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authorIgor M. Liplianin <liplianin@me.by>2011-02-25 18:41:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-03-21 20:32:27 -0300
commitdcc8a122230b1c65ee8ba83536fd53fcaf27884d (patch)
treec3c12b63dac7c2f163a025980809c3605b1ea850 /drivers/media/dvb
parenta5bf834b4a29b0c7f813ce1c456563c470d4181f (diff)
[media] ds3000: hardware tune algorithm
Signed-off-by: Igor M. Liplianin <liplianin@me.by> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r--drivers/media/dvb/frontends/ds3000.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index a0bf70f0d04..2ae56998965 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -967,22 +967,21 @@ static int ds3000_set_carrier_offset(struct dvb_frontend *fe,
return 0;
}
-static int ds3000_tune(struct dvb_frontend *fe,
+static int ds3000_set_frontend(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p)
{
struct ds3000_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int i;
- u8 status, mlpf, mlpf_new, mlpf_max, mlpf_min, nlpf, div4;
+ fe_status_t status;
+ u8 mlpf, mlpf_new, mlpf_max, mlpf_min, nlpf, div4;
s32 offset_khz;
u16 value, ndiv;
u32 f3db;
dprintk("%s() ", __func__);
- /* Reset status register */
- status = 0;
/* Tune */
/* unknown */
ds3000_tuner_writereg(state, 0x07, 0x02);
@@ -1218,10 +1217,16 @@ static int ds3000_tune(struct dvb_frontend *fe,
return 0;
}
+static int ds3000_tune(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *p)
+{
+ return ds3000_set_frontend(fe, p);
+}
+
static enum dvbfe_algo ds3000_get_algo(struct dvb_frontend *fe)
{
dprintk("%s()\n", __func__);
- return DVBFE_ALGO_SW;
+ return DVBFE_ALGO_HW;
}
/*
@@ -1296,7 +1301,8 @@ static struct dvb_frontend_ops ds3000_ops = {
.set_property = ds3000_set_property,
.get_property = ds3000_get_property,
- .set_frontend = ds3000_tune,
+ .set_frontend = ds3000_set_frontend,
+ .tune = ds3000_tune,
};
module_param(debug, int, 0644);