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path: root/drivers/media/common/tuners/xc5000.c
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Diffstat (limited to 'drivers/media/common/tuners/xc5000.c')
-rw-r--r--drivers/media/common/tuners/xc5000.c66
1 files changed, 62 insertions, 4 deletions
diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c
index f4ffcdc9b848..fc7cb74256d0 100644
--- a/drivers/media/common/tuners/xc5000.c
+++ b/drivers/media/common/tuners/xc5000.c
@@ -739,15 +739,12 @@ static int xc5000_is_firmware_loaded(struct dvb_frontend *fe)
return ret;
}
-static int xc5000_set_analog_params(struct dvb_frontend *fe,
+static int xc5000_set_tv_freq(struct dvb_frontend *fe,
struct analog_parameters *params)
{
struct xc5000_priv *priv = fe->tuner_priv;
int ret;
- if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS)
- xc_load_fw_and_init_tuner(fe);
-
dprintk(1, "%s() frequency=%d (in units of 62.5khz)\n",
__func__, params->frequency);
@@ -827,6 +824,67 @@ tune_channel:
return 0;
}
+static int xc5000_set_radio_freq(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct xc5000_priv *priv = fe->tuner_priv;
+ int ret = -EINVAL;
+
+ dprintk(1, "%s() frequency=%d (in units of khz)\n",
+ __func__, params->frequency);
+
+ priv->freq_hz = params->frequency * 125 / 2;
+
+ priv->rf_mode = XC_RF_MODE_AIR;
+
+ ret = xc_SetTVStandard(priv,
+ XC5000_Standard[FM_Radio_INPUT1].VideoMode,
+ XC5000_Standard[FM_Radio_INPUT1].AudioMode);
+
+ if (ret != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n");
+ return -EREMOTEIO;
+ }
+
+ ret = xc_SetSignalSource(priv, priv->rf_mode);
+ if (ret != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR
+ "xc5000: xc_SetSignalSource(%d) failed\n",
+ priv->rf_mode);
+ return -EREMOTEIO;
+ }
+
+ xc_tune_channel(priv, priv->freq_hz, XC_TUNE_ANALOG);
+
+ return 0;
+}
+
+static int xc5000_set_analog_params(struct dvb_frontend *fe,
+ struct analog_parameters *params)
+{
+ struct xc5000_priv *priv = fe->tuner_priv;
+ int ret = -EINVAL;
+
+ if (priv->i2c_props.adap == NULL)
+ return -EINVAL;
+
+ if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS)
+ xc_load_fw_and_init_tuner(fe);
+
+ switch (params->mode) {
+ case V4L2_TUNER_RADIO:
+ ret = xc5000_set_radio_freq(fe, params);
+ break;
+ case V4L2_TUNER_ANALOG_TV:
+ case V4L2_TUNER_DIGITAL_TV:
+ ret = xc5000_set_tv_freq(fe, params);
+ break;
+ }
+
+ return ret;
+}
+
+
static int xc5000_get_frequency(struct dvb_frontend *fe, u32 *freq)
{
struct xc5000_priv *priv = fe->tuner_priv;
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