2 * Copyright © 2008-2011 Kristian Høgsberg
3 * Copyright © 2011 Intel Corporation
5 * Permission to use, copy, modify, distribute, and sell this software and
6 * its documentation for any purpose is hereby granted without fee, provided
7 * that the above copyright notice appear in all copies and that both that
8 * copyright notice and this permission notice appear in supporting
9 * documentation, and that the name of the copyright holders not be used in
10 * advertising or publicity pertaining to distribution of the software
11 * without specific, written prior permission. The copyright holders make
12 * no representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied warranty.
15 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
16 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
17 * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
18 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
19 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
20 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
21 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
32 #include <linux/input.h>
40 #include <xf86drmMode.h>
41 #include <drm_fourcc.h>
44 #include <libbacklight.h>
47 #include "compositor.h"
48 #include "gl-renderer.h"
49 #include "pixman-renderer.h"
50 #include "udev-seat.h"
51 #include "launcher-util.h"
52 #include "vaapi-recorder.h"
54 #ifndef DRM_CAP_TIMESTAMP_MONOTONIC
55 #define DRM_CAP_TIMESTAMP_MONOTONIC 0x6
58 static int option_current_mode = 0;
61 OUTPUT_CONFIG_INVALID = 0,
63 OUTPUT_CONFIG_PREFERRED,
64 OUTPUT_CONFIG_CURRENT,
66 OUTPUT_CONFIG_MODELINE
69 struct drm_compositor {
70 struct weston_compositor base;
73 struct wl_event_source *drm_source;
75 struct udev_monitor *udev_monitor;
76 struct wl_event_source *udev_drm_source;
83 struct gbm_device *gbm;
86 uint32_t crtc_allocator;
87 uint32_t connector_allocator;
88 struct wl_listener session_listener;
91 /* we need these parameters in order to not fail drmModeAddFB2()
92 * due to out of bounds dimensions, and then mistakenly set
95 uint32_t min_width, max_width;
96 uint32_t min_height, max_height;
99 struct wl_list sprite_list;
100 int sprites_are_broken;
103 int cursors_are_broken;
110 struct udev_input input;
114 struct weston_mode base;
115 drmModeModeInfo mode_info;
121 struct drm_output *output;
122 uint32_t fb_id, stride, handle, size;
124 int is_client_buffer;
125 struct weston_buffer_reference buffer_ref;
127 /* Used by gbm fbs */
130 /* Used by dumb fbs */
136 char monitor_name[13];
138 char serial_number[13];
142 struct weston_output base;
146 uint32_t connector_id;
147 drmModeCrtcPtr original_crtc;
148 struct drm_edid edid;
149 drmModePropertyPtr dpms_prop;
152 int page_flip_pending;
155 struct gbm_surface *surface;
156 struct gbm_bo *cursor_bo[2];
157 struct weston_plane cursor_plane;
158 struct weston_plane fb_plane;
159 struct weston_surface *cursor_surface;
161 struct drm_fb *current, *next;
162 struct backlight *backlight;
164 struct drm_fb *dumb[2];
165 pixman_image_t *image[2];
167 pixman_region32_t previous_damage;
169 struct vaapi_recorder *recorder;
170 struct wl_listener recorder_frame_listener;
174 * An output has a primary display plane plus zero or more sprites for
175 * blending display contents.
180 struct weston_plane plane;
182 struct drm_fb *current, *next;
183 struct drm_output *output;
184 struct drm_compositor *compositor;
186 uint32_t possible_crtcs;
188 uint32_t count_formats;
190 int32_t src_x, src_y;
191 uint32_t src_w, src_h;
192 uint32_t dest_x, dest_y;
193 uint32_t dest_w, dest_h;
198 struct drm_parameters {
205 static struct gl_renderer_interface *gl_renderer;
207 static const char default_seat[] = "seat0";
210 drm_output_set_cursor(struct drm_output *output);
213 drm_sprite_crtc_supported(struct weston_output *output_base, uint32_t supported)
215 struct weston_compositor *ec = output_base->compositor;
216 struct drm_compositor *c =(struct drm_compositor *) ec;
217 struct drm_output *output = (struct drm_output *) output_base;
220 for (crtc = 0; crtc < c->num_crtcs; crtc++) {
221 if (c->crtcs[crtc] != output->crtc_id)
224 if (supported & (1 << crtc))
232 drm_fb_destroy_callback(struct gbm_bo *bo, void *data)
234 struct drm_fb *fb = data;
235 struct gbm_device *gbm = gbm_bo_get_device(bo);
238 drmModeRmFB(gbm_device_get_fd(gbm), fb->fb_id);
240 weston_buffer_reference(&fb->buffer_ref, NULL);
245 static struct drm_fb *
246 drm_fb_create_dumb(struct drm_compositor *ec, unsigned width, unsigned height)
251 struct drm_mode_create_dumb create_arg;
252 struct drm_mode_destroy_dumb destroy_arg;
253 struct drm_mode_map_dumb map_arg;
255 fb = zalloc(sizeof *fb);
259 memset(&create_arg, 0, sizeof create_arg);
261 create_arg.width = width;
262 create_arg.height = height;
264 ret = drmIoctl(ec->drm.fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_arg);
268 fb->handle = create_arg.handle;
269 fb->stride = create_arg.pitch;
270 fb->size = create_arg.size;
273 ret = drmModeAddFB(ec->drm.fd, width, height, 24, 32,
274 fb->stride, fb->handle, &fb->fb_id);
278 memset(&map_arg, 0, sizeof map_arg);
279 map_arg.handle = fb->handle;
280 ret = drmIoctl(fb->fd, DRM_IOCTL_MODE_MAP_DUMB, &map_arg);
284 fb->map = mmap(0, fb->size, PROT_WRITE,
285 MAP_SHARED, ec->drm.fd, map_arg.offset);
286 if (fb->map == MAP_FAILED)
292 drmModeRmFB(ec->drm.fd, fb->fb_id);
294 memset(&destroy_arg, 0, sizeof(destroy_arg));
295 destroy_arg.handle = create_arg.handle;
296 drmIoctl(ec->drm.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg);
303 drm_fb_destroy_dumb(struct drm_fb *fb)
305 struct drm_mode_destroy_dumb destroy_arg;
311 drmModeRmFB(fb->fd, fb->fb_id);
313 weston_buffer_reference(&fb->buffer_ref, NULL);
315 munmap(fb->map, fb->size);
317 memset(&destroy_arg, 0, sizeof(destroy_arg));
318 destroy_arg.handle = fb->handle;
319 drmIoctl(fb->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg);
324 static struct drm_fb *
325 drm_fb_get_from_bo(struct gbm_bo *bo,
326 struct drm_compositor *compositor, uint32_t format)
328 struct drm_fb *fb = gbm_bo_get_user_data(bo);
329 uint32_t width, height;
330 uint32_t handles[4], pitches[4], offsets[4];
336 fb = calloc(1, sizeof *fb);
342 width = gbm_bo_get_width(bo);
343 height = gbm_bo_get_height(bo);
344 fb->stride = gbm_bo_get_stride(bo);
345 fb->handle = gbm_bo_get_handle(bo).u32;
346 fb->size = fb->stride * height;
347 fb->fd = compositor->drm.fd;
349 if (compositor->min_width > width || width > compositor->max_width ||
350 compositor->min_height > height ||
351 height > compositor->max_height) {
352 weston_log("bo geometry out of bounds\n");
358 if (format && !compositor->no_addfb2) {
359 handles[0] = fb->handle;
360 pitches[0] = fb->stride;
363 ret = drmModeAddFB2(compositor->drm.fd, width, height,
364 format, handles, pitches, offsets,
367 weston_log("addfb2 failed: %m\n");
368 compositor->no_addfb2 = 1;
369 compositor->sprites_are_broken = 1;
374 ret = drmModeAddFB(compositor->drm.fd, width, height, 24, 32,
375 fb->stride, fb->handle, &fb->fb_id);
378 weston_log("failed to create kms fb: %m\n");
382 gbm_bo_set_user_data(bo, fb, drm_fb_destroy_callback);
392 drm_fb_set_buffer(struct drm_fb *fb, struct weston_buffer *buffer)
394 assert(fb->buffer_ref.buffer == NULL);
396 fb->is_client_buffer = 1;
398 weston_buffer_reference(&fb->buffer_ref, buffer);
