diff options
Diffstat (limited to 'Documentation/ABI/testing/debugfs-hisi-sec')
| -rw-r--r-- | Documentation/ABI/testing/debugfs-hisi-sec | 148 |
1 files changed, 121 insertions, 27 deletions
diff --git a/Documentation/ABI/testing/debugfs-hisi-sec b/Documentation/ABI/testing/debugfs-hisi-sec index 06adb899495e..93c530d1bf0f 100644 --- a/Documentation/ABI/testing/debugfs-hisi-sec +++ b/Documentation/ABI/testing/debugfs-hisi-sec @@ -1,43 +1,137 @@ -What: /sys/kernel/debug/hisi_sec/<bdf>/sec_dfx -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: Dump the debug registers of SEC cores. - Only available for PF. - -What: /sys/kernel/debug/hisi_sec/<bdf>/clear_enable -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: Enabling/disabling of clear action after reading +What: /sys/kernel/debug/hisi_sec2/<bdf>/clear_enable +Date: Oct 2019 +Contact: linux-crypto@vger.kernel.org +Description: Enabling/disabling of clear action after reading the SEC debug registers. 0: disable, 1: enable. Only available for PF, and take no other effect on SEC. -What: /sys/kernel/debug/hisi_sec/<bdf>/current_qm -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: One SEC controller has one PF and multiple VFs, each function +What: /sys/kernel/debug/hisi_sec2/<bdf>/current_qm +Date: Oct 2019 +Contact: linux-crypto@vger.kernel.org +Description: One SEC controller has one PF and multiple VFs, each function has a QM. This file can be used to select the QM which below qm refers to. Only available for PF. -What: /sys/kernel/debug/hisi_sec/<bdf>/qm/qm_regs -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: Dump of QM related debug registers. +What: /sys/kernel/debug/hisi_sec2/<bdf>/alg_qos +Date: Jun 2021 +Contact: linux-crypto@vger.kernel.org +Description: The <bdf> is related the function for PF and VF. + SEC driver supports to configure each function's QoS, the driver + supports to write <bdf> value to alg_qos in the host. Such as + "echo <bdf> value > alg_qos". The qos value is 1~1000, means + 1/1000~1000/1000 of total QoS. The driver reading alg_qos to + get related QoS in the host and VM, Such as "cat alg_qos". + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/qm_regs +Date: Oct 2019 +Contact: linux-crypto@vger.kernel.org +Description: Dump of QM related debug registers. Available for PF and VF in host. VF in guest currently only has one debug register. -What: /sys/kernel/debug/hisi_sec/<bdf>/qm/current_q -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: One QM of SEC may contain multiple queues. Select specific - queue to show its debug registers in above 'qm_regs'. +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/current_q +Date: Oct 2019 +Contact: linux-crypto@vger.kernel.org +Description: One QM of SEC may contain multiple queues. Select specific + queue to show its debug registers in above 'regs'. Only available for PF. -What: /sys/kernel/debug/hisi_sec/<bdf>/qm/clear_enable -Date: Oct 2019 -Contact: linux-crypto@vger.kernel.org -Description: Enabling/disabling of clear action after reading +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/clear_enable +Date: Oct 2019 +Contact: linux-crypto@vger.kernel.org +Description: Enabling/disabling of clear action after reading the SEC's QM debug registers. 0: disable, 1: enable. Only available for PF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/err_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of invalid interrupts for + QM task completion. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/aeq_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of QM async event queue interrupts. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/abnormal_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of interrupts for QM abnormal event. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/create_qp_err +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of queue allocation errors. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/mb_err +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of failed QM mailbox commands. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/status +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the status of the QM. + Four states: initiated, started, stopped and closed. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/qm/diff_regs +Date: Mar 2022 +Contact: linux-crypto@vger.kernel.org +Description: QM debug registers(regs) read hardware register value. This + node is used to show the change of the qm register values. This + node can be help users to check the change of register values. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/diff_regs +Date: Mar 2022 +Contact: linux-crypto@vger.kernel.org +Description: SEC debug registers(regs) read hardware register value. This + node is used to show the change of the register values. This + node can be help users to check the change of register values. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/send_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of sent requests. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/recv_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of received requests. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/send_busy_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of requests sent with returning busy. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/err_bd_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of BD type error requests + to be received. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/invalid_req_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of invalid requests being received. + Available for both PF and VF, and take no other effect on SEC. + +What: /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/done_flag_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of completed but marked error requests + to be received. + Available for both PF and VF, and take no other effect on SEC. |