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Merge branch 'handle_mgpu_reset' into 'master'

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backend/drm: handle secondary GPU reset

See merge request wlroots/wlroots!4706
This commit is contained in:
Abílio Costa 2024-08-26 11:58:47 +00:00
commit 1b930e502a
6 changed files with 26 additions and 6 deletions
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21
backend/drm/renderer.c
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@ -12,6 +12,20 @@
#include "render/pixel_format.h"
#include "render/wlr_renderer.h"
static void handle_lost_mgpu_renderer(struct wlr_drm_backend *drm) {
wlr_log(WLR_DEBUG, "Handling lost renderer");
for (size_t i = 0; i < drm->num_planes; ++i) {
struct wlr_drm_plane *plane = &drm->planes[i];
finish_drm_surface(&plane->mgpu_surf);
}
finish_drm_renderer(&drm->mgpu_renderer);
if (!init_drm_renderer(drm, &drm->mgpu_renderer)) {
wlr_log(WLR_ERROR, "Failed to initialize renderer");
return;
}
}
bool init_drm_renderer(struct wlr_drm_backend *drm,
struct wlr_drm_renderer *renderer) {
renderer->wlr_rend = renderer_autocreate_with_drm_fd(drm->fd);
@ -73,8 +87,8 @@ bool init_drm_surface(struct wlr_drm_surface *surf,
return true;
}
struct wlr_buffer *drm_surface_blit(struct wlr_drm_surface *surf,
struct wlr_buffer *buffer) {
struct wlr_buffer *drm_surface_blit(struct wlr_drm_backend *drm,
struct wlr_drm_surface *surf, struct wlr_buffer *buffer) {
struct wlr_renderer *renderer = surf->renderer->wlr_rend;
if (surf->swapchain->width != buffer->width ||
@ -118,6 +132,9 @@ error_dst:
wlr_buffer_unlock(dst);
error_tex:
wlr_texture_destroy(tex);
if (renderer->lost) {
handle_lost_mgpu_renderer(drm);
}
return NULL;
}