Commit 84207805 authored by Arnaud Patard's avatar Arnaud Patard Committed by Linus Torvalds

gpio/pca953x bugfix: mark as can_sleep

The pca953x driver is an I2C driver so gpio_chip->can_sleep should be set.
This lets upper layers know they should use the gpio_*_cansleep() calls to
access values, and may not access them from nonsleeping contexts.
Signed-off-by: default avatarArnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
Acked-by: default avatar"eric miao" <eric.y.miao@gmail.com>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7be3dfec
...@@ -184,6 +184,7 @@ static void pca953x_setup_gpio(struct pca953x_chip *chip, int gpios) ...@@ -184,6 +184,7 @@ static void pca953x_setup_gpio(struct pca953x_chip *chip, int gpios)
gc->direction_output = pca953x_gpio_direction_output; gc->direction_output = pca953x_gpio_direction_output;
gc->get = pca953x_gpio_get_value; gc->get = pca953x_gpio_get_value;
gc->set = pca953x_gpio_set_value; gc->set = pca953x_gpio_set_value;
gc->can_sleep = 1;
gc->base = chip->gpio_start; gc->base = chip->gpio_start;
gc->ngpio = gpios; gc->ngpio = gpios;
......
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