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| author | Michael Krufky <mkrufky@kernellabs.com> | 2009-09-15 01:09:17 -0400 |
|---|---|---|
| committer | Michael Krufky <mkrufky@kernellabs.com> | 2009-09-15 01:09:17 -0400 |
| commit | e11ca416da674b594917a09fbbf64a86363fda83 (patch) | |
| tree | c872692cc60cc8881d1622f38dd02508d8d3abe3 | |
| parent | 8256238d5c1cbfe2fa9d0811b307b079b99207a4 (diff) | |
| download | mediapointer-dvb-s2-e11ca416da674b594917a09fbbf64a86363fda83.tar.gz mediapointer-dvb-s2-e11ca416da674b594917a09fbbf64a86363fda83.tar.bz2 | |
tda18271: update temperature compensation calculatation formula
From: Henk Vergonet <Henk.Vergonet@gmail.com>
Update the tda18271c2_rf_tracking_filters_correction function to include
the modified temperature compensation calculatation formula as described
in Rev.04 of the TDA18271HD datasheet.
Priority: normal
Signed-off-by: Henk Vergonet <Henk.Vergonet@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
| -rw-r--r-- | linux/drivers/media/common/tuners/tda18271-fe.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/linux/drivers/media/common/tuners/tda18271-fe.c b/linux/drivers/media/common/tuners/tda18271-fe.c index ee99e7199..a3e122c89 100644 --- a/linux/drivers/media/common/tuners/tda18271-fe.c +++ b/linux/drivers/media/common/tuners/tda18271-fe.c @@ -293,7 +293,7 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe, tda18271_lookup_map(fe, RF_CAL_DC_OVER_DT, &freq, &dc_over_dt); /* calculate temperature compensation */ - rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal); + rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal) / 1000; regs[R_EB14] = approx + rfcal_comp; ret = tda18271_write_regs(fe, R_EB14, 1); |