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net: stmmac: platform: provide stmmac_pltfr_init()

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Provide a helper wrapper around calling the platform's init() callback.
This allows users to skip checking if the callback exists.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20230623100417.93592-2-brgl@bgdev.pl
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Bartosz Golaszewski 2023-06-23 12:04:07 +02:00 committed by Jakub Kicinski
parent cfd40b82a5
commit 97117eb51e
2 changed files with 26 additions and 2 deletions
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25
drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
View file

@ -701,6 +701,25 @@ int stmmac_get_platform_resources(struct platform_device *pdev,
}
EXPORT_SYMBOL_GPL(stmmac_get_platform_resources);
/**
* stmmac_pltfr_init
* @pdev: pointer to the platform device
* @plat: driver data platform structure
* Description: Call the platform's init callback (if any) and propagate
* the return value.
*/
int stmmac_pltfr_init(struct platform_device *pdev,
struct plat_stmmacenet_data *plat)
{
int ret = 0;
if (plat->init)
ret = plat->init(pdev, plat->bsp_priv);
return ret;
}
EXPORT_SYMBOL_GPL(stmmac_pltfr_init);
/**
* stmmac_pltfr_remove
* @pdev: platform device pointer
@ -755,9 +774,11 @@ static int __maybe_unused stmmac_pltfr_resume(struct device *dev)
struct net_device *ndev = dev_get_drvdata(dev);
struct stmmac_priv *priv = netdev_priv(ndev);
struct platform_device *pdev = to_platform_device(dev);
int ret;
if (priv->plat->init)
priv->plat->init(pdev, priv->plat->bsp_priv);
ret = stmmac_pltfr_init(pdev, priv->plat->bsp_priv);
if (ret)
return ret;
return stmmac_resume(dev);
}

3
drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h
View file

@ -19,6 +19,9 @@ void stmmac_remove_config_dt(struct platform_device *pdev,
int stmmac_get_platform_resources(struct platform_device *pdev,
struct stmmac_resources *stmmac_res);
int stmmac_pltfr_init(struct platform_device *pdev,
struct plat_stmmacenet_data *plat);
void stmmac_pltfr_remove(struct platform_device *pdev);
extern const struct dev_pm_ops stmmac_pltfr_pm_ops;