From patchwork Fri Mar 6 01:06:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jakub Kicinski X-Patchwork-Id: 11422857 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 B3F21138D for ; Fri, 6 Mar 2020 01:06:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 95D332073D for ; Fri, 6 Mar 2020 01:06:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583456816; bh=T6cn0wHytPI/i5tO/aLymuIVcVVaOSY4AMgguxIiZ6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=rzcjhvZkjkOCFcY5uhKxq1tapDtmuJbZOleEoyatoWrLEI0uDcx8muYE2Iehblhyd AwZxKqZMT3EzyizK6fgAZh0p1AA8IsHPg86sQR/sbx+zjuczBkzdAH8DlsNlQlCeED FtzrKcYLXuKFW+nAHq5vdOQkpBAyGdJfRe62BmJ4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726650AbgCFBGz (ORCPT ); Thu, 5 Mar 2020 20:06:55 -0500 Received: from mail.kernel.org ([198.145.29.99]:59514 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726887AbgCFBGx (ORCPT ); Thu, 5 Mar 2020 20:06:53 -0500 Received: from kicinski-fedora-PC1C0HJN.thefacebook.com (unknown [163.114.132.128]) (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 1EFC22146E; Fri, 6 Mar 2020 01:06:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583456813; bh=T6cn0wHytPI/i5tO/aLymuIVcVVaOSY4AMgguxIiZ6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ss6+rX3vSW20OZ+dJk5Jy601slJGsh4cB8F5Jwqec3EJ+RxT9LNNHRZ4lZ9wbYFMN sjL/Gh1OS5xLhDggS0VzUabXakN8H5Xv97uoMglIbDdRe9/4nnhtDtu+BHkKX8tygj 39cfUWrpF0482oyY5S3yizG4DVsAlXJQuuj3VBiA= From: Jakub Kicinski To: davem@davemloft.net Cc: jdike@addtoit.com, richard@nod.at, anton.ivanov@cambridgegreys.com, linux-um@lists.infradead.org, dledford@redhat.com, jgg@ziepe.ca, leon@kernel.org, linux-rdma@vger.kernel.org, edumazet@google.com, jasowang@redhat.com, mkubecek@suse.cz, hayeswang@realtek.com, doshir@vmware.com, pv-drivers@vmware.com, manishc@marvell.com, GR-Linux-NIC-Dev@marvell.com, gregkh@linuxfoundation.org, merez@codeaurora.org, kvalo@codeaurora.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, Jakub Kicinski Subject: [PATCH net-next 5/7] vmxnet3: let core reject the unsupported coalescing parameters Date: Thu, 5 Mar 2020 17:06:00 -0800 Message-Id: <20200306010602.1620354-6-kuba@kernel.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200306010602.1620354-1-kuba@kernel.org> References: <20200306010602.1620354-1-kuba@kernel.org> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Set ethtool_ops->supported_coalesce_params to let the core reject unsupported coalescing parameters. This driver correctly rejects all unsupported parameters. As a side effect of these changes the error code for unsupported params changes from EINVAL to EOPNOTSUPP. Signed-off-by: Jakub Kicinski --- drivers/net/vmxnet3/vmxnet3_ethtool.c | 24 +++--------------------- 1 file changed, 3 insertions(+), 21 deletions(-) diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index 1e4b9ba70983..6528940ce5f3 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -780,27 +780,6 @@ vmxnet3_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) if (!VMXNET3_VERSION_GE_3(adapter)) return -EOPNOTSUPP; - if (ec->rx_coalesce_usecs_irq || - ec->rx_max_coalesced_frames_irq || - ec->tx_coalesce_usecs || - ec->tx_coalesce_usecs_irq || - ec->tx_max_coalesced_frames_irq || - ec->stats_block_coalesce_usecs || - ec->use_adaptive_tx_coalesce || - ec->pkt_rate_low || - ec->rx_coalesce_usecs_low || - ec->rx_max_coalesced_frames_low || - ec->tx_coalesce_usecs_low || - ec->tx_max_coalesced_frames_low || - ec->pkt_rate_high || - ec->rx_coalesce_usecs_high || - ec->rx_max_coalesced_frames_high || - ec->tx_coalesce_usecs_high || - ec->tx_max_coalesced_frames_high || - ec->rate_sample_interval) { - return -EINVAL; - } - if ((ec->rx_coalesce_usecs == 0) && (ec->use_adaptive_rx_coalesce == 0) && (ec->tx_max_coalesced_frames == 0) && @@ -891,6 +870,9 @@ vmxnet3_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) } static const struct ethtool_ops vmxnet3_ethtool_ops = { + .supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS | + ETHTOOL_COALESCE_MAX_FRAMES | + ETHTOOL_COALESCE_USE_ADAPTIVE_RX, .get_drvinfo = vmxnet3_get_drvinfo, .get_regs_len = vmxnet3_get_regs_len, .get_regs = vmxnet3_get_regs,