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[media] rtl2830: implement .read_ber()

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Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2012-05-18 12:23:42 -03:00 committed by Mauro Carvalho Chehab
parent eba672a045
commit 525ffc19b9
1 changed files with 13 additions and 1 deletions
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14
drivers/media/dvb/frontends/rtl2830.c
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@ -450,8 +450,20 @@ static int rtl2830_read_snr(struct dvb_frontend *fe, u16 *snr)
static int rtl2830_read_ber(struct dvb_frontend *fe, u32 *ber)
{
*ber = 0;
struct rtl2830_priv *priv = fe->demodulator_priv;
int ret;
u8 buf[2];
ret = rtl2830_rd_regs(priv, 0x34e, buf, 2);
if (ret)
goto err;
*ber = buf[0] << 8 | buf[1];
return 0;
err:
dbg("%s: failed=%d", __func__, ret);
return ret;
}
static int rtl2830_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)