From: Randy Dunlap <rdunlap@infradead.org>
Date: Mon, 3 Sep 2018 19:55:30 +0000 (-0700)
Subject: gpio: fix kernel-doc notation warning for 'request_key'
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=02ad0437decf2e5dba975c23b1a89775f4b211e1;p=openwrt%2Fstaging%2Fblogic.git

gpio: fix kernel-doc notation warning for 'request_key'

Fix kernel-doc warning for missing struct member 'request_key':

../include/linux/gpio/driver.h:142: warning: Function parameter or member 'request_key' not described in 'gpio_irq_chip'

Fixes: 39c3fd58952d ("kernel/irq: Extend lockdep class for request mutex")

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index 0ea328e71ec9..4a4f410b5285 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -66,9 +66,15 @@ struct gpio_irq_chip {
 	/**
 	 * @lock_key:
 	 *
-	 * Per GPIO IRQ chip lockdep classes.
+	 * Per GPIO IRQ chip lockdep class for IRQ lock.
 	 */
 	struct lock_class_key *lock_key;
+
+	/**
+	 * @request_key:
+	 *
+	 * Per GPIO IRQ chip lockdep class for IRQ request.
+	 */
 	struct lock_class_key *request_key;
 
 	/**