diff options
| author | Antti Palosaari <crope@iki.fi> | 2012-09-17 05:26:55 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-27 11:26:07 +0400 |
| commit | 69504793dfb42bdd0e647c948047b71e9c3307f2 (patch) | |
| tree | 45a5520fcfe511ec8fe10d0bb59f1406c8457e9d /drivers/media/tuners/tua9001.c | |
| parent | b6ba418ef42010725c7794c64c653e5df48cd31f (diff) | |
| download | linux-69504793dfb42bdd0e647c948047b71e9c3307f2.tar.xz | |
[media] tua9001: enter full power save on attach
Disable RXEN and enable RESETN pins on attach to ensure chip is
totally powered down after attach.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/tuners/tua9001.c')
| -rw-r--r-- | drivers/media/tuners/tua9001.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/tuners/tua9001.c b/drivers/media/tuners/tua9001.c index e6394fc884b0..389668474070 100644 --- a/drivers/media/tuners/tua9001.c +++ b/drivers/media/tuners/tua9001.c @@ -261,6 +261,16 @@ struct dvb_frontend *tua9001_attach(struct dvb_frontend *fe, TUA9001_CMD_CEN, 1); if (ret < 0) goto err; + + ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER, + TUA9001_CMD_RXEN, 0); + if (ret < 0) + goto err; + + ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER, + TUA9001_CMD_RESETN, 1); + if (ret < 0) + goto err; } dev_info(&priv->i2c->dev, |