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backend/drm: Drop parent drm device

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Compositors should instead blit to secondary drm devices themselves.
This commit is contained in:
Alexander Orzechowski 2024-10-13 11:51:41 -04:00
parent 2cca0086fb
commit e319909294
10 changed files with 13 additions and 311 deletions
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10
include/backend/drm/drm.h
View file

@ -19,9 +19,6 @@ struct wlr_drm_plane {
uint32_t type;
uint32_t id;
/* Only initialized on multi-GPU setups */
struct wlr_drm_surface mgpu_surf;
/* Buffer submitted to the kernel, will be presented on next vblank */
struct wlr_drm_fb *queued_fb;
/* Buffer currently displayed on screen */
@ -80,7 +77,6 @@ struct wlr_drm_crtc {
struct wlr_drm_backend {
struct wlr_backend backend;
struct wlr_drm_backend *parent;
const struct wlr_drm_interface *iface;
bool addfb2_modifiers;
@ -99,7 +95,6 @@ struct wlr_drm_backend {
struct wl_listener session_destroy;
struct wl_listener session_active;
struct wl_listener parent_destroy;
struct wl_listener dev_change;
struct wl_listener dev_remove;
@ -108,15 +103,10 @@ struct wlr_drm_backend {
struct wl_list page_flips; // wlr_drm_page_flip.link
/* Only initialized on multi-GPU setups */
struct wlr_drm_renderer mgpu_renderer;
struct wlr_session *session;
uint64_t cursor_width, cursor_height;
struct wlr_drm_format_set mgpu_formats;
bool supports_tearing_page_flips;
};

8
include/backend/drm/renderer.h
View file

@ -25,19 +25,11 @@ struct wlr_drm_surface {
uint64_t point;
};
bool init_drm_renderer(struct wlr_drm_backend *drm,
struct wlr_drm_renderer *renderer);
void finish_drm_renderer(struct wlr_drm_renderer *renderer);
bool init_drm_surface(struct wlr_drm_surface *surf,
struct wlr_drm_renderer *renderer, int width, int height,
const struct wlr_drm_format *drm_format);
void finish_drm_surface(struct wlr_drm_surface *surf);
struct wlr_buffer *drm_surface_blit(struct wlr_drm_surface *surf,
struct wlr_buffer *buffer,
struct wlr_drm_syncobj_timeline *wait_timeline, uint64_t wait_point);
bool drm_plane_pick_render_format(struct wlr_drm_plane *plane,
struct wlr_drm_format *fmt, struct wlr_drm_renderer *renderer);

11
include/wlr/backend/drm.h
View file

@ -32,21 +32,12 @@ struct wlr_drm_lease {
/**
* Creates a DRM backend using the specified GPU file descriptor (typically from
* a device node in /dev/dri).
*
* To slave this to another DRM backend, pass it as the parent (which _must_ be
* a DRM backend, other kinds of backends raise SIGABRT).
*/
struct wlr_backend *wlr_drm_backend_create(struct wlr_session *session,
struct wlr_device *dev, struct wlr_backend *parent);
struct wlr_backend *wlr_drm_backend_create(struct wlr_session *session, struct wlr_device *dev);
bool wlr_backend_is_drm(struct wlr_backend *backend);
bool wlr_output_is_drm(struct wlr_output *output);
/**
* Get the parent DRM backend, if any.
*/
struct wlr_backend *wlr_drm_backend_get_parent(struct wlr_backend *backend);
/**
* Get the KMS connector object ID.
*/