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-rw-r--r--drivers/media/video/tuner-xc2028.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/media/video/tuner-xc2028.c b/drivers/media/video/tuner-xc2028.c
index cc6fa2fa859..8f9ccaee9bb 100644
--- a/drivers/media/video/tuner-xc2028.c
+++ b/drivers/media/video/tuner-xc2028.c
@@ -929,6 +929,28 @@ static int xc2028_set_params(struct dvb_frontend *fe,
}
+static int xc2028_sleep(struct dvb_frontend *fe)
+{
+ struct xc2028_data *priv = fe->tuner_priv;
+ int rc = 0;
+
+ tuner_dbg("%s called\n", __FUNCTION__);
+
+ mutex_lock(&priv->lock);
+
+ if (priv->firm_version < 0x0202)
+ rc = send_seq(priv, {0x00, 0x08, 0x00, 0x00});
+ else
+ rc = send_seq(priv, {0x80, 0x08, 0x00, 0x00});
+
+ priv->cur_fw.type = 0; /* need firmware reload */
+
+ mutex_unlock(&priv->lock);
+
+ return rc;
+}
+
+
static int xc2028_dvb_release(struct dvb_frontend *fe)
{
struct xc2028_data *priv = fe->tuner_priv;
@@ -1009,6 +1031,7 @@ static const struct dvb_tuner_ops xc2028_dvb_tuner_ops = {
.get_frequency = xc2028_get_frequency,
.get_rf_strength = xc2028_signal,
.set_params = xc2028_set_params,
+ .sleep = xc2028_sleep,
};