crypto: hisilicon/qm - add debugfs to query the status of the stop queue

driver inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I76TVJ
CVE: NA

----------------------------------------------------------------------

Debugfs for query the status of stopping queue, the root user can
set the waiting time after the task flow fails to be stopped.
Signed-off-by: NWeili Qian <qianweili@huawei.com>
Signed-off-by: NJiangshui Yang <yangjiangshui@h-partners.com>

Documentation/ABI/testing/debugfs-hisi-hpre

@@ -94,6 +94,21 @@ 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>/qm/dev_timeout
+Date:		May 2023
+Contact:	qianweili@huawei.com
+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/<bdf>/qm/dev_state
+Date:		May 2023
+Contact:	qianweili@huawei.com
+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/<bdf>/hpre_dfx/send_cnt
 Date:           Apr 2020
 Contact:        linux-crypto@vger.kernel.org

Documentation/ABI/testing/debugfs-hisi-sec

@@ -74,6 +74,21 @@ 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/dev_timeout
+Date:		May 2023
+Contact:	qianweili@huawei.com
+Description:	Set the wait time when stop queue fails. Available for both PF
+		and VF, and take no other effect on SEC.
+		0: not wait(default), others value: wait dev_timeout * 20 microsecond.
+
+What:		/sys/kernel/debug/hisi_sec2/<bdf>/qm/dev_state
+Date:		May 2023
+Contact:	qianweili@huawei.com
+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 SEC.
+
 What:           /sys/kernel/debug/hisi_sec2/<bdf>/sec_dfx/send_cnt
 Date:           Apr 2020
 Contact:        linux-crypto@vger.kernel.org

Documentation/ABI/testing/debugfs-hisi-zip

@@ -87,6 +87,21 @@ 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 ZIP.
 
+What:		/sys/kernel/debug/hisi_zip/<bdf>/qm/dev_timeout
+Date:		May 2023
+Contact:	qianweili@huawei.com
+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:		May 2023
+Contact:	qianweili@huawei.com
+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/send_cnt
 Date:           Apr 2020
 Contact:        linux-crypto@vger.kernel.org