402 drm_output_release_fb(struct drm_output *output, struct drm_fb *fb)
408 (fb != output->dumb[0] && fb != output->dumb[1])) {
409 drm_fb_destroy_dumb(fb);
411 if (fb->is_client_buffer)
412 gbm_bo_destroy(fb->bo);
414 gbm_surface_release_buffer(output->surface,
415 output->current->bo);
420 drm_output_check_scanout_format(struct drm_output *output,
421 struct weston_surface *es, struct gbm_bo *bo)
423 struct drm_compositor *c =
424 (struct drm_compositor *) output->base.compositor;
428 format = gbm_bo_get_format(bo);
430 if (format == GBM_FORMAT_ARGB8888) {
431 /* We can scanout an ARGB buffer if the surface's
432 * opaque region covers the whole output, but we have
433 * to use XRGB as the KMS format code. */
434 pixman_region32_init(&r);
435 pixman_region32_subtract(&r, &output->base.region,
438 if (!pixman_region32_not_empty(&r))
439 format = GBM_FORMAT_XRGB8888;
441 pixman_region32_fini(&r);
444 if (c->format == format)
450 static struct weston_plane *
451 drm_output_prepare_scanout_surface(struct weston_output *_output,
452 struct weston_surface *es)
454 struct drm_output *output = (struct drm_output *) _output;
455 struct drm_compositor *c =
456 (struct drm_compositor *) output->base.compositor;
457 struct weston_buffer *buffer = es->buffer_ref.buffer;
461 if (es->geometry.x != output->base.x ||
462 es->geometry.y != output->base.y ||
463 buffer == NULL || c->gbm == NULL ||
464 buffer->width != output->base.current_mode->width ||
465 buffer->height != output->base.current_mode->height ||
466 output->base.transform != es->buffer_transform ||
467 es->transform.enabled)
470 bo = gbm_bo_import(c->gbm, GBM_BO_IMPORT_WL_BUFFER,
471 buffer->resource, GBM_BO_USE_SCANOUT);
473 /* Unable to use the buffer for scanout */
477 format = drm_output_check_scanout_format(output, es, bo);
483 output->next = drm_fb_get_from_bo(bo, c, format);
489 drm_fb_set_buffer(output->next, buffer);
491 return &output->fb_plane;
495 drm_output_render_gl(struct drm_output *output, pixman_region32_t *damage)
497 struct drm_compositor *c =
498 (struct drm_compositor *) output->base.compositor;
501 c->base.renderer->repaint_output(&output->base, damage);
503 bo = gbm_surface_lock_front_buffer(output->surface);
505 weston_log("failed to lock front buffer: %m\n");
509 output->next = drm_fb_get_from_bo(bo, c, c->format);
511 weston_log("failed to get drm_fb for bo\n");
512 gbm_surface_release_buffer(output->surface, bo);
518 drm_output_render_pixman(struct drm_output *output, pixman_region32_t *damage)
520 struct weston_compositor *ec = output->base.compositor;
521 pixman_region32_t total_damage, previous_damage;
523 pixman_region32_init(&total_damage);
524 pixman_region32_init(&previous_damage);
526 pixman_region32_copy(&previous_damage, damage);
528 pixman_region32_union(&total_damage, damage, &output->previous_damage);
529 pixman_region32_copy(&output->previous_damage, &previous_damage);
531 output->current_image ^= 1;
533 output->next = output->dumb[output->current_image];
534 pixman_renderer_output_set_buffer(&output->base,
535 output->image[output->current_image]);
537 ec->renderer->repaint_output(&output->base, &total_damage);
539 pixman_region32_fini(&total_damage);
540 pixman_region32_fini(&previous_damage);
544 drm_output_render(struct drm_output *output, pixman_region32_t *damage)
546 struct drm_compositor *c =
547 (struct drm_compositor *) output->base.compositor;
550 drm_output_render_pixman(output, damage);
552 drm_output_render_gl(output, damage);
554 pixman_region32_subtract(&c->base.primary_plane.damage,
555 &c->base.primary_plane.damage, damage);
559 drm_output_set_gamma(struct weston_output *output_base,
560 uint16_t size, uint16_t *r, uint16_t *g, uint16_t *b)
563 struct drm_output *output = (struct drm_output *) output_base;
564 struct drm_compositor *compositor = (struct drm_compositor *) output->base.compositor;
567 if (output_base->gamma_size != size)
569 if (!output->original_crtc)
572 rc = drmModeCrtcSetGamma(compositor->drm.fd,
576 weston_log("set gamma failed: %m\n");
580 drm_output_repaint(struct weston_output *output_base,
581 pixman_region32_t *damage)
583 struct drm_output *output = (struct drm_output *) output_base;
584 struct drm_compositor *compositor =
585 (struct drm_compositor *) output->base.compositor;
586 struct drm_sprite *s;
587 struct drm_mode *mode;
590 if (output->destroy_pending)
594 drm_output_render(output, damage);
598 mode = container_of(output->base.current_mode, struct drm_mode, base);
599 if (!output->current) {
600 ret = drmModeSetCrtc(compositor->drm.fd, output->crtc_id,
601 output->next->fb_id, 0, 0,
602 &output->connector_id, 1,
605 weston_log("set mode failed: %m\n");
608 output_base->set_dpms(output_base, WESTON_DPMS_ON);
611 if (drmModePageFlip(compositor->drm.fd, output->crtc_id,
613 DRM_MODE_PAGE_FLIP_EVENT, output) < 0) {
614 weston_log("queueing pageflip failed: %m\n");
618 output->page_flip_pending = 1;
620 drm_output_set_cursor(output);
623 * Now, update all the sprite surfaces
625 wl_list_for_each(s, &compositor->sprite_list, link) {
626 uint32_t flags = 0, fb_id = 0;
628 .request.type = DRM_VBLANK_RELATIVE | DRM_VBLANK_EVENT,
629 .request.sequence = 1,
632 if ((!s->current && !s->next) ||
633 !drm_sprite_crtc_supported(output_base, s->possible_crtcs))
636 if (s->next && !compositor->sprites_hidden)
637 fb_id = s->next->fb_id;
639 ret = drmModeSetPlane(compositor->drm.fd, s->plane_id,
640 output->crtc_id, fb_id, flags,
641 s->dest_x, s->dest_y,
642 s->dest_w, s->dest_h,
646 weston_log("setplane failed: %d: %s\n",
647 ret, strerror(errno));
649 if (output->pipe > 0)
650 vbl.request.type |= DRM_VBLANK_SECONDARY;
653 * Queue a vblank signal so we know when the surface
654 * becomes active on the display or has been replaced.
656 vbl.request.signal = (unsigned long)s;
657 ret = drmWaitVBlank(compositor->drm.fd, &vbl);
659 weston_log("vblank event request failed: %d: %s\n",
660 ret, strerror(errno));
664 output->vblank_pending = 1;
671 drm_output_start_repaint_loop(struct weston_output *output_base)
673 struct drm_output *output = (struct drm_output *) output_base;
674 struct drm_compositor *compositor = (struct drm_compositor *)
675 output_base->compositor;
680 if (output->destroy_pending)
683 if (!output->current) {
684 /* We can't page flip if there's no mode set */
687 clock_gettime(compositor->clock, &ts);
688 msec = ts.tv_sec * 1000 + ts.tv_nsec / 1000000;
689 weston_output_finish_frame(output_base, msec);
693 fb_id = output->current->fb_id;
695 if (drmModePageFlip(compositor->drm.fd, output->crtc_id, fb_id,
696 DRM_MODE_PAGE_FLIP_EVENT, output) < 0) {
697 weston_log("queueing pageflip failed: %m\n");
703 vblank_handler(int fd, unsigned int frame, unsigned int sec, unsigned int usec,
706 struct drm_sprite *s = (struct drm_sprite *)data;
707 struct drm_output *output = s->output;
710 output->vblank_pending = 0;
712 drm_output_release_fb(output, s->current);
713 s->current = s->next;
716 if (!output->page_flip_pending) {
717 msecs = sec * 1000 + usec / 1000;
718 weston_output_finish_frame(&output->base, msecs);
723 drm_output_destroy(struct weston_output *output_base);
726 page_flip_handler(int fd, unsigned int frame,
727 unsigned int sec, unsigned int usec, void *data)
729 struct drm_output *output = (struct drm_output *) data;
