From patchwork Thu Apr 1 06:57:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 414168 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9F455C433B4 for ; Thu, 1 Apr 2021 06:58:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6FB0061057 for ; Thu, 1 Apr 2021 06:58:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233240AbhDAG6L (ORCPT ); Thu, 1 Apr 2021 02:58:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:42568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233427AbhDAG5h (ORCPT ); Thu, 1 Apr 2021 02:57:37 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7D2B661057; Thu, 1 Apr 2021 06:57:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1617260257; bh=ERFI897MVry/y6RtIrzlijQHcBvSYSEUboDgmtukGyQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=k2oXe4ZYQoghFBzv4cwc3oYDIeAxr0Wm79zX+8lT8hcYzUdMGDbNpPNXFd7ur/XTO SFGowt3W8fZ1x6obhNjz2+W3uEPIQa0EQWWtNqo2/6PLgGAyUqfpl9BwE9fIEM3GJi ycf3b1bsBhy0jHItQK67oh/BFz51uCNGIU6EFnFMQ/ZvyJee900ZIJhNL491D5Q1ex LYNnICVp8OX1n+jArxnenLvOzGUXu24ap25MoCAClLFKHmNdK209kpc064gLjBm60N p+jf6LVh/AE2DZFyZ+JNXK5T9Wls0ypaQUVYFqrWVRBsKgaPl9G6EfVF0snTtzeOvM uazJV9N/OGvMA== From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , "David S. Miller" , Devesh Sharma , Jakub Kicinski , linux-rdma@vger.kernel.org, Michael Chan , Naresh Kumar PBS , netdev@vger.kernel.org, Selvin Xavier , Somnath Kotur , Sriharsha Basavapatna Subject: [PATCH rdma-next v2 5/5] net/bnxt: Use direct API instead of useless indirection Date: Thu, 1 Apr 2021 09:57:15 +0300 Message-Id: <20210401065715.565226-6-leon@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210401065715.565226-1-leon@kernel.org> References: <20210401065715.565226-1-leon@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Leon Romanovsky There is no need in any indirection complexity for one ULP user, remove all this complexity in favour of direct calls to the exported symbols. This allows us to greatly simplify the code. Signed-off-by: Leon Romanovsky --- drivers/infiniband/hw/bnxt_re/main.c | 70 +++------------- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 83 +++++++------------ drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h | 26 ++---- 4 files changed, 55 insertions(+), 126 deletions(-) diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index 8bfbf0231a9e..b3f8fe8314a8 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -351,24 +351,6 @@ static struct bnxt_ulp_ops bnxt_re_ulp_ops = { /* RoCE -> Net driver */ -/* Driver registration routines used to let the networking driver (bnxt_en) - * to know that the RoCE driver is now installed - */ -static int bnxt_re_unregister_netdev(struct bnxt_re_dev *rdev) -{ - struct bnxt_en_dev *en_dev; - int rc; - - if (!rdev) - return -EINVAL; - - en_dev = rdev->en_dev; - - rc = en_dev->en_ops->bnxt_unregister_device(rdev->en_dev, - BNXT_ROCE_ULP); - return rc; -} - static int bnxt_re_register_netdev(struct bnxt_re_dev *rdev) { struct bnxt_en_dev *en_dev; @@ -379,28 +361,11 @@ static int bnxt_re_register_netdev(struct bnxt_re_dev *rdev) en_dev = rdev->en_dev; - rc = en_dev->en_ops->bnxt_register_device(en_dev, BNXT_ROCE_ULP, - &bnxt_re_ulp_ops, rdev); + rc = bnxt_register_dev(en_dev, &bnxt_re_ulp_ops, rdev); rdev->qplib_res.pdev = rdev->en_dev->pdev; return rc; } -static int bnxt_re_free_msix(struct bnxt_re_dev *rdev) -{ - struct bnxt_en_dev *en_dev; - int rc; - - if (!rdev) - return -EINVAL; - - en_dev = rdev->en_dev; - - - rc = en_dev->en_ops->bnxt_free_msix(rdev->en_dev, BNXT_ROCE_ULP); - - return rc; -} - static int bnxt_re_request_msix(struct bnxt_re_dev *rdev) { int rc = 0, num_msix_want = BNXT_RE_MAX_MSIX, num_msix_got; @@ -413,9 +378,8 @@ static int bnxt_re_request_msix(struct bnxt_re_dev *rdev) num_msix_want = min_t(u32, BNXT_RE_MAX_MSIX, num_online_cpus()); - num_msix_got = en_dev->en_ops->bnxt_request_msix(en_dev, BNXT_ROCE_ULP, - rdev->msix_entries, - num_msix_want); + num_msix_got = + bnxt_req_msix_vecs(en_dev, rdev->msix_entries, num_msix_want); if (num_msix_got < BNXT_RE_MIN_MSIX) { rc = -EINVAL; goto done; @@ -471,7 +435,7 @@ static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev, req.ring_id = cpu_to_le16(fw_ring_id); bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (rc) ibdev_err(&rdev->ibdev, "Failed to free HW ring:%d :%#x", req.ring_id, rc); @@ -508,7 +472,7 @@ static int bnxt_re_net_ring_alloc(struct bnxt_re_dev *rdev, req.int_mode = ring_attr->mode; bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (!rc) *fw_ring_id = le16_to_cpu(resp.ring_id); @@ -535,7 +499,7 @@ static int bnxt_re_net_stats_ctx_free(struct bnxt_re_dev *rdev, req.stat_ctx_id = cpu_to_le32(fw_stats_ctx_id); bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&req, sizeof(req), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (rc) ibdev_err(&rdev->ibdev, "Failed to free HW stats context %#x", rc); @@ -567,7 +531,7 @@ static int bnxt_re_net_stats_ctx_alloc(struct bnxt_re_dev *rdev, req.stat_ctx_flags = STAT_CTX_ALLOC_REQ_STAT_CTX_FLAGS_ROCE; bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (!rc) *fw_stats_ctx_id = le32_to_cpu(resp.stat_ctx_id); @@ -1119,7 +1083,7 @@ static int bnxt_re_query_hwrm_pri2cos(struct bnxt_re_dev *rdev, u8 dir, bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (rc) return rc; @@ -1302,7 +1266,7 @@ static void bnxt_re_query_hwrm_intf_version(struct bnxt_re_dev *rdev) req.hwrm_intf_upd = HWRM_VERSION_UPDATE; bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT); - rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg); + rc = bnxt_send_msg(en_dev, &fw_msg); if (rc) { ibdev_err(&rdev->ibdev, "Failed to query HW version, rc = 0x%x", rc); @@ -1365,20 +1329,12 @@ static void bnxt_re_dev_uninit(struct bnxt_re_dev *rdev) bnxt_re_net_ring_free(rdev, rdev->rcfw.creq.ring_id, type); bnxt_qplib_free_rcfw_channel(&rdev->rcfw); } - if (test_and_clear_bit(BNXT_RE_FLAG_GOT_MSIX, &rdev->flags)) { - rc = bnxt_re_free_msix(rdev); - if (rc) - ibdev_warn(&rdev->ibdev, - "Failed to free MSI-X vectors: %#x", rc); - } + if (test_and_clear_bit(BNXT_RE_FLAG_GOT_MSIX, &rdev->flags)) + bnxt_free_msix_vecs(rdev->en_dev); bnxt_re_destroy_chip_ctx(rdev); - if (test_and_clear_bit(BNXT_RE_FLAG_NETDEV_REGISTERED, &rdev->flags)) { - rc = bnxt_re_unregister_netdev(rdev); - if (rc) - ibdev_warn(&rdev->ibdev, - "Failed to unregister with netdev: %#x", rc); - } + if (test_and_clear_bit(BNXT_RE_FLAG_NETDEV_REGISTERED, &rdev->flags)) + bnxt_unregister_dev(rdev->en_dev); } /* worker