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backend: replace get_buffer_caps hook with a struct field

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Do the same as wlr_renderer: the supported buffer capabilities are
static for the lifetime of the backend.
This commit is contained in:
Simon Ser 2024-10-29 19:18:18 +01:00 • committed by Kirill Primak
parent 9fdffba170
commit b908d865b1
14 changed files with 44 additions and 87 deletions
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14
backend/wayland/backend.c
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@ -566,17 +566,10 @@ static int backend_get_drm_fd(struct wlr_backend *backend) {
return wl->drm_fd;
}
static uint32_t get_buffer_caps(struct wlr_backend *backend) {
struct wlr_wl_backend *wl = get_wl_backend_from_backend(backend);
return (wl->zwp_linux_dmabuf_v1 ? WLR_BUFFER_CAP_DMABUF : 0)
| (wl->shm ? WLR_BUFFER_CAP_SHM : 0);
}
static const struct wlr_backend_impl backend_impl = {
.start = backend_start,
.destroy = backend_destroy,
.get_drm_fd = backend_get_drm_fd,
.get_buffer_caps = get_buffer_caps,
};
bool wlr_backend_is_wl(struct wlr_backend *b) {
@ -672,6 +665,13 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_event_loop *loop,
zwp_linux_dmabuf_feedback_v1_destroy(linux_dmabuf_feedback_v1);
}
if (wl->zwp_linux_dmabuf_v1) {
wl->backend.buffer_caps |= WLR_BUFFER_CAP_DMABUF;
}
if (wl->shm) {
wl->backend.buffer_caps |= WLR_BUFFER_CAP_SHM;
}
int fd = wl_display_get_fd(wl->remote_display);
wl->remote_display_src = wl_event_loop_add_fd(loop, fd, WL_EVENT_READABLE,
dispatch_events, wl);