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| author | Roman Li <roman.li@amd.com> | 2024-04-03 12:13:56 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-30 09:57:23 -0400 |
| commit | afca033f10d346b6be794e468ed614a6fdc68a14 (patch) | |
| tree | 634b6acb1592370ddf1577813ecbcbc96d5ceb03 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h | |
| parent | 5419a2076de1dd9b0b4a191d0dd07de7c4fa7040 (diff) | |
| download | linux-afca033f10d346b6be794e468ed614a6fdc68a14.tar.gz linux-afca033f10d346b6be794e468ed614a6fdc68a14.tar.bz2 linux-afca033f10d346b6be794e468ed614a6fdc68a14.zip | |
drm/amd/display: Add periodic detection for IPS
[Why]
HPD interrupt cannot be handled in IPS2 state.
So if there's a display topology change while system in IPS2
it can be missed.
[How]
Implement worker to check each 5 sec in IPS for HPD.
Reviewed-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h index 1fdfd183c0d9..cd2d45c2b5ef 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.h @@ -36,5 +36,6 @@ void amdgpu_dm_psr_enable(struct dc_stream_state *stream); bool amdgpu_dm_link_setup_psr(struct dc_stream_state *stream); bool amdgpu_dm_psr_disable(struct dc_stream_state *stream); bool amdgpu_dm_psr_disable_all(struct amdgpu_display_manager *dm); +bool amdgpu_dm_psr_is_active_allowed(struct amdgpu_display_manager *dm); #endif /* AMDGPU_DM_AMDGPU_DM_PSR_H_ */ |