diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2466-drm-amd-display-Force-always-scale-chroma-set-always.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2466-drm-amd-display-Force-always-scale-chroma-set-always.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2466-drm-amd-display-Force-always-scale-chroma-set-always.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2466-drm-amd-display-Force-always-scale-chroma-set-always.patch new file mode 100644 index 00000000..a8589106 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2466-drm-amd-display-Force-always-scale-chroma-set-always.patch @@ -0,0 +1,55 @@ +From a017530921908bd4200e6162ed0129ceb49f98fa Mon Sep 17 00:00:00 2001 +From: Andrew Jiang <Andrew.Jiang@amd.com> +Date: Wed, 6 Sep 2017 18:56:46 -0400 +Subject: [PATCH 2466/4131] drm/amd/display: Force always scale chroma, set + always_scaled to false + +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> +--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c | 9 +++++---- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 4 ---- + 2 files changed, 5 insertions(+), 8 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c +index 9d9604f..f9e43e6 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c +@@ -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; +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +index 3a51e13..ffab6fe 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +@@ -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) +-- +2.7.4 + |