[media] stv0900: speed up DVB-S searching

Simptoms:
After zapping DVB-S2 channel searching for DVB-S tooks long time.
Now it takes less than a second.

Signed-off-by: Igor M. Liplianin <liplianin@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/frontends/stv0900_core.c b/drivers/media/dvb/frontends/stv0900_core.c
index 1ca1c835048f20faffe4e7c3d70ce53c6fa1b7bb..0d9b456d34fcf48565690cd43f7152488a6d256b 100644 (file)
--- a/drivers/media/dvb/frontends/stv0900_core.c
+++ b/drivers/media/dvb/frontends/stv0900_core.c
@@ -1604,6 +1604,9 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe,
        p_search.standard = STV0900_AUTO_SEARCH;
        p_search.iq_inversion = STV0900_IQ_AUTO;
        p_search.search_algo = STV0900_BLIND_SEARCH;
+       /* Speeds up DVB-S searching */
+       if (c->delivery_system == SYS_DVBS)
+               p_search.standard = STV0900_SEARCH_DVBS1;
 
        intp->srch_standard[demod] = p_search.standard;
        intp->symbol_rate[demod] = p_search.symbol_rate;