eeepc-wmi: add touchpad sysfs file

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>

diff --git a/Documentation/ABI/testing/sysfs-platform-eeepc-wmi b/Documentation/ABI/testing/sysfs-platform-eeepc-wmi
index 9fc8d33..26acb68 100644 (file)
--- a/Documentation/ABI/testing/sysfs-platform-eeepc-wmi
+++ b/Documentation/ABI/testing/sysfs-platform-eeepc-wmi
@@ -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.

diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
index a78a90d..16c7f2d 100644 (file)
--- a/drivers/platform/x86/eeepc-wmi.c
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -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;