diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/rc/ir-lirc-codec.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c index e4561264e124..a895ed02da86 100644 --- a/drivers/media/rc/ir-lirc-codec.c +++ b/drivers/media/rc/ir-lirc-codec.c @@ -42,11 +42,17 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev) return -EINVAL; /* Packet start */ - if (ev.reset) - return 0; + if (ev.reset) { + /* Userspace expects a long space event before the start of + * the signal to use as a sync. This may be done with repeat + * packets and normal samples. But if a reset has been sent + * then we assume that a long time has passed, so we send a + * space with the maximum time value. */ + sample = LIRC_SPACE(LIRC_VALUE_MASK); + IR_dprintk(2, "delivering reset sync space to lirc_dev\n"); /* Carrier reports */ - if (ev.carrier_report) { + } else if (ev.carrier_report) { sample = LIRC_FREQUENCY(ev.carrier); IR_dprintk(2, "carrier report (freq: %d)\n", sample); |