From 5918288a422b8bbc0ebfd541d6cb9ed2c43b0b76 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 23 Dec 2011 17:56:57 -0300 Subject: [media] tua6100: 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 --- drivers/media/dvb/frontends/tua6100.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/media/dvb/frontends/tua6100.c b/drivers/media/dvb/frontends/tua6100.c index bcb95c2ef296..7842e620e6b3 100644 --- a/drivers/media/dvb/frontends/tua6100.c +++ b/drivers/media/dvb/frontends/tua6100.c @@ -70,6 +70,7 @@ static int tua6100_sleep(struct dvb_frontend *fe) static int tua6100_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct tua6100_priv *priv = fe->tuner_priv; u32 div; u32 prediv; @@ -85,36 +86,37 @@ static int tua6100_set_params(struct dvb_frontend *fe, #define _ri 4000000 // setup register 0 - if (params->frequency < 2000000) { + if (c->frequency < 2000000) reg0[1] = 0x03; - } else { + else reg0[1] = 0x07; - } // setup register 1 - if (params->frequency < 1630000) { + if (c->frequency < 1630000) reg1[1] = 0x2c; - } else { + else reg1[1] = 0x0c; - } + if (_P == 64) reg1[1] |= 0x40; - if (params->frequency >= 1525000) + if (c->frequency >= 1525000) reg1[1] |= 0x80; // register 2 reg2[1] = (_R >> 8) & 0x03; reg2[2] = _R; - if (params->frequency < 1455000) { + if (c->frequency < 1455000) reg2[1] |= 0x1c; - } else if (params->frequency < 1630000) { + else if (c->frequency < 1630000) reg2[1] |= 0x0c; - } else { + else reg2[1] |= 0x1c; - } - // The N divisor ratio (note: params->frequency is in kHz, but we need it in Hz) - prediv = (params->frequency * _R) / (_ri / 1000); + /* + * The N divisor ratio (note: c->frequency is in kHz, but we + * need it in Hz) + */ + prediv = (c->frequency * _R) / (_ri / 1000); div = prediv / _P; reg1[1] |= (div >> 9) & 0x03; reg1[2] = div >> 1; -- cgit v1.2.3