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authorRichard Purdie <rpurdie@linux.intel.com>2009-01-08 20:52:37 +0000
committerRichard Purdie <rpurdie@linux.intel.com>2009-01-08 20:52:37 +0000
commitd00ba726725c6f41e43df00f83e484ba8f9fac5c (patch)
tree1f8db4a4091da667c7fa8d328d2ad0d9fb9a89ab /drivers/video
parentf4f6bda00fc6bf995a35d8246db45aacaa9b3f09 (diff)
downloadlinux-d00ba726725c6f41e43df00f83e484ba8f9fac5c.tar.gz
backlight: Rename the corgi backlight driver to generic
The corgi backlight driver is really generic code. This rename makes
this a lot clearer and completes the partial rename made a while ago.

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/backlight/Kconfig11
-rw-r--r--drivers/video/backlight/Makefile2
-rw-r--r--drivers/video/backlight/corgi_bl.c148
-rw-r--r--drivers/video/backlight/generic_bl.c147
4 files changed, 152 insertions, 156 deletions
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index 7ee2313ed6b8..72facb9eb7db 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -123,17 +123,14 @@ config BACKLIGHT_ATMEL_PWM
 	  To compile this driver as a module, choose M here: the module will be
 	  called atmel-pwm-bl.
 
-config BACKLIGHT_CORGI
-	tristate "Generic (aka Sharp Corgi) Backlight Driver (DEPRECATED)"
+config BACKLIGHT_GENERIC
+	tristate "Generic (aka Sharp Corgi) Backlight Driver"
 	depends on BACKLIGHT_CLASS_DEVICE
-	default n
+	default y
 	help
 	  Say y to enable the generic platform backlight driver previously
 	  known as the Corgi backlight driver. If you have a Sharp Zaurus
-	  SL-C7xx, SL-Cxx00 or SL-6000x say y. Most users can say n.
-
-	  Note: this driver is marked as deprecated, try enable SPI and
-	  use the new corgi_lcd driver with integrated backlight control
+	  SL-C7xx, SL-Cxx00 or SL-6000x say y.
 
 config BACKLIGHT_LOCOMO
 	tristate "Sharp LOCOMO LCD/Backlight Driver"
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 103427de6703..363b3cb2f01b 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -11,7 +11,7 @@ obj-$(CONFIG_LCD_TOSA)		   += tosa_lcd.o
 
 obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o
 obj-$(CONFIG_BACKLIGHT_ATMEL_PWM)    += atmel-pwm-bl.o
-obj-$(CONFIG_BACKLIGHT_CORGI)	+= corgi_bl.o
+obj-$(CONFIG_BACKLIGHT_GENERIC)	+= generic_bl.o
 obj-$(CONFIG_BACKLIGHT_HP680)	+= hp680_bl.o
 obj-$(CONFIG_BACKLIGHT_LOCOMO)	+= locomolcd.o
 obj-$(CONFIG_BACKLIGHT_OMAP1)	+= omap1_bl.o
diff --git a/drivers/video/backlight/corgi_bl.c b/drivers/video/backlight/corgi_bl.c
deleted file mode 100644
index c6abf51ee3e0..000000000000
--- a/drivers/video/backlight/corgi_bl.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- *  Backlight Driver for Sharp Zaurus Handhelds (various models)
- *
- *  Copyright (c) 2004-2006 Richard Purdie
- *
- *  Based on Sharp's 2.4 Backlight Driver
- *
- *  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
- *  published by the Free Software Foundation.
