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authorJohn Barberiz <jbarberi@amd.com>2018-01-18 12:22:11 -0500
committerAlex Deucher <alexander.deucher@amd.com>2018-02-19 14:19:25 -0500
commit3e5df76ae51f2955796d9c10105a92b7f7f660e0 (patch)
tree7b84c59cdc9b1f2b628c9a234c5acece95ac4d5f /drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
parent69b9723a81e74e517048e1523a24d76fe8e2aef2 (diff)
downloadlinux-3e5df76ae51f2955796d9c10105a92b7f7f660e0.tar.bz2
drm/amd/display: Bypass gamma set if not standard type
If non-standard gamma type detected set identity matrix flag so that we can bypass the gamma mode. Signed-off-by: John Barberiz <jbarberi@amd.com> Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com> Acked-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index f261c7cfb003..8ce9a4e70793 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -900,7 +900,9 @@ static bool dcn10_set_input_transfer_func(struct pipe_ctx *pipe_ctx,
if (plane_state->in_transfer_func)
tf = plane_state->in_transfer_func;
- if (plane_state->gamma_correction && dce_use_lut(plane_state->format))
+ if (plane_state->gamma_correction->is_identity)
+ dpp_base->funcs->dpp_set_degamma(dpp_base, IPP_DEGAMMA_MODE_BYPASS);
+ else if (plane_state->gamma_correction && dce_use_lut(plane_state->format))
dpp_base->funcs->dpp_program_input_lut(dpp_base, plane_state->gamma_correction);
if (tf == NULL)