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authorBen Dooks <ben-linux@fluff.org>2010-05-06 15:42:23 +0900
committerBen Dooks <ben-linux@fluff.org>2010-05-11 17:45:46 +0900
commitfcef85c0c122f90f57f2f3ef0caeaf6404d6e8f3 (patch)
treef674a70c38a71309d27029f2c25d18a15800cf88 /arch/arm/plat-samsung/gpio-config.c
parent1d3ef014b5fe959a789c2df708713d58c9491c3b (diff)
ARM: SAMSUNG: Add spinlock locking to GPIO banks
Add locking to each GPIO bank to allow for SMP capable code to use the gpiolib functions. See the gpio-core.h header file for more information. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-samsung/gpio-config.c')
-rw-r--r--arch/arm/plat-samsung/gpio-config.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c
index 3282db360fa8..a76eef533392 100644
--- a/arch/arm/plat-samsung/gpio-config.c
+++ b/arch/arm/plat-samsung/gpio-config.c
@@ -33,9 +33,9 @@ int s3c_gpio_cfgpin(unsigned int pin, unsigned int config)
offset = pin - chip->chip.base;
- local_irq_save(flags);
+ s3c_gpio_lock(chip, flags);
ret = s3c_gpio_do_setcfg(chip, offset, config);
- local_irq_restore(flags);
+ s3c_gpio_unlock(chip, flags);
return ret;
}
@@ -51,9 +51,9 @@ unsigned s3c_gpio_getcfg(unsigned int pin)
if (chip) {
offset = pin - chip->chip.base;
- local_irq_save(flags);
+ s3c_gpio_lock(chip, flags);
ret = s3c_gpio_do_getcfg(chip, offset);
- local_irq_restore(flags);
+ s3c_gpio_unlock(chip, flags);
}
return ret;
@@ -72,9 +72,9 @@ int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull)
offset = pin - chip->chip.base;
- local_irq_save(flags);
+ s3c_gpio_lock(chip, flags);
ret = s3c_gpio_do_setpull(chip, offset, pull);
- local_irq_restore(flags);
+ s3c_gpio_unlock(chip, flags);
return ret;
}