PCI: Use of_pci_dma_range_parser_init() to reduce duplication
Use the new of_pci_dma_range_parser_init() to reduce code duplication.
Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index 4e0b25d..12796ec 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -1027,24 +1027,6 @@ static int rcar_pcie_inbound_ranges(struct rcar_pcie *pcie,
return 0;
}
-static int pci_dma_range_parser_init(struct of_pci_range_parser *parser,
- struct device_node *node)
-{
- const int na = 3, ns = 2;
- int rlen;
-
- parser->node = node;
- parser->pna = of_n_addr_cells(node);
- parser->np = parser->pna + na + ns;
-
- parser->range = of_get_property(node, "dma-ranges", &rlen);
- if (!parser->range)
- return -ENOENT;
-
- parser->end = parser->range + rlen / sizeof(__be32);
- return 0;
-}
-
static int rcar_pcie_parse_map_dma_ranges(struct rcar_pcie *pcie,
struct device_node *np)
{
@@ -1053,7 +1035,7 @@ static int rcar_pcie_parse_map_dma_ranges(struct rcar_pcie *pcie,
int index = 0;
int err;
- if (pci_dma_range_parser_init(&parser, np))
+ if (of_pci_dma_range_parser_init(&parser, np))
return -EINVAL;
/* Get the dma-ranges from DT */