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Miller" CC: "linux-usb@vger.kernel.org" , "netdev@vger.kernel.org" , Dmitry Bezrukov , Igor Russkikh Subject: [PATCH v2 net-next 13/21] net: usb: aqc111: Add support for TSO Thread-Topic: [PATCH v2 net-next 13/21] net: usb: aqc111: Add support for TSO Thread-Index: AQHUe191drYt7HegLUytrENZukQ6vg== Date: Tue, 13 Nov 2018 14:45:02 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: AM5P189CA0013.EURP189.PROD.OUTLOOK.COM (2603:10a6:206:15::26) To BY1PR0701MB1660.namprd07.prod.outlook.com (2a01:111:e400:522a::22) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Igor.Russkikh@aquantia.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [95.79.108.179] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;BY1PR0701MB1349;6:s99hXMQlofnX4MczjyFsHeRF3g3HqjVus8OiHmMQ6TTZuuZsRvSJnDkLFiXWaD52pCogfA2BLVKuudgjiITiZhF0RrQaOii8tZLMVOfKu82rKWaIKkof+e0hdO5gsByOPzPPrah7kYzoUQ0I+vN9rpT+1D12VhE3/CTtIqXRhKKDmLVJBox3sPhbdd9U3rq9sn9oQlRfNF/Vi9nRLc81ueFe801NS8+fAXj6ORZ/cRfXiHsGR2McYzrJ5KxdG3604F/lt1uaarmXDhtASeMtk2nGhIxT1t6ZECmqHE1lBM/SACJ1EkjYc8YdEwciKRqko0nCjtIK+ikZzcZJ+cG9+yZMEQ/C2UVS7l9qsoeV/Oz2RQ65We32NZ9RB9fTzK8/TTqAw857KqN86PKvEJT8DzOiiAQV3e8sZ6uNE9Ov7BFBXUnc1NT9NdBJcFBDTO1nIuEX2mM87JeZdhLlVtyVGw==;5:MR8OUG2lWBCGU5UtVqAnUZTZt1335r+sTdW3BKK1IqHra0m8hX+BX+zrKy3vgGT8QsLfDNePn+6RGnxSMnsZbLBeLOCysQgO/9jj0VDsp+fli22WbC4OhwvPmQaQteFaBRa7AvpNl+txoNQ7Xdhe0fTVunZB84TqhSULcLq4164=;7:bCgAOi+Q2zsruoVuKm+UohUt1cjbzS39Q20wix1GQU2PMbijyBVGUe/sktBSGoUVPA+CumTLxayDQSYnukAHufsAxtvKp6yxuSVUA1QhareOecFIjfca/amC1L+2uWDXVeXnnfvCbTMoOJq+dAW6Rw== x-ms-office365-filtering-correlation-id: 1f153b4a-7497-4767-5922-08d64976976e x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390060)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600074)(711020)(2017052603328)(7153060)(7193020);SRVR:BY1PR0701MB1349; 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received-spf: None (protection.outlook.com: aquantia.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: VkmNzuRAAAUVDzkZzyplILPFPtuh/frfQdNdq2eteZXhXRzbjM/oiZLd8V5W/5Jw41NHAwSjz2KWz/1Vur7iEQjYqgQB7Wwy22j6FlIddpZmxrtSEGVt6iNFj+vBNDX9Vow6kxV8PYbvadKTC6V7Tcx2mXXlANpMS4zym43WGxm3BuhUhKMyH7W36nbdU269dAGL0QTbAg0nRHcwKwOSqDdY8XIxuolxYehITgIYMvA6v4TgjDKErbTdtg8PhHNMsf6H7b9ve8m17vmEZK53Q6TBMOelqyVx/1obf5iiG5Zr5F4c4V2gZg1rGvf0RpmXVsEy7KOxn4Fs/Novx3yZrNf5iBYB+rPiJ+Kt2Q88f3k= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: aquantia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1f153b4a-7497-4767-5922-08d64976976e X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Nov 2018 14:45:02.0257 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 83e2e134-991c-4ede-8ced-34d47e38e6b1 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY1PR0701MB1349 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Dmitry Bezrukov Signed-off-by: Dmitry Bezrukov Signed-off-by: Igor Russkikh --- drivers/net/usb/aqc111.c | 4 ++++ drivers/net/usb/aqc111.h | 8 ++++++-- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c index 891d6832b87c..2cbdca3d8dfc 100644 --- a/drivers/net/usb/aqc111.c +++ b/drivers/net/usb/aqc111.c @@ -953,6 +953,10 @@ static struct sk_buff *aqc111_tx_fixup(struct usbnet *dev, struct sk_buff *skb, /*Length of actual data*/ tx_desc |= skb->len & AQ_TX_DESC_LEN_MASK; + /* TSO MSS */ + tx_desc |= ((u64)(skb_shinfo(skb)->gso_size & AQ_TX_DESC_MSS_MASK)) << + AQ_TX_DESC_MSS_SHIFT; + headroom = (skb->len + sizeof(tx_desc)) % 8; if (headroom != 0) padding_size = 8 - headroom; diff --git a/drivers/net/usb/aqc111.h b/drivers/net/usb/aqc111.h index 477815f8b7de..b27c4db22a51 100644 --- a/drivers/net/usb/aqc111.h +++ b/drivers/net/usb/aqc111.h @@ -64,10 +64,12 @@ /* Feature. ********************************************/ #define AQ_SUPPORT_FEATURE (NETIF_F_SG | NETIF_F_IP_CSUM |\ - NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM) + NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\ + NETIF_F_TSO) #define AQ_SUPPORT_HW_FEATURE (NETIF_F_SG | NETIF_F_IP_CSUM |\ - NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM) + NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\ + NETIF_F_TSO) /* SFR Reg. ********************************************/ @@ -205,6 +207,8 @@ struct aqc111_data { /* TX Descriptor */ #define AQ_TX_DESC_LEN_MASK 0x1FFFFF #define AQ_TX_DESC_DROP_PADD BIT(28) +#define AQ_TX_DESC_MSS_MASK 0x7FFF +#define AQ_TX_DESC_MSS_SHIFT 0x20 #define AQ_RX_HW_PAD 0x02