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_release_fb(output, output->next);
679 drm_output_start_repaint_loop(struct weston_output *output_base)
681 struct drm_output *output = (struct drm_output *) output_base;
682 struct drm_compositor *compositor = (struct drm_compositor *)
683 output_base->compositor;
688 if (output->destroy_pending)
691 if (!output->current) {
692 /* We can't page flip if there's no mode set */
696 fb_id = output->current->fb_id;
698 if (drmModePageFlip(compositor->drm.fd, output->crtc_id, fb_id,
699 DRM_MODE_PAGE_FLIP_EVENT, output) < 0) {
700 weston_log("queueing pageflip failed: %m\n");
707 /* if we cannot page-flip, immediately finish frame */
708 clock_gettime(compositor->clock, &ts);
709 msec = ts.tv_sec * 1000 + ts.tv_nsec / 1000000;
710 weston_output_finish_frame(output_base, msec);
714 vblank_handler(int fd, unsigned int frame, unsigned int sec, unsigned int usec,
717 struct drm_sprite *s = (struct drm_sprite *)data;
718 struct drm_output *output = s->output;
721 output->vblank_pending = 0;
723 drm_output_release_fb(output, s->current);
724 s->current = s->next;
727 if (!output->page_flip_pending) {
728 msecs = sec * 1000 + usec / 1000;
729 weston_output_finish_frame(&output->base, msecs);
734 drm_output_destroy(struct weston_output *output_base);
737 page_flip_handler(int fd, unsigned int frame,
738 unsigned int sec, unsigned int usec, void *data)
740 struct drm_output *output = (struct drm_output *) data;
743 /* We don't set page_flip_pending on start_repaint_loop, in that case
744 * we just want to page flip to the current buffer to get an accurate
746 if (output->page_flip_pending) {
747 drm_output_release_fb(output, output->current);
748 output->current = output->next;
752 output->page_flip_pending = 0;
754 if (output->destroy_pending)
755 drm_output_destroy(&output->base);
756 else if (!output->vblank_pending) {
757 msecs = sec * 1000 + usec / 1000;
758 weston_output_finish_frame(&output->base, msecs);
760 /* We can't call this from frame_notify, because the output's
761 * repaint needed flag is cleared just after that */
762 if (output->recorder)
763 weston_output_schedule_repaint(&output->base);
768 drm_output_check_sprite_format(struct drm_sprite *s,
769 struct weston_surface *es, struct gbm_bo *bo)
773 format = gbm_bo_get_format(bo);
775 if (format == GBM_FORMAT_ARGB8888) {
778 pixman_region32_init_rect(&r, 0, 0,
780 es->geometry.height);
781 pixman_region32_subtract(&r, &r, &es->opaque);
783 if (!pixman_region32_not_empty(&r))
784 format = GBM_FORMAT_XRGB8888;
786 pixman_region32_fini(&r);
789 for (i = 0; i < s->count_formats; i++)
790 if (s->formats[i] == format)
797 drm_surface_transform_supported(struct weston_surface *es)
799 return !es->transform.enabled ||
800 (es->transform.matrix.type < WESTON_MATRIX_TRANSFORM_ROTATE);
803 static struct weston_plane *
804 drm_output_prepare_overlay_surface(struct weston_output *output_base,
805 struct weston_surface *es)
807 struct weston_compositor *ec = output_base->compositor;
808 struct drm_compositor *c =(struct drm_compositor *) ec;
809 struct drm_sprite *s;
812 pixman_region32_t dest_rect, src_rect;
813 pixman_box32_t *box, tbox;
815 wl_fixed_t sx1, sy1, sx2, sy2;
820 if (es->buffer_transform != output_base->transform)
823 if (es->buffer_scale != output_base->current_scale)
826 if (c->sprites_are_broken)
829 if (es->output_mask != (1u << output_base->id))
832 if (es->buffer_ref.buffer == NULL)
835 if (es->alpha != 1.0f)
838 if (wl_shm_buffer_get(es->buffer_ref.buffer->resource))
841 if (!drm_surface_transform_supported(es))
844 wl_list_for_each(s, &c->sprite_list, link) {
845 if (!drm_sprite_crtc_supported(output_base, s->possible_crtcs))
854 /* No sprites available */
858 bo = gbm_bo_import(c->gbm, GBM_BO_IMPORT_WL_BUFFER,
859 es->buffer_ref.buffer->resource,
864 format = drm_output_check_sprite_format(s, es, bo);
870 s->next = drm_fb_get_from_bo(bo, c, format);
876 drm_fb_set_buffer(s->next, es->buffer_ref.buffer);
878 box = pixman_region32_extents(&es->transform.boundingbox);
879 s->plane.x = box->x1;
880 s->plane.y = box->y1;
883 * Calculate the source & dest rects properly based on actual
884 * position (note the caller has called weston_surface_update_transform()
887 pixman_region32_init(&dest_rect);
888 pixman_region32_intersect(&dest_rect, &es->transform.boundingbox,
889 &output_base->region);
890 pixman_region32_translate(&dest_rect, -output_base->x, -output_base->y);
891 box = pixman_region32_extents(&dest_rect);
892 tbox = weston_transformed_rect(output_base->width,
894 output_base->transform,
895 output_base->current_scale,
899 s->dest_w = tbox.x2 - tbox.x1;
900 s->dest_h = tbox.y2 - tbox.y1;
901 pixman_region32_fini(&dest_rect);
903 pixman_region32_init(&src_rect);
904 pixman_region32_intersect(&src_rect, &es->transform.boundingbox,
905 &output_base->region);
906 box = pixman_region32_extents(&src_rect);
908 weston_surface_from_global_fixed(es,
909 wl_fixed_from_int(box->x1),
910 wl_fixed_from_int(box->y1),
912 weston_surface_from_global_fixed(es,
913 wl_fixed_from_int(box->x2),
914 wl_fixed_from_int(box->y2),
921 if (sx2 > wl_fixed_from_int(es->geometry.width))
922 sx2 = wl_fixed_from_int(es->geometry.width);
923 if (sy2 > wl_fixed_from_int(es->geometry.height))
924 sy2 = wl_fixed_from_int(es->geometry.height);
931 tbox = weston_transformed_rect(wl_fixed_from_int(es->geometry.width),
932 wl_fixed_from_int(es->geometry.height),
933 es->buffer_transform, es->buffer_scale, tbox);
935 s->src_x = tbox.x1 << 8;
936 s->src_y = tbox.y1 << 8;
937 s->src_w = (tbox.x2 - tbox.x1) << 8;
938 s->src_h = (tbox.y2 - tbox.y1) << 8;
939 pixman_region32_fini(&src_rect);
944 static struct weston_plane *
945 drm_output_prepare_cursor_surface(struct weston_output *output_base,
946 struct weston_surface *es)
948 struct drm_compositor *c =
949 (struct drm_compositor *) output_base->compositor;
950 struct drm_output *output = (struct drm_output *) output_base;
954 if (output->base.transform != WL_OUTPUT_TRANSFORM_NORMAL)
956 if (output->cursor_surface)
958 if (es->output_mask != (1u << output_base->id))
960 if (c->cursors_are_broken)
962 if (es->buffer_ref.buffer == NULL ||
963 !wl_shm_buffer_get(es->buffer_ref.buffer->resource) ||
964 es->geometry.width > 64 || es->geometry.height > 64)
967 output->cursor_surface = es;
969 return &output->cursor_plane;
973 drm_output_set_cursor(struct drm_output *output)
975 struct weston_surface *es = output->cursor_surface;
976 struct drm_compositor *c =
977 (struct drm_compositor *) output->base.compositor;
978 EGLint handle, stride;
980 uint32_t buf[64 * 64];
