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Diffstat (limited to 'v4l')
-rw-r--r--v4l/compat.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/v4l/compat.h b/v4l/compat.h
index ed6605687..584d96035 100644
--- a/v4l/compat.h
+++ b/v4l/compat.h
@@ -5,7 +5,7 @@
#ifndef _COMPAT_H
#define _COMPAT_H
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
# define set_freezable()
#endif
@@ -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: