linux/drivers/gpu/drm/amd/display/amdgpu_dm
Nicholas Kazlauskas be1ac692c0 drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset
[Why]
The HW interrupt gets disabled after S3/S4/reset so we don't receive
notifications for HPD or AUX from DMUB - leading to timeout and
black screen with (or without) DPIA links connected.

[How]
Re-enable the interrupt after S3/S4/reset like we do for the other
DC interrupts.

Guard both instances of the outbox interrupt enable or we'll hang
during restore on ASIC that don't support it.

Fixes: 524a0ba6fa ("drm/amd/display: Fix DPIA outbox timeout after GPU reset")

Reviewed-by: Jude Shih <Jude.Shih@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-12-07 13:08:14 -05:00
..
amdgpu_dm_color.c
amdgpu_dm_crc.c drm/amd/display: add connector type check for CRC source set 2021-12-01 16:07:22 -05:00
amdgpu_dm_crc.h
amdgpu_dm_debugfs.c drm/amd/display: PSR panel capability debugfs 2021-12-01 16:06:19 -05:00
amdgpu_dm_debugfs.h
amdgpu_dm_hdcp.c drm/amd/display: Fix for null pointer access for ddc pin and aux engine. 2021-09-14 15:57:09 -04:00
amdgpu_dm_hdcp.h
amdgpu_dm_helpers.c drm/amd/display: Add DP-HDMI FRL PCON SST Support in DM 2021-12-01 16:04:30 -05:00
amdgpu_dm_irq_params.h drm/amd/display: Use vblank control events for PSR enable/disable 2021-08-16 15:35:56 -04:00
amdgpu_dm_irq.c drm/amd/display: use GFP_ATOMIC in amdgpu_dm_irq_schedule_work 2021-08-09 15:44:09 -04:00
amdgpu_dm_irq.h
amdgpu_dm_mst_types.c drm/amd/display: Allow DSC on supported MST branch devices 2021-12-01 16:05:05 -05:00
amdgpu_dm_mst_types.h drm/amd/display: dsc mst 2 4K displays go dark with 2 lane HBR3 2021-09-14 15:57:10 -04:00
amdgpu_dm_pp_smu.c
amdgpu_dm_psr.c drm/amd/display: dc_link_set_psr_allow_active refactoring 2021-10-28 14:26:14 -04:00
amdgpu_dm_psr.h
amdgpu_dm_services.c
amdgpu_dm_trace.h
amdgpu_dm.c drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset 2021-12-07 13:08:14 -05:00
amdgpu_dm.h drm/amd/display: enable seamless boot for DCN301 2021-11-22 14:59:13 -05:00
dc_fpu.c drm/amd/display: Re-arrange FPU code structure for dcn2x 2021-10-06 15:49:24 -04:00
dc_fpu.h drm/amd/display: Add DC_FP helper to check FPU state 2021-08-05 21:17:59 -04:00
Makefile