admin/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-07 20:06:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: disable adaptive scaler and sharpener when integer scaling is enabled

Browse Source 
[Why & How]
When integer scaling is enabled, set taps to 1 and disable adaptive
 scaler and sharpener.

Reviewed-by: Jun Lei <jun.lei@amd.com>
Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Samson Tam
2024-09-06 03:28:47 -04:00
committed by Alex Deucher
parent 9dad21f910
commit 559dc44f04
2 changed files with 13 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/amd/display/dc/dc_spl_translate.c
View File

@@ -38,6 +38,7 @@ static void populate_spltaps_from_taps(struct spl_taps *spl_scaling_quality,
spl_scaling_quality->h_taps = scaling_quality->h_taps;
spl_scaling_quality->v_taps_c = scaling_quality->v_taps_c;
spl_scaling_quality->v_taps = scaling_quality->v_taps;
spl_scaling_quality->integer_scaling = scaling_quality->integer_scaling;
}
static void populate_taps_from_spltaps(struct scaling_taps *scaling_quality,
const struct spl_taps *spl_scaling_quality)

12
drivers/gpu/drm/amd/display/dc/spl/dc_spl.c
View File

@@ -885,6 +885,18 @@ static bool spl_get_optimal_number_of_taps(
spl_scratch->scl_data.viewport.width > max_downscale_src_width)
return false;
/* Disable adaptive scaler and sharpener when integer scaling is enabled */
if (spl_in->scaling_quality.integer_scaling) {
spl_scratch->scl_data.taps.h_taps = 1;
spl_scratch->scl_data.taps.v_taps = 1;
spl_scratch->scl_data.taps.v_taps_c = 1;
spl_scratch->scl_data.taps.h_taps_c = 1;
*enable_easf_v = false;
*enable_easf_h = false;
*enable_isharp = false;
return true;
}
/* Check if we are using EASF or not */
skip_easf = enable_easf(spl_in, spl_scratch);