diff options
| author | Sean Young <sean@mess.org> | 2019-08-23 14:28:02 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-10-07 13:32:41 +0300 |
| commit | 81bab3fa6ca857b4d3af729f931e57e6bdc60186 (patch) | |
| tree | ca39bd675ce2deab47ece8fa8c09f27737f1bb93 /drivers/media/rc | |
| parent | ce819649b03d932dc19b0cb6be513779bf64fad3 (diff) | |
| download | linux-81bab3fa6ca857b4d3af729f931e57e6bdc60186.tar.xz | |
media: rc: increase rc-mm tolerance and add debug message
Decoding often fails on e.g. redrat3 devices. The dev_dbg() helps
with debugging when decoding does fail.
Cc: Patrick Lerda <patrick9876@free.fr>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/rc')
| -rw-r--r-- | drivers/media/rc/ir-rcmm-decoder.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/rc/ir-rcmm-decoder.c b/drivers/media/rc/ir-rcmm-decoder.c index 64fb65a9a19f..028df5cb1828 100644 --- a/drivers/media/rc/ir-rcmm-decoder.c +++ b/drivers/media/rc/ir-rcmm-decoder.c @@ -79,7 +79,7 @@ static int ir_rcmm_decode(struct rc_dev *dev, struct ir_raw_event ev) if (!ev.pulse) break; - if (!eq_margin(ev.duration, RCMM_PREFIX_PULSE, RCMM_UNIT / 2)) + if (!eq_margin(ev.duration, RCMM_PREFIX_PULSE, RCMM_UNIT)) break; data->state = STATE_LOW; @@ -91,7 +91,7 @@ static int ir_rcmm_decode(struct rc_dev *dev, struct ir_raw_event ev) if (ev.pulse) break; - if (!eq_margin(ev.duration, RCMM_PULSE_0, RCMM_UNIT / 2)) + if (!eq_margin(ev.duration, RCMM_PULSE_0, RCMM_UNIT)) break; data->state = STATE_BUMP; @@ -164,6 +164,8 @@ static int ir_rcmm_decode(struct rc_dev *dev, struct ir_raw_event ev) break; } + dev_dbg(&dev->dev, "RC-MM decode failed at count %d state %d (%uus %s)\n", + data->count, data->state, TO_US(ev.duration), TO_STR(ev.pulse)); data->state = STATE_INACTIVE; return -EINVAL; } |