Convert altera host bridge to use the common
pci_parse_request_of_pci_ranges().
Cc: Ley Foon Tan <lftan@xxxxxxxxxx>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: rfi@xxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
---
drivers/pci/controller/pcie-altera.c | 38 ++--------------------------
1 file changed, 2 insertions(+), 36 deletions(-)
diff --git a/drivers/pci/controller/pcie-altera.c b/drivers/pci/controller/pcie-altera.c
index d2497ca43828..2ed00babff5a 100644
--- a/drivers/pci/controller/pcie-altera.c
+++ b/drivers/pci/controller/pcie-altera.c
@@ -670,39 +670,6 @@ static void altera_pcie_isr(struct irq_desc *desc)
chained_irq_exit(chip, desc);
}
-static int altera_pcie_parse_request_of_pci_ranges(struct altera_pcie *pcie)
-{
- int err, res_valid = 0;
- struct device *dev = &pcie->pdev->dev;
- struct resource_entry *win;
-
- err = devm_of_pci_get_host_bridge_resources(dev, 0, 0xff,
- &pcie->resources, NULL);
- if (err)
- return err;
-
- err = devm_request_pci_bus_resources(dev, &pcie->resources);
- if (err)
- goto out_release_res;
-
- resource_list_for_each_entry(win, &pcie->resources) {
- struct resource *res = win->res;
-
- if (resource_type(res) == IORESOURCE_MEM)
- res_valid |= !(res->flags & IORESOURCE_PREFETCH);
- }
-
- if (res_valid)
- return 0;
-
- dev_err(dev, "non-prefetchable memory resource required\n");
- err = -EINVAL;
-
-out_release_res:
- pci_free_resource_list(&pcie->resources);
- return err;
-}
-
static int altera_pcie_init_irq_domain(struct altera_pcie *pcie)
{
struct device *dev = &pcie->pdev->dev;
@@ -833,9 +800,8 @@ static int altera_pcie_probe(struct platform_device *pdev)
return ret;
}
- INIT_LIST_HEAD(&pcie->resources);
-
- ret = altera_pcie_parse_request_of_pci_ranges(pcie);
+ ret = pci_parse_request_of_pci_ranges(dev, &pcie->resources,
+ NULL);
if (ret) {
dev_err(dev, "Failed add resources\n");
return ret;
--
2.20.1
