| What: /sys/kernel/debug/hisi_zip/<bdf>/comp_core[01]/regs |
| Date: Nov 2018 |
| Contact: linux-crypto@vger.kernel.org |
| Description: Dump of compression cores related debug registers. |
| Only available for PF. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/decomp_core[0-5]/regs |
| Date: Nov 2018 |
| Contact: linux-crypto@vger.kernel.org |
| Description: Dump of decompression cores related debug registers. |
| Only available for PF. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/clear_enable |
| Date: Nov 2018 |
| Contact: linux-crypto@vger.kernel.org |
| Description: Compression/decompression core 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_zip/<bdf>/current_qm |
| Date: Nov 2018 |
| Contact: linux-crypto@vger.kernel.org |
| Description: One ZIP 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_zip/<bdf>/alg_qos |
| Date: Jun 2021 |
| Contact: linux-crypto@vger.kernel.org |
| Description: The <bdf> is related the function for PF and VF. |
| ZIP 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_zip/<bdf>/qm/regs |
| Date: Nov 2018 |
| 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_zip/<bdf>/qm/current_q |
| Date: Nov 2018 |
| 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_zip/<bdf>/qm/clear_enable |
| Date: Nov 2018 |
| 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_zip/<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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<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 registers value. This |
| node can be help users to check the change of register values. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/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 ZIP. |
| 0: not wait(default), others value: wait dev_timeout * 20 microsecond. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/diff_regs |
| Date: Mar 2022 |
| Contact: linux-crypto@vger.kernel.org |
| Description: ZIP debug registers(regs) read hardware register value. This |
| node is used to show the change of the registers value. this |
| node can be help users to check the change of register values. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/zip_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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/zip_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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/zip_dfx/send_busy_cnt |
| Date: Apr 2020 |
| Contact: linux-crypto@vger.kernel.org |
| Description: Dump the total number of requests received |
| with returning busy. |
| Available for both PF and VF, and take no other effect on ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/zip_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 ZIP. |
| |
| What: /sys/kernel/debug/hisi_zip/<bdf>/cap_regs |
| Date: Oct 2024 |
| Contact: linux-crypto@vger.kernel.org |
| Description: Dump the values of the qm and zip capability bit registers and |
| support the query of device specifications to facilitate fault locating. |
| Available for both PF and VF, and take no other effect on ZIP. |
