LayerscapeのトピックLS1043A DPAA work queue strict-only scheduling in a channel https://community.nxp.com/t5/Layerscape/LS1043A-DPAA-work-queue-strict-only-scheduling-in-a-channel/m-p/659046#M2369 <HTML><HEAD></HEAD><BODY><P>In LS1043A DPAA hardware, current work queue (WQ) scheduling follows two level scheduler schema, which is mixture of strict and round-robin prioritization.</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="wx-prioritization.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/17395iD2A298B5CAA3823D/image-size/large?v=v2&amp;px=999" role="button" title="wx-prioritization.png" alt="wx-prioritization.png" /></span></P><P></P><P>Is somehow possible to simplify the DPAA approach and use only 8 strict priorities with round robin completely disabled? (WQ 0 -&gt; Priority 0, WQ 1 -&gt; Priority 1, WQ 2 -&gt; Priority 2, ..., WQ 7 -&gt; Priority 7. Higher priority WQ has absolute strict priority over all lower priority WQs)</P></BODY></HTML> Wed, 03 May 2017 05:58:30 GMT cyrilstrejc 2017-05-03T05:58:30Z LS1043A DPAA work queue strict-only scheduling in a channel https://community.nxp.com/t5/Layerscape/LS1043A-DPAA-work-queue-strict-only-scheduling-in-a-channel/m-p/659046#M2369 <HTML><HEAD></HEAD><BODY><P>In LS1043A DPAA hardware, current work queue (WQ) scheduling follows two level scheduler schema, which is mixture of strict and round-robin prioritization.</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="wx-prioritization.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/17395iD2A298B5CAA3823D/image-size/large?v=v2&amp;px=999" role="button" title="wx-prioritization.png" alt="wx-prioritization.png" /></span></P><P></P><P>Is somehow possible to simplify the DPAA approach and use only 8 strict priorities with round robin completely disabled? (WQ 0 -&gt; Priority 0, WQ 1 -&gt; Priority 1, WQ 2 -&gt; Priority 2, ..., WQ 7 -&gt; Priority 7. Higher priority WQ has absolute strict priority over all lower priority WQs)</P></BODY></HTML> Wed, 03 May 2017 05:58:30 GMT https://community.nxp.com/t5/Layerscape/LS1043A-DPAA-work-queue-strict-only-scheduling-in-a-channel/m-p/659046#M2369 cyrilstrejc 2017-05-03T05:58:30Z Re: LS1043A DPAA work queue strict-only scheduling in a channel https://community.nxp.com/t5/Layerscape/LS1043A-DPAA-work-queue-strict-only-scheduling-in-a-channel/m-p/659047#M2370 <HTML><HEAD></HEAD><BODY><P>It is not possible to use 8 strict priorities. In other words, it's not possible to disable round robin selection that is used for medium and low priority tiers.</P><P><BR />Have a great day,<BR />Alexander<BR />TIC</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Mon, 22 May 2017 15:31:41 GMT https://community.nxp.com/t5/Layerscape/LS1043A-DPAA-work-queue-strict-only-scheduling-in-a-channel/m-p/659047#M2370 alexander_yakov 2017-05-22T15:31:41Z