Messages in this thread | | | Subject | Re: ACPI: ibm-acpi: fix initial status of backlight device | From | Richard Purdie <> | Date | Thu, 22 Feb 2007 10:03:07 +0000 |
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On Wed, 2007-02-21 at 23:16 -0200, Henrique de Moraes Holschuh wrote: > NOTE: This patch needs an ACK from Richard Purdie before it can be merged, > as he might want to change the backlight class code instead.
As mentioned elsewhere, we can't do this in the class itself.
> --- a/drivers/acpi/ibm_acpi.c > +++ b/drivers/acpi/ibm_acpi.c > @@ -1713,6 +1713,13 @@ static struct backlight_properties ibm_backlight_data = { > > static int brightness_init(void) > { > + int b; > + > + b = brightness_get(NULL); > + if (b < 0) > + return b; > + ibm_backlight_data.brightness = b; > + > ibm_backlight_device = backlight_device_register("ibm", NULL, NULL, > &ibm_backlight_data);
This isn't against 2.6.21-rc1 which changed the backlight class a bit. Basically, you need to set the brightness variable after backlight_device_register(). It should be simple enough to do and fix the problem the same way though.
Richard
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