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(parent: f33a877) | patch
drm/amdgpu: Redo XGMI reset synchronization.
authorAndrey Grodzovsky <andrey.grodzovsky@amd.com>
Wed, 11 Dec 2019 19:18:31 +0000 (14:18 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 18 Dec 2019 21:09:13 +0000 (16:09 -0500)
commitc6a6e2db994528a3eaf1ed938a0b7a35b87b7fa4
tree03d4a4b2a7eaf7218a3dfbff41871107aff152f2tree | snapshot
parentf33a8770cdda79031a22241eaaac4eaf66e304fbcommit | diff
drm/amdgpu: Redo XGMI reset synchronization.

Use task barrier in XGMI hive to synchronize ASIC resets
across devices in XGMI hive.

v2: Return right away with a warning if no xgmi hive, update doc.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c diff | blob | history
Domain: System / Kernel;