From patchwork Fri May 15 17:11:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rahul Lakkireddy X-Patchwork-Id: 219159 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DBBF3C433DF for ; Fri, 15 May 2020 17:23:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BCD3720727 for ; Fri, 15 May 2020 17:23:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726639AbgEORXP (ORCPT ); Fri, 15 May 2020 13:23:15 -0400 Received: from stargate.chelsio.com ([12.32.117.8]:45782 "EHLO stargate.chelsio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726254AbgEORXP (ORCPT ); Fri, 15 May 2020 13:23:15 -0400 Received: from localhost (scalar.blr.asicdesigners.com [10.193.185.94]) by stargate.chelsio.com (8.13.8/8.13.8) with ESMTP id 04FHN7dq028033; Fri, 15 May 2020 10:23:08 -0700 From: Rahul Lakkireddy To: netdev@vger.kernel.org Cc: davem@davemloft.net, nirranjan@chelsio.com, vishal@chelsio.com, dt@chelsio.com Subject: [PATCH net-next 0/3] cxgb4: improve and tune TC-MQPRIO offload Date: Fri, 15 May 2020 22:41:02 +0530 Message-Id: X-Mailer: git-send-email 2.5.3 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Patch 1 improves the Tx path's credit request and recovery mechanism when running under heavy load. Patch 2 adds ability to tune the burst buffer sizes of all traffic classes to improve performance for <= 1500 MTU, under heavy load. Patch 3 adds support to track EOTIDs and dump software queue contexts used by TC-MQPRIO offload. Thanks, Rahul Rahul Lakkireddy (3): cxgb4: improve credits recovery in TC-MQPRIO Tx path cxgb4: tune burst buffer size for TC-MQPRIO offload cxgb4: add EOTID tracking and software context dump drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 30 ++-- .../ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 144 ++++++++++++++---- .../net/ethernet/chelsio/cxgb4/cxgb4_main.c | 3 +- .../ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c | 17 +++ .../ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.h | 1 + .../net/ethernet/chelsio/cxgb4/cxgb4_uld.h | 5 + drivers/net/ethernet/chelsio/cxgb4/sched.c | 3 +- drivers/net/ethernet/chelsio/cxgb4/sge.c | 40 +++-- drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 8 +- 9 files changed, 190 insertions(+), 61 deletions(-)