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(parent: 5006505) | patch
drm/amd/display: extend delta clamping logic to CM3 LUT helper
authorMelissa Wen <mwen@igalia.com>
Mon, 8 Dec 2025 23:44:15 +0000 (22:44 -0100)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 3 Feb 2026 21:47:25 +0000 (16:47 -0500)
commit0274a54897f356f9c78767c4a2a5863f7dde90c6
treefb9ee48f3afea782135a331aa1687301c69259d7tree
parent5006505b19a2119e71c008044d59f6d753c858b9commit | diff
drm/amd/display: extend delta clamping logic to CM3 LUT helper

Commit 27fc10d1095f ("drm/amd/display: Fix the delta clamping for shaper
LUT") fixed banding when using plane shaper LUT in DCN10 CM helper.  The
problem is also present in DCN30 CM helper, fix banding by extending the
same bug delta clamping fix to CM3.

Signed-off-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c diff | blob | blame | history
drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_cm_common.h diff | blob | blame | history
drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c diff | blob | blame | history
drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c diff | blob | blame | history
drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c diff | blob | blame | history
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