diff options
Diffstat (limited to 'drivers/platform/x86/dell-laptop.c')
| -rw-r--r-- | drivers/platform/x86/dell-laptop.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index b7f4d2705916..661e3ac4d5b1 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -24,6 +24,7 @@ #include <linux/acpi.h> #include <linux/mm.h> #include <linux/i8042.h> +#include <linux/slab.h> #include "../../firmware/dcdbas.h" #define BRIGHTNESS_TOKEN 0x7d @@ -132,8 +133,8 @@ static struct dmi_system_id __devinitdata dell_blacklist[] = { }; static struct calling_interface_buffer *buffer; -struct page *bufferpage; -DEFINE_MUTEX(buffer_mutex); +static struct page *bufferpage; +static DEFINE_MUTEX(buffer_mutex); static int hwswitch_state; @@ -559,10 +560,14 @@ static int __init dell_init(void) release_buffer(); if (max_intensity) { - dell_backlight_device = backlight_device_register( - "dell_backlight", - &platform_device->dev, NULL, - &dell_ops); + struct backlight_properties props; + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = max_intensity; + dell_backlight_device = backlight_device_register("dell_backlight", + &platform_device->dev, + NULL, + &dell_ops, + &props); if (IS_ERR(dell_backlight_device)) { ret = PTR_ERR(dell_backlight_device); @@ -570,7 +575,6 @@ static int __init dell_init(void) goto fail_backlight; } - dell_backlight_device->props.max_brightness = max_intensity; dell_backlight_device->props.brightness = dell_get_intensity(dell_backlight_device); backlight_update_status(dell_backlight_device); @@ -580,6 +584,7 @@ static int __init dell_init(void) fail_backlight: i8042_remove_filter(dell_laptop_i8042_filter); + cancel_delayed_work_sync(&dell_rfkill_work); fail_filter: dell_cleanup_rfkill(); fail_rfkill: @@ -597,12 +602,12 @@ fail_platform_driver: static void __exit dell_exit(void) { - cancel_delayed_work_sync(&dell_rfkill_work); i8042_remove_filter(dell_laptop_i8042_filter); + cancel_delayed_work_sync(&dell_rfkill_work); backlight_device_unregister(dell_backlight_device); dell_cleanup_rfkill(); if (platform_device) { - platform_device_del(platform_device); + platform_device_unregister(platform_device); platform_driver_unregister(&platform_driver); } kfree(da_tokens); |