linux-kernel - [PATCH 4/4] backlight: vgg2432a4: add missing const

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Date:	Tue, 23 Oct 2012 13:21:17 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>,
	'LKML' <linux-kernel@...r.kernel.org>
Cc:	'Richard Purdie' <rpurdie@...ys.net>,
	'Ben Dooks' <ben-linux@...ff.org>,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 4/4] backlight: vgg2432a4: add missing const

Add 'const' to static array that was missing it in its
definition. Also, 'const' is added to ili9320_write_regs(),
because it is called by vgg2432a4 driver.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
Cc: Ben Dooks <ben-linux@...ff.org>
Cc: Richard Purdie <rpurdie@...ys.net>
---
 drivers/video/backlight/ili9320.c   |    2 +-
 drivers/video/backlight/ili9320.h   |    2 +-
 drivers/video/backlight/vgg2432a4.c |    8 ++++----
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/video/backlight/ili9320.c b/drivers/video/backlight/ili9320.c
index 9327cd1..8ec9484 100644
--- a/drivers/video/backlight/ili9320.c
+++ b/drivers/video/backlight/ili9320.c
@@ -60,7 +60,7 @@ int ili9320_write(struct ili9320 *ili, unsigned int reg, unsigned int value)
 EXPORT_SYMBOL_GPL(ili9320_write);
 
 int ili9320_write_regs(struct ili9320 *ili,
-		       struct ili9320_reg *values,
+		       const struct ili9320_reg *values,
 		       int nr_values)
 {
 	int index;
diff --git a/drivers/video/backlight/ili9320.h b/drivers/video/backlight/ili9320.h
index e388eca..e0db738 100644
--- a/drivers/video/backlight/ili9320.h
+++ b/drivers/video/backlight/ili9320.h
@@ -63,7 +63,7 @@ extern int ili9320_write(struct ili9320 *ili,
 			 unsigned int reg, unsigned int value);
 
 extern int ili9320_write_regs(struct ili9320 *ili,
-			      struct ili9320_reg *values,
+			      const struct ili9320_reg *values,
 			      int nr_values);
 
 /* Device probe */
diff --git a/drivers/video/backlight/vgg2432a4.c b/drivers/video/backlight/vgg2432a4.c
index b617fae..38c4bb1 100644
--- a/drivers/video/backlight/vgg2432a4.c
+++ b/drivers/video/backlight/vgg2432a4.c
@@ -26,7 +26,7 @@
 
 /* Device initialisation sequences */
 
-static struct ili9320_reg vgg_init1[] = {
+static const struct ili9320_reg vgg_init1[] = {
 	{
 		.address = ILI9320_POWER1,
 		.value	 = ILI9320_POWER1_AP(0) | ILI9320_POWER1_BT(0),
@@ -43,7 +43,7 @@ static struct ili9320_reg vgg_init1[] = {
 	},
 };
 
-static struct ili9320_reg vgg_init2[] = {
+static const struct ili9320_reg vgg_init2[] = {
 	{
 		.address = ILI9320_POWER1,
 		.value   = (ILI9320_POWER1_AP(3) | ILI9320_POWER1_APE |
@@ -54,7 +54,7 @@ static struct ili9320_reg vgg_init2[] = {
 	}
 };
 
-static struct ili9320_reg vgg_gamma[] = {
+static const struct ili9320_reg vgg_gamma[] = {
 	{
 		.address = ILI9320_GAMMA1,
 		.value	 = 0x0000,
@@ -89,7 +89,7 @@ static struct ili9320_reg vgg_gamma[] = {
 
 };
 
-static struct ili9320_reg vgg_init0[] = {
+static const struct ili9320_reg vgg_init0[] = {
 	[0]	= {
 		/* set direction and scan mode gate */
 		.address = ILI9320_DRIVER,
-- 
1.7.1


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