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=-10.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 5348FC2BA1A for ; Tue, 7 Apr 2020 00:08:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 173BA2078A for ; Tue, 7 Apr 2020 00:08:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586218085; bh=jO0bfRACoDqbJtxtvsGKsvpEltAHBXHauexTK0lbnSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mLYHRFjrd6QpuICDyz/dQSdSz44ER1Wjq2yQ4KQJYgl8+pSTLaGgM0MAlXcSnYxwt zzYy4OJ8/F/ytmhJ+ZrZ5BJBWEMH2q1lG731Is/nh5bDdWhWJ0zQTQJVPwEzIryq5a UdX4lqO934QZlLb0Lfeos9BlTgVOdhvBDU2b/QNg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727074AbgDGAH6 (ORCPT ); Mon, 6 Apr 2020 20:07:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:34880 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727149AbgDGABh (ORCPT ); Mon, 6 Apr 2020 20:01:37 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2B1ED207FF; Tue, 7 Apr 2020 00:01:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586217696; bh=jO0bfRACoDqbJtxtvsGKsvpEltAHBXHauexTK0lbnSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iKy1Mfdtd9AXZq8p1jKT/a2Sgs0mGsB2vyC9j4J1dlLyjxkPH3q2T4DhNncPMlbgH 3O+1NFcWja3glfSunvkaukaHULcJS3835rATG2QqJOJYPqDAmT9zf0co39weKNdJlx T2Jv18pkqgV11Yawu1r3VVg65pRENW/Y8dMvWEhE= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Raju Rangoju , "David S . Miller" , Sasha Levin , netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.5 30/35] cxgb4/ptp: pass the sign of offset delta in FW CMD Date: Mon, 6 Apr 2020 20:00:52 -0400 Message-Id: <20200407000058.16423-30-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200407000058.16423-1-sashal@kernel.org> References: <20200407000058.16423-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Raju Rangoju [ Upstream commit 50e0d28d3808146cc19b0d5564ef4ba9e5bf3846 ] cxgb4_ptp_fineadjtime() doesn't pass the signedness of offset delta in FW_PTP_CMD. Fix it by passing correct sign. Signed-off-by: Raju Rangoju Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c index 58a039c3224ad..af1f40cbccc88 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c @@ -246,6 +246,9 @@ static int cxgb4_ptp_fineadjtime(struct adapter *adapter, s64 delta) FW_PTP_CMD_PORTID_V(0)); c.retval_len16 = cpu_to_be32(FW_CMD_LEN16_V(sizeof(c) / 16)); c.u.ts.sc = FW_PTP_SC_ADJ_FTIME; + c.u.ts.sign = (delta < 0) ? 1 : 0; + if (delta < 0) + delta = -delta; c.u.ts.tm = cpu_to_be64(delta); err = t4_wr_mbox(adapter, adapter->mbox, &c, sizeof(c), NULL); -- 2.20.1