From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92BF1C43612 for ; Sun, 16 Dec 2018 10:20:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6191121839 for ; Sun, 16 Dec 2018 10:20:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=g.ncu.edu.tw header.i=@g.ncu.edu.tw header.b="DB2oFZjz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730429AbeLPKUL (ORCPT ); Sun, 16 Dec 2018 05:20:11 -0500 Received: from mail-pl1-f196.google.com ([209.85.214.196]:42640 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730373AbeLPKUJ (ORCPT ); Sun, 16 Dec 2018 05:20:09 -0500 Received: by mail-pl1-f196.google.com with SMTP id y1so4743524plp.9 for ; Sun, 16 Dec 2018 02:20:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=g.ncu.edu.tw; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=4lGciqXuxRkWBcWMLd/OfHNvbQed3Eq4miXkQ1Y9S+o=; b=DB2oFZjzf4xCZynvBZBAFYhfrlR0ZO3mE6W+s86e1pudX2cW6w8v57cB509B+/kkTX v3avY1V5VCuH8ResG6xzS+CFn4mxatlsF4l6o4hquumcX3Eppj8UZjqdOxzByGyqQ7BB Ypw6Zu9MElKeZmtM+I090o6qkEgdV5f8ehAxk= 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:mime-version:content-transfer-encoding; bh=4lGciqXuxRkWBcWMLd/OfHNvbQed3Eq4miXkQ1Y9S+o=; b=dsykwD/0hO3kvlV/b7Y+j9ShlsayKQRH9AGHE+uGKZ6Iu4vrVFuiotAS908kzLnZlo g8Md+iw9aKQEeA9XLW0FUDtJ5RvIJVx1KkKf5R+tyCR2rCl7y6pZ6LU7W2wc79abwILJ mK5P7m7Xpx7c/oHGTx5buCvUG92jDKO8iUXHxIwrMAMWs8SPnTkFfFYaPfP9n2IFww6N wh/sCbDf+satfjugIprbYdDoifj6c+VuqiBp2Xf0ViQYKKZjCKm+Y9lBBNtTvnaR4vGl bmBlxGvzPXgcVpW5t+DcErKcZucmWgrnEGP9EF6OfgE+PFu7eTdhw7UjXNSUCXdBVy54 wj7g== X-Gm-Message-State: AA+aEWYZywKqSY42q+UyH06WjCqqWzbRS1LhQEA37SL+w/YEWZZfonrd +N3RwbXxBzX8Ckr+1f0Ds9p0DA== X-Google-Smtp-Source: AFSGD/XvGb/K/Y2d4BotstVdhBW7z5fJVfrcEOPvQ6xKB6tomu/UNu++p3fRWj7xhhCqlP/N2Auj2Q== X-Received: by 2002:a17:902:1745:: with SMTP id i63mr8848715pli.145.1544955608166; Sun, 16 Dec 2018 02:20:08 -0800 (PST) Received: from starnight.local ([150.116.255.181]) by smtp.gmail.com with ESMTPSA id d21sm14964454pgv.37.2018.12.16.02.20.05 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 16 Dec 2018 02:20:07 -0800 (PST) From: Jian-Hong Pan To: =?UTF-8?q?Andreas=20F=C3=A4rber?= , "David S . Miller" , Alan Cox Cc: linux-lpwan@lists.infradead.org, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Marcel Holtmann , Dollar Chen , Ken Yu , linux-wpan@vger.kernel.org, Jian-Hong Pan Subject: [PATCH v5 3/6] net: maclorawan: Add maclorawan module declaration Date: Sun, 16 Dec 2018 18:18:57 +0800 Message-Id: <20181216101858.9585-4-starnight@g.ncu.edu.tw> X-Mailer: git-send-email 2.20.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the maclorawan header file for common APIs in the module. Signed-off-by: Jian-Hong Pan --- V2: - Split the LoRaWAN class module patch in V1 into LoRaWAN socket and LoRaWAN Soft MAC modules - Use SPDX license identifiers V4: - Fix typo in comments - Fix by coding style report from scripts/checkpatch.pl V5: - Add the frame control and frame count fields' length net/maclorawan/maclorawan.h | 202 ++++++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) create mode 100644 net/maclorawan/maclorawan.h diff --git a/net/maclorawan/maclorawan.h b/net/maclorawan/maclorawan.h new file mode 100644 index 000000000000..024c394bebca --- /dev/null +++ b/net/maclorawan/maclorawan.h @@ -0,0 +1,202 