# tracer: nop
#
# entries-in-buffer/entries-written: 54/54   #P:4
#
#                                _-----=> irqs-off/BH-disabled
#                               / _----=> need-resched
#                              | / _---=> hardirq/softirq
#                              || / _--=> preempt-depth
#                              ||| / _-=> migrate-disable
#                              |||| /     delay
#           TASK-PID     CPU#  |||||  TIMESTAMP  FUNCTION
#              | |         |   |||||     |         |
    speaker-test-727     [000] .....   435.695737: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [07-00-04-00-02]
    speaker-test-727     [000] .....   435.697200: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.697286: i2c_write: i2c-1 #0 a=030 f=0000 l=4 [0f-00-00-00]
    speaker-test-727     [000] .....   435.697289: i2c_read: i2c-1 #1 a=030 f=0001 l=1
    speaker-test-727     [000] .....   435.699013: i2c_reply: i2c-1 #1 a=030 f=0001 l=1 [00]
    speaker-test-727     [000] .....   435.699015: i2c_result: i2c-1 n=2 ret=2
    speaker-test-727     [000] .....   435.713057: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-06-00-04]
    speaker-test-727     [000] .....   435.714510: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.714516: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-06-00-00]
    speaker-test-727     [000] .....   435.715970: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.716202: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-0b-00-02]
    speaker-test-727     [000] .....   435.717652: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.717665: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-19-00-02]
    speaker-test-727     [000] .....   435.719119: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.719124: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [05-00-00-00-00]
    speaker-test-727     [000] .....   435.720573: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.720578: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [05-00-01-00-10]
    speaker-test-727     [000] .....   435.722029: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.722036: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-18-00-1c]
    speaker-test-727     [000] .....   435.723487: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.723493: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-12-00-01]
    speaker-test-727     [000] .....   435.724944: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.724949: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-13-00-00]
    speaker-test-727     [000] .....   435.726399: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.726404: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-10-00-10]
    speaker-test-727     [000] .....   435.727858: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.727864: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [04-00-11-00-00]
    speaker-test-727     [000] .....   435.729313: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.729319: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-10-00-99]
    speaker-test-727     [000] .....   435.730770: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.730776: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [08-00-32-00-20]
    speaker-test-727     [000] .....   435.732229: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.732236: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [02-00-00-00-be]
    speaker-test-727     [000] .....   435.733685: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.733690: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [02-00-00-00-ae]
    speaker-test-727     [000] .....   435.735143: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.747176: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-10-00-00]
    speaker-test-727     [000] .....   435.748625: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   435.748631: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [08-00-32-00-00]
    speaker-test-727     [000] .....   435.750082: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   440.229374: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-06-00-02]
    speaker-test-727     [000] .....   440.230543: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   440.230549: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [01-00-06-00-06]
    speaker-test-727     [000] .....   440.231707: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   440.231930: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [07-00-04-00-02]
    speaker-test-727     [000] .....   440.233087: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   440.233092: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [02-00-00-00-be]
    speaker-test-727     [000] .....   440.234249: i2c_result: i2c-1 n=1 ret=1
    speaker-test-727     [000] .....   440.234318: i2c_write: i2c-1 #0 a=030 f=0000 l=4 [0f-00-00-00]
    speaker-test-727     [000] .....   440.234321: i2c_read: i2c-1 #1 a=030 f=0001 l=1
    speaker-test-727     [000] .....   440.235703: i2c_reply: i2c-1 #1 a=030 f=0001 l=1 [00]
    speaker-test-727     [000] .....   440.235705: i2c_result: i2c-1 n=2 ret=2
    speaker-test-727     [000] .....   440.235710: i2c_write: i2c-1 #0 a=030 f=0000 l=5 [02-00-00-00-fe]
    speaker-test-727     [000] .....   440.236869: i2c_result: i2c-1 n=1 ret=1