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Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001/*
Kristian Høgsberg96aa7da2011-09-15 15:43:14 -04002 * Copyright © 2008-2011 Kristian Høgsberg
3 * Copyright © 2011 Intel Corporation
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04004 *
Kristian Høgsberg96aa7da2011-09-15 15:43:14 -04005 * 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.
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040014 *
Kristian Høgsberg96aa7da2011-09-15 15:43:14 -040015 * 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.
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040022 */
23
Kristian Høgsberg0b9334a2011-04-12 11:34:32 -040024#define _GNU_SOURCE
25
Jesse Barnes58ef3792012-02-23 09:45:49 -050026#include <errno.h>
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040027#include <stdio.h>
28#include <stdlib.h>
29#include <string.h>
30#include <fcntl.h>
31#include <unistd.h>
Kristian Høgsberg5d1c0c52012-04-10 00:11:50 -040032#include <linux/input.h>
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040033
Benjamin Franzkec649a922011-03-02 11:56:04 +010034#include <xf86drm.h>
35#include <xf86drmMode.h>
Jesse Barnes58ef3792012-02-23 09:45:49 -050036#include <drm_fourcc.h>
Benjamin Franzkec649a922011-03-02 11:56:04 +010037
Benjamin Franzke060cf802011-04-30 09:32:11 +020038#include <gbm.h>
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +020039#include <libbacklight.h>
Benjamin Franzke060cf802011-04-30 09:32:11 +020040
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040041#include "compositor.h"
Tiago Vignattice03ec32011-12-19 01:14:03 +020042#include "evdev.h"
Benjamin Franzkebfeda132012-01-30 14:04:04 +010043#include "launcher-util.h"
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040044
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040045struct drm_compositor {
Kristian Høgsberg8334bc12012-01-03 10:29:47 -050046 struct weston_compositor base;
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040047
48 struct udev *udev;
49 struct wl_event_source *drm_source;
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040050
Benjamin Franzke9c26ff32011-03-15 15:08:41 +010051 struct udev_monitor *udev_monitor;
52 struct wl_event_source *udev_drm_source;
53
Benjamin Franzke2af7f102011-03-02 11:14:59 +010054 struct {
David Herrmannd7488c22012-03-11 20:05:21 +010055 int id;
Benjamin Franzke2af7f102011-03-02 11:14:59 +010056 int fd;
57 } drm;
Benjamin Franzke060cf802011-04-30 09:32:11 +020058 struct gbm_device *gbm;
Jesse Barnes58ef3792012-02-23 09:45:49 -050059 uint32_t *crtcs;
60 int num_crtcs;
Marty Jack13d9db22011-02-09 19:01:42 -050061 uint32_t crtc_allocator;
Benjamin Franzke9c26ff32011-03-15 15:08:41 +010062 uint32_t connector_allocator;
Kristian Høgsberge4762a62011-01-14 14:59:13 -050063 struct tty *tty;
Pekka Paalanenbce2d3f2011-12-02 13:07:27 +020064
Kristian Høgsbergb5ef5912012-03-28 22:53:49 -040065 struct gbm_surface *dummy_surface;
66 EGLSurface dummy_egl_surface;
67
Jesse Barnes58ef3792012-02-23 09:45:49 -050068 struct wl_list sprite_list;
Kristian Høgsberg65bec242012-03-05 19:57:35 -050069 int sprites_are_broken;
Jesse Barnes58ef3792012-02-23 09:45:49 -050070
Pekka Paalanenbce2d3f2011-12-02 13:07:27 +020071 uint32_t prev_state;
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040072};
73
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -040074struct drm_mode {
Kristian Høgsberg8334bc12012-01-03 10:29:47 -050075 struct weston_mode base;
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -040076 drmModeModeInfo mode_info;
77};
78
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +030079struct drm_output;
80
81struct drm_fb {
82 struct gbm_bo *bo;
83 struct drm_output *output;
84 uint32_t fb_id;
85 int is_client_buffer;
86 struct wl_buffer *buffer;
87 struct wl_listener buffer_destroy_listener;
88};
89
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040090struct drm_output {
Kristian Høgsberg8334bc12012-01-03 10:29:47 -050091 struct weston_output base;
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040092
Kristian Høgsbergce5325d2010-06-14 11:54:00 -040093 uint32_t crtc_id;
94 uint32_t connector_id;
Matt Roper361d2ad2011-08-29 13:52:23 -070095 drmModeCrtcPtr original_crtc;
Benjamin Franzke1178a3c2011-04-10 16:49:52 +020096
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -040097 struct gbm_surface *surface;
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -040098 struct gbm_bo *cursor_bo[2];
99 int current_cursor;
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400100 EGLSurface egl_surface;
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300101 struct drm_fb *current, *next;
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +0200102 struct backlight *backlight;
Kristian Høgsbergce5325d2010-06-14 11:54:00 -0400103};
104
Jesse Barnes58ef3792012-02-23 09:45:49 -0500105/*
106 * An output has a primary display plane plus zero or more sprites for
107 * blending display contents.
108 */
109struct drm_sprite {
110 struct wl_list link;
111
112 uint32_t fb_id;
113 uint32_t pending_fb_id;
114 struct weston_surface *surface;
115 struct weston_surface *pending_surface;
116
117 struct drm_compositor *compositor;
118
119 struct wl_listener destroy_listener;
120 struct wl_listener pending_destroy_listener;
121
122 uint32_t possible_crtcs;
123 uint32_t plane_id;
124 uint32_t count_formats;
125
126 int32_t src_x, src_y;
127 uint32_t src_w, src_h;
128 uint32_t dest_x, dest_y;
129 uint32_t dest_w, dest_h;
130
131 uint32_t formats[];
132};
133
134static int
135surface_is_primary(struct weston_compositor *ec, struct weston_surface *es)
136{
137 struct weston_surface *primary;
138
139 primary = container_of(ec->surface_list.next, struct weston_surface,
140 link);
141 if (es == primary)
142 return -1;
143 return 0;
144}
145
146static int
147drm_sprite_crtc_supported(struct weston_output *output_base, uint32_t supported)
148{
149 struct weston_compositor *ec = output_base->compositor;
150 struct drm_compositor *c =(struct drm_compositor *) ec;
151 struct drm_output *output = (struct drm_output *) output_base;
152 int crtc;
153
154 for (crtc = 0; crtc < c->num_crtcs; crtc++) {
155 if (c->crtcs[crtc] != output->crtc_id)
156 continue;
157
158 if (supported & (1 << crtc))
159 return -1;
160 }
161
162 return 0;
163}
164
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300165static void
166drm_fb_destroy_callback(struct gbm_bo *bo, void *data)
167{
168 struct drm_fb *fb = data;
169 struct gbm_device *gbm = gbm_bo_get_device(bo);
170
171 if (fb->fb_id)
172 drmModeRmFB(gbm_device_get_fd(gbm), fb->fb_id);
173
174 if (fb->buffer) {
175 weston_buffer_post_release(fb->buffer);
176 wl_list_remove(&fb->buffer_destroy_listener.link);
177 }
178
179 free(data);
180}
181
182static struct drm_fb *
183drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_output *output)
184{
185 struct drm_fb *fb = gbm_bo_get_user_data(bo);
186 struct drm_compositor *compositor =
187 (struct drm_compositor *) output->base.compositor;
188 uint32_t width, height, stride, handle;
189 int ret;
190
191 if (fb)
192 return fb;
193
194 fb = malloc(sizeof *fb);
195
196 fb->bo = bo;
197 fb->output = output;
198 fb->is_client_buffer = 0;
199 fb->buffer = NULL;
200
201 width = gbm_bo_get_width(bo);
202 height = gbm_bo_get_height(bo);
203 stride = gbm_bo_get_pitch(bo);
204 handle = gbm_bo_get_handle(bo).u32;
205
206 ret = drmModeAddFB(compositor->drm.fd, width, height, 24, 32,
207 stride, handle, &fb->fb_id);
208 if (ret) {
209 fprintf(stderr, "failed to create kms fb: %m\n");
210 free(fb);
211 return NULL;
212 }
213
214 gbm_bo_set_user_data(bo, fb, drm_fb_destroy_callback);
215
216 return fb;
217}
218
219static void
220fb_handle_buffer_destroy(struct wl_listener *listener, void *data)
221{
222 struct drm_fb *fb = container_of(listener, struct drm_fb,
223 buffer_destroy_listener);
224
225 fb->buffer = NULL;
226
227 if (fb == fb->output->next ||
228 (fb == fb->output->current && !fb->output->next))
229 weston_compositor_schedule_repaint(fb->output->base.compositor);
230}
231
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500232static int
233drm_output_prepare_scanout_surface(struct drm_output *output)
234{
235 struct drm_compositor *c =
236 (struct drm_compositor *) output->base.compositor;
237 struct weston_surface *es;
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300238 struct gbm_bo *bo;
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500239
240 es = container_of(c->base.surface_list.next,
241 struct weston_surface, link);
242
Kristian Høgsberg101cb652012-02-17 10:45:16 -0500243 if (es->geometry.x != output->base.x ||
Pekka Paalanenba3cf952012-01-25 16:22:05 +0200244 es->geometry.y != output->base.y ||
Pekka Paalanen60921e52012-01-25 15:55:43 +0200245 es->geometry.width != output->base.current->width ||
246 es->geometry.height != output->base.current->height ||
Pekka Paalanenf1f5b362012-01-25 14:33:33 +0200247 es->transform.enabled ||
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500248 es->image == EGL_NO_IMAGE_KHR)
249 return -1;
250
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300251 bo = gbm_bo_create_from_egl_image(c->gbm,
252 c->base.display, es->image,
253 es->geometry.width,
254 es->geometry.height,
255 GBM_BO_USE_SCANOUT);
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500256
Ander Conselvan de Oliveiraa64b15d2012-05-02 16:42:22 +0300257 /* Need to verify output->region contained in surface opaque
258 * region. Or maybe just that format doesn't have alpha.
