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drm/amdgpu: add automatic per asic settings for gart_size

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We need a larger gart for asics that do not support GPUVM on all
engines (e.g., MM) to make sure we have enough space for all
gtt buffers in physical mode.  Change the default size based on
the asic type.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2017-08-21 11:58:25 -04:00
parent 2d6fb10565
commit 83e74db6a8
4 changed files with 20 additions and 6 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -76,7 +76,7 @@
extern int amdgpu_modeset;
extern int amdgpu_vram_limit;
extern int amdgpu_vis_vram_limit;
extern unsigned amdgpu_gart_size;
extern int amdgpu_gart_size;
extern int amdgpu_gtt_size;
extern int amdgpu_moverate;
extern int amdgpu_benchmarking;