backlight: Separate backlight properties from backlight ops pointers

Per device data such as brightness belongs to the indivdual device
and should therefore be separate from the the backlight operation
function pointers. This patch splits the two types of data and
allows simplifcation of some code.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>

2 files changed, 13 insertions, 12 deletions

diff --git a/drivers/misc/asus-laptop.c b/drivers/misc/asus-laptop.c
index 7ace5b9..295e931 100644
--- a/drivers/misc/asus-laptop.c
+++ b/drivers/misc/asus-laptop.c
@@ -195,10 +195,9 @@ static struct backlight_device *asus_backlight_device;
  */
 static int read_brightness(struct backlight_device *bd);
 static int update_bl_status(struct backlight_device *bd);
-static struct backlight_properties asusbl_data = {
+static struct backlight_ops asusbl_ops = {
 	.get_brightness = read_brightness,
 	.update_status = update_bl_status,
-	.max_brightness = 15,
 };
 
 /* These functions actually update the LED's, and are called from a
@@ -348,7 +347,7 @@ static void lcd_blank(int blank)
 	struct backlight_device *bd = asus_backlight_device;
 
 	if (bd) {
-		bd->props->power = blank;
+		bd->props.power = blank;
 		backlight_update_status(bd);
 	}
 }
@@ -381,13 +380,13 @@ static int set_brightness(struct backlight_device *bd, int value)
 static int update_bl_status(struct backlight_device *bd)
 {
 	int rv;
-	int value = bd->props->brightness;
+	int value = bd->props.brightness;
 
 	rv = set_brightness(bd, value);
 	if (rv)
 		return rv;
 
-	value = (bd->props->power == FB_BLANK_UNBLANK) ? 1 : 0;
+	value = (bd->props.power == FB_BLANK_UNBLANK) ? 1 : 0;
 	return set_lcd_state(value);
 }
 
@@ -1013,7 +1012,7 @@ static int asus_backlight_init(struct device *dev)
 
 	if (brightness_set_handle && lcd_switch_handle) {
 		bd = backlight_device_register(ASUS_HOTK_FILE, dev,
-					       NULL, &asusbl_data);
+					       NULL, &asusbl_ops);
 		if (IS_ERR(bd)) {
 			printk(ASUS_ERR
 			       "Could not register asus backlight device\n");
@@ -1023,8 +1022,9 @@ static int asus_backlight_init(struct device *dev)
 
 		asus_backlight_device = bd;
 
-		bd->props->brightness = read_brightness(NULL);
-		bd->props->power = FB_BLANK_UNBLANK;
+		bd->props.max_brightness = 15;
+		bd->props.brightness = read_brightness(NULL);
+		bd->props.power = FB_BLANK_UNBLANK;
 		backlight_update_status(bd);
 	}
 	return 0;
diff --git a/drivers/misc/msi-laptop.c b/drivers/misc/msi-laptop.c
index dd4d92e..68c4b58 100644
--- a/drivers/misc/msi-laptop.c
+++ b/drivers/misc/msi-laptop.c
@@ -157,13 +157,12 @@ static int bl_get_brightness(struct backlight_device *b)
 
 static int bl_update_status(struct backlight_device *b)
 {
-	return set_lcd_level(b->props->brightness);
+	return set_lcd_level(b->props.brightness);
 }
 
-static struct backlight_properties msibl_props = {
+static struct backlight_ops msibl_ops = {
 	.get_brightness = bl_get_brightness,
 	.update_status  = bl_update_status,
-	.max_brightness = MSI_LCD_LEVEL_MAX-1,
 };
 
 static struct backlight_device *msibl_device;
@@ -317,10 +316,12 @@ static int __init msi_init(void)
 	/* Register backlight stuff */
 
 	msibl_device = backlight_device_register("msi-laptop-bl", NULL, NULL,
-						&msibl_props);
+						&msibl_ops);
 	if (IS_ERR(msibl_device))
 		return PTR_ERR(msibl_device);
 
+	msibl_device->props.max_brightness = MSI_LCD_LEVEL_MAX-1,
+
 	ret = platform_driver_register(&msipf_driver);
 	if (ret)
 		goto fail_backlight;