From patchwork Fri Nov 4 16:27:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 13032319 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 06231C433FE for ; Fri, 4 Nov 2022 16:27:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231475AbiKDQ1r (ORCPT ); Fri, 4 Nov 2022 12:27:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231536AbiKDQ1o (ORCPT ); Fri, 4 Nov 2022 12:27:44 -0400 Received: from mail-qt1-x836.google.com (mail-qt1-x836.google.com [IPv6:2607:f8b0:4864:20::836]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F70E205DA for ; Fri, 4 Nov 2022 09:27:42 -0700 (PDT) Received: by mail-qt1-x836.google.com with SMTP id fz10so3344627qtb.3 for ; Fri, 04 Nov 2022 09:27:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=lprgkkX+6FlZjo5KuogGNYXzzrUmE1gOIKUIAETT9J8=; b=QLl15efq1MCw1csm9O1OoxmlB4EODNRxKiKhEBu9QyYUzqeZ4UZ24UYJcaOOP4xQHe zF1VhXq0sVNWmY8v/UtdSz1b7SLsROpUZ3cdrX7YIkAZZ78Ehr29d7qeyhsFiCPuncZb ryrfa0P3RtgZmyjLz/T3GcTuDLg9aBQHDK87Y= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=lprgkkX+6FlZjo5KuogGNYXzzrUmE1gOIKUIAETT9J8=; b=UMcKXvMKjr8C4W2ws2kQX9VCJ70Im1CPQwoG9RicfpZsFqnfjYAh67g2MCvc39hx7t Z2dqq593+wGRkUsWUi6Q2YFnmjbtB5ijnxvF/EZTwfKvgnfr1nCQ4RSgDKZV/CotLL45 vpYTjRkr3q52PJKKesYtgNcKFg1Mat0Mxeu9u4AuoFOM8mfdD7Y0O7PfbAjRBJWTgCBP RnzP7Njyt8QTclffxZDMr1opzNlhMwtcKyXz01lZG0VsutJmwHxqzjs1BiQLZJrPXBw6 CDCEDmkPUcpzg+4rcWjj98hDh4fAzQyC8K6r3i7kzIEXTwDU4cdDNet1uEpAfwfrgeTM w4uQ== X-Gm-Message-State: ACrzQf29wjlyd5zKgejsADcY3ciLGtLFW0L1EF/epudxyqSIjAXgqr0g 7udO7R/QT3O817x1rI4oYsmr5A== X-Google-Smtp-Source: AMsMyM6yoe+efDWXwP8vQxWPO4YRugL9V+5YE3z270qrcSFgnkWoZ6cihb7wAblVNHVbzwpgOp25Iw== X-Received: by 2002:ac8:44d0:0:b0:3a5:3623:c0e with SMTP id b16-20020ac844d0000000b003a536230c0emr18126158qto.251.1667579261189; Fri, 04 Nov 2022 09:27:41 -0700 (PDT) Received: from C02GC2QQMD6T.wifi.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id x17-20020a05620a449100b006fa31bf2f3dsm3290395qkp.47.2022.11.04.09.27.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Nov 2022 09:27:38 -0700 (PDT) From: Ajit Khaparde To: ajit.khaparde@broadcom.com Cc: andrew.gospodarek@broadcom.com, davem@davemloft.net, edumazet@google.com, jgg@ziepe.ca, kuba@kernel.org, leon@kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, michael.chan@broadcom.com, netdev@vger.kernel.org, pabeni@redhat.com, selvin.xavier@broadcom.com Subject: [PATCH v3 0/6] Add Auxiliary driver support Date: Fri, 4 Nov 2022 09:27:27 -0700 Message-Id: <20221104162733.73345-1-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.37.1 (Apple Git-137.1) In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add auxiliary device driver for Broadcom devices. The bnxt_en driver will register and initialize an aux device if RDMA is enabled in the underlying device. The bnxt_re driver will then probe and initialize the RoCE interfaces with the infiniband stack. v1->v2: - Incorporated review comments including usage of ulp_id & complex function indirections. - Used function calls provided by the auxiliary bus interface instead of proprietary calls. - Refactor code to remove ROCE driver's access to bnxt structure. v2->v3: - Addressed review comments including cleanup of some unnecessary wrappers - Fixed warnings seen during cross compilation Please apply. Thanks. Ajit Khaparde (5): bnxt_en: Add auxiliary driver support RDMA/bnxt_re: Use auxiliary driver interface bnxt_en: Remove usage of ulp_id bnxt_en: Use direct API instead of indirection bnxt_en: Use auxiliary bus calls over proprietary calls Hongguang Gao (1): bnxt_en: Remove struct bnxt access from RoCE driver drivers/infiniband/hw/bnxt_re/bnxt_re.h | 9 +- drivers/infiniband/hw/bnxt_re/main.c | 578 +++++++----------- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 10 +- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 8 + drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 399 ++++++------ drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h | 49 +- 6 files changed, 480 insertions(+), 573 deletions(-)