diff options
| author |   Matthew Wilcox <matthew@wil.cx> | 2008-02-10 09:45:28 -0500 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-10 12:52:46 -0800 |
| commit | b6ce068a1285a24185b01be8a49021827516b3e1 (patch) | |
| tree | ea1420fefff86f2e2ee4ed83f08ec2dd99a86dc5 /include/linux/pci.h | |
| parent | PCI x86: always use conf1 to access config space below 256 bytes (diff) | |
| download | linux-dev-b6ce068a1285a24185b01be8a49021827516b3e1.tar.xz linux-dev-b6ce068a1285a24185b01be8a49021827516b3e1.zip | |
Change pci_raw_ops to pci_raw_read/write
We want to allow different implementations of pci_raw_ops for standard
and extended config space on x86. Rather than clutter generic code with
knowledge of this, we make pci_raw_ops private to x86 and use it to
implement the new raw interface -- raw_pci_read() and raw_pci_write().
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 7215d3b1f4af..87195b62de52 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -301,14 +301,14 @@ struct pci_ops { int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val); }; -struct pci_raw_ops { - int (*read)(unsigned int domain, unsigned int bus, unsigned int devfn, - int reg, int len, u32 *val); - int (*write)(unsigned int domain, unsigned int bus, unsigned int devfn, - int reg, int len, u32 val); -}; - -extern struct pci_raw_ops *raw_pci_ops; +/* + * ACPI needs to be able to access PCI config space before we've done a + * PCI bus scan and created pci_bus structures. + */ +extern int raw_pci_read(unsigned int domain, unsigned int bus, + unsigned int devfn, int reg, int len, u32 *val); +extern int raw_pci_write(unsigned int domain, unsigned int bus, + unsigned int devfn, int reg, int len, u32 val); struct pci_bus_region { resource_size_t start; |