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=-19.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,MIME_HEADER_CTYPE_ONLY, SPF_HELO_NONE,SPF_PASS,T_TVD_MIME_NO_HEADERS,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 029C3C4338F for ; Sat, 7 Aug 2021 19:03:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DC42660F02 for ; Sat, 7 Aug 2021 19:03:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229797AbhHGTD7 (ORCPT ); Sat, 7 Aug 2021 15:03:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229780AbhHGTD6 (ORCPT ); Sat, 7 Aug 2021 15:03:58 -0400 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 32EF2C0613CF for ; Sat, 7 Aug 2021 12:03:41 -0700 (PDT) Received: by mail-pj1-x102b.google.com with SMTP id u5-20020a17090ae005b029017842fe8f82so13919472pjy.0 for ; Sat, 07 Aug 2021 12:03:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=S/3D3aMDtXVSJFM7tsLzMurd5V2BhLQrS2h6MfO9wr4=; b=Dkz7F/timlKKI8zYFblpjK5i/3wLqBYbWNQbV157b0VIxUcpbPXFyUVjjrjo2BNZ29 w9KG+LNxWL8mtmcsV4FRBPjUKEOiqhF8xgFq4JW4OTJXnDOG3Y90Y8nOpptC5rpgsK9l 49g3LM5Z3WRTtI+drWiST1BEpJyKrnkWgWYpg= 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; bh=S/3D3aMDtXVSJFM7tsLzMurd5V2BhLQrS2h6MfO9wr4=; b=ZaBBbzXlfAk5l6zc/tGqstNVKy/nVWI0Gdt9Yz/iMNn83G/bWtR0g0ZCZi5mrAAM7n iT4UC+bfBlMw8xQLjMFlyoqW3tw/JnWepo2s0XSo75XkYVbWdXMcendXUOZcOanKqcr4 xUGuGmaB16aUA6E7s9owjuN2yk1Ts2Z5RS0wZeFTwi8dvSY3A3KD+mUP81efiCMj/jru rc2Wu7yqiZa9wAIvwhTbWwTA7Wtf80naVAZo3e1tdX+hi7yhT2fGprDy/PxOPsk7iGbt lITVbiOS9gYVGY+q271O+extAr+vg7fPvslNuT0GIcGGqutkxmTc/brQuI0OrNqCIVqd nIZg== X-Gm-Message-State: AOAM530hUn9b5Et57qAQjRXEk6vTPKRpzUCeoGoU1eD65Gb4B9eyOE82 1ORqVUBgngVD6Z4o5FuEnO9TeQ== X-Google-Smtp-Source: ABdhPJzm4ENuHp7tHAdxjuE4AhJdUPiegYbclUd/wzgXCGQqR5Suq0zxU8jWjHd2e9BZGAcV2r8Y4w== X-Received: by 2002:a17:90b:295:: with SMTP id az21mr16954804pjb.123.1628363020392; Sat, 07 Aug 2021 12:03:40 -0700 (PDT) Received: from localhost.swdvt.lab.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id o18sm3378006pjp.1.2021.08.07.12.03.36 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 07 Aug 2021 12:03:39 -0700 (PDT) From: Michael Chan To: davem@davemloft.net Cc: netdev@vger.kernel.org, kuba@kernel.org, gospo@broadcom.com, richardcochran@gmail.com, pavan.chebbi@broadcom.com Subject: [PATCH net 2/3] bnxt_en: Update firmware call to retrieve TX PTP timestamp Date: Sat, 7 Aug 2021 15:03:14 -0400 Message-Id: <1628362995-7938-3-git-send-email-michael.chan@broadcom.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1628362995-7938-1-git-send-email-michael.chan@broadcom.com> References: <1628362995-7938-1-git-send-email-michael.chan@broadcom.com> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="0000000000006dcec605c8fccf7f" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org --0000000000006dcec605c8fccf7f New firmware interface requires the PTP sequence ID header offset to be passed to the firmware to properly find the matching timestamp for all protocols. Fixes: 83bb623c968e ("bnxt_en: Transmit and retrieve packet timestamps") Reviewed-by: Edwin Peer Signed-off-by: Michael Chan --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 5 ++++- drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c | 4 +++- drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h | 6 ++++-- 3 files changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 89606587b156..2fe743503949 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -426,7 +426,10 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) if (ptp && ptp->tx_tstamp_en && !skb_is_gso(skb) && atomic_dec_if_positive(&ptp->tx_avail) >= 0) { - if (!bnxt_ptp_parse(skb, &ptp->tx_seqid)) { + if (!bnxt_ptp_parse(skb, &ptp->tx_seqid, + &ptp->tx_hdr_off)) { + if (vlan_tag_flags) + ptp->tx_hdr_off += VLAN_HLEN; lflags |= cpu_to_le32(TX_BD_FLAGS_STAMP); skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; } else { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c index ec381c2423b8..81f40ab748f1 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c @@ -20,7 +20,7 @@ #include "bnxt.h" #include "bnxt_ptp.h" -int bnxt_ptp_parse(struct sk_buff *skb, u16 *seq_id) +int bnxt_ptp_parse(struct sk_buff *skb, u16 *seq_id, u16 *hdr_off) { unsigned int ptp_class; struct ptp_header *hdr; @@ -34,6 +34,7 @@ int bnxt_ptp_parse(struct sk_buff *skb, u16 *seq_id) if (!hdr) return -EINVAL; + *hdr_off = (u8 *)hdr - skb->data; *seq_id = ntohs(hdr->sequence_id); return 0; default: @@ -91,6 +92,7 @@ static int bnxt_hwrm_port_ts_query(struct bnxt *bp, u32 flags, u64 *ts) PORT_TS_QUERY_REQ_FLAGS_PATH_TX) { req.enables = cpu_to_le16(BNXT_PTP_QTS_TX_ENABLES); req.ptp_seq_id = cpu_to_le32(bp->ptp_cfg->tx_seqid); + req.ptp_hdr_offset = cpu_to_le16(bp->ptp_cfg->tx_hdr_off); req.ts_req_timeout = cpu_to_le16(BNXT_PTP_QTS_TIMEOUT); } mutex_lock(&bp->hwrm_cmd_lock); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h index 254ba7bc0f99..57a8b9243a31 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h @@ -19,7 +19,8 @@ #define BNXT_PTP_QTS_TIMEOUT 1000 #define BNXT_PTP_QTS_TX_ENABLES (PORT_TS_QUERY_REQ_ENABLES_PTP_SEQ_ID | \ - PORT_TS_QUERY_REQ_ENABLES_TS_REQ_TIMEOUT) + PORT_TS_QUERY_REQ_ENABLES_TS_REQ_TIMEOUT | \ + PORT_TS_QUERY_REQ_ENABLES_PTP_HDR_OFFSET) struct bnxt_ptp_cfg { struct ptp_clock_info ptp_info; @@ -37,6 +38,7 @@ struct bnxt_ptp_cfg { #define BNXT_PHC_OVERFLOW_PERIOD (19 * 3600 * HZ) u16 tx_seqid; + u16 tx_hdr_off; struct bnxt *bp; atomic_t tx_avail; #define BNXT_MAX_TX_TS 1 @@ -74,7 +76,7 @@ do { \ ((dst) = READ_ONCE(src)) #endif -int bnxt_ptp_parse(struct sk_buff *skb, u16 *seq_id); +int 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