff] [blame] | 356 | r->width = crtc.mode.hdisplay; |
| 357 | r->height = crtc.mode.vdisplay; |
| 358 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 359 | r->buffer_id = crtc.fb_id; |
| 360 | r->gamma_size = crtc.gamma_size; |
| 361 | return r; |
| 362 | } |
| 363 | |
| 364 | |
| 365 | int drmModeSetCrtc(int fd, uint32_t crtcId, uint32_t bufferId, |
| 366 | uint32_t x, uint32_t y, uint32_t *connectors, int count, |
Jakob Bornecrantz | eb78c53 | 2009-02-11 16:43:20 +0100 | [diff] [blame] | 367 | drmModeModeInfoPtr mode) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 368 | { |
| 369 | struct drm_mode_crtc crtc; |
| 370 | |
| 371 | crtc.x = x; |
| 372 | crtc.y = y; |
| 373 | crtc.crtc_id = crtcId; |
| 374 | crtc.fb_id = bufferId; |
| 375 | crtc.set_connectors_ptr = VOID2U64(connectors); |
| 376 | crtc.count_connectors = count; |
| 377 | if (mode) { |
| 378 | memcpy(&crtc.mode, mode, sizeof(struct drm_mode_modeinfo)); |
| 379 | crtc.mode_valid = 1; |
| 380 | } else |
| 381 | crtc.mode_valid = 0; |
| 382 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 383 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETCRTC, &crtc); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | /* |
| 387 | * Cursor manipulation |
| 388 | */ |
| 389 | |
| 390 | int drmModeSetCursor(int fd, uint32_t crtcId, uint32_t bo_handle, uint32_t width, uint32_t height) |
| 391 | { |
| 392 | struct drm_mode_cursor arg; |
| 393 | |
| 394 | arg.flags = DRM_MODE_CURSOR_BO; |
| 395 | arg.crtc_id = crtcId; |
| 396 | arg.width = width; |
| 397 | arg.height = height; |
| 398 | arg.handle = bo_handle; |
| 399 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 400 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR, &arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 401 | } |
| 402 | |
Dave Airlie | 2e0ab62 | 2013-07-02 09:21:06 +0100 | [diff] [blame] | 403 | int drmModeSetCursor2(int fd, uint32_t crtcId, uint32_t bo_handle, uint32_t width, uint32_t height, int32_t hot_x, int32_t hot_y) |
| 404 | { |
| 405 | struct drm_mode_cursor2 arg; |
| 406 | |
| 407 | arg.flags = DRM_MODE_CURSOR_BO; |
| 408 | arg.crtc_id = crtcId; |
| 409 | arg.width = width; |
| 410 | arg.height = height; |
| 411 | arg.handle = bo_handle; |
| 412 | arg.hot_x = hot_x; |
| 413 | arg.hot_y = hot_y; |
| 414 | |
| 415 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR2, &arg); |
| 416 | } |
| 417 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 418 | int drmModeMoveCursor(int fd, uint32_t crtcId, int x, int y) |
| 419 | { |
| 420 | struct drm_mode_cursor arg; |
| 421 | |
| 422 | arg.flags = DRM_MODE_CURSOR_MOVE; |
| 423 | arg.crtc_id = crtcId; |
| 424 | arg.x = x; |
| 425 | arg.y = y; |
| 426 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 427 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR, &arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 428 | } |
| 429 | |
| 430 | /* |
| 431 | * Encoder get |
| 432 | */ |
| 433 | drmModeEncoderPtr drmModeGetEncoder(int fd, uint32_t encoder_id) |
| 434 | { |
| 435 | struct drm_mode_get_encoder enc; |
| 436 | drmModeEncoderPtr r = NULL; |
| 437 | |
| 438 | enc.encoder_id = encoder_id; |
| 439 | enc.encoder_type = 0; |
| 440 | enc.possible_crtcs = 0; |
| 441 | enc.possible_clones = 0; |
| 442 | |
| 443 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETENCODER, &enc)) |
| 444 | return 0; |
| 445 | |
| 446 | if (!(r = drmMalloc(sizeof(*r)))) |