984 output->cursor_surface = NULL;
986 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
990 if (es->buffer_ref.buffer &&
991 pixman_region32_not_empty(&output->cursor_plane.damage)) {
992 pixman_region32_fini(&output->cursor_plane.damage);
993 pixman_region32_init(&output->cursor_plane.damage);
994 output->current_cursor ^= 1;
995 bo = output->cursor_bo[output->current_cursor];
996 memset(buf, 0, sizeof buf);
997 stride = wl_shm_buffer_get_stride(es->buffer_ref.buffer->shm_buffer);
998 s = wl_shm_buffer_get_data(es->buffer_ref.buffer->shm_buffer);
999 for (i = 0; i < es->geometry.height; i++)
1000 memcpy(buf + i * 64, s + i * stride,
1001 es->geometry.width * 4);
1003 if (gbm_bo_write(bo, buf, sizeof buf) < 0)
1004 weston_log("failed update cursor: %m\n");
1006 handle = gbm_bo_get_handle(bo).s32;
1007 if (drmModeSetCursor(c->drm.fd,
1008 output->crtc_id, handle, 64, 64)) {
1009 weston_log("failed to set cursor: %m\n");
1010 c->cursors_are_broken = 1;
1014 x = (es->geometry.x - output->base.x) * output->base.current_scale;
1015 y = (es->geometry.y - output->base.y) * output->base.current_scale;
1016 if (output->cursor_plane.x != x || output->cursor_plane.y != y) {
1017 if (drmModeMoveCursor(c->drm.fd, output->crtc_id, x, y)) {
1018 weston_log("failed to move cursor: %m\n");
1019 c->cursors_are_broken = 1;
1022 output->cursor_plane.x = x;
1023 output->cursor_plane.y = y;
1028 drm_assign_planes(struct weston_output *output)
1030 struct drm_compositor *c =
1031 (struct drm_compositor *) output->compositor;
1032 struct weston_surface *es, *next;
1033 pixman_region32_t overlap, surface_overlap;
1034 struct weston_plane *primary, *next_plane;
1037 * Find a surface for each sprite in the output using some heuristics:
1039 * 2) frequency of update
1040 * 3) opacity (though some hw might support alpha blending)
1041 * 4) clipping (this can be fixed with color keys)
1043 * The idea is to save on blitting since this should save power.
1044 * If we can get a large video surface on the sprite for example,
1045 * the main display surface may not need to update at all, and
1046 * the client buffer can be used directly for the sprite surface
1047 * as we do for flipping full screen surfaces.
1049 pixman_region32_init(&overlap);
1050 primary = &c->base.primary_plane;
1051 wl_list_for_each_safe(es, next, &c->base.surface_list, link) {
1052 /* test whether this buffer can ever go into a plane:
1053 * non-shm, or small enough to be a cursor
1055 if ((es->buffer_ref.buffer &&
1056 !wl_shm_buffer_get(es->buffer_ref.buffer->resource)) ||
1057 (es->geometry.width <= 64 && es->geometry.height <= 64))
1058 es->keep_buffer = 1;
1060 es->keep_buffer = 0;
1062 pixman_region32_init(&surface_overlap);
1063 pixman_region32_intersect(&surface_overlap, &overlap,
1064 &es->transform.boundingbox);
1067 if (pixman_region32_not_empty(&surface_overlap))
1068 next_plane = primary;
1069 if (next_plane == NULL)
1070 next_plane = drm_output_prepare_cursor_surface(output, es);
1071 if (next_plane == NULL)
1072 next_plane = drm_output_prepare_scanout_surface(output, es);
1073 if (next_plane == NULL)
1074 next_plane = drm_output_prepare_overlay_surface(output, es);
1075 if (next_plane == NULL)
1076 next_plane = primary;
1077 weston_surface_move_to_plane(es, next_plane);
1078 if (next_plane == primary)
1079 pixman_region32_union(&overlap, &overlap,
1080 &es->transform.boundingbox);
1082 pixman_region32_fini(&surface_overlap);
1084 pixman_region32_fini(&overlap);
1088 drm_output_fini_pixman(struct drm_output *output);
1091 drm_output_destroy(struct weston_output *output_base)
1093 struct drm_output *output = (struct drm_output *) output_base;
1094 struct drm_compositor *c =
1095 (struct drm_compositor *) output->base.compositor;
1096 drmModeCrtcPtr origcrtc = output->original_crtc;
1098 if (output->page_flip_pending) {
1099 output->destroy_pending = 1;
1100 weston_log("destroy output while page flip pending\n");
1104 if (output->backlight)
1105 backlight_destroy(output->backlight);
1107 drmModeFreeProperty(output->dpms_prop);
1109 /* Turn off hardware cursor */
1110 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
1112 /* Restore original CRTC state */
1113 drmModeSetCrtc(c->drm.fd, origcrtc->crtc_id, origcrtc->buffer_id,
1114 origcrtc->x, origcrtc->y,
1115 &output->connector_id, 1, &origcrtc->mode);
1116 drmModeFreeCrtc(origcrtc);
1118 c->crtc_allocator &= ~(1 << output->crtc_id);
1119 c->connector_allocator &= ~(1 << output->connector_id);
1121 if (c->use_pixman) {
1122 drm_output_fini_pixman(output);
1124 gl_renderer->output_destroy(output_base);
1125 gbm_surface_destroy(output->surface);
1128 weston_plane_release(&output->fb_plane);
1129 weston_plane_release(&output->cursor_plane);
1131 weston_output_destroy(&output->base);
1132 wl_list_remove(&output->base.link);
1137 static struct drm_mode *
1138 choose_mode (struct drm_output *output, struct weston_mode *target_mode)
1140 struct drm_mode *tmp_mode = NULL, *mode;
1142 if (output->base.current_mode->width == target_mode->width &&
1143 output->base.current_mode->height == target_mode->height &&
1144 (output->base.current_mode->refresh == target_mode->refresh ||
1145 target_mode->refresh == 0))
1146 return (struct drm_mode *)output->base.current_mode;
1148 wl_list_for_each(mode, &output->base.mode_list, base.link) {
1149 if (mode->mode_info.hdisplay == target_mode->width &&
1150 mode->mode_info.vdisplay == target_mode->height) {
1151 if (mode->mode_info.vrefresh == target_mode->refresh ||
1152 target_mode->refresh == 0) {
1154 } else if (!tmp_mode)
1163 drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec);
1165 drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c);
1168 drm_output_switch_mode(struct weston_output *output_base, struct weston_mode *mode)
1170 struct drm_output *output;
1171 struct drm_mode *drm_mode;
1172 struct drm_compositor *ec;
1174 if (output_base == NULL) {
1175 weston_log("output is NULL.\n");
1180 weston_log("mode is NULL.\n");
1184 ec = (struct drm_compositor *)output_base->compositor;
1185 output = (struct drm_output *)output_base;
1186 drm_mode = choose_mode (output, mode);
1189 weston_log("%s, invalid resolution:%dx%d\n", __func__, mode->width, mode->height);
1193 if (&drm_mode->base == output->base.current_mode)
1196 output->base.current_mode->flags = 0;
1198 output->base.current_mode = &drm_mode->base;
1199 output->base.current_mode->flags =
1200 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
1202 /* reset rendering stuff. */
1203 drm_output_release_fb(output, output->current);
1204 drm_output_release_fb(output, output->next);
