diff options
| author | Henrique de Moraes Holschuh <hmh@hmh.eng.br> | 2007-02-22 16:04:55 -0200 |
|---|---|---|
| committer | Henrique de Moraes Holschuh <hmh@hmh.eng.br> | 2007-02-22 16:09:25 -0200 |
| commit | adb005818b71e9476581a1de5742e2f427ac9e2b (patch) | |
| tree | 97f6001a85ac57b2b7494abe4db84686579b4f39 | |
| parent | c8f71b01a50597e298dc3214a2f2be7b8d31170c (diff) | |
ACPI: ibm-acpi: fix initial status of backlight device
The brightness class core does not update the initial status of the
device's brightness at register time. Do it by ourselves.
Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Acked-by: Richard Purdie <rpurdie@rpsys.net>
| -rw-r--r-- | drivers/acpi/ibm_acpi.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/acpi/ibm_acpi.c b/drivers/acpi/ibm_acpi.c index 4cc534e36e8..7c1b418676b 100644 --- a/drivers/acpi/ibm_acpi.c +++ b/drivers/acpi/ibm_acpi.c @@ -1711,6 +1711,12 @@ static struct backlight_ops ibm_backlight_data = { static int brightness_init(void) { + int b; + + b = brightness_get(NULL); + if (b < 0) + return b; + ibm_backlight_device = backlight_device_register("ibm", NULL, NULL, &ibm_backlight_data); if (IS_ERR(ibm_backlight_device)) { @@ -1718,7 +1724,9 @@ static int brightness_init(void) return PTR_ERR(ibm_backlight_device); } - ibm_backlight_device->props.max_brightness = 7; + ibm_backlight_device->props.max_brightness = 7; + ibm_backlight_device->props.brightness = b; + backlight_update_status(ibm_backlight_device); return 0; } |