732 /* We don't set page_flip_pending on start_repaint_loop, in that case
733 * we just want to page flip to the current buffer to get an accurate
735 if (output->page_flip_pending) {
736 drm_output_release_fb(output, output->current);
737 output->current = output->next;
741 output->page_flip_pending = 0;
743 if (output->destroy_pending)
744 drm_output_destroy(&output->base);
745 else if (!output->vblank_pending) {
746 msecs = sec * 1000 + usec / 1000;
747 weston_output_finish_frame(&output->base, msecs);
749 /* We can't call this from frame_notify, because the output's
750 * repaint needed flag is cleared just after that */
751 if (output->recorder)
752 weston_output_schedule_repaint(&output->base);
757 drm_output_check_sprite_format(struct drm_sprite *s,
758 struct weston_surface *es, struct gbm_bo *bo)
762 format = gbm_bo_get_format(bo);
764 if (format == GBM_FORMAT_ARGB8888) {
767 pixman_region32_init_rect(&r, 0, 0,
769 es->geometry.height);
770 pixman_region32_subtract(&r, &r, &es->opaque);
772 if (!pixman_region32_not_empty(&r))
773 format = GBM_FORMAT_XRGB8888;
775 pixman_region32_fini(&r);
778 for (i = 0; i < s->count_formats; i++)
779 if (s->formats[i] == format)
786 drm_surface_transform_supported(struct weston_surface *es)
788 return !es->transform.enabled ||
789 (es->transform.matrix.type < WESTON_MATRIX_TRANSFORM_ROTATE);
792 static struct weston_plane *
793 drm_output_prepare_overlay_surface(struct weston_output *output_base,
794 struct weston_surface *es)
796 struct weston_compositor *ec = output_base->compositor;
797 struct drm_compositor *c =(struct drm_compositor *) ec;
798 struct drm_sprite *s;
801 pixman_region32_t dest_rect, src_rect;
802 pixman_box32_t *box, tbox;
804 wl_fixed_t sx1, sy1, sx2, sy2;
809 if (es->buffer_transform != output_base->transform)
812 if (es->buffer_scale != output_base->current_scale)
815 if (c->sprites_are_broken)
818 if (es->output_mask != (1u << output_base->id))
821 if (es->buffer_ref.buffer == NULL)
824 if (es->alpha != 1.0f)
827 if (wl_shm_buffer_get(es->buffer_ref.buffer->resource))
830 if (!drm_surface_transform_supported(es))
833 wl_list_for_each(s, &c->sprite_list, link) {
834 if (!drm_sprite_crtc_supported(output_base, s->possible_crtcs))
843 /* No sprites available */
847 bo = gbm_bo_import(c->gbm, GBM_BO_IMPORT_WL_BUFFER,
848 es->buffer_ref.buffer->resource,
853 format = drm_output_check_sprite_format(s, es, bo);
859 s->next = drm_fb_get_from_bo(bo, c, format);
865 drm_fb_set_buffer(s->next, es->buffer_ref.buffer);
867 box = pixman_region32_extents(&es->transform.boundingbox);
868 s->plane.x = box->x1;
869 s->plane.y = box->y1;
872 * Calculate the source & dest rects properly based on actual
873 * position (note the caller has called weston_surface_update_transform()
876 pixman_region32_init(&dest_rect);
877 pixman_region32_intersect(&dest_rect, &es->transform.boundingbox,
878 &output_base->region);
879 pixman_region32_translate(&dest_rect, -output_base->x, -output_base->y);
880 box = pixman_region32_extents(&dest_rect);
881 tbox = weston_transformed_rect(output_base->width,
883 output_base->transform,
884 output_base->current_scale,
888 s->dest_w = tbox.x2 - tbox.x1;
889 s->dest_h = tbox.y2 - tbox.y1;
890 pixman_region32_fini(&dest_rect);
892 pixman_region32_init(&src_rect);
893 pixman_region32_intersect(&src_rect, &es->transform.boundingbox,
894 &output_base->region);
895 box = pixman_region32_extents(&src_rect);
897 weston_surface_from_global_fixed(es,
898 wl_fixed_from_int(box->x1),
899 wl_fixed_from_int(box->y1),
901 weston_surface_from_global_fixed(es,
902 wl_fixed_from_int(box->x2),
903 wl_fixed_from_int(box->y2),
910 if (sx2 > wl_fixed_from_int(es->geometry.width))
911 sx2 = wl_fixed_from_int(es->geometry.width);
912 if (sy2 > wl_fixed_from_int(es->geometry.height))
913 sy2 = wl_fixed_from_int(es->geometry.height);
920 tbox = weston_transformed_rect(wl_fixed_from_int(es->geometry.width),
921 wl_fixed_from_int(es->geometry.height),
922 es->buffer_transform, es->buffer_scale, tbox);
924 s->src_x = tbox.x1 << 8;
925 s->src_y = tbox.y1 << 8;
926 s->src_w = (tbox.x2 - tbox.x1) << 8;
927 s->src_h = (tbox.y2 - tbox.y1) << 8;
928 pixman_region32_fini(&src_rect);
933 static struct weston_plane *
934 drm_output_prepare_cursor_surface(struct weston_output *output_base,
935 struct weston_surface *es)
937 struct drm_compositor *c =
938 (struct drm_compositor *) output_base->compositor;
939 struct drm_output *output = (struct drm_output *) output_base;
943 if (output->base.transform != WL_OUTPUT_TRANSFORM_NORMAL)
945 if (output->cursor_surface)
947 if (es->output_mask != (1u << output_base->id))
949 if (c->cursors_are_broken)
951 if (es->buffer_ref.buffer == NULL ||
952 !wl_shm_buffer_get(es->buffer_ref.buffer->resource) ||
953 es->geometry.width > 64 || es->geometry.height > 64)
956 output->cursor_surface = es;
958 return &output->cursor_plane;
962 drm_output_set_cursor(struct drm_output *output)
964 struct weston_surface *es = output->cursor_surface;
965 struct drm_compositor *c =
966 (struct drm_compositor *) output->base.compositor;
967 EGLint handle, stride;
969 uint32_t buf[64 * 64];
973 output->cursor_surface = NULL;
975 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
979 if (es->buffer_ref.buffer &&
980 pixman_region32_not_empty(&output->cursor_plane.damage)) {
981 pixman_region32_fini(&output->cursor_plane.damage);
982 pixman_region32_init(&output->cursor_plane.damage);
983 output->current_cursor ^= 1;
984 bo = output->cursor_bo[output->current_cursor];
985 memset(buf, 0, sizeof buf);
986 stride = wl_shm_buffer_get_stride(es->buffer_ref.buffer->shm_buffer);
987 s = wl_shm_buffer_get_data(es->buffer_ref.buffer->shm_buffer);
988 for (i = 0; i < es->geometry.height; i++)
989 memcpy(buf + i * 64, s + i * stride,
990 es->geometry.width * 4);
992 if (gbm_bo_write(bo, buf, sizeof buf) < 0)
993 weston_log("failed update cursor: %m\n");
995 handle = gbm_bo_get_handle(bo).s32;
996 if (drmModeSetCursor(c->drm.fd,
997 output->crtc_id, handle, 64, 64)) {
998 weston_log("failed to set cursor: %m\n");
999 c->cursors_are_broken = 1;
1003 x = (es->geometry.x - output->base.x) * output->base.current_scale;
1004 y = (es->geometry.y - output->base.y) * output->base.current_scale;
1005 if (output->cursor_plane.x != x || output->cursor_plane.y != y) {
1006 if (drmModeMoveCursor(c->drm.fd, output->crtc_id, x, y)) {
1007 weston_log("failed to move cursor: %m\n");
1008 c->cursors_are_broken = 1;
1011 output->cursor_plane.x = x;
1012 output->cursor_plane.y = y;
1017 drm_assign_planes(struct weston_output *output)
1019 struct drm_compositor *c =
1020 (struct drm_compositor *) output->compositor;
1021 struct weston_surface *es, *next;
1022 pixman_region32_t overlap, surface_overlap;
1023 struct weston_plane *primary, *next_plane;
1026 * Find a surface for each sprite in the output using some heuristics:
1028 * 2) frequency of update
1029 * 3) opacity (though some hw might support alpha blending)
1030 * 4) clipping (this can be fixed with color keys)
1032 * The idea is to save on blitting since this should save power.
1033 * If we can get a large video surface on the sprite for example,
1034 * the main display surface may not need to update at all, and
1035 * the client buffer can be used directly for the sprite surface
1036 * as we do for flipping full screen surfaces.
