Create array of all event handlers and call each handler when we
receive the related event.
Signed-off-by: David Herrmann <dh.herrmann@xxxxxxxxxxxxxx>
---
drivers/hid/hid-wiimote.c | 18 ++++++++++++++++++
1 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/drivers/hid/hid-wiimote.c b/drivers/hid/hid-wiimote.c
index 687a469..0104e41 100644
--- a/drivers/hid/hid-wiimote.c
+++ b/drivers/hid/hid-wiimote.c
@@ -132,10 +132,22 @@ 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;
}
--
1.7.5.2
--
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