struct dvb_frontend_parameters *params)
 {
        struct mc44s803_priv *priv = fe->tuner_priv;
+       struct dtv_frontend_properties *c = &fe->dtv_property_cache;
        u32 r1, r2, n1, n2, lo1, lo2, freq, val;
        int err;
 
-       priv->frequency = params->frequency;
+       priv->frequency = c->frequency;
 
        r1 = MC44S803_OSC / 1000000;
        r2 = MC44S803_OSC /  100000;
 
-       n1 = (params->frequency + MC44S803_IF1 + 500000) / 1000000;
+       n1 = (c->frequency + MC44S803_IF1 + 500000) / 1000000;
        freq = MC44S803_OSC / r1 * n1;
        lo1 = ((60 * n1) + (r1 / 2)) / r1;
-       freq = freq - params->frequency;
+       freq = freq - c->frequency;
 
        n2 = (freq - MC44S803_IF2 + 50000) / 100000;
        lo2 = ((60 * n2) + (r2 / 2)) / r2;