提交 d1c53424 编写于 作者: M Michael Krufky 提交者: Mauro Carvalho Chehab

V4L/DVB (7213): tda18271: consolidate tune functions

combine tda18271c1_tune and tda18271c2_tune into a single function
Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 4d2d42bc
......@@ -195,8 +195,8 @@ static int tda18271_read_thermometer(struct dvb_frontend *fe)
return tm;
}
static int tda18271_rf_tracking_filters_correction(struct dvb_frontend *fe,
u32 freq)
static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
u32 freq)
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_rf_tracking_filter_cal *map = priv->rf_cal_state;
......@@ -630,26 +630,6 @@ static int tda18271_init(struct dvb_frontend *fe)
return 0;
}
static int tda18271c2_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std, int radio)
{
struct tda18271_priv *priv = fe->tuner_priv;
tda_dbg("freq = %d, ifc = %d\n", freq, ifc);
tda18271_init(fe);
mutex_lock(&priv->lock);
tda18271_rf_tracking_filters_correction(fe, freq);
tda18271_channel_configuration(fe, ifc, freq, bw, std, radio);
mutex_unlock(&priv->lock);
return 0;
}
/* ------------------------------------------------------------------ */
static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
......@@ -747,41 +727,33 @@ static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
return 0;
}
static int tda18271c1_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std, int radio)
/* ------------------------------------------------------------------ */
static int tda18271_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std, int radio)
{
struct tda18271_priv *priv = fe->tuner_priv;
tda_dbg("freq = %d, ifc = %d, bw = %d, std = 0x%02x\n",
freq, ifc, bw, std);
tda18271_init(fe);
mutex_lock(&priv->lock);
tda_dbg("freq = %d, ifc = %d\n", freq, ifc);
tda18271c1_rf_tracking_filter_calibration(fe, freq, bw);
tda18271_channel_configuration(fe, ifc, freq, bw, std, radio);
mutex_unlock(&priv->lock);
return 0;
}
static inline int tda18271_tune(struct dvb_frontend *fe,
u32 ifc, u32 freq, u32 bw, u8 std, int radio)
{
struct tda18271_priv *priv = fe->tuner_priv;
int ret = -EINVAL;
switch (priv->id) {
case TDA18271HDC1:
ret = tda18271c1_tune(fe, ifc, freq, bw, std, radio);
tda18271c1_rf_tracking_filter_calibration(fe, freq, bw);
break;
case TDA18271HDC2:
ret = tda18271c2_tune(fe, ifc, freq, bw, std, radio);
tda18271c2_rf_tracking_filters_correction(fe, freq);
break;
}
return ret;
tda18271_channel_configuration(fe, ifc, freq, bw, std, radio);
mutex_unlock(&priv->lock);
return 0;
}
/* ------------------------------------------------------------------ */
......
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