Commit 3256251f authored by Francesco Virlinzi's avatar Francesco Virlinzi Committed by David S. Miller
Browse files

stmmac: use custom init/exit functions in pm ops 



Freeze and restore can call the custom init/exit functions.
Also the patch adds a custom data field that can be used
for storing platform data useful on restore the embedded
setup (e.g. GPIO, SYSCFG).

Signed-off-by: default avatarFrancesco Virlinzi <francesco.virlinzi@st.com>
Signed-off-by: default avatarGiuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a104104f

drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

+13 −4
Original line number Diff line number Diff line
@@ -186,9 +186,6 @@ static int stmmac_pltfr_remove(struct platform_device *pdev) 
	struct resource *res;

	int ret = stmmac_dvr_remove(ndev);



	if (priv->plat->exit)

		priv->plat->exit(pdev);



	if (priv->plat->exit)

		priv->plat->exit(pdev);
@@ -218,14 +215,26 @@ static int stmmac_pltfr_resume(struct device *dev) 


int stmmac_pltfr_freeze(struct device *dev)

{

	int ret;

	struct plat_stmmacenet_data *plat_dat = dev_get_platdata(dev);

	struct net_device *ndev = dev_get_drvdata(dev);

	struct platform_device *pdev = to_platform_device(dev);



	return stmmac_freeze(ndev);

	ret = stmmac_freeze(ndev);

	if (plat_dat->exit)

		plat_dat->exit(pdev);



	return ret;

}



int stmmac_pltfr_restore(struct device *dev)

{

	struct plat_stmmacenet_data *plat_dat = dev_get_platdata(dev);

	struct net_device *ndev = dev_get_drvdata(dev);

	struct platform_device *pdev = to_platform_device(dev);



	if (plat_dat->init)

		plat_dat->init(pdev);



	return stmmac_restore(ndev);

}

include/linux/stmmac.h

+1 −0
Original line number Diff line number Diff line
@@ -109,6 +109,7 @@ struct plat_stmmacenet_data { 
	int (*init)(struct platform_device *pdev);

	void (*exit)(struct platform_device *pdev);

	void *custom_cfg;

	void *custom_data;

	void *bsp_priv;

};

#endif

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