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crypto: hisilicon/qm - add debugfs for QM

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Add DebugFS method to get the information of IRQ/Requests/QP .etc of QM
for HPRE/ZIP/SEC drivers.

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Longfang Liu
2020-05-15 17:13:54 +08:00
committed by Herbert Xu
parent 7795c0baf5
commit 8502652542
5 changed files with 153 additions and 0 deletions
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31
Documentation/ABI/testing/debugfs-hisi-sec
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@@ -41,3 +41,34 @@ 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.