drm/amdgpu: Increase tlb flush timeout for sriov

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[ Upstream commit 373008bfc9 ]

[Why]
During multi-vf executing benchmark (Luxmark) observed kiq error timeout.
It happenes because all of VFs do the tlb invalidation at the same time.
Although each VF has the invalidate register set, from hardware side
the invalidate requests are queue to execute.

[How]
In case of 12 VF increase timeout on 12*100ms

Signed-off-by: Dusica Milinkovic <Dusica.Milinkovic@amd.com>
Acked-by: Shaoyun Liu <shaoyun.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

This commit is contained in:

Dusica Milinkovic 2022-08-10 09:43:15 +02:00 • committed by Greg Kroah-Hartman

parent db0669c973

commit db1d9deb84

3 changed files with 5 additions and 3 deletions

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2

drivers/gpu/drm/amd/amdgpu/amdgpu.h

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3

drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c

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3

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

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