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Subject[PATCH v2 1/4] Documentation: Add debugfs doc for hisi_zip
Date
Add debugfs descriptions for HiSilicon ZIP and QM driver.

Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
Documentation/ABI/testing/debugfs-hisi-zip | 50 ++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
create mode 100644 Documentation/ABI/testing/debugfs-hisi-zip

diff --git a/Documentation/ABI/testing/debugfs-hisi-zip b/Documentation/ABI/testing/debugfs-hisi-zip
new file mode 100644
index 0000000..a7c63e6
--- /dev/null
+++ b/Documentation/ABI/testing/debugfs-hisi-zip
@@ -0,0 +1,50 @@
+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>/qm/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 qm_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(qm_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.
--
2.8.1
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