patch-2.4.18 linux/drivers/net/3c501.c

• Lines: 134
• Date: Fri Dec 21 18:50:47 2001
• Orig file: linux.orig/drivers/net/3c501.c
• Orig date: Mon Feb 18 20:18:39 2002

diff -Naur -X /home/marcelo/lib/dontdiff linux.orig/drivers/net/3c501.c linux/drivers/net/3c501.c
@@ -87,8 +87,12 @@
  *
  */
 
+#define DRV_NAME	"3c501"
+#define DRV_VERSION	"2001/11/17"
+
+
 static const char version[] =
-    "3c501.c: 2000/02/08 Alan Cox (alan@redhat.com).\n";
+	DRV_NAME ".c: " DRV_VERSION " Alan Cox (alan@redhat.com).\n";
 
 /*
  *	Braindamage remaining:
@@ -108,7 +112,9 @@
 #include <linux/errno.h>
 #include <linux/config.h>	/* for CONFIG_IP_MULTICAST */
 #include <linux/spinlock.h>
+#include <linux/ethtool.h>
 
+#include <asm/uaccess.h>
 #include <asm/bitops.h>
 #include <asm/io.h>
 
@@ -139,12 +145,14 @@
 static int  el1_close(struct net_device *dev);
 static struct net_device_stats *el1_get_stats(struct net_device *dev);
 static void set_multicast_list(struct net_device *dev);
+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
 
 #define EL1_IO_EXTENT	16
 
 #ifndef EL_DEBUG
 #define EL_DEBUG  0	/* use 0 for production, 1 for devel., >2 for debug */
 #endif			/* Anything above 5 is wordy death! */
+#define debug el_debug
 static int el_debug = EL_DEBUG;
 
 /*
@@ -377,6 +385,7 @@
 	dev->stop = &el1_close;
 	dev->get_stats = &el1_get_stats;
 	dev->set_multicast_list = &set_multicast_list;
+	dev->do_ioctl = netdev_ioctl;
 
 	/*
 	 *	Setup the generic properties
@@ -915,6 +924,86 @@
 	}
 }
 
+/**
+ * netdev_ethtool_ioctl: Handle network interface SIOCETHTOOL ioctls
+ * @dev: network interface on which out-of-band action is to be performed
+ * @useraddr: userspace address to which data is to be read and returned
+ *
+ * Process the various commands of the SIOCETHTOOL interface.
+ */
+
+static int netdev_ethtool_ioctl (struct net_device *dev, void *useraddr)
+{
+	u32 ethcmd;
+
+	/* dev_ioctl() in ../../net/core/dev.c has already checked
+	   capable(CAP_NET_ADMIN), so don't bother with that here.  */
+
+	if (get_user(ethcmd, (u32 *)useraddr))
+		return -EFAULT;
+
+	switch (ethcmd) {
+
+	case ETHTOOL_GDRVINFO: {
+		struct ethtool_drvinfo info = { ETHTOOL_GDRVINFO };
+		strcpy (info.driver, DRV_NAME);
+		strcpy (info.version, DRV_VERSION);
+		sprintf(info.bus_info, "ISA 0x%lx", dev->base_addr);
+		if (copy_to_user (useraddr, &info, sizeof (info)))
+			return -EFAULT;
+		return 0;
+	}
+
+	/* get message-level */
+	case ETHTOOL_GMSGLVL: {
+		struct ethtool_value edata = {ETHTOOL_GMSGLVL};
+		edata.data = debug;
+		if (copy_to_user(useraddr, &edata, sizeof(edata)))
+			return -EFAULT;
+		return 0;
+	}
+	/* set message-level */
+	case ETHTOOL_SMSGLVL: {
+		struct ethtool_value edata;
+		if (copy_from_user(&edata, useraddr, sizeof(edata)))
+			return -EFAULT;
+		debug = edata.data;
+		return 0;
+	}
+
+	default:
+		break;
+	}
+
+	return -EOPNOTSUPP;
+}
+
+/**
+ * netdev_ioctl: Handle network interface ioctls
+ * @dev: network interface on which out-of-band action is to be performed
+ * @rq: user request data
+ * @cmd: command issued by user
+ *
+ * Process the various out-of-band ioctls passed to this driver.
+ */
+
+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
+{
+	int rc = 0;
+
+	switch (cmd) {
+	case SIOCETHTOOL:
+		rc = netdev_ethtool_ioctl(dev, (void *) rq->ifr_data);
+		break;
+
+	default:
+		rc = -EOPNOTSUPP;
+		break;
+	}
+
+	return rc;
+}
+ 
 #ifdef MODULE
 
 static struct net_device dev_3c501 = {