Commit 4e375211 authored by Linus Torvalds's avatar Linus Torvalds

Remove old pci_dma_supported(), this is done by the generic

device DMA now (see <linux/pci.h> for the compat wrapper).
parent 8f66ebaf
...@@ -57,25 +57,6 @@ struct pci_dev; ...@@ -57,25 +57,6 @@ struct pci_dev;
#define pci_unmap_len(PTR, LEN_NAME) (0) #define pci_unmap_len(PTR, LEN_NAME) (0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) #define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
/* Return whether the given PCI device DMA address mask can
* be supported properly. For example, if your device can
* only drive the low 24-bits during PCI bus mastering, then
* you would pass 0x00ffffff as the mask to this function.
*/
static inline int pci_dma_supported(struct pci_dev *hwdev, u64 mask)
{
/*
* we fall back to GFP_DMA when the mask isn't all 1s,
* so we can't guarantee allocations that must be
* within a tighter range than GFP_DMA..
*/
if(mask < 0x00ffffff)
return 0;
return 1;
}
/* This is always fine. */ /* This is always fine. */
#define pci_dac_dma_supported(pci_dev, mask) (1) #define pci_dac_dma_supported(pci_dev, mask) (1)
......
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