From a4d19197627e2a8645cccd9039edf513c6384297 Mon Sep 17 00:00:00 2001 From: David Herrmann Date: Tue, 5 Jul 2011 13:45:15 +0200 Subject: [PATCH] HID: wiimote: Add wiimote event handler Create array of all event handlers and call each handler when we receive the related event. Signed-off-by: David Herrmann Signed-off-by: Jiri Kosina --- drivers/hid/hid-wiimote.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/hid/hid-wiimote.c b/drivers/hid/hid-wiimote.c index bfc50493ec6b..c86ae92b51db 100644 --- a/drivers/hid/hid-wiimote.c +++ b/drivers/hid/hid-wiimote.c @@ -130,10 +130,22 @@ static int wiimote_input_event(struct input_dev *dev, unsigned int type, return 0; } +struct wiiproto_handler { + __u8 id; + size_t size; + void (*func)(struct wiimote_data *wdata, const __u8 *payload); +}; + +static struct wiiproto_handler handlers[] = { + { .id = 0 } +}; + static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report, u8 *raw_data, int size) { struct wiimote_data *wdata = hid_get_drvdata(hdev); + struct wiiproto_handler *h; + int i; if (!atomic_read(&wdata->ready)) return -EBUSY; @@ -143,6 +155,12 @@ static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report, if (size < 1) return -EINVAL; + for (i = 0; handlers[i].id; ++i) { + h = &handlers[i]; + if (h->id == raw_data[0] && h->size < size) + h->func(wdata, &raw_data[1]); + } + return 0; } -- 2.20.1