[media] mxl111sf: add mxl111sf_tuner_get_if_frequency
Reported-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/dvb-usb/mxl111sf-tuner.c b/drivers/media/dvb/dvb-usb/mxl111sf-tuner.c
index a634105..3bfc6d8 100644
--- a/drivers/media/dvb/dvb-usb/mxl111sf-tuner.c
+++ b/drivers/media/dvb/dvb-usb/mxl111sf-tuner.c
@@ -38,6 +38,8 @@
struct mxl111sf_tuner_config *cfg;
+ enum mxl_if_freq if_freq;
+
u32 frequency;
u32 bandwidth;
};
@@ -186,7 +188,10 @@
ctrl = iffcw & 0x00ff;
#endif
ret = mxl111sf_tuner_write_reg(state, V6_TUNER_IF_FCW_REG, ctrl);
- mxl_fail(ret);
+ if (mxl_fail(ret))
+ goto fail;
+
+ state->if_freq = state->cfg->if_freq;
fail:
return ret;
}
@@ -407,6 +412,54 @@
return 0;
}
+static int mxl111sf_tuner_get_if_frequency(struct dvb_frontend *fe,
+ u32 *frequency)
+{
+ struct mxl111sf_tuner_state *state = fe->tuner_priv;
+
+ *frequency = 0;
+
+ switch (state->if_freq) {
+ case MXL_IF_4_0: /* 4.0 MHz */
+ *frequency = 4000000;
+ break;
+ case MXL_IF_4_5: /* 4.5 MHz */
+ *frequency = 4500000;
+ break;
+ case MXL_IF_4_57: /* 4.57 MHz */
+ *frequency = 4570000;
+ break;
+ case MXL_IF_5_0: /* 5.0 MHz */
+ *frequency = 5000000;
+ break;
+ case MXL_IF_5_38: /* 5.38 MHz */
+ *frequency = 5380000;
+ break;
+ case MXL_IF_6_0: /* 6.0 MHz */
+ *frequency = 6000000;
+ break;
+ case MXL_IF_6_28: /* 6.28 MHz */
+ *frequency = 6280000;
+ break;
+ case MXL_IF_7_2: /* 7.2 MHz */
+ *frequency = 7200000;
+ break;
+ case MXL_IF_35_25: /* 35.25 MHz */
+ *frequency = 35250000;
+ break;
+ case MXL_IF_36: /* 36 MHz */
+ *frequency = 36000000;
+ break;
+ case MXL_IF_36_15: /* 36.15 MHz */
+ *frequency = 36150000;
+ break;
+ case MXL_IF_44: /* 44 MHz */
+ *frequency = 44000000;
+ break;
+ }
+ return 0;
+}
+
static int mxl111sf_tuner_release(struct dvb_frontend *fe)
{
struct mxl111sf_tuner_state *state = fe->tuner_priv;
@@ -436,6 +489,7 @@
.get_rf_strength = mxl111sf_get_rf_strength,
.get_frequency = mxl111sf_tuner_get_frequency,
.get_bandwidth = mxl111sf_tuner_get_bandwidth,
+ .get_if_frequency = mxl111sf_tuner_get_if_frequency,
.release = mxl111sf_tuner_release,
};
