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drm/nouveau/ttm: convert to DMA API

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The pci_dma_* functions are now superseeded in the kernel by the DMA
API. Make the conversion to this more generic API.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Alexandre Courbot 2015-09-04 19:59:33 +09:00 committed by Ben Skeggs
parent 68b566534c
commit 524883bb48
1 changed files with 5 additions and 7 deletions
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12
drivers/gpu/drm/nouveau/nouveau_ttm.c
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@ -338,7 +338,7 @@ nouveau_ttm_init(struct nouveau_drm *drm)
struct nvkm_device *device = nvxx_device(&drm->device);
struct nvkm_pci *pci = device->pci;
struct drm_device *dev = drm->dev;
u32 bits;
u8 bits;
int ret;
if (pci && pci->agp.bridge) {
@ -351,18 +351,16 @@ nouveau_ttm_init(struct nouveau_drm *drm)
bits = nvxx_mmu(&drm->device)->dma_bits;
if (nvxx_device(&drm->device)->func->pci) {
if (drm->agp.bridge ||
!pci_dma_supported(dev->pdev, DMA_BIT_MASK(bits)))
!dma_supported(dev->dev, DMA_BIT_MASK(bits)))
bits = 32;
ret = pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(bits));
ret = dma_set_mask(dev->dev, DMA_BIT_MASK(bits));
if (ret)
return ret;
ret = pci_set_consistent_dma_mask(dev->pdev,
DMA_BIT_MASK(bits));
ret = dma_set_coherent_mask(dev->dev, DMA_BIT_MASK(bits));
if (ret)
pci_set_consistent_dma_mask(dev->pdev,
DMA_BIT_MASK(32));
dma_set_coherent_mask(dev->dev, DMA_BIT_MASK(32));
}
ret = nouveau_ttm_global_init(drm);