NETPOLL support for Sibyte MAC
Signed-off-by: Manish Lachwani <[EMAIL PROTECTED]>
Signed-off-by: Deepak Saxena <[EMAIL PROTECTED]>
---
Applies cleanly to 2.6.21-rc4
drivers/net/sb1250-mac.c | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+)
Index: linux-2.6.18/drivers/net/sb1250-mac.c
===================================================================
--- linux-2.6.18.orig/drivers/net/sb1250-mac.c
+++ linux-2.6.18/drivers/net/sb1250-mac.c
@@ -1128,6 +1128,26 @@ static void sbdma_fillring(sbmacdma_t *d
}
}
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void sbmac_netpoll(struct net_device *netdev)
+{
+ struct sbmac_softc *sc = netdev_priv(netdev);
+ int irq = sc->sbm_dev->irq;
+
+ __raw_writeq(0, sc->sbm_imr);
+
+ sbmac_intr(irq, netdev, NULL);
+
+#ifdef CONFIG_SBMAC_COALESCE
+ __raw_writeq(((M_MAC_INT_EOP_COUNT | M_MAC_INT_EOP_TIMER) <<
S_MAC_TX_CH0) |
+ ((M_MAC_INT_EOP_COUNT | M_MAC_INT_EOP_TIMER) << S_MAC_RX_CH0),
+ sc->sbm_imr);
+#else
+ __raw_writeq((M_MAC_INT_CHANNEL << S_MAC_TX_CH0) |
+ (M_MAC_INT_CHANNEL << S_MAC_RX_CH0), sc->sbm_imr);
+#endif
+}
+#endif
/**********************************************************************
* SBDMA_RX_PROCESS(sc,d)
@@ -2402,6 +2422,9 @@ static int sbmac_init(struct net_device
dev->watchdog_timeo = TX_TIMEOUT;
dev->change_mtu = sb1250_change_mtu;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = sbmac_netpoll;
+#endif
/* This is needed for PASS2 for Rx H/W checksum feature */
sbmac_set_iphdr_offset(sc);
--
Deepak Saxena - [EMAIL PROTECTED] - http://www.plexity.net
In the end, they will not say, "those were dark times," they will ask
"why were their poets silent?" - Bertolt Brecht
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