From: "Igor M. Liplianin" <liplianin@me.by>
To: mchehab@infradead.org, linux-media@vger.kernel.org
Subject: [PATCH 1/9 v2] ds3000: fill in demod init function
Date: Wed, 2 Feb 2011 00:40:03 +0200 [thread overview]
Message-ID: <201102020040.03555.liplianin@me.by> (raw)
Make some initializations in init, not in tune function
Signed-off-by: Igor M. Liplianin <liplianin@me.by>
---
drivers/media/dvb/frontends/ds3000.c | 16 ++++++++++++----
1 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index 125dfad..4773916 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -1092,10 +1092,6 @@ static int ds3000_tune(struct dvb_frontend *fe,
/* Reset status register */
status = 0;
/* Tune */
- /* TS2020 init */
- ds3000_tuner_writereg(state, 0x42, 0x73);
- ds3000_tuner_writereg(state, 0x05, 0x01);
- ds3000_tuner_writereg(state, 0x62, 0xf5);
/* unknown */
ds3000_tuner_writereg(state, 0x07, 0x02);
ds3000_tuner_writereg(state, 0x10, 0x00);
@@ -1345,7 +1341,19 @@ static enum dvbfe_algo ds3000_get_algo(struct dvb_frontend *fe)
*/
static int ds3000_initfe(struct dvb_frontend *fe)
{
+ struct ds3000_state *state = fe->demodulator_priv;
+ int ret;
+
dprintk("%s()\n", __func__);
+ /* hard reset */
+ ds3000_writereg(state, 0x08, 0x01 | ds3000_readreg(state, 0x08));
+ msleep(1);
+
+ /* TS2020 init */
+ ds3000_tuner_writereg(state, 0x42, 0x73);
+ ds3000_tuner_writereg(state, 0x05, 0x01);
+ ds3000_tuner_writereg(state, 0x62, 0xf5);
+
return 0;
}
--
1.7.1
reply other threads:[~2011-02-01 22:40 UTC|newest]
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