From patchwork Mon Aug 17 08:24:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allen X-Patchwork-Id: 11716905 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 12989109B for ; Mon, 17 Aug 2020 08:28:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EE6C6207DF for ; Mon, 17 Aug 2020 08:28:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="otat+96Q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726457AbgHQI0P (ORCPT ); Mon, 17 Aug 2020 04:26:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727979AbgHQI0L (ORCPT ); Mon, 17 Aug 2020 04:26:11 -0400 Received: from mail-pg1-x542.google.com (mail-pg1-x542.google.com [IPv6:2607:f8b0:4864:20::542]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 156D2C061389; Mon, 17 Aug 2020 01:26:11 -0700 (PDT) Received: by mail-pg1-x542.google.com with SMTP id j21so7758563pgi.9; Mon, 17 Aug 2020 01:26:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=LRELbPqR4H2GsBf42vIj1N6+LHAP+fOiPedK4s80ki0=; b=otat+96QX4E0shqrTefnR4GkOB49aUvSVKbnL7/VBjiLwDUlTvRWjTURZXsja58sCq RHI2HzvFXCMGwE3+hpW1aNPhIflGrGkqdnjyoODzpOHL00DkFTHOLVovno6ajHOHxvk4 ChRza9d/UxgbEG5Ihwte7Am1DQ8pkbnmu8CdfLJqT0bIk4INOw7Ukkpe73aUBBe1IYyH vywyBC6P6iGhEtUsh4aEKbxirc7op1DN65LIkbp/J4PK2n6kLDmuml93c/zq4lQyzWTY qpErDD3GEJmlIu5V258akBqIkv63IYrvsGyddqRuUs86U81ZgH5dAix6eJn4TMGI3Oul 3pgQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=LRELbPqR4H2GsBf42vIj1N6+LHAP+fOiPedK4s80ki0=; b=e65fz3SKV3Kko+MM4BH3isyAcchhVPmXYxZ73Bn4DUPVVeS8D+c/jmAG9n6WC51n7t nAtUcQo0lyJZAV+6o0kPcjPTuwn0HyvpeovF7KI6O1HdCreeUfIRVT3E1/1vl1Ds4piY 3pn8kTYhRXl5ssr+g/2LEFpP2b5V6A9ZF8UPCxE9SWdkhnn008z71pVEo3CZSdPrF8nV dw7gMx+jpi6vQ3e3UahO4/hWHmm2m9nKdg+AWP6i50nysSMSowUoJW5ZTYU5PqUjm8ok 9u1Sd7nZfw4nC3Oi2zQMkxrYXDey9AEpdr74Zh9zcMXX1lure7lwHgH08uFPGHEhzrjT ssxQ== X-Gm-Message-State: AOAM532BHOuKVaQsJULWH75U5M/whIYodC5Uof7kukLT8ValO+DBggZ7 sWIo54Ul2BrvbSHnLtjwVfM= X-Google-Smtp-Source: ABdhPJw9JscYSDr2Eabd11czCU5vzlDfIp8vk9Zn+NV6Awwm3kesY5jR5XHrbatn2NNjcsgM1aiNew== X-Received: by 2002:a63:ee12:: with SMTP id e18mr8907549pgi.1.1597652770583; Mon, 17 Aug 2020 01:26:10 -0700 (PDT) Received: from localhost.localdomain ([49.207.202.98]) by smtp.gmail.com with ESMTPSA id r186sm19928482pfr.162.2020.08.17.01.26.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2020 01:26:10 -0700 (PDT) From: Allen Pais To: jes@trained-monkey.org, davem@davemloft.net, kuba@kernel.org, kda@linux-powerpc.org, dougmill@linux.ibm.com, cooldavid@cooldavid.org, mlindner@marvell.com, borisp@mellanox.com Cc: keescook@chromium.org, linux-acenic@sunsite.dk, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-rdma@vger.kernel.org, oss-drivers@netronome.com, Allen Pais , Romain Perier Subject: [PATCH 13/20] ethernet: mellanox: convert tasklets to use new tasklet_setup() API Date: Mon, 17 Aug 2020 13:54:27 +0530 Message-Id: <20200817082434.21176-15-allen.lkml@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200817082434.21176-1-allen.lkml@gmail.com> References: <20200817082434.21176-1-allen.lkml@gmail.