#ifndef MSI_H
#define MSI_H
-#include <asm/msi.h>
-
-extern int vector_irq[NR_VECTORS];
-extern void (*interrupt[NR_IRQS])(void);
-
-/*
- * MSI-X Address Register
- */
-#define PCI_MSIX_FLAGS_QSIZE 0x7FF
-#define PCI_MSIX_FLAGS_ENABLE (1 << 15)
-#define PCI_MSIX_FLAGS_BIRMASK (7 << 0)
-#define PCI_MSIX_FLAGS_BITMASK (1 << 0)
-
#define PCI_MSIX_ENTRY_SIZE 16
#define PCI_MSIX_ENTRY_LOWER_ADDR_OFFSET 0
#define PCI_MSIX_ENTRY_UPPER_ADDR_OFFSET 4
#define msix_mask(address) (address | PCI_MSIX_FLAGS_BITMASK)
#define msix_is_pending(address) (address & PCI_MSIX_FLAGS_PENDMASK)
-struct msi_desc {
- struct {
- __u8 type : 5; /* {0: unused, 5h:MSI, 11h:MSI-X} */
- __u8 maskbit : 1; /* mask-pending bit supported ? */
- __u8 state : 1; /* {0: free, 1: busy} */
- __u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
- __u8 entry_nr; /* specific enabled entry */
- __u8 default_vector; /* default pre-assigned vector */
- __u8 pos; /* Location of the msi capability */
- }msi_attrib;
-
- struct {
- __u16 head;
- __u16 tail;
- }link;
-
- void __iomem *mask_base;
- struct pci_dev *dev;
-
-#ifdef CONFIG_PM
- /* PM save area for MSIX address/data */
- struct msi_msg msg_save;
-#endif
-};
-
#endif /* MSI_H */