On Mon, Jun 29, 2020 at 01:33:43PM +0200, gregkh@linuxfoundation.org wrote:
The patch below does not apply to the 5.7-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From fa7041d9d2fc7401cece43f305eb5b87b7017fc4 Mon Sep 17 00:00:00 2001 From: Stylon Wang stylon.wang@amd.com Date: Fri, 12 Jun 2020 19:04:18 +0800 Subject: [PATCH] drm/amd/display: Fix ineffective setting of max bpc property
[Why] Regression was introduced where setting max bpc property has no effect on the atomic check and final commit. It has the same effect as max bpc being stuck at 8.
[How] Correctly propagate max bpc with the new connector state.
Signed-off-by: Stylon Wang stylon.wang@amd.com Reviewed-by: Nicholas Kazlauskas Nicholas.Kazlauskas@amd.com Acked-by: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org
I've grabbed this patch as a dependency and queued both for 5.7: cbd14ae7ea93 ("drm/amd/display: Fix incorrectly pruned modes with deep color").