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/tosa_bl.c | |
| parent | 57e148b6a975980944f4466ccb669b1d02dfc6a1 (diff) | |
| download | linux-a19a6ee6cad2b20292a774c2f56ba8039b0fac9c.tar.bz2 | |
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/tosa_bl.c')
| -rw-r--r-- | drivers/video/backlight/tosa_bl.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c index e14ce4d469f5..f57bbf170049 100644 --- a/drivers/video/backlight/tosa_bl.c +++ b/drivers/video/backlight/tosa_bl.c @@ -80,6 +80,7 @@ static const struct backlight_ops bl_ops = { static int __devinit tosa_bl_probe(struct i2c_client *client, const struct i2c_device_id *id) { + struct backlight_properties props; struct tosa_bl_data *data = kzalloc(sizeof(struct tosa_bl_data), GFP_KERNEL); int ret = 0; if (!data) @@ -99,15 +100,16 @@ static int __devinit tosa_bl_probe(struct i2c_client *client, i2c_set_clientdata(client, data); data->i2c = client; - data->bl = backlight_device_register("tosa-bl", &client->dev, - data, &bl_ops); + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = 512 - 1; + data->bl = backlight_device_register("tosa-bl", &client->dev, data, + &bl_ops, &props); if (IS_ERR(data->bl)) { ret = PTR_ERR(data->bl); goto err_reg; } data->bl->props.brightness = 69; - data->bl->props.max_brightness = 512 - 1; data->bl->props.power = FB_BLANK_UNBLANK; backlight_update_status(data->bl); |