1205 output->current = output->next = NULL;
1207 if (ec->use_pixman) {
1208 drm_output_fini_pixman(output);
1209 if (drm_output_init_pixman(output, ec) < 0) {
1210 weston_log("failed to init output pixman state with "
1215 gl_renderer->output_destroy(&output->base);
1216 gbm_surface_destroy(output->surface);
1218 if (drm_output_init_egl(output, ec) < 0) {
1219 weston_log("failed to init output egl state with "
1229 on_drm_input(int fd, uint32_t mask, void *data)
1231 drmEventContext evctx;
1233 memset(&evctx, 0, sizeof evctx);
1234 evctx.version = DRM_EVENT_CONTEXT_VERSION;
1235 evctx.page_flip_handler = page_flip_handler;
1236 evctx.vblank_handler = vblank_handler;
1237 drmHandleEvent(fd, &evctx);
1243 init_drm(struct drm_compositor *ec, struct udev_device *device)
1245 const char *filename, *sysnum;
1249 sysnum = udev_device_get_sysnum(device);
1251 ec->drm.id = atoi(sysnum);
1252 if (!sysnum || ec->drm.id < 0) {
1253 weston_log("cannot get device sysnum\n");
1257 filename = udev_device_get_devnode(device);
1258 fd = weston_launcher_open(ec->base.launcher, filename, O_RDWR);
1260 /* Probably permissions error */
1261 weston_log("couldn't open %s, skipping\n",
1262 udev_device_get_devnode(device));
1266 weston_log("using %s\n", filename);
1269 ec->drm.filename = strdup(filename);
1271 ret = drmGetCap(fd, DRM_CAP_TIMESTAMP_MONOTONIC, &cap);
1272 if (ret == 0 && cap == 1)
1273 ec->clock = CLOCK_MONOTONIC;
1275 ec->clock = CLOCK_REALTIME;
1281 init_egl(struct drm_compositor *ec)
1285 gl_renderer = weston_load_module("gl-renderer.so",
1286 "gl_renderer_interface");
1290 /* GBM will load a dri driver, but even though they need symbols from
1291 * libglapi, in some version of Mesa they are not linked to it. Since
1292 * only the gl-renderer module links to it, the call above won't make
1293 * these symbols globally available, and loading the DRI driver fails.
1294 * Workaround this by dlopen()'ing libglapi with RTLD_GLOBAL. */
1295 dlopen("libglapi.so.0", RTLD_LAZY | RTLD_GLOBAL);
1297 ec->gbm = gbm_create_device(ec->drm.fd);
1302 format = ec->format;
1303 if (gl_renderer->create(&ec->base, ec->gbm,
1304 gl_renderer->opaque_attribs, &format) < 0) {
1305 gbm_device_destroy(ec->gbm);
1313 init_pixman(struct drm_compositor *ec)
1315 return pixman_renderer_init(&ec->base);
1318 static struct drm_mode *
1319 drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info)
1321 struct drm_mode *mode;
1324 mode = malloc(sizeof *mode);
1328 mode->base.flags = 0;
1329 mode->base.width = info->hdisplay;
1330 mode->base.height = info->vdisplay;
1332 /* Calculate higher precision (mHz) refresh rate */
1333 refresh = (info->clock * 1000000LL / info->htotal +
1334 info->vtotal / 2) / info->vtotal;
1336 if (info->flags & DRM_MODE_FLAG_INTERLACE)
1338 if (info->flags & DRM_MODE_FLAG_DBLSCAN)
1340 if (info->vscan > 1)
1341 refresh /= info->vscan;
1343 mode->base.refresh = refresh;
1344 mode->mode_info = *info;
1346 if (info->type & DRM_MODE_TYPE_PREFERRED)
1347 mode->base.flags |= WL_OUTPUT_MODE_PREFERRED;
1349 wl_list_insert(output->base.mode_list.prev, &mode->base.link);
1355 drm_subpixel_to_wayland(int drm_value)
1357 switch (drm_value) {
1359 case DRM_MODE_SUBPIXEL_UNKNOWN:
1360 return WL_OUTPUT_SUBPIXEL_UNKNOWN;
1361 case DRM_MODE_SUBPIXEL_NONE:
1362 return WL_OUTPUT_SUBPIXEL_NONE;
1363 case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
1364 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
1365 case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
1366 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
1367 case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
1368 return WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
1369 case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
1370 return WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
1374 /* returns a value between 0-255 range, where higher is brighter */
1376 drm_get_backlight(struct drm_output *output)
1378 long brightness, max_brightness, norm;
1380 brightness = backlight_get_brightness(output->backlight);
1381 max_brightness = backlight_get_max_brightness(output->backlight);
1383 /* convert it on a scale of 0 to 255 */
1384 norm = (brightness * 255)/(max_brightness);
1386 return (uint32_t) norm;
1389 /* values accepted are between 0-255 range */
1391 drm_set_backlight(struct weston_output *output_base, uint32_t value)
1393 struct drm_output *output = (struct drm_output *) output_base;
1394 long max_brightness, new_brightness;
1396 if (!output->backlight)
1402 max_brightness = backlight_get_max_brightness(output->backlight);
1404 /* get denormalized value */
1405 new_brightness = (value * max_brightness) / 255;
1407 backlight_set_brightness(output->backlight, new_brightness);
1410 static drmModePropertyPtr
1411 drm_get_prop(int fd, drmModeConnectorPtr connector, const char *name)
1413 drmModePropertyPtr props;
1416 for (i = 0; i < connector->count_props; i++) {
1417 props = drmModeGetProperty(fd, connector->props[i]);
1421 if (!strcmp(props->name, name))
1424 drmModeFreeProperty(props);
1431 drm_set_dpms(struct weston_output *output_base, enum dpms_enum level)
1433 struct drm_output *output = (struct drm_output *) output_base;
1434 struct weston_compositor *ec = output_base->compositor;
1435 struct drm_compositor *c = (struct drm_compositor *) ec;
1437 if (!output->dpms_prop)
1440 drmModeConnectorSetProperty(c->drm.fd, output->connector_id,
1441 output->dpms_prop->prop_id, level);
1444 static const char *connector_type_names[] = {
1463 find_crtc_for_connector(struct drm_compositor *ec,
1464 drmModeRes *resources, drmModeConnector *connector)
1466 drmModeEncoder *encoder;
1467 uint32_t possible_crtcs;
1470 for (j = 0; j < connector->count_encoders; j++) {
1471 encoder = drmModeGetEncoder(ec->drm.fd, connector->encoders[j]);
1472 if (encoder == NULL) {
1473 weston_log("Failed to get encoder.\n");
1476 possible_crtcs = encoder->possible_crtcs;
1477 drmModeFreeEncoder(encoder);
1479 for (i = 0; i < resources->count_crtcs; i++) {
1480 if (possible_crtcs & (1 << i) &&
1481 !(ec->crtc_allocator & (1 << resources->crtcs[i])))
1489 /* Init output state that depends on gl or gbm */
1491 drm_output_init_egl(struct drm_output *output, struct drm_compositor *ec)
1495 output->surface = gbm_surface_create(ec->gbm,
1496 output->base.current_mode->width,
1497 output->base.current_mode->height,
1499 GBM_BO_USE_SCANOUT |
1500 GBM_BO_USE_RENDERING);
1501 if (!output->surface) {
1502 weston_log("failed to create gbm surface\n");
1506 if (gl_renderer->output_create(&output->base, output->surface) < 0) {
