2 files changed, 47 insertions, 1 deletions

diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index 4dd693e..421c492 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -149,7 +149,39 @@ static int uhid_hid_get_raw(struct hid_device *hid, unsigned char rnum,
 static int uhid_hid_output_raw(struct hid_device *hid, __u8 *buf, size_t count,
 			       unsigned char report_type)
 {
-	return 0;
+	struct uhid_device *uhid = hid->driver_data;
+	__u8 rtype;
+	unsigned long flags;
+	struct uhid_event *ev;
+
+	switch (report_type) {
+	case HID_FEATURE_REPORT:
+		rtype = UHID_FEATURE_REPORT;
+		break;
+	case HID_OUTPUT_REPORT:
+		rtype = UHID_OUTPUT_REPORT;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (count < 1 || count > UHID_DATA_MAX)
+		return -EINVAL;
+
+	ev = kzalloc(sizeof(*ev), GFP_KERNEL);
+	if (!ev)
+		return -ENOMEM;
+
+	ev->type = UHID_OUTPUT;
+	ev->u.output.size = count;
+	ev->u.output.rtype = rtype;
+	memcpy(ev->u.output.data, buf, count);
+
+	spin_lock_irqsave(&uhid->qlock, flags);
+	uhid_queue(uhid, ev);
+	spin_unlock_irqrestore(&uhid->qlock, flags);
+
+	return count;
 }
 
 static struct hid_ll_driver uhid_hid_driver = {
diff --git a/include/linux/uhid.h b/include/linux/uhid.h
index 3fa4849..2c97255 100644
--- a/include/linux/uhid.h
+++ b/include/linux/uhid.h
@@ -29,6 +29,7 @@ enum uhid_event_type {
 	UHID_STOP,
 	UHID_OPEN,
 	UHID_CLOSE,
+	UHID_OUTPUT,
 	UHID_OUTPUT_EV,
 	UHID_INPUT,
 };
@@ -49,11 +50,23 @@ struct uhid_create_req {
 
 #define UHID_DATA_MAX 4096
 
+enum uhid_report_type {
+	UHID_FEATURE_REPORT,
+	UHID_OUTPUT_REPORT,
+	UHID_INPUT_REPORT,
+};
+
 struct uhid_input_req {
 	__u8 data[UHID_DATA_MAX];
 	__u16 size;
 } __attribute__((__packed__));
 
+struct uhid_output_req {
+	__u8 data[UHID_DATA_MAX];
+	__u16 size;
+	__u8 rtype;
+} __attribute__((__packed__));
+
 struct uhid_output_ev_req {
 	__u16 type;
 	__u16 code;
@@ -66,6 +79,7 @@ struct uhid_event {
 	union {
 		struct uhid_create_req create;
 		struct uhid_input_req input;
+		struct uhid_output_req output;
 		struct uhid_output_ev_req output_ev;
 	} u;
 } __attribute__((__packed__));