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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c')
-rw-r--r--ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c179
1 files changed, 0 insertions, 179 deletions
diff --git a/ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c b/ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c
deleted file mode 100644
index 38aa0027..00000000
--- a/ANDROID_3.4.5/drivers/video/backlight/hp680_bl.c
+++ /dev/null
@@ -1,179 +0,0 @@
-/*
- * Backlight Driver for HP Jornada 680
- *
- * Copyright (c) 2005 Andriy Skulysh
- *
- * Based on Sharp's Corgi Backlight Driver
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/spinlock.h>
-#include <linux/fb.h>
-#include <linux/backlight.h>
-
-#include <cpu/dac.h>
-#include <mach/hp6xx.h>
-#include <asm/hd64461.h>
-
-#define HP680_MAX_INTENSITY 255
-#define HP680_DEFAULT_INTENSITY 10
-
-static int hp680bl_suspended;
-static int current_intensity = 0;
-static DEFINE_SPINLOCK(bl_lock);
-
-static void hp680bl_send_intensity(struct backlight_device *bd)
-{
- unsigned long flags;
- u16 v;
- int intensity = bd->props.brightness;
-
- if (bd->props.power != FB_BLANK_UNBLANK)
- intensity = 0;
- if (bd->props.fb_blank != FB_BLANK_UNBLANK)
- intensity = 0;
- if (hp680bl_suspended)
- intensity = 0;
-
- spin_lock_irqsave(&bl_lock, flags);
- if (intensity && current_intensity == 0) {
- sh_dac_enable(DAC_LCD_BRIGHTNESS);
- v = inw(HD64461_GPBDR);
- v &= ~HD64461_GPBDR_LCDOFF;
- outw(v, HD64461_GPBDR);
- sh_dac_output(255-(u8)intensity, DAC_LCD_BRIGHTNESS);
- } else if (intensity == 0 && current_intensity != 0) {
- sh_dac_output(255-(u8)intensity, DAC_LCD_BRIGHTNESS);
- sh_dac_disable(DAC_LCD_BRIGHTNESS);
- v = inw(HD64461_GPBDR);
- v |= HD64461_GPBDR_LCDOFF;
- outw(v, HD64461_GPBDR);
- } else if (intensity) {
- sh_dac_output(255-(u8)intensity, DAC_LCD_BRIGHTNESS);
- }
- spin_unlock_irqrestore(&bl_lock, flags);
-
- current_intensity = intensity;
-}
-
-
-#ifdef CONFIG_PM
-static int hp680bl_suspend(struct platform_device *pdev, pm_message_t state)
-{
- struct backlight_device *bd = platform_get_drvdata(pdev);
-
- hp680bl_suspended = 1;
- hp680bl_send_intensity(bd);
- return 0;
-}
-
-static int hp680bl_resume(struct platform_device *pdev)
-{
- struct backlight_device *bd = platform_get_drvdata(pdev);
-
- hp680bl_suspended = 0;
- hp680bl_send_intensity(bd);
- return 0;
-}
-#else
-#define hp680bl_suspend NULL
-#define hp680bl_resume NULL
-#endif
-
-static int hp680bl_set_intensity(struct backlight_device *bd)
-{
- hp680bl_send_intensity(bd);
- return 0;
-}
-
-static int hp680bl_get_intensity(struct backlight_device *bd)
-{
- return current_intensity;
-}
-
-static const struct backlight_ops hp680bl_ops = {
- .get_brightness = hp680bl_get_intensity,
- .update_status = hp680bl_set_intensity,
-};
-
-static int __devinit hp680bl_probe(struct platform_device *pdev)
-{
- struct backlight_properties props;
- struct backlight_device *bd;
-
- memset(&props, 0, sizeof(struct backlight_properties));
- props.type = BACKLIGHT_RAW;
- props.max_brightness = HP680_MAX_INTENSITY;
- bd = backlight_device_register("hp680-bl", &pdev->dev, NULL,
- &hp680bl_ops, &props);
- if (IS_ERR(bd))
- return PTR_ERR(bd);
-
- platform_set_drvdata(pdev, bd);
-
- bd->props.brightness = HP680_DEFAULT_INTENSITY;
- hp680bl_send_intensity(bd);
-
- return 0;
-}
-
-static int hp680bl_remove(struct platform_device *pdev)
-{
- struct backlight_device *bd = platform_get_drvdata(pdev);
-
- bd->props.brightness = 0;
- bd->props.power = 0;
- hp680bl_send_intensity(bd);
-
- backlight_device_unregister(bd);
-
- return 0;
-}
-
-static struct platform_driver hp680bl_driver = {
- .probe = hp680bl_probe,
- .remove = hp680bl_remove,
- .suspend = hp680bl_suspend,
- .resume = hp680bl_resume,
- .driver = {
- .name = "hp680-bl",
- },
-};
-
-static struct platform_device *hp680bl_device;
-
-static int __init hp680bl_init(void)
-{
- int ret;
-
- ret = platform_driver_register(&hp680bl_driver);
- if (ret)
- return ret;
- hp680bl_device = platform_device_register_simple("hp680-bl", -1,
- NULL, 0);
- if (IS_ERR(hp680bl_device)) {
- platform_driver_unregister(&hp680bl_driver);
- return PTR_ERR(hp680bl_device);
- }
- return 0;
-}
-
-static void __exit hp680bl_exit(void)
-{
- platform_device_unregister(hp680bl_device);
- platform_driver_unregister(&hp680bl_driver);
-}
-
-module_init(hp680bl_init);
-module_exit(hp680bl_exit);
-
-MODULE_AUTHOR("Andriy Skulysh <askulysh@gmail.com>");
-MODULE_DESCRIPTION("HP Jornada 680 Backlight Driver");
-MODULE_LICENSE("GPL");