diff options
author | Matthew Garrett <mjg@redhat.com> | 2010-02-17 16:39:44 -0500 |
---|---|---|
committer | Richard Purdie <rpurdie@linux.intel.com> | 2010-03-16 19:47:54 +0000 |
commit | a19a6ee6cad2b20292a774c2f56ba8039b0fac9c (patch) | |
tree | 631916ce6181336c5c28eb0cf5484c40c92986b6 /drivers/video/backlight/adp5520_bl.c | |
parent | 57e148b6a975980944f4466ccb669b1d02dfc6a1 (diff) | |
download | op-kernel-dev-a19a6ee6cad2b20292a774c2f56ba8039b0fac9c.zip op-kernel-dev-a19a6ee6cad2b20292a774c2f56ba8039b0fac9c.tar.gz |
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 <mjg@redhat.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat (limited to 'drivers/video/backlight/adp5520_bl.c')
-rw-r--r-- | drivers/video/backlight/adp5520_bl.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/video/backlight/adp5520_bl.c b/drivers/video/backlight/adp5520_bl.c index 86d95c22..5183f0e 100644 --- a/drivers/video/backlight/adp5520_bl.c +++ b/drivers/video/backlight/adp5520_bl.c @@ -278,6 +278,7 @@ static const struct attribute_group adp5520_bl_attr_group = { static int __devinit adp5520_bl_probe(struct platform_device *pdev) { + struct backlight_properties props; struct backlight_device *bl; struct adp5520_bl *data; int ret = 0; @@ -300,17 +301,17 @@ static int __devinit adp5520_bl_probe(struct platform_device *pdev) mutex_init(&data->lock); - bl = backlight_device_register(pdev->name, data->master, - data, &adp5520_bl_ops); + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = ADP5020_MAX_BRIGHTNESS; + bl = backlight_device_register(pdev->name, data->master, data, + &adp5520_bl_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 = - bl->props.brightness = ADP5020_MAX_BRIGHTNESS; - + bl->props.brightness = ADP5020_MAX_BRIGHTNESS; if (data->pdata->en_ambl_sens) ret = sysfs_create_group(&bl->dev.kobj, &adp5520_bl_attr_group); |