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path: root/drivers/gpu/drm/amd/amdgpu
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index 761dcfb2fec0..3e9c5034febe 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -1030,7 +1030,7 @@ static int gmc_v7_0_sw_init(void *handle)
pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
pr_warn("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_v7_0_init_microcode(adev);
if (r) {
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 34440672f938..29dde64bf2e7 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -1155,7 +1155,7 @@ static int gmc_v8_0_sw_init(void *handle)
pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32));
pr_warn("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_v8_0_init_microcode(adev);
if (r) {
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 600259b4e291..840f3bd0fcbe 100644
--- 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);