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authorMagnus Damm <damm@opensource.se>2011-01-19 08:16:29 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-01-19 19:02:35 +0900
commit8a5a778665efb3a5f16ebb6fbc13356907e45775 (patch)
treed8a2978d4c1826b948667058d62c56931d880aab
parent24ee7d79c5885275a531431c3b687b3a7919eee4 (diff)
downloadop-kernel-dev-8a5a778665efb3a5f16ebb6fbc13356907e45775.zip
op-kernel-dev-8a5a778665efb3a5f16ebb6fbc13356907e45775.tar.gz
sh: update INTC to clear IRQ sense valid flag
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>
-rw-r--r--drivers/sh/intc/chip.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/sh/intc/chip.c b/drivers/sh/intc/chip.c
index de885a0..f33e2dd 100644
--- a/drivers/sh/intc/chip.c
+++ b/drivers/sh/intc/chip.c
@@ -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;
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