mirrors/wlroots
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/wlroots/wlroots.git synced 2025-11-07 13:29:49 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fixed hotplugging + make EGL more chatty.

Browse source
This commit is contained in:
Scott Anderson 2017-05-04 21:58:11 +12:00
parent 4285b0c218
commit 7e9feb70a0
4 changed files with 43 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

52
backend/drm/drm.c
View file

@ -110,7 +110,7 @@ void wlr_drm_output_end(struct wlr_drm_output *out) {
gbm_surface_release_buffer(out->gbm, bo);
out->pageflip_pending = false;
out->pageflip_pending = true;
}
static bool display_init_renderer(struct wlr_drm_renderer *renderer,
@ -168,6 +168,8 @@ static int find_id(const void *item, const void *cmp_to) {
}
void wlr_drm_scan_connectors(struct wlr_drm_backend *backend) {
wlr_log(L_INFO, "Scanning DRM connectors");
drmModeRes *res = drmModeGetResources(backend->fd);
if (!res) {
wlr_log(L_ERROR, "Failed to get DRM resources");
@ -196,11 +198,17 @@ void wlr_drm_scan_connectors(struct wlr_drm_backend *backend) {
out->renderer = &backend->renderer;
out->state = DRM_OUTPUT_DISCONNECTED;
out->connector = res->connectors[i];
out->connector = id;
snprintf(out->name, sizeof out->name, "%s-%"PRIu32,
conn_name[conn->connector_type],
conn->connector_type_id);
drmModeEncoder *curr_enc = drmModeGetEncoder(backend->fd, conn->encoder_id);
if (curr_enc) {
out->old_crtc = drmModeGetCrtc(backend->fd, curr_enc->crtc_id);
free(curr_enc);
}
list_add(backend->outputs, out);
wlr_log(L_INFO, "Found display '%s'", out->name);
} else {
@ -241,9 +249,8 @@ void wlr_drm_scan_connectors(struct wlr_drm_backend *backend) {
} else if (out->state == DRM_OUTPUT_CONNECTED &&
conn->connection != DRM_MODE_CONNECTED) {
wlr_log(L_INFO, "'%s' disconnected", out->name);
wlr_drm_output_cleanup(out, false);
wlr_log(L_INFO, "Sending destruction signal for '%s'", out->name);
wl_signal_emit(&backend->signals.output_rem, out);
}
error:
drmModeFreeConnector(conn);
@ -279,12 +286,6 @@ bool wlr_drm_output_modeset(struct wlr_drm_output *out, struct wlr_drm_mode *mod
goto error;
}
drmModeEncoder *curr_enc = drmModeGetEncoder(backend->fd, conn->encoder_id);
if (curr_enc) {
out->old_crtc = drmModeGetCrtc(backend->fd, curr_enc->crtc_id);
free(curr_enc);
}
drmModeRes *res = drmModeGetResources(backend->fd);
if (!res) {
wlr_log(L_ERROR, "Failed to get DRM resources");
@ -336,11 +337,8 @@ bool wlr_drm_output_modeset(struct wlr_drm_output *out, struct wlr_drm_mode *mod
return true;
error:
out->state = DRM_OUTPUT_DISCONNECTED;
wlr_drm_output_cleanup(out, false);
drmModeFreeConnector(conn);
free(out->modes);
wl_signal_emit(&backend->signals.output_rem, out);
return false;
}
@ -351,8 +349,8 @@ static void page_flip_handler(int fd, unsigned seq, unsigned tv_sec, unsigned tv
struct wlr_drm_output *out = user;
struct wlr_drm_backend *backend = wl_container_of(out->renderer, backend, renderer);
out->pageflip_pending = true;
if (!out->cleanup) {
out->pageflip_pending = false;
if (out->state == DRM_OUTPUT_CONNECTED) {
wl_signal_emit(&backend->signals.output_render, out);
}
}
@ -369,18 +367,16 @@ int wlr_drm_event(int fd, uint32_t mask, void *data) {
}
static void restore_output(struct wlr_drm_output *out, int fd) {
// Wait for any pending pageflips to finish
while (out->pageflip_pending) {
wlr_drm_event(fd, 0, NULL);
}
drmModeCrtc *crtc = out->old_crtc;
if (!crtc) {
return;
}
// Wait for exising page flips to finish
out->cleanup = true;
while (out->pageflip_pending) {
wlr_drm_event(fd, 0, NULL);
}
drmModeSetCrtc(fd, crtc->crtc_id, crtc->buffer_id, crtc->x, crtc->y,
&out->connector, 1, &crtc->mode);
drmModeFreeCrtc(crtc);
@ -392,6 +388,7 @@ void wlr_drm_output_cleanup(struct wlr_drm_output *out, bool restore) {
}
struct wlr_drm_renderer *renderer = out->renderer;
struct wlr_drm_backend *backend = wl_container_of(renderer, backend, renderer);
switch (out->state) {
case DRM_OUTPUT_CONNECTED:
@ -410,14 +407,21 @@ void wlr_drm_output_cleanup(struct wlr_drm_output *out, bool restore) {
out->width = 0;
out->height = 0;
out->state = DRM_OUTPUT_DISCONNECTED;
if (restore) {
restore_output(out, renderer->fd);
}
out->state = DRM_MODE_DISCONNECTED;
wlr_log(L_INFO, "Emmiting destruction signal for '%s'", out->name);
wl_signal_emit(&backend->signals.output_rem, out);
break;
case DRM_OUTPUT_DISCONNECTED:
break;
}
}
const char *wlr_drm_output_get_name(struct wlr_drm_output *out) {
return out->name;
}