pci_bus_write_config_byte
Name
pci_bus_write_config_byte -- write a byte to a pci device
Synopsis
int pci_bus_write_config_byte
(struct pci_bus * bus, unsigned int devfn, int where, u8 value);
Arguments
- bus
pointer to the parent bus of the pci device to read from
- devfn
the device / function of the pci device to read from
- where
the location on the pci address space to write to
- value
the value to write to the pci device
Description
Like pci_write_config_byte
but works for pci devices that do not have a
pci_dev structure set up yet.
Returns 0 on success.