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authorCorentin Chary <corentincj@iksaif.net>2009-06-16 19:28:46 +0000
committerLen Brown <len.brown@intel.com>2009-06-24 01:30:47 -0400
commit116bf2e010a0600371aede450351973821dfd9e2 (patch)
treec782aa006e2008a7e045cd39d1e91c7de75d41df /drivers/platform/x86
parentcede2cb6ee9b0ddaa3dbc9939418ff177a831600 (diff)
asus-laptop: platform dev as parent for led and backlight
Makes asus-laptop platform device the parent device of backlight and led classes. With this patch, leds and backlight are also available in /sys/devices/platform/asus-laptop/ like thinkpad_acpi. Signed-off-by: Corentin Chary <corentincj@iksaif.net> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/platform/x86')
-rw-r--r--drivers/platform/x86/asus-laptop.c40
1 files changed, 19 insertions, 21 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index eaffe732653..faa87d3e398 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -1321,7 +1321,6 @@ out:
static int __init asus_laptop_init(void)
{
- struct device *dev;
int result;
if (acpi_disabled)
@@ -1343,24 +1342,10 @@ static int __init asus_laptop_init(void)
return -ENODEV;
}
- dev = acpi_get_physical_device(hotk->device->handle);
-
- if (!acpi_video_backlight_support()) {
- result = asus_backlight_init(dev);
- if (result)
- goto fail_backlight;
- } else
- printk(ASUS_INFO "Brightness ignored, must be controlled by "
- "ACPI video driver\n");
-
result = asus_input_init();
if (result)
goto fail_input;
- result = asus_led_init(dev);
- if (result)
- goto fail_led;
-
/* Register platform stuff */
result = platform_driver_register(&asuspf_driver);
if (result)
@@ -1381,8 +1366,27 @@ static int __init asus_laptop_init(void)
if (result)
goto fail_sysfs;
+ result = asus_led_init(&asuspf_device->dev);
+ if (result)
+ goto fail_led;
+
+ if (!acpi_video_backlight_support()) {
+ result = asus_backlight_init(&asuspf_device->dev);
+ if (result)
+ goto fail_backlight;
+ } else
+ printk(ASUS_INFO "Brightness ignored, must be controlled by "
+ "ACPI video driver\n");
+
return 0;
+fail_backlight:
+ asus_led_exit();
+
+fail_led:
+ sysfs_remove_group(&asuspf_device->dev.kobj,
+ &asuspf_attribute_group);
+
fail_sysfs:
platform_device_del(asuspf_device);
@@ -1393,15 +1397,9 @@ fail_platform_device1:
platform_driver_unregister(&asuspf_driver);
fail_platform_driver:
- asus_led_exit();
-
-fail_led:
asus_input_exit();
fail_input:
- asus_backlight_exit();
-
-fail_backlight:
return result;
}