diff options
Diffstat (limited to 'drivers/media/dvb')
| -rw-r--r-- | drivers/media/dvb/frontends/tda18271-fe.c | 34 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/tda18271.h | 12 |
2 files changed, 40 insertions, 6 deletions
diff --git a/drivers/media/dvb/frontends/tda18271-fe.c b/drivers/media/dvb/frontends/tda18271-fe.c index dbf0f619a90a..28c63fd4493e 100644 --- a/drivers/media/dvb/frontends/tda18271-fe.c +++ b/drivers/media/dvb/frontends/tda18271-fe.c @@ -40,7 +40,9 @@ struct tda18271_priv { u8 i2c_addr; struct i2c_adapter *i2c_adap; unsigned char tda18271_regs[TDA18271_NUM_REGS]; + enum tda18271_mode mode; + enum tda18271_i2c_gate gate; u32 frequency; u32 bandwidth; @@ -50,17 +52,39 @@ static int tda18271_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) { struct tda18271_priv *priv = fe->tuner_priv; struct analog_tuner_ops *ops = fe->ops.analog_demod_ops; + enum tda18271_i2c_gate gate; int ret = 0; - switch (priv->mode) { - case TDA18271_ANALOG: + switch (priv->gate) { + case TDA18271_GATE_DIGITAL: + case TDA18271_GATE_ANALOG: + gate = priv->gate; + break; + case TDA18271_GATE_AUTO: + default: + switch (priv->mode) { + case TDA18271_DIGITAL: + gate = TDA18271_GATE_DIGITAL; + break; + case TDA18271_ANALOG: + default: + gate = TDA18271_GATE_ANALOG; + break; + } + } + + switch (gate) { + case TDA18271_GATE_ANALOG: if (ops && ops->i2c_gate_ctrl) ret = ops->i2c_gate_ctrl(fe, enable); break; - case TDA18271_DIGITAL: + case TDA18271_GATE_DIGITAL: if (fe->ops.i2c_gate_ctrl) ret = fe->ops.i2c_gate_ctrl(fe, enable); break; + default: + ret = -EINVAL; + break; } return ret; @@ -713,7 +737,8 @@ static struct dvb_tuner_ops tda18271_tuner_ops = { }; struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, - struct i2c_adapter *i2c) + struct i2c_adapter *i2c, + enum tda18271_i2c_gate gate) { struct tda18271_priv *priv = NULL; @@ -724,6 +749,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, priv->i2c_addr = addr; priv->i2c_adap = i2c; + priv->gate = gate; memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops, sizeof(struct dvb_tuner_ops)); diff --git a/drivers/media/dvb/frontends/tda18271.h b/drivers/media/dvb/frontends/tda18271.h index a8a19a7197f0..d8400337263b 100644 --- a/drivers/media/dvb/frontends/tda18271.h +++ b/drivers/media/dvb/frontends/tda18271.h @@ -24,13 +24,21 @@ #include <linux/i2c.h> #include "dvb_frontend.h" +enum tda18271_i2c_gate { + TDA18271_GATE_AUTO = 0, + TDA18271_GATE_ANALOG, + TDA18271_GATE_DIGITAL, +}; + #if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE)) extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, - struct i2c_adapter *i2c); + struct i2c_adapter *i2c, + enum tda18271_i2c_gate gate); #else static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, - struct i2c_adapter *i2c) + struct i2c_adapter *i2c, + enum tda18271_i2c_gate gate); { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__); return NULL; |