diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c index 5eebe7f03ddc..c9ae2d8f0096 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c @@ -137,7 +137,15 @@ void dsc2_get_enc_caps(struct dsc_enc_caps *dsc_enc_caps, int pixel_clock_100Hz) dsc_enc_caps->max_total_throughput_mps = DCN20_MAX_DISPLAY_CLOCK_Mhz * 2; } - // TODO DSC: This is actually image width limitation, not a slice width. This should be added to the criteria to use ODM. + /* For pixel clock bigger than a single-pipe limit needing four engines ODM 4:1, which then quardruples our + * throughput and number of slices + */ + if (pixel_clock_100Hz > DCN20_MAX_PIXEL_CLOCK_Mhz*10000*2) { + dsc_enc_caps->slice_caps.bits.NUM_SLICES_12 = 1; + dsc_enc_caps->slice_caps.bits.NUM_SLICES_16 = 1; + dsc_enc_caps->max_total_throughput_mps = DCN20_MAX_DISPLAY_CLOCK_Mhz * 4; + } + dsc_enc_caps->max_slice_width = 5184; /* (including 64 overlap pixels for eDP MSO mode) */ dsc_enc_caps->bpp_increment_div = 16; /* 1/16th of a bit */ } |