1038 pixman_region32_init(&overlap);
1039 primary = &c->base.primary_plane;
1040 wl_list_for_each_safe(es, next, &c->base.surface_list, link) {
1041 /* test whether this buffer can ever go into a plane:
1042 * non-shm, or small enough to be a cursor
1044 if ((es->buffer_ref.buffer &&
1045 !wl_shm_buffer_get(es->buffer_ref.buffer->resource)) ||
1046 (es->geometry.width <= 64 && es->geometry.height <= 64))
1047 es->keep_buffer = 1;
1049 es->keep_buffer = 0;
1051 pixman_region32_init(&surface_overlap);
1052 pixman_region32_intersect(&surface_overlap, &overlap,
1053 &es->transform.boundingbox);
1056 if (pixman_region32_not_empty(&surface_overlap))
1057 next_plane = primary;
1058 if (next_plane == NULL)
1059 next_plane = drm_output_prepare_cursor_surface(output, es);
1060 if (next_plane == NULL)
1061 next_plane = drm_output_prepare_scanout_surface(output, es);
1062 if (next_plane == NULL)
1063 next_plane = drm_output_prepare_overlay_surface(output, es);
1064 if (next_plane == NULL)
1065 next_plane = primary;
1066 weston_surface_move_to_plane(es, next_plane);
1067 if (next_plane == primary)
1068 pixman_region32_union(&overlap, &overlap,
1069 &es->transform.boundingbox);
1071 pixman_region32_fini(&surface_overlap);
1073 pixman_region32_fini(&overlap);
1077 drm_output_fini_pixman(struct drm_output *output);
1080 drm_output_destroy(struct weston_output *output_base)
1082 struct drm_output *output = (struct drm_output *) output_base;
1083 struct drm_compositor *c =
1084 (struct drm_compositor *) output->base.compositor;
1085 drmModeCrtcPtr origcrtc = output->original_crtc;
1087 if (output->page_flip_pending) {
1088 output->destroy_pending = 1;
1089 weston_log("destroy output while page flip pending\n");
1093 if (output->backlight)
1094 backlight_destroy(output->backlight);
1096 drmModeFreeProperty(output->dpms_prop);
1098 /* Turn off hardware cursor */
1099 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
1101 /* Restore original CRTC state */
1102 drmModeSetCrtc(c->drm.fd, origcrtc->crtc_id, origcrtc->buffer_id,
1103 origcrtc->x, origcrtc->y,
1104 &output->connector_id, 1, &origcrtc->mode);
1105 drmModeFreeCrtc(origcrtc);
1107 c->crtc_allocator &= ~(1 << output->crtc_id);
1108 c->connector_allocator &= ~(1 << output->connector_id);
1110 if (c->use_pixman) {
1111 drm_output_fini_pixman(output);
1113 gl_renderer->output_destroy(output_base);
1114 gbm_surface_destroy(output->surface);
1117 weston_plane_release(&output->fb_plane);
1118 weston_plane_release(&output->cursor_plane);
1120 weston_output_destroy(&output->base);
1121 wl_list_remove(&output->base.link);
1126 static struct drm_mode *
1127 choose_mode (struct drm_output *output, struct weston_mode *target_mode)
1129 struct drm_mode *tmp_mode = NULL, *mode;
1131 if (output->base.current_mode->width == target_mode->width &&
1132 output->base.current_mode->height == target_mode->height &&
1133 (output->base.current_mode->refresh == target_mode->refresh ||
1134 target_mode->refresh == 0))
1135 return (struct drm_mode *)output->base.current_mode;
1137 wl_list_for_each(mode, &output->base.mode_list, base.link) {
1138 if (mode->mode_info.hdisplay == target_mode->width &&
1139 mode->mode_info.vdisplay == target_mode->height) {
1140 if (mode->mode_info.vrefresh == target_mode->refresh ||
1141 target_mode->refresh == 0) {
1143 } else if (!tmp_mode)
1152 drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec);
1154 drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c);
1157 drm_output_switch_mode(struct weston_output *output_base, struct weston_mode *mode)
1159 struct drm_output *output;
1160 struct drm_mode *drm_mode;
1161 struct drm_compositor *ec;
1163 if (output_base == NULL) {
1164 weston_log("output is NULL.\n");
1169 weston_log("mode is NULL.\n");
1173 ec = (struct drm_compositor *)output_base->compositor;
1174 output = (struct drm_output *)output_base;
1175 drm_mode = choose_mode (output, mode);
1178 weston_log("%s, invalid resolution:%dx%d\n", __func__, mode->width, mode->height);
1182 if (&drm_mode->base == output->base.current_mode)
1185 output->base.current_mode->flags = 0;
1187 output->base.current_mode = &drm_mode->base;
1188 output->base.current_mode->flags =
1189 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
1191 /* reset rendering stuff. */
1192 drm_output_release_fb(output, output->current);
1193 drm_output_release_fb(output, output->next);
1194 output->current = output->next = NULL;
1196 if (ec->use_pixman) {
1197 drm_output_fini_pixman(output);
1198 if (drm_output_init_pixman(output, ec) < 0) {
1199 weston_log("failed to init output pixman state with "
1204 gl_renderer->output_destroy(&output->base);
1205 gbm_surface_destroy(output->surface);
1207 if (drm_output_init_egl(output, ec) < 0) {
1208 weston_log("failed to init output egl state with "
1218 on_drm_input(int fd, uint32_t mask, void *data)
1220 drmEventContext evctx;
1222 memset(&evctx, 0, sizeof evctx);
1223 evctx.version = DRM_EVENT_CONTEXT_VERSION;
1224 evctx.page_flip_handler = page_flip_handler;
1225 evctx.vblank_handler = vblank_handler;
1226 drmHandleEvent(fd, &evctx);
1232 init_drm(struct drm_compositor *ec, struct udev_device *device)
1234 const char *filename, *sysnum;
1238 sysnum = udev_device_get_sysnum(device);
1240 ec->drm.id = atoi(sysnum);
1241 if (!sysnum || ec->drm.id < 0) {
1242 weston_log("cannot get device sysnum\n");
1246 filename = udev_device_get_devnode(device);
1247 fd = weston_launcher_open(ec->base.launcher, filename, O_RDWR);
1249 /* Probably permissions error */
1250 weston_log("couldn't open %s, skipping\n",
1251 udev_device_get_devnode(device));
1255 weston_log("using %s\n", filename);
1258 ec->drm.filename = strdup(filename);
1260 ret = drmGetCap(fd, DRM_CAP_TIMESTAMP_MONOTONIC, &cap);
1261 if (ret == 0 && cap == 1)
1262 ec->clock = CLOCK_MONOTONIC;
1264 ec->clock = CLOCK_REALTIME;
1270 init_egl(struct drm_compositor *ec)
1274 gl_renderer = weston_load_module("gl-renderer.so",
1275 "gl_renderer_interface");
1279 /* GBM will load a dri driver, but even though they need symbols from
1280 * libglapi, in some version of Mesa they are not linked to it. Since
1281 * only the gl-renderer module links to it, the call above won't make
1282 * these symbols globally available, and loading the DRI driver fails.
1283 * Workaround this by dlopen()'ing libglapi with RTLD_GLOBAL. */
1284 dlopen("libglapi.so.0", RTLD_LAZY | RTLD_GLOBAL);
1286 ec->gbm = gbm_create_device(ec->drm.fd);
1291 format = ec->format;
1292 if (gl_renderer->create(&ec->base, ec->gbm,
1293 gl_renderer->opaque_attribs, &format) < 0) {
1294 gbm_device_destroy(ec->gbm);
1302 init_pixman(struct drm_compositor *ec)
1304 return pixman_renderer_init(&ec->base);
1307 static struct drm_mode *
1308 drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info)
1310 struct drm_mode *mode;
1313 mode = malloc(sizeof *mode);
1317 mode->base.flags = 0;
1318 mode->base.width = info->hdisplay;
1319 mode->base.height = info->vdisplay;
1321 /* Calculate higher precision (mHz) refresh rate */
1322 refresh = (info->clock * 1000000LL / info->htotal +
1323 info->vtotal / 2) / info->vtotal;
1325 if (info->flags & DRM_MODE_FLAG_INTERLACE)
1327 if (info->flags & DRM_MODE_FLAG_DBLSCAN)
1329 if (info->vscan > 1)
1330 refresh /= info->vscan;
1332 mode->base.refresh = refresh;
1333 mode->mode_info = *info;
1335 if (info->type & DRM_MODE_TYPE_PREFERRED)
1336 mode->base.flags |= WL_OUTPUT_MODE_PREFERRED;
1338 wl_list_insert(output->base.mode_list.prev, &mode->base.link);
1344 drm_subpixel_to_wayland(int drm_value)
1346 switch (drm_value) {
1348 case DRM_MODE_SUBPIXEL_UNKNOWN:
1349 return WL_OUTPUT_SUBPIXEL_UNKNOWN;
1350 case DRM_MODE_SUBPIXEL_NONE:
1351 return WL_OUTPUT_SUBPIXEL_NONE;
1352 case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
1353 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
1354 case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
1355 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
1356 case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
1357 return WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
