2017-05-01 05:20:48 +02:00
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include <drm_mode.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <gbm.h>
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#include <GLES3/gl3.h>
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2017-05-02 04:08:34 +02:00
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#include <wayland-server.h>
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2017-06-05 01:30:37 +02:00
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#include <wlr/backend/interface.h>
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2017-06-21 16:27:45 +02:00
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#include <wlr/interfaces/wlr_output.h>
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2017-06-21 18:10:07 +02:00
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#include <wlr/util/log.h>
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2017-06-10 18:30:02 +02:00
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#include "backend/drm.h"
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2017-05-02 03:00:25 +02:00
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2017-05-01 05:20:48 +02:00
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static const char *conn_name[] = {
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[DRM_MODE_CONNECTOR_Unknown] = "Unknown",
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[DRM_MODE_CONNECTOR_VGA] = "VGA",
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[DRM_MODE_CONNECTOR_DVII] = "DVI-I",
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[DRM_MODE_CONNECTOR_DVID] = "DVI-D",
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[DRM_MODE_CONNECTOR_DVIA] = "DVI-A",
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[DRM_MODE_CONNECTOR_Composite] = "Composite",
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[DRM_MODE_CONNECTOR_SVIDEO] = "SVIDEO",
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[DRM_MODE_CONNECTOR_LVDS] = "LVDS",
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[DRM_MODE_CONNECTOR_Component] = "Component",
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[DRM_MODE_CONNECTOR_9PinDIN] = "DIN",
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[DRM_MODE_CONNECTOR_DisplayPort] = "DP",
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[DRM_MODE_CONNECTOR_HDMIA] = "HDMI-A",
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[DRM_MODE_CONNECTOR_HDMIB] = "HDMI-B",
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[DRM_MODE_CONNECTOR_TV] = "TV",
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[DRM_MODE_CONNECTOR_eDP] = "eDP",
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[DRM_MODE_CONNECTOR_VIRTUAL] = "Virtual",
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[DRM_MODE_CONNECTOR_DSI] = "DSI",
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};
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2017-05-03 11:28:44 +02:00
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bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd) {
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2017-05-01 07:49:18 +02:00
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renderer->gbm = gbm_create_device(fd);
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if (!renderer->gbm) {
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2017-05-02 03:00:25 +02:00
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wlr_log(L_ERROR, "Failed to create GBM device: %s", strerror(errno));
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2017-05-01 05:20:48 +02:00
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return false;
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}
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2017-05-03 07:17:14 +02:00
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if (!wlr_egl_init(&renderer->egl, EGL_PLATFORM_GBM_MESA, renderer->gbm)) {
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2017-05-03 11:28:44 +02:00
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gbm_device_destroy(renderer->gbm);
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return false;
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2017-05-02 04:08:34 +02:00
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}
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2017-05-01 07:49:18 +02:00
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renderer->fd = fd;
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2017-05-01 05:20:48 +02:00
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return true;
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}
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2017-05-03 07:49:03 +02:00
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void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer) {
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if (!renderer) {
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2017-05-01 05:20:48 +02:00
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return;
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2017-05-03 07:49:03 +02:00
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}
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2017-05-03 07:17:14 +02:00
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wlr_egl_free(&renderer->egl);
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2017-05-01 07:49:18 +02:00
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gbm_device_destroy(renderer->gbm);
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2017-05-01 05:20:48 +02:00
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}
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2017-05-03 07:49:03 +02:00
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static void free_fb(struct gbm_bo *bo, void *data) {
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2017-05-01 05:20:48 +02:00
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uint32_t *id = data;
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2017-05-03 07:49:03 +02:00
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if (id && *id) {
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2017-05-01 05:20:48 +02:00
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drmModeRmFB(gbm_bo_get_fd(bo), *id);
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2017-05-03 07:49:03 +02:00
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}
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2017-05-01 05:20:48 +02:00
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free(id);
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}
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2017-05-03 07:49:03 +02:00
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static uint32_t get_fb_for_bo(int fd, struct gbm_bo *bo) {
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2017-05-01 05:20:48 +02:00
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uint32_t *id = gbm_bo_get_user_data(bo);
