From patchwork Wed Oct 16 07:55:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Selvin Xavier X-Patchwork-Id: 13837902 Received: from mail-pg1-f175.google.com (mail-pg1-f175.google.com [209.85.215.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2BE0A1D1E89 for ; Wed, 16 Oct 2024 08:16:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.175 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729066605; cv=none; b=IaXlHZw6p/P+34Jcr2Pye6xqpOa/Z+67oAIObPn4/pUA1V2exxSWADJfsQjIm+53SE60KrW6xoy2uFy6NtQ5xE7eZ09RjlanndGHIeQIshonHrdwYLvER1HZGhJgnaaiMzzKYdlQX0NeQAF28ViQJiXCj28/0HRYRnHqdA+NF88= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729066605; c=relaxed/simple; bh=V58i4FmvFs4evebdN+YJRsMVUZWUp0uztxzriLTInr8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=n/cyp3nT0juefkf3M5mlLfci6hKdl1wZrZZeWM8DK3+Q/d2U0MnL+WriCkQnqNgJeoPrKYTRo6qyiB4q4GgZehleNvfQFpUpV0hccJFdT4iJq/zMD7Xho1YcYaz9FqjI4Ln6X9Tq9lR+jlWjXXotnKXeTcmXENsgfiPygrU0qJQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=O1sQz+/Z; arc=none smtp.client-ip=209.85.215.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="O1sQz+/Z" Received: by mail-pg1-f175.google.com with SMTP id 41be03b00d2f7-7ea6a4f287bso2548849a12.3 for ; Wed, 16 Oct 2024 01:16:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1729066603; x=1729671403; darn=vger.kernel.org; h=references:in-reply-to:message-id:date:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to; bh=UF85Z9xOg9gfInIBQdEmoWXg0ECKsJ5B5973kWAy5AY=; b=O1sQz+/Z8yxnrpeB1gcu3ikiOMYNnKcuwQBKKB/9dITP4yc3xyhUcqpfS0skWS6Zjp acvVC0LzHo54jLwVWqr9wI7Pv5USMoEnrKpyOC1ISFHAHRZhBhwaG83usJSai7ogioXP e4vkWI2/7otZPpz9q3W/9qIAH1Kmreih7y10Y= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729066603; x=1729671403; 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=UF85Z9xOg9gfInIBQdEmoWXg0ECKsJ5B5973kWAy5AY=; b=JOhhf3nfap+VqjvlEMyga0KWwhspBC10FwvKFYfUVLqz9h3YlVZiLRoxOVPTmAc4Wx 6JeV1RMRHgO/TB+MOQdyeg9xJfRZOMqKMwqOHBOQzPOfNSJT93h1NKph81a3Qct5ZGCM fXKBgIfwPrnZWvn/z5EMFEYk9ZIgeePY3rIwqJDjP4famAL2hKCBTsZOnx8fK57IVSsK doRwrMatwH+/+cxXFGFhk8n2gERSXta23gTjL36z8DPSvdIgP/OQ006+0PX3dAHcvpob cVKVcB1JlqA58xIvgBxyGUkYYlWWqUA5CVMX3alpoBzRI1e07b9Rg9tpzASnMd2iANOZ KH0Q== X-Gm-Message-State: AOJu0YzG/JEbbueL9oh7KDTGZ/jl32qQEV6AYB9HzJbEyEAi9+PtVJNr nWkzVi8cxS2sxzXwcyQ7rvTLyADnATZ3CqKk9c7zt2r47gBF67eTZFhIA7UI1Q== X-Google-Smtp-Source: AGHT+IHJDH5Bl5QuUA5MTH+8To92BGUtzA1XWD2GyzXoUbQh0wB1NjDxBZkx2NdPPdB83rmdTcXKRg== X-Received: by 2002:a05:6a21:1519:b0:1d0:56b1:1aec with SMTP id adf61e73a8af0-1d8c9699ad7mr23413055637.35.1729066603375; Wed, 16 Oct 2024 01:16:43 -0700 (PDT) Received: from sxavier-dev.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71e77371099sm2632667b3a.15.2024.10.16.01.16.40 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 16 Oct 2024 01:16:42 -0700 (PDT) From: Selvin Xavier To: leon@kernel.org, jgg@ziepe.ca Cc: linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com, kalesh-anakkur.purayil@broadcom.com, Hongguang Gao , Selvin Xavier Subject: [PATCH] RDMA/bnxt_re: Fix access flags for MR and QP modify Date: Wed, 16 Oct 2024 00:55:43 -0700 Message-Id: <1729065346-1364-3-git-send-email-selvin.xavier@broadcom.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1729065346-1364-1-git-send-email-selvin.xavier@broadcom.com> References: <1729065346-1364-1-git-send-email-selvin.xavier@broadcom.