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authorDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>2020-08-06 13:57:08 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-08-18 17:58:19 -0400
commit5ec37c089e7d02265b4e2ed9529bc7497fc1cf5a (patch)
treee359a2e97811d9236b157f9cb2b0bc81306372fe /drivers/gpu/drm/amd/display/dc
parent8e80d482608a4e6a97c75272ef8b4bcfc5d0c490 (diff)
drm/amd/display: fix dcn3 wide timing dsc validation
Wide timing DSC requires odm. Since spreadsheet is missing this dsc validation we have to modify DML vba code ourselves. Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Reviewed-by: Wesley Chalmers <Wesley.Chalmers@amd.com> Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
index b54814f11b74..2beb284f89b0 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
@@ -63,6 +63,7 @@ typedef struct {
#define BPP_INVALID 0
#define BPP_BLENDED_PIPE 0xffffffff
+#define DCN30_MAX_DSC_IMAGE_WIDTH 5184
static void DisplayPipeConfiguration(struct display_mode_lib *mode_lib);
static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(
@@ -3984,6 +3985,9 @@ void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
} else if (v->PlaneRequiredDISPCLKWithoutODMCombine > v->MaxDispclkRoundedDownToDFSGranularity) {
v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1;
v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine2To1;
+ } else if (v->DSCEnabled[k] && (v->HActive[k] > DCN30_MAX_DSC_IMAGE_WIDTH)) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine2To1;
} else {
v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled;
v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithoutODMCombine;