From a19a6ee6cad2b20292a774c2f56ba8039b0fac9c Mon Sep 17 00:00:00 2001 From: Matthew Garrett Date: Wed, 17 Feb 2010 16:39:44 -0500 Subject: backlight: Allow properties to be passed at registration Values such as max_brightness should be set before backlights are registered, but the current API doesn't allow that. Add a parameter to backlight_device_register and update drivers to ensure that they set this correctly. Signed-off-by: Matthew Garrett Signed-off-by: Richard Purdie --- drivers/video/backlight/wm831x_bl.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'drivers/video/backlight/wm831x_bl.c') diff --git a/drivers/video/backlight/wm831x_bl.c b/drivers/video/backlight/wm831x_bl.c index e32add3..a431270 100644 --- a/drivers/video/backlight/wm831x_bl.c +++ b/drivers/video/backlight/wm831x_bl.c @@ -125,6 +125,7 @@ static int wm831x_backlight_probe(struct platform_device *pdev) struct wm831x_backlight_pdata *pdata; struct wm831x_backlight_data *data; struct backlight_device *bl; + struct backlight_properties props; int ret, i, max_isel, isink_reg, dcdc_cfg; /* We need platform data */ @@ -191,15 +192,15 @@ static int wm831x_backlight_probe(struct platform_device *pdev) data->current_brightness = 0; data->isink_reg = isink_reg; - bl = backlight_device_register("wm831x", &pdev->dev, - data, &wm831x_backlight_ops); + props.max_brightness = max_isel; + bl = backlight_device_register("wm831x", &pdev->dev, data, + &wm831x_backlight_ops, &props); if (IS_ERR(bl)) { dev_err(&pdev->dev, "failed to register backlight\n"); kfree(data); return PTR_ERR(bl); } - bl->props.max_brightness = max_isel; bl->props.brightness = max_isel; platform_set_drvdata(pdev, bl); -- cgit v1.1