diff options
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 84225c756bd1..72401596b2a8 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -308,7 +308,7 @@ struct pci_dev { unsigned int is_added:1; unsigned int is_busmaster:1; /* device is busmaster */ unsigned int no_msi:1; /* device may not use msi */ - unsigned int block_ucfg_access:1; /* userspace config space access is blocked */ + unsigned int block_cfg_access:1; /* config space access is blocked */ unsigned int broken_parity_status:1; /* Device generates false positive parity */ unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */ unsigned int msi_enabled:1; @@ -1085,8 +1085,9 @@ int ht_create_irq(struct pci_dev *dev, int idx); void ht_destroy_irq(unsigned int irq); #endif /* CONFIG_HT_IRQ */ -extern void pci_block_user_cfg_access(struct pci_dev *dev); -extern void pci_unblock_user_cfg_access(struct pci_dev *dev); +extern void pci_cfg_access_lock(struct pci_dev *dev); +extern bool pci_cfg_access_trylock(struct pci_dev *dev); +extern void pci_cfg_access_unlock(struct pci_dev *dev); /* * PCI domain support. Sometimes called PCI segment (eg by ACPI), @@ -1283,10 +1284,13 @@ static inline void pci_release_regions(struct pci_dev *dev) #define pci_dma_burst_advice(pdev, strat, strategy_parameter) do { } while (0) -static inline void pci_block_user_cfg_access(struct pci_dev *dev) +static inline void pci_block_cfg_access(struct pci_dev *dev) { } -static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) +static inline int pci_block_cfg_access_in_atomic(struct pci_dev *dev) +{ return 0; } + +static inline void pci_unblock_cfg_access(struct pci_dev *dev) { } static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from) |