From patchwork Tue Jul 21 13:38:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kiyanovski, Arthur" X-Patchwork-Id: 1333045 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=amazon.com header.i=@amazon.com header.a=rsa-sha256 header.s=amazon201209 header.b=YAiSxba/; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BB06d28vdz9sR4 for ; Tue, 21 Jul 2020 23:38:33 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727861AbgGUNic (ORCPT ); Tue, 21 Jul 2020 09:38:32 -0400 Received: from smtp-fw-6001.amazon.com ([52.95.48.154]:44856 "EHLO smtp-fw-6001.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726412AbgGUNib (ORCPT ); Tue, 21 Jul 2020 09:38:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1595338712; x=1626874712; h=from:to:cc:subject:date:message-id:mime-version; bh=L9o2tY2bx9qJj5DazXdRvZ/5f5QfziJvRG2+QgkCtyk=; b=YAiSxba/5lt0fa0bpgusKjDoiUB3fovjo9y/bJTr35nWA/AGzVAxxJgp VtzrnTG5djKiBTxTJuaFD/xGKrD9Nh8Un0W6I3DOWiY87n+XL9ndlHLqg e8F/mwD74sG20WHiCBZ22C8pazePIcUOf+GwaWeP6yel21Q2hbWfO5A/K w=; IronPort-SDR: +lQIiTLXKF10j3h/bRVO30dKtj26gBDX1yZWqkuSKCMR3dvOVzrvzZcBtI/lgmbzQX7iLhg0SZ sYl1fdI2fWRw== X-IronPort-AV: E=Sophos;i="5.75,378,1589241600"; d="scan'208";a="44633307" Received: from iad12-co-svc-p1-lb1-vlan3.amazon.com (HELO email-inbound-relay-1d-5dd976cd.us-east-1.amazon.com) ([10.43.8.6]) by smtp-border-fw-out-6001.iad6.amazon.com with ESMTP; 21 Jul 2020 13:38:31 +0000 Received: from EX13MTAUWA001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan2.iad.amazon.com [10.40.159.162]) by email-inbound-relay-1d-5dd976cd.us-east-1.amazon.com (Postfix) with ESMTPS id DA012A2359; Tue, 21 Jul 2020 13:38:29 +0000 (UTC) Received: from EX13D10UWA003.ant.amazon.com (10.43.160.248) by EX13MTAUWA001.ant.amazon.com (10.43.160.118) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 21 Jul 2020 13:38:29 +0000 Received: from EX13MTAUWA001.ant.amazon.com (10.43.160.58) by EX13D10UWA003.ant.amazon.com (10.43.160.248) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 21 Jul 2020 13:38:28 +0000 Received: from HFA15-G63729NC.amazon.com (10.1.213.6) by mail-relay.amazon.com (10.43.160.118) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 21 Jul 2020 13:38:24 +0000 From: To: , CC: Arthur Kiyanovski , , , , , , , , , , , , , , Subject: [PATCH V3 net-next 0/8] ENA driver new features Date: Tue, 21 Jul 2020 16:38:03 +0300 Message-ID: <1595338691-3130-1-git-send-email-akiyano@amazon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Arthur Kiyanovski V4 changes: ----------- Add smp_rmb() to "net: ena: avoid unnecessary rearming of interrupt vector when busy-polling" to adhere to the linux kernel memory model, and update the commit message accordingly. V3 changes: ----------- 1. Add "net: ena: enable support of rss hash key and function changes" patch again, with more explanations why it should be in net-next in commit message. 2. Add synchronization considerations to "net: ena: avoid unnecessary rearming of interrupt vector when busy-polling" V2 changes: ----------- 1. Update commit messages of 2 patches to be more verbose. 2. Remove "net: ena: enable support of rss hash key and function changes" patch. Will be resubmitted net. V1 cover letter: ---------------- This patchset contains performance improvements, support for new devices and functionality: 1. Support for upcoming ENA devices 2. Avoid unnecessary IRQ unmasking in busy poll to reduce interrupt rate 3. Enabling device support for RSS function and key manipulation 4. Support for NIC-based traffic mirroring (SPAN port) 5. Additional PCI device ID 6. Cosmetic changes Arthur Kiyanovski (8): net: ena: avoid unnecessary rearming of interrupt vector when busy-polling net: ena: add reserved PCI device ID net: ena: cosmetic: satisfy gcc warning net: ena: cosmetic: change ena_com_stats_admin stats to u64 net: ena: add support for traffic mirroring net: ena: enable support of rss hash key and function changes net: ena: move llq configuration from ena_probe to ena_device_init() net: ena: support new LLQ acceleration mode .../net/ethernet/amazon/ena/ena_admin_defs.h | 47 ++++- drivers/net/ethernet/amazon/ena/ena_com.c | 19 +- drivers/net/ethernet/amazon/ena/ena_com.h | 13 +- drivers/net/ethernet/amazon/ena/ena_eth_com.c | 51 +++-- drivers/net/ethernet/amazon/ena/ena_eth_com.h | 3 +- drivers/net/ethernet/amazon/ena/ena_ethtool.c | 4 +- drivers/net/ethernet/amazon/ena/ena_netdev.c | 178 ++++++++++-------- drivers/net/ethernet/amazon/ena/ena_netdev.h | 3 + .../net/ethernet/amazon/ena/ena_pci_id_tbl.h | 5 + 9 files changed, 220 insertions(+), 103 deletions(-) Acked-by: Jakub Kicinski