diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-sparc64/pci.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-sparc64/pci.h b/include/asm-sparc64/pci.h index e53279ec1ab6..cfcfd74497ec 100644 --- a/include/asm-sparc64/pci.h +++ b/include/asm-sparc64/pci.h @@ -213,6 +213,13 @@ pci_dac_dma_sync_single_for_device(struct pci_dev *pdev, dma64_addr_t dma_addr, */ } +#define PCI_DMA_ERROR_CODE (~(dma_addr_t)0x0) + +static inline int pci_dma_error(dma_addr_t dma_addr) +{ + return (dma_addr == PCI_DMA_ERROR_CODE); +} + /* Return the index of the PCI controller for device PDEV. */ extern int pci_domain_nr(struct pci_bus *bus); |