On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin wrote:
> gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
> ioh_gpio_get and ioh_gpio_direction_input functions.
> Thus those functions are not callable from interrupt context.
> This patch converts mutex into spinlock.
>
>
On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin axel@gmail.com wrote:
gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
ioh_gpio_get and ioh_gpio_direction_input functions.
Thus those functions are not callable from interrupt context.
This patch converts mutex into
On Mon, 13 Aug 2012 14:01:31 +0200
Linus Walleij wrote:
> On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin wrote:
>
> > gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
> > ioh_gpio_get and ioh_gpio_direction_input functions.
> > Thus those functions are not callable from
On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin wrote:
> gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
> ioh_gpio_get and ioh_gpio_direction_input functions.
> Thus those functions are not callable from interrupt context.
> This patch converts mutex into spinlock.
>
>
On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin axel@gmail.com wrote:
gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
ioh_gpio_get and ioh_gpio_direction_input functions.
Thus those functions are not callable from interrupt context.
This patch converts mutex into
On Mon, 13 Aug 2012 14:01:31 +0200
Linus Walleij linus.wall...@linaro.org wrote:
On Sun, Jul 29, 2012 at 4:54 AM, Axel Lin axel@gmail.com wrote:
gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
ioh_gpio_get and ioh_gpio_direction_input functions.
Thus those
gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
ioh_gpio_get and ioh_gpio_direction_input functions.
Thus those functions are not callable from interrupt context.
This patch converts mutex into spinlock.
Signed-off-by: Axel Lin
---
drivers/gpio/gpio-ml-ioh.c | 20
gpio_chip.can_sleep is 0, but current code uses mutex in ioh_gpio_set,
ioh_gpio_get and ioh_gpio_direction_input functions.
Thus those functions are not callable from interrupt context.
This patch converts mutex into spinlock.
Signed-off-by: Axel Lin axel@gmail.com
---
8 matches
Mail list logo