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authorDave Airlie <airlied@redhat.com>2026-09-26 07:57:59 +1000
committerDave Airlie <airlied@redhat.com>2026-09-26 07:58:24 +1000
commita9ed3aa9b87ee41e8ab3ff471b1331c154767e45 (patch)
treecc62d74e0eb4905246978674461e78e2f9df2afd /drivers/leds/leds.h
downloadlinux-stable-a9ed3aa9b87ee41e8ab3ff471b1331c154767e45.tar.gz
linux-stable-a9ed3aa9b87ee41e8ab3ff471b1331c154767e45.zip
Merge tag 'drm-misc-fixes-2026-09-24' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixesgrafted
A number of fixes: - bridge: - samsung-dsim: fix GPIO lifetime - client: Null pointer dereference fix - imagination: error handling fix, page handling fix - nouveau: fix reference leaks, double-frees, out-of-bounds accesses, use-after-frees, don't reject config without SCDC, a number of workarounds - virtio: fix memory leak, reference leaks, null pointer dereference, add pixel blend mode, cache coherency fix Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <self@mripard.dev> Link: https://patch.msgid.link/arU22zzqUGDEco1y@houat
Diffstat (limited to 'drivers/leds/leds.h')
-rw-r--r--drivers/leds/leds.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/leds/leds.h b/drivers/leds/leds.h
new file mode 100644
index 000000000..bee46651e
--- /dev/null
+++ b/drivers/leds/leds.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * LED Core
+ *
+ * Copyright 2005 Openedhand Ltd.
+ *
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ */
+#ifndef __LEDS_H_INCLUDED
+#define __LEDS_H_INCLUDED
+
+#include <linux/rwsem.h>
+#include <linux/leds.h>
+
+static inline int led_get_brightness(struct led_classdev *led_cdev)
+{
+ return led_cdev->brightness;
+}
+
+void led_init_core(struct led_classdev *led_cdev);
+void led_stop_software_blink(struct led_classdev *led_cdev);
+void led_set_brightness_nopm(struct led_classdev *led_cdev, unsigned int value);
+void led_set_brightness_nosleep(struct led_classdev *led_cdev, unsigned int value);
+ssize_t led_trigger_read(struct file *filp, struct kobject *kobj,
+ const struct bin_attribute *attr, char *buf,
+ loff_t pos, size_t count);
+ssize_t led_trigger_write(struct file *filp, struct kobject *kobj,
+ const struct bin_attribute *bin_attr, char *buf,
+ loff_t pos, size_t count);
+
+extern struct rw_semaphore leds_list_lock;
+extern struct list_head leds_list;
+
+#endif /* __LEDS_H_INCLUDED */