[PATCH 15/18] gpio: mockup: implement gpio_mockup_set_multiple()

Bartosz Golaszewski
2017-11-27T10:50:30Z

Implement the set_multiple() callback and register it with the gpiolib
framework. This is only meant to also test the internal kernel API.

Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
---
drivers/gpio/gpio-mockup.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index dfb9ee03a2f0..cbc823e43151 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -96,6 +96,16 @@ static void gpio_mockup_set(struct gpio_chip *gc,
chip->lines[offset].value = !!value;
}

+static void gpio_mockup_set_multiple(struct gpio_chip *gc,
+ unsigned long *mask, unsigned long *bits)
+{
+ unsigned int bit;
+
+ for_each_set_bit(bit, mask, gc->ngpio)
+ gpio_mockup_set(gc, bit, test_bit(bit, bits));
+
+}
+
static int gpio_mockup_dirout(struct gpio_chip *gc,
unsigned int offset, int value)
{
@@ -269,6 +279,7 @@ static int gpio_mockup_probe(struct platform_device *pdev)
gc->parent = dev;
gc->get = gpio_mockup_get;
gc->set = gpio_mockup_set;
+ gc->set_multiple = gpio_mockup_set_multiple;
gc->direction_output = gpio_mockup_dirout;
gc->direction_input = gpio_mockup_dirin;
gc->get_direction = gpio_mockup_get_direction;
--
2.15.0