diff options
| author | Matt Waddel <Matt.Waddel@freescale.com> | 2008-02-14 19:31:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-14 20:58:05 -0800 |
| commit | 6ef1e56776aad1fe7381b5bc64e39ff80aa33899 (patch) | |
| tree | d2cb54557c362f7670cc6f7ee5d0a0d0bbdd76b4 /arch | |
| parent | c25f0a0f7fc37f39341a120a945ff7fe06b8ab4e (diff) | |
m68knommu: fix profile timer
I was looking at timers in the Coldfire system and I noticed that the
CONFIG_HIGHPROFILE option seems to be a little out of date.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/m68knommu/platform/coldfire/timers.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/arch/m68knommu/platform/coldfire/timers.c b/arch/m68knommu/platform/coldfire/timers.c index a60213e877e..ba5a9f32ebd 100644 --- a/arch/m68knommu/platform/coldfire/timers.c +++ b/arch/m68knommu/platform/coldfire/timers.c @@ -148,25 +148,32 @@ irqreturn_t coldfire_profile_tick(int irq, void *dummy) /* Reset ColdFire timer2 */ __raw_writeb(MCFTIMER_TER_CAP | MCFTIMER_TER_REF, PA(MCFTIMER_TER)); if (current->pid) - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); return IRQ_HANDLED; } /***************************************************************************/ +static struct irqaction coldfire_profile_irq = { + .name = "profile timer", + .flags = IRQF_DISABLED | IRQF_TIMER, + .handler = coldfire_profile_tick, +}; + void coldfire_profile_init(void) { - printk(KERN_INFO "PROFILE: lodging TIMER2 @ %dHz as profile timer\n", PROFILEHZ); + printk(KERN_INFO "PROFILE: lodging TIMER2 @ %dHz as profile timer\n", + PROFILEHZ); + + setup_irq(mcf_profilevector, &coldfire_profile_irq); /* Set up TIMER 2 as high speed profile clock */ __raw_writew(MCFTIMER_TMR_DISABLE, PA(MCFTIMER_TMR)); - __raw_writetrr(((MCF_CLK / 16) / PROFILEHZ), PA(MCFTIMER_TRR)); + __raw_writetrr(((MCF_BUSCLK / 16) / PROFILEHZ), PA(MCFTIMER_TRR)); __raw_writew(MCFTIMER_TMR_ENORI | MCFTIMER_TMR_CLK16 | MCFTIMER_TMR_RESTART | MCFTIMER_TMR_ENABLE, PA(MCFTIMER_TMR)); - request_irq(mcf_profilevector, coldfire_profile_tick, - (IRQF_DISABLED | IRQ_FLG_FAST), "profile timer", NULL); mcf_settimericr(2, 7); } |