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drm/amd/display: Force always scale chroma, set always_scaled to false

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This allows us to not always have scaling on, which causes issues with
validation and causes the text to blur slightly.

Signed-off-by: Andrew Jiang <Andrew.Jiang@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrew Jiang 2017-09-06 18:56:46 -04:00 committed by Alex Deucher
parent 6bf520280f
commit 5088cc98f5
2 changed files with 5 additions and 8 deletions
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9
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
View File

@ -159,10 +159,11 @@ bool dpp_get_optimal_number_of_taps(
scl_data->taps.h_taps = 1;
if (IDENTITY_RATIO(scl_data->ratios.vert))
scl_data->taps.v_taps = 1;
if (IDENTITY_RATIO(scl_data->ratios.horz_c))
scl_data->taps.h_taps_c = 1;
if (IDENTITY_RATIO(scl_data->ratios.vert_c))
scl_data->taps.v_taps_c = 1;
/*
* Spreadsheet doesn't handle taps_c is one properly,
* need to force Chroma to always be scaled to pass
* bandwidth validation.
*/
}
return true;

4
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
View File

@ -420,10 +420,6 @@ static const struct dc_debug debug_defaults_drv = {
.force_abm_enable = false,
.timing_trace = false,
.clock_trace = true,
/* spread sheet doesn't handle taps_c is one properly,
* need to enable scaler for video surface to pass
* bandwidth validation.*/
.always_scale = true,
.disable_pplib_clock_request = true,
.disable_pplib_wm_range = false,
#if defined(CONFIG_DRM_AMD_DC_DCN1_0)