diff options
Diffstat (limited to 'include/pci.h')
| -rw-r--r-- | include/pci.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/pci.h b/include/pci.h index 628ede0957..d1e2765cac 100644 --- a/include/pci.h +++ b/include/pci.h @@ -988,6 +988,24 @@ int pci_bus_read_config(struct udevice *bus, pci_dev_t bdf, int offset, int pci_bus_write_config(struct udevice *bus, pci_dev_t bdf, int offset, unsigned long value, enum pci_size_t size); +/** + * Driver model PCI config access functions. Use these in preference to others + * when you have a valid device + */ +int dm_pci_read_config(struct udevice *dev, int offset, unsigned long *valuep, + enum pci_size_t size); + +int dm_pci_read_config8(struct udevice *dev, int offset, u8 *valuep); +int dm_pci_read_config16(struct udevice *dev, int offset, u16 *valuep); +int dm_pci_read_config32(struct udevice *dev, int offset, u32 *valuep); + +int dm_pci_write_config(struct udevice *dev, int offset, unsigned long value, + enum pci_size_t size); + +int dm_pci_write_config8(struct udevice *dev, int offset, u8 value); +int dm_pci_write_config16(struct udevice *dev, int offset, u16 value); +int dm_pci_write_config32(struct udevice *dev, int offset, u32 value); + /* * The following functions provide access to the above without needing the * size parameter. We are trying to encourage the use of the 8/16/32-style |