259 * For now, scanout only if format is XRGB8888. */
260 if (gbm_bo_get_format(bo) != GBM_FORMAT_XRGB8888) {
261 gbm_bo_destroy(bo);
262 return -1;
263 }
264
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300265 output->next = drm_fb_get_from_bo(bo, output);
266 if (!output->next) {
267 gbm_bo_destroy(bo);
268 return -1;
269 }
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500270
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300271 output->next->is_client_buffer = 1;
272 output->next->buffer = es->buffer;
273 output->next->buffer->busy_count++;
274 output->next->buffer_destroy_listener.notify = fb_handle_buffer_destroy;
275
276 wl_signal_add(&output->next->buffer->resource.destroy_signal,
277 &output->next->buffer_destroy_listener);
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500278
279 pixman_region32_fini(&es->damage);
280 pixman_region32_init(&es->damage);
281
282 return 0;
283}
284
Kristian Høgsberg06cf6b02012-01-25 23:47:45 -0500285static void
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400286drm_output_render(struct drm_output *output, pixman_region32_t *damage)
287{
288 struct drm_compositor *compositor =
289 (struct drm_compositor *) output->base.compositor;
290 struct weston_surface *surface;
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300291 struct gbm_bo *bo;
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400292
293 if (!eglMakeCurrent(compositor->base.display, output->egl_surface,
294 output->egl_surface, compositor->base.context)) {
295 fprintf(stderr, "failed to make current\n");
296 return;
297 }
298
299 wl_list_for_each_reverse(surface, &compositor->base.surface_list, link)
300 weston_surface_draw(surface, &output->base, damage);
301
Scott Moreau062be7e2012-04-20 13:37:33 -0600302 weston_output_do_read_pixels(&output->base);
303
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400304 eglSwapBuffers(compositor->base.display, output->egl_surface);
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300305 bo = gbm_surface_lock_front_buffer(output->surface);
306 if (!bo) {
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400307 fprintf(stderr, "failed to lock front buffer: %m\n");
308 return;
309 }
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300310
311 output->next = drm_fb_get_from_bo(bo, output);
312 if (!output->next) {
313 fprintf(stderr, "failed to get drm_fb for bo\n");
314 gbm_surface_release_buffer(output->surface, bo);
315 return;
316 }
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400317}
318
319static void
Kristian Høgsberg6ddcdae2012-02-28 22:31:58 -0500320drm_output_repaint(struct weston_output *output_base,
321 pixman_region32_t *damage)
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +0100322{
323 struct drm_output *output = (struct drm_output *) output_base;
Kristian Høgsberg06cf6b02012-01-25 23:47:45 -0500324 struct drm_compositor *compositor =
325 (struct drm_compositor *) output->base.compositor;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500326 struct drm_sprite *s;
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400327 struct drm_mode *mode;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500328 int ret = 0;
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +0100329
Kristian Høgsberg5f5e42e2012-01-25 23:59:42 -0500330 drm_output_prepare_scanout_surface(output);
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300331 if (!output->next)
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400332 drm_output_render(output, damage);
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300333 if (!output->next)
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400334 return;
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +0100335
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400336 mode = container_of(output->base.current, struct drm_mode, base);
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300337 if (!output->current) {
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400338 ret = drmModeSetCrtc(compositor->drm.fd, output->crtc_id,
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300339 output->next->fb_id, 0, 0,
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400340 &output->connector_id, 1,
341 &mode->mode_info);
342 if (ret) {
343 fprintf(stderr, "set mode failed: %m\n");
344 return;
345 }
Benjamin Franzke1178a3c2011-04-10 16:49:52 +0200346 }
347
Kristian Høgsberg06cf6b02012-01-25 23:47:45 -0500348 if (drmModePageFlip(compositor->drm.fd, output->crtc_id,
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300349 output->next->fb_id,
Kristian Høgsberg54f14c32012-01-18 11:47:41 -0500350 DRM_MODE_PAGE_FLIP_EVENT, output) < 0) {
351 fprintf(stderr, "queueing pageflip failed: %m\n");
Kristian Høgsberg06cf6b02012-01-25 23:47:45 -0500352 return;
Kristian Høgsberg54f14c32012-01-18 11:47:41 -0500353 }
Benjamin Franzkeec4d3422011-03-14 12:07:26 +0100354
Jesse Barnes58ef3792012-02-23 09:45:49 -0500355 /*
356 * Now, update all the sprite surfaces
357 */
358 wl_list_for_each(s, &compositor->sprite_list, link) {
359 uint32_t flags = 0;
360 drmVBlank vbl = {
361 .request.type = DRM_VBLANK_RELATIVE | DRM_VBLANK_EVENT,
362 .request.sequence = 1,
363 };
364
365 if (!drm_sprite_crtc_supported(output_base, s->possible_crtcs))
366 continue;
367
368 ret = drmModeSetPlane(compositor->drm.fd, s->plane_id,
369 output->crtc_id, s->pending_fb_id, flags,
370 s->dest_x, s->dest_y,
371 s->dest_w, s->dest_h,
372 s->src_x, s->src_y,
373 s->src_w, s->src_h);
374 if (ret)
375 fprintf(stderr, "setplane failed: %d: %s\n",
376 ret, strerror(errno));
377
378 /*
379 * Queue a vblank signal so we know when the surface
380 * becomes active on the display or has been replaced.
381 */
382 vbl.request.signal = (unsigned long)s;
383 ret = drmWaitVBlank(compositor->drm.fd, &vbl);
384 if (ret) {
385 fprintf(stderr, "vblank event request failed: %d: %s\n",
386 ret, strerror(errno));
387 }
388 }
389
Kristian Høgsberg06cf6b02012-01-25 23:47:45 -0500390 return;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400391}
392
393static void
Jesse Barnes58ef3792012-02-23 09:45:49 -0500394vblank_handler(int fd, unsigned int frame, unsigned int sec, unsigned int usec,
395 void *data)
396{
397 struct drm_sprite *s = (struct drm_sprite *)data;
398 struct drm_compositor *c = s->compositor;
399
400 if (s->surface) {
401 weston_buffer_post_release(s->surface->buffer);
402 wl_list_remove(&s->destroy_listener.link);
403 s->surface = NULL;
404 drmModeRmFB(c->drm.fd, s->fb_id);
405 s->fb_id = 0;
406 }
407
408 if (s->pending_surface) {
409 wl_list_remove(&s->pending_destroy_listener.link);
Kristian Høgsberg27e30522012-04-11 23:18:23 -0400410 wl_signal_add(&s->pending_surface->buffer->resource.destroy_signal,
411 &s->destroy_listener);
Jesse Barnes58ef3792012-02-23 09:45:49 -0500412 s->surface = s->pending_surface;
413 s->pending_surface = NULL;
414 s->fb_id = s->pending_fb_id;
415 s->pending_fb_id = 0;
416 }
417}
418
419static void
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400420page_flip_handler(int fd, unsigned int frame,
421 unsigned int sec, unsigned int usec, void *data)
422{
Benjamin Franzke1178a3c2011-04-10 16:49:52 +0200423 struct drm_output *output = (struct drm_output *) data;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400424 uint32_t msecs;
425
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300426 if (output->current) {
427 if (output->current->is_client_buffer)
428 gbm_bo_destroy(output->current->bo);
429 else
430 gbm_surface_release_buffer(output->surface,
431 output->current->bo);
Benjamin Franzke1178a3c2011-04-10 16:49:52 +0200432 }
433
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300434 output->current = output->next;
435 output->next = NULL;
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400436
Benjamin Franzkeec4d3422011-03-14 12:07:26 +0100437 msecs = sec * 1000 + usec / 1000;
Kristian Høgsberg8334bc12012-01-03 10:29:47 -0500438 weston_output_finish_frame(&output->base, msecs);
Benjamin Franzke1178a3c2011-04-10 16:49:52 +0200439}
440
441static int
Jesse Barnes58ef3792012-02-23 09:45:49 -0500442drm_surface_format_supported(struct drm_sprite *s, uint32_t format)
443{
Kristian Høgsberg875ab9e2012-03-30 11:52:39 -0400444 uint32_t i;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500445
446 for (i = 0; i < s->count_formats; i++)
447 if (s->formats[i] == format)
448 return 1;
449
450 return 0;
451}
452
453static int
454drm_surface_transform_supported(struct weston_surface *es)
455{
456 if (es->transform.enabled)
457 return 0;
458
459 return 1;
460}
461
462static int
463drm_surface_overlap_supported(struct weston_output *output_base,
464 pixman_region32_t *overlap)
465{
466 /* We could potentially use a color key here if the surface left
467 * to display has rectangular regions
468 */
469 if (pixman_region32_not_empty(overlap))
470 return 0;
471 return 1;
472}
473
474static void
475drm_disable_unused_sprites(struct weston_output *output_base)
476{
477 struct weston_compositor *ec = output_base->compositor;
478 struct drm_compositor *c =(struct drm_compositor *) ec;
479 struct drm_output *output = (struct drm_output *) output_base;
480 struct drm_sprite *s;
481 int ret;
482
483 wl_list_for_each(s, &c->sprite_list, link) {
484 if (s->pending_fb_id)
485 continue;
486
487 ret = drmModeSetPlane(c->drm.fd, s->plane_id,
488 output->crtc_id, 0, 0,
489 0, 0, 0, 0, 0, 0, 0, 0);
490 if (ret)
491 fprintf(stderr,
492 "failed to disable plane: %d: %s\n",
493 ret, strerror(errno));
494 drmModeRmFB(c->drm.fd, s->fb_id);
495 s->surface = NULL;
496 s->pending_surface = NULL;
497 s->fb_id = 0;
498 s->pending_fb_id = 0;
499 }
500}
501
502/*
503 * This function must take care to damage any previously assigned surface
504 * if the sprite ends up binding to a different surface than in the
505 * previous frame.
