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drm/amdgpu: fix dma mask check in gmc_v6_0.c 

This got messed up by "drm: change func to better detect wether swiotlb
is needed".

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michael D Labriola <michael.d.labriola@gmail.com>
Link: https://patchwork.freedesktop.org/patch/287070/
This commit is contained in:
Christian König 2019-02-20 13:46:24 +01:00
parent 913b2cb727
commit 1fdafbd023
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
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@ -886,7 +886,7 @@ static int gmc_v6_0_sw_init(void *handle)
pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
dev_warn(adev->dev, "amdgpu: No coherent DMA available.\n");
}
adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
adev->need_swiotlb = drm_need_swiotlb(dma_bits);
r = gmc_v6_0_init_microcode(adev);
if (r) {