| 447 | return 0; |
| 448 | |
| 449 | r->encoder_id = enc.encoder_id; |
| 450 | r->crtc_id = enc.crtc_id; |
| 451 | r->encoder_type = enc.encoder_type; |
| 452 | r->possible_crtcs = enc.possible_crtcs; |
| 453 | r->possible_clones = enc.possible_clones; |
| 454 | |
| 455 | return r; |
| 456 | } |
| 457 | |
| 458 | /* |
| 459 | * Connector manipulation |
| 460 | */ |
| 461 | |
| 462 | drmModeConnectorPtr drmModeGetConnector(int fd, uint32_t connector_id) |
| 463 | { |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 464 | struct drm_mode_get_connector conn, counts; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 465 | drmModeConnectorPtr r = NULL; |
| 466 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 467 | retry: |
| 468 | memset(&conn, 0, sizeof(struct drm_mode_get_connector)); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 469 | conn.connector_id = connector_id; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 470 | |
| 471 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn)) |
| 472 | return 0; |
| 473 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 474 | counts = conn; |
| 475 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 476 | if (conn.count_props) { |
| 477 | conn.props_ptr = VOID2U64(drmMalloc(conn.count_props*sizeof(uint32_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 478 | if (!conn.props_ptr) |
| 479 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 480 | conn.prop_values_ptr = VOID2U64(drmMalloc(conn.count_props*sizeof(uint64_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 481 | if (!conn.prop_values_ptr) |
| 482 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 483 | } |
| 484 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 485 | if (conn.count_modes) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 486 | conn.modes_ptr = VOID2U64(drmMalloc(conn.count_modes*sizeof(struct drm_mode_modeinfo))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 487 | if (!conn.modes_ptr) |
| 488 | goto err_allocs; |
| 489 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 490 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 491 | if (conn.count_encoders) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 492 | conn.encoders_ptr = VOID2U64(drmMalloc(conn.count_encoders*sizeof(uint32_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 493 | if (!conn.encoders_ptr) |
| 494 | goto err_allocs; |
| 495 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 496 | |
| 497 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn)) |
| 498 | goto err_allocs; |
| 499 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 500 | /* The number of available connectors and etc may have changed with a |
| 501 | * hotplug event in between the ioctls, in which case the field is |
| 502 | * silently ignored by the kernel. |
| 503 | */ |
| 504 | if (counts.count_props < conn.count_props || |
| 505 | counts.count_modes < conn.count_modes || |
| 506 | counts.count_encoders < conn.count_encoders) { |
| 507 | drmFree(U642VOID(conn.props_ptr)); |
| 508 | drmFree(U642VOID(conn.prop_values_ptr)); |
| 509 | drmFree(U642VOID(conn.modes_ptr)); |
| 510 | drmFree(U642VOID(conn.encoders_ptr)); |
| 511 | |
| 512 | goto retry; |
| 513 | } |
| 514 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 515 | if(!(r = drmMalloc(sizeof(*r)))) { |
| 516 | goto err_allocs; |
| 517 | } |
| 518 | |
| 519 | r->connector_id = conn.connector_id; |
| 520 | r->encoder_id = conn.encoder_id; |
| 521 | r->connection = conn.connection; |
| 522 | r->mmWidth = conn.mm_width; |
| 523 | r->mmHeight = conn.mm_height; |
Dave Airlie | 412d370 | 2009-04-22 20:25:40 +1000 | [diff] [blame] | 524 | /* convert subpixel from kernel to userspace */ |
| 525 | r->subpixel = conn.subpixel + 1; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 526 | r->count_modes = conn.count_modes; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 527 | r->count_props = conn.count_props; |
| 528 | r->props = drmAllocCpy(U642VOID(conn.props_ptr), conn.count_props, sizeof(uint32_t)); |
| 529 | r->prop_values = drmAllocCpy(U642VOID(conn.prop_values_ptr), conn.count_props, sizeof(uint64_t)); |
| 530 | r->modes = drmAllocCpy(U642VOID(conn.modes_ptr), conn.count_modes, sizeof(struct drm_mode_modeinfo)); |
| 531 | r->count_encoders = conn.count_encoders; |
| 532 | r->encoders = drmAllocCpy(U642VOID(conn.encoders_ptr), conn.count_encoders, sizeof(uint32_t)); |
| 533 | r->connector_type = conn.connector_type; |
| 534 | r->connector_type_id = conn.connector_type_id; |
| 535 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 536 | if ((r->count_props && !r->props) || |
| 537 | (r->count_props && !r->prop_values) || |
| 538 | (r->count_modes && !r->modes) || |
| 539 | (r->count_encoders && !r->encoders)) { |
| 540 | drmFree(r->props); |
| 541 | drmFree(r->prop_values); |
| 542 | drmFree(r->modes); |
| 543 | drmFree(r->encoders); |
| 544 | drmFree(r); |
| 545 | r = 0; |
| 546 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 547 | |
| 548 | err_allocs: |
| 549 | drmFree(U642VOID(conn.prop_values_ptr)); |
| 550 | drmFree(U642VOID(conn.props_ptr)); |
| 551 | drmFree(U642VOID(conn.modes_ptr)); |
| 552 | drmFree(U642VOID(conn.encoders_ptr)); |
| 553 | |
| 554 | return r; |
| 555 | } |
| 556 | |
Jakob Bornecrantz | eb78c53 | 2009-02-11 16:43:20 +0100 | [diff] [blame] | 557 | int drmModeAttachMode(int fd, uint32_t connector_id, drmModeModeInfoPtr mode_info) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 558 | { |
| 559 | struct drm_mode_mode_cmd res; |
| 560 | |
| 561 | memcpy(&res.mode, mode_info, sizeof(struct drm_mode_modeinfo)); |
| 562 | res.connector_id = connector_id; |
| 563 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 564 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_ATTACHMODE, &res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 565 | } |
| 566 | |
Jakob Bornecrantz | eb78c53 | 2009-02-11 16:43:20 +0100 | [diff] [blame] | 567 | int drmModeDetachMode(int fd, uint32_t connector_id, drmModeModeInfoPtr mode_info) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 568 | { |
| 569 | struct drm_mode_mode_cmd res; |
| 570 | |
| 571 | memcpy(&res.mode, mode_info, sizeof(struct drm_mode_modeinfo)); |
| 572 | res.connector_id = connector_id; |
| 573 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 574 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_DETACHMODE, &res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | |
| 578 | drmModePropertyPtr drmModeGetProperty(int fd, uint32_t property_id) |
| 579 | { |
| 580 | struct drm_mode_get_property prop; |
| 581 | drmModePropertyPtr r; |
| 582 | |
| 583 | prop.prop_id = property_id; |
| 584 | prop.count_enum_blobs = 0; |
| 585 | prop.count_values = 0; |
| 586 | prop.flags = 0; |
| 587 | prop.enum_blob_ptr = 0; |
