Commit 66e6cd59 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab

[media] tda826x: use DVBv5 parameters on set_params()

Instead of using DVBv3 parameters, rely on DVBv5 parameters to
set the tuner
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 3608dbb6
...@@ -73,6 +73,7 @@ static int tda826x_sleep(struct dvb_frontend *fe) ...@@ -73,6 +73,7 @@ static int tda826x_sleep(struct dvb_frontend *fe)
static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{ {
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct tda826x_priv *priv = fe->tuner_priv; struct tda826x_priv *priv = fe->tuner_priv;
int ret; int ret;
u32 div; u32 div;
...@@ -83,11 +84,11 @@ static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_param ...@@ -83,11 +84,11 @@ static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_param
dprintk("%s:\n", __func__); dprintk("%s:\n", __func__);
div = (params->frequency + (1000-1)) / 1000; div = (p->frequency + (1000-1)) / 1000;
/* BW = ((1 + RO) * SR/2 + 5) * 1.3 [SR in MSPS, BW in MHz] */ /* BW = ((1 + RO) * SR/2 + 5) * 1.3 [SR in MSPS, BW in MHz] */
/* with R0 = 0.35 and some transformations: */ /* with R0 = 0.35 and some transformations: */
ksyms = params->u.qpsk.symbol_rate / 1000; ksyms = p->symbol_rate / 1000;
bandwidth = (878 * ksyms + 6500000) / 1000000 + 1; bandwidth = (878 * ksyms + 6500000) / 1000000 + 1;
if (bandwidth < 5) if (bandwidth < 5)
bandwidth = 5; bandwidth = 5;
......
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