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| author | David Herrmann <dh.herrmann@googlemail.com> | 2011-07-05 13:45:15 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2011-07-11 14:30:23 +0200 |
| commit | a4d19197627e2a8645cccd9039edf513c6384297 (patch) | |
| tree | 986e55ccfa80b6bbfedd861abd68c331c8c8be78 /drivers/hid | |
| parent | 23c063cb02b69244bbc215cb81c2cad0208fbecf (diff) | |
| download | linux-3.10-a4d19197627e2a8645cccd9039edf513c6384297.tar.gz linux-3.10-a4d19197627e2a8645cccd9039edf513c6384297.tar.bz2 linux-3.10-a4d19197627e2a8645cccd9039edf513c6384297.zip | |
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 <dh.herrmann@googlemail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | 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 bfc50493ec6..c86ae92b51d 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; } |