506 */
507static int
508drm_output_prepare_overlay_surface(struct weston_output *output_base,
509 struct weston_surface *es,
510 pixman_region32_t *overlap)
511{
512 struct weston_compositor *ec = output_base->compositor;
513 struct drm_compositor *c =(struct drm_compositor *) ec;
514 struct drm_sprite *s;
515 int found = 0;
516 EGLint handle, stride;
517 struct gbm_bo *bo;
518 uint32_t fb_id = 0;
519 uint32_t handles[4], pitches[4], offsets[4];
520 int ret = 0;
521 pixman_region32_t dest_rect, src_rect;
522 pixman_box32_t *box;
523 uint32_t format;
524
Kristian Høgsberg65bec242012-03-05 19:57:35 -0500525 if (c->sprites_are_broken)
526 return -1;
527
Jesse Barnes58ef3792012-02-23 09:45:49 -0500528 if (surface_is_primary(ec, es))
529 return -1;
530
Kristian Høgsberg7a011ea2012-03-26 11:48:55 -0400531 if (es->image == EGL_NO_IMAGE_KHR)
Jesse Barnes58ef3792012-02-23 09:45:49 -0500532 return -1;
533
534 if (!drm_surface_transform_supported(es))
535 return -1;
536
537 if (!drm_surface_overlap_supported(output_base, overlap))
538 return -1;
539
540 wl_list_for_each(s, &c->sprite_list, link) {
541 if (!drm_sprite_crtc_supported(output_base, s->possible_crtcs))
542 continue;
543
544 if (!s->pending_fb_id) {
545 found = 1;
546 break;
547 }
548 }
549
550 /* No sprites available */
551 if (!found)
552 return -1;
553
554 bo = gbm_bo_create_from_egl_image(c->gbm, c->base.display, es->image,
555 es->geometry.width, es->geometry.height,
556 GBM_BO_USE_SCANOUT);
557 format = gbm_bo_get_format(bo);
558 handle = gbm_bo_get_handle(bo).s32;
559 stride = gbm_bo_get_pitch(bo);
560
561 gbm_bo_destroy(bo);
562
563 if (!drm_surface_format_supported(s, format))
564 return -1;
565
566 if (!handle)
567 return -1;
568
569 handles[0] = handle;
570 pitches[0] = stride;
571 offsets[0] = 0;
572
573 ret = drmModeAddFB2(c->drm.fd, es->geometry.width, es->geometry.height,
574 format, handles, pitches, offsets,
575 &fb_id, 0);
576 if (ret) {
577 fprintf(stderr, "addfb2 failed: %d\n", ret);
Kristian Høgsberg65bec242012-03-05 19:57:35 -0500578 c->sprites_are_broken = 1;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500579 return -1;
580 }
581
582 if (s->surface && s->surface != es) {
583 struct weston_surface *old_surf = s->surface;
584 pixman_region32_fini(&old_surf->damage);
585 pixman_region32_init_rect(&old_surf->damage,
586 old_surf->geometry.x, old_surf->geometry.y,
587 old_surf->geometry.width, old_surf->geometry.height);
588 }
589
590 s->pending_fb_id = fb_id;
591 s->pending_surface = es;
592 es->buffer->busy_count++;
593
594 /*
595 * Calculate the source & dest rects properly based on actual
596 * postion (note the caller has called weston_surface_update_transform()
597 * for us already).
598 */
599 pixman_region32_init(&dest_rect);
600 pixman_region32_intersect(&dest_rect, &es->transform.boundingbox,
601 &output_base->region);
602 pixman_region32_translate(&dest_rect, -output_base->x, -output_base->y);
603 box = pixman_region32_extents(&dest_rect);
604 s->dest_x = box->x1;
605 s->dest_y = box->y1;
606 s->dest_w = box->x2 - box->x1;
607 s->dest_h = box->y2 - box->y1;
608 pixman_region32_fini(&dest_rect);
609
610 pixman_region32_init(&src_rect);
611 pixman_region32_intersect(&src_rect, &es->transform.boundingbox,
612 &output_base->region);
613 pixman_region32_translate(&src_rect, -es->geometry.x, -es->geometry.y);
614 box = pixman_region32_extents(&src_rect);
Rob Clark3c97b902012-03-11 19:48:43 -0500615 s->src_x = box->x1 << 16;
616 s->src_y = box->y1 << 16;
617 s->src_w = (box->x2 - box->x1) << 16;
618 s->src_h = (box->y2 - box->y1) << 16;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500619 pixman_region32_fini(&src_rect);
620
Kristian Høgsberg27e30522012-04-11 23:18:23 -0400621 wl_signal_add(&es->buffer->resource.destroy_signal,
622 &s->pending_destroy_listener);
Jesse Barnes58ef3792012-02-23 09:45:49 -0500623 return 0;
624}
625
Kristian Høgsbergd8bf90c2012-02-23 23:03:14 -0500626static int
627drm_output_set_cursor(struct weston_output *output_base,
628 struct weston_input_device *eid);
629
630static void
631weston_output_set_cursor(struct weston_output *output,
632 struct weston_input_device *device,
633 pixman_region32_t *overlap)
634{
635 pixman_region32_t cursor_region;
636 int prior_was_hardware;
637
638 if (device->sprite == NULL)
639 return;
640
641 pixman_region32_init(&cursor_region);
642 pixman_region32_intersect(&cursor_region,
643 &device->sprite->transform.boundingbox,
644 &output->region);
645
646 if (!pixman_region32_not_empty(&cursor_region)) {
647 drm_output_set_cursor(output, NULL);
648 goto out;
649 }
650
651 prior_was_hardware = device->hw_cursor;
652 if (pixman_region32_not_empty(overlap) ||
653 drm_output_set_cursor(output, device) < 0) {
654 if (prior_was_hardware) {
655 weston_surface_damage(device->sprite);
656 drm_output_set_cursor(output, NULL);
657 }
658 device->hw_cursor = 0;
659 } else {
660 if (!prior_was_hardware)
661 weston_surface_damage_below(device->sprite);
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400662 wl_list_remove(&device->sprite->link);
Kristian Høgsbergd8bf90c2012-02-23 23:03:14 -0500663 device->hw_cursor = 1;
664 }
665
666out:
667 pixman_region32_fini(&cursor_region);
668}
669
Jesse Barnes58ef3792012-02-23 09:45:49 -0500670static void
671drm_assign_planes(struct weston_output *output)
672{
673 struct weston_compositor *ec = output->compositor;
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400674 struct weston_surface *es, *next;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500675 pixman_region32_t overlap, surface_overlap;
Kristian Høgsbergd8bf90c2012-02-23 23:03:14 -0500676 struct weston_input_device *device;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500677
678 /*
679 * Find a surface for each sprite in the output using some heuristics:
680 * 1) size
681 * 2) frequency of update
682 * 3) opacity (though some hw might support alpha blending)
683 * 4) clipping (this can be fixed with color keys)
684 *
685 * The idea is to save on blitting since this should save power.
686 * If we can get a large video surface on the sprite for example,
687 * the main display surface may not need to update at all, and
688 * the client buffer can be used directly for the sprite surface
689 * as we do for flipping full screen surfaces.
690 */
691 pixman_region32_init(&overlap);
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400692 wl_list_for_each_safe(es, next, &ec->surface_list, link) {
Jesse Barnes58ef3792012-02-23 09:45:49 -0500693 /*
694 * FIXME: try to assign hw cursors here too, they're just
695 * special overlays
696 */
697 pixman_region32_init(&surface_overlap);
698 pixman_region32_intersect(&surface_overlap, &overlap,
699 &es->transform.boundingbox);
700
Kristian Høgsbergd8bf90c2012-02-23 23:03:14 -0500701 device = (struct weston_input_device *) ec->input_device;
702 if (es == device->sprite) {
703 weston_output_set_cursor(output, device,
704 &surface_overlap);
705
706 if (!device->hw_cursor)
707 pixman_region32_union(&overlap, &overlap,
708 &es->transform.boundingbox);
709 } else if (!drm_output_prepare_overlay_surface(output, es,
710 &surface_overlap)) {
Jesse Barnes58ef3792012-02-23 09:45:49 -0500711 pixman_region32_fini(&es->damage);
712 pixman_region32_init(&es->damage);
713 } else {
714 pixman_region32_union(&overlap, &overlap,
715 &es->transform.boundingbox);
716 }
717 pixman_region32_fini(&surface_overlap);
718 }
719 pixman_region32_fini(&overlap);
720
721 drm_disable_unused_sprites(output);
722}
723
724static int
Kristian Høgsberg8334bc12012-01-03 10:29:47 -0500725drm_output_set_cursor(struct weston_output *output_base,
726 struct weston_input_device *eid)
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200727{
728 struct drm_output *output = (struct drm_output *) output_base;
729 struct drm_compositor *c =
730 (struct drm_compositor *) output->base.compositor;
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200731 EGLint handle, stride;
732 int ret = -1;
Benjamin Franzke060cf802011-04-30 09:32:11 +0200733 struct gbm_bo *bo;
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400734 uint32_t buf[64 * 64];
735 unsigned char *d, *s, *end;
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200736
Kristian Høgsberge4c40a42011-05-06 14:04:21 -0400737 if (eid == NULL) {
738 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
739 return 0;
740 }
741
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400742 if (eid->sprite->buffer == NULL ||
743 !wl_buffer_is_shm(eid->sprite->buffer))
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200744 goto out;
745
Pekka Paalanen60921e52012-01-25 15:55:43 +0200746 if (eid->sprite->geometry.width > 64 ||
747 eid->sprite->geometry.height > 64)
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200748 goto out;
Benjamin Franzke117483d2011-08-30 11:38:26 +0200749
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400750 output->current_cursor ^= 1;
751 bo = output->cursor_bo[output->current_cursor];
Kristian Høgsberg6916d9c2012-01-18 15:11:07 -0500752 if (bo == NULL)
753 goto out;
Benjamin Franzke060cf802011-04-30 09:32:11 +0200754
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400755 memset(buf, 0, sizeof buf);
756 d = (unsigned char *) buf;
757 stride = wl_shm_buffer_get_stride(eid->sprite->buffer);
758 s = wl_shm_buffer_get_data(eid->sprite->buffer);
759 end = s + stride * eid->sprite->geometry.height;
760 while (s < end) {
761 memcpy(d, s, eid->sprite->geometry.width * 4);
762 s += stride;
763 d += 64 * 4;
764 }
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200765
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400766 if (gbm_bo_write(bo, buf, sizeof buf) < 0)
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200767 goto out;
