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authorDavid Herrmann <dh.herrmann@googlemail.com>2011-07-05 15:45:19 +0400
committerJiri Kosina <jkosina@suse.cz>2011-07-11 16:30:24 +0400
commit3c1c2fce64fdfa2f0c0ff4fffb3bb171ea6361ca (patch)
tree58ba2f4c42cf84fbe23e0d7661c7c232ecf5c8de /Documentation/ABI
parent32a0d9a522b577d0efa6ce793a6ac0516c5e3627 (diff)
downloadlinux-3c1c2fce64fdfa2f0c0ff4fffb3bb171ea6361ca.tar.xz
HID: wiimote: Add sysfs support to wiimote driver
Add sysfs files for each led of the wiimote. Writing 1 to the file enables the led and 0 disables the led. We do not need memory barriers when checking wdata->ready since we use a spinlock directly after it. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-driver-hid-wiimote10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-wiimote b/Documentation/ABI/testing/sysfs-driver-hid-wiimote
new file mode 100644
index 000000000000..5d5a16ea57c6
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-driver-hid-wiimote
@@ -0,0 +1,10 @@
+What: /sys/bus/hid/drivers/wiimote/<dev>/led1
+What: /sys/bus/hid/drivers/wiimote/<dev>/led2
+What: /sys/bus/hid/drivers/wiimote/<dev>/led3
+What: /sys/bus/hid/drivers/wiimote/<dev>/led4
+Date: July 2011
+KernelVersion: 3.1
+Contact: David Herrmann <dh.herrmann@googlemail.com>
+Description: Make it possible to set/get current led state. Reading from it
+ returns 0 if led is off and 1 if it is on. Writing 0 to it
+ disables the led, writing 1 enables it.