diff options
| author |   Yihan Zhu <Yihan.Zhu@amd.com> | 2024-08-26 14:44:04 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2024-09-18 16:15:07 -0400 |
| commit | f57b77d667dc6bd2b114d08d04b03869539209f6 (patch) | |
| tree | cbd3e06041ca3062e2f06e811ec7e6b47d3c358e | |
| parent | drm/amd/display: Add dmub hpd sense callback (diff) | |
| download | wireguard-linux-f57b77d667dc6bd2b114d08d04b03869539209f6.tar.xz wireguard-linux-f57b77d667dc6bd2b114d08d04b03869539209f6.zip | |
drm/amd/display: Enable DML2 override_det_buffer_size_kbytes
[WHY]
Corrupted screen will be observed when 4k144 DP/HDMI display and
4k144 eDP are connected, changing eDP refresh rate from 60Hz to 144Hz.
[HOW]
override_det_buffer_size_kbytes should be true for DCN35/DCN351.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Roman Li <roman.li@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Yihan Zhu <Yihan.Zhu@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c index 46ad684fe192..893a9d9ee870 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c @@ -2155,6 +2155,7 @@ static bool dcn35_resource_construct( dc->dml2_options.max_segments_per_hubp = 24; dc->dml2_options.det_segment_size = DCN3_2_DET_SEG_SIZE;/*todo*/ + dc->dml2_options.override_det_buffer_size_kbytes = true; if (dc->config.sdpif_request_limit_words_per_umc == 0) dc->config.sdpif_request_limit_words_per_umc = 16;/*todo*/ diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c index 4c5e722baa3a..514c6d56925d 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c @@ -2133,6 +2133,7 @@ static bool dcn351_resource_construct( dc->dml2_options.max_segments_per_hubp = 24; dc->dml2_options.det_segment_size = DCN3_2_DET_SEG_SIZE;/*todo*/ + dc->dml2_options.override_det_buffer_size_kbytes = true; if (dc->config.sdpif_request_limit_words_per_umc == 0) dc->config.sdpif_request_limit_words_per_umc = 16;/*todo*/ |