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path: root/drivers/media/rc/ir-rc5-decoder.c
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Diffstat (limited to 'drivers/media/rc/ir-rc5-decoder.c')
-rw-r--r--drivers/media/rc/ir-rc5-decoder.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/media/rc/ir-rc5-decoder.c b/drivers/media/rc/ir-rc5-decoder.c
index a1d6c955ffc8..11a28f8772da 100644
--- a/drivers/media/rc/ir-rc5-decoder.c
+++ b/drivers/media/rc/ir-rc5-decoder.c
@@ -225,9 +225,9 @@ static int ir_rc5_encode(enum rc_proto protocol, u32 scancode,
/* encode data */
data = !commandx << 12 | system << 6 | command;
- /* Modulate the data */
+ /* First bit is encoded by leader_pulse */
ret = ir_raw_gen_manchester(&e, max, &ir_rc5_timings,
- RC5_NBITS, data);
+ RC5_NBITS - 1, data);
if (ret < 0)
return ret;
} else if (protocol == RC_PROTO_RC5X_20) {
@@ -240,10 +240,11 @@ static int ir_rc5_encode(enum rc_proto protocol, u32 scancode,
/* encode data */
data = commandx << 18 | system << 12 | command << 6 | xdata;
- /* Modulate the data */
+ /* First bit is encoded by leader_pulse */
pre_space_data = data >> (RC5X_NBITS - CHECK_RC5X_NBITS);
ret = ir_raw_gen_manchester(&e, max, &ir_rc5x_timings[0],
- CHECK_RC5X_NBITS, pre_space_data);
+ CHECK_RC5X_NBITS - 1,
+ pre_space_data);
if (ret < 0)
return ret;
ret = ir_raw_gen_manchester(&e, max - (e - events),
@@ -254,8 +255,10 @@ static int ir_rc5_encode(enum rc_proto protocol, u32 scancode,
return ret;
} else if (protocol == RC_PROTO_RC5_SZ) {
/* RC5-SZ scancode is raw enough for Manchester as it is */
+ /* First bit is encoded by leader_pulse */
ret = ir_raw_gen_manchester(&e, max, &ir_rc5_sz_timings,
- RC5_SZ_NBITS, scancode & 0x2fff);
+ RC5_SZ_NBITS - 1,
+ scancode & 0x2fff);
if (ret < 0)
return ret;
} else {

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