| 588 | prop.values_ptr = 0; |
| 589 | |
| 590 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPERTY, &prop)) |
| 591 | return 0; |
| 592 | |
| 593 | if (prop.count_values) |
| 594 | prop.values_ptr = VOID2U64(drmMalloc(prop.count_values * sizeof(uint64_t))); |
| 595 | |
Rob Clark | 7b228e9 | 2012-06-05 12:28:22 -0500 | [diff] [blame] | 596 | if (prop.count_enum_blobs && (prop.flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK))) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 597 | prop.enum_blob_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(struct drm_mode_property_enum))); |
| 598 | |
| 599 | if (prop.count_enum_blobs && (prop.flags & DRM_MODE_PROP_BLOB)) { |
| 600 | prop.values_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(uint32_t))); |
| 601 | prop.enum_blob_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(uint32_t))); |
| 602 | } |
| 603 | |
| 604 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPERTY, &prop)) { |
| 605 | r = NULL; |
| 606 | goto err_allocs; |
| 607 | } |
| 608 | |
| 609 | if (!(r = drmMalloc(sizeof(*r)))) |
| 610 | return NULL; |
| 611 | |
| 612 | r->prop_id = prop.prop_id; |
| 613 | r->count_values = prop.count_values; |
| 614 | |
| 615 | r->flags = prop.flags; |
| 616 | if (prop.count_values) |
| 617 | r->values = drmAllocCpy(U642VOID(prop.values_ptr), prop.count_values, sizeof(uint64_t)); |
Rob Clark | 7b228e9 | 2012-06-05 12:28:22 -0500 | [diff] [blame] | 618 | if (prop.flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 619 | r->count_enums = prop.count_enum_blobs; |
| 620 | r->enums = drmAllocCpy(U642VOID(prop.enum_blob_ptr), prop.count_enum_blobs, sizeof(struct drm_mode_property_enum)); |
| 621 | } else if (prop.flags & DRM_MODE_PROP_BLOB) { |
| 622 | r->values = drmAllocCpy(U642VOID(prop.values_ptr), prop.count_enum_blobs, sizeof(uint32_t)); |
| 623 | r->blob_ids = drmAllocCpy(U642VOID(prop.enum_blob_ptr), prop.count_enum_blobs, sizeof(uint32_t)); |
| 624 | r->count_blobs = prop.count_enum_blobs; |
| 625 | } |
| 626 | strncpy(r->name, prop.name, DRM_PROP_NAME_LEN); |
| 627 | r->name[DRM_PROP_NAME_LEN-1] = 0; |
| 628 | |
| 629 | err_allocs: |
| 630 | drmFree(U642VOID(prop.values_ptr)); |
| 631 | drmFree(U642VOID(prop.enum_blob_ptr)); |
| 632 | |
| 633 | return r; |
| 634 | } |
| 635 | |
| 636 | void drmModeFreeProperty(drmModePropertyPtr ptr) |
| 637 | { |
| 638 | if (!ptr) |
| 639 | return; |
| 640 | |
| 641 | drmFree(ptr->values); |
| 642 | drmFree(ptr->enums); |
| 643 | drmFree(ptr); |
| 644 | } |
| 645 | |
| 646 | drmModePropertyBlobPtr drmModeGetPropertyBlob(int fd, uint32_t blob_id) |
| 647 | { |
| 648 | struct drm_mode_get_blob blob; |
| 649 | drmModePropertyBlobPtr r; |
| 650 | |
| 651 | blob.length = 0; |
| 652 | blob.data = 0; |
| 653 | blob.blob_id = blob_id; |
| 654 | |
| 655 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &blob)) |
| 656 | return NULL; |
| 657 | |
| 658 | if (blob.length) |
| 659 | blob.data = VOID2U64(drmMalloc(blob.length)); |
| 660 | |
| 661 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &blob)) { |
| 662 | r = NULL; |
| 663 | goto err_allocs; |
| 664 | } |
| 665 | |
| 666 | if (!(r = drmMalloc(sizeof(*r)))) |
Chris Wilson | 8a76244 | 2010-08-24 21:29:31 +0100 | [diff] [blame] | 667 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 668 | |
| 669 | r->id = blob.blob_id; |
| 670 | r->length = blob.length; |
