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eeepc-wmi: add touchpad sysfs file

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Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Corentin Chary 2011-02-06 13:28:42 +01:00 committed by Matthew Garrett
parent 3b81cf9d55
commit 4615bb6613
2 changed files with 12 additions and 0 deletions
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7
Documentation/ABI/testing/sysfs-platform-eeepc-wmi
View File

@ -22,3 +22,10 @@ KernelVersion: 2.6.39
Contact: "Corentin Chary" <corentincj@iksaif.net>
Description:
Control the card reader. 1 means on, 0 means off.
What: /sys/devices/platform/eeepc-wmi/touchpad
Date: Jan 2010
KernelVersion: 2.6.39
Contact: "Corentin Chary" <corentincj@iksaif.net>
Description:
Control the card touchpad. 1 means on, 0 means off.

5
drivers/platform/x86/eeepc-wmi.c
View File

@ -77,6 +77,7 @@ MODULE_ALIAS("wmi:"EEEPC_WMI_MGMT_GUID);
#define EEEPC_WMI_DEVID_BRIGHTNESS 0x00050012
#define EEEPC_WMI_DEVID_CAMERA 0x00060013
#define EEEPC_WMI_DEVID_CARDREADER 0x00080013
#define EEEPC_WMI_DEVID_TOUCHPAD 0x00100011
#define EEEPC_WMI_DEVID_TOUCHPAD_LED 0x00100012
#define EEEPC_WMI_DSTS_STATUS_BIT 0x00000001
@ -1006,6 +1007,7 @@ static ssize_t show_sys_wmi(int devid, char *buf)
.store = store_##_name, \
}
EEEPC_WMI_CREATE_DEVICE_ATTR(touchpad, 0644, EEEPC_WMI_DEVID_TOUCHPAD);
EEEPC_WMI_CREATE_DEVICE_ATTR(camera, 0644, EEEPC_WMI_DEVID_CAMERA);
EEEPC_WMI_CREATE_DEVICE_ATTR(cardr, 0644, EEEPC_WMI_DEVID_CARDREADER);
@ -1036,6 +1038,7 @@ static struct attribute *platform_attributes[] = {
&dev_attr_cpufv.attr,
&dev_attr_camera.attr,
&dev_attr_cardr.attr,
&dev_attr_touchpad.attr,
NULL
};
@ -1050,6 +1053,8 @@ static mode_t eeepc_sysfs_is_visible(struct kobject *kobj,
devid = EEEPC_WMI_DEVID_CAMERA;
else if (attr == &dev_attr_cardr.attr)
devid = EEEPC_WMI_DEVID_CARDREADER;
else if (attr == &dev_attr_touchpad.attr)
devid = EEEPC_WMI_DEVID_TOUCHPAD;
if (devid != -1)
supported = eeepc_wmi_get_devstate_simple(devid) != -ENODEV;