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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-12-06 11:38:14 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-12-14 20:21:52 +0100 |
| commit | ac61d143ffe2a6db4d4bcf47c21a5159d6a1b644 (patch) | |
| tree | a0a5f36bc862c2163d4cc37333f46eb0257b3140 | |
| parent | ARM: GIC: private a standard get_irqnr_preamble assembler macro (diff) | |
| download | linux-ac61d143ffe2a6db4d4bcf47c21a5159d6a1b644.tar.xz linux-ac61d143ffe2a6db4d4bcf47c21a5159d6a1b644.zip | |
ARM: GIC: move enablement of PPI interrupts to gic.c
Avoid adding nasty genirq-specific code to local timers to enable PPI
interrupts. Instead, provide a gic function to do this.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/common/gic.c | 10 | ||||
| -rw-r--r-- | arch/arm/include/asm/hardware/gic.h | 1 | ||||
| -rw-r--r-- | arch/arm/kernel/smp_twd.c | 7 |
3 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c index c7155bdeb815..0b89ef001330 100644 --- a/arch/arm/common/gic.c +++ b/arch/arm/common/gic.c @@ -331,6 +331,16 @@ void __cpuinit gic_secondary_init(unsigned int gic_nr) gic_cpu_init(&gic_data[gic_nr]); } +void __cpuinit gic_enable_ppi(unsigned int irq) +{ + unsigned long flags; + + local_irq_save(flags); + irq_to_desc(irq)->status |= IRQ_NOPROBE; + gic_unmask_irq(irq); + local_irq_restore(flags); +} + #ifdef CONFIG_SMP void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) { diff --git a/arch/arm/include/asm/hardware/gic.h b/arch/arm/include/asm/hardware/gic.h index a82a77703544..84557d321001 100644 --- a/arch/arm/include/asm/hardware/gic.h +++ b/arch/arm/include/asm/hardware/gic.h @@ -39,6 +39,7 @@ void gic_init(unsigned int, unsigned int, void __iomem *, void __iomem *); void gic_secondary_init(unsigned int); void gic_cascade_irq(unsigned int gic_nr, unsigned int irq); void gic_raise_softirq(const struct cpumask *mask, unsigned int irq); +void gic_enable_ppi(unsigned int); #endif #endif diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index 35882fbf37f9..67f933ec4177 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -127,8 +127,6 @@ static void __cpuinit twd_calibrate_rate(void) */ void __cpuinit twd_timer_setup(struct clock_event_device *clk) { - unsigned long flags; - twd_calibrate_rate(); clk->name = "local_timer"; @@ -143,10 +141,7 @@ void __cpuinit twd_timer_setup(struct clock_event_device *clk) clk->min_delta_ns = clockevent_delta2ns(0xf, clk); /* Make sure our local interrupt controller has this enabled */ - local_irq_save(flags); - irq_to_desc(clk->irq)->status |= IRQ_NOPROBE; - get_irq_chip(clk->irq)->unmask(clk->irq); - local_irq_restore(flags); + gic_enable_ppi(clk->irq); clockevents_register_device(clk); } |