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Message-ID: <20210831080231.878-1-caihuoqing@baidu.com>
Date: Tue, 31 Aug 2021 16:02:31 +0800
From: Cai Huoqing <caihuoqing@...du.com>
To: <davem@...emloft.net>, <kuba@...nel.org>, <gsomlo@...il.com>,
<asmaa@...dia.com>, <limings@...dia.com>, <jgg@...pe.ca>,
<davthompson@...dia.com>
CC: <netdev@...r.kernel.org>, Cai Huoqing <caihuoqing@...du.com>
Subject: [PATCH] net/mlxbf_gige: Make use of devm_platform_ioremap_resourcexxx()
Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately
Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately
Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
drivers/net/ethernet/litex/litex_liteeth.c | 7 ++-----
.../mellanox/mlxbf_gige/mlxbf_gige_main.c | 21 +++----------------
.../mellanox/mlxbf_gige/mlxbf_gige_mdio.c | 7 +------
drivers/net/ethernet/ni/nixge.c | 10 +++------
4 files changed, 9 insertions(+), 36 deletions(-)
diff --git a/drivers/net/ethernet/litex/litex_liteeth.c b/drivers/net/ethernet/litex/litex_liteeth.c
index 10e6f2dedfad..a9bdbf0dcfe1 100644
--- a/drivers/net/ethernet/litex/litex_liteeth.c
+++ b/drivers/net/ethernet/litex/litex_liteeth.c
@@ -227,7 +227,6 @@ static int liteeth_probe(struct platform_device *pdev)
{
struct net_device *netdev;
void __iomem *buf_base;
- struct resource *res;
struct liteeth *priv;
int irq, err;
@@ -249,13 +248,11 @@ static int liteeth_probe(struct platform_device *pdev)
}
netdev->irq = irq;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mac");
- priv->base = devm_ioremap_resource(&pdev->dev, res);
+ priv->base = devm_platform_ioremap_resource_byname(pdev, "mac");
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "buffer");
- buf_base = devm_ioremap_resource(&pdev->dev, res);
+ buf_base = devm_platform_ioremap_resource_byname(pdev, "buffer");
if (IS_ERR(buf_base))
return PTR_ERR(buf_base);
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
index d22219613719..3e85b17f5857 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
@@ -269,9 +269,6 @@ static int mlxbf_gige_probe(struct platform_device *pdev)
{
struct phy_device *phydev;
struct net_device *netdev;
- struct resource *mac_res;
- struct resource *llu_res;
- struct resource *plu_res;
struct mlxbf_gige *priv;
void __iomem *llu_base;
void __iomem *plu_base;
@@ -280,27 +277,15 @@ static int mlxbf_gige_probe(struct platform_device *pdev)
int addr;
int err;
- mac_res = platform_get_resource(pdev, IORESOURCE_MEM, MLXBF_GIGE_RES_MAC);
- if (!mac_res)
- return -ENXIO;
-
- base = devm_ioremap_resource(&pdev->dev, mac_res);
+ base = devm_platform_ioremap_resource(pdev, MLXBF_GIGE_RES_MAC);
if (IS_ERR(base))
return PTR_ERR(base);
- llu_res = platform_get_resource(pdev, IORESOURCE_MEM, MLXBF_GIGE_RES_LLU);
- if (!llu_res)
- return -ENXIO;
-
- llu_base = devm_ioremap_resource(&pdev->dev, llu_res);
+ llu_base = devm_platform_ioremap_resource(pdev, MLXBF_GIGE_RES_LLU);
if (IS_ERR(llu_base))
return PTR_ERR(llu_base);
- plu_res = platform_get_resource(pdev, IORESOURCE_MEM, MLXBF_GIGE_RES_PLU);
- if (!plu_res)
- return -ENXIO;
-
- plu_base = devm_ioremap_resource(&pdev->dev, plu_res);
+ plu_base = devm_platform_ioremap_resource(pdev, MLXBF_GIGE_RES_PLU);
if (IS_ERR(plu_base))
return PTR_ERR(plu_base);
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c
index e32dd34fdcc0..7905179a9575 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c
@@ -145,14 +145,9 @@ static int mlxbf_gige_mdio_write(struct mii_bus *bus, int phy_add,
int mlxbf_gige_mdio_probe(struct platform_device *pdev, struct mlxbf_gige *priv)
{
struct device *dev = &pdev->dev;
- struct resource *res;
int ret;
- res = platform_get_resource(pdev, IORESOURCE_MEM, MLXBF_GIGE_RES_MDIO9);
- if (!res)
- return -ENODEV;
-
- priv->mdio_io = devm_ioremap_resource(dev, res);
+ priv->mdio_io = devm_platform_ioremap_resource(pdev, MLXBF_GIGE_RES_MDIO9);
if (IS_ERR(priv->mdio_io))
return PTR_ERR(priv->mdio_io);
diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c
index 36fe2c0f31ff..346145d3180e 100644
--- a/drivers/net/ethernet/ni/nixge.c
+++ b/drivers/net/ethernet/ni/nixge.c
@@ -1229,7 +1229,6 @@ static int nixge_of_get_resources(struct platform_device *pdev)
{
const struct of_device_id *of_id;
enum nixge_version version;
- struct resource *ctrlres;
struct net_device *ndev;
struct nixge_priv *priv;
@@ -1248,13 +1247,10 @@ static int nixge_of_get_resources(struct platform_device *pdev)
netdev_err(ndev, "failed to map dma regs\n");
return PTR_ERR(priv->dma_regs);
}
- if (version <= NIXGE_V2) {
+ if (version <= NIXGE_V2)
priv->ctrl_regs = priv->dma_regs + NIXGE_REG_CTRL_OFFSET;
- } else {
- ctrlres = platform_get_resource_byname(pdev, IORESOURCE_MEM,
- "ctrl");
- priv->ctrl_regs = devm_ioremap_resource(&pdev->dev, ctrlres);
- }
+ else
+ priv->ctrl_regs = devm_platform_ioremap_resource_byname(pdev, "ctrl");
if (IS_ERR(priv->ctrl_regs)) {
netdev_err(ndev, "failed to map ctrl regs\n");
return PTR_ERR(priv->ctrl_regs);
--
2.25.1
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