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author | Michael Krufky <mkrufky@linuxtv.org> | 2008-01-13 21:29:44 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 21:04:59 (GMT) |
commit | 839c6c96d05894815b7af0dff22b710ce5a4373a (patch) | |
tree | a6f6559bd67481f3a7c883e04f2ccabd71794a0d /drivers/media | |
parent | 518d87399baee908b0353bc0ef7d41c3c46295ec (diff) | |
download | linux-fsl-qoriq-839c6c96d05894815b7af0dff22b710ce5a4373a.tar.xz |
V4L/DVB (7028): tda18271: test RF_CAL_OK to see if we need additional RF calibration
Test RF_CAL_OK to see if we need to perform the RF tracking filter
calibration after returning from standby.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/dvb/frontends/tda18271-fe.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/tda18271-fe.c b/drivers/media/dvb/frontends/tda18271-fe.c index c8ab1fd..8eb9a53 100644 --- a/drivers/media/dvb/frontends/tda18271-fe.c +++ b/drivers/media/dvb/frontends/tda18271-fe.c @@ -586,6 +586,11 @@ static int tda18271_calc_rf_filter_curve(struct dvb_frontend *fe) static int tda18271_rf_cal_init(struct dvb_frontend *fe) { struct tda18271_priv *priv = fe->tuner_priv; + unsigned char *regs = priv->tda18271_regs; + + /* test RF_CAL_OK to see if we need init */ + if ((regs[R_EP1] & 0x10) == 0) + priv->cal_initialized = false; if (priv->cal_initialized) return 0; |