diff options
| author | Harry Wentland <harry.wentland@amd.com> | 2020-10-02 13:32:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-15 16:31:59 -0400 |
| commit | b972b4f913eee029233be88e1a84a7cc36073c8b (patch) | |
| tree | c87007410dd999f1dbcf8a3ed8f3a5abc0f6c638 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | |
| parent | 83d76eeb7bf3955051824170aec44600793f63e5 (diff) | |
drm/amd/display: Add debugfs to repress HPD and HPR_RX IRQs
[Why]
For debugging reasons it can be beneficial to disable any hotplug and DP shortpulse interrupt handling.
[How]
Expose a debugfs to set a flag to bypass HPD IRQ handling and skip IRQ handling if flag is set.
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Bindu Ramamurthy <bindur12@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.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 3 |
1 files changed, 2 insertions, 1 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 018943113025..b2f2ccfc20bb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -1,5 +1,5 @@ /* - * Copyright 2015 Advanced Micro Devices, Inc. + * Copyright (C) 2015-2020 Advanced Micro Devices, Inc. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -410,6 +410,7 @@ struct amdgpu_display_manager { */ struct amdgpu_encoder mst_encoders[AMDGPU_DM_MAX_CRTC]; bool force_timing_sync; + bool disable_hpd_irq; bool dmcub_trace_event_en; /** * @da_list: |