arm: Use irq flag setter function
Use the proper accessor function instead of fiddling in the status bits directly. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: linux-arm-kernel@lists.infradead.org
This commit is contained in:
parent
1475b85d08
commit
1b7a2d90c8
|
@ -144,24 +144,21 @@ asm_do_IRQ(unsigned int irq, struct pt_regs *regs)
|
|||
|
||||
void set_irq_flags(unsigned int irq, unsigned int iflags)
|
||||
{
|
||||
struct irq_desc *desc;
|
||||
unsigned long flags;
|
||||
unsigned long clr = 0, set = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
|
||||
|
||||
if (irq >= nr_irqs) {
|
||||
printk(KERN_ERR "Trying to set irq flags for IRQ%d\n", irq);
|
||||
return;
|
||||
}
|
||||
|
||||
desc = irq_to_desc(irq);
|
||||
raw_spin_lock_irqsave(&desc->lock, flags);
|
||||
desc->status |= IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
|
||||
if (iflags & IRQF_VALID)
|
||||
desc->status &= ~IRQ_NOREQUEST;
|
||||
clr |= IRQ_NOREQUEST;
|
||||
if (iflags & IRQF_PROBE)
|
||||
desc->status &= ~IRQ_NOPROBE;
|
||||
clr |= IRQ_NOPROBE;
|
||||
if (!(iflags & IRQF_NOAUTOEN))
|
||||
desc->status &= ~IRQ_NOAUTOEN;
|
||||
raw_spin_unlock_irqrestore(&desc->lock, flags);
|
||||
clr |= IRQ_NOAUTOEN;
|
||||
/* Order is clear bits in "clr" then set bits in "set" */
|
||||
irq_modify_status(irq, clr, set & ~clr);
|
||||
}
|
||||
|
||||
void __init init_IRQ(void)
|
||||
|
|
Loading…
Reference in a new issue