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2017-05-03 07:49:03 +02:00
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if (id) {
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2017-05-01 05:20:48 +02:00
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return *id;
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2017-05-03 07:49:03 +02:00
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}
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2017-05-01 05:20:48 +02:00
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id = calloc(1, sizeof *id);
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2017-05-02 03:00:25 +02:00
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if (!id) {
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wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
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2017-05-01 05:20:48 +02:00
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return 0;
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2017-05-02 03:00:25 +02:00
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}
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2017-05-01 05:20:48 +02:00
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drmModeAddFB(fd, gbm_bo_get_width(bo), gbm_bo_get_height(bo), 24, 32,
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gbm_bo_get_stride(bo), gbm_bo_get_handle(bo).u32, id);
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gbm_bo_set_user_data(bo, id, free_fb);
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return *id;
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}
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2017-06-26 07:34:15 +02:00
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static void wlr_drm_output_make_current(struct wlr_output_state *output) {
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2017-05-31 21:15:42 +02:00
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struct wlr_drm_renderer *renderer = output->renderer;
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eglMakeCurrent(renderer->egl.display, output->egl,
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output->egl, renderer->egl.context);
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2017-05-03 12:40:19 +02:00
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}
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2017-06-26 07:34:15 +02:00
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static void wlr_drm_output_swap_buffers(struct wlr_output_state *output) {
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2017-05-31 21:15:42 +02:00
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struct wlr_drm_renderer *renderer = output->renderer;
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2017-05-03 12:40:19 +02:00
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2017-05-31 22:17:04 +02:00
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if (!eglSwapBuffers(renderer->egl.display, output->egl)) {
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return;
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}
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2017-05-31 21:15:42 +02:00
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struct gbm_bo *bo = gbm_surface_lock_front_buffer(output->gbm);
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2017-05-31 22:17:04 +02:00
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if (!bo) {
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return;
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}
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2017-05-03 12:40:19 +02:00
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uint32_t fb_id = get_fb_for_bo(renderer->fd, bo);
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2017-05-31 21:15:42 +02:00
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drmModePageFlip(renderer->fd, output->crtc, fb_id, DRM_MODE_PAGE_FLIP_EVENT, output);
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output->pageflip_pending = true;
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2017-06-09 07:15:55 +02:00
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2017-06-16 21:38:34 +02:00
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output->bo[1] = output->bo[0];
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output->bo[0] = bo;
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2017-05-03 12:40:19 +02:00
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}
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2017-06-21 03:31:29 +02:00
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void wlr_drm_output_pause_renderer(struct wlr_output_state *output) {
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if (output->state != DRM_OUTPUT_CONNECTED) {
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return;
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}
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if (output->bo[1]) {
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gbm_surface_release_buffer(output->gbm, output->bo[1]);
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output->bo[1] = NULL;
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}
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if (output->bo[0]) {
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gbm_surface_release_buffer(output->gbm, output->bo[0]);
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output->bo[0] = NULL;
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}
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}
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2017-05-14 02:48:47 +02:00
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void wlr_drm_output_start_renderer(struct wlr_output_state *output) {
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if (output->state != DRM_OUTPUT_CONNECTED) {
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return;
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2017-05-02 03:00:25 +02:00
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}
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2017-05-01 05:20:48 +02:00
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2017-05-14 02:48:47 +02:00
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struct wlr_drm_renderer *renderer = output->renderer;
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struct wlr_output_mode *mode = output->wlr_output->current_mode;
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2017-05-01 05:20:48 +02:00
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// Render black frame
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2017-05-07 18:26:48 +02:00
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eglMakeCurrent(renderer->egl.display, output->egl, output->egl, renderer->egl.context);
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2017-05-01 05:20:48 +02:00
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2017-05-07 18:26:48 +02:00
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glViewport(0, 0, output->width, output->height);
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2017-05-01 05:20:48 +02:00
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glClear(GL_COLOR_BUFFER_BIT);
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2017-05-07 18:26:48 +02:00
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eglSwapBuffers(renderer->egl.display, output->egl);
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2017-05-01 05:20:48 +02:00
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2017-05-07 18:26:48 +02:00
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struct gbm_bo *bo = gbm_surface_lock_front_buffer(output->gbm);
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2017-05-01 07:49:18 +02:00
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uint32_t fb_id = get_fb_for_bo(renderer->fd, bo);
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2017-05-01 05:20:48 +02:00
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2017-05-07 18:26:48 +02:00
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drmModeSetCrtc(renderer->fd, output->crtc, fb_id, 0, 0,
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&output->connector, 1, &mode->state->mode);
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drmModePageFlip(renderer->fd, output->crtc, fb_id,
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DRM_MODE_PAGE_FLIP_EVENT, output);
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2017-05-01 07:49:18 +02:00
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2017-06-16 21:38:34 +02:00
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output->bo[1] = NULL;
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output->bo[0] = bo;
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2017-05-14 02:48:47 +02:00
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}
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static bool display_init_renderer(struct wlr_drm_renderer *renderer,
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struct wlr_output_state *output) {
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struct wlr_output_mode *mode = output->wlr_output->current_mode;
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output->renderer = renderer;
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output->gbm = gbm_surface_create(renderer->gbm, mode->width,
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mode->height, GBM_FORMAT_XRGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING);
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if (!output->gbm) {
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2017-06-07 14:39:40 +02:00
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wlr_log(L_ERROR, "Failed to create GBM surface for %s: %s", output->wlr_output->name,
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2017-05-14 02:48:47 +02:00
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strerror(errno));
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return false;
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}
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output->egl = wlr_egl_create_surface(&renderer->egl, output->gbm);
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if (output->egl == EGL_NO_SURFACE) {
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2017-06-07 14:39:40 +02:00
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wlr_log(L_ERROR, "Failed to create EGL surface for %s", output->wlr_output->name);
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2017-05-14 02:48:47 +02:00
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return false;
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}
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wlr_drm_output_start_renderer(output);
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2017-05-01 07:49:18 +02:00
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return true;
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2017-05-01 05:20:48 +02:00
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}
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2017-05-03 12:40:19 +02:00
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static int find_id(const void *item, const void *cmp_to) {
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2017-05-07 18:26:48 +02:00
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const struct wlr_output_state *output = item;
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2017-05-03 12:40:19 +02:00
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const uint32_t *id = cmp_to;
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2017-05-07 18:26:48 +02:00
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if (output->connector < *id) {
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2017-05-03 12:40:19 +02:00
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return -1;
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2017-05-07 18:26:48 +02:00
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} else if (output->connector > *id) {
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2017-05-03 12:40:19 +02:00
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return 1;
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} else {
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return 0;
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}
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}
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2017-05-03 07:49:03 +02:00
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2017-06-06 17:48:30 +02:00
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static void wlr_drm_output_enable(struct wlr_output_state *output, bool enable) {
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struct wlr_backend_state *state =
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wl_container_of(output->renderer, state, renderer);
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if (output->state != DRM_OUTPUT_CONNECTED) {
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return;
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}
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if (enable) {
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drmModeConnectorSetProperty(state->fd, output->connector, output->props.dpms,
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DRM_MODE_DPMS_ON);
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// Start rendering loop again by drawing a black frame
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2017-06-26 07:34:15 +02:00
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wlr_drm_output_make_current(output);
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2017-06-06 17:48:30 +02:00
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glClear(GL_COLOR_BUFFER_BIT);
