[PATCH 11/17] drm/amd/display: fix dcn3 wide timing dsc validation

[Rodrigo Siqueira]

From: Dmytro Laktyushkin <dmytro.laktyush...@amd.com>

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.laktyush...@amd.com>
Reviewed-by: Wesley Chalmers <wesley.chalm...@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
---
 .../gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c    | 4 ++++
 1 file changed, 4 insertions(+)

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;
-- 
2.28.0

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