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| author | Jun Lei <jun.lei@amd.com> | 2020-12-16 12:56:38 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-03-23 23:32:27 -0400 |
| commit | 86ca3cbe5c9ca8e7d47424c98fc7b49b34b67d96 (patch) | |
| tree | 20ba7e2020444f93b034a6facc8510e049fa9596 /drivers/gpu/drm/amd | |
| parent | b0942618fd12aa59e7ebee700a5242f02f9e55f9 (diff) | |
| download | linux-86ca3cbe5c9ca8e7d47424c98fc7b49b34b67d96.tar.gz linux-86ca3cbe5c9ca8e7d47424c98fc7b49b34b67d96.tar.bz2 linux-86ca3cbe5c9ca8e7d47424c98fc7b49b34b67d96.zip | |
drm/amd/display: Increase precision for bpp in DSC calculations
[Why?]
Many DSC variables and related functions use whole bits for bpp.
[How?]
Change variables and related functions to use 16ths of a bit for bpp.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Signed-off-by: Jun Lei <jun.lei@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Solomon Chiu <solomon.chiu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h index 48d3ed97ead9..bcec019efa6f 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h @@ -770,6 +770,7 @@ struct dc_crtc_timing { #endif struct dc_crtc_timing_flags flags; + uint32_t dsc_fixed_bits_per_pixel_x16; /* DSC target bitrate in 1/16 of bpp (e.g. 128 -> 8bpp) */ struct dc_dsc_config dsc_cfg; }; |