| 671 | r->data = drmAllocCpy(U642VOID(blob.data), 1, blob.length); |
| 672 | |
| 673 | err_allocs: |
| 674 | drmFree(U642VOID(blob.data)); |
| 675 | return r; |
| 676 | } |
| 677 | |
| 678 | void drmModeFreePropertyBlob(drmModePropertyBlobPtr ptr) |
| 679 | { |
| 680 | if (!ptr) |
| 681 | return; |
| 682 | |
| 683 | drmFree(ptr->data); |
| 684 | drmFree(ptr); |
| 685 | } |
| 686 | |
| 687 | int drmModeConnectorSetProperty(int fd, uint32_t connector_id, uint32_t property_id, |
| 688 | uint64_t value) |
| 689 | { |
| 690 | struct drm_mode_connector_set_property osp; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 691 | |
| 692 | osp.connector_id = connector_id; |
| 693 | osp.prop_id = property_id; |
| 694 | osp.value = value; |
| 695 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 696 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETPROPERTY, &osp); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 697 | } |
| 698 | |
| 699 | /* |
| 700 | * checks if a modesetting capable driver has attached to the pci id |
| 701 | * returns 0 if modesetting supported. |
| 702 | * -EINVAL or invalid bus id |
| 703 | * -ENOSYS if no modesetting support |
| 704 | */ |
| 705 | int drmCheckModesettingSupported(const char *busid) |
| 706 | { |
| 707 | #ifdef __linux__ |
| 708 | char pci_dev_dir[1024]; |
| 709 | int domain, bus, dev, func; |
| 710 | DIR *sysdir; |
| 711 | struct dirent *dent; |
| 712 | int found = 0, ret; |
| 713 | |
| 714 | ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev, &func); |
| 715 | if (ret != 4) |
| 716 | return -EINVAL; |
| 717 | |
| 718 | sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/drm", |
| 719 | domain, bus, dev, func); |
| 720 | |
| 721 | sysdir = opendir(pci_dev_dir); |
| 722 | if (sysdir) { |
| 723 | dent = readdir(sysdir); |
| 724 | while (dent) { |
| 725 | if (!strncmp(dent->d_name, "controlD", 8)) { |
| 726 | found = 1; |
| 727 | break; |
| 728 | } |
| 729 | |
| 730 | dent = readdir(sysdir); |
| 731 | } |
| 732 | closedir(sysdir); |
| 733 | if (found) |
| 734 | return 0; |
| 735 | } |
| 736 | |
| 737 | sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/", |
| 738 | domain, bus, dev, func); |
| 739 | |
| 740 | sysdir = opendir(pci_dev_dir); |
| 741 | if (!sysdir) |
| 742 | return -EINVAL; |
| 743 | |
| 744 | dent = readdir(sysdir); |
| 745 | while (dent) { |
| 746 | if (!strncmp(dent->d_name, "drm:controlD", 12)) { |
| 747 | found = 1; |
| 748 | break; |
| 749 | } |
| 750 | |
| 751 | dent = readdir(sysdir); |
| 752 | } |
| 753 | |
| 754 | closedir(sysdir); |
| 755 | if (found) |
| 756 | return 0; |
| 757 | #endif |
| 758 | return -ENOSYS; |
| 759 | |
| 760 | } |
| 761 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 762 | int drmModeCrtcGetGamma(int fd, uint32_t crtc_id, uint32_t size, |
| 763 | uint16_t *red, uint16_t *green, uint16_t *blue) |
| 764 | { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 765 | struct drm_mode_crtc_lut l; |
| 766 | |
| 767 | l.crtc_id = crtc_id; |
| 768 | l.gamma_size = size; |
| 769 | l.red = VOID2U64(red); |
| 770 | l.green = VOID2U64(green); |
| 771 | l.blue = VOID2U64(blue); |
| 772 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 773 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_GETGAMMA, &l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 774 | } |
| 775 | |
| 776 | int drmModeCrtcSetGamma(int fd, uint32_t crtc_id, uint32_t size, |
| 777 | uint16_t *red, uint16_t *green, uint16_t *blue) |
