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-rw-r--r--include/pci.h18
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