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200768
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -0400769 handle = gbm_bo_get_handle(bo).s32;
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200770 ret = drmModeSetCursor(c->drm.fd, output->crtc_id, handle, 64, 64);
771 if (ret) {
772 fprintf(stderr, "failed to set cursor: %s\n", strerror(-ret));
773 goto out;
774 }
775
776 ret = drmModeMoveCursor(c->drm.fd, output->crtc_id,
Pekka Paalanenba3cf952012-01-25 16:22:05 +0200777 eid->sprite->geometry.x - output->base.x,
778 eid->sprite->geometry.y - output->base.y);
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200779 if (ret) {
780 fprintf(stderr, "failed to move cursor: %s\n", strerror(-ret));
781 goto out;
782 }
783
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200784out:
Benjamin Franzke431da9a2011-04-20 11:02:58 +0200785 if (ret)
786 drmModeSetCursor(c->drm.fd, output->crtc_id, 0, 0, 0);
787 return ret;
788}
789
Matt Roper361d2ad2011-08-29 13:52:23 -0700790static void
Kristian Høgsberg8334bc12012-01-03 10:29:47 -0500791drm_output_destroy(struct weston_output *output_base)
Matt Roper361d2ad2011-08-29 13:52:23 -0700792{
793 struct drm_output *output = (struct drm_output *) output_base;
794 struct drm_compositor *c =
Benjamin Franzke117483d2011-08-30 11:38:26 +0200795 (struct drm_compositor *) output->base.compositor;
Matt Roper361d2ad2011-08-29 13:52:23 -0700796 drmModeCrtcPtr origcrtc = output->original_crtc;
Matt Roper361d2ad2011-08-29 13:52:23 -0700797
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +0200798 if (output->backlight)
799 backlight_destroy(output->backlight);
800
Matt Roper361d2ad2011-08-29 13:52:23 -0700801 /* Turn off hardware cursor */
Benjamin Franzke117483d2011-08-30 11:38:26 +0200802 drm_output_set_cursor(&output->base, NULL);
Matt Roper361d2ad2011-08-29 13:52:23 -0700803
804 /* Restore original CRTC state */
805 drmModeSetCrtc(c->drm.fd, origcrtc->crtc_id, origcrtc->buffer_id,
Benjamin Franzke117483d2011-08-30 11:38:26 +0200806 origcrtc->x, origcrtc->y,
807 &output->connector_id, 1, &origcrtc->mode);
Matt Roper361d2ad2011-08-29 13:52:23 -0700808 drmModeFreeCrtc(origcrtc);
809
Benjamin Franzke48c4ea22011-08-30 11:44:56 +0200810 c->crtc_allocator &= ~(1 << output->crtc_id);
811 c->connector_allocator &= ~(1 << output->connector_id);
812
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400813 eglDestroySurface(c->base.display, output->egl_surface);
814 gbm_surface_destroy(output->surface);
815
Kristian Høgsberg8334bc12012-01-03 10:29:47 -0500816 weston_output_destroy(&output->base);
Benjamin Franzke48c4ea22011-08-30 11:44:56 +0200817 wl_list_remove(&output->base.link);
818
Matt Roper361d2ad2011-08-29 13:52:23 -0700819 free(output);
820}
821
Alex Wub7b8bda2012-04-17 17:20:48 +0800822static struct drm_mode *
823choose_mode (struct drm_output *output, struct weston_mode *target_mode)
824{
825 struct drm_mode *tmp_mode = NULL, *mode;
826
827 if (output->base.current->width == target_mode->width &&
828 output->base.current->height == target_mode->height &&
829 (output->base.current->refresh == target_mode->refresh ||
830 target_mode->refresh == 0))
831 return (struct drm_mode *)output->base.current;
832
833 wl_list_for_each(mode, &output->base.mode_list, base.link) {
834 if (mode->mode_info.hdisplay == target_mode->width &&
835 mode->mode_info.vdisplay == target_mode->height) {
836 if (mode->mode_info.vrefresh == target_mode->refresh ||
837 target_mode->refresh == 0) {
838 return mode;
839 } else if (!tmp_mode)
840 tmp_mode = mode;
841 }
842 }
843
844 return tmp_mode;
845}
846
847static int
848drm_output_switch_mode(struct weston_output *output_base, struct weston_mode *mode)
849{
850 struct drm_output *output;
851 struct drm_mode *drm_mode;
852 int ret;
853 struct drm_compositor *ec;
854 struct gbm_surface *surface;
855 EGLSurface egl_surface;
856
857 if (output_base == NULL) {
858 fprintf(stderr, "output is NULL.\n");
859 return -1;
860 }
861
862 if (mode == NULL) {
863 fprintf(stderr, "mode is NULL.\n");
864 return -1;
865 }
866
867 ec = (struct drm_compositor *)output_base->compositor;
868 output = (struct drm_output *)output_base;
869 drm_mode = choose_mode (output, mode);
870
871 if (!drm_mode) {
872 printf("%s, invalid resolution:%dx%d\n", __func__, mode->width, mode->height);
873 return -1;
874 } else if (&drm_mode->base == output->base.current) {
875 return 0;
876 } else if (drm_mode->base.width == output->base.current->width &&
877 drm_mode->base.height == output->base.current->height) {
878 /* only change refresh value */
879 ret = drmModeSetCrtc(ec->drm.fd,
880 output->crtc_id,
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300881 output->current->fb_id, 0, 0,
Alex Wub7b8bda2012-04-17 17:20:48 +0800882 &output->connector_id, 1, &drm_mode->mode_info);
883
884 if (ret) {
885 fprintf(stderr, "failed to set mode (%dx%d) %u Hz\n",
886 drm_mode->base.width,
887 drm_mode->base.height,
888 drm_mode->base.refresh);
889 ret = -1;
890 } else {
891 output->base.current->flags = 0;
892 output->base.current = &drm_mode->base;
893 drm_mode->base.flags =
894 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
895 ret = 0;
896 }
897
898 return ret;
899 }
900
901 drm_mode->base.flags =
902 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
903
904 surface = gbm_surface_create(ec->gbm,
905 drm_mode->base.width,
906 drm_mode->base.height,
907 GBM_FORMAT_XRGB8888,
908 GBM_BO_USE_SCANOUT |
909 GBM_BO_USE_RENDERING);
910 if (!surface) {
911 fprintf(stderr, "failed to create gbm surface\n");
912 return -1;
913 }
914
915 egl_surface =
916 eglCreateWindowSurface(ec->base.display,
917 ec->base.config,
918 surface, NULL);
919
920 if (egl_surface == EGL_NO_SURFACE) {
921 fprintf(stderr, "failed to create egl surface\n");
922 goto err;
923 }
924
925 ret = drmModeSetCrtc(ec->drm.fd,
926 output->crtc_id,
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300927 output->current->fb_id, 0, 0,
Alex Wub7b8bda2012-04-17 17:20:48 +0800928 &output->connector_id, 1, &drm_mode->mode_info);
929 if (ret) {
930 fprintf(stderr, "failed to set mode\n");
931 goto err;
932 }
933
934 /* reset rendering stuff. */
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300935 if (output->current) {
936 if (output->current->is_client_buffer)
937 gbm_bo_destroy(output->current->bo);
938 else
939 gbm_surface_release_buffer(output->surface,
940 output->current->bo);
941 }
942 output->current = NULL;
Alex Wub7b8bda2012-04-17 17:20:48 +0800943
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +0300944 if (output->next) {
945 if (output->next->is_client_buffer)
946 gbm_bo_destroy(output->next->bo);
947 else
948 gbm_surface_release_buffer(output->surface,
949 output->next->bo);
950 }
951 output->next = NULL;
Alex Wub7b8bda2012-04-17 17:20:48 +0800952
953 eglDestroySurface(ec->base.display, output->egl_surface);
954 gbm_surface_destroy(output->surface);
955 output->egl_surface = egl_surface;
956 output->surface = surface;
957
958 /*update output*/
959 output->base.current = &drm_mode->base;
960 output->base.dirty = 1;
961 weston_output_move(&output->base, output->base.x, output->base.y);
962 return 0;
963
964err:
965 eglDestroySurface(ec->base.display, egl_surface);
966 gbm_surface_destroy(surface);
967 return -1;
968}
969
Kristian Høgsbergb1868472011-04-22 12:27:57 -0400970static int
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400971on_drm_input(int fd, uint32_t mask, void *data)
972{
973 drmEventContext evctx;
974
975 memset(&evctx, 0, sizeof evctx);
976 evctx.version = DRM_EVENT_CONTEXT_VERSION;
977 evctx.page_flip_handler = page_flip_handler;
Jesse Barnes58ef3792012-02-23 09:45:49 -0500978 evctx.vblank_handler = vblank_handler;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400979 drmHandleEvent(fd, &evctx);
Kristian Høgsbergb1868472011-04-22 12:27:57 -0400980
981 return 1;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400982}
983
984static int
Kristian Høgsbergce5325d2010-06-14 11:54:00 -0400985init_egl(struct drm_compositor *ec, struct udev_device *device)
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400986{
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -0400987 EGLint major, minor, n;
Kristian Høgsbergb5ef5912012-03-28 22:53:49 -0400988 const char *filename, *sysnum;
Kristian Høgsberg5fcd0aa2010-08-09 14:43:33 -0400989 int fd;
Kristian Høgsberg2c28aa52010-07-28 23:47:54 -0400990 static const EGLint context_attribs[] = {
991 EGL_CONTEXT_CLIENT_VERSION, 2,
992 EGL_NONE
993 };
Kristian Høgsbergfc783d42010-06-11 12:56:24 -0400994
David Herrmannd7488c22012-03-11 20:05:21 +0100995 sysnum = udev_device_get_sysnum(device);
996 if (sysnum)
997 ec->drm.id = atoi(sysnum);
998 if (!sysnum || ec->drm.id < 0) {
999 fprintf(stderr, "cannot get device sysnum\n");
1000 return -1;
1001 }
1002
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001003 static const EGLint config_attribs[] = {
1004 EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
1005 EGL_RED_SIZE, 1,
1006 EGL_GREEN_SIZE, 1,
1007 EGL_BLUE_SIZE, 1,
1008 EGL_ALPHA_SIZE, 0,
1009 EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
1010 EGL_NONE
1011 };
1012
Kristian Høgsberg5fcd0aa2010-08-09 14:43:33 -04001013 filename = udev_device_get_devnode(device);
David Herrmann63ff7062011-11-05 18:46:01 +01001014 fd = open(filename, O_RDWR | O_CLOEXEC);
Kristian Høgsberg5fcd0aa2010-08-09 14:43:33 -04001015 if (fd < 0) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001016 /* Probably permissions error */
1017 fprintf(stderr, "couldn't open %s, skipping\n",
1018 udev_device_get_devnode(device));
1019 return -1;
1020 }
1021
Benjamin Franzke2af7f102011-03-02 11:14:59 +01001022 ec->drm.fd = fd;
Benjamin Franzke060cf802011-04-30 09:32:11 +02001023 ec->gbm = gbm_create_device(ec->drm.fd);
