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[media] tda18212: round IF frequency to close hardware value

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Chip configures IF frequency resolution of 50 kHz. Round it nearest.
Off-by 50 kHz is almost nothing in real life...

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2011-11-13 11:22:58 -03:00 committed by Mauro Carvalho Chehab
parent 835bf82ce4
commit 8cffcc7899
1 changed files with 1 additions and 1 deletions
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2
drivers/media/common/tuners/tda18212.c
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@ -227,7 +227,7 @@ static int tda18212_set_params(struct dvb_frontend *fe,
buf[0] = 0x02; buf[0] = 0x02;
buf[1] = bw_params[i][1]; buf[1] = bw_params[i][1];
buf[2] = 0x03; /* default value */ buf[2] = 0x03; /* default value */
buf[3] = if_khz / 50; buf[3] = DIV_ROUND_CLOSEST(if_khz, 50);
buf[4] = ((c->frequency / 1000) >> 16) & 0xff; buf[4] = ((c->frequency / 1000) >> 16) & 0xff;
buf[5] = ((c->frequency / 1000) >> 8) & 0xff; buf[5] = ((c->frequency / 1000) >> 8) & 0xff;
buf[6] = ((c->frequency / 1000) >> 0) & 0xff; buf[6] = ((c->frequency / 1000) >> 0) & 0xff;