backend/drm: add destroy_blob()

Centralizes the logic to destroy a DRM blob: check whether it's
zero, and print a nice error message.
This commit is contained in:
Simon Ser 2024-02-14 15:32:07 +01:00
parent 741aaa3f76
commit 9a685cefa9

View File

@ -201,14 +201,21 @@ static uint64_t pick_max_bpc(struct wlr_drm_connector *conn, struct wlr_drm_fb *
return target_bpc;
}
static void destroy_blob(struct wlr_drm_backend *drm, uint32_t id) {
if (id == 0) {
return;
}
if (drmModeDestroyPropertyBlob(drm->fd, id) != 0) {
wlr_log_errno(WLR_ERROR, "Failed to destroy blob");
}
}
static void commit_blob(struct wlr_drm_backend *drm,
uint32_t *current, uint32_t next) {
if (*current == next) {
return;
}
if (*current != 0) {
drmModeDestroyPropertyBlob(drm->fd, *current);
}
destroy_blob(drm, *current);
*current = next;
}
@ -217,9 +224,7 @@ static void rollback_blob(struct wlr_drm_backend *drm,
if (*current == next) {
return;
}
if (next != 0) {
drmModeDestroyPropertyBlob(drm->fd, next);
}
destroy_blob(drm, next);
}
static void plane_disable(struct atomic *atom, struct wlr_drm_plane *plane) {
@ -382,11 +387,7 @@ static bool atomic_crtc_commit(struct wlr_drm_connector *conn,
rollback_blob(drm, &crtc->mode_id, mode_id);
rollback_blob(drm, &crtc->gamma_lut, gamma_lut);
}
if (fb_damage_clips != 0 &&
drmModeDestroyPropertyBlob(drm->fd, fb_damage_clips) != 0) {
wlr_log_errno(WLR_ERROR, "Failed to destroy FB_DAMAGE_CLIPS property blob");
}
destroy_blob(drm, fb_damage_clips);
return ok;
}