Update documentation describing DebugFS for function's QoS limiting.
Signed-off-by: Kai Ye <[email protected]>
---
Documentation/ABI/testing/debugfs-hisi-hpre | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/Documentation/ABI/testing/debugfs-hisi-hpre b/Documentation/ABI/testing/debugfs-hisi-hpre
index b4be5f1db4b7..8199a754c8c4 100644
--- a/Documentation/ABI/testing/debugfs-hisi-hpre
+++ b/Documentation/ABI/testing/debugfs-hisi-hpre
@@ -27,6 +27,16 @@ 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>/alg_qos
+Date: Jun 2021
+Contact: [email protected]
+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: [email protected]
--
2.33.0