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 | /* |
Eric Engestrom | ce97507 | 2016-04-03 19:48:12 +0100 | [diff] [blame] | 37 | * TODO the types we are after are defined in different headers on different |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 38 | * platforms find which headers to include to get uint32_t |
| 39 | */ |
Emil Velikov | 5f76273 | 2015-06-29 17:32:21 +0100 | [diff] [blame] | 40 | |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 41 | #include <limits.h> |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 42 | #include <stdint.h> |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 43 | #include <stdlib.h> |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 44 | #include <sys/ioctl.h> |
Julien Cristau | fc8c3e2 | 2015-07-06 12:45:31 +0100 | [diff] [blame] | 45 | #ifdef HAVE_SYS_SYSCTL_H |
| 46 | #include <sys/sysctl.h> |
| 47 | #endif |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 48 | #include <stdio.h> |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 49 | #include <stdbool.h> |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 50 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 51 | #include "libdrm_macros.h" |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 52 | #include "xf86drmMode.h" |
| 53 | #include "xf86drm.h" |
| 54 | #include <drm.h> |
| 55 | #include <string.h> |
| 56 | #include <dirent.h> |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 57 | #include <unistd.h> |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 58 | #include <errno.h> |
| 59 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 60 | #define memclear(s) memset(&s, 0, sizeof(s)) |
Eric Anholt | 734de70 | 2013-12-28 22:06:51 -0800 | [diff] [blame] | 61 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 62 | #define U642VOID(x) ((void *)(unsigned long)(x)) |
| 63 | #define VOID2U64(x) ((uint64_t)(unsigned long)(x)) |
| 64 | |
Marcin Slusarz | 763b618 | 2011-06-05 18:53:16 +0200 | [diff] [blame] | 65 | static inline int DRM_IOCTL(int fd, unsigned long cmd, void *arg) |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 66 | { |
| 67 | int ret = drmIoctl(fd, cmd, arg); |
| 68 | return ret < 0 ? -errno : ret; |
| 69 | } |
| 70 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 71 | /* |
| 72 | * Util functions |
| 73 | */ |
| 74 | |
Jan Vesely | 65041c4 | 2015-02-27 11:51:05 -0500 | [diff] [blame] | 75 | static void* drmAllocCpy(char *array, int count, int entry_size) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 76 | { |
| 77 | char *r; |
| 78 | int i; |
| 79 | |
| 80 | if (!count || !array || !entry_size) |
| 81 | return 0; |
| 82 | |
| 83 | if (!(r = drmMalloc(count*entry_size))) |
| 84 | return 0; |
| 85 | |
| 86 | for (i = 0; i < count; i++) |
| 87 | memcpy(r+(entry_size*i), array+(entry_size*i), entry_size); |
| 88 | |
| 89 | return r; |
| 90 | } |
| 91 | |
| 92 | /* |
| 93 | * A couple of free functions. |
| 94 | */ |
| 95 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 96 | drm_public void drmModeFreeModeInfo(drmModeModeInfoPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 97 | { |
| 98 | if (!ptr) |
| 99 | return; |
| 100 | |
| 101 | drmFree(ptr); |
| 102 | } |
| 103 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 104 | drm_public void drmModeFreeResources(drmModeResPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 105 | { |
| 106 | if (!ptr) |
| 107 | return; |
| 108 | |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 109 | drmFree(ptr->fbs); |
| 110 | drmFree(ptr->crtcs); |
| 111 | drmFree(ptr->connectors); |
| 112 | drmFree(ptr->encoders); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 113 | drmFree(ptr); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 114 | } |
| 115 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 116 | drm_public void drmModeFreeFB(drmModeFBPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 117 | { |
| 118 | if (!ptr) |
| 119 | return; |
| 120 | |
| 121 | /* we might add more frees later. */ |
| 122 | drmFree(ptr); |
| 123 | } |
| 124 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 125 | drm_public void drmModeFreeCrtc(drmModeCrtcPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 126 | { |
| 127 | if (!ptr) |
| 128 | return; |
| 129 | |
| 130 | drmFree(ptr); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 131 | } |
| 132 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 133 | drm_public void drmModeFreeConnector(drmModeConnectorPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 134 | { |
| 135 | if (!ptr) |
| 136 | return; |
| 137 | |
Keith Packard | 0a24654 | 2009-09-17 17:28:08 -0700 | [diff] [blame] | 138 | drmFree(ptr->encoders); |
| 139 | drmFree(ptr->prop_values); |
| 140 | drmFree(ptr->props); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 141 | drmFree(ptr->modes); |
| 142 | drmFree(ptr); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 143 | } |
| 144 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 145 | drm_public void drmModeFreeEncoder(drmModeEncoderPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 146 | { |
| 147 | drmFree(ptr); |
| 148 | } |
| 149 | |
| 150 | /* |
| 151 | * ModeSetting functions. |
| 152 | */ |
| 153 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 154 | drm_public drmModeResPtr drmModeGetResources(int fd) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 155 | { |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 156 | struct drm_mode_card_res res, counts; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 157 | drmModeResPtr r = 0; |
| 158 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 159 | retry: |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 160 | memclear(res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 161 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) |
| 162 | return 0; |
| 163 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 164 | counts = res; |
| 165 | |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 166 | if (res.count_fbs) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 167 | res.fb_id_ptr = VOID2U64(drmMalloc(res.count_fbs*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 168 | if (!res.fb_id_ptr) |
| 169 | goto err_allocs; |
| 170 | } |
| 171 | if (res.count_crtcs) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 172 | res.crtc_id_ptr = VOID2U64(drmMalloc(res.count_crtcs*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 173 | if (!res.crtc_id_ptr) |
| 174 | goto err_allocs; |
| 175 | } |
| 176 | if (res.count_connectors) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 177 | res.connector_id_ptr = VOID2U64(drmMalloc(res.count_connectors*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 178 | if (!res.connector_id_ptr) |
| 179 | goto err_allocs; |
| 180 | } |
| 181 | if (res.count_encoders) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 182 | res.encoder_id_ptr = VOID2U64(drmMalloc(res.count_encoders*sizeof(uint32_t))); |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 183 | if (!res.encoder_id_ptr) |
| 184 | goto err_allocs; |
| 185 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 186 | |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 187 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 188 | goto err_allocs; |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 189 | |
| 190 | /* The number of available connectors and etc may have changed with a |
| 191 | * hotplug event in between the ioctls, in which case the field is |
| 192 | * silently ignored by the kernel. |
| 193 | */ |
| 194 | if (counts.count_fbs < res.count_fbs || |
| 195 | counts.count_crtcs < res.count_crtcs || |
| 196 | counts.count_connectors < res.count_connectors || |
| 197 | counts.count_encoders < res.count_encoders) |
| 198 | { |
| 199 | drmFree(U642VOID(res.fb_id_ptr)); |
| 200 | drmFree(U642VOID(res.crtc_id_ptr)); |
| 201 | drmFree(U642VOID(res.connector_id_ptr)); |
| 202 | drmFree(U642VOID(res.encoder_id_ptr)); |
| 203 | |
| 204 | goto retry; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | /* |
| 208 | * return |
| 209 | */ |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 210 | if (!(r = drmMalloc(sizeof(*r)))) |
Chris Wilson | d1308f4 | 2010-01-06 15:19:25 +0000 | [diff] [blame] | 211 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 212 | |
| 213 | r->min_width = res.min_width; |
| 214 | r->max_width = res.max_width; |
| 215 | r->min_height = res.min_height; |
| 216 | r->max_height = res.max_height; |
| 217 | r->count_fbs = res.count_fbs; |
| 218 | r->count_crtcs = res.count_crtcs; |
| 219 | r->count_connectors = res.count_connectors; |
