backlight: corgi_lcd: fix checkpatch error and warning

This patch fixes the checkpatch error and warning as below:

  WARNING: please, no space before tabs
  WARNING: quoted string split across lines
  ERROR: space required before the open parenthesis '('
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/video/backlight/corgi_lcd.c

@@ -6,8 +6,8 @@
  *  Based on Sharp's 2.4 Backlight Driver
  *
  *  Copyright (c) 2008 Marvell International Ltd.
- *  	Converted to SPI device based LCD/Backlight device driver
- *  	by Eric Miao <eric.miao@marvell.com>
+ *	Converted to SPI device based LCD/Backlight device driver
+ *	by Eric Miao <eric.miao@marvell.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
@@ -192,7 +192,7 @@ static void lcdtg_set_phadadj(struct corgi_lcd *lcd, int mode)
 {
 	int adj;
 
-	switch(mode) {
+	switch (mode) {
 	case CORGI_LCD_MODE_VGA:
 		/* Setting for VGA */
 		adj = sharpsl_param.phadadj;
@@ -495,8 +495,9 @@ static int setup_gpio_backlight(struct corgi_lcd *lcd,
 		err = devm_gpio_request(&spi->dev, pdata->gpio_backlight_on,
 					"BL_ON");
 		if (err) {
-			dev_err(&spi->dev, "failed to request GPIO%d for "
-				"backlight_on\n", pdata->gpio_backlight_on);
+			dev_err(&spi->dev,
+				"failed to request GPIO%d for backlight_on\n",
+				pdata->gpio_backlight_on);
 			return err;
 		}
 
@@ -508,8 +509,9 @@ static int setup_gpio_backlight(struct corgi_lcd *lcd,
 		err = devm_gpio_request(&spi->dev, pdata->gpio_backlight_cont,
 					"BL_CONT");
 		if (err) {
-			dev_err(&spi->dev, "failed to request GPIO%d for "
-				"backlight_cont\n", pdata->gpio_backlight_cont);
+			dev_err(&spi->dev,
+				"failed to request GPIO%d for backlight_cont\n",
+				pdata->gpio_backlight_cont);
 			return err;
 		}