thread for polling periodic events. Now used for QoS programming*/ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 3f0e4bde5dc9..aafee562e782 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5346,7 +5346,7 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id) #endif if ((bp->flags & BNXT_FLAG_STRIP_VLAN) || def_vlan) req.flags |= cpu_to_le32(VNIC_CFG_REQ_FLAGS_VLAN_STRIP_MODE); - if (!vnic_id && bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) + if (!vnic_id && bnxt_ulp_registered(bp->edev)) req.flags |= cpu_to_le32(bnxt_get_roce_vnic_mode(bp)); return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index f7af900afaed..6b4c6b0445b8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -24,8 +24,8 @@ #include "bnxt.h" #include "bnxt_ulp.h" -static int bnxt_register_dev(struct bnxt_en_dev *edev, int ulp_id, - struct bnxt_ulp_ops *ulp_ops, void *handle) +int bnxt_register_dev(struct bnxt_en_dev *edev, struct bnxt_ulp_ops *ulp_ops, + void *handle) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); @@ -45,15 +45,16 @@ static int bnxt_register_dev(struct bnxt_en_dev *edev, int ulp_id, edev->ulp_tbl = ulp; ulp->handle = handle; - rcu_assign_pointer(ulp->ulp_ops, ulp_ops); + ulp->ulp_ops = ulp_ops; if (test_bit(BNXT_STATE_OPEN, &bp->state)) bnxt_hwrm_vnic_cfg(bp, 0); return 0; } +EXPORT_SYMBOL(bnxt_register_dev); -static int bnxt_unregister_dev(struct bnxt_en_dev *edev, int ulp_id) +void bnxt_unregister_dev(struct bnxt_en_dev *edev) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); @@ -64,13 +65,11 @@ static int bnxt_unregister_dev(struct bnxt_en_dev *edev, int ulp_id) ulp = edev->ulp_tbl; if (ulp->msix_requested) - edev->en_ops->bnxt_free_msix(edev, ulp_id); + bnxt_free_msix_vecs(edev); if (ulp->max_async_event_id) bnxt_hwrm_func_drv_rgtr(bp, NULL, 0, true); - RCU_INIT_POINTER(ulp->ulp_ops, NULL); - synchronize_rcu(); ulp->max_async_event_id = 0; ulp->async_events_bmap = NULL; while (atomic_read(&ulp->ref_count) != 0 && i < 10) { @@ -79,8 +78,8 @@ static int bnxt_unregister_dev(struct bnxt_en_dev *edev, int ulp_id) } kfree(ulp); edev->ulp_tbl = NULL; - return 0; } +EXPORT_SYMBOL(bnxt_unregister_dev); static void bnxt_fill_msix_vecs(struct bnxt *bp, struct bnxt_msix_entry *ent) { @@ -102,8 +101,8 @@ static void bnxt_fill_msix_vecs(struct bnxt *bp, struct bnxt_msix_entry *ent) } } -static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, - struct bnxt_msix_entry *ent, int num_msix) +int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, struct bnxt_msix_entry *ent, + int num_msix) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); @@ -163,8 +162,9 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, edev->flags |= BNXT_EN_FLAG_MSIX_REQUESTED; return avail_msix; } +EXPORT_SYMBOL(bnxt_req_msix_vecs); -static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id) +void bnxt_free_msix_vecs(struct bnxt_en_dev *edev) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); @@ -172,7 +172,7 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id) ASSERT_RTNL(); if (!