[ARM] 4753/1: [AT91] Use DMA_BIT_MASK

[linux-2.6-omap-h63xx.git] / drivers / net / hamradio / baycom_ser_fdx.c

diff --git a/drivers/net/hamradio/baycom_ser_fdx.c b/drivers/net/hamradio/baycom_ser_fdx.c
index 55906c7b4bb12e25c877225901a83543dd0ccf12..17ac6975d70db9d0d1fdbe35487c03a2a1d1fa38 100644 (file)
--- a/drivers/net/hamradio/baycom_ser_fdx.c
+++ b/drivers/net/hamradio/baycom_ser_fdx.c
@@ -75,12 +75,14 @@
 #include <linux/ioport.h>
 #include <linux/string.h>
 #include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/io.h>
 #include <linux/hdlcdrv.h>
 #include <linux/baycom.h>
 #include <linux/jiffies.h>
 
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+
 /* --------------------------------------------------------------------- */
 
 #define BAYCOM_DEBUG
@@ -279,7 +281,7 @@ static __inline__ void ser12_rx(struct net_device *dev, struct baycom_state *bc,
 
 /* --------------------------------------------------------------------- */
 
-static irqreturn_t ser12_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ser12_interrupt(int irq, void *dev_id)
 {
        struct net_device *dev = (struct net_device *)dev_id;
        struct baycom_state *bc = netdev_priv(dev);
@@ -413,11 +415,18 @@ static int ser12_open(struct net_device *dev)
 
        if (!dev || !bc)
                return -ENXIO;
-       if (!dev->base_addr || dev->base_addr > 0x1000-SER12_EXTENT ||
-           dev->irq < 2 || dev->irq > 15)
+       if (!dev->base_addr || dev->base_addr > 0xffff-SER12_EXTENT ||
+           dev->irq < 2 || dev->irq > NR_IRQS) {
+               printk(KERN_INFO "baycom_ser_fdx: invalid portnumber (max %u) "
+                               "or irq (2 <= irq <= %d)\n",
+                               0xffff-SER12_EXTENT, NR_IRQS);
                return -ENXIO;
-       if (bc->baud < 300 || bc->baud > 4800)
+       }
+       if (bc->baud < 300 || bc->baud > 4800) {
+               printk(KERN_INFO "baycom_ser_fdx: invalid baudrate "
+                               "(300...4800)\n");
                return -EINVAL;
+       }
        if (!request_region(dev->base_addr, SER12_EXTENT, "baycom_ser_fdx")) {
                printk(KERN_WARNING "BAYCOM_SER_FSX: I/O port 0x%04lx busy \n", 
                       dev->base_addr);