drm/vc4: Drop LBM and UPM allocation failure messages to debug

Seeing as it is userspace that creates the state and commit that is validated, drop the log messages to debug to avoid userspace being able to totally spam the kernel log. Signed-off-by: Dave Stevenson <[email protected]>
6by9 · Sep 30, 2024 · f6b2fe6 · f6b2fe6
1 parent 50e3301
commit f6b2fe6
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
@@ -987,7 +987,7 @@ static int vc4_plane_allocate_lbm(struct drm_plane_state *state)
 					     VC4_NUM_LBM_HANDLES,
 					     GFP_KERNEL);
 		if (lbm_handle < 0) {
-			drm_err(drm, "Out of lbm_handles\n");
+			drm_dbg_driver(drm, "Out of lbm_handles\n");
 			return lbm_handle;
 		}
 		vc4_state->lbm_handle = lbm_handle;
@@ -1004,7 +1004,8 @@ static int vc4_plane_allocate_lbm(struct drm_plane_state *state)
 		spin_unlock_irqrestore(&hvs->mm_lock, irqflags);
 
 		if (ret) {
-			drm_err(drm, "Failed to allocate LBM entry: %d\n", ret);
+			drm_dbg_driver(drm, "Failed to allocate LBM entry: %d\n",
+				       ret);
 			refcount_set(&refcount->refcount, 0);
 			ida_free(&hvs->lbm_handles, lbm_handle);
 			vc4_state->lbm_handle = 0;
@@ -1076,7 +1077,7 @@ static int vc6_plane_allocate_upm(struct drm_plane_state *state)
 						     VC4_NUM_UPM_HANDLES,
 						     GFP_KERNEL);
 			if (upm_handle < 0) {
-				drm_err(drm, "Out of upm_handles\n");
+				drm_dbg_driver(drm, "Out of upm_handles\n");
 				return upm_handle;
 			}
 			vc4_state->upm_handle[i] = upm_handle;
@@ -1092,7 +1093,8 @@ static int vc6_plane_allocate_upm(struct drm_plane_state *state)
 							 0, 0);
 			spin_unlock_irqrestore(&hvs->mm_lock, irqflags);
 			if (ret) {
-				drm_err(drm, "Failed to allocate UPM entry: %d\n", ret);
+				drm_dbg_driver(drm, "Failed to allocate UPM entry: %d\n",
+					       ret);
 				refcount_set(&refcount->refcount, 0);
 				ida_free(&hvs->upm_handles, upm_handle);
 				vc4_state->upm_handle[i] = 0;