1358 case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
1359 return WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
1363 /* returns a value between 0-255 range, where higher is brighter */
1365 drm_get_backlight(struct drm_output *output)
1367 long brightness, max_brightness, norm;
1369 brightness = backlight_get_brightness(output->backlight);
1370 max_brightness = backlight_get_max_brightness(output->backlight);
1372 /* convert it on a scale of 0 to 255 */
1373 norm = (brightness * 255)/(max_brightness);
1375 return (uint32_t) norm;
1378 /* values accepted are between 0-255 range */
1380 drm_set_backlight(struct weston_output *output_base, uint32_t value)
1382 struct drm_output *output = (struct drm_output *) output_base;
1383 long max_brightness, new_brightness;
1385 if (!output->backlight)
1391 max_brightness = backlight_get_max_brightness(output->backlight);
1393 /* get denormalized value */
1394 new_brightness = (value * max_brightness) / 255;
1396 backlight_set_brightness(output->backlight, new_brightness);
1399 static drmModePropertyPtr
1400 drm_get_prop(int fd, drmModeConnectorPtr connector, const char *name)
1402 drmModePropertyPtr props;
1405 for (i = 0; i < connector->count_props; i++) {
1406 props = drmModeGetProperty(fd, connector->props[i]);
1410 if (!strcmp(props->name, name))
1413 drmModeFreeProperty(props);
1420 drm_set_dpms(struct weston_output *output_base, enum dpms_enum level)
1422 struct drm_output *output = (struct drm_output *) output_base;
1423 struct weston_compositor *ec = output_base->compositor;
1424 struct drm_compositor *c = (struct drm_compositor *) ec;
1426 if (!output->dpms_prop)
1429 drmModeConnectorSetProperty(c->drm.fd, output->connector_id,
1430 output->dpms_prop->prop_id, level);
1433 static const char *connector_type_names[] = {
1452 find_crtc_for_connector(struct drm_compositor *ec,
1453 drmModeRes *resources, drmModeConnector *connector)
1455 drmModeEncoder *encoder;
1456 uint32_t possible_crtcs;
1459 for (j = 0; j < connector->count_encoders; j++) {
1460 encoder = drmModeGetEncoder(ec->drm.fd, connector->encoders[j]);
1461 if (encoder == NULL) {
1462 weston_log("Failed to get encoder.\n");
1465 possible_crtcs = encoder->possible_crtcs;
1466 drmModeFreeEncoder(encoder);
1468 for (i = 0; i < resources->count_crtcs; i++) {
1469 if (possible_crtcs & (1 << i) &&
1470 !(ec->crtc_allocator & (1 << resources->crtcs[i])))
1478 /* Init output state that depends on gl or gbm */
1480 drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec)
1484 output->surface = gbm_surface_create(ec->gbm,
1485 output->base.current_mode->width,
1486 output->base.current_mode->height,
1488 GBM_BO_USE_SCANOUT |
1489 GBM_BO_USE_RENDERING);
1490 if (!output->surface) {
1491 weston_log("failed to create gbm surface\n");
1495 if (gl_renderer->output_create(&output->base, output->surface) < 0) {
1496 weston_log("failed to create gl renderer output state\n");
1497 gbm_surface_destroy(output->surface);
1501 flags = GBM_BO_USE_CURSOR_64X64 | GBM_BO_USE_WRITE;
1503 for (i = 0; i < 2; i++) {
1504 if (output->cursor_bo[i])
1507 output->cursor_bo[i] =
1508 gbm_bo_create(ec->gbm, 64, 64, GBM_FORMAT_ARGB8888,
1512 if (output->cursor_bo[0] == NULL || output->cursor_bo[1] == NULL) {
1513 weston_log("cursor buffers unavailable, using gl cursors\n");
1514 ec->cursors_are_broken = 1;
1521 drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c)
1523 int w = output->base.current_mode->width;
1524 int h = output->base.current_mode->height;
1527 /* FIXME error checking */
1529 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1530 output->dumb[i] = drm_fb_create_dumb(c, w, h);
1531 if (!output->dumb[i])
1535 pixman_image_create_bits(PIXMAN_x8r8g8b8, w, h,
1536 output->dumb[i]->map,
1537 output->dumb[i]->stride);
1538 if (!output->image[i])
1542 if (pixman_renderer_output_create(&output->base) < 0)
1545 pixman_region32_init_rect(&output->previous_damage,
1546 output->base.x, output->base.y, output->base.width, output->base.height);
1551 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1552 if (output->dumb[i])
1553 drm_fb_destroy_dumb(output->dumb[i]);
1554 if (output->image[i])
1555 pixman_image_unref(output->image[i]);
1557 output->dumb[i] = NULL;
1558 output->image[i] = NULL;
1565 drm_output_fini_pixman(struct drm_output *output)
1569 pixman_renderer_output_destroy(&output->base);
1570 pixman_region32_fini(&output->previous_damage);
1572 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1573 drm_fb_destroy_dumb(output->dumb[i]);
1574 pixman_image_unref(output->image[i]);
1575 output->dumb[i] = NULL;
1576 output->image[i] = NULL;
1581 edid_parse_string(const uint8_t *data, char text[])
1586 /* this is always 12 bytes, but we can't guarantee it's null
1587 * terminated or not junk. */
1588 strncpy(text, (const char *) data, 12);
1590 /* remove insane chars */
1591 for (i = 0; text[i] != '\0'; i++) {
1592 if (text[i] == '\n' ||
1599 /* ensure string is printable */
1600 for (i = 0; text[i] != '\0'; i++) {
1601 if (!isprint(text[i])) {
1607 /* if the string is random junk, ignore the string */
1612 #define EDID_DESCRIPTOR_ALPHANUMERIC_DATA_STRING 0xfe
1613 #define EDID_DESCRIPTOR_DISPLAY_PRODUCT_NAME 0xfc
1614 #define EDID_DESCRIPTOR_DISPLAY_PRODUCT_SERIAL_NUMBER 0xff
1615 #define EDID_OFFSET_DATA_BLOCKS 0x36
1616 #define EDID_OFFSET_LAST_BLOCK 0x6c
1617 #define EDID_OFFSET_PNPID 0x08
1618 #define EDID_OFFSET_SERIAL 0x0c
1621 edid_parse(struct drm_edid *edid, const uint8_t *data, size_t length)
1624 uint32_t serial_number;
1629 if (data[0] != 0x00 || data[1] != 0xff)
1632 /* decode the PNP ID from three 5 bit words packed into 2 bytes
1637 edid->pnp_id[0] = 'A' + ((data[EDID_OFFSET_PNPID + 0] & 0x7c) / 4) - 1;
1638 edid->pnp_id[1] = 'A' + ((data[EDID_OFFSET_PNPID + 0] & 0x3) * 8) + ((data[EDID_OFFSET_PNPID + 1] & 0xe0) / 32) - 1;
1639 edid->pnp_id[2] = 'A' + (data[EDID_OFFSET_PNPID + 1] & 0x1f) - 1;
1640 edid->pnp_id[3] = '\0';
1642 /* maybe there isn't a ASCII serial number descriptor, so use this instead */
1643 serial_number = (uint32_t) data[EDID_OFFSET_SERIAL + 0];
1644 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 1] * 0x100;
1645 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 2] * 0x10000;
1646 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 3] * 0x1000000;
1647 if (serial_number > 0)
1648 sprintf(edid->serial_number, "%lu", (unsigned long) serial_number);
1650 /* parse EDID data */
1651 for (i = EDID_OFFSET_DATA_BLOCKS;
1652 i <= EDID_OFFSET_LAST_BLOCK;
1654 /* ignore pixel clock data */
1660 /* any useful blocks? */
1661 if (data[i+3] == EDID_DESCRIPTOR_DISPLAY_PRODUCT_NAME) {
1662 edid_parse_string(&data[i+5],
1663 edid->monitor_name);
1664 } else if (data[i+3] == EDID_DESCRIPTOR_DISPLAY_PRODUCT_SERIAL_NUMBER) {
1665 edid_parse_string(&data[i+5],
1666 edid->serial_number);
1667 } else if (data[i+3] == EDID_DESCRIPTOR_ALPHANUMERIC_DATA_STRING) {
1668 edid_parse_string(&data[i+5],
1676 find_and_parse_output_edid(struct drm_compositor *ec,
1677 struct drm_output *output,
1678 drmModeConnector *connector)
1680 drmModePropertyBlobPtr edid_blob = NULL;
1681 drmModePropertyPtr property;
1685 for (i = 0; i < connector->count_props && !edid_blob; i++) {
1686 property = drmModeGetProperty(ec->drm.fd, connector->props[i]);
1689 if ((property->flags & DRM_MODE_PROP_BLOB) &&
1690 !strcmp(property->name, "EDID")) {
1691 edid_blob = drmModeGetPropertyBlob(ec->drm.fd,
1692 connector->prop_values[i]);
1694 drmModeFreeProperty(property);
1699 rc = edid_parse(&output->edid,
1703 weston_log("EDID data '%s', '%s', '%s'\n",
1704 output->edid.pnp_id,
1705 output->edid.monitor_name,
1706 output->edid.serial_number);
1707 if (output->edid.pnp_id[0] != '\0')
1708 output->base.make = output->edid.pnp_id;
1709 if (output->edid.monitor_name[0] != '\0')
1710 output->base.model = output->edid.monitor_name;
1711 if (output->edid.serial_number[0] != '\0')
1712 output->base.serial_number = output->edid.serial_number;
1714 drmModeFreePropertyBlob(edid_blob);
1720 parse_modeline(const char *s, drmModeModeInfo *mode)
