[PATCH] Make hvc_console.c compile on non-powerpc: Remove NO_IRQ
authorRusty Russell <rusty@rustcorp.com.au>
Fri, 23 Feb 2007 03:12:02 +0000 (14:12 +1100)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Mon, 26 Feb 2007 20:58:33 +0000 (12:58 -0800)
Paulus preferred this over #defining NO_IRQ in the file, since that's
0 for powerpc anyway.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/char/hvc_console.c

index cc2cd46bedc6ac6dac8dd7d256a3605c784128cf..a0a88aa23f5b751457e01470afbe6f06068678c9 100644 (file)
@@ -316,7 +316,7 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
 {
        struct hvc_struct *hp;
        unsigned long flags;
-       int irq = NO_IRQ;
+       int irq = 0;
        int rc = 0;
        struct kobject *kobjp;
 
@@ -338,14 +338,14 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
        hp->tty = tty;
        /* Save for request_irq outside of spin_lock. */
        irq = hp->irq;
-       if (irq != NO_IRQ)
+       if (irq)
                hp->irq_requested = 1;
 
        kobjp = &hp->kobj;
 
        spin_unlock_irqrestore(&hp->lock, flags);
        /* check error, fallback to non-irq */
-       if (irq != NO_IRQ)
+       if (irq)
                rc = request_irq(irq, hvc_handle_interrupt, IRQF_DISABLED, "hvc_console", hp);
 
        /*
@@ -373,7 +373,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp)
 {
        struct hvc_struct *hp;
        struct kobject *kobjp;
-       int irq = NO_IRQ;
+       int irq = 0;
        unsigned long flags;
 
        if (tty_hung_up_p(filp))
@@ -407,7 +407,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp)
                 */
                tty_wait_until_sent(tty, HVC_CLOSE_WAIT);
 
-               if (irq != NO_IRQ)
+               if (irq)
                        free_irq(irq, hp);
 
        } else {
@@ -424,7 +424,7 @@ static void hvc_hangup(struct tty_struct *tty)
 {
        struct hvc_struct *hp = tty->driver_data;
        unsigned long flags;
-       int irq = NO_IRQ;
+       int irq = 0;
        int temp_open_count;
        struct kobject *kobjp;
 
@@ -453,7 +453,7 @@ static void hvc_hangup(struct tty_struct *tty)
                irq = hp->irq;
        hp->irq_requested = 0;
        spin_unlock_irqrestore(&hp->lock, flags);
-       if (irq != NO_IRQ)
+       if (irq)
                free_irq(irq, hp);
        while(temp_open_count) {
                --temp_open_count;
@@ -583,7 +583,7 @@ static int hvc_poll(struct hvc_struct *hp)
        /* If we aren't interrupt driven and aren't throttled, we always
         * request a reschedule
         */
-       if (hp->irq == NO_IRQ)
+       if (hp->irq == 0)
                poll_mask |= HVC_POLL_READ;
 
        /* Read data if any */