[v2,3/3] PCI: mediatek-gen3: Make use of the helper function devm_platform_get_and_ioremap_resource_byname()

Commit Message

Cai,Huoqing Sept. 2, 2021, 6:37 a.m. UTC

Use the devm_platform_get_and_ioremap_resource_byname() helper
instead of calling platform_get_resource_byname() and
devm_ioremap_resource() separately.

Signed-off-by: Cai Huoqing <[e-mail]>
---
v1->v2: Use devm_platform_get_and_ioremap_resource_byname()
	instead of devm_platform_ioremap_resource_byname().

 drivers/pci/controller/pcie-mediatek-gen3.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Patch

diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
index 17c59b0d6978..27009da62ec1 100644
--- a/drivers/pci/controller/pcie-mediatek-gen3.c
+++ b/drivers/pci/controller/pcie-mediatek-gen3.c
@@ -715,10 +715,7 @@  static int mtk_pcie_parse_port(struct mtk_pcie_port *port)
 	struct resource *regs;
 	int ret;
 
-	regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pcie-mac");
-	if (!regs)
-		return -EINVAL;
-	port->base = devm_ioremap_resource(dev, regs);
+	port->base = devm_platform_get_and_ioremap_resource_byname(pdev, "pcie-mac", &regs);
 	if (IS_ERR(port->base)) {
 		dev_err(dev, "failed to map register base\n");
 		return PTR_ERR(port->base);