1726 mode->type = DRM_MODE_TYPE_USERDEF;
1732 if (sscanf(s, "%f %hd %hd %hd %hd %hd %hd %hd %hd %15s %15s",
1741 &mode->vtotal, hsync, vsync) != 11)
1744 mode->clock = fclock * 1000;
1745 if (strcmp(hsync, "+hsync") == 0)
1746 mode->flags |= DRM_MODE_FLAG_PHSYNC;
1747 else if (strcmp(hsync, "-hsync") == 0)
1748 mode->flags |= DRM_MODE_FLAG_NHSYNC;
1752 if (strcmp(vsync, "+vsync") == 0)
1753 mode->flags |= DRM_MODE_FLAG_PVSYNC;
1754 else if (strcmp(vsync, "-vsync") == 0)
1755 mode->flags |= DRM_MODE_FLAG_NVSYNC;
1763 parse_transform(const char *transform, const char *output_name)
1765 static const struct { const char *name; uint32_t token; } names[] = {
1766 { "normal", WL_OUTPUT_TRANSFORM_NORMAL },
1767 { "90", WL_OUTPUT_TRANSFORM_90 },
1768 { "180", WL_OUTPUT_TRANSFORM_180 },
1769 { "270", WL_OUTPUT_TRANSFORM_270 },
1770 { "flipped", WL_OUTPUT_TRANSFORM_FLIPPED },
1771 { "flipped-90", WL_OUTPUT_TRANSFORM_FLIPPED_90 },
1772 { "flipped-180", WL_OUTPUT_TRANSFORM_FLIPPED_180 },
1773 { "flipped-270", WL_OUTPUT_TRANSFORM_FLIPPED_270 },
1777 for (i = 0; i < ARRAY_LENGTH(names); i++)
1778 if (strcmp(names[i].name, transform) == 0)
1779 return names[i].token;
1781 weston_log("Invalid transform \"%s\" for output %s\n",
1782 transform, output_name);
1784 return WL_OUTPUT_TRANSFORM_NORMAL;
1788 setup_output_seat_constraint(struct drm_compositor *ec,
1789 struct weston_output *output,
1792 if (strcmp(s, "") != 0) {
1793 struct udev_seat *seat;
1795 seat = udev_seat_get_named(&ec->base, s);
1797 seat->base.output = output;
1799 if (seat && seat->base.pointer)
1800 weston_pointer_clamp(seat->base.pointer,
1801 &seat->base.pointer->x,
1802 &seat->base.pointer->y);
1807 create_output_for_connector(struct drm_compositor *ec,
1808 drmModeRes *resources,
1809 drmModeConnector *connector,
1810 int x, int y, struct udev_device *drm_device)
1812 struct drm_output *output;
1813 struct drm_mode *drm_mode, *next, *preferred, *current, *configured;
1814 struct weston_mode *m;
1815 struct weston_config_section *section;
1816 drmModeEncoder *encoder;
1817 drmModeModeInfo crtc_mode, modeline;
1819 int i, width, height, scale;
1821 const char *type_name;
1822 enum output_config config;
1825 i = find_crtc_for_connector(ec, resources, connector);
1827 weston_log("No usable crtc/encoder pair for connector.\n");
1831 output = zalloc(sizeof *output);
1835 output->base.subpixel = drm_subpixel_to_wayland(connector->subpixel);
1836 output->base.make = "unknown";
1837 output->base.model = "unknown";
1838 output->base.serial_number = "unknown";
1839 wl_list_init(&output->base.mode_list);
1841 if (connector->connector_type < ARRAY_LENGTH(connector_type_names))
1842 type_name = connector_type_names[connector->connector_type];
1844 type_name = "UNKNOWN";
1845 snprintf(name, 32, "%s%d", type_name, connector->connector_type_id);
1846 output->base.name = strdup(name);
1848 section = weston_config_get_section(ec->base.config, "output", "name",
1850 weston_config_section_get_string(section, "mode", &s, "preferred");
1851 if (strcmp(s, "off") == 0)
1852 config = OUTPUT_CONFIG_OFF;
1853 else if (strcmp(s, "preferred") == 0)
1854 config = OUTPUT_CONFIG_PREFERRED;
1855 else if (strcmp(s, "current") == 0)
1856 config = OUTPUT_CONFIG_CURRENT;
1857 else if (sscanf(s, "%dx%d", &width, &height) == 2)
1858 config = OUTPUT_CONFIG_MODE;
1859 else if (parse_modeline(s, &modeline) == 0)
1860 config = OUTPUT_CONFIG_MODELINE;
1862 weston_log("Invalid mode \"%s\" for output %s\n",
1863 s, output->base.name);
1864 config = OUTPUT_CONFIG_PREFERRED;
1868 weston_config_section_get_int(section, "scale", &scale, 1);
1869 weston_config_section_get_string(section, "transform", &s, "normal");
1870 transform = parse_transform(s, output->base.name);
1873 weston_config_section_get_string(section, "seat", &s, "");
1874 setup_output_seat_constraint(ec, &output->base, s);
1877 output->crtc_id = resources->crtcs[i];
1879 ec->crtc_allocator |= (1 << output->crtc_id);
1880 output->connector_id = connector->connector_id;
1881 ec->connector_allocator |= (1 << output->connector_id);
1883 output->original_crtc = drmModeGetCrtc(ec->drm.fd, output->crtc_id);
1884 output->dpms_prop = drm_get_prop(ec->drm.fd, connector, "DPMS");
1886 /* Get the current mode on the crtc that's currently driving
1887 * this connector. */
1888 encoder = drmModeGetEncoder(ec->drm.fd, connector->encoder_id);
1889 memset(&crtc_mode, 0, sizeof crtc_mode);
1890 if (encoder != NULL) {
1891 crtc = drmModeGetCrtc(ec->drm.fd, encoder->crtc_id);
1892 drmModeFreeEncoder(encoder);
1895 if (crtc->mode_valid)
1896 crtc_mode = crtc->mode;
1897 drmModeFreeCrtc(crtc);
1900 for (i = 0; i < connector->count_modes; i++) {
1901 drm_mode = drm_output_add_mode(output, &connector->modes[i]);
1906 if (config == OUTPUT_CONFIG_OFF) {
1907 weston_log("Disabling output %s\n", output->base.name);
1908 drmModeSetCrtc(ec->drm.fd, output->crtc_id,
1909 0, 0, 0, 0, 0, NULL);
1917 wl_list_for_each_reverse(drm_mode, &output->base.mode_list, base.link) {
1918 if (config == OUTPUT_CONFIG_MODE &&
1919 width == drm_mode->base.width &&
1920 height == drm_mode->base.height)
1921 configured = drm_mode;
1922 if (!memcmp(&crtc_mode, &drm_mode->mode_info, sizeof crtc_mode))
1924 if (drm_mode->base.flags & WL_OUTPUT_MODE_PREFERRED)
1925 preferred = drm_mode;
1928 if (config == OUTPUT_CONFIG_MODELINE) {
1929 configured = drm_output_add_mode(output, &modeline);
1934 if (current == NULL && crtc_mode.clock != 0) {
1935 current = drm_output_add_mode(output, &crtc_mode);
1940 if (config == OUTPUT_CONFIG_CURRENT)
1941 configured = current;
1943 if (option_current_mode && current)
1944 output->base.current_mode = ¤t->base;
1945 else if (configured)
1946 output->base.current_mode = &configured->base;
1948 output->base.current_mode = &preferred->base;
1950 output->base.current_mode = ¤t->base;
1952 if (output->base.current_mode == NULL) {
1953 weston_log("no available modes for %s\n", output->base.name);
1957 output->base.current_mode->flags |= WL_OUTPUT_MODE_CURRENT;
1959 weston_output_init(&output->base, &ec->base, x, y,
1960 connector->mmWidth, connector->mmHeight,
1963 if (ec->use_pixman) {
1964 if (drm_output_init_pixman(output, ec) < 0) {
1965 weston_log("Failed to init output pixman state\n");
1968 } else if (drm_output_init_egl(output, ec) < 0) {
1969 weston_log("Failed to init output gl state\n");
1973 output->backlight = backlight_init(drm_device,
1974 connector->connector_type);
1975 if (output->backlight) {
1976 weston_log("Initialized backlight, device %s\n",
1977 output->backlight->path);
1978 output->base.set_backlight = drm_set_backlight;
1979 output->base.backlight_current = drm_get_backlight(output);
1981 weston_log("Failed to initialize backlight\n");
1984 wl_list_insert(ec->base.output_list.prev, &output->base.link);
1986 find_and_parse_output_edid(ec, output, connector);
1987 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1988 output->base.connection_internal = 1;
1990 output->base.start_repaint_loop = drm_output_start_repaint_loop;
1991 output->base.repaint = drm_output_repaint;
1992 output->base.destroy = drm_output_destroy;
1993 output->base.assign_planes = drm_assign_planes;
1994 output->base.set_dpms = drm_set_dpms;
1995 output->base.switch_mode = drm_output_switch_mode;
1997 output->base.gamma_size = output->original_crtc->gamma_size;
1998 output->base.set_gamma = drm_output_set_gamma;
2000 weston_plane_init(&output->cursor_plane, 0, 0);
2001 weston_plane_init(&output->fb_plane, 0, 0);
2003 weston_compositor_stack_plane(&ec->base, &output->cursor_plane, NULL);
2004 weston_compositor_stack_plane(&ec->base, &output->fb_plane,
2005 &ec->base.primary_plane);
2007 weston_log("Output %s, (connector %d, crtc %d)\n",
2008 output->base.name, output->connector_id, output->crtc_id);
2009 wl_list_for_each(m, &output->base.mode_list, link)
2010 weston_log_continue(" mode %dx%d@%.1f%s%s%s\n",
2011 m->width, m->height, m->refresh / 1000.0,
2012 m->flags & WL_OUTPUT_MODE_PREFERRED ?
2014 m->flags & WL_OUTPUT_MODE_CURRENT ?
2016 connector->count_modes == 0 ?