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Hongguang Gao Access flag definition in MR and QP is different in FW. Currently both reg/bind MR and modify/query QP uses the same flags. Add a different function to map the QP access flags for newer adapters. Signed-off-by: Kalesh AP Signed-off-by: Hongguang Gao Reviewed-by: Damodharam Ammepalli Signed-off-by: Selvin Xavier --- drivers/infiniband/hw/bnxt_re/ib_verbs.c | 59 +++++++++++++++++++++++++++----- 1 file changed, 50 insertions(+), 9 deletions(-) diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index 2a21a90..e610807 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -94,9 +94,9 @@ static int __from_ib_access_flags(int iflags) return qflags; }; -static enum ib_access_flags __to_ib_access_flags(int qflags) +static int __to_ib_access_flags(int qflags) { - enum ib_access_flags iflags = 0; + int iflags = 0; if (qflags & BNXT_QPLIB_ACCESS_LOCAL_WRITE) iflags |= IB_ACCESS_LOCAL_WRITE; @@ -113,7 +113,49 @@ static enum ib_access_flags __to_ib_access_flags(int qflags) if (qflags & BNXT_QPLIB_ACCESS_ON_DEMAND) iflags |= IB_ACCESS_ON_DEMAND; return iflags; -}; +} + +static u8 __qp_access_flags_from_ib(struct bnxt_qplib_chip_ctx *cctx, int iflags) +{ + u8 qflags = 0; + + if (!bnxt_qplib_is_chip_gen_p5_p7(cctx)) + /* For Wh+ */ + return (u8)__from_ib_access_flags(iflags); + + /* For P5, P7 and later chips */ + if (iflags & IB_ACCESS_LOCAL_WRITE) + qflags |= CMDQ_MODIFY_QP_ACCESS_LOCAL_WRITE; + if (iflags & IB_ACCESS_REMOTE_WRITE) + qflags |= CMDQ_MODIFY_QP_ACCESS_REMOTE_WRITE; + if (iflags & IB_ACCESS_REMOTE_READ) + qflags |= CMDQ_MODIFY_QP_ACCESS_REMOTE_READ; + if (iflags & IB_ACCESS_REMOTE_ATOMIC) + qflags |= CMDQ_MODIFY_QP_ACCESS_REMOTE_ATOMIC; + + return qflags; +} + +static int __qp_access_flags_to_ib(struct bnxt_qplib_chip_ctx *cctx, u8 qflags) +{ + int iflags = 0; + + if (!bnxt_qplib_is_chip_gen_p5_p7(cctx)) + /* For Wh+ */ + return __to_ib_access_flags(qflags); + + /* For P5, P7 and later chips */ + if (qflags & CMDQ_MODIFY_QP_ACCESS_LOCAL_WRITE) + iflags |= IB_ACCESS_LOCAL_WRITE; + if (qflags & CMDQ_MODIFY_QP_ACCESS_REMOTE_WRITE) + iflags |= IB_ACCESS_REMOTE_WRITE; + if (qflags & CMDQ_MODIFY_QP_ACCESS_REMOTE_READ) + iflags |= IB_ACCESS_REMOTE_READ; + if (qflags & CMDQ_MODIFY_QP_ACCESS_REMOTE_ATOMIC) + iflags |= IB_ACCESS_REMOTE_ATOMIC; + + return iflags; +} static void bnxt_re_check_and_set_relaxed_ordering(struct bnxt_re_dev *rdev, struct bnxt_qplib_mrw *qplib_mr) @@ -2053,12 +2095,10 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, if (qp_attr_mask & IB_QP_ACCESS_FLAGS) { qp->qplib_qp.modify_flags |= CMDQ_MODIFY_QP_MODIFY_MASK_ACCESS; qp->qplib_qp.access = - __from_ib_access_flags(qp_attr->qp_access_flags); + __qp_access_flags_from_ib(qp->qplib_qp.cctx, + qp_attr->qp_access_flags); /* LOCAL_WRITE access must be set to allow RC receive */ - qp->qplib_qp.access |= BNXT_QPLIB_ACCESS_LOCAL_WRITE; - /* Temp: Set all params on QP as of now */ - qp->qplib_qp.access |= CMDQ_MODIFY_QP_ACCESS_REMOTE_WRITE; - qp->qplib_qp.access |= CMDQ_MODIFY_QP_ACCESS_REMOTE_READ; + qp->qplib_qp.access |= CMDQ_MODIFY_QP_ACCESS_LOCAL_WRITE; } if (qp_attr_mask & IB_QP_PKEY_INDEX) { qp->qplib_qp.modify_flags |= CMDQ_MODIFY_QP_MODIFY_MASK_PKEY; @@ -2263,7 +2303,8 @@ int bnxt_re_query_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, qp_attr->qp_state = __to_ib_qp_state(qplib_qp->state); qp_attr->cur_qp_state = __to_ib_qp_state(qplib_qp->cur_qp_state); qp_attr->en_sqd_async_notify = qplib_qp->en_sqd_async_notify ? 1 : 0; - qp_attr->qp_access_flags = __to_ib_access_flags(qplib_qp->access); + qp_attr->qp_access_flags = __qp_access_flags_to_ib(qp->qplib_qp.cctx, + qplib_qp->access); qp_attr->pkey_index = qplib_qp->pkey_index; qp_attr->qkey = qplib_qp->qkey; qp_attr->ah_attr.type = RDMA_AH_ATTR_TYPE_ROCE;