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| author | Fangzhi Zuo <Jerry.Zuo@amd.com> | 2022-10-20 11:46:30 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-10-24 14:35:03 -0400 |
| commit | b66fca42c4e5739fa7ce17edd1c4d451b0d3c78d (patch) | |
| tree | 0d453233bc11f1ceae90144debbc0b3ecd9335ad /drivers/gpu/drm/amd/display | |
| parent | f543d28687480fad06b708bc6e0b0b6ec953b078 (diff) | |
| download | linux-b66fca42c4e5739fa7ce17edd1c4d451b0d3c78d.tar.bz2 | |
drm/amd/display: Add UHBR135 and UHBR20 into debugfs
Add support to manually force link rate to UHBR135 (0x546) and UHBR20
(0x7d0).
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index ee242d9d8b06..0c717d7b12e5 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -299,6 +299,8 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, case LINK_RATE_HIGH2: case LINK_RATE_HIGH3: case LINK_RATE_UHBR10: + case LINK_RATE_UHBR13_5: + case LINK_RATE_UHBR20: break; default: valid_input = false; |