Commit 5f232bd7 authored Aug 24, 2018 by Christian König Committed by Alex Deucher Aug 29, 2018

drm/amdgpu: use the smaller hole for GART



Instead of the larger one use the smaller hole in the MC address
space for the GART mappings.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent d78c1fa0

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

+2 −1

Original line number	Diff line number	Diff line
		@@ -132,7 +132,8 @@ void amdgpu_gmc_gart_location(struct amdgpu_device adev, struct amdgpu_gmc mc)
		mc->gart_size = max(size_bf, size_af);
		}

		if (size_bf > size_af)
		if ((size_bf >= mc->gart_size && size_bf < size_af) \|\|
		(size_af < mc->gart_size))
		mc->gart_start = 0;
		else
		mc->gart_start = ALIGN(mc->vram_end + 1, 0x100000000ULL);

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