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: Enable support for Gamma 2.2

Browse Source 
This patchset enables support for the Gamma 2.2.

With this patch the following IGT subtests pass:

kms_colorop --run plane-XR30-XR30-gamma_2_2

kms_colorop --run plane-XR30-XR30-gamma_2_2_inv-gamma_2_2

kms_colorop --run plane-XR30-XR30-gamma_2_2_inv-gamma_2_2-gamma_2_2_inv

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Simon Ser <contact@emersion.fr>
Link: https://patch.msgid.link/20251115000237.3561250-52-alex.hung@amd.com
This commit is contained in:
Alex Hung
2025-11-14 17:02:16 -07:00
committed by Simon Ser
parent 8e304a4511
commit db2bad93fe
2 changed files with 9 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c
View File

@@ -890,6 +890,9 @@ amdgpu_colorop_tf_to_dc_tf(enum drm_colorop_curve_1d_type tf)
case DRM_COLOROP_1D_CURVE_BT2020_INV_OETF:
case DRM_COLOROP_1D_CURVE_BT2020_OETF:
return TRANSFER_FUNCTION_BT709;
case DRM_COLOROP_1D_CURVE_GAMMA22:
case DRM_COLOROP_1D_CURVE_GAMMA22_INV:
return TRANSFER_FUNCTION_GAMMA22;
default:
return TRANSFER_FUNCTION_LINEAR;
}

9
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
View File

@@ -36,17 +36,20 @@
const u64 amdgpu_dm_supported_degam_tfs =
BIT(DRM_COLOROP_1D_CURVE_SRGB_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_PQ_125_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_BT2020_INV_OETF);
BIT(DRM_COLOROP_1D_CURVE_BT2020_INV_OETF) |
BIT(DRM_COLOROP_1D_CURVE_GAMMA22_INV);
const u64 amdgpu_dm_supported_shaper_tfs =
BIT(DRM_COLOROP_1D_CURVE_SRGB_INV_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_PQ_125_INV_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_BT2020_OETF);
BIT(DRM_COLOROP_1D_CURVE_BT2020_OETF) |
BIT(DRM_COLOROP_1D_CURVE_GAMMA22);
const u64 amdgpu_dm_supported_blnd_tfs =
BIT(DRM_COLOROP_1D_CURVE_SRGB_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_PQ_125_EOTF) |
BIT(DRM_COLOROP_1D_CURVE_BT2020_INV_OETF);
BIT(DRM_COLOROP_1D_CURVE_BT2020_INV_OETF) |
BIT(DRM_COLOROP_1D_CURVE_GAMMA22_INV);
#define MAX_COLOR_PIPELINE_OPS 10