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| author | Marc Gonzalez <marc_gonzalez@sigmadesigns.com> | 2017-09-26 13:22:54 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-10-05 23:52:34 +0300 |
| commit | a060c2104ef83e62346b7e893947a940471c0d7c (patch) | |
| tree | c029535eda482d732c3295188545691db805909c /include/linux/of_address.h | |
| parent | 9e66317d3c92ddaab330c125dfe9d06eee268aff (diff) | |
| download | linux-a060c2104ef83e62346b7e893947a940471c0d7c.tar.xz | |
of/pci: Add of_pci_dma_range_parser_init() for dma-ranges parsing support
Several host bridge drivers duplicate of_pci_range_parser_init() in order
to parse their dma-ranges property.
Provide of_pci_dma_range_parser_init() for that use case.
Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'include/linux/of_address.h')
| -rw-r--r-- | include/linux/of_address.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/of_address.h b/include/linux/of_address.h index 37864734ca50..8beed2de98e9 100644 --- a/include/linux/of_address.h +++ b/include/linux/of_address.h @@ -49,6 +49,8 @@ extern const __be32 *of_get_address(struct device_node *dev, int index, extern int of_pci_range_parser_init(struct of_pci_range_parser *parser, struct device_node *node); +extern int of_pci_dma_range_parser_init(struct of_pci_range_parser *parser, + struct device_node *node); extern struct of_pci_range *of_pci_range_parser_one( struct of_pci_range_parser *parser, struct of_pci_range *range); @@ -85,7 +87,13 @@ static inline const __be32 *of_get_address(struct device_node *dev, int index, static inline int of_pci_range_parser_init(struct of_pci_range_parser *parser, struct device_node *node) { - return -1; + return -ENOSYS; +} + +static inline int of_pci_dma_range_parser_init(struct of_pci_range_parser *parser, + struct device_node *node) +{ + return -ENOSYS; } static inline struct of_pci_range *of_pci_range_parser_one( |