diff options
Diffstat (limited to 'Documentation/ABI/testing/debugfs-hisi-hpre')
| -rw-r--r-- | Documentation/ABI/testing/debugfs-hisi-hpre | 178 |
1 files changed, 94 insertions, 84 deletions
diff --git a/Documentation/ABI/testing/debugfs-hisi-hpre b/Documentation/ABI/testing/debugfs-hisi-hpre index b4be5f1db4b7..396de7bc735d 100644 --- a/Documentation/ABI/testing/debugfs-hisi-hpre +++ b/Documentation/ABI/testing/debugfs-hisi-hpre @@ -1,140 +1,150 @@ -What: /sys/kernel/debug/hisi_hpre/<bdf>/cluster[0-3]/regs -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: Dump debug registers from the HPRE cluster. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/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, +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/rdclr_en -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: HPRE cores debug registers read clear control. 1 means enable +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/current_qm -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: One HPRE controller has one PF and multiple VFs, each function +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/regs -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: Dump debug registers from the HPRE. +What: /sys/kernel/debug/hisi_hpre/<bdf>/alg_qos +Date: Jun 2021 +Contact: linux-crypto@vger.kernel.org +Description: The <bdf> is related the function for PF and VF. + HPRE 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_hpre/<bdf>/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/<bdf>/qm/regs -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: Dump debug registers from the QM. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/qm/current_q -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: One QM may contain multiple queues. Select specific queue to +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/qm/clear_enable -Date: Sep 2019 -Contact: linux-crypto@vger.kernel.org -Description: QM debug registers(regs) read clear control. 1 means enable +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/qm/err_irq -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the number of invalid interrupts for +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/qm/aeq_irq -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the number of QM async event queue interrupts. +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/qm/abnormal_irq -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the number of interrupts for QM abnormal event. +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/qm/create_qp_err -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the number of queue allocation errors. +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/qm/mb_err -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the number of failed QM mailbox commands. +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/qm/status -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the status of the QM. +What: /sys/kernel/debug/hisi_hpre/<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 HPRE. -What: /sys/kernel/debug/hisi_hpre/<bdf>/hpre_dfx/send_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of sent requests. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/recv_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of received requests. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/send_busy_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of requests sent +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/send_fail_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of completed but error requests. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/invalid_req_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of invalid requests being received. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/overtime_thrhld -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Set the threshold time for counting the request which is +What: /sys/kernel/debug/hisi_hpre/<bdf>/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/<bdf>/hpre_dfx/over_thrhld_cnt -Date: Apr 2020 -Contact: linux-crypto@vger.kernel.org -Description: Dump the total number of time out requests. +What: /sys/kernel/debug/hisi_hpre/<bdf>/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. |