From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELu0W5qbHP8wIkxC/e8D4KdSmYbAxUeNvJ6IfuOkQXyJFSKlAPq4B0BU+17tx5UEyuRFdMNN ARC-Seal: i=1; a=rsa-sha256; t=1521483142; cv=none; d=google.com; s=arc-20160816; b=pq868HWaUBKeHU+rXAfoO1ee4AiqfZ4epAKc9AoFZdnmuF4fU5u9FLiI/y3qtDdYgE VqIO+sLk+KHBPDTIB+KfpVV4yGk3F8VP6lXZ0mTCA2MYHzn8tQhpEezBCJ1B21nHpbfD bJcyJPVa/ms4u8tP5iET9EadwNFPWj6cRNlA/i8q5mToZJF3L2x/167luEOApSaii2m/ KJ6wL3NpZFnngZEbThBHAmjfBSCYrlaND1WQErVzDRZDjwqyYMNtS87DgqLFzAOC2XTf d8hmv3baQP3mdTrjpJUPCQTZHeuViMfs7oEoJR8OzOpL0TIh33BWr66jEFiinu+cApzH /GZg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=rrp9R6uMfhXXL43yk0Yjaed2ttNAdKAZh5cZU8yx6WQ=; b=NWErMszKJzN0+2y7s5twhl9x2pW328o1FYlFP8Cbko4XGXPVf2qZmXzk2VETP7h8Nh PJQ+Xv5e0CuOnTAVR0DYHRd9egHYg6/VE3pkL+ujzt+VVBzGkU8sgu6IhRlb5RE2rAo6 QzUEyYcT4Aek4fXJgoSdcJ9OdByCcSVaC29HJlccR7SsxC/M1e+4bymL+aYydQojEilN 8WvL6I/Bh6UKs3uy6JWBwB134zV1Oifcz8BVwNRDcK+coN3tusgmlETUb/V3yQKae9Uf rkIdiUjOOD6nmaJj6W+y/eX45yZmfKk6HMf94wDfcWQBOjsLiZpH2h6DzePPUn9R7sEX lC3w== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Quan Nguyen , Iyappan Subramanian , "David S. Miller" , Sasha Levin Subject: [PATCH 4.4 015/134] drivers: net: xgene: Fix hardware checksum setting Date: Mon, 19 Mar 2018 19:04:58 +0100 Message-Id: <20180319171851.297389761@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180319171849.024066323@linuxfoundation.org> References: <20180319171849.024066323@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1595390583134295858?= X-GMAIL-MSGID: =?utf-8?q?1595390707421136071?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Quan Nguyen [ Upstream commit e026e700d940a1ea3d3bc84d92ac668b1f015462 ] 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 Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- 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(+) --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -604,6 +604,7 @@ static void xgene_enet_cle_bypass(struct 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); --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -147,6 +147,7 @@ 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_MACMODE_SET(dst, val) xgene_set_bits(dst, val, 18, 2)