svn commit: r300787 - head/sys/dev/gpio

[Ian Lepore]

Author: ian
Date: Thu May 26 22:35:52 2016
New Revision: 300787
URL: https://svnweb.freebsd.org/changeset/base/300787

Log:
  Add a convenience function to get a gpio pin's capabilties.

Modified:
  head/sys/dev/gpio/gpiobusvar.h
  head/sys/dev/gpio/ofw_gpiobus.c

Modified: head/sys/dev/gpio/gpiobusvar.h
==============================================================================
--- head/sys/dev/gpio/gpiobusvar.h	Thu May 26 22:34:25 2016	(r300786)
+++ head/sys/dev/gpio/gpiobusvar.h	Thu May 26 22:35:52 2016	(r300787)
@@ -123,6 +123,7 @@ int gpio_pin_get_by_ofw_idx(device_t con
 int gpio_pin_get_by_ofw_property(device_t consumer, phandle_t node,
     char *name, gpio_pin_t *gpio);
 void gpio_pin_release(gpio_pin_t gpio);
+int gpio_pin_getcaps(gpio_pin_t pin, uint32_t *caps);
 int gpio_pin_is_active(gpio_pin_t pin, bool *active);
 int gpio_pin_set_active(gpio_pin_t pin, bool active);
 int gpio_pin_setflags(gpio_pin_t pin, uint32_t flags);

Modified: head/sys/dev/gpio/ofw_gpiobus.c
==============================================================================
--- head/sys/dev/gpio/ofw_gpiobus.c	Thu May 26 22:34:25 2016	(r300786)
+++ head/sys/dev/gpio/ofw_gpiobus.c	Thu May 26 22:35:52 2016	(r300787)
@@ -155,6 +155,15 @@ gpio_pin_release(gpio_pin_t gpio)
 }
 
 int
+gpio_pin_getcaps(gpio_pin_t pin, uint32_t *caps)
+{
+
+	KASSERT(pin != NULL, ("GPIO pin is NULL."));
+	KASSERT(pin->dev != NULL, ("GPIO pin device is NULL."));
+	return (GPIO_PIN_GETCAPS(pin->dev, pin->pin, caps));
+}
+
+int
 gpio_pin_is_active(gpio_pin_t pin, bool *active)
 {
 	int rv;