pci_mmap_mem
};
-/* This defines the direction arg to the DMA mapping routines. */
-#define PCI_DMA_BIDIRECTIONAL 0
-#define PCI_DMA_TODEVICE 1
-#define PCI_DMA_FROMDEVICE 2
-#define PCI_DMA_NONE 3
-
/*
* For PCI devices, the region numbers are assigned this way:
*/
bool pci_intx_mask_supported(struct pci_dev *dev);
bool pci_check_and_mask_intx(struct pci_dev *dev);
bool pci_check_and_unmask_intx(struct pci_dev *dev);
-int pci_set_dma_max_seg_size(struct pci_dev *dev, unsigned int size);
-int pci_set_dma_seg_boundary(struct pci_dev *dev, unsigned long mask);
int pci_wait_for_pending(struct pci_dev *dev, int pos, u16 mask);
int pci_wait_for_pending_transaction(struct pci_dev *dev);
int pcix_get_max_mmrbc(struct pci_dev *dev);
int pci_set_vga_state(struct pci_dev *pdev, bool decode,
unsigned int command_bits, u32 flags);
+
/* kmem_cache style wrapper around pci_alloc_consistent() */
#include <linux/pci-dma.h>
static inline void pci_set_master(struct pci_dev *dev) { }
static inline int pci_enable_device(struct pci_dev *dev) { return -EIO; }
static inline void pci_disable_device(struct pci_dev *dev) { }
-static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
-{ return -EIO; }
-static inline int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
-{ return -EIO; }
-static inline int pci_set_dma_max_seg_size(struct pci_dev *dev,
- unsigned int size)
-{ return -EIO; }
-static inline int pci_set_dma_seg_boundary(struct pci_dev *dev,
- unsigned long mask)
-{ return -EIO; }
static inline int pci_assign_resource(struct pci_dev *dev, int i)
{ return -EBUSY; }
static inline int __pci_register_driver(struct pci_driver *drv,
#define PCI_VPD_LRDT_RW_DATA PCI_VPD_LRDT_ID(PCI_VPD_LTIN_RW_DATA)
/* Small Resource Data Type Tag Item Names */
-#define PCI_VPD_STIN_END 0x78 /* End */
+#define PCI_VPD_STIN_END 0x0f /* End */
-#define PCI_VPD_SRDT_END PCI_VPD_STIN_END
+#define PCI_VPD_SRDT_END (PCI_VPD_STIN_END << 3)
#define PCI_VPD_SRDT_TIN_MASK 0x78
#define PCI_VPD_SRDT_LEN_MASK 0x07
+#define PCI_VPD_LRDT_TIN_MASK 0x7f
#define PCI_VPD_LRDT_TAG_SIZE 3
#define PCI_VPD_SRDT_TAG_SIZE 1
return (u16)lrdt[1] + ((u16)lrdt[2] << 8);
}
+/**
+ * pci_vpd_lrdt_tag - Extracts the Large Resource Data Type Tag Item
+ * @lrdt: Pointer to the beginning of the Large Resource Data Type tag
+ *
+ * Returns the extracted Large Resource Data Type Tag item.
+ */
+static inline u16 pci_vpd_lrdt_tag(const u8 *lrdt)
+{
+ return (u16)(lrdt[0] & PCI_VPD_LRDT_TIN_MASK);
+}
+
/**
* pci_vpd_srdt_size - Extracts the Small Resource Data Type length
* @lrdt: Pointer to the beginning of the Small Resource Data Type tag
return (*srdt) & PCI_VPD_SRDT_LEN_MASK;
}
+/**
+ * pci_vpd_srdt_tag - Extracts the Small Resource Data Type Tag Item
+ * @lrdt: Pointer to the beginning of the Small Resource Data Type tag
+ *
+ * Returns the extracted Small Resource Data Type Tag Item.
+ */
+static inline u8 pci_vpd_srdt_tag(const u8 *srdt)
+{
+ return ((*srdt) & PCI_VPD_SRDT_TIN_MASK) >> 3;
+}
+
/**
* pci_vpd_info_field_size - Extracts the information field length
* @lrdt: Pointer to the beginning of an information field header
{
return bus->self && bus->self->ari_enabled;
}
+
+/* provide the legacy pci_dma_* API */
+#include <linux/pci-dma-compat.h>
+
#endif /* LINUX_PCI_H */