diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c index 8dfe639b6508..b612edb14417 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c @@ -43,6 +43,8 @@ #define BPP_BLENDED_PIPE 0xffffffff #define DCN31_MAX_DSC_IMAGE_WIDTH 5184 #define DCN31_MAX_FMT_420_BUFFER_WIDTH 4096 +#define DCN3_15_MIN_COMPBUF_SIZE_KB 128 +#define DCN3_15_MAX_DET_SIZE 384 // For DML-C changes that hasn't been propagated to VBA yet //#define __DML_VBA_ALLOW_DELTA__ @@ -3775,6 +3777,17 @@ static noinline void CalculatePrefetchSchedulePerPlane( &v->VReadyOffsetPix[k]); } +static void PatchDETBufferSizeInKByte(unsigned int NumberOfActivePlanes, int NoOfDPPThisState[], unsigned int config_return_buffer_size_in_kbytes, unsigned int *DETBufferSizeInKByte) +{ + int i, total_pipes = 0; + for (i = 0; i < NumberOfActivePlanes; i++) + total_pipes += NoOfDPPThisState[i]; + *DETBufferSizeInKByte = ((config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB) / 64 / total_pipes) * 64; + if (*DETBufferSizeInKByte > DCN3_15_MAX_DET_SIZE) + *DETBufferSizeInKByte = DCN3_15_MAX_DET_SIZE; +} + + void dml31_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) { struct vba_vars_st *v = &mode_lib->vba; @@ -4533,6 +4546,8 @@ void dml31_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l v->ODMCombineEnableThisState[k] = v->ODMCombineEnablePerState[i][k]; } + if (v->NumberOfActivePlanes > 1 && mode_lib->project == DML_PROJECT_DCN315) + PatchDETBufferSizeInKByte(v->NumberOfActivePlanes, v->NoOfDPPThisState, v->ip.config_return_buffer_size_in_kbytes, &v->DETBufferSizeInKByte[0]); CalculateSwathAndDETConfiguration( false, v->NumberOfActivePlanes, |