diff options
author | John Barberiz <jbarberi@amd.com> | 2018-01-18 12:22:11 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:19:25 -0500 |
commit | 3e5df76ae51f2955796d9c10105a92b7f7f660e0 (patch) | |
tree | 7b84c59cdc9b1f2b628c9a234c5acece95ac4d5f /drivers/gpu/drm/amd | |
parent | 69b9723a81e74e517048e1523a24d76fe8e2aef2 (diff) | |
download | linux-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')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h index 11104086828d..e91ac6811990 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h @@ -436,6 +436,8 @@ struct dc_gamma { /* private to DC core */ struct dc_context *ctx; + + bool is_identity; }; /* Used by both ipp amd opp functions*/ 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) |