Implement sleep for power-management.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/tuners/si2157.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c
index fa4cc7b..082e80e 100644
--- a/drivers/media/tuners/si2157.c
+++ b/drivers/media/tuners/si2157.c
@@ -89,12 +89,23 @@ static int si2157_init(struct dvb_frontend *fe)
static int si2157_sleep(struct dvb_frontend *fe)
{
struct si2157 *s = fe->tuner_priv;
+ int ret;
+ struct si2157_cmd cmd;
dev_dbg(&s->client->dev, "%s:\n", __func__);
s->active = false;
+ memcpy(cmd.args, "\x13", 1);
+ cmd.len = 1;
+ ret = si2157_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 si2157_set_params(struct dvb_frontend *fe)
--
1.9.3
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