Message-Id: <201002191811.40731.hartleys@visionengravers.com>
Date:	Fri, 19 Feb 2010 18:11:40 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
Cc:	rpurdie@...ys.net
Subject: [PATCH] backlight: Kconfig cleanup

Cleanup the "depends on" logic by wrapping the affected config options in
appropriate if/endif blocks.  

Remove all the "default n" since that is the default default.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Richard Purdie <rpurdie@...ys.net>

---

diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index 09bfa96..904e284 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -8,12 +8,13 @@ menuconfig BACKLIGHT_LCD_SUPPORT
 	  Enable this to be able to choose the drivers for controlling the
 	  backlight and the LCD panel on some platforms, for example on PDAs.
 
+if BACKLIGHT_LCD_SUPPORT
+
 #
 # LCD
 #
 config LCD_CLASS_DEVICE
         tristate "Lowlevel LCD controls"
-	depends on BACKLIGHT_LCD_SUPPORT
 	default m
 	help
 	  This framework adds support for low-level control of LCD.
@@ -24,24 +25,25 @@ config LCD_CLASS_DEVICE
 	  To have support for your specific LCD panel you will have to
 	  select the proper drivers which depend on this option.
 
+if LCD_CLASS_DEVICE
+
 config LCD_CORGI
 	tristate "LCD Panel support for SHARP corgi/spitz model"
-	depends on LCD_CLASS_DEVICE && SPI_MASTER && PXA_SHARPSL
+	depends on SPI_MASTER && PXA_SHARPSL
 	help
 	  Say y here to support the LCD panels usually found on SHARP
 	  corgi (C7x0) and spitz (Cxx00) models.
 
 config LCD_LMS283GF05
 	tristate "Samsung LMS283GF05 LCD"
-	depends on LCD_CLASS_DEVICE && SPI_MASTER && GENERIC_GPIO
+	depends on SPI_MASTER && GENERIC_GPIO
 	help
 	  SPI driver for Samsung LMS283GF05. This provides basic support
 	  for powering the LCD up/down through a sysfs interface.
 
 config LCD_LTV350QV
 	tristate "Samsung LTV350QV LCD Panel"
-	depends on LCD_CLASS_DEVICE && SPI_MASTER
-	default n
+	depends on SPI_MASTER
 	help
 	  If you have a Samsung LTV350QV LCD panel, say y to include a
 	  power control driver for it.  The panel starts up in power
@@ -52,60 +54,54 @@ config LCD_LTV350QV
 
 config LCD_ILI9320
 	tristate
-	depends on LCD_CLASS_DEVICE && BACKLIGHT_LCD_SUPPORT
-	default n
 	help
 	  If you have a panel based on the ILI9320 controller chip
 	  then say y to include a power driver for it.
 
 config LCD_TDO24M
 	tristate "Toppoly TDO24M  and TDO35S LCD Panels support"
-	depends on LCD_CLASS_DEVICE && SPI_MASTER
-	default n
+	depends on SPI_MASTER
 	help
 	  If you have a Toppoly TDO24M/TDO35S series LCD panel, say y here to
 	  include the support for it.
 
 config LCD_VGG2432A4
 	tristate "VGG2432A4 LCM device support"
-	depends on BACKLIGHT_LCD_SUPPORT && LCD_CLASS_DEVICE && SPI_MASTER
+	depends on SPI_MASTER
 	select LCD_ILI9320
-	default n
 	help
 	  If you have a VGG2432A4 panel based on the ILI9320 controller chip
 	  then say y to include a power driver for it.
 
 config LCD_PLATFORM
 	tristate "Platform LCD controls"
-	depends on LCD_CLASS_DEVICE
 	help
 	  This driver provides a platform-device registered LCD power
 	  control interface.
 
 config LCD_TOSA
 	tristate "Sharp SL-6000 LCD Driver"
-	depends on LCD_CLASS_DEVICE && SPI
+	depends on SPI
 	depends on MACH_TOSA
-	default n
 	help
 	  If you have an Sharp SL-6000 Zaurus say Y to enable a driver
 	  for its LCD.
 
 config LCD_HP700
 	tristate "HP Jornada 700 series LCD Driver"
-	depends on LCD_CLASS_DEVICE
 	depends on SA1100_JORNADA720_SSP && !PREEMPT
 	default y
 	help
 	  If you have an HP Jornada 700 series handheld (710/720/728)
 	  say Y to enable LCD control driver.
 
+endif # LCD_CLASS_DEVICE
+
 #
 # Backlight
 #
 config BACKLIGHT_CLASS_DEVICE
         tristate "Lowlevel Backlight controls"
-	depends on BACKLIGHT_LCD_SUPPORT
 	default m
 	help
 	  This framework adds support for low-level control of the LCD
@@ -114,9 +110,11 @@ config BACKLIGHT_CLASS_DEVICE
 	  To have support for your specific LCD panel you will have to
 	  select the proper drivers which depend on this option.
 
+if BACKLIGHT_CLASS_DEVICE
+
 config BACKLIGHT_ATMEL_LCDC
 	bool "Atmel LCDC Contrast-as-Backlight control"
-	depends on BACKLIGHT_CLASS_DEVICE && FB_ATMEL
+	depends on FB_ATMEL
 	default y if MACH_SAM9261EK || MACH_SAM9G10EK || MACH_SAM9263EK
 	help
 	  This provides a backlight control internal to the Atmel LCDC
@@ -129,8 +127,7 @@ config BACKLIGHT_ATMEL_LCDC
 
 config BACKLIGHT_ATMEL_PWM
 	tristate "Atmel PWM backlight control"
-	depends on BACKLIGHT_CLASS_DEVICE && ATMEL_PWM
-	default n
+	depends on ATMEL_PWM
 	help
 	  Say Y here if you want to use the PWM peripheral in Atmel AT91 and
 	  AVR32 devices. This driver will need additional platform data to know
@@ -141,7 +138,6 @@ config BACKLIGHT_ATMEL_PWM
 
 config BACKLIGHT_GENERIC
 	tristate "Generic (aka Sharp Corgi) Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE
 	default y
 	help
 	  Say y to enable the generic platform backlight driver previously
@@ -150,7 +146,7 @@ config BACKLIGHT_GENERIC
 
 config BACKLIGHT_LOCOMO
 	tristate "Sharp LOCOMO LCD/Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && SHARP_LOCOMO
+	depends on SHARP_LOCOMO
 	default y
 	help
 	  If you have a Sharp Zaurus SL-5500 (Collie) or SL-5600 (Poodle) say y to
@@ -158,7 +154,7 @@ config BACKLIGHT_LOCOMO
 
 config BACKLIGHT_OMAP1
 	tristate "OMAP1 PWL-based LCD Backlight"
-	depends on BACKLIGHT_CLASS_DEVICE && ARCH_OMAP1
+	depends on ARCH_OMAP1
 	default y
 	help
 	  This driver controls the LCD backlight level and power for
@@ -167,7 +163,7 @@ config BACKLIGHT_OMAP1
 
 config BACKLIGHT_HP680
 	tristate "HP Jornada 680 Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && SH_HP6XX
+	depends on SH_HP6XX
 	default y
 	help
 	  If you have a HP Jornada 680, say y to enable the
@@ -175,7 +171,6 @@ config BACKLIGHT_HP680
 
 config BACKLIGHT_HP700
 	tristate "HP Jornada 700 series Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE
 	depends on SA1100_JORNADA720_SSP && !PREEMPT
 	default y
 	help
@@ -184,69 +179,64 @@ config BACKLIGHT_HP700
 
 config BACKLIGHT_PROGEAR
 	tristate "Frontpath ProGear Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && PCI && X86
-	default n
+	depends on PCI && X86
 	help
 	  If you have a Frontpath ProGear say Y to enable the
 	  backlight driver.
 
 config BACKLIGHT_CARILLO_RANCH
 	tristate "Intel Carillo Ranch Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && LCD_CLASS_DEVICE && PCI && X86 && FB_LE80578
-	default n
+	depends on LCD_CLASS_DEVICE && PCI && X86 && FB_LE80578
 	help
 	  If you have a Intel LE80578 (Carillo Ranch) say Y to enable the
 	  backlight driver.
 
 config BACKLIGHT_PWM
 	tristate "Generic PWM based Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && HAVE_PWM
+	depends on HAVE_PWM
 	help
 	  If you have a LCD backlight adjustable by PWM, say Y to enable
 	  this driver.
 
 config BACKLIGHT_DA903X
 	tristate "Backlight Driver for DA9030/DA9034 using WLED"
-	depends on BACKLIGHT_CLASS_DEVICE && PMIC_DA903X
+	depends on PMIC_DA903X
 	help
 	  If you have a LCD backlight connected to the WLED output of DA9030
 	  or DA9034 WLED output, say Y here to enable this driver.
 
 config BACKLIGHT_MBP_NVIDIA
        tristate "MacBook Pro Nvidia Backlight Driver"
-       depends on BACKLIGHT_CLASS_DEVICE && X86
-       default n
+       depends on X86
        help
          If you have an Apple Macbook Pro with Nvidia graphics hardware say Y
 	 to enable a driver for its backlight
 
 config BACKLIGHT_TOSA
 	tristate "Sharp SL-6000 Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && I2C
+	depends on I2C
 	depends on MACH_TOSA && LCD_TOSA
-	default n
 	help
 	  If you have an Sharp SL-6000 Zaurus say Y to enable a driver
 	  for its backlight
 
 config BACKLIGHT_SAHARA
 	tristate "Tabletkiosk Sahara Touch-iT Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && X86
-	default n
+	depends on X86
 	help
 	  If you have a Tabletkiosk Sahara Touch-iT, say y to enable the
 	  backlight driver.
 
 config BACKLIGHT_WM831X
 	tristate "WM831x PMIC Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && MFD_WM831X
+	depends on MFD_WM831X
 	help
 	  If you have a backlight driven by the ISINK and DCDC of a
 	  WM831x PMIC say y to enable the backlight driver for it.
 
 config BACKLIGHT_ADX
 	tristate "Avionic Design Xanthos Backlight Driver"
-	depends on BACKLIGHT_CLASS_DEVICE && ARCH_PXA_ADX
+	depends on ARCH_PXA_ADX
 	default y
 	help
 	  Say Y to enable the backlight driver on Avionic Design Xanthos-based
@@ -254,7 +244,7 @@ config BACKLIGHT_ADX
 
 config BACKLIGHT_ADP5520
 	tristate "Backlight Driver for ADP5520/ADP5501 using WLED"
-	depends on BACKLIGHT_CLASS_DEVICE && PMIC_ADP5520
+	depends on PMIC_ADP5520
 	help
 	  If you have a LCD backlight connected to the BST/BL_SNK output of
 	  ADP5520 or ADP5501, say Y here to enable this driver.
@@ -262,3 +252,6 @@ config BACKLIGHT_ADP5520
 	  To compile this driver as a module, choose M here: the module will
 	  be called adp5520_bl.
 
+endif # BACKLIGHT_CLASS_DEVICE
+
+endif # BACKLIGHT_LCD_SUPPORT
--
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