diff options
| author | Roman Li <[email protected]> | 2024-06-13 14:41:51 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2024-06-27 21:10:38 +0000 |
| commit | 9862ef7bae47b9292a38a0a1b30bff7f56d7815b (patch) | |
| tree | 7cfcbf17a8b05a8151e0eccfcc523c47f2c78e9b /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | |
| parent | drm/amd/display: Fix 1DLUT setting for NL SDR blending (diff) | |
| download | kernel-9862ef7bae47b9292a38a0a1b30bff7f56d7815b.tar.gz kernel-9862ef7bae47b9292a38a0a1b30bff7f56d7815b.zip | |
drm/amd/display: Use periodic detection for ipx/headless
[WHY]
Hotplug is not detected in headless (no eDP) mode on dcn35x.
With no display dcn35x goes to IPS2 powersaving state where HPD interrupt
is not handled.
[HOW]
Use idle worker thread for periodic detection of HPD in headless mode.
Reviewed-by: Aurabindo Pillai <[email protected]>
Cc: Mario Limonciello <[email protected]>
Cc: Alex Deucher <[email protected]>
Cc: [email protected]
Signed-off-by: Alex Hung <[email protected]>
Signed-off-by: Roman Li <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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, 3 insertions, 0 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 dfcbc1970fe6..5fd1b6b44577 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -989,4 +989,7 @@ void *dm_allocate_gpu_mem(struct amdgpu_device *adev, enum dc_gpu_mem_alloc_type type, size_t size, long long *addr); + +bool amdgpu_dm_is_headless(struct amdgpu_device *adev); + #endif /* __AMDGPU_DM_H__ */ |