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| author |   Reza Amini <Reza.Amini@amd.com> | 2019-11-15 17:39:12 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-12-05 16:32:26 -0500 |
| commit | e66164105d2f4779387b80d726680ec9875b970f (patch) | |
| tree | 0245b346d895a9974b7f56bbf121f5e48c2ce5fb | |
| parent | drm/amd/display: update dispclk and dppclk vco frequency (diff) | |
| download | linux-dev-e66164105d2f4779387b80d726680ec9875b970f.tar.xz linux-dev-e66164105d2f4779387b80d726680ec9875b970f.zip | |
drm/amd/display: Implement DePQ for DCN2
[Why]
Need support for more color management in 10bit
surface.
[How]
Provide support for DePQ for 10bit surface
Signed-off-by: Reza Amini <Reza.Amini@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp_cm.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 5 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp_cm.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp_cm.c index 2d112c316424..05a3e7f97ef0 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp_cm.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp_cm.c @@ -149,6 +149,9 @@ void dpp2_set_degamma( case IPP_DEGAMMA_MODE_HW_xvYCC: REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 2); break; + case IPP_DEGAMMA_MODE_USER_PWL: + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 3); + break; default: BREAK_TO_DEBUGGER(); break; diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index 6a0d280bafba..32878a65bdd7 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -878,6 +878,11 @@ bool dcn20_set_input_transfer_func(struct dc *dc, IPP_DEGAMMA_MODE_BYPASS); break; case TRANSFER_FUNCTION_PQ: + dpp_base->funcs->dpp_set_degamma(dpp_base, IPP_DEGAMMA_MODE_USER_PWL); + cm_helper_translate_curve_to_degamma_hw_format(tf, &dpp_base->degamma_params); + dpp_base->funcs->dpp_program_degamma_pwl(dpp_base, &dpp_base->degamma_params); + result = true; + break; default: result = false; break; |