From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 95A9CA054F for ; Tue, 16 Mar 2021 06:41:31 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8C06040042; Tue, 16 Mar 2021 06:41:31 +0100 (CET) Received: from relay.smtp-ext.broadcom.com (relay.smtp-ext.broadcom.com [192.19.232.172]) by mails.dpdk.org (Postfix) with ESMTP id 65AC140042; Tue, 16 Mar 2021 06:41:30 +0100 (CET) Received: from dhcp-10-123-153-55.dhcp.broadcom.net (dhcp-10-123-153-55.dhcp.broadcom.net [10.123.153.55]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by relay.smtp-ext.broadcom.com (Postfix) with ESMTPS id 27C807DAE; Mon, 15 Mar 2021 22:41:27 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com 27C807DAE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1615873290; bh=bihQeltt6/JZopoka2jgR0MilLa+jbqxbWwTEBLdFkA=; h=From:To:Cc:Subject:Date:From; b=DM4+qAHrX8dX3EOCilVTlaIBaILw5Vk11auu6VATYi1+uC/uLq5gf0Gv+VMtD2wkO A2/SQLmgCXATyJ5ct1daEXOWaj7w6+18/wkUqcG4xLDqW3MmeIbQA87aOCwFr5NHIS hxccWqvoiFLt9Hr82kRrKMIyioaqIeIKWnF4iV7Q= From: Somnath Kotur To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Somnath Kotur , stable@dpdk.org, Kalesh Anakkur Purayil , Lance Richardson , Ajit Kumar Khaparde Date: Tue, 16 Mar 2021 11:10:48 +0530 Message-Id: <20210316054048.29026-1-somnath.kotur@broadcom.com> X-Mailer: git-send-email 2.28.0.450.g3a238e5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-stable] [PATCH] net/bnxt: fix Tx timestamp init X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" Fix to read the sequence ID register to get Tx timestamp. Reading the sequence ID register is necessary for the HW FIFO to advance and thereby get the correct value of the timestamp on Tx side. This patch fixes that. Fixes: b11cceb83a3 ("net/bnxt: support timesync") Cc: stable@dpdk.org Reviewed-by: Kalesh Anakkur Purayil Reviewed-by: Lance Richardson Reviewed-by: Ajit Kumar Khaparde Signed-off-by: Somnath Kotur --- drivers/net/bnxt/bnxt_ethdev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 6cc6af0a66..3cda3bd4a5 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -3377,6 +3377,7 @@ static int bnxt_get_tx_ts(struct bnxt *bp, uint64_t *ts) ptp->tx_mapped_regs[BNXT_PTP_TX_TS_L])); *ts |= (uint64_t)rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 + ptp->tx_mapped_regs[BNXT_PTP_TX_TS_H])) << 32; + rte_read32((uint8_t *)bp->bar0 + ptp->tx_mapped_regs[BNXT_PTP_TX_SEQ]); return 0; } -- 2.28.0.497.g54e85e7