| Message ID | 20220116112238.74171-1-micha@freedict.org |
|---|---|
| State | Accepted |
| Commit | c6ad2b9218d6d9538f60040ad12621ecb1274a0f |
| Headers | show |
| Series | [1/4] media: m88ds3103: Fix lock led support | expand |
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index bce0f42f3d19..b5e3b4b81350 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -1000,6 +1000,13 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) if (ret) goto err; + if (dev->chiptype == M88DS3103_CHIPTYPE_3103B) { + /* to light up the LOCK led */ + ret = m88ds3103_update_bits(dev, 0x11, 0x80, 0x00); + if (ret) + goto err; + } + dev->delivery_system = c->delivery_system; return 0;
The new m88ds3101b demodulator version requires the highest bit of register 0x11 be cleared after tuning to a new frequency to make the lock output pin go high when a signal is found. This pin is normally connected to an indicator led. Signed-off-by: Michael Bunk <micha@freedict.org> --- drivers/media/dvb-frontends/m88ds3103.c | 7 +++++++ 1 file changed, 7 insertions(+)