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2017-06-26 07:34:15 +02:00
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wlr_drm_output_swap_buffers(output);
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2017-06-06 17:48:30 +02:00
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} else {
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drmModeConnectorSetProperty(state->fd, output->connector, output->props.dpms,
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DRM_MODE_DPMS_STANDBY);
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}
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}
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2017-05-07 18:26:48 +02:00
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static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
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struct wlr_output_mode *mode) {
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struct wlr_backend_state *state =
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wl_container_of(output->renderer, state, renderer);
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2017-06-07 14:39:40 +02:00
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wlr_log(L_INFO, "Modesetting '%s' with '%ux%u@%u mHz'", output->wlr_output->name,
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2017-05-07 18:26:48 +02:00
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mode->width, mode->height, mode->refresh);
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drmModeConnector *conn = drmModeGetConnector(state->fd, output->connector);
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if (!conn) {
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wlr_log(L_ERROR, "Failed to get DRM connector");
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goto error;
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}
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if (conn->connection != DRM_MODE_CONNECTED || conn->count_modes == 0) {
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2017-06-07 14:39:40 +02:00
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wlr_log(L_ERROR, "%s is not connected", output->wlr_output->name);
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2017-05-07 18:26:48 +02:00
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goto error;
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}
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drmModeRes *res = drmModeGetResources(state->fd);
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if (!res) {
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wlr_log(L_ERROR, "Failed to get DRM resources");
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goto error;
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}
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bool success = false;
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for (int i = 0; !success && i < conn->count_encoders; ++i) {
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drmModeEncoder *enc = drmModeGetEncoder(state->fd, conn->encoders[i]);
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if (!enc) {
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continue;
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}
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for (int j = 0; j < res->count_crtcs; ++j) {
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if ((enc->possible_crtcs & (1 << j)) == 0) {
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continue;
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}
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if ((state->taken_crtcs & (1 << j)) == 0) {
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state->taken_crtcs |= 1 << j;
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output->crtc = res->crtcs[j];
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success = true;
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break;
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}
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}
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drmModeFreeEncoder(enc);
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}
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drmModeFreeResources(res);
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if (!success) {
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2017-06-07 14:39:40 +02:00
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wlr_log(L_ERROR, "Failed to find CRTC for %s", output->wlr_output->name);
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2017-05-07 18:26:48 +02:00
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goto error;
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}
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output->state = DRM_OUTPUT_CONNECTED;
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2017-06-05 12:48:51 +02:00
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output->width = output->wlr_output->width = mode->width;
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output->height = output->wlr_output->height = mode->height;
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2017-05-07 18:26:48 +02:00
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output->wlr_output->current_mode = mode;
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2017-06-20 23:51:45 +02:00
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wl_signal_emit(&output->wlr_output->events.resolution, output->wlr_output);
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2017-05-07 18:26:48 +02:00
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|
if (!display_init_renderer(&state->renderer, output)) {
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_ERROR, "Failed to initalise renderer for %s", output->wlr_output->name);
|
2017-05-07 18:26:48 +02:00
|
|
|
goto error;
|
|
|
|
}
|
|
|
|
|
|
|
|
drmModeFreeConnector(conn);
|
|
|
|
return true;
|
|
|
|
|
|
|
|
error:
|
|
|
|
wlr_drm_output_cleanup(output, false);
|
|
|
|
drmModeFreeConnector(conn);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2017-06-06 17:48:30 +02:00
|
|
|
static void wlr_drm_output_transform(struct wlr_output_state *output,
|
|
|
|
enum wl_output_transform transform) {
|
|
|
|
output->wlr_output->transform = transform;
|
2017-05-31 21:38:26 +02:00
|
|
|
}
|
|
|
|
|
2017-06-16 21:38:34 +02:00
|
|
|
static bool wlr_drm_output_set_cursor(struct wlr_output_state *output,
|
|
|
|
const uint8_t *buf, int32_t stride, uint32_t width, uint32_t height) {
|
2017-06-26 09:32:36 +02:00
|
|
|
struct wlr_backend_state *state = wl_container_of(output->renderer, state, renderer);
|
2017-06-16 21:38:34 +02:00
|
|
|
if (!buf) {
|
|
|
|
drmModeSetCursor(state->fd, output->crtc, 0, 0, 0);
|
|
|
|
return true;
|
|
|
|
}
|
2017-06-26 09:32:36 +02:00
|
|
|
|
|
|
|
uint64_t bo_width, bo_height;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = drmGetCap(state->fd, DRM_CAP_CURSOR_WIDTH, &bo_width);
