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[media] tda827x: use DVBv5 parameters on set_params() 

Instead of using DVBv3 parameters, rely on DVBv5 parameters to
set the tuner.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2011-12-21 08:39:44 -03:00
Родитель 5ca1c94dea
Коммит 53ccd1ca69
1 изменённых файлов: 32 добавлений и 25 удалений
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57
drivers/media/common/tuners/tda827x.c
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@ -155,9 +155,11 @@ static int tuner_transfer(struct dvb_frontend *fe,
static int tda827xo_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct tda827x_priv *priv = fe->tuner_priv;
u8 buf[14];
int rc;
u32 band;
struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
.buf = buf, .len = sizeof(buf) };
@ -165,18 +167,20 @@ static int tda827xo_set_params(struct dvb_frontend *fe,
u32 N;
dprintk("%s:\n", __func__);
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
if_freq = 4000000;
break;
case BANDWIDTH_7_MHZ:
if_freq = 4500000;
break;
default: /* 8 MHz or Auto */
if (c->bandwidth_hz == 0) {
if_freq = 5000000;
break;
band = BANDWIDTH_8_MHZ;
} else if (c->bandwidth_hz <= 6000000) {
if_freq = 4000000;
band = BANDWIDTH_6_MHZ;
} else if (c->bandwidth_hz <= 7000000) {
if_freq = 4500000;
band = BANDWIDTH_7_MHZ;
} else { /* 8 MHz */
if_freq = 5000000;
band = BANDWIDTH_8_MHZ;
}
tuner_freq = params->frequency;
tuner_freq = c->frequency;
i = 0;
while (tda827x_table[i].lomax < tuner_freq) {
@ -220,8 +224,8 @@ static int tda827xo_set_params(struct dvb_frontend *fe,
if (rc < 0)
goto err;
priv->frequency = params->frequency;
priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
priv->frequency = c->frequency;
priv->bandwidth = band;
return 0;
@ -516,9 +520,11 @@ static void tda827xa_lna_gain(struct dvb_frontend *fe, int high,
static int tda827xa_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct tda827x_priv *priv = fe->tuner_priv;
struct tda827xa_data *frequency_map = tda827xa_dvbt;
u8 buf[11];
u32 band;
struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
.buf = buf, .len = sizeof(buf) };
@ -531,18 +537,20 @@ static int tda827xa_set_params(struct dvb_frontend *fe,
tda827xa_lna_gain(fe, 1, NULL);
msleep(20);
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
if_freq = 4000000;
break;
case BANDWIDTH_7_MHZ:
if_freq = 4500000;
break;
default: /* 8 MHz or Auto */
if (c->bandwidth_hz == 0) {
if_freq = 5000000;
break;
band = BANDWIDTH_8_MHZ;
} else if (c->bandwidth_hz <= 6000000) {
if_freq = 4000000;
band = BANDWIDTH_6_MHZ;
} else if (c->bandwidth_hz <= 7000000) {
if_freq = 4500000;
band = BANDWIDTH_7_MHZ;
} else { /* 8 MHz */
if_freq = 5000000;
band = BANDWIDTH_8_MHZ;
}
tuner_freq = params->frequency;
tuner_freq = c->frequency;
if (fe->ops.info.type == FE_QAM) {
dprintk("%s select tda827xa_dvbc\n", __func__);
@ -645,9 +653,8 @@ static int tda827xa_set_params(struct dvb_frontend *fe,
if (rc < 0)
goto err;
priv->frequency = params->frequency;
priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
priv->frequency = c->frequency;
priv->bandwidth = band;
return 0;