From patchwork Mon Aug 21 13:12:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Petr Pavlu X-Patchwork-Id: 13359430 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 EA064EE4993 for ; Mon, 21 Aug 2023 13:12:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235257AbjHUNMw (ORCPT ); Mon, 21 Aug 2023 09:12:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59272 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235276AbjHUNMw (ORCPT ); Mon, 21 Aug 2023 09:12:52 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3318AF4; Mon, 21 Aug 2023 06:12:43 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id C679E2208F; Mon, 21 Aug 2023 13:12:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1692623561; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=L8x9w82Z8aEgZifrI6JcH/JdzXmZ2Ssp/vWi4NElA70=; b=n1H8qcUJSRXtLTkA/2nB77XinOAD+k+L5AslkxzUzb96MHPA+YIdGmU/A0/1tY9Cc732mS K/3CwmaTuTbnSNpIIHl7JZkN9kkvaNXrSREZrGa9q++dNgD1gLhkkhriZmbKlQFWHyQT0w p+Wq3kkUonZUFTKS/4G0mpV2CJI6tn0= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 8570513421; Mon, 21 Aug 2023 13:12:41 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id MKJ3H8li42QUVgAAMHmgww (envelope-from ); Mon, 21 Aug 2023 13:12:41 +0000 From: Petr Pavlu To: tariqt@nvidia.com, yishaih@nvidia.com, leon@kernel.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, jgg@ziepe.ca, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, Petr Pavlu , Leon Romanovsky Subject: [PATCH net-next v3 05/11] mlx4: Get rid of the mlx4_interface.activate callback Date: Mon, 21 Aug 2023 15:12:19 +0200 Message-Id: <20230821131225.11290-6-petr.pavlu@suse.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230821131225.11290-1-petr.pavlu@suse.com> References: <20230821131225.11290-1-petr.pavlu@suse.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org The mlx4_interface.activate callback was introduced in commit 79857cd31fe7 ("net/mlx4: Postpone the registration of net_device"). It dealt with a situation when a netdev notifier received a NETDEV_REGISTER event for a new net_device created by mlx4_en but the same device was not yet visible to mlx4_get_protocol_dev(). The callback can be removed now that mlx4_get_protocol_dev() is gone. Signed-off-by: Petr Pavlu Tested-by: Leon Romanovsky Reviewed-by: Leon Romanovsky Acked-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx4/en_main.c | 37 +++++++++----------- drivers/net/ethernet/mellanox/mlx4/intf.c | 2 -- include/linux/mlx4/driver.h | 1 - 3 files changed, 16 insertions(+), 24 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c index 31bf625b8158..39c9befeb638 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c @@ -259,26 +259,6 @@ static void mlx4_en_remove(struct mlx4_dev *dev, void *endev_ptr) kfree(mdev); } -static void mlx4_en_activate(struct mlx4_dev *dev, void *ctx) -{ - int i; - struct mlx4_en_dev *mdev = ctx; - - /* Create a netdev for each port */ - mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) { - mlx4_info(mdev, "Activating port:%d\n", i); - if (mlx4_en_init_netdev(mdev, i, &mdev->profile.prof[i])) - mdev->pndev[i] = NULL; - } - - /* register netdev notifier */ - mdev->netdev_nb.notifier_call = mlx4_en_netdev_event; - if (register_netdevice_notifier(&mdev->netdev_nb)) { - mdev->netdev_nb.notifier_call = NULL; - mlx4_err(mdev, "Failed to create netdev notifier\n"); - } -} - static void *mlx4_en_add(struct mlx4_dev *dev) { struct mlx4_en_dev *mdev; @@ -350,6 +330,22 @@ static void *mlx4_en_add(struct mlx4_dev *dev) err = mlx4_register_event_notifier(dev, &mdev->mlx_nb); WARN(err, "failed to register mlx4 event notifier (%d)", err); + /* Setup ports */ + + /* Create a netdev for each port */ + mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) { + mlx4_info(mdev, "Activating port:%d\n", i); + if (mlx4_en_init_netdev(mdev, i, &mdev->profile.prof[i])) + mdev->pndev[i] = NULL; + } + + /* register netdev notifier */ + mdev->netdev_nb.notifier_call = mlx4_en_netdev_event; + if (register_netdevice_notifier(&mdev->netdev_nb)) { + mdev->netdev_nb.notifier_call = NULL; + mlx4_err(mdev, "Failed to create netdev notifier\n"); + } + return mdev; err_mr: @@ -371,7 +367,6 @@ static struct mlx4_interface mlx4_en_interface = { .add = mlx4_en_add, .remove = mlx4_en_remove, .protocol = MLX4_PROT_ETH, - .activate = mlx4_en_activate, }; static void mlx4_en_verify_params(void) diff --git a/drivers/net/ethernet/mellanox/mlx4/intf.c b/drivers/net/ethernet/mellanox/mlx4/intf.c index fecb63e69607..8cbc1bcdfe77 100644 --- a/drivers/net/ethernet/mellanox/mlx4/intf.c +++ b/drivers/net/ethernet/mellanox/mlx4/intf.c @@ -64,8 +64,6 @@ static void mlx4_add_device(struct mlx4_interface *intf, struct mlx4_priv *priv) spin_lock_irq(&priv->ctx_lock); list_add_tail(&dev_ctx->list, &priv->ctx_list); spin_unlock_irq(&priv->ctx_lock); - if (intf->activate) - intf->activate(&priv->dev, dev_ctx->context); } else kfree(dev_ctx); diff --git a/include/linux/mlx4/driver.h b/include/linux/mlx4/driver.h index 228da8ed7e75..0f8c9ba4c574 100644 --- a/include/linux/mlx4/driver.h +++ b/include/linux/mlx4/driver.h @@ -58,7 +58,6 @@ enum { struct mlx4_interface { void * (*add) (struct mlx4_dev *dev); void (*remove)(struct mlx4_dev *dev, void *context); - void (*activate)(struct mlx4_dev *dev, void *context); struct list_head list; enum mlx4_protocol protocol; int flags;