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authorJiri Kosina <jkosina@suse.cz>2011-04-26 10:22:15 +0200
committerJiri Kosina <jkosina@suse.cz>2011-04-26 10:22:59 +0200
commit07f9479a40cc778bc1462ada11f95b01360ae4ff (patch)
tree0676cf38df3844004bb3ebfd99dfa67a4a8998f5 /drivers/mfd/htc-i2cpld.c
parent9d5e6bdb3013acfb311ab407eeca0b6a6a3dedbf (diff)
parentcd2e49e90f1cae7726c9a2c54488d881d7f1cd1c (diff)
downloadlwn-07f9479a40cc778bc1462ada11f95b01360ae4ff.tar.gz
lwn-07f9479a40cc778bc1462ada11f95b01360ae4ff.zip
Merge branch 'master' into for-next
Fast-forwarded to current state of Linus' tree as there are patches to be applied for files that didn't exist on the old branch.
Diffstat (limited to 'drivers/mfd/htc-i2cpld.c')
-rw-r--r--drivers/mfd/htc-i2cpld.c33
1 files changed, 11 insertions, 22 deletions
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index 296ad1562f69..d55065cc324c 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -58,6 +58,7 @@ struct htcpld_chip {
uint irq_start;
int nirqs;
+ unsigned int flow_type;
/*
* Work structure to allow for setting values outside of any
* possible interrupt context
@@ -97,12 +98,7 @@ static void htcpld_unmask(struct irq_data *data)
static int htcpld_set_type(struct irq_data *data, unsigned int flags)
{
- struct irq_desc *d = irq_to_desc(data->irq);
-
- if (!d) {
- pr_err("HTCPLD invalid IRQ: %d\n", data->irq);
- return -EINVAL;
- }
+ struct htcpld_chip *chip = irq_data_get_irq_chip_data(data);
if (flags & ~IRQ_TYPE_SENSE_MASK)
return -EINVAL;
@@ -111,9 +107,7 @@ static int htcpld_set_type(struct irq_data *data, unsigned int flags)
if (flags & (IRQ_TYPE_LEVEL_LOW|IRQ_TYPE_LEVEL_HIGH))
return -EINVAL;
- d->status &= ~IRQ_TYPE_SENSE_MASK;
- d->status |= flags;
-
+ chip->flow_type = flags;
return 0;
}
@@ -135,7 +129,6 @@ static irqreturn_t htcpld_handler(int irq, void *dev)
unsigned int i;
unsigned long flags;
int irqpin;
- struct irq_desc *desc;
if (!htcpld) {
pr_debug("htcpld is null in ISR\n");
@@ -195,23 +188,19 @@ static irqreturn_t htcpld_handler(int irq, void *dev)
* associated interrupts.
*/
for (irqpin = 0; irqpin < chip->nirqs; irqpin++) {
- unsigned oldb, newb;
- int flags;
+ unsigned oldb, newb, type = chip->flow_type;
irq = chip->irq_start + irqpin;
- desc = irq_to_desc(irq);
- flags = desc->status;
/* Run the IRQ handler, but only if the bit value
* changed, and the proper flags are set */
oldb = (old_val >> irqpin) & 1;
newb = (uval >> irqpin) & 1;
- if ((!oldb && newb && (flags & IRQ_TYPE_EDGE_RISING)) ||
- (oldb && !newb &&
- (flags & IRQ_TYPE_EDGE_FALLING))) {
+ if ((!oldb && newb && (type & IRQ_TYPE_EDGE_RISING)) ||
+ (oldb && !newb && (type & IRQ_TYPE_EDGE_FALLING))) {
pr_debug("fire IRQ %d\n", irqpin);
- desc->handle_irq(irq, desc);
+ generic_handle_irq(irq);
}
}
}
@@ -359,13 +348,13 @@ static int __devinit htcpld_setup_chip_irq(
/* Setup irq handlers */
irq_end = chip->irq_start + chip->nirqs;
for (irq = chip->irq_start; irq < irq_end; irq++) {
- set_irq_chip(irq, &htcpld_muxed_chip);
- set_irq_chip_data(irq, chip);
- set_irq_handler(irq, handle_simple_irq);
+ irq_set_chip_and_handler(irq, &htcpld_muxed_chip,
+ handle_simple_irq);
+ irq_set_chip_data(irq, chip);
#ifdef CONFIG_ARM
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
#else
- set_irq_probe(irq);
+ irq_set_probe(irq);
#endif
}