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Subject[patch 01/10] mfd: asic3: Cleanup irq handling
Remove the open coded access to irq_desc and use the proper wrappers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
drivers/mfd/asic3.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
Index: linux-2.6-tip/drivers/mfd/asic3.c
===================================================================
--- linux-2.6-tip.orig/drivers/mfd/asic3.c
+++ linux-2.6-tip/drivers/mfd/asic3.c
@@ -139,13 +139,12 @@ static void asic3_irq_flip_edge(struct a

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
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
/* 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);
}
}




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