1024 ec->base.display = eglGetDisplay(ec->gbm);
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001025 if (ec->base.display == NULL) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001026 fprintf(stderr, "failed to create display\n");
1027 return -1;
1028 }
1029
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001030 if (!eglInitialize(ec->base.display, &major, &minor)) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001031 fprintf(stderr, "failed to initialize display\n");
1032 return -1;
1033 }
1034
Darxus55973f22010-11-22 21:24:39 -05001035 if (!eglBindAPI(EGL_OPENGL_ES_API)) {
1036 fprintf(stderr, "failed to bind api EGL_OPENGL_ES_API\n");
1037 return -1;
1038 }
1039
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001040 if (!eglChooseConfig(ec->base.display, config_attribs,
1041 &ec->base.config, 1, &n) || n != 1) {
1042 fprintf(stderr, "failed to choose config: %d\n", n);
1043 return -1;
1044 }
1045
1046 ec->base.context = eglCreateContext(ec->base.display, ec->base.config,
Kristian Høgsberg2c28aa52010-07-28 23:47:54 -04001047 EGL_NO_CONTEXT, context_attribs);
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001048 if (ec->base.context == NULL) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001049 fprintf(stderr, "failed to create context\n");
1050 return -1;
1051 }
1052
Kristian Høgsbergb5ef5912012-03-28 22:53:49 -04001053 ec->dummy_surface = gbm_surface_create(ec->gbm, 10, 10,
1054 GBM_FORMAT_XRGB8888,
1055 GBM_BO_USE_RENDERING);
1056 if (!ec->dummy_surface) {
1057 fprintf(stderr, "failed to create dummy gbm surface\n");
1058 return -1;
1059 }
1060
1061 ec->dummy_egl_surface =
1062 eglCreateWindowSurface(ec->base.display, ec->base.config,
1063 ec->dummy_surface, NULL);
1064 if (ec->dummy_egl_surface == EGL_NO_SURFACE) {
1065 fprintf(stderr, "failed to create egl surface\n");
1066 return -1;
1067 }
1068
1069 if (!eglMakeCurrent(ec->base.display, ec->dummy_egl_surface,
1070 ec->dummy_egl_surface, ec->base.context)) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001071 fprintf(stderr, "failed to make context current\n");
1072 return -1;
1073 }
1074
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001075 return 0;
1076}
1077
1078static drmModeModeInfo builtin_1024x768 = {
1079 63500, /* clock */
1080 1024, 1072, 1176, 1328, 0,
1081 768, 771, 775, 798, 0,
1082 59920,
1083 DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC,
1084 0,
1085 "1024x768"
1086};
1087
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001088
1089static int
1090drm_output_add_mode(struct drm_output *output, drmModeModeInfo *info)
1091{
1092 struct drm_mode *mode;
1093
1094 mode = malloc(sizeof *mode);
1095 if (mode == NULL)
1096 return -1;
1097
1098 mode->base.flags = 0;
1099 mode->base.width = info->hdisplay;
1100 mode->base.height = info->vdisplay;
1101 mode->base.refresh = info->vrefresh;
1102 mode->mode_info = *info;
1103 wl_list_insert(output->base.mode_list.prev, &mode->base.link);
1104
1105 return 0;
1106}
1107
1108static int
1109drm_subpixel_to_wayland(int drm_value)
1110{
1111 switch (drm_value) {
1112 default:
1113 case DRM_MODE_SUBPIXEL_UNKNOWN:
1114 return WL_OUTPUT_SUBPIXEL_UNKNOWN;
1115 case DRM_MODE_SUBPIXEL_NONE:
1116 return WL_OUTPUT_SUBPIXEL_NONE;
1117 case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
1118 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
1119 case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
1120 return WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
1121 case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
1122 return WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
1123 case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
1124 return WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
1125 }
1126}
1127
Kristian Høgsberg9f404b72012-01-26 00:11:01 -05001128static void
Kristian Høgsberg27e30522012-04-11 23:18:23 -04001129sprite_handle_buffer_destroy(struct wl_listener *listener, void *data)
Jesse Barnes58ef3792012-02-23 09:45:49 -05001130{
1131 struct drm_sprite *sprite =
1132 container_of(listener, struct drm_sprite,
1133 destroy_listener);
1134
1135 sprite->surface = NULL;
1136}
1137
1138static void
Kristian Høgsberg27e30522012-04-11 23:18:23 -04001139sprite_handle_pending_buffer_destroy(struct wl_listener *listener, void *data)
Jesse Barnes58ef3792012-02-23 09:45:49 -05001140{
1141 struct drm_sprite *sprite =
1142 container_of(listener, struct drm_sprite,
1143 pending_destroy_listener);
1144
1145 sprite->pending_surface = NULL;
1146}
1147
Tiago Vignatti5ab91ad2012-03-12 19:40:09 -03001148/* returns a value between 0-255 range, where higher is brighter */
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001149static uint32_t
1150drm_get_backlight(struct drm_output *output)
1151{
1152 long brightness, max_brightness, norm;
1153
1154 brightness = backlight_get_brightness(output->backlight);
1155 max_brightness = backlight_get_max_brightness(output->backlight);
1156
Tiago Vignatti5ab91ad2012-03-12 19:40:09 -03001157 /* convert it on a scale of 0 to 255 */
1158 norm = (brightness * 255)/(max_brightness);
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001159
1160 return (uint32_t) norm;
1161}
1162
Tiago Vignatti5ab91ad2012-03-12 19:40:09 -03001163/* values accepted are between 0-255 range */
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001164static void
1165drm_set_backlight(struct weston_output *output_base, uint32_t value)
1166{
1167 struct drm_output *output = (struct drm_output *) output_base;
1168 long max_brightness, new_brightness;
1169
1170 if (!output->backlight)
1171 return;
1172
Kristian Høgsberg875ab9e2012-03-30 11:52:39 -04001173 if (value > 255)
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001174 return;
1175
1176 max_brightness = backlight_get_max_brightness(output->backlight);
1177
1178 /* get denormalized value */
Tiago Vignatti5ab91ad2012-03-12 19:40:09 -03001179 new_brightness = (value * max_brightness) / 255;
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001180
1181 backlight_set_brightness(output->backlight, new_brightness);
1182}
1183
1184static drmModePropertyPtr
1185drm_get_prop(int fd, drmModeConnectorPtr connector, const char *name)
1186{
1187 drmModePropertyPtr props;
1188 int i;
1189
1190 for (i = 0; i < connector->count_props; i++) {
1191 props = drmModeGetProperty(fd, connector->props[i]);
1192 if (!props)
1193 continue;
1194
1195 if (!strcmp(props->name, name))
1196 return props;
1197
1198 drmModeFreeProperty(props);
1199 }
1200
1201 return NULL;
1202}
1203
1204static void
1205drm_set_dpms(struct weston_output *output_base, enum dpms_enum level)
1206{
1207 struct drm_output *output = (struct drm_output *) output_base;
1208 struct weston_compositor *ec = output_base->compositor;
1209 struct drm_compositor *c = (struct drm_compositor *) ec;
1210 drmModeConnectorPtr connector;
1211 drmModePropertyPtr prop;
1212
1213 connector = drmModeGetConnector(c->drm.fd, output->connector_id);
1214 if (!connector)
1215 return;
1216
1217 prop = drm_get_prop(c->drm.fd, connector, "DPMS");
1218 if (!prop) {
1219 drmModeFreeConnector(connector);
1220 return;
1221 }
1222
1223 drmModeConnectorSetProperty(c->drm.fd, connector->connector_id,
1224 prop->prop_id, level);
1225 drmModeFreeProperty(prop);
1226 drmModeFreeConnector(connector);
1227}
1228
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001229static int
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001230create_output_for_connector(struct drm_compositor *ec,
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001231 drmModeRes *resources,
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +01001232 drmModeConnector *connector,
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001233 int x, int y, struct udev_device *drm_device)
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001234{
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001235 struct drm_output *output;
David Herrmann0f0d54e2011-12-08 17:05:45 +01001236 struct drm_mode *drm_mode, *next;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001237 drmModeEncoder *encoder;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001238 int i, ret;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001239
Benjamin Franzke2af7f102011-03-02 11:14:59 +01001240 encoder = drmModeGetEncoder(ec->drm.fd, connector->encoders[0]);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001241 if (encoder == NULL) {
1242 fprintf(stderr, "No encoder for connector.\n");
1243 return -1;
1244 }
1245
1246 for (i = 0; i < resources->count_crtcs; i++) {
Marty Jack13d9db22011-02-09 19:01:42 -05001247 if (encoder->possible_crtcs & (1 << i) &&
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001248 !(ec->crtc_allocator & (1 << resources->crtcs[i])))
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001249 break;
1250 }
1251 if (i == resources->count_crtcs) {
1252 fprintf(stderr, "No usable crtc for encoder.\n");
David Herrmanneb8bed52011-12-08 17:05:44 +01001253 drmModeFreeEncoder(encoder);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001254 return -1;
1255 }
1256
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001257 output = malloc(sizeof *output);
David Herrmanneb8bed52011-12-08 17:05:44 +01001258 if (output == NULL) {
1259 drmModeFreeEncoder(encoder);
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001260 return -1;
David Herrmanneb8bed52011-12-08 17:05:44 +01001261 }
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001262
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001263 memset(output, 0, sizeof *output);
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001264 output->base.subpixel = drm_subpixel_to_wayland(connector->subpixel);
1265 output->base.make = "unknown";