| 778 | { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 779 | struct drm_mode_crtc_lut l; |
| 780 | |
| 781 | l.crtc_id = crtc_id; |
| 782 | l.gamma_size = size; |
| 783 | l.red = VOID2U64(red); |
| 784 | l.green = VOID2U64(green); |
| 785 | l.blue = VOID2U64(blue); |
| 786 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 787 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETGAMMA, &l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 788 | } |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 789 | |
| 790 | int drmHandleEvent(int fd, drmEventContextPtr evctx) |
| 791 | { |
| 792 | char buffer[1024]; |
| 793 | int len, i; |
| 794 | struct drm_event *e; |
| 795 | struct drm_event_vblank *vblank; |
| 796 | |
| 797 | /* The DRM read semantics guarantees that we always get only |
| 798 | * complete events. */ |
| 799 | |
| 800 | len = read(fd, buffer, sizeof buffer); |
| 801 | if (len == 0) |
| 802 | return 0; |
| 803 | if (len < sizeof *e) |
| 804 | return -1; |
| 805 | |
| 806 | i = 0; |
| 807 | while (i < len) { |
| 808 | e = (struct drm_event *) &buffer[i]; |
| 809 | switch (e->type) { |
| 810 | case DRM_EVENT_VBLANK: |
| 811 | if (evctx->version < 1 || |
| 812 | evctx->vblank_handler == NULL) |
| 813 | break; |
| 814 | vblank = (struct drm_event_vblank *) e; |
| 815 | evctx->vblank_handler(fd, |
| 816 | vblank->sequence, |
| 817 | vblank->tv_sec, |
| 818 | vblank->tv_usec, |
| 819 | U642VOID (vblank->user_data)); |
| 820 | break; |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 821 | case DRM_EVENT_FLIP_COMPLETE: |
Jesse Barnes | 14f5958 | 2009-12-03 14:20:51 -0800 | [diff] [blame] | 822 | if (evctx->version < 2 || |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 823 | evctx->page_flip_handler == NULL) |
| 824 | break; |
| 825 | vblank = (struct drm_event_vblank *) e; |
| 826 | evctx->page_flip_handler(fd, |
| 827 | vblank->sequence, |
| 828 | vblank->tv_sec, |
| 829 | vblank->tv_usec, |
| 830 | U642VOID (vblank->user_data)); |
| 831 | break; |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 832 | default: |
| 833 | break; |
| 834 | } |
| 835 | i += e->length; |
| 836 | } |
| 837 | |
| 838 | return 0; |
| 839 | } |
| 840 | |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 841 | int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, |
| 842 | uint32_t flags, void *user_data) |
| 843 | { |
| 844 | struct drm_mode_crtc_page_flip flip; |
| 845 | |
| 846 | flip.fb_id = fb_id; |
| 847 | flip.crtc_id = crtc_id; |
| 848 | flip.user_data = VOID2U64(user_data); |
| 849 | flip.flags = flags; |
| 850 | flip.reserved = 0; |
| 851 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 852 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_PAGE_FLIP, &flip); |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 853 | } |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 854 | |
| 855 | int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id, |
| 856 | uint32_t fb_id, uint32_t flags, |
| 857 | uint32_t crtc_x, uint32_t crtc_y, |
| 858 | uint32_t crtc_w, uint32_t crtc_h, |
| 859 | uint32_t src_x, uint32_t src_y, |
| 860 | uint32_t src_w, uint32_t src_h) |
| 861 | |
| 862 | { |
| 863 | struct drm_mode_set_plane s; |
| 864 | |
| 865 | s.plane_id = plane_id; |
| 866 | s.crtc_id = crtc_id; |
| 867 | s.fb_id = fb_id; |
| 868 | s.flags = flags; |
| 869 | s.crtc_x = crtc_x; |
| 870 | s.crtc_y = crtc_y; |
