From 4de0ed7cf7a49384f3438a39543fb85d6dcd3bfc Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Wed, 9 Jul 2014 18:45:31 -0300 Subject: [PATCH] [media] si2168: implement sleep Implement sleep for power-management. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/si2168.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c index 8637d2ed7623..0d0545e39143 100644 --- a/drivers/media/dvb-frontends/si2168.c +++ b/drivers/media/dvb-frontends/si2168.c @@ -438,13 +438,6 @@ static int si2168_init(struct dvb_frontend *fe) 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[1] = 0x12; cmd.args[2] = 0x00; @@ -559,12 +552,24 @@ err: static int si2168_sleep(struct dvb_frontend *fe) { struct si2168 *s = fe->demodulator_priv; + int ret; + struct si2168_cmd cmd; dev_dbg(&s->client->dev, "%s:\n", __func__); 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; +err: + dev_dbg(&s->client->dev, "%s: failed=%d\n", __func__, ret); + return ret; } static int si2168_get_tune_settings(struct dvb_frontend *fe, -- 2.20.1