1266 output->base.model = "unknown";
1267 wl_list_init(&output->base.mode_list);
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001268
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001269 output->crtc_id = resources->crtcs[i];
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001270 ec->crtc_allocator |= (1 << output->crtc_id);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001271 output->connector_id = connector->connector_id;
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001272 ec->connector_allocator |= (1 << output->connector_id);
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001273
Matt Roper361d2ad2011-08-29 13:52:23 -07001274 output->original_crtc = drmModeGetCrtc(ec->drm.fd, output->crtc_id);
David Herrmann0f0d54e2011-12-08 17:05:45 +01001275 drmModeFreeEncoder(encoder);
Matt Roper361d2ad2011-08-29 13:52:23 -07001276
David Herrmann0f0d54e2011-12-08 17:05:45 +01001277 for (i = 0; i < connector->count_modes; i++) {
1278 ret = drm_output_add_mode(output, &connector->modes[i]);
1279 if (ret)
1280 goto err_free;
1281 }
1282
1283 if (connector->count_modes == 0) {
1284 ret = drm_output_add_mode(output, &builtin_1024x768);
1285 if (ret)
1286 goto err_free;
1287 }
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001288
1289 drm_mode = container_of(output->base.mode_list.next,
1290 struct drm_mode, base.link);
1291 output->base.current = &drm_mode->base;
1292 drm_mode->base.flags =
1293 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
1294
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001295 output->surface = gbm_surface_create(ec->gbm,
1296 output->base.current->width,
1297 output->base.current->height,
1298 GBM_FORMAT_XRGB8888,
1299 GBM_BO_USE_SCANOUT |
1300 GBM_BO_USE_RENDERING);
1301 if (!output->surface) {
1302 fprintf(stderr, "failed to create gbm surface\n");
1303 goto err_free;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001304 }
1305
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001306 output->egl_surface =
1307 eglCreateWindowSurface(ec->base.display, ec->base.config,
1308 output->surface, NULL);
1309 if (output->egl_surface == EGL_NO_SURFACE) {
1310 fprintf(stderr, "failed to create egl surface\n");
1311 goto err_surface;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001312 }
1313
Kristian Høgsberg8e1f77f2012-05-03 11:39:35 -04001314 output->cursor_bo[0] =
1315 gbm_bo_create(ec->gbm, 64, 64, GBM_FORMAT_ARGB8888,
1316 GBM_BO_USE_CURSOR_64X64 | GBM_BO_USE_WRITE);
1317 output->cursor_bo[1] =
1318 gbm_bo_create(ec->gbm, 64, 64, GBM_FORMAT_ARGB8888,
1319 GBM_BO_USE_CURSOR_64X64 | GBM_BO_USE_WRITE);
1320
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001321 output->backlight = backlight_init(drm_device,
1322 connector->connector_type);
1323 if (output->backlight) {
1324 output->base.set_backlight = drm_set_backlight;
1325 output->base.backlight_current = drm_get_backlight(output);
1326 }
1327
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001328 weston_output_init(&output->base, &ec->base, x, y,
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001329 connector->mmWidth, connector->mmHeight,
1330 WL_OUTPUT_FLIPPED);
Kristian Høgsberga4b7e202011-10-24 13:26:32 -04001331
1332 wl_list_insert(ec->base.output_list.prev, &output->base.link);
1333
Alex Wubd3354b2012-04-17 17:20:49 +08001334 output->base.origin = output->base.current;
Kristian Høgsberg68c479a2012-01-25 23:32:28 -05001335 output->base.repaint = drm_output_repaint;
Matt Roper361d2ad2011-08-29 13:52:23 -07001336 output->base.destroy = drm_output_destroy;
Jesse Barnes58ef3792012-02-23 09:45:49 -05001337 output->base.assign_planes = drm_assign_planes;
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001338 output->base.set_dpms = drm_set_dpms;
Alex Wub7b8bda2012-04-17 17:20:48 +08001339 output->base.switch_mode = drm_output_switch_mode;
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +01001340
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001341 return 0;
David Herrmann0f0d54e2011-12-08 17:05:45 +01001342
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001343err_surface:
1344 gbm_surface_destroy(output->surface);
David Herrmann0f0d54e2011-12-08 17:05:45 +01001345err_free:
1346 wl_list_for_each_safe(drm_mode, next, &output->base.mode_list,
1347 base.link) {
1348 wl_list_remove(&drm_mode->base.link);
1349 free(drm_mode);
1350 }
1351
1352 drmModeFreeCrtc(output->original_crtc);
1353 ec->crtc_allocator &= ~(1 << output->crtc_id);
1354 ec->connector_allocator &= ~(1 << output->connector_id);
David Herrmann0f0d54e2011-12-08 17:05:45 +01001355 free(output);
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001356
David Herrmann0f0d54e2011-12-08 17:05:45 +01001357 return -1;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001358}
1359
Jesse Barnes58ef3792012-02-23 09:45:49 -05001360static void
1361create_sprites(struct drm_compositor *ec)
1362{
1363 struct drm_sprite *sprite;
1364 drmModePlaneRes *plane_res;
1365 drmModePlane *plane;
Kristian Høgsberg875ab9e2012-03-30 11:52:39 -04001366 uint32_t i;
Jesse Barnes58ef3792012-02-23 09:45:49 -05001367
1368 plane_res = drmModeGetPlaneResources(ec->drm.fd);
1369 if (!plane_res) {
1370 fprintf(stderr, "failed to get plane resources: %s\n",
1371 strerror(errno));
1372 return;
1373 }
1374
1375 for (i = 0; i < plane_res->count_planes; i++) {
1376 plane = drmModeGetPlane(ec->drm.fd, plane_res->planes[i]);
1377 if (!plane)
1378 continue;
1379
1380 sprite = malloc(sizeof(*sprite) + ((sizeof(uint32_t)) *
1381 plane->count_formats));
1382 if (!sprite) {
1383 fprintf(stderr, "%s: out of memory\n",
1384 __func__);
1385 free(plane);
1386 continue;
1387 }
1388
1389 memset(sprite, 0, sizeof *sprite);
1390
1391 sprite->possible_crtcs = plane->possible_crtcs;
1392 sprite->plane_id = plane->plane_id;
1393 sprite->surface = NULL;
1394 sprite->pending_surface = NULL;
1395 sprite->fb_id = 0;
1396 sprite->pending_fb_id = 0;
Kristian Høgsberg27e30522012-04-11 23:18:23 -04001397 sprite->destroy_listener.notify = sprite_handle_buffer_destroy;
1398 sprite->pending_destroy_listener.notify =
Jesse Barnes58ef3792012-02-23 09:45:49 -05001399 sprite_handle_pending_buffer_destroy;
1400 sprite->compositor = ec;
1401 sprite->count_formats = plane->count_formats;
1402 memcpy(sprite->formats, plane->formats,
Rob Clark8efbc8e2012-03-11 19:48:44 -05001403 plane->count_formats * sizeof(plane->formats[0]));
Jesse Barnes58ef3792012-02-23 09:45:49 -05001404 drmModeFreePlane(plane);
1405
1406 wl_list_insert(&ec->sprite_list, &sprite->link);
1407 }
1408
1409 free(plane_res->planes);
1410 free(plane_res);
1411}
1412
Kristian Høgsberg85fd3272012-02-23 21:45:32 -05001413static void
1414destroy_sprites(struct drm_compositor *compositor)
1415{
1416 struct drm_sprite *sprite, *next;
1417 struct drm_output *output;
1418
1419 output = container_of(compositor->base.output_list.next,
1420 struct drm_output, base.link);
1421
1422 wl_list_for_each_safe(sprite, next, &compositor->sprite_list, link) {
1423 drmModeSetPlane(compositor->drm.fd,
1424 sprite->plane_id,
1425 output->crtc_id, 0, 0,
1426 0, 0, 0, 0, 0, 0, 0, 0);
1427 drmModeRmFB(compositor->drm.fd, sprite->fb_id);
1428 free(sprite);
1429 }
1430}
Jesse Barnes58ef3792012-02-23 09:45:49 -05001431
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001432static int
Kristian Høgsberg875ab9e2012-03-30 11:52:39 -04001433create_outputs(struct drm_compositor *ec, uint32_t option_connector,
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001434 struct udev_device *drm_device)
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001435{
1436 drmModeConnector *connector;
1437 drmModeRes *resources;
1438 int i;
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +01001439 int x = 0, y = 0;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001440
Benjamin Franzke2af7f102011-03-02 11:14:59 +01001441 resources = drmModeGetResources(ec->drm.fd);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001442 if (!resources) {
1443 fprintf(stderr, "drmModeGetResources failed\n");
1444 return -1;
1445 }
1446
Jesse Barnes58ef3792012-02-23 09:45:49 -05001447 ec->crtcs = calloc(resources->count_crtcs, sizeof(uint32_t));
Christopher Michaeleb866cd2012-03-07 14:55:21 -05001448 if (!ec->crtcs) {
1449 drmModeFreeResources(resources);
Jesse Barnes58ef3792012-02-23 09:45:49 -05001450 return -1;
Christopher Michaeleb866cd2012-03-07 14:55:21 -05001451 }
Jesse Barnes58ef3792012-02-23 09:45:49 -05001452
1453 ec->num_crtcs = resources->count_crtcs;
1454 memcpy(ec->crtcs, resources->crtcs, sizeof(uint32_t) * ec->num_crtcs);
1455
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001456 for (i = 0; i < resources->count_connectors; i++) {
Benjamin Franzke117483d2011-08-30 11:38:26 +02001457 connector = drmModeGetConnector(ec->drm.fd,
1458 resources->connectors[i]);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001459 if (connector == NULL)
1460 continue;
1461
1462 if (connector->connection == DRM_MODE_CONNECTED &&
1463 (option_connector == 0 ||
Benjamin Franzke9eaee352011-08-02 13:03:54 +02001464 connector->connector_id == option_connector)) {
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +01001465 if (create_output_for_connector(ec, resources,
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001466 connector, x, y,
1467 drm_device) < 0) {
Benjamin Franzke439d9862011-10-07 08:20:53 +02001468 drmModeFreeConnector(connector);
1469 continue;
1470 }
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001471
Benjamin Franzke9eaee352011-08-02 13:03:54 +02001472 x += container_of(ec->base.output_list.prev,
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001473 struct weston_output,
Benjamin Franzke9eaee352011-08-02 13:03:54 +02001474 link)->current->width;
1475 }