2022 weston_output_destroy(&output->base);
2024 wl_list_for_each_safe(drm_mode, next, &output->base.mode_list,
2026 wl_list_remove(&drm_mode->base.link);
2030 drmModeFreeCrtc(output->original_crtc);
2031 ec->crtc_allocator &= ~(1 << output->crtc_id);
2032 ec->connector_allocator &= ~(1 << output->connector_id);
2039 create_sprites(struct drm_compositor *ec)
2041 struct drm_sprite *sprite;
2042 drmModePlaneRes *plane_res;
2043 drmModePlane *plane;
2046 plane_res = drmModeGetPlaneResources(ec->drm.fd);
2048 weston_log("failed to get plane resources: %s\n",
2053 for (i = 0; i < plane_res->count_planes; i++) {
2054 plane = drmModeGetPlane(ec->drm.fd, plane_res->planes[i]);
2058 sprite = zalloc(sizeof(*sprite) + ((sizeof(uint32_t)) *
2059 plane->count_formats));
2061 weston_log("%s: out of memory\n",
2067 sprite->possible_crtcs = plane->possible_crtcs;
2068 sprite->plane_id = plane->plane_id;
2069 sprite->current = NULL;
2070 sprite->next = NULL;
2071 sprite->compositor = ec;
2072 sprite->count_formats = plane->count_formats;
2073 memcpy(sprite->formats, plane->formats,
2074 plane->count_formats * sizeof(plane->formats[0]));
2075 drmModeFreePlane(plane);
2076 weston_plane_init(&sprite->plane, 0, 0);
2077 weston_compositor_stack_plane(&ec->base, &sprite->plane,
2078 &ec->base.primary_plane);
2080 wl_list_insert(&ec->sprite_list, &sprite->link);
2083 drmModeFreePlaneResources(plane_res);
2087 destroy_sprites(struct drm_compositor *compositor)
2089 struct drm_sprite *sprite, *next;
2090 struct drm_output *output;
2092 output = container_of(compositor->base.output_list.next,
2093 struct drm_output, base.link);
2095 wl_list_for_each_safe(sprite, next, &compositor->sprite_list, link) {
2096 drmModeSetPlane(compositor->drm.fd,
2098 output->crtc_id, 0, 0,
2099 0, 0, 0, 0, 0, 0, 0, 0);
2100 drm_output_release_fb(output, sprite->current);
2101 drm_output_release_fb(output, sprite->next);
2102 weston_plane_release(&sprite->plane);
2108 create_outputs(struct drm_compositor *ec, uint32_t option_connector,
2109 struct udev_device *drm_device)
2111 drmModeConnector *connector;
2112 drmModeRes *resources;
2116 resources = drmModeGetResources(ec->drm.fd);
2118 weston_log("drmModeGetResources failed\n");
2122 ec->crtcs = calloc(resources->count_crtcs, sizeof(uint32_t));
2124 drmModeFreeResources(resources);
2128 ec->min_width = resources->min_width;
2129 ec->max_width = resources->max_width;
2130 ec->min_height = resources->min_height;
2131 ec->max_height = resources->max_height;
2133 ec->num_crtcs = resources->count_crtcs;
2134 memcpy(ec->crtcs, resources->crtcs, sizeof(uint32_t) * ec->num_crtcs);
2136 for (i = 0; i < resources->count_connectors; i++) {
2137 connector = drmModeGetConnector(ec->drm.fd,
2138 resources->connectors[i]);
2139 if (connector == NULL)
2142 if (connector->connection == DRM_MODE_CONNECTED &&
2143 (option_connector == 0 ||
2144 connector->connector_id == option_connector)) {
2145 if (create_output_for_connector(ec, resources,
2148 drmModeFreeConnector(connector);
2152 x += container_of(ec->base.output_list.prev,
2153 struct weston_output,
2157 drmModeFreeConnector(connector);
2160 if (wl_list_empty(&ec->base.output_list)) {
2161 weston_log("No currently active connector found.\n");
2162 drmModeFreeResources(resources);
2166 drmModeFreeResources(resources);
2172 update_outputs(struct drm_compositor *ec, struct udev_device *drm_device)
2174 drmModeConnector *connector;
2175 drmModeRes *resources;
2176 struct drm_output *output, *next;
2178 int x_offset = 0, y_offset = 0;
2179 uint32_t connected = 0, disconnects = 0;
2182 resources = drmModeGetResources(ec->drm.fd);
2184 weston_log("drmModeGetResources failed\n");
2188 /* collect new connects */
2189 for (i = 0; i < resources->count_connectors; i++) {
2190 int connector_id = resources->connectors[i];
2192 connector = drmModeGetConnector(ec->drm.fd, connector_id);
2193 if (connector == NULL)
2196 if (connector->connection != DRM_MODE_CONNECTED) {
2197 drmModeFreeConnector(connector);
2201 connected |= (1 << connector_id);
2203 if (!(ec->connector_allocator & (1 << connector_id))) {
2204 struct weston_output *last =
2205 container_of(ec->base.output_list.prev,
2206 struct weston_output, link);
2208 /* XXX: not yet needed, we die with 0 outputs */
2209 if (!wl_list_empty(&ec->base.output_list))
2210 x = last->x + last->width;
2214 create_output_for_connector(ec, resources,
2217 weston_log("connector %d connected\n", connector_id);
2220 drmModeFreeConnector(connector);
2222 drmModeFreeResources(resources);
2224 disconnects = ec->connector_allocator & ~connected;
2226 wl_list_for_each_safe(output, next, &ec->base.output_list,
2228 if (x_offset != 0 || y_offset != 0) {
2229 weston_output_move(&output->base,
2230 output->base.x - x_offset,
2231 output->base.y - y_offset);
2234 if (disconnects & (1 << output->connector_id)) {
2235 disconnects &= ~(1 << output->connector_id);
2236 weston_log("connector %d disconnected\n",
2237 output->connector_id);
2238 x_offset += output->base.width;
2239 drm_output_destroy(&output->base);
2244 /* FIXME: handle zero outputs, without terminating */
2245 if (ec->connector_allocator == 0)
2246 wl_display_terminate(ec->base.wl_display);
2250 udev_event_is_hotplug(struct drm_compositor *ec, struct udev_device *device)
2255 sysnum = udev_device_get_sysnum(device);
2256 if (!sysnum || atoi(sysnum) != ec->drm.id)
2259 val = udev_device_get_property_value(device, "HOTPLUG");
2263 return strcmp(val, "1") == 0;
2267 udev_drm_event(int fd, uint32_t mask, void *data)
2269 struct drm_compositor *ec = data;
2270 struct udev_device *event;
2272 event = udev_monitor_receive_device(ec->udev_monitor);
2274 if (udev_event_is_hotplug(ec, event))
2275 update_outputs(ec, event);
2277 udev_device_unref(event);
2283 drm_restore(struct weston_compositor *ec)
2285 weston_launcher_restore(ec->launcher);
2289 drm_destroy(struct weston_compositor *ec)
2291 struct drm_compositor *d = (struct drm_compositor *) ec;
2293 udev_input_destroy(&d->input);
2295 wl_event_source_remove(d->udev_drm_source);
2296 wl_event_source_remove(d->drm_source);
2300 weston_compositor_shutdown(ec);
2302 ec->renderer->destroy(ec);
2305 gbm_device_destroy(d->gbm);
2307 weston_launcher_destroy(d->base.launcher);
2315 drm_compositor_set_modes(struct drm_compositor *compositor)
2317 struct drm_output *output;
2318 struct drm_mode *drm_mode;
2321 wl_list_for_each(output, &compositor->base.output_list, base.link) {
2322 if (!output->current) {
2323 /* If something that would cause the output to
2324 * switch mode happened while in another vt, we
2325 * might not have a current drm_fb. In that case,
2326 * schedule a repaint and let drm_output_repaint
2327 * handle setting the mode. */
2328 weston_output_schedule_repaint(&output->base);
2332 drm_mode = (struct drm_mode *) output->base.current_mode;
2333 ret = drmModeSetCrtc(compositor->drm.fd, output->crtc_id,
2334 output->current->fb_id, 0, 0,
2335 &output->connector_id, 1,
2336 &drm_mode->mode_info);
2339 "failed to set mode %dx%d for output at %d,%d: %m\n",
2340 drm_mode->base.width, drm_mode->base.height,
2341 output->base.x, output->base.y);
2347 session_notify(struct wl_listener *listener, void *data)
2349 struct weston_compositor *compositor = data;
2350 struct drm_compositor *ec = data;
2351 struct drm_sprite *sprite;
2352 struct drm_output *output;
2354 if (ec->base.session_active) {
2355 weston_log("activating session\n");
2356 compositor->focus = 1;
2357 if (ec->base.launcher == NULL && drmSetMaster(ec->drm.fd)) {
2358 weston_log("failed to set master: %m\n");
2359 wl_display_terminate(compositor->wl_display);
2361 compositor->state = ec->prev_state;
2362 drm_compositor_set_modes(ec);
2363 weston_compositor_damage_all(compositor);
2364 udev_input_enable(&ec->input, ec->udev);
2366 weston_log("deactivating session\n");
2367 udev_input_disable(&ec->input);
2369 compositor->focus = 0;
2370 ec->prev_state = compositor->state;
2371 weston_compositor_offscreen(compositor);
2373 /* If we have a repaint scheduled (either from a
2374 * pending pageflip or the idle handler), make sure we
2375 * cancel that so we don't try to pageflip when we're
2376 * vt switched away. The OFFSCREEN state will prevent
2377 * further attemps at repainting. When we switch
2378 * back, we schedule a repaint, which will process
2379 * pending frame callbacks. */
2381 wl_list_for_each(output, &ec->base.output_list, base.link) {
2382 output->base.repaint_needed = 0;
2383 drmModeSetCursor(ec->drm.fd, output->crtc_id, 0, 0, 0);
2386 output = container_of(ec->base.output_list.next,
2387 struct drm_output, base.link);
2389 wl_list_for_each(sprite, &ec->sprite_list, link)
2390 drmModeSetPlane(ec->drm.fd,
2392 output->crtc_id, 0, 0,
2393 0, 0, 0, 0, 0, 0, 0, 0);
2395 if (ec->base.launcher == NULL && drmDropMaster(ec->drm.fd) < 0)
2396 weston_log("failed to drop master: %m\n");
2401 switch_vt_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data)
2403 struct weston_compositor *compositor = data;
2405 weston_launcher_activate_vt(compositor->launcher, key - KEY_F1 + 1);
2410 * Some systems may have multiple DRM devices attached to a single seat. This
2411 * function loops over all devices and tries to find a PCI device with the
2412 * boot_vga sysfs attribute set to 1.
2413 * If no such device is found, the first DRM device reported by udev is used.