| 220 | r->count_encoders = res.count_encoders; |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 221 | |
| 222 | r->fbs = drmAllocCpy(U642VOID(res.fb_id_ptr), res.count_fbs, sizeof(uint32_t)); |
| 223 | r->crtcs = drmAllocCpy(U642VOID(res.crtc_id_ptr), res.count_crtcs, sizeof(uint32_t)); |
| 224 | r->connectors = drmAllocCpy(U642VOID(res.connector_id_ptr), res.count_connectors, sizeof(uint32_t)); |
| 225 | 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] | 226 | if ((res.count_fbs && !r->fbs) || |
| 227 | (res.count_crtcs && !r->crtcs) || |
| 228 | (res.count_connectors && !r->connectors) || |
| 229 | (res.count_encoders && !r->encoders)) |
| 230 | { |
Chris Wilson | 85fb3e5 | 2010-01-06 15:39:49 +0000 | [diff] [blame] | 231 | drmFree(r->fbs); |
| 232 | drmFree(r->crtcs); |
| 233 | drmFree(r->connectors); |
| 234 | drmFree(r->encoders); |
| 235 | drmFree(r); |
| 236 | r = 0; |
| 237 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 238 | |
| 239 | err_allocs: |
| 240 | drmFree(U642VOID(res.fb_id_ptr)); |
| 241 | drmFree(U642VOID(res.crtc_id_ptr)); |
| 242 | drmFree(U642VOID(res.connector_id_ptr)); |
| 243 | drmFree(U642VOID(res.encoder_id_ptr)); |
| 244 | |
| 245 | return r; |
| 246 | } |
| 247 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 248 | |
| 249 | drm_public int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, |
| 250 | uint8_t bpp, uint32_t pitch, uint32_t bo_handle, |
| 251 | uint32_t *buf_id) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 252 | { |
| 253 | struct drm_mode_fb_cmd f; |
| 254 | int ret; |
| 255 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 256 | memclear(f); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 257 | f.width = width; |
| 258 | f.height = height; |
| 259 | f.pitch = pitch; |
| 260 | f.bpp = bpp; |
| 261 | f.depth = depth; |
| 262 | f.handle = bo_handle; |
| 263 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 264 | if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB, &f))) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 265 | return ret; |
| 266 | |
| 267 | *buf_id = f.fb_id; |
| 268 | return 0; |
| 269 | } |
| 270 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 271 | drm_public int drmModeAddFB2WithModifiers(int fd, uint32_t width, |
| 272 | uint32_t height, uint32_t pixel_format, const uint32_t bo_handles[4], |
| 273 | const uint32_t pitches[4], const uint32_t offsets[4], |
| 274 | const uint64_t modifier[4], uint32_t *buf_id, uint32_t flags) |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 275 | { |
| 276 | struct drm_mode_fb_cmd2 f; |
| 277 | int ret; |
| 278 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 279 | memclear(f); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 280 | f.width = width; |
| 281 | f.height = height; |
| 282 | f.pixel_format = pixel_format; |
| 283 | f.flags = flags; |
Ville Syrjälä | 76b4a69 | 2012-02-02 14:53:43 -0500 | [diff] [blame] | 284 | memcpy(f.handles, bo_handles, 4 * sizeof(bo_handles[0])); |
| 285 | memcpy(f.pitches, pitches, 4 * sizeof(pitches[0])); |
| 286 | memcpy(f.offsets, offsets, 4 * sizeof(offsets[0])); |
Kristian H. Kristensen | abfa680 | 2016-09-08 13:08:59 -0700 | [diff] [blame] | 287 | if (modifier) |
| 288 | memcpy(f.modifier, modifier, 4 * sizeof(modifier[0])); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 289 | |
| 290 | if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB2, &f))) |
| 291 | return ret; |
| 292 | |
| 293 | *buf_id = f.fb_id; |
| 294 | return 0; |
| 295 | } |
| 296 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 297 | drm_public int drmModeAddFB2(int fd, uint32_t width, uint32_t height, |
| 298 | uint32_t pixel_format, const uint32_t bo_handles[4], |
| 299 | const uint32_t pitches[4], const uint32_t offsets[4], |
| 300 | uint32_t *buf_id, uint32_t flags) |
Kristian H. Kristensen | abfa680 | 2016-09-08 13:08:59 -0700 | [diff] [blame] | 301 | { |
| 302 | return drmModeAddFB2WithModifiers(fd, width, height, |
| 303 | pixel_format, bo_handles, |
| 304 | pitches, offsets, NULL, |
| 305 | buf_id, flags); |
| 306 | } |
| 307 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 308 | drm_public int drmModeRmFB(int fd, uint32_t bufferId) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 309 | { |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 310 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_RMFB, &bufferId); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 311 | } |
| 312 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 313 | drm_public drmModeFBPtr drmModeGetFB(int fd, uint32_t buf) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 314 | { |
| 315 | struct drm_mode_fb_cmd info; |
| 316 | drmModeFBPtr r; |
| 317 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 318 | memclear(info); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 319 | info.fb_id = buf; |
| 320 | |
| 321 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETFB, &info)) |
| 322 | return NULL; |
| 323 | |
| 324 | if (!(r = drmMalloc(sizeof(*r)))) |
| 325 | return NULL; |
| 326 | |
| 327 | r->fb_id = info.fb_id; |
| 328 | r->width = info.width; |
| 329 | r->height = info.height; |
| 330 | r->pitch = info.pitch; |
| 331 | r->bpp = info.bpp; |
| 332 | r->handle = info.handle; |
| 333 | r->depth = info.depth; |
| 334 | |
| 335 | return r; |
| 336 | } |
| 337 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 338 | drm_public int drmModeDirtyFB(int fd, uint32_t bufferId, |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 339 | drmModeClipPtr clips, uint32_t num_clips) |
| 340 | { |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 341 | struct drm_mode_fb_dirty_cmd dirty; |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 342 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 343 | memclear(dirty); |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 344 | dirty.fb_id = bufferId; |
| 345 | dirty.clips_ptr = VOID2U64(clips); |
| 346 | dirty.num_clips = num_clips; |
| 347 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 348 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_DIRTYFB, &dirty); |
Jakob Bornecrantz | 3e48613 | 2009-11-24 18:00:12 +0100 | [diff] [blame] | 349 | } |
| 350 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 351 | /* |
| 352 | * Crtc functions |
| 353 | */ |
| 354 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 355 | drm_public drmModeCrtcPtr drmModeGetCrtc(int fd, uint32_t crtcId) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 356 | { |
| 357 | struct drm_mode_crtc crtc; |
| 358 | drmModeCrtcPtr r; |
| 359 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 360 | memclear(crtc); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 361 | crtc.crtc_id = crtcId; |
| 362 | |
| 363 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCRTC, &crtc)) |
| 364 | return 0; |
| 365 | |
| 366 | /* |
| 367 | * return |
| 368 | */ |
| 369 | |
| 370 | if (!(r = drmMalloc(sizeof(*r)))) |
| 371 | return 0; |
| 372 | |
| 373 | r->crtc_id = crtc.crtc_id; |
| 374 | r->x = crtc.x; |
| 375 | r->y = crtc.y; |
| 376 | r->mode_valid = crtc.mode_valid; |
Rob Clark | e81acf5 | 2012-10-14 16:55:32 -0500 | [diff] [blame] | 377 | if (r->mode_valid) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 378 | memcpy(&r->mode, &crtc.mode, sizeof(struct drm_mode_modeinfo)); |
Rob Clark | e81acf5 | 2012-10-14 16:55:32 -0500 | [diff] [blame] | 379 | r->width = crtc.mode.hdisplay; |
| 380 | r->height = crtc.mode.vdisplay; |
| 381 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 382 | r->buffer_id = crtc.fb_id; |
| 383 | r->gamma_size = crtc.gamma_size; |
| 384 | return r; |
| 385 | } |
| 386 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 387 | drm_public int drmModeSetCrtc(int fd, uint32_t crtcId, uint32_t bufferId, |
Thierry Reding | 5e5a3c4 | 2014-04-09 09:00:49 +0200 | [diff] [blame] | 388 | uint32_t x, uint32_t y, uint32_t *connectors, int count, |
Jakob Bornecrantz | eb78c53 | 2009-02-11 16:43:20 +0100 | [diff] [blame] | 389 | drmModeModeInfoPtr mode) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 390 | { |
| 391 | struct drm_mode_crtc crtc; |
| 392 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 393 | memclear(crtc); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 394 | crtc.x = x; |
| 395 | crtc.y = y; |
| 396 | crtc.crtc_id = crtcId; |
| 397 | crtc.fb_id = bufferId; |
| 398 | crtc.set_connectors_ptr = VOID2U64(connectors); |
| 399 | crtc.count_connectors = count; |
| 400 | if (mode) { |
| 401 | memcpy(&crtc.mode, mode, sizeof(struct drm_mode_modeinfo)); |
| 402 | crtc.mode_valid = 1; |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 403 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 404 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 405 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETCRTC, &crtc); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 406 | } |
| 407 | |
| 408 | /* |
| 409 | * Cursor manipulation |
| 410 | */ |
| 411 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 412 | drm_public int drmModeSetCursor(int fd, uint32_t crtcId, uint32_t bo_handle, |
| 413 | uint32_t width, uint32_t height) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 414 | { |
| 415 | struct drm_mode_cursor arg; |
| 416 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 417 | memclear(arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 418 | arg.flags = DRM_MODE_CURSOR_BO; |
| 419 | arg.crtc_id = crtcId; |
| 420 | arg.width = width; |
| 421 | arg.height = height; |
| 422 | arg.handle = bo_handle; |
| 423 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 424 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR, &arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 425 | } |
| 426 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 427 | drm_public int drmModeSetCursor2(int fd, uint32_t crtcId, uint32_t bo_handle, |
| 428 | uint32_t width, uint32_t height, int32_t hot_x, |
| 429 | int32_t hot_y) |
Dave Airlie | 2e0ab62 | 2013-07-02 09:21:06 +0100 | [diff] [blame] | 430 | { |
| 431 | struct drm_mode_cursor2 arg; |
| 432 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 433 | memclear(arg); |
Dave Airlie | 2e0ab62 | 2013-07-02 09:21:06 +0100 | [diff] [blame] | 434 | arg.flags = DRM_MODE_CURSOR_BO; |
| 435 | arg.crtc_id = crtcId; |
| 436 | arg.width = width; |
| 437 | arg.height = height; |
| 438 | arg.handle = bo_handle; |
| 439 | arg.hot_x = hot_x; |
| 440 | arg.hot_y = hot_y; |
| 441 | |
| 442 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR2, &arg); |
| 443 | } |
| 444 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 445 | drm_public int drmModeMoveCursor(int fd, uint32_t crtcId, int x, int y) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 446 | { |
| 447 | struct drm_mode_cursor arg; |
| 448 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 449 | memclear(arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 450 | arg.flags = DRM_MODE_CURSOR_MOVE; |
| 451 | arg.crtc_id = crtcId; |
| 452 | arg.x = x; |
| 453 | arg.y = y; |
| 454 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 455 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_CURSOR, &arg); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 456 | } |
| 457 | |
| 458 | /* |
| 459 | * Encoder get |
| 460 | */ |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 461 | drm_public drmModeEncoderPtr drmModeGetEncoder(int fd, uint32_t encoder_id) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 462 | { |
| 463 | struct drm_mode_get_encoder enc; |
| 464 | drmModeEncoderPtr r = NULL; |
| 465 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 466 | memclear(enc); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 467 | enc.encoder_id = encoder_id; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 468 | |
| 469 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETENCODER, &enc)) |
| 470 | return 0; |
| 471 | |
| 472 | if (!(r = drmMalloc(sizeof(*r)))) |
| 473 | return 0; |
| 474 | |
| 475 | r->encoder_id = enc.encoder_id; |
| 476 | r->crtc_id = enc.crtc_id; |
| 477 | r->encoder_type = enc.encoder_type; |
| 478 | r->possible_crtcs = enc.possible_crtcs; |
| 479 | r->possible_clones = enc.possible_clones; |
| 480 | |
| 481 | return r; |
| 482 | } |
| 483 | |
| 484 | /* |
| 485 | * Connector manipulation |
| 486 | */ |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 487 | static drmModeConnectorPtr |
| 488 | _drmModeGetConnector(int fd, uint32_t connector_id, int probe) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 489 | { |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 490 | struct drm_mode_get_connector conn, counts; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 491 | drmModeConnectorPtr r = NULL; |
Ville Syrjälä | e342c0f | 2015-12-15 14:18:32 +0200 | [diff] [blame] | 492 | struct drm_mode_modeinfo stack_mode; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 493 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 494 | memclear(conn); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 495 | conn.connector_id = connector_id; |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 496 | if (!probe) { |
| 497 | conn.count_modes = 1; |
Ville Syrjälä | e342c0f | 2015-12-15 14:18:32 +0200 | [diff] [blame] | 498 | conn.modes_ptr = VOID2U64(&stack_mode); |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 499 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 500 | |
| 501 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn)) |
| 502 | return 0; |
| 503 | |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 504 | retry: |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 505 | counts = conn; |
| 506 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 507 | if (conn.count_props) { |
| 508 | conn.props_ptr = VOID2U64(drmMalloc(conn.count_props*sizeof(uint32_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 509 | if (!conn.props_ptr) |
| 510 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 511 | conn.prop_values_ptr = VOID2U64(drmMalloc(conn.count_props*sizeof(uint64_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 512 | if (!conn.prop_values_ptr) |
| 513 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 514 | } |
| 515 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 516 | if (conn.count_modes) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 517 | 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] | 518 | if (!conn.modes_ptr) |
| 519 | goto err_allocs; |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 520 | } else { |
| 521 | conn.count_modes = 1; |
Ville Syrjälä | e342c0f | 2015-12-15 14:18:32 +0200 | [diff] [blame] | 522 | conn.modes_ptr = VOID2U64(&stack_mode); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 523 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 524 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 525 | if (conn.count_encoders) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 526 | conn.encoders_ptr = VOID2U64(drmMalloc(conn.count_encoders*sizeof(uint32_t))); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 527 | if (!conn.encoders_ptr) |
| 528 | goto err_allocs; |
| 529 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 530 | |
| 531 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn)) |
| 532 | goto err_allocs; |
| 533 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 534 | /* The number of available connectors and etc may have changed with a |
| 535 | * hotplug event in between the ioctls, in which case the field is |
| 536 | * silently ignored by the kernel. |
| 537 | */ |
| 538 | if (counts.count_props < conn.count_props || |
| 539 | counts.count_modes < conn.count_modes || |
| 540 | counts.count_encoders < conn.count_encoders) { |
| 541 | drmFree(U642VOID(conn.props_ptr)); |
| 542 | drmFree(U642VOID(conn.prop_values_ptr)); |
Ville Syrjälä | e342c0f | 2015-12-15 14:18:32 +0200 | [diff] [blame] | 543 | if (U642VOID(conn.modes_ptr) != &stack_mode) |
| 544 | drmFree(U642VOID(conn.modes_ptr)); |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 545 | drmFree(U642VOID(conn.encoders_ptr)); |
| 546 | |
| 547 | goto retry; |
| 548 | } |
| 549 | |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 550 | if(!(r = drmMalloc(sizeof(*r)))) { |
| 551 | goto err_allocs; |
| 552 | } |
| 553 | |
| 554 | r->connector_id = conn.connector_id; |
| 555 | r->encoder_id = conn.encoder_id; |
| 556 | r->connection = conn.connection; |
| 557 | r->mmWidth = conn.mm_width; |
| 558 | r->mmHeight = conn.mm_height; |
Dave Airlie | 412d370 | 2009-04-22 20:25:40 +1000 | [diff] [blame] | 559 | /* convert subpixel from kernel to userspace */ |
| 560 | r->subpixel = conn.subpixel + 1; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 561 | r->count_modes = conn.count_modes; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 562 | r->count_props = conn.count_props; |
| 563 | r->props = drmAllocCpy(U642VOID(conn.props_ptr), conn.count_props, sizeof(uint32_t)); |
| 564 | r->prop_values = drmAllocCpy(U642VOID(conn.prop_values_ptr), conn.count_props, sizeof(uint64_t)); |
| 565 | r->modes = drmAllocCpy(U642VOID(conn.modes_ptr), conn.count_modes, sizeof(struct drm_mode_modeinfo)); |
| 566 | r->count_encoders = conn.count_encoders; |
| 567 | r->encoders = drmAllocCpy(U642VOID(conn.encoders_ptr), conn.count_encoders, sizeof(uint32_t)); |
