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mfd: asic3: Cleanup irq handling

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Remove the open coded access to irq_desc and use the proper wrappers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Thomas Gleixner 2011-03-25 11:12:26 +00:00 committed by Samuel Ortiz
parent fc498fa29c
commit 52a7d60775
1 changed files with 6 additions and 11 deletions
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17
drivers/mfd/asic3.c
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@ -139,13 +139,12 @@ static void asic3_irq_flip_edge(struct asic3 *asic,
static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
{
struct asic3 *asic = irq_desc_get_handler_data(desc);
struct irq_data *data = irq_desc_get_irq_data(desc);
int iter, i;
unsigned long flags;
struct asic3 *asic;
desc->irq_data.chip->irq_ack(&desc->irq_data);
asic = get_irq_data(irq);
data->chip->irq_ack(irq_data);
for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) {
u32 status;
@ -188,8 +187,7 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
irqnr = asic->irq_base +
(ASIC3_GPIOS_PER_BANK * bank)
+ i;
desc = irq_to_desc(irqnr);
desc->handle_irq(irqnr, desc);
generic_handle_irq(irqnr);
if (asic->irq_bothedge[bank] & bit)
asic3_irq_flip_edge(asic, base,
bit);
@ -200,11 +198,8 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
/* Handle remaining IRQs in the status register */
for (i = ASIC3_NUM_GPIOS; i < ASIC3_NR_IRQS; i++) {
/* They start at bit 4 and go up */
if (status & (1 << (i - ASIC3_NUM_GPIOS + 4))) {
desc = irq_to_desc(asic->irq_base + i);
desc->handle_irq(asic->irq_base + i,
desc);
}
if (status & (1 << (i - ASIC3_NUM_GPIOS + 4)))
generic_handle_irq(asic->irq_base + i);
}
}