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Commit 1e61a57c authored by Marc Gonzalez's avatar Marc Gonzalez Committed by Bjorn Helgaas
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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: default avatarMarc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent a060c210

drivers/pci/host/pci-ftpci100.c

+1 −19
Original line number Diff line number Diff line
@@ -370,24 +370,6 @@ static int faraday_pci_setup_cascaded_irq(struct faraday_pci *p) 
	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 faraday_pci_parse_map_dma_ranges(struct faraday_pci *p,

					    struct device_node *np)

{
@@ -402,7 +384,7 @@ static int faraday_pci_parse_map_dma_ranges(struct faraday_pci *p, 
	int i = 0;

	u32 val;



	if (pci_dma_range_parser_init(&parser, np)) {

	if (of_pci_dma_range_parser_init(&parser, np)) {

		dev_err(dev, "missing dma-ranges property\n");

		return -EINVAL;

	}

drivers/pci/host/pci-rcar-gen2.c

+1 −19
Original line number Diff line number Diff line
@@ -293,24 +293,6 @@ static struct pci_ops rcar_pci_ops = { 
	.write	= pci_generic_config_write,

};



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_pci_parse_map_dma_ranges(struct rcar_pci_priv *pci,

					 struct device_node *np)

{
@@ -320,7 +302,7 @@ static int rcar_pci_parse_map_dma_ranges(struct rcar_pci_priv *pci, 
	int index = 0;



	/* Failure to parse is ok as we fall back to defaults */

	if (pci_dma_range_parser_init(&parser, np))

	if (of_pci_dma_range_parser_init(&parser, np))

		return 0;



	/* Get the dma-ranges from DT */

drivers/pci/host/pci-xgene.c

+1 −19
Original line number Diff line number Diff line
@@ -542,24 +542,6 @@ static void xgene_pcie_setup_ib_reg(struct xgene_pcie_port *port, 
	xgene_pcie_setup_pims(port, pim_reg, pci_addr, ~(size - 1));

}



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 xgene_pcie_parse_map_dma_ranges(struct xgene_pcie_port *port)

{

	struct device_node *np = port->node;
@@ -568,7 +550,7 @@ static int xgene_pcie_parse_map_dma_ranges(struct xgene_pcie_port *port) 
	struct device *dev = port->dev;

	u8 ib_reg_mask = 0;



	if (pci_dma_range_parser_init(&parser, np)) {

	if (of_pci_dma_range_parser_init(&parser, np)) {

		dev_err(dev, "missing dma-ranges property\n");

		return -EINVAL;

	}

drivers/pci/host/pcie-iproc.c

+1 −19
Original line number Diff line number Diff line
@@ -1097,24 +1097,6 @@ static int iproc_pcie_setup_ib(struct iproc_pcie *pcie, 
	return ret;

}



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 iproc_pcie_map_dma_ranges(struct iproc_pcie *pcie)

{

	struct of_pci_range range;
@@ -1122,7 +1104,7 @@ static int iproc_pcie_map_dma_ranges(struct iproc_pcie *pcie) 
	int ret;



	/* Get the dma-ranges from DT */

	ret = pci_dma_range_parser_init(&parser, pcie->dev->of_node);

	ret = of_pci_dma_range_parser_init(&parser, pcie->dev->of_node);

	if (ret)

		return ret;

drivers/pci/host/pcie-rcar.c

+1 −19
Original line number Diff line number Diff line
@@ -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 */