Benjamin Franzkeeefc36c2011-03-11 16:39:20 +01001476
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001477 drmModeFreeConnector(connector);
1478 }
1479
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001480 if (wl_list_empty(&ec->base.output_list)) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001481 fprintf(stderr, "No currently active connector found.\n");
Christopher Michaeleb866cd2012-03-07 14:55:21 -05001482 drmModeFreeResources(resources);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001483 return -1;
1484 }
1485
1486 drmModeFreeResources(resources);
1487
1488 return 0;
1489}
1490
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001491static void
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001492update_outputs(struct drm_compositor *ec, struct udev_device *drm_device)
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001493{
1494 drmModeConnector *connector;
1495 drmModeRes *resources;
1496 struct drm_output *output, *next;
1497 int x = 0, y = 0;
1498 int x_offset = 0, y_offset = 0;
1499 uint32_t connected = 0, disconnects = 0;
1500 int i;
1501
1502 resources = drmModeGetResources(ec->drm.fd);
1503 if (!resources) {
1504 fprintf(stderr, "drmModeGetResources failed\n");
1505 return;
1506 }
1507
1508 /* collect new connects */
1509 for (i = 0; i < resources->count_connectors; i++) {
Benjamin Franzke117483d2011-08-30 11:38:26 +02001510 int connector_id = resources->connectors[i];
1511
1512 connector = drmModeGetConnector(ec->drm.fd, connector_id);
David Herrmann7551cff2011-12-08 17:05:43 +01001513 if (connector == NULL)
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001514 continue;
1515
David Herrmann7551cff2011-12-08 17:05:43 +01001516 if (connector->connection != DRM_MODE_CONNECTED) {
1517 drmModeFreeConnector(connector);
1518 continue;
1519 }
1520
Benjamin Franzke117483d2011-08-30 11:38:26 +02001521 connected |= (1 << connector_id);
1522
1523 if (!(ec->connector_allocator & (1 << connector_id))) {
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001524 struct weston_output *last =
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001525 container_of(ec->base.output_list.prev,
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001526 struct weston_output, link);
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001527
1528 /* XXX: not yet needed, we die with 0 outputs */
1529 if (!wl_list_empty(&ec->base.output_list))
Benjamin Franzke117483d2011-08-30 11:38:26 +02001530 x = last->x + last->current->width;
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001531 else
1532 x = 0;
1533 y = 0;
1534 create_output_for_connector(ec, resources,
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001535 connector, x, y,
1536 drm_device);
Benjamin Franzke117483d2011-08-30 11:38:26 +02001537 printf("connector %d connected\n", connector_id);
1538
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001539 }
1540 drmModeFreeConnector(connector);
1541 }
1542 drmModeFreeResources(resources);
1543
1544 disconnects = ec->connector_allocator & ~connected;
1545 if (disconnects) {
1546 wl_list_for_each_safe(output, next, &ec->base.output_list,
1547 base.link) {
1548 if (x_offset != 0 || y_offset != 0) {
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001549 weston_output_move(&output->base,
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001550 output->base.x - x_offset,
1551 output->base.y - y_offset);
1552 }
1553
1554 if (disconnects & (1 << output->connector_id)) {
1555 disconnects &= ~(1 << output->connector_id);
1556 printf("connector %d disconnected\n",
1557 output->connector_id);
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -04001558 x_offset += output->base.current->width;
Benjamin Franzke48c4ea22011-08-30 11:44:56 +02001559 drm_output_destroy(&output->base);
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001560 }
1561 }
1562 }
1563
1564 /* FIXME: handle zero outputs, without terminating */
1565 if (ec->connector_allocator == 0)
1566 wl_display_terminate(ec->base.wl_display);
1567}
1568
1569static int
David Herrmannd7488c22012-03-11 20:05:21 +01001570udev_event_is_hotplug(struct drm_compositor *ec, struct udev_device *device)
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001571{
David Herrmannd7488c22012-03-11 20:05:21 +01001572 const char *sysnum;
David Herrmann6ac52db2012-03-11 20:05:22 +01001573 const char *val;
David Herrmannd7488c22012-03-11 20:05:21 +01001574
1575 sysnum = udev_device_get_sysnum(device);
1576 if (!sysnum || atoi(sysnum) != ec->drm.id)
1577 return 0;
Benjamin Franzke117483d2011-08-30 11:38:26 +02001578
David Herrmann6ac52db2012-03-11 20:05:22 +01001579 val = udev_device_get_property_value(device, "HOTPLUG");
1580 if (!val)
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001581 return 0;
1582
David Herrmann6ac52db2012-03-11 20:05:22 +01001583 return strcmp(val, "1") == 0;
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001584}
1585
Kristian Høgsbergb1868472011-04-22 12:27:57 -04001586static int
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001587udev_drm_event(int fd, uint32_t mask, void *data)
1588{
1589 struct drm_compositor *ec = data;
1590 struct udev_device *event;
1591
1592 event = udev_monitor_receive_device(ec->udev_monitor);
Benjamin Franzke117483d2011-08-30 11:38:26 +02001593
David Herrmannd7488c22012-03-11 20:05:21 +01001594 if (udev_event_is_hotplug(ec, event))
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001595 update_outputs(ec, event);
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001596
1597 udev_device_unref(event);
Kristian Høgsbergb1868472011-04-22 12:27:57 -04001598
1599 return 1;
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001600}
1601
Kristian Høgsbergcaa64422010-12-01 16:52:15 -05001602static void
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001603drm_destroy(struct weston_compositor *ec)
Kristian Høgsbergcaa64422010-12-01 16:52:15 -05001604{
1605 struct drm_compositor *d = (struct drm_compositor *) ec;
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001606 struct weston_input_device *input, *next;
Kristian Høgsbergcaa64422010-12-01 16:52:15 -05001607
Jonas Ådahlc97af922012-03-28 22:36:09 +02001608 wl_list_for_each_safe(input, next, &ec->input_device_list, link)
1609 evdev_input_destroy(input);
1610
1611 wl_event_source_remove(d->udev_drm_source);
1612 wl_event_source_remove(d->drm_source);
1613
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001614 weston_compositor_shutdown(ec);
Jonas Ådahlc97af922012-03-28 22:36:09 +02001615
Ander Conselvan de Oliveira5f5f3192012-04-30 13:31:28 +03001616 /* Work around crash in egl_dri2.c's dri2_make_current() */
1617 eglMakeCurrent(ec->display, EGL_NO_SURFACE, EGL_NO_SURFACE,
1618 EGL_NO_CONTEXT);
1619 eglTerminate(ec->display);
1620 eglReleaseThread();
1621
Matt Roper361d2ad2011-08-29 13:52:23 -07001622 gbm_device_destroy(d->gbm);
Kristian Høgsberg85fd3272012-02-23 21:45:32 -05001623 destroy_sprites(d);
Benjamin Franzkebfeda132012-01-30 14:04:04 +01001624 if (weston_launcher_drm_set_master(&d->base, d->drm.fd, 0) < 0)
1625 fprintf(stderr, "failed to drop master: %m\n");
Kristian Høgsberge4762a62011-01-14 14:59:13 -05001626 tty_destroy(d->tty);
Kristian Høgsbergcaa64422010-12-01 16:52:15 -05001627
Kristian Høgsberge4762a62011-01-14 14:59:13 -05001628 free(d);
Kristian Høgsbergcaa64422010-12-01 16:52:15 -05001629}
1630
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001631static void
Kristian Høgsberg835cd492012-01-18 11:48:46 -05001632drm_compositor_set_modes(struct drm_compositor *compositor)
1633{
1634 struct drm_output *output;
1635 struct drm_mode *drm_mode;
1636 int ret;
1637
1638 wl_list_for_each(output, &compositor->base.output_list, base.link) {
1639 drm_mode = (struct drm_mode *) output->base.current;
1640 ret = drmModeSetCrtc(compositor->drm.fd, output->crtc_id,
Ander Conselvan de Oliveira555c17d2012-05-02 16:42:21 +03001641 output->current->fb_id, 0, 0,
Kristian Høgsberg835cd492012-01-18 11:48:46 -05001642 &output->connector_id, 1,
1643 &drm_mode->mode_info);
1644 if (ret < 0) {
1645 fprintf(stderr,
Kristian Høgsbergcbcd0472012-03-11 18:27:41 -04001646 "failed to set mode %dx%d for output at %d,%d: %m\n",
Kristian Høgsberg835cd492012-01-18 11:48:46 -05001647 drm_mode->base.width, drm_mode->base.height,
1648 output->base.x, output->base.y);
1649 }
1650 }
1651}
1652
1653static void
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001654vt_func(struct weston_compositor *compositor, int event)
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001655{
1656 struct drm_compositor *ec = (struct drm_compositor *) compositor;
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001657 struct weston_output *output;
1658 struct weston_input_device *input;
Kristian Høgsberg85fd3272012-02-23 21:45:32 -05001659 struct drm_sprite *sprite;
1660 struct drm_output *drm_output;
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001661
1662 switch (event) {
1663 case TTY_ENTER_VT:
1664 compositor->focus = 1;
Benjamin Franzkebfeda132012-01-30 14:04:04 +01001665 if (weston_launcher_drm_set_master(&ec->base, ec->drm.fd, 1)) {
Kristian Høgsberga018fb02012-01-16 10:52:52 -05001666 fprintf(stderr, "failed to set master: %m\n");
1667 wl_display_terminate(compositor->wl_display);
1668 }
Pekka Paalanenbce2d3f2011-12-02 13:07:27 +02001669 compositor->state = ec->prev_state;
Kristian Høgsberg835cd492012-01-18 11:48:46 -05001670 drm_compositor_set_modes(ec);
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001671 weston_compositor_damage_all(compositor);
Benjamin Franzke78d3afe2012-04-09 18:14:58 +02001672 wl_list_for_each(input, &compositor->input_device_list, link) {
Tiago Vignatti6e2d5f12011-12-19 00:32:48 +02001673 evdev_add_devices(ec->udev, input);
Benjamin Franzke78d3afe2012-04-09 18:14:58 +02001674 evdev_enable_udev_monitor(ec->udev, input);
1675 }
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001676 break;
1677 case TTY_LEAVE_VT:
Kristian Høgsberg4014a6b2012-04-10 00:08:45 -04001678 wl_list_for_each(input, &compositor->input_device_list, link) {
1679 evdev_disable_udev_monitor(input);
1680 evdev_remove_devices(input);
1681 }
1682
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001683 compositor->focus = 0;
Pekka Paalanenbce2d3f2011-12-02 13:07:27 +02001684 ec->prev_state = compositor->state;
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001685 compositor->state = WESTON_COMPOSITOR_SLEEPING;
Kristian Høgsbergd8e181b2011-05-06 15:38:28 -04001686
Kristian Høgsberg34f80ff2012-01-18 11:50:31 -05001687 /* If we have a repaint scheduled (either from a
1688 * pending pageflip or the idle handler), make sure we
1689 * cancel that so we don't try to pageflip when we're
1690 * vt switched away. The SLEEPING state will prevent
1691 * further attemps at repainting. When we switch
1692 * back, we schedule a repaint, which will process
1693 * pending frame callbacks. */
1694
1695 wl_list_for_each(output, &ec->base.output_list, link) {
1696 output->repaint_needed = 0;
1697 drm_output_set_cursor(output, NULL);
1698 }
1699
Kristian Høgsberg85fd3272012-02-23 21:45:32 -05001700 drm_output = container_of(ec->base.output_list.next,
1701 struct drm_output, base.link);
1702
1703 wl_list_for_each(sprite, &ec->sprite_list, link)
1704 drmModeSetPlane(ec->drm.fd,
1705 sprite->plane_id,
1706 drm_output->crtc_id, 0, 0,
1707 0, 0, 0, 0, 0, 0, 0, 0);
1708
Benjamin Franzkebfeda132012-01-30 14:04:04 +01001709 if (weston_launcher_drm_set_master(&ec->base, ec->drm.fd, 0) < 0)
Kristian Høgsberga018fb02012-01-16 10:52:52 -05001710 fprintf(stderr, "failed to drop master: %m\n");
1711
Kristian Høgsberg9396fc52011-05-06 15:15:37 -04001712 break;
1713 };
1714}
1715
Kristian Høgsberg5d1c0c52012-04-10 00:11:50 -04001716static void
1717switch_vt_binding(struct wl_input_device *device, uint32_t time,
1718 uint32_t key, uint32_t button, uint32_t axis, int32_t state, void *data)
1719{
1720 struct drm_compositor *ec = data;
1721
1722 if (state)
1723 tty_activate_vt(ec->tty, key - KEY_F1 + 1);
1724}
1725
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001726static const char default_seat[] = "seat0";
1727
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001728static struct weston_compositor *
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001729drm_compositor_create(struct wl_display *display,
Tiago Vignattifaee8012011-09-01 15:58:17 -04001730 int connector, const char *seat, int tty)
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001731{
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001732 struct drm_compositor *ec;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001733 struct udev_enumerate *e;
Benjamin Franzke117483d2011-08-30 11:38:26 +02001734 struct udev_list_entry *entry;
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001735 struct udev_device *device, *drm_device;
1736 const char *path, *device_seat;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001737 struct wl_event_loop *loop;
Kristian Høgsberg5d1c0c52012-04-10 00:11:50 -04001738 uint32_t key;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001739
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001740 ec = malloc(sizeof *ec);
1741 if (ec == NULL)
1742 return NULL;
1743
1744 memset(ec, 0, sizeof *ec);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001745 ec->udev = udev_new();
1746 if (ec->udev == NULL) {
1747 fprintf(stderr, "failed to initialize udev context\n");
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001748 return NULL;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001749 }
1750
Kristian Høgsbergc5b9ddb2012-01-15 14:29:09 -05001751 ec->base.wl_display = display;
1752 ec->tty = tty_create(&ec->base, vt_func, tty);
1753 if (!ec->tty) {
1754 fprintf(stderr, "failed to initialize tty\n");
1755 free(ec);
1756 return NULL;
1757 }
1758
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001759 e = udev_enumerate_new(ec->udev);
1760 udev_enumerate_add_match_subsystem(e, "drm");
Benjamin Franzkea764ee52011-10-07 08:23:22 +02001761 udev_enumerate_add_match_sysname(e, "card[0-9]*");
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001762
Benjamin Franzke117483d2011-08-30 11:38:26 +02001763 udev_enumerate_scan_devices(e);
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001764 drm_device = NULL;
Benjamin Franzke117483d2011-08-30 11:38:26 +02001765 udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(e)) {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001766 path = udev_list_entry_get_name(entry);
1767 device = udev_device_new_from_syspath(ec->udev, path);
Benjamin Franzke117483d2011-08-30 11:38:26 +02001768 device_seat =
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001769 udev_device_get_property_value(device, "ID_SEAT");
1770 if (!device_seat)
1771 device_seat = default_seat;
1772 if (strcmp(device_seat, seat) == 0) {
1773 drm_device = device;
1774 break;
1775 }
1776 udev_device_unref(device);
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001777 }
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001778
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001779 if (drm_device == NULL) {
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001780 fprintf(stderr, "no drm device found\n");
1781 return NULL;
1782 }
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001783
Kristian Høgsberg8d51f142011-07-15 21:28:38 -04001784 if (init_egl(ec, drm_device) < 0) {
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001785 fprintf(stderr, "failed to initialize egl\n");
1786 return NULL;
1787 }
Kristian Høgsberg8525a502011-01-14 16:20:21 -05001788
1789 ec->base.destroy = drm_destroy;
Benjamin Franzke431da9a2011-04-20 11:02:58 +02001790
Kristian Høgsberg8525a502011-01-14 16:20:21 -05001791 ec->base.focus = 1;
1792
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001793 ec->prev_state = WESTON_COMPOSITOR_ACTIVE;
Pekka Paalanenbce2d3f2011-12-02 13:07:27 +02001794
Benjamin Franzked59eb1c2011-04-29 22:14:54 +02001795 /* Can't init base class until we have a current egl context */
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001796 if (weston_compositor_init(&ec->base, display) < 0)
Benjamin Franzked59eb1c2011-04-29 22:14:54 +02001797 return NULL;
1798
Kristian Høgsberg5d1c0c52012-04-10 00:11:50 -04001799 for (key = KEY_F1; key < KEY_F9; key++)
1800 weston_compositor_add_binding(&ec->base, key, 0, 0,
1801 MODIFIER_CTRL | MODIFIER_ALT,
1802 switch_vt_binding, ec);
1803
Jesse Barnes58ef3792012-02-23 09:45:49 -05001804 wl_list_init(&ec->sprite_list);
1805 create_sprites(ec);
1806
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001807 if (create_outputs(ec, connector, drm_device) < 0) {
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001808 fprintf(stderr, "failed to create output for %s\n", path);
1809 return NULL;
1810 }
1811
Tiago Vignatti8e53c7f2012-02-29 19:53:50 +02001812 udev_device_unref(drm_device);
Benjamin Franzke02dee2c2011-10-07 08:27:26 +02001813 udev_enumerate_unref(e);
1814 path = NULL;
1815
Tiago Vignattice03ec32011-12-19 01:14:03 +02001816 evdev_input_create(&ec->base, ec->udev, seat);
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001817
1818 loop = wl_display_get_event_loop(ec->base.wl_display);
1819 ec->drm_source =
Benjamin Franzke2af7f102011-03-02 11:14:59 +01001820 wl_event_loop_add_fd(loop, ec->drm.fd,
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001821 WL_EVENT_READABLE, on_drm_input, ec);
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001822
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001823 ec->udev_monitor = udev_monitor_new_from_netlink(ec->udev, "udev");
1824 if (ec->udev_monitor == NULL) {
1825 fprintf(stderr, "failed to intialize udev monitor\n");
1826 return NULL;
1827 }
1828 udev_monitor_filter_add_match_subsystem_devtype(ec->udev_monitor,
1829 "drm", NULL);
1830 ec->udev_drm_source =
Benjamin Franzke117483d2011-08-30 11:38:26 +02001831 wl_event_loop_add_fd(loop,
1832 udev_monitor_get_fd(ec->udev_monitor),
Benjamin Franzke9c26ff32011-03-15 15:08:41 +01001833 WL_EVENT_READABLE, udev_drm_event, ec);
1834
1835 if (udev_monitor_enable_receiving(ec->udev_monitor) < 0) {
1836 fprintf(stderr, "failed to enable udev-monitor receiving\n");
1837 return NULL;
1838 }
1839
Kristian Høgsbergce5325d2010-06-14 11:54:00 -04001840 return &ec->base;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001841}
Kristian Høgsberg1c562182011-05-02 22:09:20 -04001842
Kristian Høgsberg8334bc12012-01-03 10:29:47 -05001843WL_EXPORT struct weston_compositor *
Kristian Høgsbergbcacef12012-03-11 21:05:57 -04001844backend_init(struct wl_display *display, int argc, char *argv[])
Kristian Høgsberg1c562182011-05-02 22:09:20 -04001845{
Kristian Høgsbergbcacef12012-03-11 21:05:57 -04001846 int connector = 0, tty = 0;
1847 const char *seat = default_seat;
Kristian Høgsberg1c562182011-05-02 22:09:20 -04001848
Kristian Høgsbergbcacef12012-03-11 21:05:57 -04001849 const struct weston_option drm_options[] = {
1850 { WESTON_OPTION_INTEGER, "connector", 0, &connector },
1851 { WESTON_OPTION_STRING, "seat", 0, &seat },
1852 { WESTON_OPTION_INTEGER, "tty", 0, &tty },
1853 };
Benjamin Franzke117483d2011-08-30 11:38:26 +02001854
Kristian Høgsbergbcacef12012-03-11 21:05:57 -04001855 parse_options(drm_options, ARRAY_LENGTH(drm_options), argc, argv);
Kristian Høgsberg1c562182011-05-02 22:09:20 -04001856
Tiago Vignattifaee8012011-09-01 15:58:17 -04001857 return drm_compositor_create(display, connector, seat, tty);
Kristian Høgsberg1c562182011-05-02 22:09:20 -04001858}