From: hwg <hwg@rock-chips.com>
Date: Tue, 12 Aug 2014 02:52:18 +0000 (+0800)
Subject: gmac: create /sys/class/vmac/exist
X-Git-Tag: firefly_0821_release~4919
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=aba5e3a87f1ca37d36c65d64198adadb841e10f9;p=firefly-linux-kernel-4.4.55.git

gmac: create /sys/class/vmac/exist
---

diff --git a/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c b/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
index b37c6198fcc1..0b71f532d3f4 100755
--- a/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
+++ b/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
@@ -138,18 +138,18 @@ int stmmc_pltfr_init(struct platform_device *pdev) {
 	} else {
 		err = gpio_request(bsp_priv->power_io, "gmac_phy_power");
 		if (err) {
-			pr_err("%s: ERROR: Request gmac phy power pin failed.\n", __func__);
+			//pr_err("%s: ERROR: Request gmac phy power pin failed.\n", __func__);
 			//return -EINVAL;
 		}
 	}
 
 	if (!gpio_is_valid(bsp_priv->reset_io)) {
-		pr_err("%s: ERROR: Get reset-gpio failed.\n", __func__);
+		//pr_err("%s: ERROR: Get reset-gpio failed.\n", __func__);
 		//return -EINVAL;
 	} else {
 		err = gpio_request(bsp_priv->reset_io, "gmac_phy_reset");
 		if (err) {
-			pr_err("%s: ERROR: Request gmac phy reset pin failed.\n", __func__);
+			//pr_err("%s: ERROR: Request gmac phy reset pin failed.\n", __func__);
 			//return -EINVAL;
 		}
 	}
@@ -310,6 +310,21 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
 }
 #endif /* CONFIG_OF */
 
+static struct class *vmac_class = NULL;
+static CLASS_ATTR(exist, 0664, NULL, NULL);
+int rockchip_gmac_sysif_init(void)
+{
+       int ret;
+
+       vmac_class = class_create(THIS_MODULE, "vmac");
+       ret = class_create_file(vmac_class, &class_attr_exist);
+       if(ret) {
+           printk("%s: Fail to creat class\n",__func__);
+           return ret;
+       }
+       return 0;
+}
+
 /**
  * stmmac_pltfr_probe
  * @pdev: platform device pointer
@@ -394,6 +409,8 @@ static int stmmac_pltfr_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, priv->dev);
 
+	rockchip_gmac_sysif_init();
+
 	pr_debug("STMMAC platform driver registration completed");
 
 	return 0;