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org In preparation for unconditionally passing the struct tasklet_struct pointer to all tasklet callbacks, switch to using the new tasklet_setup() and from_tasklet() to pass the tasklet pointer explicitly. Signed-off-by: Romain Perier Signed-off-by: Allen Pais --- drivers/net/ethernet/mellanox/mlx4/cq.c | 4 ++-- drivers/net/ethernet/mellanox/mlx4/eq.c | 3 +-- drivers/net/ethernet/mellanox/mlx4/mlx4.h | 2 +- drivers/net/ethernet/mellanox/mlx5/core/cq.c | 4 ++-- drivers/net/ethernet/mellanox/mlx5/core/eq.c | 3 +-- drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c | 7 +++---- drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h | 2 +- drivers/net/ethernet/mellanox/mlxsw/pci.c | 12 ++++++------ 8 files changed, 17 insertions(+), 20 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c index 65f8a4b6ed0c..3b8576b9c2f9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -55,11 +55,11 @@ #define TASKLET_MAX_TIME 2 #define TASKLET_MAX_TIME_JIFFIES msecs_to_jiffies(TASKLET_MAX_TIME) -void mlx4_cq_tasklet_cb(unsigned long data) +void mlx4_cq_tasklet_cb(struct tasklet_struct *t) { unsigned long flags; unsigned long end = jiffies + TASKLET_MAX_TIME_JIFFIES; - struct mlx4_eq_tasklet *ctx = (struct mlx4_eq_tasklet *)data; + struct mlx4_eq_tasklet *ctx = from_tasklet(ctx, t, task); struct mlx4_cq *mcq, *temp; spin_lock_irqsave(&ctx->lock, flags); diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index ae305c2e9225..9e48509ed3b2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -1057,8 +1057,7 @@ static int mlx4_create_eq(struct mlx4_dev *dev, int nent, INIT_LIST_HEAD(&eq->tasklet_ctx.list); INIT_LIST_HEAD(&eq->tasklet_ctx.process_list); spin_lock_init(&eq->tasklet_ctx.lock); - tasklet_init(&eq->tasklet_ctx.task, mlx4_cq_tasklet_cb, - (unsigned long)&eq->tasklet_ctx); + tasklet_setup(&eq->tasklet_ctx.task, mlx4_cq_tasklet_cb); return err; diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index 527b52e48276..64bed7ac3836 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -1217,7 +1217,7 @@ void mlx4_cmd_use_polling(struct mlx4_dev *dev); int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param, u16 op, unsigned long timeout); -void mlx4_cq_tasklet_cb(unsigned long data); +void mlx4_cq_tasklet_cb(struct tasklet_struct *t); void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn); void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cq.c b/drivers/net/ethernet/mellanox/mlx5/core/cq.c index 8379b24cb838..df3e4938ecdd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cq.c @@ -42,11 +42,11 @@ #define TASKLET_MAX_TIME 2 #define TASKLET_MAX_TIME_JIFFIES msecs_to_jiffies(TASKLET_MAX_TIME) -void mlx5_cq_tasklet_cb(unsigned long data) +void mlx5_cq_tasklet_cb(struct tasklet_struct *t) { unsigned long flags; unsigned long end = jiffies + TASKLET_MAX_TIME_JIFFIES; - struct mlx5_eq_tasklet *ctx = (struct mlx5_eq_tasklet *)data; + struct mlx5_eq_tasklet *ctx = from_tasklet(ctx, t, task); struct mlx5_core_cq *mcq; struct mlx5_core_cq *temp; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 31ef9f8420c8..ec38405d467f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -788,8 +788,7 @@ static int create_comp_eqs(struct mlx5_core_dev *dev) INIT_LIST_HEAD(&eq->tasklet_ctx.list); INIT_LIST_HEAD(&eq->tasklet_ctx.process_list); spin_lock_init(&eq->tasklet_ctx.lock); - tasklet_init(&eq->tasklet_ctx.task, mlx5_cq_tasklet_cb, - (unsigned long)&eq->tasklet_ctx); + tasklet_setup(&eq->tasklet_ctx.task, mlx5_cq_tasklet_cb); eq->irq_nb.notifier_call = mlx5_eq_comp_int; param = (struct