From nobody Tue Dec 16 16:22:18 2025 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id B834C17D357; Thu, 30 May 2024 11:55:23 +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=1717070126; cv=none; b=Es6O1ZK6ogXvcNymrFDYEdvvJSKaI01P8CuqQK5NcGmD9X2jr6KdWyKn62yUY7j49w+Qck/1ZlEe8S/qAZ9BSd+1qymMxV7LPiKpVEdCezYOQAMd9q+48vYutx9NcP5N7r8NLRBFdO8PVJSZEyQIOHTf/IPWDA7M9miJXvFSeAY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717070126; c=relaxed/simple; bh=Tka6UiC1uoB3TRMiDul+wp8wRtb86hr277VqYplsCxc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=eS3G66lnjIz+xvU5g/bDy0YGB1M2wHK22wJO3yb/c+UzYiGUxwkQBJmQ30VpuCUn6tWVrsqZUVBsYAoiZ6A3g5cX2S9av/TJ1707Me/GNILHMAkqKJrW/W8gbzbXQRA07oQMz4p4pwNZ6f5jYCp2FAW6fnioeW13Fnwwzf1bdWg= 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=sFzBlGkh; 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="sFzBlGkh" Received: from linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net (linux.microsoft.com [13.77.154.182]) by linux.microsoft.com (Postfix) with ESMTPSA id 6F59B20B9260; Thu, 30 May 2024 04:55:23 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 6F59B20B9260 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1717070123; bh=M3K5XGSDfWbI4lB7ESD4sp7zphrlBgbkJOr4pru6vAk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sFzBlGkh2b/X90BdWWE4n3KeHDs6wSuxAmIQJbtw6/LXmCS/uLxFZDcopYIU9ZQSl cFxIhrZJJljW83qBtnNUiavB596sD26CrQ3xjfIF2Q+sZVPskNChZvZC1WTP5Ci2Zy FVQLZ/eR3PRnoxpucdyCTmedbsCWs0CB6xdDMbds= 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 v2 2/2] RDMA/mana_ib: extend query device Date: Thu, 30 May 2024 04:55:17 -0700 Message-Id: <1717070117-1234-3-git-send-email-kotaranov@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1717070117-1234-1-git-send-email-kotaranov@linux.microsoft.com> References: <1717070117-1234-1-git-send-email-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Konstantin Taranov Fill in properties of the ib device. Order the assignment in the order of fields in the struct ib_device_attr. Signed-off-by: Konstantin Taranov Reviewed-by: Long Li --- drivers/infiniband/hw/mana/main.c | 19 ++++++++++++++++--- drivers/infiniband/hw/mana/mana_ib.h | 5 +++++ 2 files changed, 21 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana= /main.c index 2a41135..814a61e 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -547,14 +547,27 @@ int mana_ib_query_device(struct ib_device *ibdev, str= uct ib_device_attr *props, struct mana_ib_dev *dev =3D container_of(ibdev, struct mana_ib_dev, ib_dev); =20 + memset(props, 0, sizeof(*props)); + props->max_mr_size =3D MANA_IB_MAX_MR_SIZE; + props->page_size_cap =3D PAGE_SZ_BM; props->max_qp =3D dev->adapter_caps.max_qp_count; props->max_qp_wr =3D dev->adapter_caps.max_qp_wr; + props->device_cap_flags =3D IB_DEVICE_RC_RNR_NAK_GEN; + props->max_send_sge =3D dev->adapter_caps.max_send_sge_count; + props->max_recv_sge =3D dev->adapter_caps.max_recv_sge_count; + props->max_sge_rd =3D dev->adapter_caps.max_recv_sge_count; props->max_cq =3D dev->adapter_caps.max_cq_count; props->max_cqe =3D dev->adapter_caps.max_qp_wr; props->max_mr =3D dev->adapter_caps.max_mr_count; - props->max_mr_size =3D MANA_IB_MAX_MR_SIZE; - props->max_send_sge =3D dev->adapter_caps.max_send_sge_count; - props->max_recv_sge =3D dev->adapter_caps.max_recv_sge_count; + props->max_pd =3D dev->adapter_caps.max_pd_count; + props->max_qp_rd_atom =3D dev->adapter_caps.max_inbound_read_limit; + props->max_res_rd_atom =3D props->max_qp_rd_atom * props->max_qp; + props->max_qp_init_rd_atom =3D dev->adapter_caps.max_outbound_read_limit; + props->atomic_cap =3D IB_ATOMIC_NONE; + props->masked_atomic_cap =3D IB_ATOMIC_NONE; + props->max_ah =3D INT_MAX; + props->max_pkeys =3D 1; + props->local_ca_ack_delay =3D MANA_CA_ACK_DELAY; =20 return 0; } diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/m= ana/mana_ib.h index 68c3b4f..59a7a35 100644 --- a/drivers/infiniband/hw/mana/mana_ib.h +++ b/drivers/infiniband/hw/mana/mana_ib.h @@ -27,6 +27,11 @@ */ #define MANA_IB_MAX_MR 0xFFFFFFu =20 +/* + * The CA timeout is approx. 260ms (4us * 2^(DELAY)) + */ +#define MANA_CA_ACK_DELAY 16 + struct mana_ib_adapter_caps { u32 max_sq_id; u32 max_rq_id; --=20 2.43.0