Merge tag 'drm-misc-next-2019-03-21' of git://anongit.freedesktop.org/drm/drm-misc...

[sfrench/cifs-2.6.git] / drivers / gpu / drm / amd / amdgpu / gmc_v9_0.c

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 2fe8397241ea4c128ed7fffc924955ac483daec8..53327498efbfc590303fe47c1de5193eadc4a8ef 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1011,7 +1011,7 @@ static int gmc_v9_0_sw_init(void *handle)
                pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
                printk(KERN_WARNING "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);
 
        if (adev->gmc.xgmi.supported) {
                r = gfxhub_v1_1_get_xgmi_info(adev);