oxnas: revert to kernel 4.1

[openwrt/staging/hauke.git] / target / linux / oxnas / files / drivers / net / ethernet / stmicro / stmmac / dwmac-oxnas.c

diff --git a/target/linux/oxnas/files/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c b/target/linux/oxnas/files/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
index aafb11814493dae54d7f5e515dd379e78ec29a0b..07f9f44497bd1dfa624b2fff970dca879ef1014d 100644 (file)
--- a/target/linux/oxnas/files/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
+++ b/target/linux/oxnas/files/drivers/net/ethernet/stmicro/stmmac/dwmac-oxnas.c
@@ -25,6 +25,7 @@
 #include <linux/regmap.h>
 #include <linux/reset.h>
 #include <linux/stmmac.h>
+#include <linux/version.h>
 
 #include <mach/hardware.h>
 
@@ -91,21 +92,37 @@ static void oxnas_gmac_exit(struct platform_device *pdev, void *priv)
        }
 }
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+static void *oxnas_gmac_probe(struct platform_device *pdev)
+{
+#else
 static int oxnas_gmac_probe(struct platform_device *pdev)
 {
        struct plat_stmmacenet_data *plat_dat;
        struct stmmac_resources stmmac_res;
        int                     ret;
+#endif
        struct device           *dev = &pdev->dev;
        struct oxnas_gmac       *bsp_priv;
 
        bsp_priv = devm_kzalloc(dev, sizeof(*bsp_priv), GFP_KERNEL);
        if (!bsp_priv)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+               return ERR_PTR(-ENOMEM);
+#else
                return -ENOMEM;
+#endif
        bsp_priv->clk = devm_clk_get(dev, "gmac");
        if (IS_ERR(bsp_priv->clk))
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+               return bsp_priv->clk;
+#else
                return PTR_ERR(bsp_priv->clk);
+#endif
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+       return bsp_priv;
+#else
        ret = stmmac_get_platform_resources(pdev, &stmmac_res);
        if (ret)
                return ret;
@@ -123,8 +140,17 @@ static int oxnas_gmac_probe(struct platform_device *pdev)
                return ret;
 
        return stmmac_dvr_probe(dev, plat_dat, &stmmac_res);
+#endif
 }
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+const struct stmmac_of_data oxnas_gmac_data = {
+       .has_gmac = 1,
+       .setup = oxnas_gmac_probe,
+       .init = oxnas_gmac_init,
+       .exit = oxnas_gmac_exit,
+};
+#else
 static const struct of_device_id oxnas_gmac_match[] = {
        { .compatible = "plxtech,nas782x-gmac" },
        { }
@@ -141,5 +167,6 @@ static struct platform_driver oxnas_gmac_driver = {
        },
 };
 module_platform_driver(oxnas_gmac_driver);
+#endif
 
 MODULE_LICENSE("GPL v2");