[media] dvb_core: export function to perform retune

We need to retune when resume from suspend. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
git-mirror · Aug 15, 2012 · 6304a60 · 6304a60
1 parent c06d875
commit 6304a60
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diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
@@ -307,6 +307,15 @@ void dvb_frontend_reinitialise(struct dvb_frontend *fe)
 }
 EXPORT_SYMBOL(dvb_frontend_reinitialise);
 
+void dvb_frontend_retune(struct dvb_frontend *fe)
+{
+	struct dvb_frontend_private *fepriv = fe->frontend_priv;
+
+	fepriv->state = FESTATE_RETUNE;
+	dvb_frontend_wakeup(fe);
+}
+EXPORT_SYMBOL(dvb_frontend_retune);
+
 static void dvb_frontend_swzigzag_update_delay(struct dvb_frontend_private *fepriv, int locked)
 {
 	int q2;

diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h
@@ -418,6 +418,7 @@ extern int dvb_unregister_frontend(struct dvb_frontend *fe);
 extern void dvb_frontend_detach(struct dvb_frontend *fe);
 
 extern void dvb_frontend_reinitialise(struct dvb_frontend *fe);
+extern void dvb_frontend_retune(struct dvb_frontend *fe);
 
 extern void dvb_frontend_sleep_until(struct timeval *waketime, u32 add_usec);
 extern s32 timeval_usec_diff(struct timeval lasttime, struct timeval curtime);