linux-kernel - [PATCH v4 2/5] leds-lm3530: replace i2c_client with led

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Message-ID: <B567DBAB974C0544994013492B949F8E3812ED44A7@EXMAIL03.scwf.nsc.com>
Date:	Mon, 6 Feb 2012 21:13:58 -0800
From:	"Kim, Milo" <Milo.Kim@...com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
cc:	"Linus Walleij" <linus.walleij@...aro.org>,
	"shreshthakumar.sahu@...ricsson.com" 
	<shreshthakumar.sahu@...ricsson.com>,
	"rpurdie@...ys.net" <rpurdie@...ys.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH v4 2/5] leds-lm3530: replace i2c_client with
 led_classdev

To get members of lm3530_data, use 'struct led_classdev' rather than
'struct i2c_client'.

* patch base version : kernel 3.2.4

Signed-off-by: Milo(Woogyom) Kim <milo.kim@...com>
---
 drivers/leds/leds-lm3530.c |   15 +++++++--------
 1 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/drivers/leds/leds-lm3530.c b/drivers/leds/leds-lm3530.c
index 1c3eb81..8886959 100644
--- a/drivers/leds/leds-lm3530.c
+++ b/drivers/leds/leds-lm3530.c
@@ -297,9 +297,9 @@ static void lm3530_brightness_set(struct led_classdev *led_cdev,
 static ssize_t lm3530_mode_get(struct device *dev,
 		struct device_attribute *attr, char *buf)
 {
-	struct i2c_client *client = container_of(
-					dev->parent, struct i2c_client, dev);
-	struct lm3530_data *drvdata = i2c_get_clientdata(client);
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct lm3530_data *drvdata =
+	    container_of(led_cdev, struct lm3530_data, led_dev);
 	int i, len = 0;
 
 	for (i = 0; i < ARRAY_SIZE(mode_map); i++)
@@ -316,11 +316,10 @@ static ssize_t lm3530_mode_get(struct device *dev,
 static ssize_t lm3530_mode_set(struct device *dev, struct device_attribute
 				   *attr, const char *buf, size_t size)
 {
-	int err;
-	struct i2c_client *client = container_of(
-					dev->parent, struct i2c_client, dev);
-	struct lm3530_data *drvdata = i2c_get_clientdata(client);
-	int mode;
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct lm3530_data *drvdata =
+	    container_of(led_cdev, struct lm3530_data, led_dev);
+	int mode, err;
 
 	mode = lm3530_get_mode_from_str(buf);
 	if (mode < 0) {
-- 
1.7.4.1


Best Regards,
Milo (Woogyom) Kim
Texas Instruments Incorporated




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