diff options
Diffstat (limited to 'v4l')
| -rw-r--r-- | v4l/compat.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/v4l/compat.h b/v4l/compat.h index ed6605687..b788e7be2 100644 --- a/v4l/compat.h +++ b/v4l/compat.h @@ -389,6 +389,15 @@ typedef int bool; #define pci_match_device(drv, dev) pci_match_device((drv)->id_table, dev) #endif +/* pci_dev got a new revision field in 2.6.23-rc1 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23) && defined(LINUX_PCI_H) +/* Just make it easier to subsitute pci_dev->revision with + * v4l_compat_pci_rev(pci_dev). It's too bad there isn't some kind of context + * sensitive macro in C that could do this for us. */ +static inline u8 v4l_compat_pci_rev(struct pci_dev *pci) +{ u8 rev; pci_read_config_byte(pci, PCI_REVISION_ID, &rev); return rev; } +#endif + #endif /* * Local variables: |