diff options
| author | Hersen Wu <hersenxs.wu@amd.com> | 2018-06-27 13:03:04 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-07-13 14:51:53 -0500 |
| commit | 245524d9b827e184de1a23aff24c7872fed04cdb (patch) | |
| tree | 0ba9b42a05b39fd208ce3fa5b987c88ef07ebed0 | |
| parent | aca3e9a49b200d56e4dd0a21bbb443e96a482fd9 (diff) | |
drm/amd/display: dp debugfs allow link rate lane count greater than dp rx reported caps
[Why]
when hw team does phy parameters tuning, there is need to force dp
link rate or lane count grater than the values from dp receiver to
check dp tx. current debufs limit link rate, lane count no more
than rx caps.
[How] remove force settings less than rx caps check
v2: Fix typo in title
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 3 |
1 files changed, 1 insertions, 2 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 0276e09d0b82..0d9e410ca01e 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 @@ -214,8 +214,7 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, break; } - if (!valid_input || (param[0] > link->reported_link_cap.lane_count) || - (param[1] > link->reported_link_cap.link_rate)) { + if (!valid_input) { kfree(wr_buf); DRM_DEBUG_DRIVER("Invalid Input value No HW will be programmed\n"); return bytes_from_user; |