- *
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/mutex.h>
-#include <linux/fb.h>
-#include <linux/backlight.h>
-
-static int corgibl_intensity;
-static struct backlight_properties corgibl_data;
-static struct backlight_device *corgi_backlight_device;
-static struct generic_bl_info *bl_machinfo;
-
-/* Flag to signal when the battery is low */
-#define CORGIBL_BATTLOW       BL_CORE_DRIVER1
-
-static int corgibl_send_intensity(struct backlight_device *bd)
-{
-	int intensity = bd->props.brightness;
-
-	if (bd->props.power != FB_BLANK_UNBLANK)
-		intensity = 0;
-	if (bd->props.state & BL_CORE_FBBLANK)
-		intensity = 0;
-	if (bd->props.state & BL_CORE_SUSPENDED)
-		intensity = 0;
-	if (bd->props.state & CORGIBL_BATTLOW)
-		intensity &= bl_machinfo->limit_mask;
-
-	bl_machinfo->set_bl_intensity(intensity);
-
-	corgibl_intensity = intensity;
-
-	if (bl_machinfo->kick_battery)
-		bl_machinfo->kick_battery();
-
-	return 0;
-}
-
-static int corgibl_get_intensity(struct backlight_device *bd)
-{
-	return corgibl_intensity;
-}
-
-/*
- * Called when the battery is low to limit the backlight intensity.
- * If limit==0 clear any limit, otherwise limit the intensity
- */
-void corgibl_limit_intensity(int limit)
-{
-	struct backlight_device *bd = corgi_backlight_device;
-
-	mutex_lock(&bd->ops_lock);
-	if (limit)
-		bd->props.state |= CORGIBL_BATTLOW;
-	else
-		bd->props.state &= ~CORGIBL_BATTLOW;
-	backlight_update_status(corgi_backlight_device);
-	mutex_unlock(&bd->ops_lock);
-}
-EXPORT_SYMBOL(corgibl_limit_intensity);
-
-
-static struct backlight_ops corgibl_ops = {
-	.options = BL_CORE_SUSPENDRESUME,
-	.get_brightness = corgibl_get_intensity,
-	.update_status  = corgibl_send_intensity,
-};
-
-static int corgibl_probe(struct platform_device *pdev)
-{
-	struct generic_bl_info *machinfo = pdev->dev.platform_data;
-	const char *name = "generic-bl";
-
-	bl_machinfo = machinfo;
-	if (!machinfo->limit_mask)
-		machinfo->limit_mask = -1;
-
-	if (machinfo->name)
-		name = machinfo->name;
-
-	corgi_backlight_device = backlight_device_register (name,
-		&pdev->dev, NULL, &corgibl_ops);
-	if (IS_ERR (corgi_backlight_device))
-		return PTR_ERR (corgi_backlight_device);
-
-	platform_set_drvdata(pdev, corgi_backlight_device);
-
-	corgi_backlight_device->props.max_brightness = machinfo->max_intensity;
-	corgi_backlight_device->props.power = FB_BLANK_UNBLANK;
-	corgi_backlight_device->props.brightness = machinfo->default_intensity;
-	backlight_update_status(corgi_backlight_device);
-
-	printk("Corgi Backlight Driver Initialized.\n");
-	return 0;
-}
-
-static int corgibl_remove(struct platform_device *pdev)
-{
-	struct backlight_device *bd = platform_get_drvdata(pdev);
-
-	corgibl_data.power = 0;
-	corgibl_data.brightness = 0;
-	backlight_update_status(bd);
-
-	backlight_device_unregister(bd);
-
-	printk("Corgi Backlight Driver Unloaded\n");
-	return 0;
-}
-
-static struct platform_driver corgibl_driver = {
-	.probe		= corgibl_probe,
-	.remove		= corgibl_remove,
-	.driver		= {
-		.name	= "generic-bl",
-	},
-};
-
-static int __init corgibl_init(void)
-{
-	return platform_driver_register(&corgibl_driver);
-}
-
-static void __exit corgibl_exit(void)
-{
-	platform_driver_unregister(&corgibl_driver);
-}
-
-module_init(corgibl_init);
-module_exit(corgibl_exit);
-
-MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
-MODULE_DESCRIPTION("Corgi Backlight Driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/video/backlight/generic_bl.c b/drivers/video/backlight/generic_bl.c
new file mode 100644
index 000000000000..6d27f62fdcd0
