From patchwork Thu May 23 12:58:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konstantin Taranov X-Patchwork-Id: 13671795 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id F3EE014AD22; Thu, 23 May 2024 12:59:03 +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=1716469145; cv=none; b=UemOJtNrwasWlJKz/wNeKwbs0SwWoT2dO2pBiNzwXZmh9yFC1btPMGYZDzxpoT/59P5QmPDbt56P5nOxEFnooOTNlIRlv5ctfDBDDZFXBruTHdN8ZZpH6EtM5h3nPTJPxR12bxFcqjhbDmkWEWIjeZF4CaBF9QP0OogZ7dao5KY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716469145; c=relaxed/simple; bh=TzqmEWYQYRlB9A7E5fvOxMBhhDs4D/LxR3mI+vbI3EQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=rhzymEfmqd6syMVcOkrRYPyUmj7RF4bSB5dIdvIhTpS2In8ilsIMlzKDbAnbSm/ihLYv4DcZl1z1vvEdusXEcueWlSiejvLuxWBYLNbLAxMOJGqV42GW0mIOr6cI03NlhR5cJ6ZLqKZA0IrVZxD+US8/Kfcc5mkP4HUxDPnZ71M= 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=XAd6g7P2; 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="XAd6g7P2" Received: from linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net (linux.microsoft.com [13.77.154.182]) by linux.microsoft.com (Postfix) with ESMTPSA id AC2A920B9263; Thu, 23 May 2024 05:59:03 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com AC2A920B9263 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1716469143; bh=JoQNMraYTyMht/kwTEqaGTIg8hspAYUeqmPqnJo0c8Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XAd6g7P2Cyfgle6pcEjxBNnT+K/zxbTvbecj1EcvAH+PhB3PbSpiTycMyr4YyWdLz xZvak/rQfXSU8D4qidCB1VFqdO1dJTk9TrpgyeYy7fgS3zkC1LdhOaz3TPA3VtpD0k mifK9Az0ixxO4iDIfmkejLGcZWJmYeerFXogR8ng= 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 2/2] RDMA/mana_ib: extend query device Date: Thu, 23 May 2024 05:58:57 -0700 Message-Id: <1716469137-16844-3-git-send-email-kotaranov@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1716469137-16844-1-git-send-email-kotaranov@linux.microsoft.com> References: <1716469137-16844-1-git-send-email-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 --- 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, struct ib_device_attr *props, struct mana_ib_dev *dev = container_of(ibdev, struct mana_ib_dev, ib_dev); + memset(props, 0, sizeof(*props)); + props->max_mr_size = MANA_IB_MAX_MR_SIZE; + props->page_size_cap = PAGE_SZ_BM; props->max_qp = dev->adapter_caps.max_qp_count; props->max_qp_wr = dev->adapter_caps.max_qp_wr; + props->device_cap_flags = IB_DEVICE_RC_RNR_NAK_GEN; + props->max_send_sge = dev->adapter_caps.max_send_sge_count; + props->max_recv_sge = dev->adapter_caps.max_recv_sge_count; + props->max_sge_rd = dev->adapter_caps.max_recv_sge_count; props->max_cq = dev->adapter_caps.max_cq_count; props->max_cqe = dev->adapter_caps.max_qp_wr; props->max_mr = dev->adapter_caps.max_mr_count; - props->max_mr_size = MANA_IB_MAX_MR_SIZE; - props->max_send_sge = dev->adapter_caps.max_send_sge_count; - props->max_recv_sge = dev->adapter_caps.max_recv_sge_count; + props->max_pd = dev->adapter_caps.max_pd_count; + props->max_qp_rd_atom = dev->adapter_caps.max_inbound_read_limit; + props->max_res_rd_atom = props->max_qp_rd_atom * props->max_qp; + props->max_qp_init_rd_atom = dev->adapter_caps.max_outbound_read_limit; + props->atomic_cap = IB_ATOMIC_NONE; + props->masked_atomic_cap = IB_ATOMIC_NONE; + props->max_ah = INT_MAX; + props->max_pkeys = 1; + props->local_ca_ack_delay = MANA_CA_ACK_DELAY; return 0; } diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h index 68c3b4f..1348bfb 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 +/* + * The CA timeout is approx. 260ms + */ +#define MANA_CA_ACK_DELAY 16 + struct mana_ib_adapter_caps { u32 max_sq_id; u32 max_rq_id;