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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-12 14:19:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-12 14:19:51 -0700 |
| commit | d93a881dd7d71ad0e6504af232be2795044ab686 (patch) | |
| tree | 71fc6918e676a0cf53d585f5a253646a49b60c83 /kernel/irq/generic-chip.c | |
| parent | d1ca1a004822983e2fc702d5382b4b9a5527cfbe (diff) | |
| parent | 24109afd17426e1a2b72141e4a2b730057e1a0ea (diff) | |
| download | linux-d93a881dd7d71ad0e6504af232be2795044ab686.tar.bz2 | |
Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc:
pcmcia: pxa2xx/vpac270: free gpios on exist rather than requesting
ARM: pxa/raumfeld: fix device name for codec ak4104
ARM: pxa/raumfeld: display initialisation fixes
ARM: pxa/raumfeld: adapt to upcoming hardware change
ARM: pxa: fix gpio_to_chip() clash with gpiolib namespace
genirq: replace irq_gc_ack() with {set,clr}_bit variants (fwd)
arm: mach-vt8500: add forgotten irq_data conversion
ARM: pxa168: correct nand pmu setting
ARM: pxa910: correct nand pmu setting
ARM: pxa: fix PGSR register address calculation
Diffstat (limited to 'kernel/irq/generic-chip.c')
| -rw-r--r-- | kernel/irq/generic-chip.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c index 31a9db711906..3a2cab407b93 100644 --- a/kernel/irq/generic-chip.c +++ b/kernel/irq/generic-chip.c @@ -101,10 +101,10 @@ void irq_gc_unmask_enable_reg(struct irq_data *d) } /** - * irq_gc_ack - Ack pending interrupt + * irq_gc_ack_set_bit - Ack pending interrupt via setting bit * @d: irq_data */ -void irq_gc_ack(struct irq_data *d) +void irq_gc_ack_set_bit(struct irq_data *d) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); u32 mask = 1 << (d->irq - gc->irq_base); @@ -115,6 +115,20 @@ void irq_gc_ack(struct irq_data *d) } /** + * irq_gc_ack_clr_bit - Ack pending interrupt via clearing bit + * @d: irq_data + */ +void irq_gc_ack_clr_bit(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + u32 mask = ~(1 << (d->irq - gc->irq_base)); + + irq_gc_lock(gc); + irq_reg_writel(mask, gc->reg_base + cur_regs(d)->ack); + irq_gc_unlock(gc); +} + +/** * irq_gc_mask_disable_reg_and_ack- Mask and ack pending interrupt * @d: irq_data */ |