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authorIlya Bakoulin <ilya.bakoulin@amd.com>2023-10-06 15:57:28 -0400
committerAlex Deucher <alexander.deucher@amd.com>2023-10-26 19:02:06 -0400
commit85ca6e85303c10019710f31d4abedafab7994d68 (patch)
treee9881d9d8f8250034b14f2310b507767676bcdf5 /drivers/gpu/drm/amd/display/dc/hwss/dcn32
parent8d0f4cd2ae44ebe50ff85a49fb248e64f28b6d66 (diff)
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drm/amd/display: Fix shaper using bad LUT params
[Why] LUT params are not cleared after setting blend TF, which can lead to same params being used for the shaper, if the shaper func is bypassed. [How] Set lut_params to NULL after program_1dlut. Reviewed-by: Krunoslav Kovac <krunoslav.kovac@amd.com> Acked-by: Roman Li <roman.li@amd.com> Signed-off-by: Ilya Bakoulin <ilya.bakoulin@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/hwss/dcn32')
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
index e837554b8a28..1b9f21fd4f17 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c
@@ -494,6 +494,7 @@ bool dcn32_set_mcm_luts(
}
}
result = mpc->funcs->program_1dlut(mpc, lut_params, mpcc_id);
+ lut_params = NULL;
// Shaper
if (plane_state->in_shaper_func) {