--- /dev/null
+++ b/drivers/video/backlight/generic_bl.c
@@ -0,0 +1,147 @@
+/*
+ *  Generic Backlight Driver
+ *
+ *  Copyright (c) 2004-2008 Richard Purdie
+ *
+ *  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
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mutex.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+
+static int genericbl_intensity;
+static struct backlight_device *generic_backlight_device;
+static struct generic_bl_info *bl_machinfo;
+
+/* Flag to signal when the battery is low */
+#define GENERICBL_BATTLOW       BL_CORE_DRIVER1
+
+static int genericbl_send_intensity(struct backlight_device *bd)
+{
+	int intensity = bd->props.brightness;
+
+	if (bd->props.power != FB_BLANK_UNBLANK)
+		intensity = 0;
+	if (bd->props.state & BL_CORE_FBBLANK)
+		intensity = 0;
+	if (bd->props.state & BL_CORE_SUSPENDED)
+		intensity = 0;
+	if (bd->props.state & GENERICBL_BATTLOW)
+		intensity &= bl_machinfo->limit_mask;
+
+	bl_machinfo->set_bl_intensity(intensity);
+
+	genericbl_intensity = intensity;
+
+	if (bl_machinfo->kick_battery)
+		bl_machinfo->kick_battery();
+
+	return 0;
+}
+
+static int genericbl_get_intensity(struct backlight_device *bd)
+{
+	return genericbl_intensity;
+}
+
+/*
+ * Called when the battery is low to limit the backlight intensity.
+ * If limit==0 clear any limit, otherwise limit the intensity
+ */
+void corgibl_limit_intensity(int limit)
+{
+	struct backlight_device *bd = generic_backlight_device;
+
+	mutex_lock(&bd->ops_lock);
+	if (limit)
+		bd->props.state |= GENERICBL_BATTLOW;
+	else
+		bd->props.state &= ~GENERICBL_BATTLOW;
+	backlight_update_status(generic_backlight_device);
+	mutex_unlock(&bd->ops_lock);
+}
+EXPORT_SYMBOL(corgibl_limit_intensity);
+
+static struct backlight_ops genericbl_ops = {
+	.options = BL_CORE_SUSPENDRESUME,
+	.get_brightness = genericbl_get_intensity,
+	.update_status  = genericbl_send_intensity,
+};
+
+static int genericbl_probe(struct platform_device *pdev)
+{
+	struct generic_bl_info *machinfo = pdev->dev.platform_data;
+	const char *name = "generic-bl";
+	struct backlight_device *bd;
+
+	bl_machinfo = machinfo;
+	if (!machinfo->limit_mask)
+		machinfo->limit_mask = -1;
+
+	if (machinfo->name)
+		name = machinfo->name;
+
+	bd = backlight_device_register (name,
+		&pdev->dev, NULL, &genericbl_ops);
+	if (IS_ERR (bd))
+		return PTR_ERR (bd);
+
+	platform_set_drvdata(pdev, bd);
+
+	bd->props.max_brightness = machinfo->max_intensity;
+	bd->props.power = FB_BLANK_UNBLANK;
+	bd->props.brightness = machinfo->default_intensity;
+	backlight_update_status(bd);
+
+	generic_backlight_device = bd;
+
+	printk("Generic Backlight Driver Initialized.\n");
+	return 0;
+}
+
+static int genericbl_remove(struct platform_device *pdev)
+{
+	struct backlight_device *bd = platform_get_drvdata(pdev);
+
+	bd->props.power = 0;
+	bd->props.brightness = 0;
+	backlight_update_status(bd);
+
+	backlight_device_unregister(bd);
+
+	printk("Generic Backlight Driver Unloaded\n");
+	return 0;
+}
+
+static struct platform_driver genericbl_driver = {
+	.probe		= genericbl_probe,
+	.remove		= genericbl_remove,
+	.driver		= {
+		.name	= "generic-bl",
+	},
+};
+
+static int __init genericbl_init(void)
+{
+	return platform_driver_register(&genericbl_driver);
+}
+
+static void __exit genericbl_exit(void)
+{
+	platform_driver_unregister(&genericbl_driver);
+}
+
+module_init(genericbl_init);
+module_exit(genericbl_exit);
+
+MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
+MODULE_DESCRIPTION("Generic Backlight Driver");
+MODULE_LICENSE("GPL");