V4L/DVB (4160): Use device specific algorithms

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

2 files changed, 5 insertions, 1 deletions

diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index b8b28b375e60..3152a54a2539 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -72,6 +72,8 @@ MODULE_PARM_DESC(dvb_powerdown_on_sleep, "0: do not power down, 1: turn LNB volt
 #define FESTATE_SEARCHING_FAST (FESTATE_TUNING_FAST | FESTATE_ZIGZAG_FAST)
 #define FESTATE_SEARCHING_SLOW (FESTATE_TUNING_SLOW | FESTATE_ZIGZAG_SLOW)
 #define FESTATE_LOSTLOCK (FESTATE_ZIGZAG_FAST | FESTATE_ZIGZAG_SLOW)
+
+#define FE_ALGO_HW              1
 /*
  * FESTATE_IDLE. No tuning parameters have been supplied and the loop is idling.
  * FESTATE_RETUNE. Parameters have been supplied, but we have not yet performed the first tune.
@@ -554,7 +556,7 @@ static int dvb_frontend_thread(void *data)
                 }
 
                 /* do an iteration of the tuning loop */
-                if (fe->ops.tune) {
+                if (fe->ops.get_frontend_algo(fe) == FE_ALGO_HW) {
                         /* have we been asked to retune? */
                         params = NULL;
                         if (fepriv->state & FESTATE_RETUNE) {
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index fee52baa148a..2887e2b862a4 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -102,6 +102,8 @@ struct dvb_frontend_ops {
                     unsigned int mode_flags,
                     int *delay,
                     fe_status_t *status);
+        /* get frontend tuning algorithm from the module */
+        int (*get_frontend_algo)(struct dvb_frontend *fe);
 
         /* these two are only used for the swzigzag code */
         int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);