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drm/radeon: use generic DMA API 

Use generic DMA api instead of bus-specific API.

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nirmoy Das 2020-11-20 17:00:21 +01:00 committed by Alex Deucher
parent 7dc7b65a1f
commit 7e7726ec1f
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/radeon/radeon_device.c
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@ -784,9 +784,9 @@ int radeon_dummy_page_init(struct radeon_device *rdev)
rdev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO);
if (rdev->dummy_page.page == NULL)
return -ENOMEM;
rdev->dummy_page.addr = pci_map_page(rdev->pdev, rdev->dummy_page.page,
rdev->dummy_page.addr = dma_map_page(&rdev->pdev->dev, rdev->dummy_page.page,
0, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
if (pci_dma_mapping_error(rdev->pdev, rdev->dummy_page.addr)) {
if (dma_mapping_error(&rdev->pdev->dev, rdev->dummy_page.addr)) {
dev_err(&rdev->pdev->dev, "Failed to DMA MAP the dummy page\n");
__free_page(rdev->dummy_page.page);
rdev->dummy_page.page = NULL;