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dm: pci: Add a comment to help find pci_hose_read_config_byte, etc.

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These functions are defined by macros so do not show up with grep. Add
a comment to help.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2015-08-22 15:58:55 -06:00
parent cce7e0fa2b
commit dc5740df7e
1 changed files with 1 additions and 0 deletions
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include/pci.h
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@ -653,6 +653,7 @@ extern pci_addr_t pci_hose_phys_to_bus(struct pci_controller* hose,
#define pci_io_to_virt(dev, addr, len, map_flags) \
pci_bus_to_virt((dev), (addr), PCI_REGION_IO, (len), (map_flags))
/* For driver model these are defined in macros in pci_compat.c */
extern int pci_hose_read_config_byte(struct pci_controller *hose,
pci_dev_t dev, int where, u8 *val);
extern int pci_hose_read_config_word(struct pci_controller *hose,