ieee1394: merge from Linus

Conflicts: drivers/ieee1394/hosts.c
Patch "lockdep: annotate ieee1394 skb-queue-head locking" was meddling
with patch "ieee1394: fix kerneldoc of hpsb_alloc_host".

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 20 insertions, 13 deletions

diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index c92ac9fde08..6b63b350cd5 100644
--- a/drivers/net/wan/c101.c
+++ b/drivers/net/wan/c101.c
@@ -116,27 +116,34 @@ static inline void openwin(card_t *card, u8 page)
 #include "hd6457x.c"
 
 
+static inline void set_carrier(port_t *port)
+{
+	if (!(sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD))
+		netif_carrier_on(port_to_dev(port));
+	else
+		netif_carrier_off(port_to_dev(port));
+}
+
+
 static void sca_msci_intr(port_t *port)
 {
-	struct net_device *dev = port_to_dev(port);
-	card_t* card = port_to_card(port);
-	u8 stat = sca_in(MSCI1_OFFSET + ST1, card); /* read MSCI ST1 status */
+	u8 stat = sca_in(MSCI0_OFFSET + ST1, port); /* read MSCI ST1 status */
 
-	/* Reset MSCI TX underrun status bit */
-	sca_out(stat & ST1_UDRN, MSCI0_OFFSET + ST1, card);
+	/* Reset MSCI TX underrun and CDCD (ignored) status bit */
+	sca_out(stat & (ST1_UDRN | ST1_CDCD), MSCI0_OFFSET + ST1, port);
 
 	if (stat & ST1_UDRN) {
-		struct net_device_stats *stats = hdlc_stats(dev);
+		struct net_device_stats *stats = hdlc_stats(port_to_dev(port));
 		stats->tx_errors++; /* TX Underrun error detected */
 		stats->tx_fifo_errors++;
 	}
 
+	stat = sca_in(MSCI1_OFFSET + ST1, port); /* read MSCI1 ST1 status */
 	/* Reset MSCI CDCD status bit - uses ch#2 DCD input */
-	sca_out(stat & ST1_CDCD, MSCI1_OFFSET + ST1, card);
+	sca_out(stat & ST1_CDCD, MSCI1_OFFSET + ST1, port);
 
 	if (stat & ST1_CDCD)
-		hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, card) & ST3_DCD),
-				 dev);
+		set_carrier(port);
 }
 
 
@@ -190,8 +197,7 @@ static int c101_open(struct net_device *dev)
 	sca_out(IE1_UDRN, MSCI0_OFFSET + IE1, port);
 	sca_out(IE0_TXINT, MSCI0_OFFSET + IE0, port);
 
-	hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD), dev);
-	printk(KERN_DEBUG "0x%X\n", sca_in(MSCI1_OFFSET + ST3, port));
+	set_carrier(port);
 
 	/* enable MSCI1 CDCD interrupt */
 	sca_out(IE1_CDCD, MSCI1_OFFSET + IE1, port);
@@ -378,7 +384,7 @@ static int __init c101_run(unsigned long irq, unsigned long winbase)
 	}
 
 	sca_init_sync_port(card); /* Set up C101 memory */
-	hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, card) & ST3_DCD), dev);
+	set_carrier(card);
 
 	printk(KERN_INFO "%s: Moxa C101 on IRQ%u,"
 	       " using %u TX + %u RX packets rings\n",
@@ -443,4 +449,5 @@ module_exit(c101_cleanup);
 MODULE_AUTHOR("Krzysztof Halasa <khc@pm.waw.pl>");
 MODULE_DESCRIPTION("Moxa C101 serial port driver");
 MODULE_LICENSE("GPL v2");
-module_param(hw, charp, 0444);	/* hw=irq,ram:irq,... */
+module_param(hw, charp, 0444);
+MODULE_PARM_DESC(hw, "irq,ram:irq,...");