V4L/DVB (4665): Add frontend structure callback for bus acquisition.

[powerpc.git] / drivers / media / dvb / dvb-core / dvb_frontend.c

diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 3dd5dba..53304e6 100644 (file)
--- 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);
 }