Techwizz/kernel-fxtec-pro1x
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sh: update INTC to clear IRQ sense valid flag

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Clear the valid flag is in the INTC code.
Without this fix bit 7 of the sense register
is mistakenly set.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm 2011-01-19 08:16:29 +00:00 committed by Paul Mundt
parent 24ee7d79c5
commit 8a5a778665
1 changed files with 4 additions and 2 deletions
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6
drivers/sh/intc/chip.c
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@ -173,7 +173,8 @@ int intc_set_priority(unsigned int irq, unsigned int prio)
return 0;
}
#define VALID(x) (x | 0x80)
#define SENSE_VALID_FLAG 0x80
#define VALID(x) (x | SENSE_VALID_FLAG)
static unsigned char intc_irq_sense_table[IRQ_TYPE_SENSE_MASK + 1] = {
[IRQ_TYPE_EDGE_FALLING] = VALID(0),
@ -201,7 +202,8 @@ static int intc_set_type(struct irq_data *data, unsigned int type)
ihp = intc_find_irq(d->sense, d->nr_sense, irq);
if (ihp) {
addr = INTC_REG(d, _INTC_ADDR_E(ihp->handle), 0);
intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle, value);
intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle,
value & ~SENSE_VALID_FLAG);
}
return 0;