[PATCH] Revert "drm/amd/display: Revalidate bandwidth before commiting DC updates"

Alex Deucher alexdeucher at gmail.com
Mon Jun 29 15:36:52 UTC 2020


Seems to cause stability issues for some users.

This reverts commit a24eaa5c51255b344d5a321f1eeb3205f2775498.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1191
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 67402d75e67e..94230bb3195d 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -2607,12 +2607,6 @@ void dc_commit_updates_for_stream(struct dc *dc,
 
 	copy_stream_update_to_stream(dc, context, stream, stream_update);
 
-	if (!dc->res_pool->funcs->validate_bandwidth(dc, context, false)) {
-		DC_ERROR("Mode validation failed for stream update!\n");
-		dc_release_state(context);
-		return;
-	}
-
 	commit_planes_for_stream(
 				dc,
 				srf_updates,
-- 
2.25.4



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