diff options
| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-09-23 17:25:10 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-09-26 18:59:05 -0600 |
| commit | e416de5e61e1a9b7f987804cbb67230b5f5293c6 (patch) | |
| tree | f65d4deb0ece0706186834ad798703d75163ef5d | |
| parent | 3afe7eb37f4d47f31d30a81c1b42ca02eab01e44 (diff) | |
Export the ROM enable/disable helpers
.... so that they can be used by MTD map drivers. Lets us close #9420
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
| -rw-r--r-- | drivers/pci/rom.c | 6 | ||||
| -rw-r--r-- | include/linux/pci.h | 2 |
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c index bd5c0e03139..1f5f6143f35 100644 --- a/drivers/pci/rom.c +++ b/drivers/pci/rom.c @@ -21,7 +21,7 @@ * between the ROM and other resources, so enabling it may disable access * to MMIO registers or other card memory. */ -static int pci_enable_rom(struct pci_dev *pdev) +int pci_enable_rom(struct pci_dev *pdev) { struct resource *res = pdev->resource + PCI_ROM_RESOURCE; struct pci_bus_region region; @@ -45,7 +45,7 @@ static int pci_enable_rom(struct pci_dev *pdev) * Disable ROM decoding on a PCI device by turning off the last bit in the * ROM BAR. */ -static void pci_disable_rom(struct pci_dev *pdev) +void pci_disable_rom(struct pci_dev *pdev) { u32 rom_addr; pci_read_config_dword(pdev, pdev->rom_base_reg, &rom_addr); @@ -260,3 +260,5 @@ void pci_cleanup_rom(struct pci_dev *pdev) EXPORT_SYMBOL(pci_map_rom); EXPORT_SYMBOL(pci_unmap_rom); +EXPORT_SYMBOL_GPL(pci_enable_rom); +EXPORT_SYMBOL_GPL(pci_disable_rom); diff --git a/include/linux/pci.h b/include/linux/pci.h index c0e14008a3c..7a4cee00c1d 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -631,6 +631,8 @@ int __must_check pci_assign_resource(struct pci_dev *dev, int i); int pci_select_bars(struct pci_dev *dev, unsigned long flags); /* ROM control related routines */ +int pci_enable_rom(struct pci_dev *pdev); +void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); size_t pci_get_rom_size(void __iomem *rom, size_t size); |