1507 weston_log("failed to create gl renderer output state\n");
1508 gbm_surface_destroy(output->surface);
1512 flags = GBM_BO_USE_CURSOR_64X64 | GBM_BO_USE_WRITE;
1514 for (i = 0; i < 2; i++) {
1515 if (output->cursor_bo[i])
1518 output->cursor_bo[i] =
1519 gbm_bo_create(ec->gbm, 64, 64, GBM_FORMAT_ARGB8888,
1523 if (output->cursor_bo[0] == NULL || output->cursor_bo[1] == NULL) {
1524 weston_log("cursor buffers unavailable, using gl cursors\n");
1525 ec->cursors_are_broken = 1;
1532 drm_output_init_pixman(struct drm_output *output, struct drm_compositor *c)
1534 int w = output->base.current_mode->width;
1535 int h = output->base.current_mode->height;
1538 /* FIXME error checking */
1540 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1541 output->dumb[i] = drm_fb_create_dumb(c, w, h);
1542 if (!output->dumb[i])
1546 pixman_image_create_bits(PIXMAN_x8r8g8b8, w, h,
1547 output->dumb[i]->map,
1548 output->dumb[i]->stride);
1549 if (!output->image[i])
1553 if (pixman_renderer_output_create(&output->base) < 0)
1556 pixman_region32_init_rect(&output->previous_damage,
1557 output->base.x, output->base.y, output->base.width, output->base.height);
1562 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1563 if (output->dumb[i])
1564 drm_fb_destroy_dumb(output->dumb[i]);
1565 if (output->image[i])
1566 pixman_image_unref(output->image[i]);
1568 output->dumb[i] = NULL;
1569 output->image[i] = NULL;
1576 drm_output_fini_pixman(struct drm_output *output)
1580 pixman_renderer_output_destroy(&output->base);
1581 pixman_region32_fini(&output->previous_damage);
1583 for (i = 0; i < ARRAY_LENGTH(output->dumb); i++) {
1584 drm_fb_destroy_dumb(output->dumb[i]);
1585 pixman_image_unref(output->image[i]);
1586 output->dumb[i] = NULL;
1587 output->image[i] = NULL;
1592 edid_parse_string(const uint8_t *data, char text[])
1597 /* this is always 12 bytes, but we can't guarantee it's null
1598 * terminated or not junk. */
1599 strncpy(text, (const char *) data, 12);
1601 /* remove insane chars */
1602 for (i = 0; text[i] != '\0'; i++) {
1603 if (text[i] == '\n' ||
1610 /* ensure string is printable */
1611 for (i = 0; text[i] != '\0'; i++) {
1612 if (!isprint(text[i])) {
1618 /* if the string is random junk, ignore the string */
1623 #define EDID_DESCRIPTOR_ALPHANUMERIC_DATA_STRING 0xfe
1624 #define EDID_DESCRIPTOR_DISPLAY_PRODUCT_NAME 0xfc
1625 #define EDID_DESCRIPTOR_DISPLAY_PRODUCT_SERIAL_NUMBER 0xff
1626 #define EDID_OFFSET_DATA_BLOCKS 0x36
1627 #define EDID_OFFSET_LAST_BLOCK 0x6c
1628 #define EDID_OFFSET_PNPID 0x08
1629 #define EDID_OFFSET_SERIAL 0x0c
1632 edid_parse(struct drm_edid *edid, const uint8_t *data, size_t length)
1635 uint32_t serial_number;
1640 if (data[0] != 0x00 || data[1] != 0xff)
1643 /* decode the PNP ID from three 5 bit words packed into 2 bytes
1648 edid->pnp_id[0] = 'A' + ((data[EDID_OFFSET_PNPID + 0] & 0x7c) / 4) - 1;
1649 edid->pnp_id[1] = 'A' + ((data[EDID_OFFSET_PNPID + 0] & 0x3) * 8) + ((data[EDID_OFFSET_PNPID + 1] & 0xe0) / 32) - 1;
1650 edid->pnp_id[2] = 'A' + (data[EDID_OFFSET_PNPID + 1] & 0x1f) - 1;
1651 edid->pnp_id[3] = '\0';
1653 /* maybe there isn't a ASCII serial number descriptor, so use this instead */
1654 serial_number = (uint32_t) data[EDID_OFFSET_SERIAL + 0];
1655 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 1] * 0x100;
1656 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 2] * 0x10000;
1657 serial_number += (uint32_t) data[EDID_OFFSET_SERIAL + 3] * 0x1000000;
1658 if (serial_number > 0)
1659 sprintf(edid->serial_number, "%lu", (unsigned long) serial_number);
1661 /* parse EDID data */
1662 for (i = EDID_OFFSET_DATA_BLOCKS;
1663 i <= EDID_OFFSET_LAST_BLOCK;
1665 /* ignore pixel clock data */
1671 /* any useful blocks? */
1672 if (data[i+3] == EDID_DESCRIPTOR_DISPLAY_PRODUCT_NAME) {
1673 edid_parse_string(&data[i+5],
1674 edid->monitor_name);
1675 } else if (data[i+3] == EDID_DESCRIPTOR_DISPLAY_PRODUCT_SERIAL_NUMBER) {
1676 edid_parse_string(&data[i+5],
1677 edid->serial_number);
1678 } else if (data[i+3] == EDID_DESCRIPTOR_ALPHANUMERIC_DATA_STRING) {
1679 edid_parse_string(&data[i+5],
1687 find_and_parse_output_edid(struct drm_compositor *ec,
1688 struct drm_output *output,
1689 drmModeConnector *connector)
1691 drmModePropertyBlobPtr edid_blob = NULL;
1692 drmModePropertyPtr property;
1696 for (i = 0; i < connector->count_props && !edid_blob; i++) {
1697 property = drmModeGetProperty(ec->drm.fd, connector->props[i]);
1700 if ((property->flags & DRM_MODE_PROP_BLOB) &&
1701 !strcmp(property->name, "EDID")) {
1702 edid_blob = drmModeGetPropertyBlob(ec->drm.fd,
1703 connector->prop_values[i]);
1705 drmModeFreeProperty(property);
1710 rc = edid_parse(&output->edid,
1714 weston_log("EDID data '%s', '%s', '%s'\n",
1715 output->edid.pnp_id,
1716 output->edid.monitor_name,
1717 output->edid.serial_number);
1718 if (output->edid.pnp_id[0] != '\0')
1719 output->base.make = output->edid.pnp_id;
1720 if (output->edid.monitor_name[0] != '\0')
1721 output->base.model = output->edid.monitor_name;
1722 if (output->edid.serial_number[0] != '\0')
1723 output->base.serial_number = output->edid.serial_number;
1725 drmModeFreePropertyBlob(edid_blob);
1731 parse_modeline(const char *s, drmModeModeInfo *mode)
1737 mode->type = DRM_MODE_TYPE_USERDEF;
1743 if (sscanf(s, "%f %hd %hd %hd %hd %hd %hd %hd %hd %15s %15s",
1752 &mode->vtotal, hsync, vsync) != 11)
1755 mode->clock = fclock * 1000;
1756 if (strcmp(hsync, "+hsync") == 0)
1757 mode->flags |= DRM_MODE_FLAG_PHSYNC;
1758 else if (strcmp(hsync, "-hsync") == 0)
1759 mode->flags |= DRM_MODE_FLAG_NHSYNC;
1763 if (strcmp(vsync, "+vsync") == 0)
1764 mode->flags |= DRM_MODE_FLAG_PVSYNC;
1765 else if (strcmp(vsync, "-vsync") == 0)
1766 mode->flags |= DRM_MODE_FLAG_NVSYNC;
1774 parse_transform(const char *transform, const char *output_name)
1776 static const struct { const char *name; uint32_t token; } names[] = {
1777 { "normal", WL_OUTPUT_TRANSFORM_NORMAL },
1778 { "90", WL_OUTPUT_TRANSFORM_90 },
1779 { "180", WL_OUTPUT_TRANSFORM_180 },
1780 { "270", WL_OUTPUT_TRANSFORM_270 },
1781 { "flipped", WL_OUTPUT_TRANSFORM_FLIPPED },
1782 { "flipped-90", WL_OUTPUT_TRANSFORM_FLIPPED_90 },
1783 { "flipped-180", WL_OUTPUT_TRANSFORM_FLIPPED_180 },
1784 { "flipped-270", WL_OUTPUT_TRANSFORM_FLIPPED_270 },
1788 for (i = 0; i < ARRAY_LENGTH(names); i++)
1789 if (strcmp(names[i].name, transform) == 0)
1790 return names[i].token;
1792 weston_log("Invalid transform \"%s\" for output %s\n",
1793 transform, output_name);
1795 return WL_OUTPUT_TRANSFORM_NORMAL;
1799 setup_output_seat_constraint(struct drm_compositor *ec,
1800 struct weston_output *output,
1803 if (strcmp(s, "") != 0) {
1804 struct udev_seat *seat;
1806 seat = udev_seat_get_named(&ec->base, s);
1808 seat->base.output = output;
1810 if (seat && seat->base.pointer)
1811 weston_pointer_clamp(seat->base.pointer,
1812 &seat->base.pointer->x,
1813 &seat->base.pointer->y);
1818 create_output_for_connector(struct drm_compositor *ec,
1819 drmModeRes *resources,
1820 drmModeConnector *connector,
1821 int x, int y, struct udev_device *drm_device)
1823 struct drm_output *output;
1824 struct drm_mode *drm_mode, *next, *preferred, *current, *configured;
1825 struct weston_mode *m;
1826 struct weston_config_section *section;
1827 drmModeEncoder *encoder;
1828 drmModeModeInfo crtc_mode, modeline;
1830 int i, width, height, scale;
1832 const char *type_name;
1833 enum output_config config;
1836 i = find_crtc_for_connector(ec, resources, connector);
1838 weston_log("No usable crtc/encoder pair for connector.\n");
1842 output = zalloc(sizeof *output);
1846 output->base.subpixel = drm_subpixel_to_wayland(connector->subpixel);
1847 output->base.make = "unknown";
1848 output->base.model = "unknown";
1849 output->base.serial_number = "unknown";
1850 wl_list_init(&output->base.mode_list);
1852 if (connector->connector_type < ARRAY_LENGTH(connector_type_names))
1853 type_name = connector_type_names[connector->connector_type];
1855 type_name = "UNKNOWN";
1856 snprintf(name, 32, "%s%d", type_name, connector->connector_type_id);
1857 output->base.name = strdup(name);
1859 section = weston_config_get_section(ec->base.config, "output", "name",
1861 weston_config_section_get_string(section, "mode", &s, "preferred");
1862 if (strcmp(s, "off") == 0)
1863 config = OUTPUT_CONFIG_OFF;
1864 else if (strcmp(s, "preferred") == 0)
1865 config = OUTPUT_CONFIG_PREFERRED;
1866 else if (strcmp(s, "current") == 0)
1867 config = OUTPUT_CONFIG_CURRENT;
1868 else if (sscanf(s, "%dx%d", &width, &height) == 2)
1869 config = OUTPUT_CONFIG_MODE;
1870 else if (parse_modeline(s, &modeline) == 0)
1871 config = OUTPUT_CONFIG_MODELINE;
1873 weston_log("Invalid mode \"%s\" for output %s\n",
1874 s, output->base.name);
1875 config = OUTPUT_CONFIG_PREFERRED;
1879 weston_config_section_get_int(section, "scale", &scale, 1);
1880 weston_config_section_get_string(section, "transform", &s, "normal");
1881 transform = parse_transform(s, output->base.name);
1884 weston_config_section_get_string(section, "seat", &s, "");
1885 setup_output_seat_constraint(ec, &output->base, s);
1888 output->crtc_id = resources->crtcs[i];
1890 ec->crtc_allocator |= (1 << output->crtc_id);
1891 output->connector_id = connector->connector_id;
1892 ec->connector_allocator |= (1 << output->connector_id);
1894 output->original_crtc = drmModeGetCrtc(ec->drm.fd, output->crtc_id);
1895 output->dpms_prop = drm_get_prop(ec->drm.fd, connector, "DPMS");
1897 /* Get the current mode on the crtc that's currently driving
1898 * this connector. */
1899 encoder = drmModeGetEncoder(ec->drm.fd, connector->encoder_id);
1900 memset(&crtc_mode, 0, sizeof crtc_mode);
1901 if (encoder != NULL) {
1902 crtc = drmModeGetCrtc(ec->drm.fd, encoder->crtc_id);
1903 drmModeFreeEncoder(encoder);
1906 if (crtc->mode_valid)
1907 crtc_mode = crtc->mode;
1908 drmModeFreeCrtc(crtc);
1911 for (i = 0; i < connector->count_modes; i++) {
1912 drm_mode = drm_output_add_mode(output, &connector->modes[i]);
1917 if (config == OUTPUT_CONFIG_OFF) {
1918 weston_log("Disabling output %s\n", output->base.name);
1919 drmModeSetCrtc(ec->drm.fd, output->crtc_id,
1920 0, 0, 0, 0, 0, NULL);
1928 wl_list_for_each_reverse(drm_mode, &output->base.mode_list, base.link) {
1929 if (config == OUTPUT_CONFIG_MODE &&
1930 width == drm_mode->base.width &&
1931 height == drm_mode->base.height)
1932 configured = drm_mode;
1933 if (!memcmp(&crtc_mode, &drm_mode->mode_info, sizeof crtc_mode))
1935 if (drm_mode->base.flags & WL_OUTPUT_MODE_PREFERRED)
1936 preferred = drm_mode;
1939 if (config == OUTPUT_CONFIG_MODELINE) {
1940 configured = drm_output_add_mode(output, &modeline);
1945 if (current == NULL && crtc_mode.clock != 0) {
1946 current = drm_output_add_mode(output, &crtc_mode);
1951 if (config == OUTPUT_CONFIG_CURRENT)
1952 configured = current;
1954 if (option_current_mode && current)
1955 output->base.current_mode = ¤t->base;
1956 else if (configured)
1957 output->base.current_mode = &configured->base;
1959 output->base.current_mode = &preferred->base;
1961 output->base.current_mode = ¤t->base;
1963 if (output->base.current_mode == NULL) {
1964 weston_log("no available modes for %s\n", output->base.name);
1968 output->base.current_mode->flags |= WL_OUTPUT_MODE_CURRENT;
1970 weston_output_init(&output->base, &ec->base, x, y,
1971 connector->mmWidth, connector->mmHeight,
1974 if (ec->use_pixman) {
1975 if (drm_output_init_pixman(output, ec) < 0) {
1976 weston_log("Failed to init output pixman state\n");
1979 } else if (drm_output_init_egl(output, ec) < 0) {
1980 weston_log("Failed to init output gl state\n");
1984 output->backlight = backlight_init(drm_device,
1985 connector->connector_type);
1986 if (output->backlight) {
1987 weston_log("Initialized backlight, device %s\n",
1988 output->backlight->path);
1989 output->base.set_backlight = drm_set_backlight;
1990 output->base.backlight_current = drm_get_backlight(output);
1992 weston_log("Failed to initialize backlight\n");
1995 wl_list_insert(ec->base.output_list.prev, &output->base.link);
1997 find_and_parse_output_edid(ec, output, connector);
1998 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1999 output->base.connection_internal = 1;
2001 output->base.start_repaint_loop = drm_output_start_repaint_loop;
2002 output->base.repaint = drm_output_repaint;
2003 output->base.destroy = drm_output_destroy;
2004 output->base.assign_planes = drm_assign_planes;
2005 output->base.set_dpms = drm_set_dpms;
2006 output->base.switch_mode = drm_output_switch_mode;
2008 output->base.gamma_size = output->original_crtc->gamma_size;
2009 output->base.set_gamma = drm_output_set_gamma;
2011 weston_plane_init(&output->cursor_plane, 0, 0);
2012 weston_plane_init(&output->fb_plane, 0, 0);
2014 weston_compositor_stack_plane(&ec->base, &output->cursor_plane, NULL);
2015 weston_compositor_stack_plane(&ec->base, &output->fb_plane,
2016 &ec->base.primary_plane);
2018 weston_log("Output %s, (connector %d, crtc %d)\n",
2019 output->base.name, output->connector_id, output->crtc_id);
2020 wl_list_for_each(m, &output->base.mode_list, link)
2021 weston_log_continue(" mode %dx%d@%.1f%s%s%s\n",
2022 m->width, m->height, m->refresh / 1000.0,
2023 m->flags & WL_OUTPUT_MODE_PREFERRED ?