| 568 | r->connector_type = conn.connector_type; |
| 569 | r->connector_type_id = conn.connector_type_id; |
| 570 | |
Peter Clifton | 04f90a4 | 2010-01-06 20:44:11 +0000 | [diff] [blame] | 571 | if ((r->count_props && !r->props) || |
| 572 | (r->count_props && !r->prop_values) || |
| 573 | (r->count_modes && !r->modes) || |
| 574 | (r->count_encoders && !r->encoders)) { |
| 575 | drmFree(r->props); |
| 576 | drmFree(r->prop_values); |
| 577 | drmFree(r->modes); |
| 578 | drmFree(r->encoders); |
| 579 | drmFree(r); |
| 580 | r = 0; |
| 581 | } |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 582 | |
| 583 | err_allocs: |
| 584 | drmFree(U642VOID(conn.prop_values_ptr)); |
| 585 | drmFree(U642VOID(conn.props_ptr)); |
Ville Syrjälä | e342c0f | 2015-12-15 14:18:32 +0200 | [diff] [blame] | 586 | if (U642VOID(conn.modes_ptr) != &stack_mode) |
| 587 | drmFree(U642VOID(conn.modes_ptr)); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 588 | drmFree(U642VOID(conn.encoders_ptr)); |
| 589 | |
| 590 | return r; |
| 591 | } |
| 592 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 593 | drm_public drmModeConnectorPtr drmModeGetConnector(int fd, uint32_t connector_id) |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 594 | { |
| 595 | return _drmModeGetConnector(fd, connector_id, 1); |
| 596 | } |
| 597 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 598 | drm_public drmModeConnectorPtr drmModeGetConnectorCurrent(int fd, uint32_t connector_id) |
Chris Wilson | 5ed5fa1 | 2015-03-04 10:07:19 +0000 | [diff] [blame] | 599 | { |
| 600 | return _drmModeGetConnector(fd, connector_id, 0); |
| 601 | } |
| 602 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 603 | drm_public int drmModeAttachMode(int fd, uint32_t connector_id, drmModeModeInfoPtr mode_info) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 604 | { |
| 605 | struct drm_mode_mode_cmd res; |
| 606 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 607 | memclear(res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 608 | memcpy(&res.mode, mode_info, sizeof(struct drm_mode_modeinfo)); |
| 609 | res.connector_id = connector_id; |
| 610 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 611 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_ATTACHMODE, &res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 612 | } |
| 613 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 614 | drm_public int drmModeDetachMode(int fd, uint32_t connector_id, drmModeModeInfoPtr mode_info) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 615 | { |
| 616 | struct drm_mode_mode_cmd res; |
| 617 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 618 | memclear(res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 619 | memcpy(&res.mode, mode_info, sizeof(struct drm_mode_modeinfo)); |
| 620 | res.connector_id = connector_id; |
| 621 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 622 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_DETACHMODE, &res); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 623 | } |
| 624 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 625 | drm_public drmModePropertyPtr drmModeGetProperty(int fd, uint32_t property_id) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 626 | { |
| 627 | struct drm_mode_get_property prop; |
| 628 | drmModePropertyPtr r; |
| 629 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 630 | memclear(prop); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 631 | prop.prop_id = property_id; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 632 | |
| 633 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPERTY, &prop)) |
| 634 | return 0; |
| 635 | |
| 636 | if (prop.count_values) |
| 637 | prop.values_ptr = VOID2U64(drmMalloc(prop.count_values * sizeof(uint64_t))); |
| 638 | |
Rob Clark | 7b228e9 | 2012-06-05 12:28:22 -0500 | [diff] [blame] | 639 | 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] | 640 | prop.enum_blob_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(struct drm_mode_property_enum))); |
| 641 | |
| 642 | if (prop.count_enum_blobs && (prop.flags & DRM_MODE_PROP_BLOB)) { |
| 643 | prop.values_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(uint32_t))); |
| 644 | prop.enum_blob_ptr = VOID2U64(drmMalloc(prop.count_enum_blobs * sizeof(uint32_t))); |
| 645 | } |
| 646 | |
| 647 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPERTY, &prop)) { |
| 648 | r = NULL; |
| 649 | goto err_allocs; |
| 650 | } |
| 651 | |
| 652 | if (!(r = drmMalloc(sizeof(*r)))) |
Seung-Woo Kim | b39377d | 2019-04-29 18:10:52 +0900 | [diff] [blame] | 653 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 654 | |
| 655 | r->prop_id = prop.prop_id; |
| 656 | r->count_values = prop.count_values; |
| 657 | |
| 658 | r->flags = prop.flags; |
| 659 | if (prop.count_values) |
| 660 | 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] | 661 | if (prop.flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 662 | r->count_enums = prop.count_enum_blobs; |
| 663 | r->enums = drmAllocCpy(U642VOID(prop.enum_blob_ptr), prop.count_enum_blobs, sizeof(struct drm_mode_property_enum)); |
| 664 | } else if (prop.flags & DRM_MODE_PROP_BLOB) { |
| 665 | r->values = drmAllocCpy(U642VOID(prop.values_ptr), prop.count_enum_blobs, sizeof(uint32_t)); |
| 666 | r->blob_ids = drmAllocCpy(U642VOID(prop.enum_blob_ptr), prop.count_enum_blobs, sizeof(uint32_t)); |
| 667 | r->count_blobs = prop.count_enum_blobs; |
| 668 | } |
| 669 | strncpy(r->name, prop.name, DRM_PROP_NAME_LEN); |
| 670 | r->name[DRM_PROP_NAME_LEN-1] = 0; |
| 671 | |
| 672 | err_allocs: |
| 673 | drmFree(U642VOID(prop.values_ptr)); |
| 674 | drmFree(U642VOID(prop.enum_blob_ptr)); |
| 675 | |
| 676 | return r; |
| 677 | } |
| 678 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 679 | drm_public void drmModeFreeProperty(drmModePropertyPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 680 | { |
| 681 | if (!ptr) |
| 682 | return; |
| 683 | |
| 684 | drmFree(ptr->values); |
| 685 | drmFree(ptr->enums); |
| 686 | drmFree(ptr); |
| 687 | } |
| 688 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 689 | drm_public drmModePropertyBlobPtr drmModeGetPropertyBlob(int fd, |
| 690 | uint32_t blob_id) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 691 | { |
| 692 | struct drm_mode_get_blob blob; |
| 693 | drmModePropertyBlobPtr r; |
| 694 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 695 | memclear(blob); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 696 | blob.blob_id = blob_id; |
| 697 | |
| 698 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &blob)) |
| 699 | return NULL; |
| 700 | |
| 701 | if (blob.length) |
| 702 | blob.data = VOID2U64(drmMalloc(blob.length)); |
| 703 | |
| 704 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &blob)) { |
| 705 | r = NULL; |
| 706 | goto err_allocs; |
| 707 | } |
| 708 | |
| 709 | if (!(r = drmMalloc(sizeof(*r)))) |
Chris Wilson | 8a76244 | 2010-08-24 21:29:31 +0100 | [diff] [blame] | 710 | goto err_allocs; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 711 | |
| 712 | r->id = blob.blob_id; |
| 713 | r->length = blob.length; |
| 714 | r->data = drmAllocCpy(U642VOID(blob.data), 1, blob.length); |
| 715 | |
| 716 | err_allocs: |
| 717 | drmFree(U642VOID(blob.data)); |
| 718 | return r; |
| 719 | } |
| 720 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 721 | drm_public void drmModeFreePropertyBlob(drmModePropertyBlobPtr ptr) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 722 | { |
| 723 | if (!ptr) |
| 724 | return; |
| 725 | |
| 726 | drmFree(ptr->data); |
| 727 | drmFree(ptr); |
| 728 | } |
| 729 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 730 | drm_public int drmModeConnectorSetProperty(int fd, uint32_t connector_id, |
| 731 | uint32_t property_id, |
| 732 | uint64_t value) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 733 | { |
| 734 | struct drm_mode_connector_set_property osp; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 735 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 736 | memclear(osp); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 737 | osp.connector_id = connector_id; |
| 738 | osp.prop_id = property_id; |
| 739 | osp.value = value; |
| 740 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 741 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETPROPERTY, &osp); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 742 | } |
| 743 | |
| 744 | /* |
| 745 | * checks if a modesetting capable driver has attached to the pci id |
| 746 | * returns 0 if modesetting supported. |
| 747 | * -EINVAL or invalid bus id |
