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| author | hersen wu <hersenxs.wu@amd.com> | 2022-05-29 12:12:32 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-06-21 18:17:23 -0400 |
| commit | f04d275d94e164d24516c32437c988a323018f63 (patch) | |
| tree | b140d57f1e5060356316ecf285b8dcab081bf54e /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | |
| parent | ec457f8378901d673b841e81d289b0165286db7f (diff) | |
| download | linux-f04d275d94e164d24516c32437c988a323018f63.tar.gz linux-f04d275d94e164d24516c32437c988a323018f63.tar.bz2 linux-f04d275d94e164d24516c32437c988a323018f63.zip | |
drm/amd/display: add mst port output bw check
[Why]
when connect one 4k@144hz dp to dsc mst hub, 4k@144hz mode is in valid
mode list. but some mst hub port output bandwidth does not support
4k@144hz.
[How]
add mst port output bandwidth checks, include full_pbn, branch max
throughput mps.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Jerry Zuo <Jerry.Zuo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: hersen wu <hersenxs.wu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index 2e351204cc2d..547fc1547977 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -583,7 +583,6 @@ struct amdgpu_dm_connector { struct drm_dp_mst_port *port; struct amdgpu_dm_connector *mst_port; struct drm_dp_aux *dsc_aux; - /* TODO see if we can merge with ddc_bus or make a dm_connector */ struct amdgpu_i2c_adapter *i2c; @@ -747,4 +746,6 @@ int dm_atomic_get_state(struct drm_atomic_state *state, struct amdgpu_dm_connector * amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state, struct drm_crtc *crtc); + +int convert_dc_color_depth_into_bpc(enum dc_color_depth display_color_depth); #endif /* __AMDGPU_DM_H__ */ |