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[media] mxl5007t: add mxl5007t_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>
This commit is contained in:
Michael Krufky 2011-11-03 09:12:04 -03:00 committed by Mauro Carvalho Chehab
parent f7901f9b4a
commit d697b4ce94
1 changed files with 49 additions and 0 deletions
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49
drivers/media/common/tuners/mxl5007t.c
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@ -165,6 +165,8 @@ struct mxl5007t_state {
struct reg_pair_t tab_init_cable[ARRAY_SIZE(init_tab_cable)];
struct reg_pair_t tab_rftune[ARRAY_SIZE(reg_pair_rftune)];
enum mxl5007t_if_freq if_freq;
u32 frequency;
u32 bandwidth;
};
@ -286,6 +288,8 @@ static void mxl5007t_set_if_freq_bits(struct mxl5007t_state *state,
/* set inverted IF or normal IF */
set_reg_bits(state->tab_init, 0x02, 0x10, invert_if ? 0x10 : 0x00);
state->if_freq = if_freq;
return;
}
@ -737,6 +741,50 @@ static int mxl5007t_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
return 0;
}
static int mxl5007t_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
{
struct mxl5007t_state *state = fe->tuner_priv;
*frequency = 0;
switch (state->if_freq) {
case MxL_IF_4_MHZ:
*frequency = 4000000;
break;
case MxL_IF_4_5_MHZ:
*frequency = 4500000;
break;
case MxL_IF_4_57_MHZ:
*frequency = 4570000;
break;
case MxL_IF_5_MHZ:
*frequency = 5000000;
break;
case MxL_IF_5_38_MHZ:
*frequency = 5380000;
break;
case MxL_IF_6_MHZ:
*frequency = 6000000;
break;
case MxL_IF_6_28_MHZ:
*frequency = 6280000;
break;
case MxL_IF_9_1915_MHZ:
*frequency = 9191500;
break;
case MxL_IF_35_25_MHZ:
*frequency = 35250000;
break;
case MxL_IF_36_15_MHZ:
*frequency = 36150000;
break;
case MxL_IF_44_MHZ:
*frequency = 44000000;
break;
}
return 0;
}
static int mxl5007t_release(struct dvb_frontend *fe)
{
struct mxl5007t_state *state = fe->tuner_priv;
@ -766,6 +814,7 @@ static struct dvb_tuner_ops mxl5007t_tuner_ops = {
.get_frequency = mxl5007t_get_frequency,
.get_bandwidth = mxl5007t_get_bandwidth,
.release = mxl5007t_release,
.get_if_frequency = mxl5007t_get_if_frequency,
};
static int mxl5007t_get_chip_id(struct mxl5007t_state *state)