| 748 | * -ENOSYS if no modesetting support |
| 749 | */ |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 750 | drm_public int drmCheckModesettingSupported(const char *busid) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 751 | { |
Robert Millan | cbb31f2 | 2014-01-23 14:46:05 +0000 | [diff] [blame] | 752 | #if defined (__linux__) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 753 | char pci_dev_dir[1024]; |
| 754 | int domain, bus, dev, func; |
| 755 | DIR *sysdir; |
| 756 | struct dirent *dent; |
| 757 | int found = 0, ret; |
| 758 | |
| 759 | ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev, &func); |
| 760 | if (ret != 4) |
| 761 | return -EINVAL; |
| 762 | |
| 763 | sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/drm", |
| 764 | domain, bus, dev, func); |
| 765 | |
| 766 | sysdir = opendir(pci_dev_dir); |
| 767 | if (sysdir) { |
| 768 | dent = readdir(sysdir); |
| 769 | while (dent) { |
| 770 | if (!strncmp(dent->d_name, "controlD", 8)) { |
| 771 | found = 1; |
| 772 | break; |
| 773 | } |
| 774 | |
| 775 | dent = readdir(sysdir); |
| 776 | } |
| 777 | closedir(sysdir); |
| 778 | if (found) |
| 779 | return 0; |
| 780 | } |
| 781 | |
| 782 | sprintf(pci_dev_dir, "/sys/bus/pci/devices/%04x:%02x:%02x.%d/", |
| 783 | domain, bus, dev, func); |
| 784 | |
| 785 | sysdir = opendir(pci_dev_dir); |
| 786 | if (!sysdir) |
| 787 | return -EINVAL; |
| 788 | |
| 789 | dent = readdir(sysdir); |
| 790 | while (dent) { |
| 791 | if (!strncmp(dent->d_name, "drm:controlD", 12)) { |
| 792 | found = 1; |
| 793 | break; |
| 794 | } |
| 795 | |
| 796 | dent = readdir(sysdir); |
| 797 | } |
| 798 | |
| 799 | closedir(sysdir); |
| 800 | if (found) |
| 801 | return 0; |
Robert Millan | cbb31f2 | 2014-01-23 14:46:05 +0000 | [diff] [blame] | 802 | #elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__) |
| 803 | char kbusid[1024], sbusid[1024]; |
| 804 | char oid[128]; |
| 805 | int domain, bus, dev, func; |
| 806 | int i, modesetting, ret; |
| 807 | size_t len; |
| 808 | |
| 809 | ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev, |
| 810 | &func); |
| 811 | if (ret != 4) |
| 812 | return -EINVAL; |
| 813 | snprintf(kbusid, sizeof(kbusid), "pci:%04x:%02x:%02x.%d", domain, bus, |
| 814 | dev, func); |
| 815 | |
| 816 | /* How many GPUs do we expect in the machine ? */ |
| 817 | for (i = 0; i < 16; i++) { |
| 818 | snprintf(oid, sizeof(oid), "hw.dri.%d.busid", i); |
| 819 | len = sizeof(sbusid); |
| 820 | ret = sysctlbyname(oid, sbusid, &len, NULL, 0); |
| 821 | if (ret == -1) { |
| 822 | if (errno == ENOENT) |
| 823 | continue; |
| 824 | return -EINVAL; |
| 825 | } |
| 826 | if (strcmp(sbusid, kbusid) != 0) |
| 827 | continue; |
| 828 | snprintf(oid, sizeof(oid), "hw.dri.%d.modesetting", i); |
| 829 | len = sizeof(modesetting); |
| 830 | ret = sysctlbyname(oid, &modesetting, &len, NULL, 0); |
| 831 | if (ret == -1 || len != sizeof(modesetting)) |
| 832 | return -EINVAL; |
| 833 | return (modesetting ? 0 : -ENOSYS); |
| 834 | } |
François Tigeot | edbb4e5 | 2014-07-26 13:39:58 +0200 | [diff] [blame] | 835 | #elif defined(__DragonFly__) |
| 836 | return 0; |
Eric Engestrom | 00aa374 | 2018-03-22 17:08:37 +0000 | [diff] [blame] | 837 | #elif defined(__OpenBSD__) |
Jonathan Gray | 1d3b823 | 2015-07-19 07:20:37 +1000 | [diff] [blame] | 838 | int fd; |
| 839 | struct drm_mode_card_res res; |
| 840 | drmModeResPtr r = 0; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 841 | |
Jonathan Gray | 1d3b823 | 2015-07-19 07:20:37 +1000 | [diff] [blame] | 842 | if ((fd = drmOpen(NULL, busid)) < 0) |
| 843 | return -EINVAL; |
| 844 | |
| 845 | memset(&res, 0, sizeof(struct drm_mode_card_res)); |
| 846 | |
| 847 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETRESOURCES, &res)) { |
| 848 | drmClose(fd); |
| 849 | return -errno; |
| 850 | } |
| 851 | |
| 852 | drmClose(fd); |
| 853 | return 0; |
| 854 | #endif |
| 855 | return -ENOSYS; |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 856 | } |
| 857 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 858 | drm_public int drmModeCrtcGetGamma(int fd, uint32_t crtc_id, uint32_t size, |
| 859 | uint16_t *red, uint16_t *green, |
| 860 | uint16_t *blue) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 861 | { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 862 | struct drm_mode_crtc_lut l; |
| 863 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 864 | memclear(l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 865 | l.crtc_id = crtc_id; |
| 866 | l.gamma_size = size; |
| 867 | l.red = VOID2U64(red); |
| 868 | l.green = VOID2U64(green); |
| 869 | l.blue = VOID2U64(blue); |
| 870 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 871 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_GETGAMMA, &l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 872 | } |
| 873 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 874 | drm_public int drmModeCrtcSetGamma(int fd, uint32_t crtc_id, uint32_t size, |
| 875 | uint16_t *red, uint16_t *green, |
| 876 | uint16_t *blue) |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 877 | { |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 878 | struct drm_mode_crtc_lut l; |
| 879 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 880 | memclear(l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 881 | l.crtc_id = crtc_id; |
| 882 | l.gamma_size = size; |
| 883 | l.red = VOID2U64(red); |
| 884 | l.green = VOID2U64(green); |
| 885 | l.blue = VOID2U64(blue); |
| 886 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 887 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETGAMMA, &l); |
Jesse Barnes | 731cd55 | 2008-12-17 10:09:49 -0800 | [diff] [blame] | 888 | } |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 889 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 890 | drm_public int drmHandleEvent(int fd, drmEventContextPtr evctx) |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 891 | { |
| 892 | char buffer[1024]; |
| 893 | int len, i; |
| 894 | struct drm_event *e; |
| 895 | struct drm_event_vblank *vblank; |
Keith Packard | d4331dd | 2017-07-01 00:43:15 -0700 | [diff] [blame] | 896 | struct drm_event_crtc_sequence *seq; |
Ander Conselvan de Oliveira | 890d43a | 2015-08-17 16:21:24 +0300 | [diff] [blame] | 897 | void *user_data; |
Hyungwon Hwang | 4bac035 | 2015-08-19 09:58:39 +0900 | [diff] [blame] | 898 | |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 899 | /* The DRM read semantics guarantees that we always get only |
| 900 | * complete events. */ |
| 901 | |
| 902 | len = read(fd, buffer, sizeof buffer); |
| 903 | if (len == 0) |
| 904 | return 0; |
Jan Vesely | de8532d | 2014-11-30 12:53:18 -0500 | [diff] [blame] | 905 | if (len < (int)sizeof *e) |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 906 | return -1; |
| 907 | |
| 908 | i = 0; |
| 909 | while (i < len) { |
Thierry Reding | ecc2a09 | 2015-04-13 11:36:59 +0200 | [diff] [blame] | 910 | e = (struct drm_event *)(buffer + i); |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 911 | switch (e->type) { |
| 912 | case DRM_EVENT_VBLANK: |
| 913 | if (evctx->version < 1 || |
| 914 | evctx->vblank_handler == NULL) |
| 915 | break; |
| 916 | vblank = (struct drm_event_vblank *) e; |
| 917 | evctx->vblank_handler(fd, |
Hyungwon Hwang | 4bac035 | 2015-08-19 09:58:39 +0900 | [diff] [blame] | 918 | vblank->sequence, |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 919 | vblank->tv_sec, |
| 920 | vblank->tv_usec, |
| 921 | U642VOID (vblank->user_data)); |
| 922 | break; |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 923 | case DRM_EVENT_FLIP_COMPLETE: |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 924 | vblank = (struct drm_event_vblank *) e; |
Ander Conselvan de Oliveira | 890d43a | 2015-08-17 16:21:24 +0300 | [diff] [blame] | 925 | user_data = U642VOID (vblank->user_data); |
| 926 | |
| 927 | if (evctx->version >= 3 && evctx->page_flip_handler2) |
| 928 | evctx->page_flip_handler2(fd, |
| 929 | vblank->sequence, |
| 930 | vblank->tv_sec, |
| 931 | vblank->tv_usec, |
| 932 | vblank->crtc_id, |
| 933 | user_data); |
| 934 | else if (evctx->version >= 2 && evctx->page_flip_handler) |
| 935 | evctx->page_flip_handler(fd, |
| 936 | vblank->sequence, |
| 937 | vblank->tv_sec, |
| 938 | vblank->tv_usec, |
| 939 | user_data); |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 940 | break; |
Keith Packard | d4331dd | 2017-07-01 00:43:15 -0700 | [diff] [blame] | 941 | case DRM_EVENT_CRTC_SEQUENCE: |
| 942 | seq = (struct drm_event_crtc_sequence *) e; |
| 943 | if (evctx->version >= 4 && evctx->sequence_handler) |
