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| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2022-01-20 01:09:58 +0300 |
|---|---|---|
| committer | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2022-02-09 20:17:32 +0300 |
| commit | d0fb18b535679a28b1f55a312b7454563b9bb36e (patch) | |
| tree | fa53d93c9f858998d04a091cd45ee0588610fdc8 /drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | |
| parent | cfbb6b0047448e2d986160d9f30d60f604d9ad0f (diff) | |
| download | linux-d0fb18b535679a28b1f55a312b7454563b9bb36e.tar.xz | |
drm/amdgpu: Move reset sem into reset_domain
We want single instance of reset sem across all
reset clients because in case of XGMI we should stop
access cross device MMIO because any of them could be
in a reset in the moment.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://www.spinics.net/lists/amd-gfx/msg74117.html
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c index 91864947063f..c0988c804459 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c @@ -131,6 +131,8 @@ struct amdgpu_reset_domain *amdgpu_reset_create_reset_domain(enum amdgpu_reset_d } + init_rwsem(&reset_domain->sem); + return reset_domain; } |