2025 m->flags & WL_OUTPUT_MODE_CURRENT ?
2027 connector->count_modes == 0 ?
2033 weston_output_destroy(&output->base);
2035 wl_list_for_each_safe(drm_mode, next, &output->base.mode_list,
2037 wl_list_remove(&drm_mode->base.link);
2041 drmModeFreeCrtc(output->original_crtc);
2042 ec->crtc_allocator &= ~(1 << output->crtc_id);
2043 ec->connector_allocator &= ~(1 << output->connector_id);
2050 create_sprites(struct drm_compositor *ec)
2052 struct drm_sprite *sprite;
2053 drmModePlaneRes *plane_res;
2054 drmModePlane *plane;
2057 plane_res = drmModeGetPlaneResources(ec->drm.fd);
2059 weston_log("failed to get plane resources: %s\n",
2064 for (i = 0; i < plane_res->count_planes; i++) {
2065 plane = drmModeGetPlane(ec->drm.fd, plane_res->planes[i]);
2069 sprite = zalloc(sizeof(*sprite) + ((sizeof(uint32_t)) *
2070 plane->count_formats));
2072 weston_log("%s: out of memory\n",
2078 sprite->possible_crtcs = plane->possible_crtcs;
2079 sprite->plane_id = plane->plane_id;
2080 sprite->current = NULL;
2081 sprite->next = NULL;
2082 sprite->compositor = ec;
2083 sprite->count_formats = plane->count_formats;
2084 memcpy(sprite->formats, plane->formats,
2085 plane->count_formats * sizeof(plane->formats[0]));
2086 drmModeFreePlane(plane);
2087 weston_plane_init(&sprite->plane, 0, 0);
2088 weston_compositor_stack_plane(&ec->base, &sprite->plane,
2089 &ec->base.primary_plane);
2091 wl_list_insert(&ec->sprite_list, &sprite->link);
2094 drmModeFreePlaneResources(plane_res);
2098 destroy_sprites(struct drm_compositor *compositor)
2100 struct drm_sprite *sprite, *next;
2101 struct drm_output *output;
2103 output = container_of(compositor->base.output_list.next,
2104 struct drm_output, base.link);
2106 wl_list_for_each_safe(sprite, next, &compositor->sprite_list, link) {
2107 drmModeSetPlane(compositor->drm.fd,
2109 output->crtc_id, 0, 0,
2110 0, 0, 0, 0, 0, 0, 0, 0);
2111 drm_output_release_fb(output, sprite->current);
2112 drm_output_release_fb(output, sprite->next);
2113 weston_plane_release(&sprite->plane);
2119 create_outputs(struct drm_compositor *ec, uint32_t option_connector,
2120 struct udev_device *drm_device)
2122 drmModeConnector *connector;
2123 drmModeRes *resources;
2127 resources = drmModeGetResources(ec->drm.fd);
2129 weston_log("drmModeGetResources failed\n");
2133 ec->crtcs = calloc(resources->count_crtcs, sizeof(uint32_t));
2135 drmModeFreeResources(resources);
2139 ec->min_width = resources->min_width;
2140 ec->max_width = resources->max_width;
2141 ec->min_height = resources->min_height;
2142 ec->max_height = resources->max_height;
2144 ec->num_crtcs = resources->count_crtcs;
2145 memcpy(ec->crtcs, resources->crtcs, sizeof(uint32_t) * ec->num_crtcs);
2147 for (i = 0; i < resources->count_connectors; i++) {
2148 connector = drmModeGetConnector(ec->drm.fd,
2149 resources->connectors[i]);
2150 if (connector == NULL)
2153 if (connector->connection == DRM_MODE_CONNECTED &&
2154 (option_connector == 0 ||
2155 connector->connector_id == option_connector)) {
2156 if (create_output_for_connector(ec, resources,
2159 drmModeFreeConnector(connector);
2163 x += container_of(ec->base.output_list.prev,
2164 struct weston_output,
2168 drmModeFreeConnector(connector);
2171 if (wl_list_empty(&ec->base.output_list)) {
2172 weston_log("No currently active connector found.\n");
2173 drmModeFreeResources(resources);
2177 drmModeFreeResources(resources);
2183 update_outputs(struct drm_compositor *ec, struct udev_device *drm_device)
2185 drmModeConnector *connector;
2186 drmModeRes *resources;
2187 struct drm_output *output, *next;
2189 int x_offset = 0, y_offset = 0;
2190 uint32_t connected = 0, disconnects = 0;
2193 resources = drmModeGetResources(ec->drm.fd);
2195 weston_log("drmModeGetResources failed\n");
2199 /* collect new connects */
2200 for (i = 0; i < resources->count_connectors; i++) {
2201 int connector_id = resources->connectors[i];
2203 connector = drmModeGetConnector(ec->drm.fd, connector_id);
2204 if (connector == NULL)
2207 if (connector->connection != DRM_MODE_CONNECTED) {
2208 drmModeFreeConnector(connector);
2212 connected |= (1 << connector_id);
2214 if (!(ec->connector_allocator & (1 << connector_id))) {
2215 struct weston_output *last =
2216 container_of(ec->base.output_list.prev,
2217 struct weston_output, link);
2219 /* XXX: not yet needed, we die with 0 outputs */
2220 if (!wl_list_empty(&ec->base.output_list))
2221 x = last->x + last->width;
2225 create_output_for_connector(ec, resources,
2228 weston_log("connector %d connected\n", connector_id);
2231 drmModeFreeConnector(connector);
2233 drmModeFreeResources(resources);
2235 disconnects = ec->connector_allocator & ~connected;
2237 wl_list_for_each_safe(output, next, &ec->base.output_list,
2239 if (x_offset != 0 || y_offset != 0) {
2240 weston_output_move(&output->base,
2241 output->base.x - x_offset,
2242 output->base.y - y_offset);
2245 if (disconnects & (1 << output->connector_id)) {
2246 disconnects &= ~(1 << output->connector_id);
2247 weston_log("connector %d disconnected\n",
2248 output->connector_id);
2249 x_offset += output->base.width;
2250 drm_output_destroy(&output->base);
2255 /* FIXME: handle zero outputs, without terminating */
2256 if (ec->connector_allocator == 0)
2257 wl_display_terminate(ec->base.wl_display);
2261 udev_event_is_hotplug(struct drm_compositor *ec, struct udev_device *device)
2266 sysnum = udev_device_get_sysnum(device);
2267 if (!sysnum || atoi(sysnum) != ec->drm.id)
2270 val = udev_device_get_property_value(device, "HOTPLUG");
2274 return strcmp(val, "1") == 0;
2278 udev_drm_event(int fd, uint32_t mask, void *data)
2280 struct drm_compositor *ec = data;
2281 struct udev_device *event;
2283 event = udev_monitor_receive_device(ec->udev_monitor);
2285 if (udev_event_is_hotplug(ec, event))
2286 update_outputs(ec, event);
2288 udev_device_unref(event);
2294 drm_restore(struct weston_compositor *ec)
