Re: [PATCH 02/17] phy: amlogic: convert to devm_platform_ioremap_resource
From: Remi Pommarel
Date: Thu Oct 29 2020 - 04:34:56 EST
Hi,
On Thu, Oct 29, 2020 at 10:54:24AM +0800, Chunfeng Yun wrote:
> Use devm_platform_ioremap_resource to simplify code
>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
> ---
> drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c | 4 +---
> drivers/phy/amlogic/phy-meson-axg-pcie.c | 4 +---
> drivers/phy/amlogic/phy-meson-g12a-usb2.c | 4 +---
> drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c | 4 +---
> drivers/phy/amlogic/phy-meson-gxl-usb2.c | 4 +---
> 5 files changed, 5 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c b/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c
> index 1431cbf885e1..7d06cda329fb 100644
> --- a/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c
> +++ b/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c
> @@ -126,7 +126,6 @@ static int phy_axg_mipi_pcie_analog_probe(struct platform_device *pdev)
> struct phy_axg_mipi_pcie_analog_priv *priv;
> struct device_node *np = dev->of_node;
> struct regmap *map;
> - struct resource *res;
> void __iomem *base;
> int ret;
>
> @@ -134,8 +133,7 @@ static int phy_axg_mipi_pcie_analog_probe(struct platform_device *pdev)
> if (!priv)
> return -ENOMEM;
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - base = devm_ioremap_resource(dev, res);
> + base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(base)) {
> dev_err(dev, "failed to get regmap base\n");
> return PTR_ERR(base);
This patch will conflict with [0] that uses syscon to map those shared
resources instead and that is hopefully going to be merged soon.
So I think you can skip this file.
> diff --git a/drivers/phy/amlogic/phy-meson-axg-pcie.c b/drivers/phy/amlogic/phy-meson-axg-pcie.c
> index 377ed0dcd0d9..58a7507a8422 100644
> --- a/drivers/phy/amlogic/phy-meson-axg-pcie.c
> +++ b/drivers/phy/amlogic/phy-meson-axg-pcie.c
> @@ -129,7 +129,6 @@ static int phy_axg_pcie_probe(struct platform_device *pdev)
> struct device *dev = &pdev->dev;
> struct phy_axg_pcie_priv *priv;
> struct device_node *np = dev->of_node;
> - struct resource *res;
> void __iomem *base;
> int ret;
>
> @@ -145,8 +144,7 @@ static int phy_axg_pcie_probe(struct platform_device *pdev)
> return ret;
> }
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - base = devm_ioremap_resource(dev, res);
> + base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(base))
> return PTR_ERR(base);
>
> diff --git a/drivers/phy/amlogic/phy-meson-g12a-usb2.c b/drivers/phy/amlogic/phy-meson-g12a-usb2.c
> index b26e30e1afaf..9d1efa0d9394 100644
> --- a/drivers/phy/amlogic/phy-meson-g12a-usb2.c
> +++ b/drivers/phy/amlogic/phy-meson-g12a-usb2.c
> @@ -292,7 +292,6 @@ static int phy_meson_g12a_usb2_probe(struct platform_device *pdev)
> {
> struct device *dev = &pdev->dev;
> struct phy_provider *phy_provider;
> - struct resource *res;
> struct phy_meson_g12a_usb2_priv *priv;
> struct phy *phy;
> void __iomem *base;
> @@ -305,8 +304,7 @@ static int phy_meson_g12a_usb2_probe(struct platform_device *pdev)
> priv->dev = dev;
> platform_set_drvdata(pdev, priv);
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - base = devm_ioremap_resource(dev, res);
> + base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(base))
> return PTR_ERR(base);
>
> diff --git a/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c b/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c
> index 08e322789e59..ebe3d0ddd304 100644
> --- a/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c
> +++ b/drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c
> @@ -386,7 +386,6 @@ static int phy_g12a_usb3_pcie_probe(struct platform_device *pdev)
> struct device *dev = &pdev->dev;
> struct device_node *np = dev->of_node;
> struct phy_g12a_usb3_pcie_priv *priv;
> - struct resource *res;
> struct phy_provider *phy_provider;
> void __iomem *base;
> int ret;
> @@ -395,8 +394,7 @@ static int phy_g12a_usb3_pcie_probe(struct platform_device *pdev)
> if (!priv)
> return -ENOMEM;
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - base = devm_ioremap_resource(dev, res);
> + base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(base))
> return PTR_ERR(base);
>
> diff --git a/drivers/phy/amlogic/phy-meson-gxl-usb2.c b/drivers/phy/amlogic/phy-meson-gxl-usb2.c
> index 43ec9bf24abf..875afb2672c7 100644
> --- a/drivers/phy/amlogic/phy-meson-gxl-usb2.c
> +++ b/drivers/phy/amlogic/phy-meson-gxl-usb2.c
> @@ -230,7 +230,6 @@ static int phy_meson_gxl_usb2_probe(struct platform_device *pdev)
> {
> struct device *dev = &pdev->dev;
> struct phy_provider *phy_provider;
> - struct resource *res;
> struct phy_meson_gxl_usb2_priv *priv;
> struct phy *phy;
> void __iomem *base;
> @@ -242,8 +241,7 @@ static int phy_meson_gxl_usb2_probe(struct platform_device *pdev)
>
> platform_set_drvdata(pdev, priv);
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - base = devm_ioremap_resource(dev, res);
> + base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(base))
> return PTR_ERR(base);
>
So without the modification on phy-meson-axg-mipi-pcie-analog.c and
FWIW,
Reviewed-by: Remi Pommarel <repk@xxxxxxxxxxxx>
Thanks,
[0] https://patchwork.kernel.org/project/linux-amlogic/patch/20200915130339.11079-4-narmstrong@xxxxxxxxxxxx/
--
Remi