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Miller" , Sasha Levin Subject: [PATCH AUTOSEL for 4.4 015/115] drivers: net: xgene: Fix hardware checksum setting Thread-Topic: [PATCH AUTOSEL for 4.4 015/115] drivers: net: xgene: Fix hardware checksum setting Thread-Index: AQHTsz9LOWC4TUTKfUeV3nTsZpUUWg== Date: Sat, 3 Mar 2018 22:30:55 +0000 Message-ID: <20180303223010.27106-15-alexander.levin@microsoft.com> References: <20180303223010.27106-1-alexander.levin@microsoft.com> In-Reply-To: <20180303223010.27106-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;MW2PR2101MB0938;7:rOuYwx3HdojaHSCebIzX0e9nccuIkZR2WDY7/jCTLld0H/RtTFJ7bQd7VwO2595VD2bRdMQbotHiMv52N1i/CvR8FtEJ+2LjSzgXkvNv/s2eLPLls4QgXiNmcGvBmMCQOBW/Z19l7JSMOU/yMfErHolMbNDMzvqgey60Q503nwjZhjMRwiQxGhlhBmvHZx25NfXBGFR/J9qx+mh9JXCbhPxyT2uem6BcdM9fBwS2GOBpjHjkoY2tfBrYpE0sDBIY x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 5f430bf2-3655-451a-9fad-08d581576c7c x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(4534165)(4627221)(201703031133081)(201702281549075)(48565401081)(5600026)(4604075)(3008032)(2017052603307)(7193020);SRVR:MW2PR2101MB0938; x-ms-traffictypediagnostic: MW2PR2101MB0938: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(28532068793085)(89211679590171); x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(8211001083)(61425038)(6040501)(2401047)(5005006)(8121501046)(93006095)(93001095)(3002001)(10201501046)(3231220)(944501244)(6055026)(61426038)(61427038)(6041288)(20161123558120)(20161123564045)(20161123560045)(20161123562045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(6072148)(201708071742011);SRVR:MW2PR2101MB0938;BCL:0;PCL:0;RULEID:;SRVR:MW2PR2101MB0938; x-forefront-prvs: 0600F93FE1 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(39380400002)(39860400002)(366004)(396003)(346002)(376002)(199004)(189003)(54906003)(4326008)(72206003)(22452003)(478600001)(25786009)(66066001)(6436002)(6512007)(14454004)(53936002)(2906002)(6486002)(105586002)(99286004)(10290500003)(3846002)(106356001)(6116002)(305945005)(5660300001)(110136005)(1076002)(36756003)(316002)(2900100001)(2501003)(5250100002)(10090500001)(102836004)(68736007)(2950100002)(26005)(97736004)(186003)(6506007)(8676002)(107886003)(3660700001)(6666003)(7736002)(86362001)(81166006)(86612001)(81156014)(76176011)(8936002)(3280700002)(22906009)(217873001);DIR:OUT;SFP:1102;SCL:1;SRVR:MW2PR2101MB0938;H:MW2PR2101MB1034.namprd21.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;A:1;MX:1;LANG:en; x-microsoft-antispam-message-info: B2aATMTl2TeHOzm11LjFZyu8oIC5C38rhgbLljECrR8j2P8e6fs4W166TIctb/ja3zC1QzIVlqPtusXhI5vuJ9BdcFptG1assACSd1mdTkzwf9HFGh+PNUcYu99l4FNemrythw9eE/L/1RvOQIcoZYIlYXZgxweEImvL42zA1n8= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5f430bf2-3655-451a-9fad-08d581576c7c X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Mar 2018 22:30:56.0102 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW2PR2101MB0938 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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 --- 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/e= thernet/apm/xgene/xgene_enet_hw.c index c31e691d11fc..e8d31640058d 100644 --- 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_pda= ta *pdata, xgene_enet_rd_csr(pdata, CLE_BYPASS_REG0_0_ADDR, &cb); cb |=3D 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); =20 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/e= thernet/apm/xgene/xgene_enet_hw.h index c153a1dc5ff7..480312105964 100644 --- 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) =20 #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) --=20 2.14.1