[media] af9013: use .get_if_frequency() when possible

Get IF frequency from tuner if tuner provides it.

Remove TDA18271 and TDA18218 IF frequency hacks since both tuners provides .get_if_frequency().

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/frontends/af9013.c b/drivers/media/dvb/frontends/af9013.c
index 345311c..f4276e4 100644 (file)
--- a/drivers/media/dvb/frontends/af9013.c
+++ b/drivers/media/dvb/frontends/af9013.c
@@ -303,7 +303,8 @@ error:
        return ret;
 }
 
-static int af9013_set_freq_ctrl(struct af9013_state *state, fe_bandwidth_t bw)
+static int af9013_set_freq_ctrl(struct af9013_state *state,
+       struct dvb_frontend *fe)
 {
        int ret;
        u16 addr;
@@ -324,37 +325,13 @@ static int af9013_set_freq_ctrl(struct af9013_state *state, fe_bandwidth_t bw)
                        bfs_spec_inv = state->config.rf_spec_inv ? 1 : -1;
                }
 
-               adc_freq       = state->config.adc_clock * 1000;
-               if_sample_freq = state->config.tuner_if * 1000;
+               adc_freq = state->config.adc_clock * 1000;
 
-               /* TDA18271 uses different sampling freq for every bw */
-               if (state->config.tuner == AF9013_TUNER_TDA18271) {
-                       switch (bw) {
-                       case BANDWIDTH_6_MHZ:
-                               if_sample_freq = 3300000; /* 3.3 MHz */
-                               break;
-                       case BANDWIDTH_7_MHZ:
-                               if_sample_freq = 3500000; /* 3.5 MHz */
-                               break;
-                       case BANDWIDTH_8_MHZ:
-                       default:
-                               if_sample_freq = 4000000; /* 4.0 MHz */
-                               break;
-                       }
-               } else if (state->config.tuner == AF9013_TUNER_TDA18218) {
-                       switch (bw) {
-                       case BANDWIDTH_6_MHZ:
-                               if_sample_freq = 3000000; /* 3 MHz */
-                               break;
-                       case BANDWIDTH_7_MHZ:
-                               if_sample_freq = 3500000; /* 3.5 MHz */
-                               break;
-                       case BANDWIDTH_8_MHZ:
-                       default:
-                               if_sample_freq = 4000000; /* 4 MHz */
-                               break;
-                       }
-               }
+               /* get used IF frequency */
+               if (fe->ops.tuner_ops.get_if_frequency)
+                       fe->ops.tuner_ops.get_if_frequency(fe, &if_sample_freq);
+               else
+                       if_sample_freq = state->config.tuner_if * 1000;
 
                while (if_sample_freq > (adc_freq / 2))
                        if_sample_freq = if_sample_freq - adc_freq;
@@ -639,7 +616,7 @@ static int af9013_set_frontend(struct dvb_frontend *fe,
                goto error;
 
        /* program frequency control */
-       ret = af9013_set_freq_ctrl(state, params->u.ofdm.bandwidth);
+       ret = af9013_set_freq_ctrl(state, fe);
        if (ret)
                goto error;