X-Git-Url: https://gerrit.fd.io/r/gitweb?p=deb_dpdk.git;a=blobdiff_plain;f=doc%2Fguides%2Fcryptodevs%2Fscheduler.rst;h=a754a27e65ad1fbb9ed11e3ce9d4fca9cb3ab8ba;hp=d67894d5516d5531ae5699e7de77e1e581dcfa3c;hb=b63264c8342e6a1b6971c79550d2af2024b6a4de;hpb=ca33590b6af032bff57d9cc70455660466a654b2

diff --git a/doc/guides/cryptodevs/scheduler.rst b/doc/guides/cryptodevs/scheduler.rst
index d67894d5..a754a27e 100644
--- a/doc/guides/cryptodevs/scheduler.rst
+++ b/doc/guides/cryptodevs/scheduler.rst
@@ -71,6 +71,11 @@ two calls:
   mode parameter values are specified in the "Cryptodev Scheduler Modes
   Overview" section.
 
+* mode_param: Specify the mode-specific parameter. Some scheduling modes
+  may be initialized with specific parameters other than the default ones,
+  such as the **threshold** packet size of **packet-size-distr** mode. This
+  parameter fulfills the purpose.
+
 * ordering: Specify the status of the crypto operations ordering feature.
   The value of this parameter can be "enable" or "disable". This feature
   is disabled by default.
@@ -132,7 +137,12 @@ operation:
    **option_type** must be **CDEV_SCHED_OPTION_THRESHOLD** and **option** should
    point to a rte_cryptodev_scheduler_threshold_option structure filled with
    appropriate threshold value. Please NOTE this threshold has be a power-of-2
-   unsigned integer.
+   unsigned integer. It is possible to use **mode_param** initialization
+   parameter to achieve the same purpose. For example:
+
+   ... --vdev "crypto_scheduler,mode=packet-size-distr,mode_param=threshold:512" ...
+
+   The above parameter will overwrite the threshold value to 512.
 
 *   **CDEV_SCHED_MODE_FAILOVER:**