Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 35fea064 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] mc44s803: 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 01ce5a79

drivers/media/common/tuners/mc44s803.c

+4 −3
Original line number Diff line number Diff line
@@ -218,18 +218,19 @@ static int mc44s803_set_params(struct dvb_frontend *fe, 
			       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;