2296 weston_launcher_restore(ec->launcher);
2300 drm_destroy(struct weston_compositor *ec)
2302 struct drm_compositor *d = (struct drm_compositor *) ec;
2304 udev_input_destroy(&d->input);
2306 wl_event_source_remove(d->udev_drm_source);
2307 wl_event_source_remove(d->drm_source);
2311 weston_compositor_shutdown(ec);
2313 ec->renderer->destroy(ec);
2316 gbm_device_destroy(d->gbm);
2318 weston_launcher_destroy(d->base.launcher);
2326 drm_compositor_set_modes(struct drm_compositor *compositor)
2328 struct drm_output *output;
2329 struct drm_mode *drm_mode;
2332 wl_list_for_each(output, &compositor->base.output_list, base.link) {
2333 if (!output->current) {
2334 /* If something that would cause the output to
2335 * switch mode happened while in another vt, we
2336 * might not have a current drm_fb. In that case,
2337 * schedule a repaint and let drm_output_repaint
2338 * handle setting the mode. */
2339 weston_output_schedule_repaint(&output->base);
2343 drm_mode = (struct drm_mode *) output->base.current_mode;
2344 ret = drmModeSetCrtc(compositor->drm.fd, output->crtc_id,
2345 output->current->fb_id, 0, 0,
2346 &output->connector_id, 1,
2347 &drm_mode->mode_info);
2350 "failed to set mode %dx%d for output at %d,%d: %m\n",
2351 drm_mode->base.width, drm_mode->base.height,
2352 output->base.x, output->base.y);
2358 session_notify(struct wl_listener *listener, void *data)
2360 struct weston_compositor *compositor = data;
2361 struct drm_compositor *ec = data;
2362 struct drm_sprite *sprite;
2363 struct drm_output *output;
2365 if (ec->base.session_active) {
2366 weston_log("activating session\n");
2367 compositor->focus = 1;
2368 if (ec->base.launcher == NULL && drmSetMaster(ec->drm.fd)) {
2369 weston_log("failed to set master: %m\n");
2370 wl_display_terminate(compositor->wl_display);
2372 compositor->state = ec->prev_state;
2373 drm_compositor_set_modes(ec);
2374 weston_compositor_damage_all(compositor);
2375 udev_input_enable(&ec->input, ec->udev);
2377 weston_log("deactivating session\n");
2378 udev_input_disable(&ec->input);
2380 compositor->focus = 0;
2381 ec->prev_state = compositor->state;
2382 weston_compositor_offscreen(compositor);
2384 /* If we have a repaint scheduled (either from a
2385 * pending pageflip or the idle handler), make sure we
2386 * cancel that so we don't try to pageflip when we're
2387 * vt switched away. The OFFSCREEN state will prevent
2388 * further attemps at repainting. When we switch
2389 * back, we schedule a repaint, which will process
2390 * pending frame callbacks. */
2392 wl_list_for_each(output, &ec->base.output_list, base.link) {
2393 output->base.repaint_needed = 0;
2394 drmModeSetCursor(ec->drm.fd, output->crtc_id, 0, 0, 0);
2397 output = container_of(ec->base.output_list.next,
2398 struct drm_output, base.link);
2400 wl_list_for_each(sprite, &ec->sprite_list, link)
2401 drmModeSetPlane(ec->drm.fd,
2403 output->crtc_id, 0, 0,
2404 0, 0, 0, 0, 0, 0, 0, 0);
2406 if (ec->base.launcher == NULL && drmDropMaster(ec->drm.fd) < 0)
2407 weston_log("failed to drop master: %m\n");
2412 switch_vt_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data)
2414 struct weston_compositor *compositor = data;
2416 weston_launcher_activate_vt(compositor->launcher, key - KEY_F1 + 1);
2421 * Some systems may have multiple DRM devices attached to a single seat. This
2422 * function loops over all devices and tries to find a PCI device with the
2423 * boot_vga sysfs attribute set to 1.
2424 * If no such device is found, the first DRM device reported by udev is used.
2426 static struct udev_device*
2427 find_primary_gpu(struct drm_compositor *ec, const char *seat)
2429 struct udev_enumerate *e;
2430 struct udev_list_entry *entry;
2431 const char *path, *device_seat, *id;
2432 struct udev_device *device, *drm_device, *pci;
2434 e = udev_enumerate_new(ec->udev);
2435 udev_enumerate_add_match_subsystem(e, "drm");
2436 udev_enumerate_add_match_sysname(e, "card[0-9]*");
2438 udev_enumerate_scan_devices(e);
2440 udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(e)) {
2441 path = udev_list_entry_get_name(entry);
2442 device = udev_device_new_from_syspath(ec->udev, path);
2445 device_seat = udev_device_get_property_value(device, "ID_SEAT");
2447 device_seat = default_seat;
2448 if (strcmp(device_seat, seat)) {
2449 udev_device_unref(device);
2453 pci = udev_device_get_parent_with_subsystem_devtype(device,
2456 id = udev_device_get_sysattr_value(pci, "boot_vga");
2457 if (id && !strcmp(id, "1")) {
2459 udev_device_unref(drm_device);
2460 drm_device = device;
2466 drm_device = device;
2468 udev_device_unref(device);
2471 udev_enumerate_unref(e);
2476 planes_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data)
2478 struct drm_compositor *c = data;
2482 c->cursors_are_broken ^= 1;
2485 c->sprites_are_broken ^= 1;
2488 c->sprites_hidden ^= 1;
2495 #ifdef BUILD_VAAPI_RECORDER
2497 recorder_frame_notify(struct wl_listener *listener, void *data)
2499 struct drm_output *output;
2500 struct drm_compositor *c;
2503 output = container_of(listener, struct drm_output,
2504 recorder_frame_listener);
2505 c = (struct drm_compositor *) output->base.compositor;
2507 if (!output->recorder)
2510 ret = drmPrimeHandleToFD(c->drm.fd, output->current->handle,
2513 weston_log("[libva recorder] "
2514 "failed to create prime fd for front buffer\n");
2518 vaapi_recorder_frame(output->recorder, fd, output->current->stride / 4);
2522 create_recorder(struct drm_compositor *c, int width, int height,
2523 const char *filename)
2528 fd = open(c->drm.filename, O_RDWR | O_CLOEXEC);
2532 drmGetMagic(fd, &magic);
2533 drmAuthMagic(c->drm.fd, magic);
2535 return vaapi_recorder_create(fd, width, height, filename);
2539 recorder_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
2542 struct drm_compositor *c = data;
2543 struct drm_output *output;
2546 output = container_of(c->base.output_list.next,
2547 struct drm_output, base.link);
2549 if (!output->recorder) {
2550 width = output->base.current_mode->width;
2551 height = output->base.current_mode->height;
2554 create_recorder(c, width, height, "capture.h264");
2555 if (!output->recorder) {
2556 weston_log("failed to create vaapi recorder\n");
2560 output->base.disable_planes++;
2562 output->recorder_frame_listener.notify = recorder_frame_notify;
2563 wl_signal_add(&output->base.frame_signal,
2564 &output->recorder_frame_listener);
2566 weston_output_schedule_repaint(&output->base);
2568 weston_log("[libva recorder] initialized\n");
2570 vaapi_recorder_destroy(output->recorder);
2571 output->recorder = NULL;
2573 output->base.disable_planes--;
2575 wl_list_remove(&output->recorder_frame_listener.link);
2576 weston_log("[libva recorder] done\n");
2581 recorder_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
2584 weston_log("Compiled without libva support\n");
2588 static struct weston_compositor *
2589 drm_compositor_create(struct wl_display *display,
2590 struct drm_parameters *param,
2591 int *argc, char *argv[],
2592 struct weston_config *config)
2594 struct drm_compositor *ec;
2595 struct weston_config_section *section;
2596 struct udev_device *drm_device;
2597 struct wl_event_loop *loop;
2602 weston_log("initializing drm backend\n");
2604 ec = zalloc(sizeof *ec);
2608 /* KMS support for sprites is not complete yet, so disable the
2609 * functionality for now. */
2610 ec->sprites_are_broken = 1;
2612 section = weston_config_get_section(config, "core", NULL, NULL);
2613 weston_config_section_get_string(section,
2614 "gbm-format", &s, "xrgb8888");
2615 if (strcmp(s, "xrgb8888") == 0)
2616 ec->format = GBM_FORMAT_XRGB8888;
2617 else if (strcmp(s, "rgb565") == 0)
2618 ec->format = GBM_FORMAT_RGB565;
2619 else if (strcmp(s, "xrgb2101010") == 0)
2620 ec->format = GBM_FORMAT_XRGB2101010;
2622 weston_log("fatal: unrecognized pixel format: %s\n", s);
2628 ec->use_pixman = param->use_pixman;
2630 if (weston_compositor_init(&ec->base, display, argc, argv,
2632 weston_log("%s failed\n", __func__);
2636 /* Check if we run drm-backend using weston-launch */
2637 ec->base.launcher = weston_launcher_connect(&ec->base, param->tty,
2639 if (ec->base.launcher == NULL) {
2640 weston_log("fatal: drm backend should be run "
2641 "using weston-launch binary or as root\n");
2642 goto err_compositor;
2645 ec->udev = udev_new();
2646 if (ec->udev == NULL) {
2647 weston_log("failed to initialize udev context\n");
2651 ec->base.wl_display = display;
2652 ec->session_listener.notify = session_notify;
2653 wl_signal_add(&ec->base.session_signal, &ec->session_listener);
2655 drm_device = find_primary_gpu(ec, param->seat_id);
2656 if (drm_device == NULL) {
2657 weston_log("no drm device found\n");
2660 path = udev_device_get_syspath(drm_device);
2662 if (init_drm(ec, drm_device) < 0) {
2663 weston_log("failed to initialize kms\n");
2667 if (ec->use_pixman) {
2668 if (init_pixman(ec) < 0) {
2669 weston_log("failed to initialize pixman renderer\n");
2673 if (init_egl(ec) < 0) {
2674 weston_log("failed to initialize egl\n");
2679 ec->base.destroy = drm_destroy;
2680 ec->base.restore = drm_restore;
2684 ec->prev_state = WESTON_COMPOSITOR_ACTIVE;
2686 for (key = KEY_F1; key < KEY_F9; key++)
2687 weston_compositor_add_key_binding(&ec->base, key,
2688 MODIFIER_CTRL | MODIFIER_ALT,
2689 switch_vt_binding, ec);
2691 wl_list_init(&ec->sprite_list);
2694 if (create_outputs(ec, param->connector, drm_device) < 0) {
2695 weston_log("failed to create output for %s\n", path);
2701 if (udev_input_init(&ec->input,
2702 &ec->base, ec->udev, param->seat_id) < 0) {
2703 weston_log("failed to create input devices\n");
2707 loop = wl_display_get_event_loop(ec->base.wl_display);
2709 wl_event_loop_add_fd(loop, ec->drm.fd,
2710 WL_EVENT_READABLE, on_drm_input, ec);
2712 ec->udev_monitor = udev_monitor_new_from_netlink(ec->udev, "udev");
2713 if (ec->udev_monitor == NULL) {
2714 weston_log("failed to intialize udev monitor\n");
2715 goto err_drm_source;
2717 udev_monitor_filter_add_match_subsystem_devtype(ec->udev_monitor,
2719 ec->udev_drm_source =
2720 wl_event_loop_add_fd(loop,
2721 udev_monitor_get_fd(ec->udev_monitor),
2722 WL_EVENT_READABLE, udev_drm_event, ec);
2724 if (udev_monitor_enable_receiving(ec->udev_monitor) < 0) {
2725 weston_log("failed to enable udev-monitor receiving\n");
2726 goto err_udev_monitor;
2729 udev_device_unref(drm_device);
2731 weston_compositor_add_debug_binding(&ec->base, KEY_O,
2732 planes_binding, ec);
2733 weston_compositor_add_debug_binding(&ec->base, KEY_C,
2734 planes_binding, ec);
2735 weston_compositor_add_debug_binding(&ec->base, KEY_V,
2736 planes_binding, ec);
2737 weston_compositor_add_debug_binding(&ec->base, KEY_Q,
2738 recorder_binding, ec);
2743 wl_event_source_remove(ec->udev_drm_source);
2744 udev_monitor_unref(ec->udev_monitor);
2746 wl_event_source_remove(ec->drm_source);
2747 udev_input_destroy(&ec->input);
2749 ec->base.renderer->destroy(&ec->base);
2750 gbm_device_destroy(ec->gbm);
2751 destroy_sprites(ec);
2753 udev_device_unref(drm_device);
2755 weston_launcher_destroy(ec->base.launcher);
2757 udev_unref(ec->udev);
2759 weston_compositor_shutdown(&ec->base);
2765 WL_EXPORT struct weston_compositor *
2766 backend_init(struct wl_display *display, int *argc, char *argv[],
2767 struct weston_config *config)
2769 struct drm_parameters param = { 0, };
2771 const struct weston_option drm_options[] = {
2772 { WESTON_OPTION_INTEGER, "connector", 0, ¶m.connector },
2773 { WESTON_OPTION_STRING, "seat", 0, ¶m.seat_id },
2774 { WESTON_OPTION_INTEGER, "tty", 0, ¶m.tty },
2775 { WESTON_OPTION_BOOLEAN, "current-mode", 0, &option_current_mode },
2776 { WESTON_OPTION_BOOLEAN, "use-pixman", 0, ¶m.use_pixman },
2779 param.seat_id = default_seat;
2781 parse_options(drm_options, ARRAY_LENGTH(drm_options), argc, argv);
2783 return drm_compositor_create(display, ¶m, argc, argv, config);