|
|
|
|
bo_width = ret ? 64 : bo_width;
|
|
|
|
ret = drmGetCap(state->fd, DRM_CAP_CURSOR_HEIGHT, &bo_height);
|
|
|
|
bo_height = ret ? 64 : bo_height;
|
|
|
|
|
|
|
|
if (width > bo_width || height > bo_width) {
|
2017-06-26 16:34:26 +02:00
|
|
|
wlr_log(L_INFO, "Cursor too large (max %dx%d)", (int)bo_width, (int)bo_height);
|
2017-06-26 09:32:36 +02:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (int i = 0; i < 2; ++i) {
|
|
|
|
if (output->cursor_bo[i]) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
output->cursor_bo[i] = gbm_bo_create(state->renderer.gbm, bo_width, bo_height,
|
|
|
|
GBM_FORMAT_RGBA8888, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE);
|
|
|
|
|
|
|
|
if (!output->cursor_bo[i]) {
|
|
|
|
wlr_log(L_ERROR, "Failed to create cursor bo");
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-06-16 21:38:34 +02:00
|
|
|
struct gbm_bo *bo;
|
|
|
|
output->current_cursor ^= 1;
|
|
|
|
bo = output->cursor_bo[output->current_cursor];
|
2017-06-26 09:32:36 +02:00
|
|
|
|
|
|
|
uint32_t bo_stride = gbm_bo_get_stride(bo);
|
|
|
|
uint8_t tmp[bo_stride * height];
|
|
|
|
memset(tmp, 0, sizeof(tmp));
|
|
|
|
|
2017-06-16 21:38:34 +02:00
|
|
|
for (size_t i = 0; i < height; ++i) {
|
2017-06-26 09:32:36 +02:00
|
|
|
memcpy(tmp + i * bo_stride, buf + i * stride * 4, width * 4);
|
2017-06-16 21:38:34 +02:00
|
|
|
}
|
2017-06-26 09:32:36 +02:00
|
|
|
|
|
|
|
if (gbm_bo_write(bo, tmp, sizeof(tmp)) < 0) {
|
2017-06-16 21:38:34 +02:00
|
|
|
wlr_log(L_ERROR, "Failed to write cursor to bo");
|
|
|
|
return false;
|
|
|
|
}
|
2017-06-26 07:34:15 +02:00
|
|
|
|
2017-06-26 09:32:36 +02:00
|
|
|
uint32_t bo_handle = gbm_bo_get_handle(bo).u32;
|
|
|
|
if (drmModeSetCursor(state->fd, output->crtc, bo_handle, bo_width, bo_height)) {
|
2017-06-26 07:34:15 +02:00
|
|
|
wlr_log_errno(L_INFO, "Failed to set hardware cursor");
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
2017-06-16 21:38:34 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static bool wlr_drm_output_move_cursor(struct wlr_output_state *output,
|
|
|
|
int x, int y) {
|
|
|
|
struct wlr_backend_state *state =
|
|
|
|
wl_container_of(output->renderer, state, renderer);
|
|
|
|
return !drmModeMoveCursor(state->fd, output->crtc, x, y);
|
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
static void wlr_drm_output_destroy(struct wlr_output_state *output) {
|
|
|
|
wlr_drm_output_cleanup(output, true);
|
|
|
|
free(output);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct wlr_output_impl output_impl = {
|
2017-05-31 21:38:26 +02:00
|
|
|
.enable = wlr_drm_output_enable,
|
2017-06-06 17:48:30 +02:00
|
|
|
.set_mode = wlr_drm_output_set_mode,
|
|
|
|
.transform = wlr_drm_output_transform,
|
2017-06-16 21:38:34 +02:00
|
|
|
.set_cursor = wlr_drm_output_set_cursor,
|
|
|
|
.move_cursor = wlr_drm_output_move_cursor,
|
2017-05-07 18:26:48 +02:00
|
|
|
.destroy = wlr_drm_output_destroy,
|
2017-06-26 07:34:15 +02:00
|
|
|
.make_current = wlr_drm_output_make_current,
|
|
|
|
.swap_buffers = wlr_drm_output_swap_buffers,
|
2017-05-07 18:26:48 +02:00
|
|
|
};
|
|
|
|
|
2017-05-13 15:26:43 +02:00
|
|
|
static int32_t calculate_refresh_rate(drmModeModeInfo *mode) {
|
|
|
|
int32_t refresh = (mode->clock * 1000000LL / mode->htotal +
|
2017-05-13 12:27:25 +02:00
|
|
|
mode->vtotal / 2) / mode->vtotal;
|
|
|
|
|
|
|
|
if (mode->flags & DRM_MODE_FLAG_INTERLACE)
|
|
|
|
refresh *= 2;
|
|
|
|
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
|
|
|
|
refresh /= 2;
|
|
|
|
if (mode->vscan > 1)
|
|
|
|
refresh /= mode->vscan;
|
|
|
|
|
|
|
|
return refresh;
|
|
|
|
}
|
|
|
|
|
2017-06-07 14:39:40 +02:00
|
|
|
// Constructed from http://edid.tv/manufacturer
|
|
|
|
const char *get_manufacturer(uint16_t id) {
|
|
|
|
#define ID(a, b, c) ((a & 0x1f) << 10) | ((b & 0x1f) << 5) | (c & 0x1f)
|
|
|
|
switch (id) {
|
|
|
|
case ID('A', 'A', 'A'): return "Avolites Ltd";
|
|
|
|
case ID('A', 'C', 'I'): return "Ancor Communications Inc";
|
|
|
|
case ID('A', 'C', 'R'): return "Acer Technologies";
|
|
|
|
case ID('A', 'P', 'P'): return "Apple Computer Inc";
|
|
|
|
case ID('B', 'N', 'O'): return "Bang & Olufsen";
|
|
|
|
case ID('C', 'M', 'N'): return "Chimei Innolux Corporation";
|
|
|
|
case ID('C', 'M', 'O'): return "Chi Mei Optoelectronics corp.";
|
|
|
|
case ID('C', 'R', 'O'): return "Extraordinary Technologies PTY Limited";
|
|
|
|
case ID('D', 'E', 'L'): return "Dell Inc.";
|
|
|
|
case ID('D', 'O', 'N'): return "DENON, Ltd.";
|
|
|
|
case ID('E', 'N', 'C'): return "Eizo Nanao Corporation";
|
|
|
|
case ID('E', 'P', 'H'): return "Epiphan Systems Inc.";
|
|
|
|
case ID('F', 'U', 'S'): return "Fujitsu Siemens Computers GmbH";
|
|
|
|
case ID('G', 'S', 'M'): return "Goldstar Company Ltd";
|
|
|
|
case ID('H', 'I', 'Q'): return "Kaohsiung Opto Electronics Americas, Inc.";
|
|
|
|
case ID('H', 'S', 'D'): return "HannStar Display Corp";
|
|
|
|
case ID('H', 'W', 'P'): return "Hewlett Packard";
|
|
|
|
case ID('I', 'N', 'T'): return "Interphase Corporation";
|
|
|
|
case ID('I', 'V', 'M'): return "Iiyama North America";
|
|
|
|
case ID('L', 'E', 'N'): return "Lenovo Group Limited";
|
|
|
|
case ID('M', 'A', 'X'): return "Rogen Tech Distribution Inc";
|
|
|
|
case ID('M', 'E', 'G'): return "Abeam Tech Ltd";
|
|
|
|
case ID('M', 'E', 'I'): return "Panasonic Industry Company";
|
|
|
|
case ID('M', 'T', 'C'): return "Mars-Tech Corporation";
|
|
|
|
case ID('M', 'T', 'X'): return "Matrox";
|
|
|
|
case ID('N', 'E', 'C'): return "NEC Corporation";
|
|
|
|
case ID('O', 'N', 'K'): return "ONKYO Corporation";
|
|
|
|
case ID('O', 'R', 'N'): return "ORION ELECTRIC CO., LTD.";
|
|
|
|
case ID('O', 'T', 'M'): return "Optoma Corporation";
|
|
|
|
case ID('O', 'V', 'R'): return "Oculus VR, Inc.";
|
|
|
|
case ID('P', 'H', 'L'): return "Philips Consumer Electronics Company";
|
|
|
|
case ID('P', 'I', 'O'): return "Pioneer Electronic Corporation";
|
|
|
|
case ID('P', 'N', 'R'): return "Planar Systems, Inc.";
|
|
|
|
case ID('Q', 'D', 'S'): return "Quanta Display Inc.";
|
|
|
|
case ID('S', 'A', 'M'): return "Samsung Electric Company";
|
|
|
|
case ID('S', 'E', 'C'): return "Seiko Epson Corporation";
|
|
|
|
case ID('S', 'H', 'P'): return "Sharp Corporation";
|
|
|
|
case ID('S', 'I', 'I'): return "Silicon Image, Inc.";
|
|
|
|
case ID('S', 'N', 'Y'): return "Sony";
|
|
|
|
case ID('T', 'O', 'P'): return "Orion Communications Co., Ltd.";
|
|
|
|
case ID('T', 'S', 'B'): return "Toshiba America Info Systems Inc";
|
|
|
|
case ID('T', 'S', 'T'): return "Transtream Inc";
|
|
|
|
case ID('U', 'N', 'K'): return "Unknown";
|
|
|
|
case ID('V', 'I', 'Z'): return "VIZIO, Inc";
|
|
|
|
case ID('V', 'S', 'C'): return "ViewSonic Corporation";
|
|
|
|
case ID('Y', 'M', 'H'): return "Yamaha Corporation";
|
|
|
|
default: return "Unknown";
|
|
|
|
}
|
|
|
|
#undef ID
|
|
|
|
}
|
|
|
|
|
|
|
|
/* See https://en.wikipedia.org/wiki/Extended_Display_Identification_Data for layout of EDID data.
|
|
|
|
* We don't parse the EDID properly. We just expect to receive valid data.
|
|
|
|
*/
|
|
|
|
static void parse_edid(struct wlr_output *restrict output, const uint8_t *restrict data) {
|
|
|
|
uint32_t id = (data[8] << 8) | data[9];
|
|
|
|
snprintf(output->make, sizeof(output->make), "%s", get_manufacturer(id));
|
|
|
|
|
|
|
|
output->phys_width = ((data[68] & 0xf0) << 4) | data[66];
|
|
|
|
output->phys_height = ((data[68] & 0x0f) << 8) | data[67];
|
|
|
|
|
|
|
|
for (size_t i = 72; i <= 108; i += 18) {
|
|
|
|
uint16_t flag = (data[i] << 8) | data[i + 1];
|
|
|
|
if (flag == 0 && data[i + 3] == 0xFC) {
|
|
|
|
sprintf(output->model, "%.13s", &data[i + 5]);
|
|
|
|
|
|
|
|
// Monitor names are terminated by newline if they're too short
|
|
|
|
char *nl = strchr(output->model, '\n');
|
|
|
|
if (nl) {
|
|
|
|
*nl = '\0';
|
|
|
|
}
|
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-05-13 10:37:15 +02:00
|
|
|
static void scan_property_ids(int fd, drmModeConnector *conn,
|
|
|
|
struct wlr_output_state *output) {
|
|
|
|
for (int i = 0; i < conn->count_props; ++i) {
|
|
|
|
drmModePropertyRes *prop = drmModeGetProperty(fd, conn->props[i]);
|
|
|
|
if (!prop) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (strcmp(prop->name, "DPMS") == 0) {
|
|
|
|
output->props.dpms = prop->prop_id;
|
2017-06-07 14:39:40 +02:00
|
|
|
} else if (strcmp(prop->name, "EDID") == 0) {
|
|
|
|
drmModePropertyBlobRes *edid = drmModeGetPropertyBlob(fd, conn->prop_values[i]);
|
|
|
|
if (!edid) {
|
|
|
|
drmModeFreeProperty(prop);
|
|
|
|
continue;
|
|
|
|
}
|
2017-05-13 10:37:15 +02:00
|
|
|
|
2017-06-07 14:39:40 +02:00
|
|
|
parse_edid(output->wlr_output, edid->data);
|
2017-05-13 10:37:15 +02:00
|
|
|
|
2017-06-07 14:39:40 +02:00
|
|
|
drmModeFreePropertyBlob(edid);
|
2017-05-13 10:37:15 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
drmModeFreeProperty(prop);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-05-07 16:00:23 +02:00
|
|
|
void wlr_drm_scan_connectors(struct wlr_backend_state *state) {
|
2017-05-04 11:58:11 +02:00
|
|
|
wlr_log(L_INFO, "Scanning DRM connectors");
|
|
|
|
|
2017-05-07 16:00:23 +02:00
|
|
|
drmModeRes *res = drmModeGetResources(state->fd);
|
2017-05-03 12:40:19 +02:00
|
|
|
if (!res) {
|
|
|
|
wlr_log(L_ERROR, "Failed to get DRM resources");
|
|
|
|
return;
|
2017-05-03 07:49:03 +02:00
|
|
|
}
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-03 12:40:19 +02:00
|
|
|
for (int i = 0; i < res->count_connectors; ++i) {
|
|
|
|
uint32_t id = res->connectors[i];
|
|
|
|
|
2017-05-07 16:00:23 +02:00
|
|
|
drmModeConnector *conn = drmModeGetConnector(state->fd, id);
|
2017-05-03 12:40:19 +02:00
|
|
|
if (!conn) {
|
|
|
|
wlr_log(L_ERROR, "Failed to get DRM connector");
|
|
|
|
continue;
|
2017-05-01 05:20:48 +02:00
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
struct wlr_output_state *output;
|
|
|
|
struct wlr_output *wlr_output;
|
2017-05-07 16:00:23 +02:00
|
|
|
int index = list_seq_find(state->outputs, find_id, &id);
|
2017-05-03 12:40:19 +02:00
|
|
|
|
|
|
|
if (index == -1) {
|
2017-05-07 18:26:48 +02:00
|
|
|
output = calloc(1, sizeof(struct wlr_output_state));
|
|
|
|
if (!state) {
|
|
|
|
drmModeFreeConnector(conn);
|
2017-05-03 12:40:19 +02:00
|
|
|
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
|
2017-05-07 18:26:48 +02:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
wlr_output = output->wlr_output = wlr_output_create(&output_impl, output);
|
|
|
|
if (!wlr_output) {
|
2017-05-03 12:40:19 +02:00
|
|
|
drmModeFreeConnector(conn);
|
2017-05-07 18:26:48 +02:00
|
|
|
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
|
|
|
|
return;
|
2017-05-03 07:49:03 +02:00
|
|
|
}
|
2017-05-03 12:40:19 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
output->renderer = &state->renderer;
|
|
|
|
output->state = DRM_OUTPUT_DISCONNECTED;
|
|
|
|
output->connector = id;
|
|
|
|
// TODO: Populate more wlr_output fields
|
|
|
|
// TODO: Move this to wlr_output->name
|
2017-06-07 14:39:40 +02:00
|
|
|
snprintf(wlr_output->name, sizeof(wlr_output->name), "%s-%"PRIu32,
|
2017-05-03 12:40:19 +02:00
|
|
|
conn_name[conn->connector_type],
|
|
|
|
conn->connector_type_id);
|
2017-06-14 22:17:05 +02:00
|
|
|
wlr_output->phys_width = conn->mmWidth;
|
|
|
|
wlr_output->phys_height = conn->mmHeight;
|
|
|
|
switch (conn->subpixel) {
|
|
|
|
case DRM_MODE_SUBPIXEL_UNKNOWN:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_UNKNOWN;
|
|
|
|
break;
|
|
|
|
case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
|
|
|
|
break;
|
|
|
|
case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
|
|
|
|
break;
|
|
|
|
case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
|
|
|
|
break;
|
|
|
|
case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
|
|
|
|
break;
|
|
|
|
case DRM_MODE_SUBPIXEL_NONE:
|
|
|
|
default:
|
|
|
|
wlr_output->subpixel = WL_OUTPUT_SUBPIXEL_NONE;
|
|
|
|
break;
|
|
|
|
}
|
2017-05-03 12:40:19 +02:00
|
|
|
|
2017-05-07 16:00:23 +02:00
|
|
|
drmModeEncoder *curr_enc = drmModeGetEncoder(state->fd, conn->encoder_id);
|
2017-05-04 11:58:11 +02:00
|
|
|
if (curr_enc) {
|
2017-05-07 18:26:48 +02:00
|
|
|
output->old_crtc = drmModeGetCrtc(state->fd, curr_enc->crtc_id);
|
2017-05-04 11:58:11 +02:00
|
|
|
free(curr_enc);
|
|
|
|
}
|
|
|
|
|
2017-05-13 10:37:15 +02:00
|
|
|
scan_property_ids(state->fd, conn, output);
|
|
|
|
|
2017-06-22 20:26:02 +02:00
|
|
|
wlr_output_create_global(wlr_output, state->display);
|
2017-05-07 18:26:48 +02:00
|
|
|
list_add(state->outputs, output);
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_INFO, "Found display '%s'", wlr_output->name);
|
2017-05-03 12:40:19 +02:00
|
|
|
} else {
|
2017-05-07 18:26:48 +02:00
|
|
|
output = state->outputs->items[index];
|
|
|
|
wlr_output = output->wlr_output;
|
2017-05-01 05:20:48 +02:00
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
// TODO: move state into wlr_output
|
|
|
|
if (output->state == DRM_OUTPUT_DISCONNECTED &&
|
2017-05-03 12:40:19 +02:00
|
|
|
conn->connection == DRM_MODE_CONNECTED) {
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_INFO, "'%s' connected", output->wlr_output->name);
|
2017-05-03 12:40:19 +02:00
|
|
|
wlr_log(L_INFO, "Detected modes:");
|
|
|
|
|
|
|
|
for (int i = 0; i < conn->count_modes; ++i) {
|
2017-05-07 18:26:48 +02:00
|
|
|
struct wlr_output_mode_state *_state = calloc(1,
|
|
|
|
sizeof(struct wlr_output_mode_state));
|
|
|
|
_state->mode = conn->modes[i];
|
|
|
|
struct wlr_output_mode *mode = calloc(1,
|
|
|
|
sizeof(struct wlr_output_mode));
|
|
|
|
mode->width = _state->mode.hdisplay;
|
|
|
|
mode->height = _state->mode.vdisplay;
|
2017-05-13 12:27:25 +02:00
|
|
|
mode->refresh = calculate_refresh_rate(&_state->mode);
|
2017-05-07 18:26:48 +02:00
|
|
|
mode->state = _state;
|
2017-05-03 12:40:19 +02:00
|
|
|
|
2017-05-13 15:26:43 +02:00
|
|
|
wlr_log(L_INFO, " %"PRId32"@%"PRId32"@%"PRId32,
|
2017-05-13 12:27:25 +02:00
|
|
|
mode->width, mode->height, mode->refresh);
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
list_add(wlr_output->modes, mode);
|
2017-05-03 07:49:03 +02:00
|
|
|
}
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
output->state = DRM_OUTPUT_NEEDS_MODESET;
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_INFO, "Sending modesetting signal for '%s'", output->wlr_output->name);
|
2017-05-07 18:26:48 +02:00
|
|
|
wl_signal_emit(&state->backend->events.output_add, wlr_output);
|
|
|
|
} else if (output->state == DRM_OUTPUT_CONNECTED &&
|
|
|
|
conn->connection != DRM_MODE_CONNECTED) {
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_INFO, "'%s' disconnected", output->wlr_output->name);
|
2017-05-07 18:26:48 +02:00
|
|
|
wlr_drm_output_cleanup(output, false);
|
2017-05-01 05:20:48 +02:00
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
drmModeFreeConnector(conn);
|
2017-05-01 05:20:48 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
drmModeFreeResources(res);
|
|
|
|
}
|
|
|
|
|
2017-05-07 16:00:23 +02:00
|
|
|
static void page_flip_handler(int fd, unsigned seq,
|
|
|
|
unsigned tv_sec, unsigned tv_usec, void *user) {
|
2017-05-07 18:26:48 +02:00
|
|
|
struct wlr_output_state *output = user;
|
|
|
|
struct wlr_backend_state *state =
|
|
|
|
wl_container_of(output->renderer, state, renderer);
|
2017-05-03 12:40:19 +02:00
|
|
|
|
2017-07-25 01:50:13 +02:00
|
|
|
if (output->gbm && output->bo[1]) {
|
2017-06-16 21:38:34 +02:00
|
|
|
gbm_surface_release_buffer(output->gbm, output->bo[1]);
|
|
|
|
output->bo[1] = NULL;
|
2017-06-09 07:15:55 +02:00
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
output->pageflip_pending = false;
|
2017-06-21 03:31:29 +02:00
|
|
|
if (output->state == DRM_OUTPUT_CONNECTED && state->session->active) {
|
2017-05-07 18:26:48 +02:00
|
|
|
wl_signal_emit(&output->wlr_output->events.frame, output->wlr_output);
|
2017-05-03 07:49:03 +02:00
|
|
|
}
|
2017-05-03 12:40:19 +02:00
|
|
|
}
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-03 12:40:19 +02:00
|
|
|
int wlr_drm_event(int fd, uint32_t mask, void *data) {
|
|
|
|
drmEventContext event = {
|
|
|
|
.version = DRM_EVENT_CONTEXT_VERSION,
|
|
|
|
.page_flip_handler = page_flip_handler,
|
|
|
|
};
|
2017-05-01 07:49:18 +02:00
|
|
|
|
2017-05-03 12:40:19 +02:00
|
|
|
drmHandleEvent(fd, &event);
|
|
|
|
return 1;
|
|
|
|
}
|
2017-05-02 03:00:25 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
static void restore_output(struct wlr_output_state *output, int fd) {
|
2017-05-04 11:58:11 +02:00
|
|
|
// Wait for any pending pageflips to finish
|
2017-05-07 18:26:48 +02:00
|
|
|
while (output->pageflip_pending) {
|
2017-05-04 11:58:11 +02:00
|
|
|
wlr_drm_event(fd, 0, NULL);
|
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
drmModeCrtc *crtc = output->old_crtc;
|
2017-05-03 12:40:19 +02:00
|
|
|
if (!crtc) {
|
2017-05-02 03:00:25 +02:00
|
|
|
return;
|
2017-05-03 07:49:03 +02:00
|
|
|
}
|
2017-05-02 03:00:25 +02:00
|
|
|
|
2017-05-03 12:40:19 +02:00
|
|
|
drmModeSetCrtc(fd, crtc->crtc_id, crtc->buffer_id, crtc->x, crtc->y,
|
2017-05-07 18:26:48 +02:00
|
|
|
&output->connector, 1, &crtc->mode);
|
2017-05-03 12:40:19 +02:00
|
|
|
drmModeFreeCrtc(crtc);
|
2017-05-01 05:20:48 +02:00
|
|
|
}
|
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore) {
|
|
|
|
if (!output) {
|
2017-05-03 12:40:19 +02:00
|
|
|
return;
|
|
|
|
}
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
struct wlr_drm_renderer *renderer = output->renderer;
|
2017-05-07 16:00:23 +02:00
|
|
|
struct wlr_backend_state *state = wl_container_of(renderer, state, renderer);
|
2017-05-01 05:20:48 +02:00
|
|
|
|
2017-05-07 18:26:48 +02:00
|
|
|
switch (output->state) {
|
2017-05-03 12:40:19 +02:00
|
|
|
case DRM_OUTPUT_CONNECTED:
|
2017-05-31 22:17:04 +02:00
|
|
|
output->state = DRM_OUTPUT_DISCONNECTED;
|
|
|
|
if (restore) {
|
|
|
|
restore_output(output, renderer->fd);
|
|
|
|
restore = false;
|
|
|
|
}
|
2017-05-07 18:26:48 +02:00
|
|
|
eglDestroySurface(renderer->egl.display, output->egl);
|
|
|
|
gbm_surface_destroy(output->gbm);
|
|
|
|
output->egl = EGL_NO_SURFACE;
|
|
|
|
output->gbm = NULL;
|
2017-05-03 12:40:19 +02:00
|
|
|
/* Fallthrough */
|
|
|
|
case DRM_OUTPUT_NEEDS_MODESET:
|
2017-05-07 18:26:48 +02:00
|
|
|
output->state = DRM_OUTPUT_DISCONNECTED;
|
2017-05-03 12:40:19 +02:00
|
|
|
if (restore) {
|
2017-05-07 18:26:48 +02:00
|
|
|
restore_output(output, renderer->fd);
|
2017-05-03 12:40:19 +02:00
|
|
|
}
|
2017-06-07 14:39:40 +02:00
|
|
|
wlr_log(L_INFO, "Emmiting destruction signal for '%s'", output->wlr_output->name);
|
2017-05-07 18:26:48 +02:00
|
|
|
wl_signal_emit(&state->backend->events.output_remove, output->wlr_output);
|
2017-05-03 12:40:19 +02:00
|
|
|
break;
|
|
|
|
case DRM_OUTPUT_DISCONNECTED:
|
|
|
|
break;
|
|
|
|
}
|
2017-05-13 10:37:15 +02:00
|
|
|
}
|