(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED)) - return 0; + return; edev->ulp_tbl->msix_requested = 0; edev->flags &= ~BNXT_EN_FLAG_MSIX_REQUESTED; @@ -180,12 +180,12 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id) bnxt_close_nic(bp, true, false); bnxt_open_nic(bp, true, false); } - return 0; } +EXPORT_SYMBOL(bnxt_free_msix_vecs); int bnxt_get_ulp_msix_num(struct bnxt *bp) { - if (bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) { + if (bnxt_ulp_registered(bp->edev)) { struct bnxt_en_dev *edev = bp->edev; return edev->ulp_tbl->msix_requested; @@ -195,7 +195,7 @@ int bnxt_get_ulp_msix_num(struct bnxt *bp) int bnxt_get_ulp_msix_base(struct bnxt *bp) { - if (bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) { + if (bnxt_ulp_registered(bp->edev)) { struct bnxt_en_dev *edev = bp->edev; if (edev->ulp_tbl->msix_requested) @@ -206,7 +206,7 @@ int bnxt_get_ulp_msix_base(struct bnxt *bp) int bnxt_get_ulp_stat_ctxs(struct bnxt *bp) { - if (bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) { + if (bnxt_ulp_registered(bp->edev)) { struct bnxt_en_dev *edev = bp->edev; if (edev->ulp_tbl->msix_requested) @@ -216,8 +216,7 @@ int bnxt_get_ulp_stat_ctxs(struct bnxt *bp) return 0; } -static int bnxt_send_msg(struct bnxt_en_dev *edev, int ulp_id, - struct bnxt_fw_msg *fw_msg) +int bnxt_send_msg(struct bnxt_en_dev *edev, struct bnxt_fw_msg *fw_msg) { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); @@ -241,6 +240,7 @@ static int bnxt_send_msg(struct bnxt_en_dev *edev, int ulp_id, mutex_unlock(&bp->hwrm_cmd_lock); return rc; } +EXPORT_SYMBOL(bnxt_send_msg); static void bnxt_ulp_get(struct bnxt_ulp *ulp) { @@ -263,8 +263,7 @@ void bnxt_ulp_stop(struct bnxt *bp) edev->flags |= BNXT_EN_FLAG_ULP_STOPPED; ulp = edev->ulp_tbl; - - ops = rtnl_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_stop) return; ops->ulp_stop(ulp->handle); @@ -285,8 +284,7 @@ void bnxt_ulp_start(struct bnxt *bp, int err) return; ulp = edev->ulp_tbl; - - ops = rtnl_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_start) return; ops->ulp_start(ulp->handle); @@ -303,14 +301,11 @@ void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs) ulp = edev->ulp_tbl; - rcu_read_lock(); - ops = rcu_dereference(ulp->ulp_ops); - if (!ops || !ops->ulp_sriov_config) { - rcu_read_unlock(); + ops = ulp->ulp_ops; + if (!ops || !ops->ulp_sriov_config) return; - } + bnxt_ulp_get(ulp); - rcu_read_unlock(); ops->ulp_sriov_config(ulp->handle, num_vfs); bnxt_ulp_put(ulp); } @@ -325,8 +320,7 @@ void bnxt_ulp_shutdown(struct bnxt *bp) return; ulp = edev->ulp_tbl; - - ops = rtnl_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_shutdown) return; @@ -341,13 +335,13 @@ void bnxt_ulp_irq_stop(struct bnxt *bp) if (!edev || !(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED)) return; - if (bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) { + if (bnxt_ulp_registered(bp->edev)) { struct bnxt_ulp *ulp = edev->ulp_tbl; if (!ulp->msix_requested) return; - ops = rtnl_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_irq_stop) return; ops->ulp_irq_stop(ulp->handle); @@ -362,14 +356,14 @@ void bnxt_ulp_irq_restart(struct bnxt *bp, int err) if (!edev || !