HID: hyperv: Implement a stub raw_request() entry point

commit 3c86726cfe38 ("HID: make .raw_request mandatory") made .raw_request
mandatory and broke the Hyper-V mouse driver. This patch fixes the problem.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 8fae6d1414cc..866e6a86203c 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -455,12 +455,22 @@ static void mousevsc_hid_stop(struct hid_device *hid)
 {
 }
 
+static int mousevsc_hid_raw_request(struct hid_device *hid,
+                                    unsigned char report_num,
+                                    __u8 buf, size_t len,
+                                    unsigned char rtype,
+                                    int reqtype)
+{
+        return 0;
+}
+
 static struct hid_ll_driver mousevsc_ll_driver = {
         .parse = mousevsc_hid_parse,
         .open = mousevsc_hid_open,
         .close = mousevsc_hid_close,
         .start = mousevsc_hid_start,
         .stop = mousevsc_hid_stop,
+        .raw_request = mousevsc_hid_raw_request,
 };
 
 static struct hid_driver mousevsc_hid_driver;