From 1145be3283ecd1ec38fe02d96f085c1aa1aec10b Mon Sep 17 00:00:00 2001
From: =?utf8?q?Mathieu=20B=C3=A9rard?= <mathieu.berard@crans.org>
Date: Wed, 31 Jan 2007 21:21:37 +0000
Subject: [PATCH] * Add support for 2.6.20+ 4 arguments
backlight_device_register function
---
lcd.c | 5 +++++
omnibook.h | 2 +-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/lcd.c b/lcd.c
index 78706b8..8aade89 100644
--- a/lcd.c
+++ b/lcd.c
@@ -126,8 +126,13 @@ static int __init omnibook_brightness_init(struct omnibook_operation *io_op)
#ifdef CONFIG_OMNIBOOK_BACKLIGHT
backend_byte_read(io_op, (u8*) &omnibookbl_data.brightness);
omnibookbl_data.max_brightness = omnibook_max_brightness;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+ omnibook_backlight_device =
+ backlight_device_register(OMNIBOOK_MODULE_NAME, NULL, (void *)io_op, &omnibookbl_data);
+#else
omnibook_backlight_device =
backlight_device_register(OMNIBOOK_MODULE_NAME, (void *)io_op, &omnibookbl_data);
+#endif
if (IS_ERR(omnibook_backlight_device)) {
printk(O_ERR "Unable to register as backlight device.\n");
return -ENODEV;
diff --git a/omnibook.h b/omnibook.h
index 812e18a..d9348e8 100644
--- a/omnibook.h
+++ b/omnibook.h
@@ -160,7 +160,7 @@ void omnibook_report_key(struct input_dev *dev, unsigned int keycode);
*/
#ifdef OMNIBOOK_STANDALONE
-#if (defined (CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE)) && (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16)) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20))
+#if (defined (CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE)) && (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,16))
#define CONFIG_OMNIBOOK_BACKLIGHT
#else
#undef CONFIG_OMNIBOOK_BACKLIGHT
--
2.43.5