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authorDavid Howells2006-12-05 14:37:56 +0000
committerDavid Howells2006-12-05 14:37:56 +0000
commit4c1ac1b49122b805adfa4efc620592f68dccf5db (patch)
tree87557f4bc2fd4fe65b7570489c2f610c45c0adcd /drivers/net/gianfar.c
parentc4028958b6ecad064b1a6303a6a5906d4fe48d73 (diff)
parentd916faace3efc0bf19fe9a615a1ab8fa1a24cd93 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/infiniband/core/iwcm.c drivers/net/chelsio/cxgb2.c drivers/net/wireless/bcm43xx/bcm43xx_main.c drivers/net/wireless/prism54/islpci_eth.c drivers/usb/core/hub.h drivers/usb/input/hid-core.c net/core/netpoll.c Fix up merge failures with Linus's head and fix new compilation failures. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r--drivers/net/gianfar.c72
1 files changed, 70 insertions, 2 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index a06d8d1aaceb..baa35144134c 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -9,7 +9,7 @@
* Author: Andy Fleming
* Maintainer: Kumar Gala
*
- * Copyright (c) 2002-2004 Freescale Semiconductor, Inc.
+ * Copyright (c) 2002-2006 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -133,6 +133,9 @@ static void gfar_set_hash_for_addr(struct net_device *dev, u8 *addr);
#ifdef CONFIG_GFAR_NAPI
static int gfar_poll(struct net_device *dev, int *budget);
#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void gfar_netpoll(struct net_device *dev);
+#endif
int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit);
static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int length);
static void gfar_vlan_rx_register(struct net_device *netdev,
@@ -260,6 +263,9 @@ static int gfar_probe(struct platform_device *pdev)
dev->poll = gfar_poll;
dev->weight = GFAR_DEV_WEIGHT;
#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = gfar_netpoll;
+#endif
dev->stop = gfar_close;
dev->get_stats = gfar_get_stats;
dev->change_mtu = gfar_change_mtu;
@@ -392,6 +398,38 @@ static int gfar_remove(struct platform_device *pdev)
}
+/* Reads the controller's registers to determine what interface
+ * connects it to the PHY.
+ */
+static phy_interface_t gfar_get_interface(struct net_device *dev)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+ u32 ecntrl = gfar_read(&priv->regs->ecntrl);
+
+ if (ecntrl & ECNTRL_SGMII_MODE)
+ return PHY_INTERFACE_MODE_SGMII;
+
+ if (ecntrl & ECNTRL_TBI_MODE) {
+ if (ecntrl & ECNTRL_REDUCED_MODE)
+ return PHY_INTERFACE_MODE_RTBI;
+ else
+ return PHY_INTERFACE_MODE_TBI;
+ }
+
+ if (ecntrl & ECNTRL_REDUCED_MODE) {
+ if (ecntrl & ECNTRL_REDUCED_MII_MODE)
+ return PHY_INTERFACE_MODE_RMII;
+ else
+ return PHY_INTERFACE_MODE_RGMII;
+ }
+
+ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT)
+ return PHY_INTERFACE_MODE_GMII;
+
+ return PHY_INTERFACE_MODE_MII;
+}
+
+
/* Initializes driver's PHY state, and attaches to the PHY.
* Returns 0 on success.
*/
@@ -403,6 +441,7 @@ static int init_phy(struct net_device *dev)
SUPPORTED_1000baseT_Full : 0;
struct phy_device *phydev;
char phy_id[BUS_ID_SIZE];
+ phy_interface_t interface;
priv->oldlink = 0;
priv->oldspeed = 0;
@@ -410,7 +449,9 @@ static int init_phy(struct net_device *dev)
snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id);
- phydev = phy_connect(dev, phy_id, &adjust_link, 0);
+ interface = gfar_get_interface(dev);
+
+ phydev = phy_connect(dev, phy_id, &adjust_link, 0, interface);
if (IS_ERR(phydev)) {
printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
@@ -1536,6 +1577,33 @@ static int gfar_poll(struct net_device *dev, int *budget)
}
#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void gfar_netpoll(struct net_device *dev)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+
+ /* If the device has multiple interrupts, run tx/rx */
+ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) {
+ disable_irq(priv->interruptTransmit);
+ disable_irq(priv->interruptReceive);
+ disable_irq(priv->interruptError);
+ gfar_interrupt(priv->interruptTransmit, dev);
+ enable_irq(priv->interruptError);
+ enable_irq(priv->interruptReceive);
+ enable_irq(priv->interruptTransmit);
+ } else {
+ disable_irq(priv->interruptTransmit);
+ gfar_interrupt(priv->interruptTransmit, dev);
+ enable_irq(priv->interruptTransmit);
+ }
+}
+#endif
+
/* The interrupt handler for devices with one interrupt */
static irqreturn_t gfar_interrupt(int irq, void *dev_id)
{