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause */ +/*- + * LoRaWAN soft MAC + * + * Copyright (c) 2018 Jian-Hong, Pan + * + */ + +#ifndef __MAC_LORAWAN_H__ +#define __MAC_LORAWAN_H__ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define LORAWAN_MODULE_NAME "maclorawan" + +/* List the message types of LoRaWAN */ +enum { + LRW_JOIN_REQUEST, + LRW_JOIN_ACCEPT, + LRW_UNCONFIRMED_DATA_UP, + LRW_UNCONFIRMED_DATA_DOWN, + LRW_CONFIRMED_DATA_UP, + LRW_CONFIRMED_DATA_DOWN, + LRW_RFU, + LRW_PROPRIETARY, +}; + +/* List the communication directions */ +enum { + LRW_UPLINK, + LRW_DOWNLINK, +}; + +/* States of LoRaWAN slot timing */ +enum { + LRW_INIT_SS, + LRW_XMITTING_SS, + LRW_XMITTED, + LRW_RX1_SS, + LRW_RX2_SS, + LRW_RXTIMEOUT_SS, + LRW_RXRECEIVED_SS, + LRW_RETRANSMIT_SS, +}; + +#define LRW_MHDR_LEN 1 +#define LRW_FHDR_MAX_LEN 22 +#define LRW_FCTRL_LEN 1 +#define LRW_FCNT_LEN 2 +#define LRW_FOPS_MAX_LEN 15 +#define LRW_FPORT_LEN 1 +#define LRW_MIC_LEN 4 + +/** + * lrw_fhdr - Hold the message's basic information of the frame + * + * @mtype: this message's type + * @fctrl: the frame control byte + * @fcnt: this message's frame counter value + * @fopts: this frame's options field + * @fopts_len: the length of the fopts + */ +struct lrw_fhdr { + u8 mtype; + u8 fctrl; + u16 fcnt; + u8 fopts[LRW_FPORT_LEN]; + u8 fopts_len; +}; + +/** + * lrw_session - LoRaWAN session for Class A end device + * + * @lrw_st: points to the belonging lrw_st + * @entry: the entry of the ss_list in lrw_struct + * @devaddr: the LoRaWAN device address of this LoRaWAN hardware + * @fcnt_up: uplink frame counter + * @fcnt_down: downlink frame counter + * @fport: the LoRaWAN data message's port field + * @tx_skb: points to the TX skb, the frame + * @rx_skb: points to the RX skb, the frame + * @tx_fhdr: hold the message's basic information of the TX frame + * @rx_fhdr: hold the message's basic information of the RX frame + * @tx_should_ack: flag for determining the TX which should be acked or not + * @retry: retry times for xmitting failed + * @state: this session's current state + * @state_lock: lock of the session's state + * @timer: timing for this session and the state transition + * @timeout_work: work if waiting acknowledge time out + * @rx_delay1: RX1 delay time in seconds + * @rx_delay2: RX2 delay time in seconds + * @rx1_window: RX1 window opening time in milliseconds + * @rx2_window: RX2 window opening time in milliseconds + * @ack_timeout: time out time for waiting acknowledge in seconds + */ +struct lrw_session { + struct lrw_struct *lrw_st; + struct list_head entry; + + u32 devaddr; + u16 fcnt_up; + u16 fcnt_down; + u8 fport; + struct sk_buff *tx_skb; + struct sk_buff *rx_skb; + struct lrw_fhdr tx_fhdr; + struct lrw_fhdr rx_fhdr; + + u8 tx_should_ack; + u8 retry; + u8 state; + spinlock_t state_lock; /* lock of the session's state */ + + struct timer_list timer; + struct work_struct timeout_work; + unsigned long rx_delay1; + unsigned long rx_delay2; + unsigned long rx1_window; + unsigned long rx2_window; + unsigned long ack_timeout; +}; + +/** + * lrw_struct - The full LoRaWAN hardware to the LoRa device. + * + * @dev: this LoRa device registed in system + * @hw: the LoRa device of this LoRaWAN hardware + * @ops: handle of LoRa operations interfaces + * @rx_skb_list: