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backend/drm: get rid of wlr_drm_fb_type

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Since all DRM FBs are backed by a wlr_buffer, there's no need for this
anymore.
This commit is contained in:
Simon Ser 2020-07-28 10:47:20 +02:00
parent 68a8d99055
commit 8058e338ea
3 changed files with 18 additions and 33 deletions
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20
backend/drm/drm.c
View file

@ -377,7 +377,7 @@ static bool drm_crtc_page_flip(struct wlr_drm_connector *conn) {
}
assert(crtc->pending.active);
assert(plane_get_next_fb(crtc->primary)->type != WLR_DRM_FB_TYPE_NONE);
assert(plane_get_next_fb(crtc->primary)->bo);
if (!drm_crtc_commit(conn, DRM_MODE_PAGE_FLIP_EVENT)) {
return false;
}
@ -650,10 +650,10 @@ static bool drm_connector_export_dmabuf(struct wlr_output *output,
}
struct wlr_drm_fb *fb = &crtc->primary->queued_fb;
if (fb->type == WLR_DRM_FB_TYPE_NONE) {
if (fb->bo == NULL) {
fb = &crtc->primary->current_fb;
}
if (fb->type == WLR_DRM_FB_TYPE_NONE) {
if (fb->bo == NULL) {
return false;
}
@ -661,10 +661,10 @@ static bool drm_connector_export_dmabuf(struct wlr_output *output,
}
struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane) {
if (plane->pending_fb.type != WLR_DRM_FB_TYPE_NONE) {
if (plane->pending_fb.bo) {
return &plane->pending_fb;
}
if (plane->queued_fb.type != WLR_DRM_FB_TYPE_NONE) {
if (plane->queued_fb.bo) {
return &plane->queued_fb;
}
return &plane->current_fb;
@ -680,7 +680,7 @@ static bool drm_connector_pageflip_renderer(struct wlr_drm_connector *conn) {
// drm_crtc_page_flip expects a FB to be available
struct wlr_drm_plane *plane = crtc->primary;
if (plane_get_next_fb(plane)->type == WLR_DRM_FB_TYPE_NONE) {
if (!plane_get_next_fb(plane)->bo) {
drm_surface_render_black_frame(&plane->surf);
if (!drm_fb_lock_surface(&plane->pending_fb, &plane->surf)) {
return false;
@ -1507,11 +1507,10 @@ static void page_flip_handler(int fd, unsigned seq,
}
struct wlr_drm_plane *plane = conn->crtc->primary;
if (plane->queued_fb.type != WLR_DRM_FB_TYPE_NONE) {
if (plane->queued_fb.bo) {
drm_fb_move(&plane->current_fb, &plane->queued_fb);
}
if (conn->crtc->cursor &&
conn->crtc->cursor->queued_fb.type != WLR_DRM_FB_TYPE_NONE) {
if (conn->crtc->cursor && conn->crtc->cursor->queued_fb.bo) {
drm_fb_move(&conn->crtc->cursor->current_fb,
&conn->crtc->cursor->queued_fb);
}
@ -1522,7 +1521,8 @@ static void page_flip_handler(int fd, unsigned seq,
* data between the GPUs, even if we were using the direct scanout
* interface.
*/
if (!drm->parent && plane->current_fb.type == WLR_DRM_FB_TYPE_WLR_BUFFER) {
if (!drm->parent && plane->current_fb.wlr_buf &&
wlr_client_buffer_get(plane->current_fb.wlr_buf)) {
present_flags |= WLR_OUTPUT_PRESENT_ZERO_COPY;
}

21
backend/drm/renderer.c
View file

@ -280,21 +280,15 @@ bool drm_plane_init_surface(struct wlr_drm_plane *plane,
}
void drm_fb_clear(struct wlr_drm_fb *fb) {
switch (fb->type) {
case WLR_DRM_FB_TYPE_NONE:
assert(!fb->bo);
break;
case WLR_DRM_FB_TYPE_SURFACE:
abort(); // TODO: remove this case entirely
break;
case WLR_DRM_FB_TYPE_WLR_BUFFER:
gbm_bo_destroy(fb->bo);
wlr_buffer_unlock(fb->wlr_buf);
fb->wlr_buf = NULL;
break;
if (!fb->bo) {
assert(!fb->wlr_buf);
return;
}
fb->type = WLR_DRM_FB_TYPE_NONE;
gbm_bo_destroy(fb->bo);
wlr_buffer_unlock(fb->wlr_buf);
fb->wlr_buf = NULL;
fb->bo = NULL;
if (fb->mgpu_bo) {
@ -376,7 +370,6 @@ bool drm_fb_import_wlr(struct wlr_drm_fb *fb, struct wlr_drm_renderer *renderer,
return false;
}
fb->type = WLR_DRM_FB_TYPE_WLR_BUFFER;
fb->wlr_buf = wlr_buffer_lock(buf);
return true;

10
include/backend/drm/renderer.h
View file

@ -33,20 +33,12 @@ struct wlr_drm_surface {
struct wlr_buffer *back_buffer;
};
enum wlr_drm_fb_type {
WLR_DRM_FB_TYPE_NONE,
WLR_DRM_FB_TYPE_SURFACE,
WLR_DRM_FB_TYPE_WLR_BUFFER
};
struct wlr_drm_fb {
enum wlr_drm_fb_type type;
struct gbm_bo *bo;
struct wlr_buffer *wlr_buf;
struct wlr_drm_surface *mgpu_surf;
struct gbm_bo *mgpu_bo;
struct wlr_buffer *wlr_buf;
};
bool init_drm_renderer(struct wlr_drm_backend *drm,