From patchwork Tue May 17 09:04:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Long Li X-Patchwork-Id: 12852137 X-Patchwork-Delegate: kuba@kernel.org 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 6D18CC433EF for ; Tue, 17 May 2022 09:05:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244237AbiEQJFH (ORCPT ); Tue, 17 May 2022 05:05:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244152AbiEQJEx (ORCPT ); Tue, 17 May 2022 05:04:53 -0400 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 200F949686; Tue, 17 May 2022 02:04:51 -0700 (PDT) Received: by linux.microsoft.com (Postfix, from userid 1004) id 04D6420F722B; Tue, 17 May 2022 02:04:51 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 04D6420F722B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1652778291; bh=/BppzPeZ494XyxOwZmPcGdJSVL9IuEWNVP2swpa6YwA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:Reply-To:From; b=UzKmCnqtP+C8/NDVzNuDYFhjnFcAJ/d4S87kMjfimwOWDJLwxvfXJo6zFiSP3Qy8F x9KyTf9WOMWeeFaijFOzYpDhTe139Iu2/KyTtXKX+064YiBCBLdiwJkA1vEfYBcYLk 7JzvDa92QExJK5dWaKNVcMNMlkNG7wLw4F5gCuW8= From: longli@linuxonhyperv.com To: "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , Dexuan Cui , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Jason Gunthorpe , Leon Romanovsky Cc: linux-hyperv@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Long Li Subject: [PATCH 07/12] net: mana: Export Work Queue functions for use by RDMA driver Date: Tue, 17 May 2022 02:04:31 -0700 Message-Id: <1652778276-2986-8-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1652778276-2986-1-git-send-email-longli@linuxonhyperv.com> References: <1652778276-2986-1-git-send-email-longli@linuxonhyperv.com> Reply-To: longli@microsoft.com Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Long Li RDMA device may need to create Ethernet device queues for use by Queue Pair type RAW. This allows a user-mode context accesses Ethernet hardware queues. Export the supporting functions for use by the RDMA driver. Signed-off-by: Long Li --- drivers/net/ethernet/microsoft/mana/gdma_main.c | 1 + drivers/net/ethernet/microsoft/mana/mana.h | 9 +++++++++ drivers/net/ethernet/microsoft/mana/mana_en.c | 16 +++++++++------- 3 files changed, 19 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c index 55c4059ac870..9c93d7a403ea 100644 --- a/drivers/net/ethernet/microsoft/mana/gdma_main.c +++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c @@ -125,6 +125,7 @@ int mana_gd_send_request(struct gdma_context *gc, u32 req_len, const void *req, return mana_hwc_send_request(hwc, req_len, req, resp_len, resp); } +EXPORT_SYMBOL(mana_gd_send_request); int mana_gd_alloc_memory(struct gdma_context *gc, unsigned int length, struct gdma_mem_info *gmi) diff --git a/drivers/net/ethernet/microsoft/mana/mana.h b/drivers/net/ethernet/microsoft/mana/mana.h index 26f14fcb6a61..29e14ad8b930 100644 --- a/drivers/net/ethernet/microsoft/mana/mana.h +++ b/drivers/net/ethernet/microsoft/mana/mana.h @@ -568,6 +568,15 @@ struct mana_adev { struct gdma_dev *mdev; }; +int mana_create_wq_obj(struct mana_port_context *apc, + mana_handle_t vport, + u32 wq_type, struct mana_obj_spec *wq_spec, + struct mana_obj_spec *cq_spec, + mana_handle_t *wq_obj); + +void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type, + mana_handle_t wq_obj); + int mana_cfg_vport(struct mana_port_context *apc, u32 protection_dom_id, u32 doorbell_pg_id); void mana_uncfg_vport(struct mana_port_context *apc); diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c index dc9fcb99e937..b4af85e81834 100644 --- a/drivers/net/ethernet/microsoft/mana/mana_en.c +++ b/drivers/net/ethernet/microsoft/mana/mana_en.c @@ -644,11 +644,11 @@ static int mana_cfg_vport_steering(struct mana_port_context *apc, return err; } -static int mana_create_wq_obj(struct mana_port_context *apc, - mana_handle_t vport, - u32 wq_type, struct mana_obj_spec *wq_spec, - struct mana_obj_spec *cq_spec, - mana_handle_t *wq_obj) +int mana_create_wq_obj(struct mana_port_context *apc, + mana_handle_t vport, + u32 wq_type, struct mana_obj_spec *wq_spec, + struct mana_obj_spec *cq_spec, + mana_handle_t *wq_obj) { struct mana_create_wqobj_resp resp = {}; struct mana_create_wqobj_req req = {}; @@ -697,9 +697,10 @@ static int mana_create_wq_obj(struct mana_port_context *apc, out: return err; } +EXPORT_SYMBOL_GPL(mana_create_wq_obj); -static void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type, - mana_handle_t wq_obj) +void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type, + mana_handle_t wq_obj) { struct mana_destroy_wqobj_resp resp = {}; struct mana_destroy_wqobj_req req = {}; @@ -724,6 +725,7 @@ static void mana_destroy_wq_obj(struct mana_port_context *apc, u32 wq_type, netdev_err(ndev, "Failed to destroy WQ object: %d, 0x%x\n", err, resp.hdr.status); } +EXPORT_SYMBOL_GPL(mana_destroy_wq_obj); static void mana_destroy_eq(struct mana_context *ac) {