the list of received frames + * @ss_list: LoRaWAN session list of this LoRaWAN hardware + * @ss_list_lock: lock of the session list + * @_cur_ss: pointer of the current processing session + * @rx_should_ack: represent the current session should be acked or not + * @state: the state of this LoRaWAN hardware + * @app_eui: the LoRaWAN application EUI + * @dev_eui: the LoRaWAN device EUI + * @devaddr: the LoRaWAN device address of this LoRaWAN hardware + * @appky: the Application key + * @nwkskey: the Network session key + * @appskey: the Application session key + * @nwks_shash_tfm: the hash handler for LoRaWAN network session + * @nwks_skc_tfm: the crypto handler for LoRaWAN network session + * @apps_skc_tfm: the crypto handler for LoRaWAN application session + * @fcnt_up: the counter of this LoRaWAN hardware's up frame + * @fcnt_down: the counter of this LoRaWAN hardware's down frame + * @xmit_task: the xmit task for the current LoRaWAN session + * @rx_work: the RX work in workqueue for the current LoRaWAN session + * @ndev: points to the emulating network device + * @_net: the current network namespace of this LoRaWAN hardware + */ +struct lrw_struct { + struct device dev; + struct lrw_hw hw; + struct lrw_operations *ops; + + struct sk_buff_head rx_skb_list; + struct list_head ss_list; + struct mutex ss_list_lock; /* lock of the session list */ + struct lrw_session *_cur_ss; + u8 rx_should_ack; + u8 state; + + u64 app_eui; + u64 dev_eui; + u32 devaddr; + u8 appkey[LRW_KEY_LEN]; + u8 nwkskey[LRW_KEY_LEN]; + u8 appskey[LRW_KEY_LEN]; + struct crypto_shash *nwks_shash_tfm; + struct crypto_sync_skcipher *nwks_skc_tfm; + struct crypto_sync_skcipher *apps_skc_tfm; + + u16 fcnt_up; + u16 fcnt_down; + + struct tasklet_struct xmit_task; + struct work_struct rx_work; + + struct net_device *ndev; + possible_net_t _net; +}; + +#define NETDEV_2_LRW(ndev) ((struct lrw_struct *)netdev_priv(ndev)) + +struct lrw_session *lrw_alloc_ss(struct lrw_struct *lrw_st); +void lrw_free_ss(struct lrw_session *ss); +void lrw_del_ss(struct lrw_session *ss); +int lrw_start_hw(struct lrw_struct *lrw_st); +void lrw_stop_hw(struct lrw_struct *lrw_st); +void lrw_prepare_tx_frame(struct lrw_session *ss); +void lrw_xmit(unsigned long data); +void lrw_rx_work(struct work_struct *work); + +#endif -- 2.20.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9188EC43387 for ; Sun, 16 Dec 2018 10:20:59 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 60F1A217FB for ; Sun, 16 Dec 2018 10:20:59 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Sun, 16 Dec 2018 02:20:08 -0800 (PST) Received: from starnight.local ([150.116.255.181]) by smtp.gmail.com with ESMTPSA id d21sm14964454pgv.37.2018.12.16.02.20.05 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 16 Dec 2018 02:20:07 -0800 (PST) From: Jian-Hong Pan To: =?UTF-8?q?Andreas=20F=C3=A4rber?= , "David S . Miller" , Alan Cox Subject: [PATCH v5 3/6] net: maclorawan: Add maclorawan module declaration Date: Sun, 16 Dec 2018 18:18:57 +0800 Message-Id: <20181216101858.9585-4-starnight@g.ncu.edu.tw> X-Mailer: git-send-email 2.20.