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Subject: media: rc: mceusb: IR of length 0 means IR timeout, not reset
Author: Sean Young <s...@mess.org>
Date: Wed Apr 18 05:36:25 2018 -0400
The last usb packet with IR data will end with 0x80 (MCE_IRDATA_TRAILER).
If we reset the decoder state at this point, IR decoding can fail.
Signed-off-by: Sean Young <s...@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
drivers/media/rc/mceusb.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
---
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 69ba57372c05..a1c21903b96c 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -1182,7 +1182,12 @@ static void mceusb_process_ir_data(struct mceusb_dev
*ir, int buf_len)
if (ir->rem) {
ir->parser_state = PARSE_IRDATA;
} else {
- ir_raw_event_reset(ir->rc);
+ init_ir_raw_event(&rawir);
+ rawir.timeout = 1;
+ rawir.duration = ir->rc->timeout;
+ if (ir_raw_event_store_with_filter(ir->rc,
+ &rawir))
+ event = true;
ir->pulse_tunit = 0;
ir->pulse_count = 0;
}
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