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| author | Michael Krufky <mkrufky@linuxtv.org> | 2008-09-25 08:37:12 -0400 |
|---|---|---|
| committer | Michael Krufky <mkrufky@linuxtv.org> | 2008-09-25 08:37:12 -0400 |
| commit | 7e39de54b4ed06bb2ababbe72b16f195d796d8f0 (patch) | |
| tree | 5a74da414f5b1aaa78712988a989a00a94736648 /linux/drivers/media/common/tuners/mt2060.c | |
| parent | 968c43076f37c9f65df65fe50a1c643a82b1192b (diff) | |
| parent | 9385e4874ef72f62d77800fe2eb47429d0854125 (diff) | |
| download | mediapointer-dvb-s2-7e39de54b4ed06bb2ababbe72b16f195d796d8f0.tar.gz mediapointer-dvb-s2-7e39de54b4ed06bb2ababbe72b16f195d796d8f0.tar.bz2 | |
merge: ~pb/v4l-dvb
From: Michael Krufky <mkrufky@linuxtv.org>
Priority: normal
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Diffstat (limited to 'linux/drivers/media/common/tuners/mt2060.c')
| -rw-r--r-- | linux/drivers/media/common/tuners/mt2060.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/linux/drivers/media/common/tuners/mt2060.c b/linux/drivers/media/common/tuners/mt2060.c index 355817754..d1962bb24 100644 --- a/linux/drivers/media/common/tuners/mt2060.c +++ b/linux/drivers/media/common/tuners/mt2060.c @@ -177,6 +177,9 @@ static int mt2060_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame b[0] = REG_LO1B1; b[1] = 0xFF; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + mt2060_writeregs(priv,b,2); freq = params->frequency / 1000; // Hz -> kHz @@ -240,6 +243,9 @@ static int mt2060_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame i++; } while (i<10); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + return ret; } @@ -303,13 +309,35 @@ static int mt2060_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) static int mt2060_init(struct dvb_frontend *fe) { struct mt2060_priv *priv = fe->tuner_priv; - return mt2060_writereg(priv, REG_VGAG, (priv->cfg->clock_out << 6) | 0x33); + int ret; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + + ret = mt2060_writereg(priv, REG_VGAG, + (priv->cfg->clock_out << 6) | 0x33); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + + return ret; } static int mt2060_sleep(struct dvb_frontend *fe) { struct mt2060_priv *priv = fe->tuner_priv; - return mt2060_writereg(priv, REG_VGAG, (priv->cfg->clock_out << 6) | 0x30); + int ret; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + + ret = mt2060_writereg(priv, REG_VGAG, + (priv->cfg->clock_out << 6) | 0x30); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + + return ret; } static int mt2060_release(struct dvb_frontend *fe) @@ -351,6 +379,9 @@ struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter priv->i2c = i2c; priv->if1_freq = if1; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */ + if (mt2060_readreg(priv,REG_PART_REV,&id) != 0) { kfree(priv); return NULL; @@ -367,6 +398,9 @@ struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter mt2060_calibrate(priv); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */ + return fe; } EXPORT_SYMBOL(mt2060_attach); |