V4L/DVB (13777): [Mantis] Use a Write wait queue for Write events

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/mantis/mantis_link.h b/drivers/media/dvb/mantis/mantis_link.h
index a85f502..599ff1b 100644
--- a/drivers/media/dvb/mantis/mantis_link.h
+++ b/drivers/media/dvb/mantis/mantis_link.h
@@ -51,6 +51,7 @@
 	wait_queue_head_t		hif_opdone_wq;
 	wait_queue_head_t		hif_brrdyw_wq;
 	wait_queue_head_t		hif_data_wq;
+	wait_queue_head_t		hif_write_wq; /* HIF Write op */
 
 	enum mantis_sbuf_status		sbuf_status;