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| author | Dave Airlie <airlied@redhat.com> | 2022-03-21 13:48:19 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2022-03-21 13:48:20 +1000 |
| commit | c6e90a1c660874736bd09c1fec6312b4b4c2ff7b (patch) | |
| tree | dbc6a8981b5955bac31381a00d113621890344c9 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | |
| parent | f11de8611fd6bb15bd979bbe5de0c4d59452f8d4 (diff) | |
| parent | 426c89aa203bcec9d9cf6eea36735eafa1b1f099 (diff) | |
| download | linux-c6e90a1c660874736bd09c1fec6312b4b4c2ff7b.tar.gz linux-c6e90a1c660874736bd09c1fec6312b4b4c2ff7b.tar.bz2 linux-c6e90a1c660874736bd09c1fec6312b4b4c2ff7b.zip | |
Merge tag 'amd-drm-next-5.18-2022-03-18' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.18-2022-03-18:
amdgpu:
- Aldebaran fixes
- SMU 13.0.5 fixes
- DCN 3.1.5 fixes
- DCN 3.1.6 fixes
- Pipe split fixes
- More display FP cleanup
- DP 2.0 UHBR fix
- DC GPU reset fix
- DC deep color ratio fix
- SMU robustness fixes
- Runtime PM fix for APUs
- IGT reload fixes
- SR-IOV fix
- Misc fixes and cleanups
amdkfd:
- CRIU fixes
- SVM fixes
UAPI:
- Properly handle SDMA transfers with CRIU
Proposed user mode change: https://github.com/checkpoint-restore/criu/pull/1709
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220318203717.5833-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 10 |
1 files changed, 9 insertions, 1 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 777210811311..da17ece1a2c5 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 @@ -243,6 +243,7 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, { struct amdgpu_dm_connector *connector = file_inode(f)->i_private; struct dc_link *link = connector->dc_link; + struct amdgpu_device *adev = drm_to_adev(connector->base.dev); struct dc *dc = (struct dc *)link->dc; struct dc_link_settings prefer_link_settings; char *wr_buf = NULL; @@ -302,6 +303,9 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, if (!valid_input) { kfree(wr_buf); DRM_DEBUG_DRIVER("Invalid Input value No HW will be programmed\n"); + mutex_lock(&adev->dm.dc_lock); + dc_link_set_preferred_training_settings(dc, NULL, NULL, link, false); + mutex_unlock(&adev->dm.dc_lock); return size; } @@ -313,7 +317,9 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf, prefer_link_settings.lane_count = param[0]; prefer_link_settings.link_rate = param[1]; - dc_link_set_preferred_training_settings(dc, &prefer_link_settings, NULL, link, true); + mutex_lock(&adev->dm.dc_lock); + dc_link_set_preferred_training_settings(dc, &prefer_link_settings, NULL, link, false); + mutex_unlock(&adev->dm.dc_lock); kfree(wr_buf); return size; @@ -2883,7 +2889,9 @@ static ssize_t edp_ilr_write(struct file *f, const char __user *buf, kfree(wr_buf); DRM_DEBUG_DRIVER("Invalid Input value. No HW will be programmed\n"); prefer_link_settings.use_link_rate_set = false; + mutex_lock(&adev->dm.dc_lock); dc_link_set_preferred_training_settings(dc, NULL, NULL, link, false); + mutex_unlock(&adev->dm.dc_lock); return size; } |