| 944 | evctx->sequence_handler(fd, |
| 945 | seq->sequence, |
| 946 | seq->time_ns, |
| 947 | seq->user_data); |
| 948 | break; |
Kristian Høgsberg | b0b9663 | 2009-09-11 13:27:35 -0400 | [diff] [blame] | 949 | default: |
| 950 | break; |
| 951 | } |
| 952 | i += e->length; |
| 953 | } |
| 954 | |
| 955 | return 0; |
| 956 | } |
| 957 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 958 | drm_public int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 959 | uint32_t flags, void *user_data) |
| 960 | { |
| 961 | struct drm_mode_crtc_page_flip flip; |
| 962 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 963 | memclear(flip); |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 964 | flip.fb_id = fb_id; |
| 965 | flip.crtc_id = crtc_id; |
| 966 | flip.user_data = VOID2U64(user_data); |
| 967 | flip.flags = flags; |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 968 | |
Chris Wilson | b803918 | 2010-07-01 22:38:54 +0100 | [diff] [blame] | 969 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_PAGE_FLIP, &flip); |
Kristian Høgsberg | b80bcff | 2009-11-12 14:06:45 -0500 | [diff] [blame] | 970 | } |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 971 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 972 | drm_public int drmModePageFlipTarget(int fd, uint32_t crtc_id, uint32_t fb_id, |
Michel Dänzer | 7dd2847 | 2016-06-29 18:07:25 +0900 | [diff] [blame] | 973 | uint32_t flags, void *user_data, |
| 974 | uint32_t target_vblank) |
| 975 | { |
| 976 | struct drm_mode_crtc_page_flip_target flip_target; |
| 977 | |
| 978 | memclear(flip_target); |
| 979 | flip_target.fb_id = fb_id; |
| 980 | flip_target.crtc_id = crtc_id; |
| 981 | flip_target.user_data = VOID2U64(user_data); |
| 982 | flip_target.flags = flags; |
| 983 | flip_target.sequence = target_vblank; |
| 984 | |
| 985 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_PAGE_FLIP, &flip_target); |
| 986 | } |
| 987 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 988 | drm_public int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id, |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 989 | uint32_t fb_id, uint32_t flags, |
Daniel Kurtz | 828c3e8 | 2014-05-01 19:56:43 +0800 | [diff] [blame] | 990 | int32_t crtc_x, int32_t crtc_y, |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 991 | uint32_t crtc_w, uint32_t crtc_h, |
| 992 | uint32_t src_x, uint32_t src_y, |
| 993 | uint32_t src_w, uint32_t src_h) |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 994 | { |
| 995 | struct drm_mode_set_plane s; |
| 996 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 997 | memclear(s); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 998 | s.plane_id = plane_id; |
| 999 | s.crtc_id = crtc_id; |
| 1000 | s.fb_id = fb_id; |
| 1001 | s.flags = flags; |
| 1002 | s.crtc_x = crtc_x; |
| 1003 | s.crtc_y = crtc_y; |
| 1004 | s.crtc_w = crtc_w; |
| 1005 | s.crtc_h = crtc_h; |
| 1006 | s.src_x = src_x; |
| 1007 | s.src_y = src_y; |
| 1008 | s.src_w = src_w; |
| 1009 | s.src_h = src_h; |
| 1010 | |
| 1011 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETPLANE, &s); |
| 1012 | } |
| 1013 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1014 | drm_public drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id) |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1015 | { |
| 1016 | struct drm_mode_get_plane ovr, counts; |
| 1017 | drmModePlanePtr r = 0; |
| 1018 | |
| 1019 | retry: |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 1020 | memclear(ovr); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1021 | ovr.plane_id = plane_id; |
| 1022 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) |
| 1023 | return 0; |
| 1024 | |
| 1025 | counts = ovr; |
| 1026 | |
| 1027 | if (ovr.count_format_types) { |
| 1028 | ovr.format_type_ptr = VOID2U64(drmMalloc(ovr.count_format_types * |
| 1029 | sizeof(uint32_t))); |
| 1030 | if (!ovr.format_type_ptr) |
| 1031 | goto err_allocs; |
| 1032 | } |
| 1033 | |
| 1034 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) |
| 1035 | goto err_allocs; |
| 1036 | |
| 1037 | if (counts.count_format_types < ovr.count_format_types) { |
| 1038 | drmFree(U642VOID(ovr.format_type_ptr)); |
| 1039 | goto retry; |
| 1040 | } |
| 1041 | |
| 1042 | if (!(r = drmMalloc(sizeof(*r)))) |
| 1043 | goto err_allocs; |
| 1044 | |
| 1045 | r->count_formats = ovr.count_format_types; |
| 1046 | r->plane_id = ovr.plane_id; |
| 1047 | r->crtc_id = ovr.crtc_id; |
| 1048 | r->fb_id = ovr.fb_id; |
| 1049 | r->possible_crtcs = ovr.possible_crtcs; |
| 1050 | r->gamma_size = ovr.gamma_size; |
| 1051 | r->formats = drmAllocCpy(U642VOID(ovr.format_type_ptr), |
| 1052 | ovr.count_format_types, sizeof(uint32_t)); |
| 1053 | if (ovr.count_format_types && !r->formats) { |
| 1054 | drmFree(r->formats); |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 1055 | drmFree(r); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1056 | r = 0; |
| 1057 | } |
| 1058 | |
| 1059 | err_allocs: |
| 1060 | drmFree(U642VOID(ovr.format_type_ptr)); |
| 1061 | |
| 1062 | return r; |
| 1063 | } |
| 1064 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1065 | drm_public void drmModeFreePlane(drmModePlanePtr ptr) |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1066 | { |
| 1067 | if (!ptr) |
| 1068 | return; |
| 1069 | |
| 1070 | drmFree(ptr->formats); |
| 1071 | drmFree(ptr); |
| 1072 | } |
| 1073 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1074 | drm_public drmModePlaneResPtr drmModeGetPlaneResources(int fd) |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1075 | { |
| 1076 | struct drm_mode_get_plane_res res, counts; |
| 1077 | drmModePlaneResPtr r = 0; |
| 1078 | |
| 1079 | retry: |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 1080 | memclear(res); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1081 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) |
| 1082 | return 0; |
| 1083 | |
| 1084 | counts = res; |
| 1085 | |
| 1086 | if (res.count_planes) { |
| 1087 | res.plane_id_ptr = VOID2U64(drmMalloc(res.count_planes * |
| 1088 | sizeof(uint32_t))); |
| 1089 | if (!res.plane_id_ptr) |
| 1090 | goto err_allocs; |
| 1091 | } |
| 1092 | |
| 1093 | if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) |
| 1094 | goto err_allocs; |
| 1095 | |
| 1096 | if (counts.count_planes < res.count_planes) { |
| 1097 | drmFree(U642VOID(res.plane_id_ptr)); |
| 1098 | goto retry; |
| 1099 | } |
| 1100 | |
| 1101 | if (!(r = drmMalloc(sizeof(*r)))) |
| 1102 | goto err_allocs; |
| 1103 | |
| 1104 | r->count_planes = res.count_planes; |
| 1105 | r->planes = drmAllocCpy(U642VOID(res.plane_id_ptr), |
| 1106 | res.count_planes, sizeof(uint32_t)); |
| 1107 | if (res.count_planes && !r->planes) { |
| 1108 | drmFree(r->planes); |
Ville Syrjälä | df497e9 | 2012-02-02 14:53:39 -0500 | [diff] [blame] | 1109 | drmFree(r); |
Jesse Barnes | ac168bf | 2011-04-29 08:53:53 -0700 | [diff] [blame] | 1110 | r = 0; |
| 1111 | } |
| 1112 | |
| 1113 | err_allocs: |
| 1114 | drmFree(U642VOID(res.plane_id_ptr)); |
| 1115 | |
| 1116 | return r; |
| 1117 | } |
Ville Syrjälä | a14c3dd | 2012-02-02 14:53:41 -0500 | [diff] [blame] | 1118 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1119 | drm_public void drmModeFreePlaneResources(drmModePlaneResPtr ptr) |
Ville Syrjälä | a14c3dd | 2012-02-02 14:53:41 -0500 | [diff] [blame] | 1120 | { |
| 1121 | if (!ptr) |
| 1122 | return; |
| 1123 | |
| 1124 | drmFree(ptr->planes); |
| 1125 | drmFree(ptr); |
| 1126 | } |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1127 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1128 | drm_public drmModeObjectPropertiesPtr drmModeObjectGetProperties(int fd, |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1129 | uint32_t object_id, |
| 1130 | uint32_t object_type) |
| 1131 | { |
| 1132 | struct drm_mode_obj_get_properties properties; |
| 1133 | drmModeObjectPropertiesPtr ret = NULL; |
| 1134 | uint32_t count; |
| 1135 | |
| 1136 | retry: |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 1137 | memclear(properties); |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1138 | properties.obj_id = object_id; |
| 1139 | properties.obj_type = object_type; |
| 1140 | |
| 1141 | if (drmIoctl(fd, DRM_IOCTL_MODE_OBJ_GETPROPERTIES, &properties)) |
| 1142 | return 0; |
| 1143 | |
| 1144 | count = properties.count_props; |
| 1145 | |
| 1146 | if (count) { |
| 1147 | properties.props_ptr = VOID2U64(drmMalloc(count * |
| 1148 | sizeof(uint32_t))); |
| 1149 | if (!properties.props_ptr) |
| 1150 | goto err_allocs; |
| 1151 | properties.prop_values_ptr = VOID2U64(drmMalloc(count * |
| 1152 | sizeof(uint64_t))); |
| 1153 | if (!properties.prop_values_ptr) |
| 1154 | goto err_allocs; |
| 1155 | } |
| 1156 | |
| 1157 | if (drmIoctl(fd, DRM_IOCTL_MODE_OBJ_GETPROPERTIES, &properties)) |
| 1158 | goto err_allocs; |
| 1159 | |
| 1160 | if (count < properties.count_props) { |
| 1161 | drmFree(U642VOID(properties.props_ptr)); |
| 1162 | drmFree(U642VOID(properties.prop_values_ptr)); |
| 1163 | goto retry; |
| 1164 | } |
| 1165 | count = properties.count_props; |
| 1166 | |
| 1167 | ret = drmMalloc(sizeof(*ret)); |
| 1168 | if (!ret) |
| 1169 | goto err_allocs; |
| 1170 | |
| 1171 | ret->count_props = count; |
| 1172 | ret->props = drmAllocCpy(U642VOID(properties.props_ptr), |
| 1173 | count, sizeof(uint32_t)); |
| 1174 | ret->prop_values = drmAllocCpy(U642VOID(properties.prop_values_ptr), |
| 1175 | count, sizeof(uint64_t)); |
| 1176 | if (ret->count_props && (!ret->props || !ret->prop_values)) { |
| 1177 | drmFree(ret->props); |
| 1178 | drmFree(ret->prop_values); |
| 1179 | drmFree(ret); |
| 1180 | ret = NULL; |
| 1181 | } |
| 1182 | |
| 1183 | err_allocs: |
| 1184 | drmFree(U642VOID(properties.props_ptr)); |
| 1185 | drmFree(U642VOID(properties.prop_values_ptr)); |
| 1186 | return ret; |
| 1187 | } |
| 1188 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1189 | drm_public void drmModeFreeObjectProperties(drmModeObjectPropertiesPtr ptr) |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1190 | { |
| 1191 | if (!ptr) |
| 1192 | return; |
| 1193 | drmFree(ptr->props); |
| 1194 | drmFree(ptr->prop_values); |
| 1195 | drmFree(ptr); |
| 1196 | } |
| 1197 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1198 | drm_public int drmModeObjectSetProperty(int fd, uint32_t object_id, uint32_t object_type, |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1199 | uint32_t property_id, uint64_t value) |
| 1200 | { |
| 1201 | struct drm_mode_obj_set_property prop; |
| 1202 | |
Daniel Vetter | 7e0460c | 2015-02-11 12:03:12 +0100 | [diff] [blame] | 1203 | memclear(prop); |
Paulo Zanoni | 8c75703 | 2012-05-15 18:38:28 -0300 | [diff] [blame] | 1204 | prop.value = value; |
| 1205 | prop.prop_id = property_id; |
| 1206 | prop.obj_id = object_id; |
| 1207 | prop.obj_type = object_type; |
| 1208 | |
| 1209 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_OBJ_SETPROPERTY, &prop); |
| 1210 | } |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1211 | |
| 1212 | typedef struct _drmModeAtomicReqItem drmModeAtomicReqItem, *drmModeAtomicReqItemPtr; |
| 1213 | |
| 1214 | struct _drmModeAtomicReqItem { |
| 1215 | uint32_t object_id; |
| 1216 | uint32_t property_id; |
| 1217 | uint64_t value; |
| 1218 | }; |
| 1219 | |
| 1220 | struct _drmModeAtomicReq { |
| 1221 | uint32_t cursor; |
| 1222 | uint32_t size_items; |
| 1223 | drmModeAtomicReqItemPtr items; |
| 1224 | }; |
| 1225 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1226 | drm_public drmModeAtomicReqPtr drmModeAtomicAlloc(void) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1227 | { |
| 1228 | drmModeAtomicReqPtr req; |
| 1229 | |
| 1230 | req = drmMalloc(sizeof *req); |
| 1231 | if (!req) |
| 1232 | return NULL; |
| 1233 | |
| 1234 | req->items = NULL; |
| 1235 | req->cursor = 0; |
| 1236 | req->size_items = 0; |
| 1237 | |
| 1238 | return req; |
| 1239 | } |
| 1240 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1241 | drm_public drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr old) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1242 | { |
| 1243 | drmModeAtomicReqPtr new; |
| 1244 | |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1245 | if (!old) |
| 1246 | return NULL; |
| 1247 | |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1248 | new = drmMalloc(sizeof *new); |
| 1249 | if (!new) |
| 1250 | return NULL; |
| 1251 | |
| 1252 | new->cursor = old->cursor; |
| 1253 | new->size_items = old->size_items; |
| 1254 | |
| 1255 | if (old->size_items) { |
| 1256 | new->items = drmMalloc(old->size_items * sizeof(*new->items)); |
| 1257 | if (!new->items) { |
| 1258 | free(new); |
| 1259 | return NULL; |
| 1260 | } |
| 1261 | memcpy(new->items, old->items, |
Adrian Salido | 763f646 | 2019-04-24 10:08:40 -0700 | [diff] [blame] | 1262 | old->cursor * sizeof(*new->items)); |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1263 | } else { |
| 1264 | new->items = NULL; |
| 1265 | } |
| 1266 | |
| 1267 | return new; |
| 1268 | } |
| 1269 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1270 | drm_public int drmModeAtomicMerge(drmModeAtomicReqPtr base, |
| 1271 | drmModeAtomicReqPtr augment) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1272 | { |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1273 | if (!base) |
| 1274 | return -EINVAL; |
| 1275 | |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1276 | if (!augment || augment->cursor == 0) |
| 1277 | return 0; |
| 1278 | |
| 1279 | if (base->cursor + augment->cursor >= base->size_items) { |
| 1280 | drmModeAtomicReqItemPtr new; |
| 1281 | int saved_size = base->size_items; |
| 1282 | |
| 1283 | base->size_items = base->cursor + augment->cursor; |
| 1284 | new = realloc(base->items, |
| 1285 | base->size_items * sizeof(*base->items)); |
| 1286 | if (!new) { |
| 1287 | base->size_items = saved_size; |
| 1288 | return -ENOMEM; |
| 1289 | } |
| 1290 | base->items = new; |
| 1291 | } |
| 1292 | |
| 1293 | memcpy(&base->items[base->cursor], augment->items, |
| 1294 | augment->cursor * sizeof(*augment->items)); |
| 1295 | base->cursor += augment->cursor; |
| 1296 | |
| 1297 | return 0; |
| 1298 | } |
| 1299 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1300 | drm_public int drmModeAtomicGetCursor(drmModeAtomicReqPtr req) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1301 | { |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1302 | if (!req) |
| 1303 | return -EINVAL; |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1304 | return req->cursor; |
| 1305 | } |
| 1306 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1307 | drm_public void drmModeAtomicSetCursor(drmModeAtomicReqPtr req, int cursor) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1308 | { |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1309 | if (req) |
| 1310 | req->cursor = cursor; |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1311 | } |
| 1312 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1313 | drm_public int drmModeAtomicAddProperty(drmModeAtomicReqPtr req, |
| 1314 | uint32_t object_id, |
| 1315 | uint32_t property_id, |
| 1316 | uint64_t value) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1317 | { |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1318 | if (!req) |
| 1319 | return -EINVAL; |
| 1320 | |
Daniel Stone | 45eee3f | 2018-03-07 12:41:12 +0000 | [diff] [blame] | 1321 | if (object_id == 0 || property_id == 0) |
| 1322 | return -EINVAL; |
| 1323 | |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1324 | if (req->cursor >= req->size_items) { |
Adrian Salido | 763f646 | 2019-04-24 10:08:40 -0700 | [diff] [blame] | 1325 | const uint32_t item_size_inc = getpagesize() / sizeof(*req->items); |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1326 | drmModeAtomicReqItemPtr new; |
| 1327 | |
Adrian Salido | 763f646 | 2019-04-24 10:08:40 -0700 | [diff] [blame] | 1328 | req->size_items += item_size_inc; |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1329 | new = realloc(req->items, req->size_items * sizeof(*req->items)); |
| 1330 | if (!new) { |
Adrian Salido | 763f646 | 2019-04-24 10:08:40 -0700 | [diff] [blame] | 1331 | req->size_items -= item_size_inc; |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1332 | return -ENOMEM; |
| 1333 | } |
| 1334 | req->items = new; |
| 1335 | } |
| 1336 | |
| 1337 | req->items[req->cursor].object_id = object_id; |
| 1338 | req->items[req->cursor].property_id = property_id; |
| 1339 | req->items[req->cursor].value = value; |
| 1340 | req->cursor++; |
| 1341 | |
| 1342 | return req->cursor; |
| 1343 | } |
| 1344 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1345 | drm_public void drmModeAtomicFree(drmModeAtomicReqPtr req) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1346 | { |
| 1347 | if (!req) |
| 1348 | return; |
| 1349 | |
| 1350 | if (req->items) |
| 1351 | drmFree(req->items); |
| 1352 | drmFree(req); |
| 1353 | } |
| 1354 | |
| 1355 | static int sort_req_list(const void *misc, const void *other) |
| 1356 | { |
| 1357 | const drmModeAtomicReqItem *first = misc; |
| 1358 | const drmModeAtomicReqItem *second = other; |
| 1359 | |
| 1360 | if (first->object_id < second->object_id) |
| 1361 | return -1; |
| 1362 | else if (first->object_id > second->object_id) |
| 1363 | return 1; |
