2 files changed, 11 insertions, 0 deletions

diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 3dd5dbafb330..53304e6991ac 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1014,6 +1014,13 @@ static int dvb_frontend_open(struct inode *inode, struct file *file)
         if ((ret = dvb_generic_open (inode, file)) < 0)
                 return ret;
 
+        if (fe->ops.ts_bus_ctrl) {
+                if ((ret = fe->ops.ts_bus_ctrl (fe, 1)) < 0) {
+                        dvb_generic_release (inode, file);
+                        return ret;
+                }
+        }
+
         if ((file->f_flags & O_ACCMODE) != O_RDONLY) {
 
                 /* normal tune mode when opened R/W */
@@ -1043,6 +1050,9 @@ static int dvb_frontend_release(struct inode *inode, struct file *file)
         if ((file->f_flags & O_ACCMODE) != O_RDONLY)
                 fepriv->release_jiffies = jiffies;
 
+        if (fe->ops.ts_bus_ctrl)
+                fe->ops.ts_bus_ctrl (fe, 0);
+
         return dvb_generic_release (inode, file);
 }
 
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index e5d5028b3694..f233d78bc364 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -129,6 +129,7 @@ struct dvb_frontend_ops {
         int (*enable_high_lnb_voltage)(struct dvb_frontend* fe, long arg);
         int (*dishnetwork_send_legacy_command)(struct dvb_frontend* fe, unsigned long cmd);
         int (*i2c_gate_ctrl)(struct dvb_frontend* fe, int enable);
+        int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
 
         struct dvb_tuner_ops tuner_ops;
 };