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[media] si2168: implement sleep 

Implement sleep for power-management.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Antti Palosaari 2014-07-09 18:45:31 -03:00 committed by Mauro Carvalho Chehab
parent a83d7d17ad
commit 4de0ed7cf7
1 changed files with 12 additions and 7 deletions
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19
drivers/media/dvb-frontends/si2168.c
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@ -438,13 +438,6 @@ static int si2168_init(struct dvb_frontend *fe)
dev_dbg(&s->client->dev, "%s:\n", __func__); dev_dbg(&s->client->dev, "%s:\n", __func__);
cmd.args[0] = 0x13;
cmd.wlen = 1;
cmd.rlen = 0;
ret = si2168_cmd_execute(s, &cmd);
if (ret)
goto err;
cmd.args[0] = 0xc0; cmd.args[0] = 0xc0;
cmd.args[1] = 0x12; cmd.args[1] = 0x12;
cmd.args[2] = 0x00; cmd.args[2] = 0x00;
@ -559,12 +552,24 @@ static int si2168_init(struct dvb_frontend *fe)
static int si2168_sleep(struct dvb_frontend *fe) static int si2168_sleep(struct dvb_frontend *fe)
{ {
struct si2168 *s = fe->demodulator_priv; struct si2168 *s = fe->demodulator_priv;
int ret;
struct si2168_cmd cmd;
dev_dbg(&s->client->dev, "%s:\n", __func__); dev_dbg(&s->client->dev, "%s:\n", __func__);
s->active = false; s->active = false;
memcpy(cmd.args, "\x13", 1);
cmd.wlen = 1;
cmd.rlen = 0;
ret = si2168_cmd_execute(s, &cmd);
if (ret)
goto err;
return 0; return 0;
err:
dev_dbg(&s->client->dev, "%s: failed=%d\n", __func__, ret);
return ret;
} }
static int si2168_get_tune_settings(struct dvb_frontend *fe, static int si2168_get_tune_settings(struct dvb_frontend *fe,