What: /sys/kernel/debug/hisi_hpre//cluster[0-3]/regs Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: Dump debug registers from the HPRE cluster. Only available for PF. What: /sys/kernel/debug/hisi_hpre//cluster[0-3]/cluster_ctrl Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: Write the HPRE core selection in the cluster into this file, and then we can read the debug information of the core. Only available for PF. What: /sys/kernel/debug/hisi_hpre//rdclr_en Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: HPRE cores debug registers read clear control. 1 means enable register read clear, otherwise 0. Writing to this file has no functional effect, only enable or disable counters clear after reading of these registers. Only available for PF. What: /sys/kernel/debug/hisi_hpre//current_qm Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: One HPRE controller has one PF and multiple VFs, each function has a QM. Select the QM which below qm refers to. Only available for PF. What: /sys/kernel/debug/hisi_hpre//alg_qos Date: Jun 2021 Contact: linux-crypto@vger.kernel.org Description: The is related the function for PF and VF. HPRE driver supports to configure each function's QoS, the driver supports to write value to alg_qos in the host. Such as "echo 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_hpre//regs Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: Dump debug registers from the HPRE. Only available for PF. What: /sys/kernel/debug/hisi_hpre//qm/regs Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: Dump debug registers from the QM. Available for PF and VF in host. VF in guest currently only has one debug register. What: /sys/kernel/debug/hisi_hpre//qm/current_q Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: One QM may contain multiple queues. Select specific queue to show its debug registers in above regs. Only available for PF. What: /sys/kernel/debug/hisi_hpre//qm/clear_enable Date: Sep 2019 Contact: linux-crypto@vger.kernel.org Description: QM debug registers(regs) read clear control. 1 means enable register read clear, otherwise 0. Writing to this file has no functional effect, only enable or disable counters clear after reading of these registers. Only available for PF. What: /sys/kernel/debug/hisi_hpre//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 HPRE. What: /sys/kernel/debug/hisi_hpre//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 HPRE. What: /sys/kernel/debug/hisi_hpre//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 HPRE. What: /sys/kernel/debug/hisi_hpre//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 HPRE. What: /sys/kernel/debug/hisi_hpre//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 HPRE. What: /sys/kernel/debug/hisi_hpre//qm/status Date: Apr 2020 Contact: linux-crypto@vger.kernel.org Description: Dump the status of the QM. Two states: work, stop. Available for both PF and VF, and take no other effect on HPRE. What: /sys/kernel/debug/hisi_hpre//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_hpre//qm/qm_state Date: Jan 2024 Contact: linux-crypto@vger.kernel.org Description: Dump the state of the device. 0: busy, 1: idle. Only available for PF, and take no other effect on HPRE. What: /sys/kernel/debug/hisi_hpre//qm/dev_timeout Date: Feb 2024 Contact: linux-crypto@vger.kernel.org Description: Set the wait time when stop queue fails. Available for both PF and VF, and take no other effect on HPRE. 0: not wait(default), others value: wait dev_timeout * 20 microsecond. What: /sys/kernel/debug/hisi_hpre//qm/dev_state Date: Feb 2024 Contact: linux-crypto@vger.kernel.org Description: Dump the stop queue status of the QM. The default value is 0, if dev_timeout is set, when stop queue fails, the dev_state will return non-zero value. Available for both PF and VF, and take no other effect on HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_dfx/diff_regs Date: Mar 2022 Contact: linux-crypto@vger.kernel.org Description: HPRE 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_hpre//hpre_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 HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_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 HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_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 HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_dfx/send_fail_cnt Date: Apr 2020 Contact: linux-crypto@vger.kernel.org Description: Dump the total number of completed but error requests. Available for both PF and VF, and take no other effect on HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_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 HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_dfx/overtime_thrhld Date: Apr 2020 Contact: linux-crypto@vger.kernel.org Description: Set the threshold time for counting the request which is processed longer than the threshold. 0: disable(default), 1: 1 microsecond. Available for both PF and VF, and take no other effect on HPRE. What: /sys/kernel/debug/hisi_hpre//hpre_dfx/over_thrhld_cnt Date: Apr 2020 Contact: linux-crypto@vger.kernel.org Description: Dump the total number of time out requests. Available for both PF and VF, and take no other effect on HPRE.