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gpio-ml-ioh: fix a bug in the interrupt handler
author
Feng Tang
<feng.tang@intel.com>
Tue, 13 Dec 2011 15:53:49 +0000
(23:53 +0800)
committer
Grant Likely
<grant.likely@secretlab.ca>
Tue, 13 Dec 2011 18:05:17 +0000
(11:05 -0700)
GPIO's irq action's dev_id is set to the first struct ioh_gpio chip,
so when loop checking the 8 chips, the "chip" should be changed
according.
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
drivers/gpio/gpio-ml-ioh.c
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diff --git
a/drivers/gpio/gpio-ml-ioh.c
b/drivers/gpio/gpio-ml-ioh.c
index
ea8e738
..
92b6f51
100644
(file)
--- a/
drivers/gpio/gpio-ml-ioh.c
+++ b/
drivers/gpio/gpio-ml-ioh.c
@@
-339,7
+339,7
@@
static irqreturn_t ioh_gpio_handler(int irq, void *dev_id)
int i, j;
int ret = IRQ_NONE;
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < 8; i++
, chip++
) {
reg_val = ioread32(&chip->reg->regs[i].istatus);
for (j = 0; j < num_ports[i]; j++) {
if (reg_val & BIT(j)) {