drm/amdgpu: reserve at least 4MB of VRAM for page tables v2

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This hopefully helps reduce the contention for page tables.

v2: adjust maximum reported VRAM size as well

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Christian König 2019-08-30 14:38:37 +02:00 • committed by Alex Deucher

parent 629be20395

commit 9d1b3c7805

3 changed files with 22 additions and 8 deletions

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18

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

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3

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

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9

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

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