The patch titled
ucc_geth: add support for netpoll
has been removed from the -mm tree. Its filename was
ucc_geth-add-support-for-netpoll.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: ucc_geth: add support for netpoll
From: Anton Vorontsov <[EMAIL PROTECTED]>
Add netpoll support for the QE UCC Gigabit Ethernet driver. The approach is
very similar to the gianfar driver.
Tested using netconsole.
Signed-off-by: Anton Vorontsov <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/net/ucc_geth.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff -puN drivers/net/ucc_geth.c~ucc_geth-add-support-for-netpoll
drivers/net/ucc_geth.c
--- a/drivers/net/ucc_geth.c~ucc_geth-add-support-for-netpoll
+++ a/drivers/net/ucc_geth.c
@@ -3666,6 +3666,22 @@ static irqreturn_t ucc_geth_irq_handler(
return IRQ_HANDLED;
}
+#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 ucc_netpoll(struct net_device *dev)
+{
+ struct ucc_geth_private *ugeth = netdev_priv(dev);
+
+ disable_irq(ugeth->ug_info->uf_info.irq);
+ ucc_geth_irq_handler(ugeth->ug_info->uf_info.irq, dev);
+ enable_irq(ugeth->ug_info->uf_info.irq);
+}
+#endif /* CONFIG_NET_POLL_CONTROLLER */
+
/* Called when something needs to use the ethernet device */
/* Returns 0 for success. */
static int ucc_geth_open(struct net_device *dev)
@@ -4008,6 +4024,9 @@ static int ucc_geth_probe(struct of_devi
#ifdef CONFIG_UGETH_NAPI
netif_napi_add(dev, &ugeth->napi, ucc_geth_poll, UCC_GETH_DEV_WEIGHT);
#endif /* CONFIG_UGETH_NAPI */
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = ucc_netpoll;
+#endif
dev->stop = ucc_geth_close;
// dev->change_mtu = ucc_geth_change_mtu;
dev->mtu = 1500;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
git-net.patch
-
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