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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 D42E0C2D0DB for ; Wed, 22 Jan 2020 09:56:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9E41124683 for ; Wed, 22 Jan 2020 09:56:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579686963; bh=VvSxBTUM2iQ3N+zapYL3JW57CkB2JGsoaIGUI7TyPSA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ECkM1Yns9wjw9ylrS7yeU+koRMihaWB1XPOZRU+/Q44htvmP1ggbseFoM9S1BLfr8 DNLopyP0OY41YNFjnrMigNYDRG7jx1ec9IKcd+xVPW0wf/ss7OqTXzr0Vrftcdava/ r8/IGjKe3Cjm8TsZ2Pb5DNuBLkbG0Cb0i25iGGq8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730607AbgAVJ4C (ORCPT ); Wed, 22 Jan 2020 04:56:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:44940 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729401AbgAVJcP (ORCPT ); Wed, 22 Jan 2020 04:32:15 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 8039C24698; Wed, 22 Jan 2020 09:32:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579685535; bh=VvSxBTUM2iQ3N+zapYL3JW57CkB2JGsoaIGUI7TyPSA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HQQr3RmFt4l3uVlhR+fYgtYR9rj4GQ9m26eYPQKh4XP4pbufik3U6icdBYawV4Cad YkXUS5YGJmn2cRDPAbe71kR6vketFK+MDgJc5/xgwdhyhRdCHnFolm3dpv5h+FEalL LOQ8pFYQJl/FB7UfEeXttPH20kFQFUEMH+kn9yRY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jose Abreu , "David S. Miller" Subject: [PATCH 4.4 53/76] net: stmmac: 16KB buffer must be 16 byte aligned Date: Wed, 22 Jan 2020 10:29:09 +0100 Message-Id: <20200122092758.756403838@linuxfoundation.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200122092751.587775548@linuxfoundation.org> References: <20200122092751.587775548@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jose Abreu commit 8605131747e7e1fd8f6c9f97a00287aae2b2c640 upstream. The 16KB RX Buffer must also be 16 byte aligned. Fix it. Fixes: 7ac6653a085b ("stmmac: Move the STMicroelectronics driver") Signed-off-by: Jose Abreu Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/stmicro/stmmac/common.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -273,8 +273,8 @@ struct dma_features { unsigned int enh_desc; }; -/* GMAC TX FIFO is 8K, Rx FIFO is 16K */ -#define BUF_SIZE_16KiB 16384 +/* RX Buffer size must be multiple of 4/8/16 bytes */ +#define BUF_SIZE_16KiB 16368 #define BUF_SIZE_8KiB 8192 #define BUF_SIZE_4KiB 4096 #define BUF_SIZE_2KiB 2048