From patchwork Wed Mar 15 20:27:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Iyappan Subramanian X-Patchwork-Id: 9626617 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 208C460244 for ; Wed, 15 Mar 2017 20:31:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0E59F28652 for ; Wed, 15 Mar 2017 20:31:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 014F926E81; Wed, 15 Mar 2017 20:31:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 730F526E81 for ; Wed, 15 Mar 2017 20:31:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=IvoxSErRHyk4SvSuwR/ARR6tTHyVDZv9ppH/t/BmTM8=; b=gRC9Pvy7DppXhIRwq4HIklFDlx aGUjo/B5cvkCRpnSAeA4/cM/rM+xse98XFIPvdmzOGPjG49N/3cr5IiUz7+Jm34Pj6rYsZetbpJoN mvhwttKVQKSraOmxgZ3rxCflVaZoQa2VyHFyRCnqlVDEaS5qnNNzDkmVKD9sV/X0gDGrvEQPq+cG0 69lLf01Pzqw8qygvled30sQMOi+OqtbwEaRVkUfMerwCTmagIyAdind8l7UqLGyUNwMD8/y1brQX9 lNqCIPXsZxr4xyMHC7iOG7jWTIKgkLKxJb136QWpAQyNALh2yoCbKYfZGetmwF+tAv7P9Fp5Y8qF5 ipmCWrMg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1coFa2-0004C5-PY; Wed, 15 Mar 2017 20:31:34 +0000 Received: from mail-pf0-x233.google.com ([2607:f8b0:400e:c00::233]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1coFV5-0000mo-8x for linux-arm-kernel@lists.infradead.org; Wed, 15 Mar 2017 20:26:29 +0000 Received: by mail-pf0-x233.google.com with SMTP id o126so13690098pfb.3 for ; Wed, 15 Mar 2017 13:26:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=apm.com; s=apm; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Yu/AfhZEEuw5HJquyLvw25jCl2XIdKSLU3paGrgMEUQ=; b=Ta+HqUmGW9OXpDfI5FE5vuOkHM5HRvBJdcEkW+rVFGll3FyxIIJDCAkqVoSwF2Idt7 yZeYbzbkOzwjfjJ4lTiUdY/1Vx4nVDLD8tYZbdyKjqxfiROA5bVEzBE+HVlF59gLNt0N JjmSIbjw7pjAGSC0pokPE1Sb8FYT/9/6Xwypk= 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=Yu/AfhZEEuw5HJquyLvw25jCl2XIdKSLU3paGrgMEUQ=; b=RCq5sgnMoCc6pOxKXeWwfTmf4w5aFHcrdd3YUppxxPs88JClY3w5puodPM2OqtsBpQ NE7BV7t5atgzIu8gV5i8fNL+vTV/JpAN8aZnuKZlSYs6Ml/ch3SfN7eqqJaJkWt9iUW1 C4GjCKC/xhYw3uw8/ZgMEm9jVbqODOF804nVUUrLjsG4TnudN9soApmzcLQr9uCXiGKr Qh68Fl3MdJDRZOW2EAgKxOgq6yIwKmGR/vA7I+kjdfEWuE8TnK0mw9/DYa01cjffQEAZ cilVG4/brmERXDI81wY/PAVj9xDthsCwNedWDrAAXiv7YF/KLkHSIc/a+4mSVLh2s1Ov gqzQ== X-Gm-Message-State: AFeK/H3WDUu+i/s3d95+zghUbx2pd6FE+SQVJ+Xu+xpf9Hn7meDQ8qUuQIqcvCcVp65KKJMT X-Received: by 10.84.216.17 with SMTP id m17mr7183473pli.158.1489609566269; Wed, 15 Mar 2017 13:26:06 -0700 (PDT) Received: from isubrama-dev.amcc.com ([206.80.4.98]) by smtp.gmail.com with ESMTPSA id r67sm5922281pfb.125.2017.03.15.13.26.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 15 Mar 2017 13:26:05 -0700 (PDT) From: Iyappan Subramanian To: davem@davemloft.net, netdev@vger.kernel.org Subject: [PATCH net-next 2/7] drivers: net: xgene: Fix hardware checksum setting Date: Wed, 15 Mar 2017 13:27:16 -0700 Message-Id: <1489609641-31557-3-git-send-email-isubramanian@apm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1489609641-31557-1-git-send-email-isubramanian@apm.com> References: <1489609641-31557-1-git-send-email-isubramanian@apm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170315_132627_372092_222A2B59 X-CRM114-Status: GOOD ( 10.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kchudgar@apm.com, Iyappan Subramanian , patches@apm.com, linux-arm-kernel@lists.infradead.org, qnguyen@apm.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Quan Nguyen This patch fixes the hardware checksum settings by properly program the classifier. Otherwise, packet may be received with checksum error on X-Gene1 SoC. Signed-off-by: Quan Nguyen Signed-off-by: Iyappan Subramanian --- drivers/net/ethernet/apm/xgene/xgene_enet_hw.c | 1 + drivers/net/ethernet/apm/xgene/xgene_enet_hw.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index 06e6816..c72a17e 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -623,6 +623,7 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, xgene_enet_rd_csr(pdata, CLE_BYPASS_REG0_0_ADDR, &cb); cb |= CFG_CLE_BYPASS_EN0; CFG_CLE_IP_PROTOCOL0_SET(&cb, 3); + CFG_CLE_IP_HDR_LEN_SET(&cb, 0); xgene_enet_wr_csr(pdata, CLE_BYPASS_REG0_0_ADDR, cb); xgene_enet_rd_csr(pdata, CLE_BYPASS_REG1_0_ADDR, &cb); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h index 5f83037..b6cd625 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -163,6 +163,7 @@ enum xgene_enet_rm { #define CFG_RXCLK_MUXSEL0_SET(dst, val) xgene_set_bits(dst, val, 26, 3) #define CFG_CLE_IP_PROTOCOL0_SET(dst, val) xgene_set_bits(dst, val, 16, 2) +#define CFG_CLE_IP_HDR_LEN_SET(dst, val) xgene_set_bits(dst, val, 8, 5) #define CFG_CLE_DSTQID0_SET(dst, val) xgene_set_bits(dst, val, 0, 12) #define CFG_CLE_FPSEL0_SET(dst, val) xgene_set_bits(dst, val, 16, 4) #define CFG_CLE_NXTFPSEL0_SET(dst, val) xgene_set_bits(dst, val, 20, 4)