| 1364 | else |
| 1365 | return second->property_id - first->property_id; |
| 1366 | } |
| 1367 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1368 | drm_public int drmModeAtomicCommit(int fd, drmModeAtomicReqPtr req, |
| 1369 | uint32_t flags, void *user_data) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1370 | { |
Chris Wilson | 1a6efaf | 2015-07-21 13:46:45 +0100 | [diff] [blame] | 1371 | drmModeAtomicReqPtr sorted; |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1372 | struct drm_mode_atomic atomic; |
| 1373 | uint32_t *objs_ptr = NULL; |
| 1374 | uint32_t *count_props_ptr = NULL; |
| 1375 | uint32_t *props_ptr = NULL; |
| 1376 | uint64_t *prop_values_ptr = NULL; |
| 1377 | uint32_t last_obj_id = 0; |
| 1378 | uint32_t i; |
| 1379 | int obj_idx = -1; |
| 1380 | int ret = -1; |
| 1381 | |
Emil Velikov | ed3c665 | 2015-09-05 17:20:53 +0100 | [diff] [blame] | 1382 | if (!req) |
| 1383 | return -EINVAL; |
| 1384 | |
Chris Wilson | 1a6efaf | 2015-07-21 13:46:45 +0100 | [diff] [blame] | 1385 | if (req->cursor == 0) |
| 1386 | return 0; |
| 1387 | |
| 1388 | sorted = drmModeAtomicDuplicate(req); |
| 1389 | if (sorted == NULL) |
Ville Syrjälä | ed44e0b | 2015-06-22 17:26:02 +0100 | [diff] [blame] | 1390 | return -ENOMEM; |
| 1391 | |
| 1392 | memclear(atomic); |
| 1393 | |
| 1394 | /* Sort the list by object ID, then by property ID. */ |
| 1395 | qsort(sorted->items, sorted->cursor, sizeof(*sorted->items), |
| 1396 | sort_req_list); |
| 1397 | |
| 1398 | /* Now the list is sorted, eliminate duplicate property sets. */ |
| 1399 | for (i = 0; i < sorted->cursor; i++) { |
| 1400 | if (sorted->items[i].object_id != last_obj_id) { |
| 1401 | atomic.count_objs++; |
| 1402 | last_obj_id = sorted->items[i].object_id; |
| 1403 | } |
| 1404 | |
| 1405 | if (i == sorted->cursor - 1) |
| 1406 | continue; |
| 1407 | |
| 1408 | if (sorted->items[i].object_id != sorted->items[i + 1].object_id || |
| 1409 | sorted->items[i].property_id != sorted->items[i + 1].property_id) |
| 1410 | continue; |
| 1411 | |
| 1412 | memmove(&sorted->items[i], &sorted->items[i + 1], |
| 1413 | (sorted->cursor - i - 1) * sizeof(*sorted->items)); |
| 1414 | sorted->cursor--; |
| 1415 | } |
| 1416 | |
| 1417 | objs_ptr = drmMalloc(atomic.count_objs * sizeof objs_ptr[0]); |
| 1418 | if (!objs_ptr) { |
| 1419 | errno = ENOMEM; |
| 1420 | goto out; |
| 1421 | } |
| 1422 | |
| 1423 | count_props_ptr = drmMalloc(atomic.count_objs * sizeof count_props_ptr[0]); |
| 1424 | if (!count_props_ptr) { |
| 1425 | errno = ENOMEM; |
| 1426 | goto out; |
| 1427 | } |
| 1428 | |
| 1429 | props_ptr = drmMalloc(sorted->cursor * sizeof props_ptr[0]); |
| 1430 | if (!props_ptr) { |
| 1431 | errno = ENOMEM; |
| 1432 | goto out; |
| 1433 | } |
| 1434 | |
| 1435 | prop_values_ptr = drmMalloc(sorted->cursor * sizeof prop_values_ptr[0]); |
| 1436 | if (!prop_values_ptr) { |
| 1437 | errno = ENOMEM; |
| 1438 | goto out; |
| 1439 | } |
| 1440 | |
| 1441 | for (i = 0, last_obj_id = 0; i < sorted->cursor; i++) { |
| 1442 | if (sorted->items[i].object_id != last_obj_id) { |
| 1443 | obj_idx++; |
| 1444 | objs_ptr[obj_idx] = sorted->items[i].object_id; |
| 1445 | last_obj_id = objs_ptr[obj_idx]; |
| 1446 | } |
| 1447 | |
| 1448 | count_props_ptr[obj_idx]++; |
| 1449 | props_ptr[i] = sorted->items[i].property_id; |
| 1450 | prop_values_ptr[i] = sorted->items[i].value; |
| 1451 | |
| 1452 | } |
| 1453 | |
| 1454 | atomic.flags = flags; |
| 1455 | atomic.objs_ptr = VOID2U64(objs_ptr); |
| 1456 | atomic.count_props_ptr = VOID2U64(count_props_ptr); |
| 1457 | atomic.props_ptr = VOID2U64(props_ptr); |
| 1458 | atomic.prop_values_ptr = VOID2U64(prop_values_ptr); |
| 1459 | atomic.user_data = VOID2U64(user_data); |
| 1460 | |
| 1461 | ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ATOMIC, &atomic); |
| 1462 | |
| 1463 | out: |
| 1464 | drmFree(objs_ptr); |
| 1465 | drmFree(count_props_ptr); |
| 1466 | drmFree(props_ptr); |
| 1467 | drmFree(prop_values_ptr); |
| 1468 | drmModeAtomicFree(sorted); |
| 1469 | |
| 1470 | return ret; |
| 1471 | } |
Daniel Stone | 32471b2 | 2015-06-22 17:26:03 +0100 | [diff] [blame] | 1472 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1473 | drm_public int |
| 1474 | drmModeCreatePropertyBlob(int fd, const void *data, size_t length, |
| 1475 | uint32_t *id) |
Daniel Stone | 32471b2 | 2015-06-22 17:26:03 +0100 | [diff] [blame] | 1476 | { |
| 1477 | struct drm_mode_create_blob create; |
| 1478 | int ret; |
| 1479 | |
| 1480 | if (length >= 0xffffffff) |
| 1481 | return -ERANGE; |
| 1482 | |
| 1483 | memclear(create); |
| 1484 | |
| 1485 | create.length = length; |
| 1486 | create.data = (uintptr_t) data; |
| 1487 | create.blob_id = 0; |
| 1488 | *id = 0; |
| 1489 | |
| 1490 | ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); |
| 1491 | if (ret != 0) |
| 1492 | return ret; |
| 1493 | |
| 1494 | *id = create.blob_id; |
| 1495 | return 0; |
| 1496 | } |
| 1497 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1498 | drm_public int |
Daniel Stone | 32471b2 | 2015-06-22 17:26:03 +0100 | [diff] [blame] | 1499 | drmModeDestroyPropertyBlob(int fd, uint32_t id) |
| 1500 | { |
| 1501 | struct drm_mode_destroy_blob destroy; |
| 1502 | |
| 1503 | memclear(destroy); |
| 1504 | destroy.blob_id = id; |
| 1505 | return DRM_IOCTL(fd, DRM_IOCTL_MODE_DESTROYPROPBLOB, &destroy); |
| 1506 | } |
Keith Packard | c417153 | 2017-03-16 18:11:05 -0700 | [diff] [blame] | 1507 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1508 | drm_public int |
| 1509 | drmModeCreateLease(int fd, const uint32_t *objects, int num_objects, int flags, |
| 1510 | uint32_t *lessee_id) |
Keith Packard | c417153 | 2017-03-16 18:11:05 -0700 | [diff] [blame] | 1511 | { |
| 1512 | struct drm_mode_create_lease create; |
| 1513 | int ret; |
| 1514 | |
| 1515 | memclear(create); |
| 1516 | create.object_ids = (uintptr_t) objects; |
| 1517 | create.object_count = num_objects; |
| 1518 | create.flags = flags; |
| 1519 | |
| 1520 | ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_CREATE_LEASE, &create); |
| 1521 | if (ret == 0) { |
| 1522 | *lessee_id = create.lessee_id; |
| 1523 | return create.fd; |
| 1524 | } |
| 1525 | return -errno; |
| 1526 | } |
| 1527 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1528 | drm_public drmModeLesseeListPtr |
Keith Packard | c417153 | 2017-03-16 18:11:05 -0700 | [diff] [blame] | 1529 | drmModeListLessees(int fd) |
| 1530 | { |
| 1531 | struct drm_mode_list_lessees list; |
| 1532 | uint32_t count; |
| 1533 | drmModeLesseeListPtr ret; |
| 1534 | |
| 1535 | memclear(list); |
| 1536 | |
| 1537 | if (DRM_IOCTL(fd, DRM_IOCTL_MODE_LIST_LESSEES, &list)) |
| 1538 | return NULL; |
| 1539 | |
| 1540 | count = list.count_lessees; |
| 1541 | ret = drmMalloc(sizeof (drmModeLesseeListRes) + count * sizeof (ret->lessees[0])); |
| 1542 | if (!ret) |
| 1543 | return NULL; |
| 1544 | |
| 1545 | list.lessees_ptr = VOID2U64(&ret->lessees[0]); |
| 1546 | if (DRM_IOCTL(fd, DRM_IOCTL_MODE_LIST_LESSEES, &list)) { |
| 1547 | drmFree(ret); |
| 1548 | return NULL; |
| 1549 | } |
| 1550 | |
| 1551 | ret->count = count; |
| 1552 | return ret; |
| 1553 | } |
| 1554 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1555 | drm_public drmModeObjectListPtr |
Keith Packard | c417153 | 2017-03-16 18:11:05 -0700 | [diff] [blame] | 1556 | drmModeGetLease(int fd) |
| 1557 | { |
| 1558 | struct drm_mode_get_lease get; |
| 1559 | uint32_t count; |
| 1560 | drmModeObjectListPtr ret; |
| 1561 | |
| 1562 | memclear(get); |
| 1563 | |
| 1564 | if (DRM_IOCTL(fd, DRM_IOCTL_MODE_GET_LEASE, &get)) |
| 1565 | return NULL; |
| 1566 | |
| 1567 | count = get.count_objects; |
| 1568 | ret = drmMalloc(sizeof (drmModeObjectListRes) + count * sizeof (ret->objects[0])); |
| 1569 | if (!ret) |
| 1570 | return NULL; |
| 1571 | |
| 1572 | get.objects_ptr = VOID2U64(&ret->objects[0]); |
| 1573 | if (DRM_IOCTL(fd, DRM_IOCTL_MODE_GET_LEASE, &get)) { |
| 1574 | drmFree(ret); |
| 1575 | return NULL; |
| 1576 | } |
| 1577 | |
| 1578 | ret->count = count; |
| 1579 | return ret; |
| 1580 | } |
| 1581 | |
Lucas De Marchi | 26f9ce5 | 2018-09-13 15:42:26 -0700 | [diff] [blame] | 1582 | drm_public int |
Keith Packard | c417153 | 2017-03-16 18:11:05 -0700 | [diff] [blame] | 1583 | drmModeRevokeLease(int fd, uint32_t lessee_id) |
| 1584 | { |
| 1585 | struct drm_mode_revoke_lease revoke; |
| 1586 | int ret; |
| 1587 | |
| 1588 | memclear(revoke); |
| 1589 | |
| 1590 | revoke.lessee_id = lessee_id; |
| 1591 | |
| 1592 | ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_REVOKE_LEASE, &revoke); |
| 1593 | if (ret == 0) |
| 1594 | return 0; |
| 1595 | return -errno; |
| 1596 | } |