diff options
| author | Leo Chen <sancchen@amd.com> | 2022-10-22 01:24:02 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-11-01 18:47:39 +0300 |
| commit | da339aa4573de3526890627490ee5f61c1de9c31 (patch) | |
| tree | 27c579b67ee896b4245cd513339b8b13e39fe29c | |
| parent | 935e35d8dbde76a02d00290cf4d9eb420514eaf3 (diff) | |
| download | linux-da339aa4573de3526890627490ee5f61c1de9c31.tar.xz | |
drm/amd/display: Add a debug option HBR2CP2520 over TPS4
[Why & How] There are cases when we may need to override the hardcoded
TPS4 test pattern. Added parameters and config option to be able to
allow this.
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Leo Chen <sancchen@amd.com>
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
6 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 2a6406440032..6be110b00b24 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -393,6 +393,7 @@ struct dc_config { bool disable_dmcu; bool enable_4to1MPC; bool enable_windowed_mpo_odm; + bool forceHBR2CP2520; // Used for switching between test patterns TPS4 and CP2520 uint32_t allow_edp_hotplug_detection; bool clamp_min_dcfclk; uint64_t vblank_alignment_dto_params; diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index 8729d6305996..8f5e89cb9d3e 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1902,6 +1902,8 @@ static bool dcn31_resource_construct( dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + if (dc->config.forceHBR2CP2520) + dc->caps.force_dp_tps4_for_cp2520 = false; dc->caps.dp_hpo = true; dc->caps.dp_hdmi21_pcon_support = true; dc->caps.edp_dsc_support = true; diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c index 85e2d87a8e44..3b3e093e9447 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c @@ -1770,6 +1770,8 @@ static bool dcn314_resource_construct( dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + if (dc->config.forceHBR2CP2520) + dc->caps.force_dp_tps4_for_cp2520 = false; dc->caps.dp_hpo = true; dc->caps.dp_hdmi21_pcon_support = true; dc->caps.edp_dsc_support = true; diff --git a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c index 31cbc5762eab..96a3d41febff 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c @@ -1783,6 +1783,8 @@ static bool dcn315_resource_construct( dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + if (dc->config.forceHBR2CP2520) + dc->caps.force_dp_tps4_for_cp2520 = false; dc->caps.dp_hpo = true; dc->caps.dp_hdmi21_pcon_support = true; dc->caps.edp_dsc_support = true; diff --git a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c index af3eddc0cf32..2f643cdaf59f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c @@ -1785,6 +1785,8 @@ static bool dcn316_resource_construct( dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + if (dc->config.forceHBR2CP2520) + dc->caps.force_dp_tps4_for_cp2520 = false; dc->caps.dp_hpo = true; dc->caps.dp_hdmi21_pcon_support = true; dc->caps.edp_dsc_support = true; diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c index 287b7fa9bf41..4ba9a8662185 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c @@ -2126,6 +2126,8 @@ static bool dcn32_resource_construct( dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + if (dc->config.forceHBR2CP2520) + dc->caps.force_dp_tps4_for_cp2520 = false; dc->caps.dp_hpo = true; dc->caps.dp_hdmi21_pcon_support = true; dc->caps.edp_dsc_support = true; |