diff options
| author | Ben Dooks <ben-linux@fluff.org> | 2010-05-06 10:42:23 +0400 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2010-05-11 12:45:46 +0400 |
| commit | fcef85c0c122f90f57f2f3ef0caeaf6404d6e8f3 (patch) | |
| tree | f674a70c38a71309d27029f2c25d18a15800cf88 /arch/arm/plat-samsung/gpio-config.c | |
| parent | 1d3ef014b5fe959a789c2df708713d58c9491c3b (diff) | |
| download | linux-fcef85c0c122f90f57f2f3ef0caeaf6404d6e8f3.tar.xz | |
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.c | 12 |
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; } |