From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 21 Mar 2022 10:28:19 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nWEKl-001Ete-Ot for lore@lore.pengutronix.de; Mon, 21 Mar 2022 10:28:19 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nWEKn-00054w-6f for lore@pengutronix.de; Mon, 21 Mar 2022 10:28:18 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=4SXCeGuT61QuVnwfeU/5QS1zEiUpX7Yl1Dfh7wEPbv8=; b=L2KPZj4HbLGRkR mjmZG0pTXO7Py5tghfZAv4zRD9rI6rJziMpqFDMb9JuGTqSj0/MzCtX+y8SxWN4bHm1W4JOglYEv7 jsjUm3+e36nQOYaQ29xJx+Zw9wAfAa97wLBEKMFst47LLy2t0IuodCXsh55PwKE4M9viiUoWNSFAP yYt4k01hPLqQ0iSX7A9YNpHO3jHfDstr2rnQ+HAjUiCeXRLDYMkyUSIHFJY+3xS1a0cdcAP2ZCPAE Puqe/jxmFi7XH8G9mFAYS0tYwLe96fldHxuGKZgrhTSg8ZXuNrOP2DtsAn+/k8NrLT4MowaMWETHK rwCernWTfpvOX9sPvkjA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWEJQ-0079eM-Oo; Mon, 21 Mar 2022 09:26:52 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWEIk-0079JY-2n for barebox@lists.infradead.org; Mon, 21 Mar 2022 09:26:13 +0000 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nWEIi-0004CY-Kd; Mon, 21 Mar 2022 10:26:08 +0100 Received: from ore by dude.hi.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nWEIh-0067nP-So; Mon, 21 Mar 2022 10:26:07 +0100 From: Oleksij Rempel To: barebox@lists.infradead.org Cc: Oleksij Rempel Date: Mon, 21 Mar 2022 10:26:02 +0100 Message-Id: <20220321092606.1459834-6-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220321092606.1459834-1-o.rempel@pengutronix.de> References: <20220321092606.1459834-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220321_022610_218930_B808E67C X-CRM114-Status: GOOD ( 13.53 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.1 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v1 5/9] net: port part of if_vlan header from kernel v5.17 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) This header is needed for SJA11xx switch driver Signed-off-by: Oleksij Rempel --- include/linux/if_vlan.h | 56 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 include/linux/if_vlan.h diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h new file mode 100644 index 0000000000..9e54685064 --- /dev/null +++ b/include/linux/if_vlan.h @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * VLAN An implementation of 802.1Q VLAN tagging. + * + * Authors: Ben Greear + */ +#ifndef _LINUX_IF_VLAN_H_ +#define _LINUX_IF_VLAN_H_ + +#define VLAN_HLEN 4 /* The additional bytes required by VLAN + * (in addition to the Ethernet header) + */ +#define VLAN_ETH_HLEN 18 /* Total octets in header. */ +#define VLAN_ETH_ZLEN 64 /* Min. octets in frame sans FCS */ + +/* + * According to 802.3ac, the packet can be 4 bytes longer. --Klika Jan + */ +#define VLAN_ETH_DATA_LEN 1500 /* Max. octets in payload */ +#define VLAN_ETH_FRAME_LEN 1518 /* Max. octets in frame sans FCS */ + +#define VLAN_MAX_DEPTH 8 /* Max. number of nested VLAN tags parsed */ + +/* + * struct vlan_hdr - vlan header + * @h_vlan_TCI: priority and VLAN ID + * @h_vlan_encapsulated_proto: packet type ID or len + */ +struct vlan_hdr { + __be16 h_vlan_TCI; + __be16 h_vlan_encapsulated_proto; +}; + +/** + * struct vlan_ethhdr - vlan ethernet header (ethhdr + vlan_hdr) + * @h_dest: destination ethernet address + * @h_source: source ethernet address + * @h_vlan_proto: ethernet protocol + * @h_vlan_TCI: priority and VLAN ID + * @h_vlan_encapsulated_proto: packet type ID or len + */ +struct vlan_ethhdr { + unsigned char h_dest[ETH_ALEN]; + unsigned char h_source[ETH_ALEN]; + __be16 h_vlan_proto; + __be16 h_vlan_TCI; + __be16 h_vlan_encapsulated_proto; +}; + +#define VLAN_PRIO_MASK 0xe000 /* Priority Code Point */ +#define VLAN_PRIO_SHIFT 13 +#define VLAN_CFI_MASK 0x1000 /* Canonical Format Indicator / Drop Eligible Indicator */ +#define VLAN_VID_MASK 0x0fff /* VLAN Identifier */ +#define VLAN_N_VID 4096 + +#endif /* !(_LINUX_IF_VLAN_H_) */ -- 2.30.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox