2021-09-01 18:48:52

by Cai,Huoqing

[permalink] [raw]
Subject: [PATCH] PCI: mediatek-gen3: Make use of the helper function devm_platform_ioremap_resource_byname()

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

Signed-off-by: Cai Huoqing <[email protected]>
---
drivers/pci/controller/pcie-mediatek-gen3.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
index 17c59b0d6978..014747c6dcd4 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_ioremap_resource_byname(pdev, "pcie-mac");
if (IS_ERR(port->base)) {
dev_err(dev, "failed to map register base\n");
return PTR_ERR(port->base);
--
2.25.1