tree ef20e02e4aacb3c09805559982579d1f48e4dd88
parent bc5847e165958bbe32bda5db12f32f98221974a4
author Tom Rini <[EMAIL PROTECTED]> Tue Apr 12 08:24:57 2005
committer Linus Torvalds <[EMAIL PROTECTED]> Tue Apr 12 08:24:57 2005
[PATCH] ppc32: Fix mpc8xx watchdog
The CONFIG_8xx_WDT option got broken in the generic hardirq update as ppc32
had its own different request_irq that worked when other arches used
setup_irq. This is the trivial fix for the problem.
From: Carsten Juttner <[EMAIL PROTECTED]>
Signed-off-by: Tom Rini <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
m8xx_wdt.c | 11 +++++++++--
1 files changed, 9 insertions(+), 2 deletions(-)
Index: arch/ppc/syslib/m8xx_wdt.c
===================================================================
--- 50dbd577e5c090a1cc37ecc16fe7ac43d7bcfde0/arch/ppc/syslib/m8xx_wdt.c
(mode:100644 sha1:c2a74c9a98dc4f0ba604c271a0137b3da7937d43)
+++ ef20e02e4aacb3c09805559982579d1f48e4dd88/arch/ppc/syslib/m8xx_wdt.c
(mode:100644 sha1:c525a6daf0e4afaffacb325ddcd5c3a779afd365)
@@ -11,6 +11,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <asm/8xx_immap.h>
@@ -18,6 +19,12 @@
static int wdt_timeout;
+static irqreturn_t m8xx_wdt_interrupt(int, void *, struct pt_regs *);
+static struct irqaction m8xx_wdt_irqaction = {
+ .handler = m8xx_wdt_interrupt,
+ .name = "watchdog",
+};
+
void m8xx_wdt_reset(void)
{
volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR;
@@ -84,8 +91,8 @@
imap->im_sit.sit_piscr =
(mk_int_int_mask(PIT_INTERRUPT) << 8) | PISCR_PIE | PISCR_PTE;
- if (request_irq(PIT_INTERRUPT, m8xx_wdt_interrupt, 0, "watchdog", NULL))
- panic("m8xx_wdt: could not allocate watchdog irq!");
+ if (setup_irq(PIT_INTERRUPT, &m8xx_wdt_irqaction))
+ panic("m8xx_wdt: error setting up the watchdog irq!");
printk(KERN_NOTICE
"m8xx_wdt: keep-alive trigger installed (PITC: 0x%04X)\n", pitc);
-
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