diff options
Diffstat (limited to 'include/linux/vfio_pci_core.h')
| -rw-r--r-- | include/linux/vfio_pci_core.h | 77 |
1 files changed, 43 insertions, 34 deletions
diff --git a/include/linux/vfio_pci_core.h b/include/linux/vfio_pci_core.h index 23c176d4b073..5579ece4347b 100644 --- a/include/linux/vfio_pci_core.h +++ b/include/linux/vfio_pci_core.h @@ -147,23 +147,23 @@ struct vfio_pci_core_device { #define is_irq_none(vdev) (!(is_intx(vdev) || is_msi(vdev) || is_msix(vdev))) #define irq_is(vdev, type) (vdev->irq_type == type) -extern void vfio_pci_intx_mask(struct vfio_pci_core_device *vdev); -extern void vfio_pci_intx_unmask(struct vfio_pci_core_device *vdev); +void vfio_pci_intx_mask(struct vfio_pci_core_device *vdev); +void vfio_pci_intx_unmask(struct vfio_pci_core_device *vdev); -extern int vfio_pci_set_irqs_ioctl(struct vfio_pci_core_device *vdev, - uint32_t flags, unsigned index, - unsigned start, unsigned count, void *data); +int vfio_pci_set_irqs_ioctl(struct vfio_pci_core_device *vdev, + uint32_t flags, unsigned index, + unsigned start, unsigned count, void *data); -extern ssize_t vfio_pci_config_rw(struct vfio_pci_core_device *vdev, - char __user *buf, size_t count, - loff_t *ppos, bool iswrite); +ssize_t vfio_pci_config_rw(struct vfio_pci_core_device *vdev, + char __user *buf, size_t count, + loff_t *ppos, bool iswrite); -extern ssize_t vfio_pci_bar_rw(struct vfio_pci_core_device *vdev, char __user *buf, - size_t count, loff_t *ppos, bool iswrite); +ssize_t vfio_pci_bar_rw(struct vfio_pci_core_device *vdev, char __user *buf, + size_t count, loff_t *ppos, bool iswrite); #ifdef CONFIG_VFIO_PCI_VGA -extern ssize_t vfio_pci_vga_rw(struct vfio_pci_core_device *vdev, char __user *buf, - size_t count, loff_t *ppos, bool iswrite); +ssize_t vfio_pci_vga_rw(struct vfio_pci_core_device *vdev, char __user *buf, + size_t count, loff_t *ppos, bool iswrite); #else static inline ssize_t vfio_pci_vga_rw(struct vfio_pci_core_device *vdev, char __user *buf, size_t count, @@ -173,32 +173,31 @@ static inline ssize_t vfio_pci_vga_rw(struct vfio_pci_core_device *vdev, } #endif -extern long vfio_pci_ioeventfd(struct vfio_pci_core_device *vdev, loff_t offset, - uint64_t data, int count, int fd); +long vfio_pci_ioeventfd(struct vfio_pci_core_device *vdev, loff_t offset, + uint64_t data, int count, int fd); -extern int vfio_pci_init_perm_bits(void); -extern void vfio_pci_uninit_perm_bits(void); +int vfio_pci_init_perm_bits(void); +void vfio_pci_uninit_perm_bits(void); -extern int vfio_config_init(struct vfio_pci_core_device *vdev); -extern void vfio_config_free(struct vfio_pci_core_device *vdev); +int vfio_config_init(struct vfio_pci_core_device *vdev); +void vfio_config_free(struct vfio_pci_core_device *vdev); -extern int vfio_pci_register_dev_region(struct vfio_pci_core_device *vdev, - unsigned int type, unsigned int subtype, - const struct vfio_pci_regops *ops, - size_t size, u32 flags, void *data); +int vfio_pci_register_dev_region(struct vfio_pci_core_device *vdev, + unsigned int type, unsigned int subtype, + const struct vfio_pci_regops *ops, + size_t size, u32 flags, void *data); -extern int vfio_pci_set_power_state(struct vfio_pci_core_device *vdev, - pci_power_t state); +int vfio_pci_set_power_state(struct vfio_pci_core_device *vdev, + pci_power_t state); -extern bool __vfio_pci_memory_enabled(struct vfio_pci_core_device *vdev); -extern void vfio_pci_zap_and_down_write_memory_lock(struct vfio_pci_core_device - *vdev); -extern u16 vfio_pci_memory_lock_and_enable(struct vfio_pci_core_device *vdev); -extern void vfio_pci_memory_unlock_and_restore(struct vfio_pci_core_device *vdev, - u16 cmd); +bool __vfio_pci_memory_enabled(struct vfio_pci_core_device *vdev); +void vfio_pci_zap_and_down_write_memory_lock(struct vfio_pci_core_device *vdev); +u16 vfio_pci_memory_lock_and_enable(struct vfio_pci_core_device *vdev); +void vfio_pci_memory_unlock_and_restore(struct vfio_pci_core_device *vdev, + u16 cmd); #ifdef CONFIG_VFIO_PCI_IGD -extern int vfio_pci_igd_init(struct vfio_pci_core_device *vdev); +int vfio_pci_igd_init(struct vfio_pci_core_device *vdev); #else static inline int vfio_pci_igd_init(struct vfio_pci_core_device *vdev) { @@ -206,15 +205,25 @@ static inline int vfio_pci_igd_init(struct vfio_pci_core_device *vdev) } #endif -#ifdef CONFIG_S390 -extern int vfio_pci_info_zdev_add_caps(struct vfio_pci_core_device *vdev, - struct vfio_info_cap *caps); +#ifdef CONFIG_VFIO_PCI_ZDEV_KVM +int vfio_pci_info_zdev_add_caps(struct vfio_pci_core_device *vdev, + struct vfio_info_cap *caps); +int vfio_pci_zdev_open_device(struct vfio_pci_core_device *vdev); +void vfio_pci_zdev_close_device(struct vfio_pci_core_device *vdev); #else static inline int vfio_pci_info_zdev_add_caps(struct vfio_pci_core_device *vdev, struct vfio_info_cap *caps) { return -ENODEV; } + +static inline int vfio_pci_zdev_open_device(struct vfio_pci_core_device *vdev) +{ + return 0; +} + +static inline void vfio_pci_zdev_close_device(struct vfio_pci_core_device *vdev) +{} #endif /* Will be exported for vfio pci drivers usage */ |