| 871 | s.crtc_w = crtc_w; |
| 872 | s.crtc_h = crtc_h; |
| 873 | s.src_x = src_x; |
| 874 | s.src_y = src_y; |
| 875 | s.src_w = src_w; |
| 876 | s.src_h = src_h; |
| 877 | |
| 878 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETPLANE, &s); |
| 879 | } |
| 880 | |
| 881 | |
| 882 | drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id) |
| 883 | { |
| 884 | struct drm_mode_get_plane ovr, counts; |
| 885 | drmModePlanePtr r = 0; |
| 886 | |
| 887 | retry: |
| 888 | memset(&ovr, 0, sizeof(struct drm_mode_get_plane)); |
| 889 | ovr.plane_id = plane_id; |
| 890 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) |
| 891 | return 0; |
| 892 | |
| 893 | counts = ovr; |
| 894 | |
| 895 | if (ovr.count_format_types) { |
| 896 | ovr.format_type_ptr = VOID2U64(drmMalloc(ovr.count_format_types * |
| 897 | sizeof(uint32_t))); |
| 898 | if (!ovr.format_type_ptr) |
| 899 | goto err_allocs; |
| 900 | } |
| 901 | |
| 902 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) |
| 903 | goto err_allocs; |
| 904 | |
| 905 | if (counts.count_format_types < ovr.count_format_types) { |
| 906 | drmFree(U642VOID(ovr.format_type_ptr)); |
| 907 | goto retry; |
| 908 | } |
| 909 | |
| 910 | if (!(r = drmMalloc(sizeof(*r)))) |
| 911 | goto err_allocs; |
| 912 | |
| 913 | r->count_formats = ovr.count_format_types; |
| 914 | r->plane_id = ovr.plane_id; |
| 915 | r->crtc_id = ovr.crtc_id; |
| 916 | r->fb_id = ovr.fb_id; |
| 917 | r->possible_crtcs = ovr.possible_crtcs; |
| 918 | r->gamma_size = ovr.gamma_size; |
| 919 | r->formats = drmAllocCpy(U642VOID(ovr.format_type_ptr), |
| 920 | ovr.count_format_types, sizeof(uint32_t)); |
| 921 | if (ovr.count_format_types && !r->formats) { |
| 922 | drmFree(r->formats); |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 923 | drmFree(r); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 924 | r = 0; |
| 925 | } |
| 926 | |
| 927 | err_allocs: |
| 928 | drmFree(U642VOID(ovr.format_type_ptr)); |
| 929 | |
| 930 | return r; |
| 931 | } |
| 932 | |
| 933 | void drmModeFreePlane(drmModePlanePtr ptr) |
| 934 | { |
| 935 | if (!ptr) |
| 936 | return; |
| 937 | |
| 938 | drmFree(ptr->formats); |
| 939 | drmFree(ptr); |
| 940 | } |
| 941 | |
| 942 | drmModePlaneResPtr drmModeGetPlaneResources(int fd) |
| 943 | { |
| 944 | struct drm_mode_get_plane_res res, counts; |
| 945 | drmModePlaneResPtr r = 0; |
| 946 | |
| 947 | retry: |
| 948 | memset(&res, 0, sizeof(struct drm_mode_get_plane_res)); |
| 949 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) |
| 950 | return 0; |
| 951 | |
| 952 | counts = res; |
| 953 | |
| 954 | if (res.count_planes) { |
| 955 | res.plane_id_ptr = VOID2U64(drmMalloc(res.count_planes * |
| 956 | sizeof(uint32_t))); |
| 957 | if (!res.plane_id_ptr) |
| 958 | goto err_allocs; |
| 959 | } |
| 960 | |
| 961 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) |
| 962 | goto err_allocs; |
| 963 | |
| 964 | if (counts.count_planes < res.count_planes) { |
| 965 | drmFree(U642VOID(res.plane_id_ptr)); |
| 966 | goto retry; |
| 967 | } |
| 968 | |
| 969 | if (!(r = drmMalloc(sizeof(*r)))) |
| 970 | goto err_allocs; |
| 971 | |
| 972 | r->count_planes = res.count_planes; |
| 973 | r->planes = drmAllocCpy(U642VOID(res.plane_id_ptr), |
| 974 | res.count_planes, sizeof(uint32_t)); |
| 975 | if (res.count_planes && !r->planes) { |
