From: Alex Hung <alex.hung@amd.com>
To: <harry.wentland@amd.com>, <sunpeng.li@amd.com>,
<alexander.deucher@amd.com>, <christian.koenig@amd.com>,
<airlied@gmail.com>, <simona@ffwll.ch>, <alex.hung@amd.com>,
<contact@emersion.fr>, <daniels@collabora.com>, <mwen@igalia.com>,
<amd-gfx@lists.freedesktop.org>,
<dri-devel@lists.freedesktop.org>
Cc: Xaver Hugl <xaver.hugl@kde.org>
Subject: [PATCH] drm/amd/display: Fix gamma 2.2 colorop TFs
Date: Wed, 11 Mar 2026 15:18:37 -0600 [thread overview]
Message-ID: <20260311211837.2482799-1-alex.hung@amd.com> (raw)
Use GAMMA22 for degamma/blend and GAMMA22_INV for shaper so
curves match the color pipeline.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/5016
Tested-by: Xaver Hugl <xaver.hugl@kde.org>
Signed-off-by: Alex Hung <alex.hung@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
index d59ba82d3d7c..aa4658867e55 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
@@ -37,19 +37,19 @@ 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_GAMMA22_INV);
+ BIT(DRM_COLOROP_1D_CURVE_GAMMA22);
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_GAMMA22);
+ BIT(DRM_COLOROP_1D_CURVE_GAMMA22_INV);
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_GAMMA22_INV);
+ BIT(DRM_COLOROP_1D_CURVE_GAMMA22);
#define MAX_COLOR_PIPELINE_OPS 10
--
2.43.0
next reply other threads:[~2026-03-11 21:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-11 21:18 Alex Hung [this message]
2026-03-12 22:35 ` [PATCH] drm/amd/display: Fix gamma 2.2 colorop TFs Melissa Wen
2026-03-13 4:43 ` Claude review: " Claude Code Review Bot
2026-03-13 4:43 ` Claude Code Review Bot
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