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V4L/DVB (6448): tda8290: fill i2c_gate_ctrl callback

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Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2007-10-24 09:30:17 -03:00 • committed by Mauro Carvalho Chehab
parent 2be1b48fd2
commit a72dd305f9
1 changed files with 11 additions and 3 deletions
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14
drivers/media/video/tda8290.c
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@ -50,14 +50,15 @@ struct tda8290_priv {
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
static void tda8290_i2c_bridge(struct dvb_frontend *fe, int close) static int tda8290_i2c_bridge(struct dvb_frontend *fe, int close)
{ {
struct tda8290_priv *priv = fe->analog_demod_priv; struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char enable[2] = { 0x21, 0xC0 }; unsigned char enable[2] = { 0x21, 0xC0 };
unsigned char disable[2] = { 0x21, 0x00 }; unsigned char disable[2] = { 0x21, 0x00 };
unsigned char *msg; unsigned char *msg;
if(close) {
if (close) {
msg = enable; msg = enable;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2); tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
/* let the bridge stabilize */ /* let the bridge stabilize */
@ -66,9 +67,11 @@ static void tda8290_i2c_bridge(struct dvb_frontend *fe, int close)
msg = disable; msg = disable;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2); tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
} }
return 0;
} }
static void tda8295_i2c_bridge(struct dvb_frontend *fe, int close) static int tda8295_i2c_bridge(struct dvb_frontend *fe, int close)
{ {
struct tda8290_priv *priv = fe->analog_demod_priv; struct tda8290_priv *priv = fe->analog_demod_priv;
@ -76,6 +79,7 @@ static void tda8295_i2c_bridge(struct dvb_frontend *fe, int close)
unsigned char disable[2] = { 0x46, 0x00 }; unsigned char disable[2] = { 0x46, 0x00 };
unsigned char buf[3] = { 0x45, 0x01, 0x00 }; unsigned char buf[3] = { 0x45, 0x01, 0x00 };
unsigned char *msg; unsigned char *msg;
if (close) { if (close) {
msg = enable; msg = enable;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2); tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
@ -94,6 +98,8 @@ static void tda8295_i2c_bridge(struct dvb_frontend *fe, int close)
msg[1] |= 0x04; msg[1] |= 0x04;
tuner_i2c_xfer_send(&priv->i2c_props, msg, 2); tuner_i2c_xfer_send(&priv->i2c_props, msg, 2);
} }
return 0;
} }
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
@ -517,6 +523,7 @@ static struct analog_tuner_ops tda8290_tuner_ops = {
.has_signal = tda8290_has_signal, .has_signal = tda8290_has_signal,
.standby = tda8290_standby, .standby = tda8290_standby,
.release = tda829x_release, .release = tda829x_release,
.i2c_gate_ctrl = tda8290_i2c_bridge,
}; };
static struct analog_tuner_ops tda8295_tuner_ops = { static struct analog_tuner_ops tda8295_tuner_ops = {
@ -525,6 +532,7 @@ static struct analog_tuner_ops tda8295_tuner_ops = {
.has_signal = tda8295_has_signal, .has_signal = tda8295_has_signal,
.standby = tda8295_standby, .standby = tda8295_standby,
.release = tda829x_release, .release = tda829x_release,
.i2c_gate_ctrl = tda8295_i2c_bridge,
}; };
int tda8290_attach(struct tuner *t) int tda8290_attach(struct tuner *t)