drm/amdgpu: limit the number of IVs processed at once

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Only process a maximum of 32 IVs before writing back the RPTR. This improves
hw handling when we get close to an overflow in the ring buffer.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Christian König 2019-03-05 15:13:52 +01:00 • committed by Alex Deucher

parent b51cd19e48

commit 8c65fe5fc8

2 changed files with 5 additions and 1 deletions

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3

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

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3

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

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