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181216_022019_418379_D21B2B1F X-CRM114-Status: GOOD ( 15.69 ) 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: netdev@vger.kernel.org, Marcel Holtmann , linux-lpwan@lists.infradead.org, linux-kernel@vger.kernel.org, Dollar Chen , Ken Yu , linux-wpan@vger.kernel.org, Jian-Hong Pan , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the maclorawan header file for common APIs in the module. Signed-off-by: Jian-Hong Pan --- V2: - Split the LoRaWAN class module patch in V1 into LoRaWAN socket and LoRaWAN Soft MAC modules - Use SPDX license identifiers V4: - Fix typo in comments - Fix by coding style report from scripts/checkpatch.pl V5: - Add the frame control and frame count fields' length net/maclorawan/maclorawan.h | 202 ++++++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) create mode 100644 net/maclorawan/maclorawan.h diff --git a/net/maclorawan/maclorawan.h b/net/maclorawan/maclorawan.h new file mode 100644 index 000000000000..024c394bebca --- /dev/null +++ b/net/maclorawan/maclorawan.h @@ -0,0 +1,202 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause */ +/*- + * LoRaWAN soft MAC + * + * Copyright (c) 2018 Jian-Hong, Pan + * + */ + +#ifndef __MAC_LORAWAN_H__ +#define __MAC_LORAWAN_H__ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define LORAWAN_MODULE_NAME "maclorawan" + +/* List the message types of LoRaWAN */ +enum { + LRW_JOIN_REQUEST, + LRW_JOIN_ACCEPT, + LRW_UNCONFIRMED_DATA_UP, + LRW_UNCONFIRMED_DATA_DOWN, + LRW_CONFIRMED_DATA_UP, + LRW_CONFIRMED_DATA_DOWN, + LRW_RFU, + LRW_PROPRIETARY, +}; + +/* List the communication directions */ +enum { + LRW_UPLINK, + LRW_DOWNLINK, +}; + +/* States of LoRaWAN slot timing */ +enum { + LRW_INIT_SS, + LRW_XMITTING_SS, + LRW_XMITTED, + LRW_RX1_SS, + LRW_RX2_SS, + LRW_RXTIMEOUT_SS, + LRW_RXRECEIVED_SS, + LRW_RETRANSMIT_SS, +}; + +#define LRW_MHDR_LEN 1 +#define LRW_FHDR_MAX_LEN 22 +#define LRW_FCTRL_LEN 1 +#define LRW_FCNT_LEN 2 +#define LRW_FOPS_MAX_LEN 15 +#define LRW_FPORT_LEN 1 +#define LRW_MIC_LEN 4 + +/** + * lrw_fhdr - Hold the message's basic information of the frame + * + * @mtype: this message's type + * @fctrl: the frame control byte + * @fcnt: this message's frame counter value + * @fopts: this frame's options field + * @fopts_len: the length of the fopts + */ +struct lrw_fhdr { + u8 mtype; + u8 fctrl; + u16 fcnt; + u8 fopts[LRW_FPORT_LEN]; + u8 fopts_len; +}; + +/** + * lrw_session - LoRaWAN session for Class A end device + * + * @lrw_st: points to the belonging lrw_st + * @entry: the entry of the ss_list in lrw_struct + * @devaddr: the LoRaWAN device address of this LoRaWAN hardware + * @fcnt_up: uplink frame counter + * @fcnt_down: downlink frame counter + * @fport: the LoRaWAN data message's port field + * @tx_skb: points to the TX skb, the frame + * @rx_skb: points to the RX skb, the frame + * @tx_fhdr: hold the message's basic information of the TX frame + * @rx_fhdr: hold the message's basic information of the RX frame + * @tx_should_ack: flag for determining the TX which should be acked or not + * @retry: retry times for xmitting failed + * @state: this session's current state + * @state_lock: lock of the session's state + * @timer: timing for this session and the state transition + * @timeout_work: work if waiting acknowledge time out + * @rx_delay1: RX1 delay time in seconds + * @rx_delay2: RX2 delay time in seconds + * @rx1_window: RX1 window opening time in milliseconds + * @rx2_window: RX2 window opening time in milliseconds + * @ack_timeout: time out time for waiting acknowledge in seconds + */ +struct lrw_session { + struct lrw_struct *lrw_st; + struct list_head entry; + + u32 devaddr; + u16 fcnt_up; + u16 fcnt_down; + u8 fport; + struct sk_buff *tx_skb; + struct sk_buff *rx_skb; + struct lrw_fhdr tx_fhdr; + struct lrw_fhdr rx_fhdr; + + u8 tx_should_ack; + u8 retry; + u8 state; + spinlock_t state_lock; /* lock of the session's state */ + + struct timer_list timer; + struct work_struct timeout_work; + unsigned long rx_delay1; + unsigned long rx_delay2; + unsigned long rx1_window; + unsigned long rx2_window; + unsigned long ack_timeout; +}; + +/** + * lrw_struct - The full LoRaWAN hardware to the LoRa device. + * + * @dev: this LoRa device registed in system + * @hw: the LoRa device of this LoRaWAN hardware + * @ops: handle of LoRa operations interfaces + * @rx_skb_list: the list of received frames + * @ss_list: LoRaWAN session list of this LoRaWAN hardware + * @ss_list_lock: lock of the session list + * @_cur_ss: pointer of the current processing session + * @rx_should_ack: represent the current session should be acked or not + * @state: the state of this LoRaWAN hardware + * @app_eui: the LoRaWAN application EUI + * @dev_eui: the LoRaWAN device EUI + * @devaddr: the LoRaWAN device address of this LoRaWAN hardware + * @appky: the Application key + * @nwkskey: the Network session key + * @appskey: the Application session key + * @nwks_shash_tfm: the hash handler for LoRaWAN network session + * @nwks_skc_tfm: the crypto handler for LoRaWAN network session + * @apps_skc_tfm: the crypto handler for LoRaWAN application session + * @fcnt_up: the counter of this LoRaWAN hardware's up frame + * @fcnt_down: the counter of this LoRaWAN hardware's down frame + * @xmit_task: the xmit task for the current LoRaWAN session + * @rx_work: the RX work in workqueue for the current LoRaWAN session + * @ndev: points to the emulating network device + * @_net: the current network namespace of this LoRaWAN hardware + */ +struct lrw_struct { + struct device dev; + struct lrw_hw hw; + struct lrw_operations *ops; + + struct sk_buff_head rx_skb_list; + struct list_head ss_list; + struct mutex ss_list_lock; /* lock of the session list */ + struct lrw_session *_cur_ss; + u8 rx_should_ack; + u8 state; + + u64 app_eui; + u64 dev_eui; + u32 devaddr; + u8 appkey[LRW_KEY_LEN]; + u8 nwkskey[LRW_KEY_LEN]; + u8 appskey[LRW_KEY_LEN]; + struct crypto_shash *nwks_shash_tfm; + struct crypto_sync_skcipher *nwks_skc_tfm; + struct crypto_sync_skcipher *apps_skc_tfm; + + u16 fcnt_up; + u16 fcnt_down; + + struct tasklet_struct xmit_task; + struct work_struct rx_work; + + struct net_device *ndev; + possible_net_t _net; +}; + +#define NETDEV_2_LRW(ndev) ((struct lrw_struct *)netdev_priv(ndev)) + +struct lrw_session *lrw_alloc_ss(struct lrw_struct *lrw_st); +void lrw_free_ss(struct lrw_session *ss); +void lrw_del_ss(struct lrw_session *ss); +int lrw_start_hw(struct lrw_struct *lrw_st); +void lrw_stop_hw(struct lrw_struct *lrw_st); +void lrw_prepare_tx_frame(struct lrw_session *ss); +void lrw_xmit(unsigned long data); +void lrw_rx_work(struct work_struct *work); + +#endif -- 2.20.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel