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V4L/DVB (8036): tda18271: toggle rf agc speed mode on TDA18271HD/C2 only

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Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2008-06-09 02:03:31 -03:00 committed by Mauro Carvalho Chehab
parent 119a7c7e34
commit 51858d1361
1 changed files with 12 additions and 8 deletions
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20
drivers/media/common/tuners/tda18271-fe.c
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@ -75,8 +75,10 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
regs[R_EP3] &= ~0x1f; /* clear std bits */
regs[R_EP3] |= (map->agc_mode << 3) | map->std;
/* set rfagc to high speed mode */
regs[R_EP3] &= ~0x04;
if (priv->id == TDA18271HDC2) {
/* set rfagc to high speed mode */
regs[R_EP3] &= ~0x04;
}
/* set cal mode to normal */
regs[R_EP4] &= ~0x03;
@ -168,12 +170,14 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
msleep(20);
/* set rfagc to normal speed mode */
if (map->fm_rfn)
regs[R_EP3] &= ~0x04;
else
regs[R_EP3] |= 0x04;
ret = tda18271_write_regs(fe, R_EP3, 1);
if (priv->id == TDA18271HDC2) {
/* set rfagc to normal speed mode */
if (map->fm_rfn)
regs[R_EP3] &= ~0x04;
else
regs[R_EP3] |= 0x04;
ret = tda18271_write_regs(fe, R_EP3, 1);
}
fail:
return ret;
}