PATCH: epic100 fixes

From: Alan Cox
Date: Mon Jun 07 2004 - 11:02:01 EST


"Gee it works better if you turn the chip on before programming it"

The ioctl to ethtool change broke that little detail...


I made the changes, Jeff agreed in principle, Red Hat owns them and I know
no reason they can't be contributed under the GPL v2 or later.

Requires: ethtool change


diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.6/drivers/net/epic100.c linux-2.6.6/drivers/net/epic100.c
--- linux.vanilla-2.6.6/drivers/net/epic100.c 2004-05-10 03:32:29.000000000 +0100
+++ linux-2.6.6/drivers/net/epic100.c 2004-06-02 23:05:21.000000000 +0100
@@ -66,12 +66,15 @@
LK1.1.14 (Kryzsztof Halasa):
* fix spurious bad initializations
* pound phy a la SMSC's app note on the subject
+
+ AC1.1.14ac
+ * fix power up/down for ethtool that broke in 1.11

*/

#define DRV_NAME "epic100"
-#define DRV_VERSION "1.11+LK1.1.14"
-#define DRV_RELDATE "Aug 4, 2002"
+#define DRV_VERSION "1.11+LK1.1.14+AC1.1.14"
+#define DRV_RELDATE "June 2, 2004"

/* The user-configurable values.
These may be modified when a driver module is loaded.*/
@@ -1424,6 +1427,27 @@
debug = value;
}

+static int ethtool_begin(struct net_device *dev)
+{
+ unsigned long ioaddr = dev->base_addr;
+ /* power-up, if interface is down */
+ if (! netif_running(dev)) {
+ outl(0x0200, ioaddr + GENCTL);
+ outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
+ }
+ return 0;
+}
+
+static void ethtool_complete(struct net_device *dev)
+{
+ unsigned long ioaddr = dev->base_addr;
+ /* power-down, if interface is down */
+ if (! netif_running(dev)) {
+ outl(0x0008, ioaddr + GENCTL);
+ outl((inl(ioaddr + NVCTL) & ~0x483C) | 0x0000, ioaddr + NVCTL);
+ }
+}
+
static struct ethtool_ops netdev_ethtool_ops = {
.get_drvinfo = netdev_get_drvinfo,
.get_settings = netdev_get_settings,
@@ -1434,6 +1458,8 @@
.set_msglevel = netdev_set_msglevel,
.get_sg = ethtool_op_get_sg,
.get_tx_csum = ethtool_op_get_tx_csum,
+ .begin = ethtool_begin,
+ .complete = ethtool_complete
};

static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-
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