backlight: Allow properties to be passed at registration

[pandora-kernel.git] / drivers / platform / x86 / thinkpad_acpi.c

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index c64e352..770b853 100644 (file)
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -6170,6 +6170,7 @@ static const struct tpacpi_quirk brightness_quirk_table[] __initconst = {
 
 static int __init brightness_init(struct ibm_init_struct *iibm)
 {
+       struct backlight_properties props;
        int b;
        unsigned long quirks;
 
@@ -6259,9 +6260,12 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
                printk(TPACPI_INFO
                       "detected a 16-level brightness capable ThinkPad\n");
 
-       ibm_backlight_device = backlight_device_register(
-                                       TPACPI_BACKLIGHT_DEV_NAME, NULL, NULL,
-                                       &ibm_backlight_data);
+       memset(&props, 0, sizeof(struct backlight_properties));
+       props.max_brightness = (tp_features.bright_16levels) ? 15 : 7;
+       ibm_backlight_device = backlight_device_register(TPACPI_BACKLIGHT_DEV_NAME,
+                                                        NULL, NULL,
+                                                        &ibm_backlight_data,
+                                                        &props);
        if (IS_ERR(ibm_backlight_device)) {
                int rc = PTR_ERR(ibm_backlight_device);
                ibm_backlight_device = NULL;
@@ -6280,8 +6284,6 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
                        "or not on your ThinkPad\n", TPACPI_MAIL);
        }
 
-       ibm_backlight_device->props.max_brightness =
-                               (tp_features.bright_16levels)? 15 : 7;
        ibm_backlight_device->props.brightness = b & TP_EC_BACKLIGHT_LVLMSK;
        backlight_update_status(ibm_backlight_device);