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authorMatthew Garrett <mjg@redhat.com>2010-02-18 00:39:44 +0300
committerRichard Purdie <rpurdie@linux.intel.com>2010-03-16 22:47:54 +0300
commita19a6ee6cad2b20292a774c2f56ba8039b0fac9c (patch)
tree631916ce6181336c5c28eb0cf5484c40c92986b6 /drivers/video/backlight/jornada720_bl.c
parent57e148b6a975980944f4466ccb669b1d02dfc6a1 (diff)
downloadlinux-a19a6ee6cad2b20292a774c2f56ba8039b0fac9c.tar.xz
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/jornada720_bl.c')
-rw-r--r--drivers/video/backlight/jornada720_bl.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/video/backlight/jornada720_bl.c b/drivers/video/backlight/jornada720_bl.c
index db9071fc5665..2f177b3a4885 100644
--- a/drivers/video/backlight/jornada720_bl.c
+++ b/drivers/video/backlight/jornada720_bl.c
@@ -101,10 +101,14 @@ static const struct backlight_ops jornada_bl_ops = {
static int jornada_bl_probe(struct platform_device *pdev)
{
+ struct backlight_properties props;
int ret;
struct backlight_device *bd;
- bd = backlight_device_register(S1D_DEVICENAME, &pdev->dev, NULL, &jornada_bl_ops);
+ memset(&props, 0, sizeof(struct backlight_properties));
+ props.max_brightness = BL_MAX_BRIGHT;
+ bd = backlight_device_register(S1D_DEVICENAME, &pdev->dev, NULL,
+ &jornada_bl_ops, &props);
if (IS_ERR(bd)) {
ret = PTR_ERR(bd);
@@ -117,7 +121,6 @@ static int jornada_bl_probe(struct platform_device *pdev)
/* note. make sure max brightness is set otherwise
you will get seemingly non-related errors when
trying to change brightness */
- bd->props.max_brightness = BL_MAX_BRIGHT;
jornada_bl_update_status(bd);
platform_set_drvdata(pdev, bd);