diff options
| -rw-r--r-- | drivers/pci/pci.h | 3 | ||||
| -rw-r--r-- | drivers/vfio/pci/vfio_pci_config.c | 2 | ||||
| -rw-r--r-- | include/uapi/linux/pci_regs.h | 8 |
3 files changed, 8 insertions, 5 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 451856210e18..9cbcf1dd740b 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -1,9 +1,6 @@ #ifndef DRIVERS_PCI_H #define DRIVERS_PCI_H -#define PCI_CFG_SPACE_SIZE 256 -#define PCI_CFG_SPACE_EXP_SIZE 4096 - #define PCI_FIND_CAP_TTL 48 extern const unsigned char pcie_link_speed[]; diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index 65d4a3015542..871af74fc4ce 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -31,8 +31,6 @@ #include "vfio_pci_private.h" -#define PCI_CFG_SPACE_SIZE 256 - /* Fake capability ID for standard config space */ #define PCI_CAP_ID_BASIC 0 diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index e5a2e68b2236..174d1147081b 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -23,6 +23,14 @@ #define LINUX_PCI_REGS_H /* + * Conventional PCI and PCI-X Mode 1 devices have 256 bytes of + * configuration space. PCI-X Mode 2 and PCIe devices have 4096 bytes of + * configuration space. + */ +#define PCI_CFG_SPACE_SIZE 256 +#define PCI_CFG_SPACE_EXP_SIZE 4096 + +/* * Under PCI, each device has 256 bytes of configuration address space, * of which the first 64 bytes are standardized as follows: */ |