drm/amd/display: Change default Z8 watermark values
authorLeo Chen <sancchen@amd.com>
Thu, 13 Apr 2023 21:34:24 +0000 (17:34 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 May 2023 09:53:56 +0000 (11:53 +0200)
commit3db734e4d95a70ba45f06053221e710cc26b5eb2
treef0ecedfe93b51874e167a90b38e81af9a0102aff
parenta009acf687177ec88ce7cd5eedde7ad069b39cc5
drm/amd/display: Change default Z8 watermark values

[ Upstream commit 8f586cc16c1fc3c2202c9d54563db8c7ed365f82 ]

[Why & How]
Previous Z8 watermark values were causing flickering and OTC underflow.
Updating Z8 watermark values based on the measurement.

Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Leo Chen <sancchen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c