Documentation/ABI/testing/debugfs-hisi-zip

   1 What:           /sys/kernel/debug/hisi_zip/<bdf>/comp_core[01]/regs
   2 Date:           Nov 2018
   3 Contact:        linux-crypto@vger.kernel.org
   4 Description:    Dump of compression cores related debug registers.
   5                 Only available for PF.
   6
   7 What:           /sys/kernel/debug/hisi_zip/<bdf>/decomp_core[0-5]/regs
   8 Date:           Nov 2018
   9 Contact:        linux-crypto@vger.kernel.org
  10 Description:    Dump of decompression cores related debug registers.
  11                 Only available for PF.
  12
  13 What:           /sys/kernel/debug/hisi_zip/<bdf>/clear_enable
  14 Date:           Nov 2018
  15 Contact:        linux-crypto@vger.kernel.org
  16 Description:    Compression/decompression core debug registers read clear
  17                 control. 1 means enable register read clear, otherwise 0.
  18                 Writing to this file has no functional effect, only enable or
  19                 disable counters clear after reading of these registers.
  20                 Only available for PF.
  21
  22 What:           /sys/kernel/debug/hisi_zip/<bdf>/current_qm
  23 Date:           Nov 2018
  24 Contact:        linux-crypto@vger.kernel.org
  25 Description:    One ZIP controller has one PF and multiple VFs, each function
  26                 has a QM. Select the QM which below qm refers to.
  27                 Only available for PF.
  28
  29 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/regs
  30 Date:           Nov 2018
  31 Contact:        linux-crypto@vger.kernel.org
  32 Description:    Dump of QM related debug registers.
  33                 Available for PF and VF in host. VF in guest currently only
  34                 has one debug register.
  35
  36 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/current_q
  37 Date:           Nov 2018
  38 Contact:        linux-crypto@vger.kernel.org
  39 Description:    One QM may contain multiple queues. Select specific queue to
  40                 show its debug registers in above regs.
  41                 Only available for PF.
  42
  43 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/clear_enable
  44 Date:           Nov 2018
  45 Contact:        linux-crypto@vger.kernel.org
  46 Description:    QM debug registers(regs) read clear control. 1 means enable
  47                 register read clear, otherwise 0.
  48                 Writing to this file has no functional effect, only enable or
  49                 disable counters clear after reading of these registers.
  50                 Only available for PF.
  51
  52 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/err_irq
  53 Date:           Apr 2020
  54 Contact:        linux-crypto@vger.kernel.org
  55 Description:    Dump the number of invalid interrupts for
  56                 QM task completion.
  57                 Available for both PF and VF, and take no other effect on ZIP.
  58
  59 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/aeq_irq
  60 Date:           Apr 2020
  61 Contact:        linux-crypto@vger.kernel.org
  62 Description:    Dump the number of QM async event queue interrupts.
  63                 Available for both PF and VF, and take no other effect on ZIP.
  64
  65 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/abnormal_irq
  66 Date:           Apr 2020
  67 Contact:        linux-crypto@vger.kernel.org
  68 Description:    Dump the number of interrupts for QM abnormal event.
  69                 Available for both PF and VF, and take no other effect on ZIP.
  70
  71 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/create_qp_err
  72 Date:           Apr 2020
  73 Contact:        linux-crypto@vger.kernel.org
  74 Description:    Dump the number of queue allocation errors.
  75                 Available for both PF and VF, and take no other effect on ZIP.
  76
  77 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/mb_err
  78 Date:           Apr 2020
  79 Contact:        linux-crypto@vger.kernel.org
  80 Description:    Dump the number of failed QM mailbox commands.
  81                 Available for both PF and VF, and take no other effect on ZIP.
  82
  83 What:           /sys/kernel/debug/hisi_zip/<bdf>/qm/status
  84 Date:           Apr 2020
  85 Contact:        linux-crypto@vger.kernel.org
  86 Description:    Dump the status of the QM.
  87                 Four states: initiated, started, stopped and closed.
  88                 Available for both PF and VF, and take no other effect on ZIP.
  89
  90 What:           /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/send_cnt
  91 Date:           Apr 2020
  92 Contact:        linux-crypto@vger.kernel.org
  93 Description:    Dump the total number of sent requests.
  94                 Available for both PF and VF, and take no other effect on ZIP.
  95
  96 What:           /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/recv_cnt
  97 Date:           Apr 2020
  98 Contact:        linux-crypto@vger.kernel.org
  99 Description:    Dump the total number of received requests.
 100                 Available for both PF and VF, and take no other effect on ZIP.
 101
 102 What:           /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/send_busy_cnt
 103 Date:           Apr 2020
 104 Contact:        linux-crypto@vger.kernel.org
 105 Description:    Dump the total number of requests received
 106                 with returning busy.
 107                 Available for both PF and VF, and take no other effect on ZIP.
 108
 109 What:           /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/err_bd_cnt
 110 Date:           Apr 2020
 111 Contact:        linux-crypto@vger.kernel.org
 112 Description:    Dump the total number of BD type error requests
 113                 to be received.
 114                 Available for both PF and VF, and take no other effect on ZIP.