diff options
Diffstat (limited to 'include/linux/pci-p2pdma.h')
| -rw-r--r-- | include/linux/pci-p2pdma.h | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/include/linux/pci-p2pdma.h b/include/linux/pci-p2pdma.h index bca9bc3e5be7..8318a97c9c61 100644 --- a/include/linux/pci-p2pdma.h +++ b/include/linux/pci-p2pdma.h @@ -30,8 +30,10 @@ struct scatterlist *pci_p2pmem_alloc_sgl(struct pci_dev *pdev, unsigned int *nents, u32 length); void pci_p2pmem_free_sgl(struct pci_dev *pdev, struct scatterlist *sgl); void pci_p2pmem_publish(struct pci_dev *pdev, bool publish); -int pci_p2pdma_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir); +int pci_p2pdma_map_sg_attrs(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction dir, unsigned long attrs); +void pci_p2pdma_unmap_sg_attrs(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction dir, unsigned long attrs); int pci_p2pdma_enable_store(const char *page, struct pci_dev **p2p_dev, bool *use_p2pdma); ssize_t pci_p2pdma_enable_show(char *page, struct pci_dev *p2p_dev, @@ -81,11 +83,17 @@ static inline void pci_p2pmem_free_sgl(struct pci_dev *pdev, static inline void pci_p2pmem_publish(struct pci_dev *pdev, bool publish) { } -static inline int pci_p2pdma_map_sg(struct device *dev, - struct scatterlist *sg, int nents, enum dma_data_direction dir) +static inline int pci_p2pdma_map_sg_attrs(struct device *dev, + struct scatterlist *sg, int nents, enum dma_data_direction dir, + unsigned long attrs) { return 0; } +static inline void pci_p2pdma_unmap_sg_attrs(struct device *dev, + struct scatterlist *sg, int nents, enum dma_data_direction dir, + unsigned long attrs) +{ +} static inline int pci_p2pdma_enable_store(const char *page, struct pci_dev **p2p_dev, bool *use_p2pdma) { @@ -111,4 +119,16 @@ static inline struct pci_dev *pci_p2pmem_find(struct device *client) return pci_p2pmem_find_many(&client, 1); } +static inline int pci_p2pdma_map_sg(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction dir) +{ + return pci_p2pdma_map_sg_attrs(dev, sg, nents, dir, 0); +} + +static inline void pci_p2pdma_unmap_sg(struct device *dev, + struct scatterlist *sg, int nents, enum dma_data_direction dir) +{ + pci_p2pdma_unmap_sg_attrs(dev, sg, nents, dir, 0); +} + #endif /* _LINUX_PCI_P2P_H */ |