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      1 // SPDX-License-Identifier: GPL-2.0
      2 // test ir decoder
      3 //
      4 // Copyright (C) 2018 Sean Young <sean (at) mess.org>
      5 
      6 #include <linux/bpf.h>
      7 #include <linux/lirc.h>
      8 #include "bpf_helpers.h"
      9 
     10 SEC("lirc_mode2")
     11 int bpf_decoder(unsigned int *sample)
     12 {
     13 	if (LIRC_IS_PULSE(*sample)) {
     14 		unsigned int duration = LIRC_VALUE(*sample);
     15 
     16 		if (duration & 0x10000)
     17 			bpf_rc_keydown(sample, 0x40, duration & 0xffff, 0);
     18 	}
     19 
     20 	return 0;
     21 }
     22 
     23 char _license[] SEC("license") = "GPL";
     24