From patchwork Mon May 15 09:06:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Selvin Xavier X-Patchwork-Id: 13241029 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 CFBECC77B75 for ; Mon, 15 May 2023 09:22:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232865AbjEOJWu (ORCPT ); Mon, 15 May 2023 05:22:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239726AbjEOJWT (ORCPT ); Mon, 15 May 2023 05:22:19 -0400 Received: from mail-pg1-x52b.google.com (mail-pg1-x52b.google.com [IPv6:2607:f8b0:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1681D173F for ; Mon, 15 May 2023 02:18:37 -0700 (PDT) Received: by mail-pg1-x52b.google.com with SMTP id 41be03b00d2f7-530638a60e1so5065480a12.2 for ; Mon, 15 May 2023 02:18:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1684142316; x=1686734316; h=references:in-reply-to:message-id:date:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to; bh=VRZ/nD055895JmYU846sGu0C711zBZ4bVNVzpTCK3LU=; b=BDpY2PnX9b2D2Z7hBBifsESx90xxRgEn95mWgPgi4rmgBzM2i5z/ZKPOFB4LmT5t5c K8ie/LkHwleQAzR3v/7xyWBW2cErp7AkHeZVw46aGl2rv764C7lSKLMYFUFs+5iess6U V1xSC5RKvw0fTi/dhtEOshlSOg5S/RmsbKwA0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684142316; x=1686734316; h=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=VRZ/nD055895JmYU846sGu0C711zBZ4bVNVzpTCK3LU=; b=iIxTVmQyEHxr+cLwgqTF5ysExdS0tPymdyC8Cf9Bkj4BC0L278Gz0Y7WgQf93ODwnr JSHk7LvdX1OFzoBQr1Ocq/px1fAkLYJDxP1aKcSoAxWe7AAuN3hOWkAh7dspHJMOBp50 Dje/DbpHUXE0xRaSLCyw8H3TGpi7WqZQti7wr3El0BcrniKQY7weGnVoocdB+EnT+2pd Yh69+pC1qUqw9p8IJV2m1pbp4tFpyCqhnkDMjUwKO8W63z3NtxJyPB92SV+OmTMymoer HCOTNPWlSaaNPHTrBBXyAcL+tQT+6BTNdTVK0sCi/IpoFJR3iMOS4/daErKZhLEoL0g+ 3ycw== X-Gm-Message-State: AC+VfDyxFY6epf/bUGSJkJwlMFJwQiwr0wZURdiUdwZ10hERJOMjK1FY LQ+S/mAZ176lJsm2I8/wWFH11A== X-Google-Smtp-Source: ACHHUZ6c+HhoZ7GMKBrl0gHR5t8tRf5nFa5GD4KS8ChIq7q9m8Yi/8By4NNFqec3N82/T2UT7IPjdQ== X-Received: by 2002:a17:90b:388e:b0:252:f52e:97a9 with SMTP id mu14-20020a17090b388e00b00252f52e97a9mr3323928pjb.7.1684142316453; Mon, 15 May 2023 02:18:36 -0700 (PDT) Received: from dhcp-10-192-206-197.iig.avagotech.net.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id q7-20020a654947000000b00520f316ebe3sm10402169pgs.62.2023.05.15.02.18.33 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 May 2023 02:18:35 -0700 (PDT) From: Selvin Xavier To: jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com, Selvin Xavier Subject: [PATCH v3 for-next 3/6] RDMA/bnxt_re: Query function capabilities from firmware Date: Mon, 15 May 2023 02:06:47 -0700 Message-Id: <1684141610-17588-4-git-send-email-selvin.xavier@broadcom.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1684141610-17588-1-git-send-email-selvin.xavier@broadcom.com> References: <1684141610-17588-1-git-send-email-selvin.xavier@broadcom.com> Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Query Function capabilities to enable advanced features. Signed-off-by: Selvin Xavier --- drivers/infiniband/hw/bnxt_re/main.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index a866951..993fb62 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -83,6 +83,7 @@ static int bnxt_re_netdev_event(struct notifier_block *notifier, unsigned long event, void *ptr); static struct bnxt_re_dev *bnxt_re_from_netdev(struct net_device *netdev); static void bnxt_re_dev_uninit(struct bnxt_re_dev *rdev); +static int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev); static void bnxt_re_set_drv_mode(struct bnxt_re_dev *rdev, u8 mode) { @@ -91,6 +92,9 @@ static void bnxt_re_set_drv_mode(struct bnxt_re_dev *rdev, u8 mode) cctx = rdev->chip_ctx; cctx->modes.wqe_mode = bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx) ? mode : BNXT_QPLIB_WQE_MODE_STATIC; + if (bnxt_re_hwrm_qcaps(rdev)) + dev_err(rdev_to_dev(rdev), + "Failed to query hwrm qcaps\n"); } static void bnxt_re_destroy_chip_ctx(struct bnxt_re_dev *rdev) @@ -334,6 +338,25 @@ static void bnxt_re_fill_fw_msg(struct bnxt_fw_msg *fw_msg, void *msg, fw_msg->timeout = timeout; } +/* Query function capabilities using common hwrm */ +int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev) +{ + struct bnxt_en_dev *en_dev = rdev->en_dev; + struct hwrm_func_qcaps_output resp = {0}; + struct hwrm_func_qcaps_input req = {0}; + struct bnxt_qplib_chip_ctx *cctx; + struct bnxt_fw_msg fw_msg; + + cctx = rdev->chip_ctx; + memset(&fw_msg, 0, sizeof(fw_msg)); + bnxt_re_init_hwrm_hdr(rdev, (void *)&req, + HWRM_FUNC_QCAPS, -1, -1); + req.fid = cpu_to_le16(0xffff); + bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, + sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); + return bnxt_send_msg(en_dev, &fw_msg); +} + static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev, u16 fw_ring_id, int type) {