2415 static struct udev_device*
2416 find_primary_gpu(struct drm_compositor *ec, const char *seat)
2418 struct udev_enumerate *e;
2419 struct udev_list_entry *entry;
2420 const char *path, *device_seat, *id;
2421 struct udev_device *device, *drm_device, *pci;
2423 e = udev_enumerate_new(ec->udev);
2424 udev_enumerate_add_match_subsystem(e, "drm");
2425 udev_enumerate_add_match_sysname(e, "card[0-9]*");
2427 udev_enumerate_scan_devices(e);
2429 udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(e)) {
2430 path = udev_list_entry_get_name(entry);
2431 device = udev_device_new_from_syspath(ec->udev, path);
2434 device_seat = udev_device_get_property_value(device, "ID_SEAT");
2436 device_seat = default_seat;
2437 if (strcmp(device_seat, seat)) {
2438 udev_device_unref(device);
2442 pci = udev_device_get_parent_with_subsystem_devtype(device,
2445 id = udev_device_get_sysattr_value(pci, "boot_vga");
2446 if (id && !strcmp(id, "1")) {
2448 udev_device_unref(drm_device);
2449 drm_device = device;
2455 drm_device = device;
2457 udev_device_unref(device);
2460 udev_enumerate_unref(e);
2465 planes_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data)
2467 struct drm_compositor *c = data;
2471 c->cursors_are_broken ^= 1;
2474 c->sprites_are_broken ^= 1;
2477 c->sprites_hidden ^= 1;
2484 #ifdef BUILD_VAAPI_RECORDER
2486 recorder_frame_notify(struct wl_listener *listener, void *data)
2488 struct drm_output *output;
2489 struct drm_compositor *c;
2492 output = container_of(listener, struct drm_output,
2493 recorder_frame_listener);
2494 c = (struct drm_compositor *) output->base.compositor;
2496 if (!output->recorder)
2499 ret = drmPrimeHandleToFD(c->drm.fd, output->current->handle,
2502 weston_log("[libva recorder] "
2503 "failed to create prime fd for front buffer\n");
2507 vaapi_recorder_frame(output->recorder, fd, output->current->stride / 4);
2511 create_recorder(struct drm_compositor *c, int width, int height,
2512 const char *filename)
2517 fd = open(c->drm.filename, O_RDWR | O_CLOEXEC);
2521 drmGetMagic(fd, &magic);
2522 drmAuthMagic(c->drm.fd, magic);
2524 return vaapi_recorder_create(fd, width, height, filename);
2528 recorder_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
2531 struct drm_compositor *c = data;
2532 struct drm_output *output;
2535 output = container_of(c->base.output_list.next,
2536 struct drm_output, base.link);
2538 if (!output->recorder) {
2539 width = output->base.current_mode->width;
2540 height = output->base.current_mode->height;
2543 create_recorder(c, width, height, "capture.h264");
2544 if (!output->recorder) {
2545 weston_log("failed to create vaapi recorder\n");
2549 output->base.disable_planes++;
2551 output->recorder_frame_listener.notify = recorder_frame_notify;
2552 wl_signal_add(&output->base.frame_signal,
2553 &output->recorder_frame_listener);
2555 weston_output_schedule_repaint(&output->base);
2557 weston_log("[libva recorder] initialized\n");
2559 vaapi_recorder_destroy(output->recorder);
2560 output->recorder = NULL;
2562 output->base.disable_planes--;
2564 wl_list_remove(&output->recorder_frame_listener.link);
2565 weston_log("[libva recorder] done\n");
2570 recorder_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
2573 weston_log("Compiled without libva support\n");
2577 static struct weston_compositor *
2578 drm_compositor_create(struct wl_display *display,
2579 struct drm_parameters *param,
2580 int *argc, char *argv[],
2581 struct weston_config *config)
2583 struct drm_compositor *ec;
2584 struct weston_config_section *section;
2585 struct udev_device *drm_device;
2586 struct wl_event_loop *loop;
2591 weston_log("initializing drm backend\n");
2593 ec = zalloc(sizeof *ec);
2597 /* KMS support for sprites is not complete yet, so disable the
2598 * functionality for now. */
2599 ec->sprites_are_broken = 1;
2601 section = weston_config_get_section(config, "core", NULL, NULL);
2602 weston_config_section_get_string(section,
2603 "gbm-format", &s, "xrgb8888");
2604 if (strcmp(s, "xrgb8888") == 0)
2605 ec->format = GBM_FORMAT_XRGB8888;
2606 else if (strcmp(s, "rgb565") == 0)
2607 ec->format = GBM_FORMAT_RGB565;
2608 else if (strcmp(s, "xrgb2101010") == 0)
2609 ec->format = GBM_FORMAT_XRGB2101010;
2611 weston_log("fatal: unrecognized pixel format: %s\n", s);
2617 ec->use_pixman = param->use_pixman;
2619 if (weston_compositor_init(&ec->base, display, argc, argv,
2621 weston_log("%s failed\n", __func__);
2625 /* Check if we run drm-backend using weston-launch */
2626 ec->base.launcher = weston_launcher_connect(&ec->base, param->tty);
2627 if (ec->base.launcher == NULL) {
2628 weston_log("fatal: drm backend should be run "
2629 "using weston-launch binary or as root\n");
2630 goto err_compositor;
2633 ec->udev = udev_new();
2634 if (ec->udev == NULL) {
2635 weston_log("failed to initialize udev context\n");
2639 ec->base.wl_display = display;
2640 ec->session_listener.notify = session_notify;
2641 wl_signal_add(&ec->base.session_signal, &ec->session_listener);
2643 drm_device = find_primary_gpu(ec, param->seat_id);
2644 if (drm_device == NULL) {
2645 weston_log("no drm device found\n");
2648 path = udev_device_get_syspath(drm_device);
2650 if (init_drm(ec, drm_device) < 0) {
2651 weston_log("failed to initialize kms\n");
2655 if (ec->use_pixman) {
2656 if (init_pixman(ec) < 0) {
2657 weston_log("failed to initialize pixman renderer\n");
2661 if (init_egl(ec) < 0) {
2662 weston_log("failed to initialize egl\n");
2667 ec->base.destroy = drm_destroy;
2668 ec->base.restore = drm_restore;
2672 ec->prev_state = WESTON_COMPOSITOR_ACTIVE;
2674 for (key = KEY_F1; key < KEY_F9; key++)
2675 weston_compositor_add_key_binding(&ec->base, key,
2676 MODIFIER_CTRL | MODIFIER_ALT,
2677 switch_vt_binding, ec);
2679 wl_list_init(&ec->sprite_list);
2682 if (create_outputs(ec, param->connector, drm_device) < 0) {
2683 weston_log("failed to create output for %s\n", path);
2689 if (udev_input_init(&ec->input,
2690 &ec->base, ec->udev, param->seat_id) < 0) {
2691 weston_log("failed to create input devices\n");
2695 loop = wl_display_get_event_loop(ec->base.wl_display);
2697 wl_event_loop_add_fd(loop, ec->drm.fd,
2698 WL_EVENT_READABLE, on_drm_input, ec);
2700 ec->udev_monitor = udev_monitor_new_from_netlink(ec->udev, "udev");
2701 if (ec->udev_monitor == NULL) {
2702 weston_log("failed to intialize udev monitor\n");
2703 goto err_drm_source;
2705 udev_monitor_filter_add_match_subsystem_devtype(ec->udev_monitor,
2707 ec->udev_drm_source =
2708 wl_event_loop_add_fd(loop,
2709 udev_monitor_get_fd(ec->udev_monitor),
2710 WL_EVENT_READABLE, udev_drm_event, ec);
2712 if (udev_monitor_enable_receiving(ec->udev_monitor) < 0) {
2713 weston_log("failed to enable udev-monitor receiving\n");
2714 goto err_udev_monitor;
2717 udev_device_unref(drm_device);
2719 weston_compositor_add_debug_binding(&ec->base, KEY_O,
2720 planes_binding, ec);
2721 weston_compositor_add_debug_binding(&ec->base, KEY_C,
2722 planes_binding, ec);
2723 weston_compositor_add_debug_binding(&ec->base, KEY_V,
2724 planes_binding, ec);
2725 weston_compositor_add_debug_binding(&ec->base, KEY_Q,
2726 recorder_binding, ec);
2731 wl_event_source_remove(ec->udev_drm_source);
2732 udev_monitor_unref(ec->udev_monitor);
2734 wl_event_source_remove(ec->drm_source);
2735 udev_input_destroy(&ec->input);
2737 ec->base.renderer->destroy(&ec->base);
2738 gbm_device_destroy(ec->gbm);
2739 destroy_sprites(ec);
2741 udev_device_unref(drm_device);
2743 weston_launcher_destroy(ec->base.launcher);
2745 udev_unref(ec->udev);
2747 weston_compositor_shutdown(&ec->base);
2753 WL_EXPORT struct weston_compositor *
2754 backend_init(struct wl_display *display, int *argc, char *argv[],
2755 struct weston_config *config)
2757 struct drm_parameters param = { 0, };
2759 const struct weston_option drm_options[] = {
2760 { WESTON_OPTION_INTEGER, "connector", 0, ¶m.connector },
2761 { WESTON_OPTION_STRING, "seat", 0, ¶m.seat_id },
2762 { WESTON_OPTION_INTEGER, "tty", 0, ¶m.tty },
2763 { WESTON_OPTION_BOOLEAN, "current-mode", 0, &option_current_mode },
2764 { WESTON_OPTION_BOOLEAN, "use-pixman", 0, ¶m.use_pixman },
2767 param.seat_id = default_seat;
2769 parse_options(drm_options, ARRAY_LENGTH(drm_options), argc, argv);
2771 return drm_compositor_create(display, ¶m, argc, argv, config);