From patchwork Mon Jun 6 13:47:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Qiong X-Patchwork-Id: 12870390 X-Patchwork-Delegate: jikos@jikos.cz Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01E54C433EF for ; Mon, 6 Jun 2022 13:48:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239237AbiFFNso (ORCPT ); Mon, 6 Jun 2022 09:48:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48048 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239234AbiFFNso (ORCPT ); Mon, 6 Jun 2022 09:48:44 -0400 Received: from mail.nfschina.com (unknown [IPv6:2400:dd01:100f:2:72e2:84ff:fe10:5f45]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 911CB9EB52; Mon, 6 Jun 2022 06:48:42 -0700 (PDT) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id CB56B1E80D76; Mon, 6 Jun 2022 21:48:30 +0800 (CST) X-Virus-Scanned: amavisd-new at test.com Received: from mail.nfschina.com ([127.0.0.1]) by localhost (mail.nfschina.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bqrMqcGi6c96; Mon, 6 Jun 2022 21:48:28 +0800 (CST) Received: from localhost.localdomain (unknown [180.167.10.98]) (Authenticated sender: liqiong@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id 96AA61E80D27; Mon, 6 Jun 2022 21:48:27 +0800 (CST) From: Li Qiong To: Srinivas Pandruvada , Jiri Kosina , Benjamin Tissoires , Pandruvada@lists.nfsmail.com, Srinivas , Ye Xiang , Even Xu , Li Qiong Cc: linux-kernel@vger.kernel.org, yuzhe@nfschina.com, renyu@nfschina.com, linux-input@vger.kernel.org Subject: [PATCH 1/2] HID: intel-ish-hid: ipc: use time_before to replace "jiffies < a" Date: Mon, 6 Jun 2022 21:47:50 +0800 Message-Id: <20220606134750.20736-1-liqiong@nfschina.com> X-Mailer: git-send-email 2.11.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org time_before deals with timer wrapping correctly. Signed-off-by: Li Qiong Acked-by: Srinivas Pandruvada --- drivers/hid/intel-ish-hid/ipc/ipc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c index 8ccb246b0114..15e14239af82 100644 --- a/drivers/hid/intel-ish-hid/ipc/ipc.c +++ b/drivers/hid/intel-ish-hid/ipc/ipc.c @@ -578,7 +578,7 @@ static void _ish_sync_fw_clock(struct ishtp_device *dev) static unsigned long prev_sync; uint64_t usec; - if (prev_sync && jiffies - prev_sync < 20 * HZ) + if (prev_sync && time_before(jiffies, prev_sync + 20 * HZ)) return; prev_sync = jiffies;