| 976 | drmFree(r->planes); |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 977 | drmFree(r); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 978 | r = 0; |
| 979 | } |
| 980 | |
| 981 | err_allocs: |
| 982 | drmFree(U642VOID(res.plane_id_ptr)); |
| 983 | |
| 984 | return r; |
| 985 | } |
Ville Syrjälä | a14c3dd | 2012-02-02 14:53:41 -0500 | [diff] [blame] | 986 | |
| 987 | void drmModeFreePlaneResources(drmModePlaneResPtr ptr) |
| 988 | { |
| 989 | if (!ptr) |
| 990 | return; |
| 991 | |
| 992 | drmFree(ptr->planes); |
| 993 | drmFree(ptr); |
| 994 | } |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 995 | |
| 996 | drmModeObjectPropertiesPtr drmModeObjectGetProperties(int fd, |
| 997 | uint32_t object_id, |
| 998 | uint32_t object_type) |
| 999 | { |
| 1000 | struct drm_mode_obj_get_properties properties; |
| 1001 | drmModeObjectPropertiesPtr ret = NULL; |
| 1002 | uint32_t count; |
| 1003 | |
| 1004 | retry: |
| 1005 | memset(&properties, 0, sizeof(struct drm_mode_obj_get_properties)); |
| 1006 | properties.obj_id = object_id; |
| 1007 | properties.obj_type = object_type; |
| 1008 | |
| 1009 | if (drmIoctl(fd, DRM_IOCTL_MODE_OBJ_GETPROPERTIES, &properties)) |
| 1010 | return 0; |
| 1011 | |
| 1012 | count = properties.count_props; |
| 1013 | |
| 1014 | if (count) { |
| 1015 | properties.props_ptr = VOID2U64(drmMalloc(count * |
| 1016 | sizeof(uint32_t))); |
| 1017 | if (!properties.props_ptr) |
| 1018 | goto err_allocs; |
| 1019 | properties.prop_values_ptr = VOID2U64(drmMalloc(count * |
| 1020 | sizeof(uint64_t))); |
| 1021 | if (!properties.prop_values_ptr) |
| 1022 | goto err_allocs; |
| 1023 | } |
| 1024 | |
| 1025 | if (drmIoctl(fd, DRM_IOCTL_MODE_OBJ_GETPROPERTIES, &properties)) |
| 1026 | goto err_allocs; |
| 1027 | |
| 1028 | if (count < properties.count_props) { |
| 1029 | drmFree(U642VOID(properties.props_ptr)); |
| 1030 | drmFree(U642VOID(properties.prop_values_ptr)); |
| 1031 | goto retry; |
| 1032 | } |
| 1033 | count = properties.count_props; |
| 1034 | |
| 1035 | ret = drmMalloc(sizeof(*ret)); |
| 1036 | if (!ret) |
| 1037 | goto err_allocs; |
| 1038 | |
| 1039 | ret->count_props = count; |
| 1040 | ret->props = drmAllocCpy(U642VOID(properties.props_ptr), |
| 1041 | count, sizeof(uint32_t)); |
| 1042 | ret->prop_values = drmAllocCpy(U642VOID(properties.prop_values_ptr), |
| 1043 | count, sizeof(uint64_t)); |
| 1044 | if (ret->count_props && (!ret->props || !ret->prop_values)) { |
| 1045 | drmFree(ret->props); |
| 1046 | drmFree(ret->prop_values); |
| 1047 | drmFree(ret); |
| 1048 | ret = NULL; |
| 1049 | } |
| 1050 | |
| 1051 | err_allocs: |
| 1052 | drmFree(U642VOID(properties.props_ptr)); |
| 1053 | drmFree(U642VOID(properties.prop_values_ptr)); |
| 1054 | return ret; |
| 1055 | } |
| 1056 | |
| 1057 | void drmModeFreeObjectProperties(drmModeObjectPropertiesPtr ptr) |
| 1058 | { |
| 1059 | if (!ptr) |
| 1060 | return; |
| 1061 | drmFree(ptr->props); |
| 1062 | drmFree(ptr->prop_values); |
| 1063 | drmFree(ptr); |
| 1064 | } |
| 1065 | |
| 1066 | int drmModeObjectSetProperty(int fd, uint32_t object_id, uint32_t object_type, |
| 1067 | uint32_t property_id, uint64_t value) |
| 1068 | { |
| 1069 | struct drm_mode_obj_set_property prop; |
| 1070 | |
| 1071 | prop.value = value; |
| 1072 | prop.prop_id = property_id; |
| 1073 | prop.obj_id = object_id; |
| 1074 | prop.obj_type = object_type; |
| 1075 | |
| 1076 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_OBJ_SETPROPERTY, &prop); |
| 1077 | } |