summaryrefslogtreecommitdiff
path: root/drivers/media
diff options
context:
space:
mode:
authorAntti Palosaari <crope@iki.fi>2017-06-12 15:10:08 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-20 10:23:14 -0300
commitd029799b2f52e98f4b0920ed9b80b169f522e0cb (patch)
tree078138be662e3aca8276999c93c69201d5a8e4d7 /drivers/media
parentbf69e07262f69da5893faca8b696d1a561b0dd24 (diff)
[media] af9013: add dvbv5 cnr
Add support for DVBv5 CNR. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb-frontends/af9013.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/af9013.c b/drivers/media/dvb-frontends/af9013.c
index 84b04ab20d21..2acd9fdd8b39 100644
--- a/drivers/media/dvb-frontends/af9013.c
+++ b/drivers/media/dvb-frontends/af9013.c
@@ -228,6 +228,7 @@ static int af9013_statistics_snr_result(struct dvb_frontend *fe)
{
struct af9013_state *state = fe->demodulator_priv;
struct i2c_client *client = state->client;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i, len;
unsigned int utmp;
u8 buf[3];
@@ -283,6 +284,9 @@ static int af9013_statistics_snr_result(struct dvb_frontend *fe)
}
state->snr = utmp * 10; /* dB/10 */
+ c->cnr.stat[0].svalue = 1000 * utmp;
+ c->cnr.stat[0].scale = FE_SCALE_DECIBEL;
+
return 0;
err:
dev_dbg(&client->dev, "failed %d\n", ret);
@@ -1509,6 +1513,7 @@ static int af9013_probe(struct i2c_client *client,
{
struct af9013_state *state;
struct af9013_platform_data *pdata = client->dev.platform_data;
+ struct dtv_frontend_properties *c;
int ret, i;
u8 firmware_version[4];
static const struct regmap_bus regmap_bus = {
@@ -1573,6 +1578,10 @@ static int af9013_probe(struct i2c_client *client,
/* Setup callbacks */
pdata->get_dvb_frontend = af9013_get_dvb_frontend;
+ /* Init stats to indicate which stats are supported */
+ c = &state->fe.dtv_property_cache;
+ c->cnr.len = 1;
+
dev_info(&client->dev, "Afatech AF9013 successfully attached\n");
dev_info(&client->dev, "firmware version: %d.%d.%d.%d\n",
firmware_version[0], firmware_version[1],