(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED)) return; - if (bnxt_ulp_registered(bp->edev, BNXT_ROCE_ULP)) { + if (bnxt_ulp_registered(bp->edev)) { struct bnxt_ulp *ulp = edev->ulp_tbl; struct bnxt_msix_entry *ent = NULL; if (!ulp->msix_requested) return; - ops = rtnl_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_irq_restart) return; @@ -395,32 +389,20 @@ void bnxt_ulp_async_events(struct bnxt *bp, struct hwrm_async_event_cmpl *cmpl) if (!edev) return; - rcu_read_lock(); ulp = edev->ulp_tbl; - - ops = rcu_dereference(ulp->ulp_ops); + ops = ulp->ulp_ops; if (!ops || !ops->ulp_async_notifier) - goto out; + return; + if (!ulp->async_events_bmap || event_id > ulp->max_async_event_id) - goto out; + return; /* Read max_async_event_id first before testing the bitmap. */ smp_rmb(); if (test_bit(event_id, ulp->async_events_bmap)) ops->ulp_async_notifier(ulp->handle, cmpl); - -out: - rcu_read_unlock(); } -static const struct bnxt_en_ops bnxt_en_ops_tbl = { - .bnxt_register_device = bnxt_register_dev, - .bnxt_unregister_device = bnxt_unregister_dev, - .bnxt_request_msix = bnxt_req_msix_vecs, - .bnxt_free_msix = bnxt_free_msix_vecs, - .bnxt_send_fw_msg = bnxt_send_msg, -}; - struct bnxt_en_dev *bnxt_ulp_probe(struct net_device *dev) { struct bnxt *bp = netdev_priv(dev); @@ -431,7 +413,6 @@ struct bnxt_en_dev *bnxt_ulp_probe(struct net_device *dev) edev = kzalloc(sizeof(*edev), GFP_KERNEL); if (!edev) return ERR_PTR(-ENOMEM); - edev->en_ops = &bnxt_en_ops_tbl; if (bp->flags & BNXT_FLAG_ROCEV1_CAP) edev->flags |= BNXT_EN_FLAG_ROCEV1_CAP; if (bp->flags & BNXT_FLAG_ROCEV2_CAP) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h index 3caee7c2f8c9..367f70ab0d3a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h @@ -10,10 +10,6 @@ #ifndef BNXT_ULP_H #define BNXT_ULP_H -#define BNXT_ROCE_ULP 0 -#define BNXT_OTHER_ULP 1 -#define BNXT_MAX_ULP 2 - #define BNXT_MIN_ROCE_CP_RINGS 2 #define BNXT_MIN_ROCE_STAT_CTXS 1 @@ -47,7 +43,7 @@ struct bnxt_fw_msg { struct bnxt_ulp { void *handle; - struct bnxt_ulp_ops __rcu *ulp_ops; + struct bnxt_ulp_ops *ulp_ops; unsigned long *async_events_bmap; u16 max_async_event_id; u16 msix_requested; @@ -65,7 +61,6 @@ struct bnxt_en_dev { BNXT_EN_FLAG_ROCEV2_CAP) #define BNXT_EN_FLAG_MSIX_REQUESTED 0x4 #define BNXT_EN_FLAG_ULP_STOPPED 0x8 - const struct bnxt_en_ops *en_ops; struct bnxt_ulp *ulp_tbl; int l2_db_size; /* Doorbell BAR size in * bytes mapped by L2 @@ -77,18 +72,15 @@ struct bnxt_en_dev { */ }; -struct bnxt_en_ops { - int (*bnxt_register_device)(struct bnxt_en_dev *, int, - struct bnxt_ulp_ops *, void *); - int (*bnxt_unregister_device)(struct bnxt_en_dev *, int); - int (*bnxt_request_msix)(struct bnxt_en_dev *, int, - struct bnxt_msix_entry *, int); - int (*bnxt_free_msix)(struct bnxt_en_dev *, int); - int (*bnxt_send_fw_msg)(struct bnxt_en_dev *, int, - struct bnxt_fw_msg *); -}; +int bnxt_register_dev(struct bnxt_en_dev *edev, struct bnxt_ulp_ops *ulp_ops, + void *handle); +void bnxt_unregister_dev(struct bnxt_en_dev *edev); +int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, struct bnxt_msix_entry *ent, + int num_msix); +void bnxt_free_msix_vecs(struct bnxt_en_dev *edev); +int bnxt_send_msg(struct bnxt_en_dev *edev, struct bnxt_fw_msg *fw_msg); -static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev, int ulp_id) +static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev) { if (edev && edev->ulp_tbl) return true;