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https://github.com/hyprwm/wlroots-hyprland.git
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e97c2c3639
On some Intel cards using modifiers can fill the FIFO and prevent
hotplugged outputs from being properly enabled.
Add a fallback without modifiers.
Fixes: 2bdd1d0896 ("backend/drm: use modifiers for our GBM buffers")
References: https://github.com/swaywm/wlroots/issues/1840
Closes: https://github.com/swaywm/wlroots/issues/1852
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
#ifndef BACKEND_DRM_RENDERER_H
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#define BACKEND_DRM_RENDERER_H
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#include <EGL/egl.h>
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#include <gbm.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <wlr/backend.h>
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#include <wlr/render/wlr_renderer.h>
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struct wlr_drm_backend;
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struct wlr_drm_plane;
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struct wlr_drm_renderer {
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int fd;
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struct gbm_device *gbm;
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struct wlr_egl egl;
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uint32_t gbm_format;
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struct wlr_renderer *wlr_rend;
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};
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struct wlr_drm_surface {
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struct wlr_drm_renderer *renderer;
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uint32_t width;
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uint32_t height;
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struct gbm_surface *gbm;
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EGLSurface egl;
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struct gbm_bo *front;
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struct gbm_bo *back;
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};
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bool init_drm_renderer(struct wlr_drm_backend *drm,
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struct wlr_drm_renderer *renderer, wlr_renderer_create_func_t create_render);
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void finish_drm_renderer(struct wlr_drm_renderer *renderer);
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bool init_drm_surface(struct wlr_drm_surface *surf,
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struct wlr_drm_renderer *renderer, uint32_t width, uint32_t height,
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uint32_t format, struct wlr_drm_format_set *set, uint32_t flags);
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bool init_drm_plane_surfaces(struct wlr_drm_plane *plane,
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struct wlr_drm_backend *drm, int32_t width, uint32_t height,
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uint32_t format, bool with_modifiers);
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void finish_drm_surface(struct wlr_drm_surface *surf);
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bool make_drm_surface_current(struct wlr_drm_surface *surf, int *buffer_age);
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struct gbm_bo *swap_drm_surface_buffers(struct wlr_drm_surface *surf,
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pixman_region32_t *damage);
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struct gbm_bo *get_drm_surface_front(struct wlr_drm_surface *surf);
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void post_drm_surface(struct wlr_drm_surface *surf);
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struct gbm_bo *copy_drm_surface_mgpu(struct wlr_drm_surface *dest,
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struct gbm_bo *src);
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struct gbm_bo *import_gbm_bo(struct wlr_drm_renderer *renderer,
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struct wlr_dmabuf_attributes *attribs);
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bool export_drm_bo(struct gbm_bo *bo, struct wlr_dmabuf_attributes *attribs);
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#endif
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