Implement CNR statistic.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/dvb-frontends/si2168.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/media/dvb-frontends/si2168.c
b/drivers/media/dvb-frontends/si2168.c
index 3a40181..d561d2c 100644
--- a/drivers/media/dvb-frontends/si2168.c
+++ b/drivers/media/dvb-frontends/si2168.c
@@ -141,6 +141,15 @@ static int si2168_read_status(struct dvb_frontend *fe,
fe_status_t *status)
s->fe_status = *status;
+ if (*status & FE_HAS_LOCK) {
+ c->cnr.len = 1;
+ c->cnr.stat[0].scale = FE_SCALE_DECIBEL;
+ c->cnr.stat[0].svalue = cmd.args[3] * 1000 / 4;
+ } else {
+ c->cnr.len = 1;
+ c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ }
+
dev_dbg(&s->client->dev, "%s: status=%02x args=%*ph\n",
__func__, *status, cmd.rlen, cmd.args);
--
1.9.3
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