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| author | David Herrmann <dh.herrmann@googlemail.com> | 2011-07-05 13:45:19 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2011-07-11 14:30:24 +0200 |
| commit | 3c1c2fce64fdfa2f0c0ff4fffb3bb171ea6361ca (patch) | |
| tree | 58ba2f4c42cf84fbe23e0d7661c7c232ecf5c8de /Documentation | |
| parent | HID: wiimote: Cache wiimote led state (diff) | |
| download | linux-3c1c2fce64fdfa2f0c0ff4fffb3bb171ea6361ca.tar.xz linux-3c1c2fce64fdfa2f0c0ff4fffb3bb171ea6361ca.zip | |
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')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-wiimote | 10 |
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. |