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authorLinus Torvalds <torvalds@linux-foundation.org>2015-07-02 05:09:11 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-07-02 05:09:11 +0300
commit13d45f79a2af84de9083310db58b309a61065208 (patch)
tree06968d83ed6e5e23e1f729cf6f096f9a79f14f72 /include/linux
parent05fde26a943a9c55d8b498d97bb49d3d207e5069 (diff)
parentb67893206fc0a0e8af87130e67f3d8ae553fc87c (diff)
downloadlinux-13d45f79a2af84de9083310db58b309a61065208.tar.xz
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds
Pull LED subsystem updates from Bryan Wu: "In this cycle, we finished to merge patches for LED Flash class driver. Other than that we have some bug fixes and new drivers for LED controllers" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: (33 commits) leds:lp55xx: fix firmware loading error leds: fix max77693-led build errors leds: fix aat1290 build errors leds: aat1290: pass flags parameter to devm_gpiod_get leds: ktd2692: pass flags parameter to devm_gpiod_get drivers/leds: don't use module_init in non-modular leds-cobalt-raq.c leds: aat1290: add support for V4L2 Flash sub-device DT: aat1290: Document handling external strobe sources leds: max77693: add support for V4L2 Flash sub-device media: Add registration helpers for V4L2 flash sub-devices v4l: async: Add a pointer to of_node to struct v4l2_subdev, match it Documentation: leds: Add description of v4l2-flash sub-device leds: add BCM6358 LED driver leds: add DT binding for BCM6358 LED controller leds: fix brightness changing when software blinking is active Documentation: leds-lp5523: describe master fader attributes leds: lp5523: add master_fader support leds: leds-gpio: Allow compile test if !GPIOLIB leds: leds-gpio: Add missing #include <linux/of.h> gpiolib: Add missing dummies for the unified device properties interface ...
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/gpio/consumer.h15
-rw-r--r--include/linux/leds.h25
2 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h
index fd098169fe87..adac255aee86 100644
--- a/include/linux/gpio/consumer.h
+++ b/include/linux/gpio/consumer.h
@@ -407,6 +407,21 @@ static inline int desc_to_gpio(const struct gpio_desc *desc)
return -EINVAL;
}
+/* Child properties interface */
+struct fwnode_handle;
+
+static inline struct gpio_desc *fwnode_get_named_gpiod(
+ struct fwnode_handle *fwnode, const char *propname)
+{
+ return ERR_PTR(-ENOSYS);
+}
+
+static inline struct gpio_desc *devm_get_gpiod_from_child(
+ struct device *dev, const char *con_id, struct fwnode_handle *child)
+{
+ return ERR_PTR(-ENOSYS);
+}
+
#endif /* CONFIG_GPIOLIB */
/*
diff --git a/include/linux/leds.h b/include/linux/leds.h
index 9a2b000094cf..b122eeafb5dc 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -12,6 +12,7 @@
#ifndef __LINUX_LEDS_H_INCLUDED
#define __LINUX_LEDS_H_INCLUDED
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rwsem.h>
@@ -222,6 +223,11 @@ struct led_trigger {
struct list_head next_trig;
};
+ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count);
+ssize_t led_trigger_show(struct device *dev, struct device_attribute *attr,
+ char *buf);
+
/* Registration functions for complex triggers */
extern int led_trigger_register(struct led_trigger *trigger);
extern void led_trigger_unregister(struct led_trigger *trigger);
@@ -238,6 +244,16 @@ extern void led_trigger_blink_oneshot(struct led_trigger *trigger,
unsigned long *delay_on,
unsigned long *delay_off,
int invert);
+extern void led_trigger_set_default(struct led_classdev *led_cdev);
+extern void led_trigger_set(struct led_classdev *led_cdev,
+ struct led_trigger *trigger);
+extern void led_trigger_remove(struct led_classdev *led_cdev);
+
+static inline void *led_get_trigger_data(struct led_classdev *led_cdev)
+{
+ return led_cdev->trigger_data;
+}
+
/**
* led_trigger_rename_static - rename a trigger
* @name: the new trigger name
@@ -267,6 +283,15 @@ static inline void led_trigger_register_simple(const char *name,
static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
static inline void led_trigger_event(struct led_trigger *trigger,
enum led_brightness event) {}
+static inline void led_trigger_set_default(struct led_classdev *led_cdev) {}
+static inline void led_trigger_set(struct led_classdev *led_cdev,
+ struct led_trigger *trigger) {}
+static inline void led_trigger_remove(struct led_classdev *led_cdev) {}
+static inline void *led_get_trigger_data(struct led_classdev *led_cdev)
+{
+ return NULL;
+}
+
#endif /* CONFIG_LEDS_TRIGGERS */
/* Trigger specific functions */