diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/pci.h | 17 | ||||
| -rw-r--r-- | include/uapi/linux/pci_regs.h | 1 |
2 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 61978a460841..d868c08eea63 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -45,7 +45,7 @@ * In the interest of not exposing interfaces to user-space unnecessarily, * the following kernel-only defines are being added here. */ -#define PCI_DEVID(bus, devfn) ((((u16)bus) << 8) | devfn) +#define PCI_DEVID(bus, devfn) ((((u16)(bus)) << 8) | (devfn)) /* return bus from PCI devid = ((u16)bus_number) << 8) | devfn */ #define PCI_BUS_NUM(x) (((x) >> 8) & 0xff) @@ -1701,7 +1701,7 @@ bool pci_acs_path_enabled(struct pci_dev *start, struct pci_dev *end, u16 acs_flags); #define PCI_VPD_LRDT 0x80 /* Large Resource Data Type */ -#define PCI_VPD_LRDT_ID(x) (x | PCI_VPD_LRDT) +#define PCI_VPD_LRDT_ID(x) ((x) | PCI_VPD_LRDT) /* Large Resource Data Type Tag Item Names */ #define PCI_VPD_LTIN_ID_STRING 0x02 /* Identifier String */ @@ -1839,4 +1839,17 @@ int pci_for_each_dma_alias(struct pci_dev *pdev, */ struct pci_dev *pci_find_upstream_pcie_bridge(struct pci_dev *pdev); +/* helper functions for operation of device flag */ +static inline void pci_set_dev_assigned(struct pci_dev *pdev) +{ + pdev->dev_flags |= PCI_DEV_FLAGS_ASSIGNED; +} +static inline void pci_clear_dev_assigned(struct pci_dev *pdev) +{ + pdev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; +} +static inline bool pci_is_dev_assigned(struct pci_dev *pdev) +{ + return (pdev->dev_flags & PCI_DEV_FLAGS_ASSIGNED) == PCI_DEV_FLAGS_ASSIGNED; +} #endif /* LINUX_PCI_H */ diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 30db069bce62..57d6e56a086a 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -552,6 +552,7 @@ #define PCI_EXP_RTCTL_PMEIE 0x0008 /* PME Interrupt Enable */ #define PCI_EXP_RTCTL_CRSSVE 0x0010 /* CRS Software Visibility Enable */ #define PCI_EXP_RTCAP 30 /* Root Capabilities */ +#define PCI_EXP_RTCAP_CRSVIS 0x0001 /* CRS Software Visibility capability */ #define PCI_EXP_RTSTA 32 /* Root Status */ #define PCI_EXP_RTSTA_PME 0x00010000 /* PME status */ #define PCI_EXP_RTSTA_PENDING 0x00020000 /* PME pending */ |