From patchwork Wed Jan 31 10:55:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konstantin Taranov X-Patchwork-Id: 13539196 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 418506D1D4; Wed, 31 Jan 2024 10:55:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706698561; cv=none; b=s+zox8VCtKW2//vuYXAnlpmOFNol80pQqZ0TSs/i0YugamRxNp3kpDtxFP+UPh0keYPK7X2JeFPmDLrIrNl8rsNHztNTxMGorbLsBw4knRBg8JafKQaEoXUnSYI4rLNvim/L/r10uEIBowlZ73e7ixLu7YTfEozPkK5jYn0N+ZQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706698561; c=relaxed/simple; bh=ykFVDqFPB4lY6V66losZpGAUIa9JbgeucCmBSnLGxnU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=SgRGU8J/2k2pEe71ZXyf9sZLmwJEiPrD00GpytQ2zb8X1q2mLOkCHD/kyJTRPurVy6DyfZT2ki6lYVRZpoP4StSht/j57nnUswd2PqMg5+lBaeZ88bgyaErJnoUTUgtItuZ9w5iWapJgw5VhW7Xge8A4LO/TfawpHHFhwFAwnvY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=iII5BczB; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="iII5BczB" Received: from linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net (linux.microsoft.com [13.77.154.182]) by linux.microsoft.com (Postfix) with ESMTPSA id F3EF920B2004; Wed, 31 Jan 2024 02:55:57 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com F3EF920B2004 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1706698558; bh=snXzVvd1Es1P5EFCe7tEDBGYBTXVzvrZs/jkgBz6PiU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iII5BczBqDghQYdz16lH6P0WkkFIkrwADtobdOVYg48E8A/y6nDssi7bcU7GilcPt JxTK6JBmLHB3cG7sRC1ZYLfEW7JOvSESXczdslow/HlU+mI7SQSgHbeqgwMDPdzcF9 wvrF9w8cUCFoffgzm1B/GFZSkxabAneZfzWj8XnQ= From: Konstantin Taranov To: kotaranov@microsoft.com, sharmaajay@microsoft.com, longli@microsoft.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH rdma-next v1 4/5] RDMA/mana_ib: Enable RoCE on port 1 Date: Wed, 31 Jan 2024 02:55:51 -0800 Message-Id: <1706698552-25383-5-git-send-email-kotaranov@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1706698552-25383-1-git-send-email-kotaranov@linux.microsoft.com> References: <1706698552-25383-1-git-send-email-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Set netdev and RoCEv2 flag to be used in GID population. mana_ib is auxiliary device, thus we need GIDs of the master netdev. Signed-off-by: Konstantin Taranov --- drivers/infiniband/hw/mana/device.c | 14 ++++++++++++++ drivers/infiniband/hw/mana/main.c | 16 ++++++++++++---- 2 files changed, 26 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/hw/mana/device.c b/drivers/infiniband/hw/mana/device.c index 11b0410..b9ff3fd 100644 --- a/drivers/infiniband/hw/mana/device.c +++ b/drivers/infiniband/hw/mana/device.c @@ -53,6 +53,7 @@ static int mana_ib_probe(struct auxiliary_device *adev, { struct mana_adev *madev = container_of(adev, struct mana_adev, adev); struct gdma_dev *mdev = madev->mdev; + struct net_device *upper_ndev; struct mana_context *mc; struct mana_ib_dev *dev; int ret; @@ -79,6 +80,19 @@ static int mana_ib_probe(struct auxiliary_device *adev, dev->ib_dev.num_comp_vectors = 1; dev->ib_dev.dev.parent = mdev->gdma_context->dev; + rcu_read_lock(); /* required to get upper dev */ + upper_ndev = netdev_master_upper_dev_get_rcu(mc->ports[0]); + rcu_read_unlock(); + if (!upper_ndev) { + ibdev_err(&dev->ib_dev, "Failed to get master netdev"); + goto free_ib_device; + } + ret = ib_device_set_netdev(&dev->ib_dev, upper_ndev, 1); + if (ret) { + ibdev_err(&dev->ib_dev, "Failed to set ib netdev, ret %d", ret); + goto free_ib_device; + } + ret = mana_gd_register_device(&mdev->gdma_context->mana_ib); if (ret) { ibdev_err(&dev->ib_dev, "Failed to register device, ret %d", diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c index 3e05a62..645abf3 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -462,11 +462,19 @@ int mana_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma) int mana_ib_get_port_immutable(struct ib_device *ibdev, u32 port_num, struct ib_port_immutable *immutable) { - /* - * This version only support RAW_PACKET - * other values need to be filled for other types - */ + struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); + struct ib_port_attr attr; + int err; + + err = ib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; immutable->core_cap_flags = RDMA_CORE_PORT_RAW_PACKET; + if (port_num == 1 && rnic_is_enabled(mdev)) + immutable->core_cap_flags |= RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP; return 0; }