From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 A3367C31E5B for ; Tue, 18 Jun 2019 17:15:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6D32921530 for ; Tue, 18 Jun 2019 17:15:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560878154; bh=nR8OqsHBHxBjxkdVpqgY4//Q7XE1fMSR5bVVLmarlcc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=OSialfKtBT+rDikmmuLzcan+YbGxiuNuHTutLk7kyZif8KxNa/qzsJd8eDBBNKY/M M1wPzhEjG0N5o5obQ1X3GRTBFtPYA8H9LjodCEIDo8UdJuMbS8X/oE6GJTf8BdQmM5 ig9Tq4WDb9PT2XxTRzwqPT2uQ66SCm6fymTMD6TI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729997AbfFRRPx (ORCPT ); Tue, 18 Jun 2019 13:15:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:48534 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728572AbfFRRPx (ORCPT ); Tue, 18 Jun 2019 13:15:53 -0400 Received: from localhost (unknown [37.142.3.125]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 63C35215EA; Tue, 18 Jun 2019 17:15:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560878152; bh=nR8OqsHBHxBjxkdVpqgY4//Q7XE1fMSR5bVVLmarlcc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2KG7exjY904vdBtjlsFZ0YMHaotZngiNk7B6iIrj7+spjLFJnjg4dxlUa0EsOOlsN M32HY2KlLCGg2mZ1VFqocb54tFq9wd2l48SYhjes28vzYAguD0F1/FeSh0KKaLay1Q JCR7Zx+CjOcKdd8439+Feh5L0AzoqQwhsuvHNQok= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , RDMA mailing list , Yishai Hadas , Saeed Mahameed , linux-netdev Subject: [PATCH mlx5-next v1 02/12] net/mlx5: Use event mask based on device capabilities Date: Tue, 18 Jun 2019 20:15:30 +0300 Message-Id: <20190618171540.11729-3-leon@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190618171540.11729-1-leon@kernel.org> References: <20190618171540.11729-1-leon@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Yishai Hadas Use the reported device capabilities for the supported user events (i.e. affiliated and un-affiliated) to set the EQ mask. As the event mask can be up to 256 defined by 4 entries of u64 change the applicable code to work accordingly. Signed-off-by: Yishai Hadas Signed-off-by: Leon Romanovsky --- drivers/infiniband/hw/mlx5/odp.c | 3 +- drivers/net/ethernet/mellanox/mlx5/core/eq.c | 45 ++++++++++++++++---- drivers/net/ethernet/mellanox/mlx5/core/fw.c | 6 +++ include/linux/mlx5/device.h | 6 ++- include/linux/mlx5/eq.h | 4 +- include/linux/mlx5/mlx5_ifc.h | 13 ++++-- 6 files changed, 63 insertions(+), 14 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index 600fe23e2eae..a6740ec308ed 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -1559,10 +1559,11 @@ mlx5_ib_create_pf_eq(struct mlx5_ib_dev *dev, struct mlx5_ib_pf_eq *eq) eq->irq_nb.notifier_call = mlx5_ib_eq_pf_int; param = (struct mlx5_eq_param) { .irq_index = 0, - .mask = 1 << MLX5_EVENT_TYPE_PAGE_FAULT, .nent = MLX5_IB_NUM_PF_EQE, }; eq->core = mlx5_eq_create_generic(dev->mdev, ¶m); + + param.mask[0] = 1ull << MLX5_EVENT_TYPE_PAGE_FAULT; if (IS_ERR(eq->core)) { err = PTR_ERR(eq->core); goto err_wq; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 8000d2a4a7e2..9d07add38940 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -256,6 +256,7 @@ create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, int inlen; u32 *in; int err; + int i; /* Init CQ table */ memset(cq_table, 0, sizeof(*cq_table)); @@ -283,10 +284,12 @@ create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, mlx5_fill_page_array(&eq->buf, pas); MLX5_SET(create_eq_in, in, opcode, MLX5_CMD_OP_CREATE_EQ); - if (!param->mask && MLX5_CAP_GEN(dev, log_max_uctx)) + if (!param->mask[0] && MLX5_CAP_GEN(dev, log_max_uctx)) MLX5_SET(create_eq_in, in, uid, MLX5_SHARED_RESOURCE_UID); - MLX5_SET64(create_eq_in, in, event_bitmask, param->mask); + for (i = 0; i < 4; i++) + MLX5_ARRAY_SET64(create_eq_in, in, event_bitmask, i, + param->mask[i]); eqc = MLX5_ADDR_OF(create_eq_in, in, eq_context_entry); MLX5_SET(eqc, eqc, log_eq_size, ilog2(eq->nent)); @@ -507,10 +510,32 @@ static int cq_err_event_notifier(struct notifier_block *nb, return NOTIFY_OK; } -static u64 gather_async_events_mask(struct mlx5_core_dev *dev) +static void gather_async_events_from_cap(struct mlx5_core_dev *dev, + u64 mask[4]) +{ + __be64 *user_unaffiliated_events; + __be64 *user_affiliated_events; + int i; + + user_affiliated_events = + MLX5_CAP_DEV_EVENT(dev, user_affiliated_events); + user_unaffiliated_events = + MLX5_CAP_DEV_EVENT(dev, user_unaffiliated_events); + + for (i = 0; i < 4; i++) + mask[i] = be64_to_cpu(user_affiliated_events[i] | + user_unaffiliated_events[i]); +} + +static void gather_async_events_mask(struct mlx5_core_dev *dev, u64 mask[4]) { u64 async_event_mask = MLX5_ASYNC_EVENT_MASK; + if (MLX5_CAP_GEN(dev, event_cap)) { + gather_async_events_from_cap(dev, mask); + return; + } + if (MLX5_VPORT_MANAGER(dev)) async_event_mask |= (1ull << MLX5_EVENT_TYPE_NIC_VPORT_CHANGE); @@ -544,7 +569,7 @@ static u64 gather_async_events_mask(struct mlx5_core_dev *dev) async_event_mask |= (1ull << MLX5_EVENT_TYPE_ESW_FUNCTIONS_CHANGED); - return async_event_mask; + mask[0] = async_event_mask; } static int create_async_eqs(struct mlx5_core_dev *dev) @@ -559,9 +584,11 @@ static int create_async_eqs(struct mlx5_core_dev *dev) table->cmd_eq.irq_nb.notifier_call = mlx5_eq_async_int; param = (struct mlx5_eq_param) { .irq_index = 0, - .mask = 1ull << MLX5_EVENT_TYPE_CMD, + .mask = {1ull << MLX5_EVENT_TYPE_CMD}, .nent = MLX5_NUM_CMD_EQE, }; + + param.mask[0] = 1ull << MLX5_EVENT_TYPE_CMD; err = create_async_eq(dev, &table->cmd_eq.core, ¶m); if (err) { mlx5_core_warn(dev, "failed to create cmd EQ %d\n", err); @@ -577,9 +604,9 @@ static int create_async_eqs(struct mlx5_core_dev *dev) table->async_eq.irq_nb.notifier_call = mlx5_eq_async_int; param = (struct mlx5_eq_param) { .irq_index = 0, - .mask = gather_async_events_mask(dev), .nent = MLX5_NUM_ASYNC_EQE, }; + gather_async_events_mask(dev, param.mask); err = create_async_eq(dev, &table->async_eq.core, ¶m); if (err) { mlx5_core_warn(dev, "failed to create async EQ %d\n", err); @@ -595,9 +622,11 @@ static int create_async_eqs(struct mlx5_core_dev *dev) table->pages_eq.irq_nb.notifier_call = mlx5_eq_async_int; param = (struct mlx5_eq_param) { .irq_index = 0, - .mask = 1 << MLX5_EVENT_TYPE_PAGE_REQUEST, + .mask = {1 << MLX5_EVENT_TYPE_PAGE_REQUEST}, .nent = /* TODO: sriov max_vf + */ 1, }; + + param.mask[0] = 1ull << MLX5_EVENT_TYPE_PAGE_REQUEST; err = create_async_eq(dev, &table->pages_eq.core, ¶m); if (err) { mlx5_core_warn(dev, "failed to create pages EQ %d\n", err); @@ -789,7 +818,7 @@ static int create_comp_eqs(struct mlx5_core_dev *dev) eq->irq_nb.notifier_call = mlx5_eq_comp_int; param = (struct mlx5_eq_param) { .irq_index = vecidx, - .mask = 0, + .mask = {0}, .nent = nent, }; err = create_map_eq(dev, &eq->core, ¶m); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c index 1ab6f7e3bec6..05367f15c3a7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -202,6 +202,12 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev) return err; } + if (MLX5_CAP_GEN(dev, event_cap)) { + err = mlx5_core_get_caps(dev, MLX5_CAP_DEV_EVENT); + if (err) + return err; + } + return 0; } diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 5e760067ac41..0d1abe097627 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -351,7 +351,7 @@ enum mlx5_event { MLX5_EVENT_TYPE_DEVICE_TRACER = 0x26, - MLX5_EVENT_TYPE_MAX = MLX5_EVENT_TYPE_DEVICE_TRACER + 1, + MLX5_EVENT_TYPE_MAX = 0x100, }; enum { @@ -1077,6 +1077,7 @@ enum mlx5_cap_type { MLX5_CAP_DEBUG, MLX5_CAP_RESERVED_14, MLX5_CAP_DEV_MEM, + MLX5_CAP_DEV_EVENT = 0x14, /* NUM OF CAP Types */ MLX5_CAP_NUM }; @@ -1255,6 +1256,9 @@ enum mlx5_qcam_feature_groups { #define MLX5_CAP64_DEV_MEM(mdev, cap)\ MLX5_GET64(device_mem_cap, mdev->caps.hca_cur[MLX5_CAP_DEV_MEM], cap) +#define MLX5_CAP_DEV_EVENT(mdev, cap)\ + MLX5_ADDR_OF(device_event_cap, (mdev)->caps.hca_cur[MLX5_CAP_DEV_EVENT], cap) + enum { MLX5_CMD_STAT_OK = 0x0, MLX5_CMD_STAT_INT_ERR = 0x1, diff --git a/include/linux/mlx5/eq.h b/include/linux/mlx5/eq.h index 70e16dcfb4c4..202df2e5fe8c 100644 --- a/include/linux/mlx5/eq.h +++ b/include/linux/mlx5/eq.h @@ -15,7 +15,9 @@ struct mlx5_core_dev; struct mlx5_eq_param { u8 irq_index; int nent; - u64 mask; + u64 mask[4]; + void *context; + irq_handler_t handler; }; struct mlx5_eq * diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 16348528fef6..3ef716c054c2 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -823,6 +823,12 @@ struct mlx5_ifc_device_mem_cap_bits { u8 reserved_at_180[0x680]; }; +struct mlx5_ifc_device_event_cap_bits { + u8 user_affiliated_events[4][0x40]; + + u8 user_unaffiliated_events[4][0x40]; +}; + enum { MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_1_BYTE = 0x0, MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_2_BYTES = 0x2, @@ -980,7 +986,8 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 log_max_srq_sz[0x8]; u8 log_max_qp_sz[0x8]; - u8 reserved_at_90[0x8]; + u8 event_cap[0x1]; + u8 reserved_at_91[0x7]; u8 prio_tag_required[0x1]; u8 reserved_at_99[0x2]; u8 log_max_qp[0x5]; @@ -7364,9 +7371,9 @@ struct mlx5_ifc_create_eq_in_bits { u8 reserved_at_280[0x40]; - u8 event_bitmask[0x40]; + u8 event_bitmask[4][0x40]; - u8 reserved_at_300[0x580]; + u8 reserved_at_3c0[0x4c0]; u8 pas[0][0x40]; }; -- 2.20.1