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authorDavid Herrmann <dh.herrmann@googlemail.com>2011-07-05 15:45:17 +0400
committerJiri Kosina <jkosina@suse.cz>2011-07-11 16:30:23 +0400
commitdb3083467f1527816fca95ae2d8bfe5d81503a8e (patch)
treee0dc7e2476120e16d75a126f0e229a717810e56e /drivers/hid
parent1abb9ad389f037612b6ba6b0dede2095c59cd2fa (diff)
downloadlinux-db3083467f1527816fca95ae2d8bfe5d81503a8e.tar.xz
HID: wiimote: Add wiimote led request
Add new request that sets the leds on the target device. Also, per default, set led1 after initializing a device. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/hid-wiimote.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/hid/hid-wiimote.c b/drivers/hid/hid-wiimote.c
index efdf62b730f3..3fb18fbe080c 100644
--- a/drivers/hid/hid-wiimote.c
+++ b/drivers/hid/hid-wiimote.c
@@ -39,7 +39,13 @@ struct wiimote_data {
struct work_struct worker;
};
+#define WIIPROTO_FLAG_LED1 0x01
+#define WIIPROTO_FLAG_LED2 0x02
+#define WIIPROTO_FLAG_LED3 0x04
+#define WIIPROTO_FLAG_LED4 0x08
+
enum wiiproto_reqs {
+ WIIPROTO_REQ_LED = 0x11,
WIIPROTO_REQ_DRM_K = 0x30,
};
@@ -150,6 +156,25 @@ static void wiimote_queue(struct wiimote_data *wdata, const __u8 *buffer,
spin_unlock_irqrestore(&wdata->qlock, flags);
}
+static void wiiproto_req_leds(struct wiimote_data *wdata, int leds)
+{
+ __u8 cmd[2];
+
+ cmd[0] = WIIPROTO_REQ_LED;
+ cmd[1] = 0;
+
+ if (leds & WIIPROTO_FLAG_LED1)
+ cmd[1] |= 0x10;
+ if (leds & WIIPROTO_FLAG_LED2)
+ cmd[1] |= 0x20;
+ if (leds & WIIPROTO_FLAG_LED3)
+ cmd[1] |= 0x40;
+ if (leds & WIIPROTO_FLAG_LED4)
+ cmd[1] |= 0x80;
+
+ wiimote_queue(wdata, cmd, sizeof(cmd));
+}
+
static int wiimote_input_event(struct input_dev *dev, unsigned int type,
unsigned int code, int value)
{
@@ -301,6 +326,7 @@ static int wiimote_hid_probe(struct hid_device *hdev,
smp_wmb();
atomic_set(&wdata->ready, 1);
hid_info(hdev, "New device registered\n");
+ wiiproto_req_leds(wdata, WIIPROTO_FLAG_LED1);
return 0;
err_stop: