diff options
Diffstat (limited to 'kernel/include-compat/linux/msi.h')
| -rw-r--r-- | kernel/include-compat/linux/msi.h | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/kernel/include-compat/linux/msi.h b/kernel/include-compat/linux/msi.h deleted file mode 100644 index 8f293922..00000000 --- a/kernel/include-compat/linux/msi.h +++ /dev/null @@ -1,50 +0,0 @@ -#ifndef LINUX_MSI_H -#define LINUX_MSI_H - -#include <linux/list.h> - -struct msi_msg { - u32 address_lo; /* low 32 bits of msi message address */ - u32 address_hi; /* high 32 bits of msi message address */ - u32 data; /* 16 bits of msi message data */ -}; - -/* Helper functions */ -extern void mask_msi_irq(unsigned int irq); -extern void unmask_msi_irq(unsigned int irq); -extern void read_msi_msg(unsigned int irq, struct msi_msg *msg); -extern void write_msi_msg(unsigned int irq, struct msi_msg *msg); - -struct msi_desc { - struct { - __u8 type : 5; /* {0: unused, 5h:MSI, 11h:MSI-X} */ - __u8 maskbit : 1; /* mask-pending bit supported ? */ - __u8 masked : 1; - __u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */ - __u8 pos; /* Location of the msi capability */ - __u32 maskbits_mask; /* mask bits mask */ - __u16 entry_nr; /* specific enabled entry */ - unsigned default_irq; /* default pre-assigned irq */ - }msi_attrib; - - unsigned int irq; - struct list_head list; - - void __iomem *mask_base; - struct pci_dev *dev; - - /* Last set MSI message */ - struct msi_msg msg; -}; - -/* - * The arch hook for setup up msi irqs - */ -int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc); -void arch_teardown_msi_irq(unsigned int irq); -extern int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type); -extern void arch_teardown_msi_irqs(struct pci_dev *dev); -extern int arch_msi_check_device(struct pci_dev* dev, int nvec, int type); - - -#endif /* LINUX_MSI_H */ |