mlx5_eq_param) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c index 831d2c39e153..9f6d97eae0ae 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c @@ -388,9 +388,9 @@ static inline void mlx5_fpga_conn_cqes(struct mlx5_fpga_conn *conn, mlx5_fpga_conn_arm_cq(conn); } -static void mlx5_fpga_conn_cq_tasklet(unsigned long data) +static void mlx5_fpga_conn_cq_tasklet(struct tasklet_struct *t) { - struct mlx5_fpga_conn *conn = (void *)data; + struct mlx5_fpga_conn *conn = from_tasklet(conn, t, cq.tasklet); if (unlikely(!conn->qp.active)) return; @@ -478,8 +478,7 @@ static int mlx5_fpga_conn_create_cq(struct mlx5_fpga_conn *conn, int cq_size) conn->cq.mcq.comp = mlx5_fpga_conn_cq_complete; conn->cq.mcq.irqn = irqn; conn->cq.mcq.uar = fdev->conn_res.uar; - tasklet_init(&conn->cq.tasklet, mlx5_fpga_conn_cq_tasklet, - (unsigned long)conn); + tasklet_setup(&conn->cq.tasklet, mlx5_fpga_conn_cq_tasklet); mlx5_fpga_dbg(fdev, "Created CQ #0x%x\n", conn->cq.mcq.cqn); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h index 4aaca7400fb2..078a7cc29bf0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/eq.h @@ -77,7 +77,7 @@ int mlx5_eq_add_cq(struct mlx5_eq *eq, struct mlx5_core_cq *cq); void mlx5_eq_del_cq(struct mlx5_eq *eq, struct mlx5_core_cq *cq); struct mlx5_eq_comp *mlx5_eqn2comp_eq(struct mlx5_core_dev *dev, int eqn); struct mlx5_eq *mlx5_get_async_eq(struct mlx5_core_dev *dev); -void mlx5_cq_tasklet_cb(unsigned long data); +void mlx5_cq_tasklet_cb(struct tasklet_struct *t); struct cpumask *mlx5_eq_comp_cpumask(struct mlx5_core_dev *dev, int ix); u32 mlx5_eq_poll_irq_disabled(struct mlx5_eq_comp *eq); diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index 1c64b03ff48e..641cdd81882b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -620,9 +620,9 @@ static char *mlxsw_pci_cq_sw_cqe_get(struct mlxsw_pci_queue *q) return elem; } -static void mlxsw_pci_cq_tasklet(unsigned long data) +static void mlxsw_pci_cq_tasklet(struct tasklet_struct *t) { - struct mlxsw_pci_queue *q = (struct mlxsw_pci_queue *) data; + struct mlxsw_pci_queue *q = from_tasklet(q, t, tasklet); struct mlxsw_pci *mlxsw_pci = q->pci; char *cqe; int items = 0; @@ -733,9 +733,9 @@ static char *mlxsw_pci_eq_sw_eqe_get(struct mlxsw_pci_queue *q) return elem; } -static void mlxsw_pci_eq_tasklet(unsigned long data) +static void mlxsw_pci_eq_tasklet(struct tasklet_struct *t) { - struct mlxsw_pci_queue *q = (struct mlxsw_pci_queue *) data; + struct mlxsw_pci_queue *q = from_tasklet(q, t, tasklet); struct mlxsw_pci *mlxsw_pci = q->pci; u8 cq_count = mlxsw_pci_cq_count(mlxsw_pci); unsigned long active_cqns[BITS_TO_LONGS(MLXSW_PCI_CQS_MAX)]; @@ -792,7 +792,7 @@ struct mlxsw_pci_queue_ops { struct mlxsw_pci_queue *q); void (*fini)(struct mlxsw_pci *mlxsw_pci, struct mlxsw_pci_queue *q); - void (*tasklet)(unsigned long data); + void (*tasklet)(struct tasklet_struct *t); u16 (*elem_count_f)(const struct mlxsw_pci_queue *q); u8 (*elem_size_f)(const struct mlxsw_pci_queue *q); u16 elem_count; @@ -855,7 +855,7 @@ static int mlxsw_pci_queue_init(struct mlxsw_pci *mlxsw_pci, char *mbox, q->pci = mlxsw_pci; if (q_ops->tasklet) - tasklet_init(&q->tasklet, q_ops->tasklet, (unsigned long) q); + tasklet_setup(&q->tasklet, q_ops->tasklet); mem_item->size = MLXSW_PCI_AQ_SIZE; mem_item->buf = pci_alloc_consistent(mlxsw_pci->pdev,