diff options
| author | Fangzhi Zuo <Jerry.Zuo@amd.com> | 2021-08-03 18:46:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-01 16:55:10 -0400 |
| commit | f01ee019586220c86f238263a4fbde6e72085e11 (patch) | |
| tree | 7cc06dedf7dbae7cec4f779cfd9a393d1eef2f9f /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | |
| parent | 5a2730fc1ff659977e4a8eda92d55769551041ac (diff) | |
drm/amd/display: Add DP 2.0 SST DC Support
1. Retrieve 128/132b link cap.
2. 128/132b link training and payload allocation.
3. UHBR10 link rate support.
[squash in warning fixes - Alex]
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index 6fee12c91ef5..22ddd8d71bcf 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -751,3 +751,11 @@ void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream) &new_downspread.raw, sizeof(new_downspread)); } + +#if defined(CONFIG_DRM_AMD_DC_DCN) +void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz) +{ + // FPGA programming for this clock in diags framework that + // needs to go through dm layer, therefore leave dummy interace here +} +#endif
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