From patchwork Wed Jul 12 23:00:52 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Jasmin J." X-Patchwork-Id: 9837545 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 61DA860393 for ; Wed, 12 Jul 2017 23:02:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 54D7528616 for ; Wed, 12 Jul 2017 23:02:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 498AD28610; Wed, 12 Jul 2017 23:02:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6265328620 for ; Wed, 12 Jul 2017 23:02:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751046AbdGLXBv (ORCPT ); Wed, 12 Jul 2017 19:01:51 -0400 Received: from mail.anw.at ([195.234.101.228]:54590 "EHLO mail.anw.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750812AbdGLXBm (ORCPT ); Wed, 12 Jul 2017 19:01:42 -0400 Received: from hoppel.217.196.72.190 (anwhome.anw.at [195.234.103.23]) by mail.anw.at (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id v6CN1axj023278; Thu, 13 Jul 2017 01:01:36 +0200 From: "Jasmin J." To: linux-media@vger.kernel.org Cc: mchehab@s-opensource.com, max.kellermann@gmail.com, rjkm@metzlerbros.de, d.scheller@gmx.net, jasmin@anw.at Subject: [PATCH V2 3/9] [media] dvb-core/dvb_ca_en50221.c: use usleep_range Date: Thu, 13 Jul 2017 01:00:52 +0200 Message-Id: <1499900458-2339-4-git-send-email-jasmin@anw.at> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1499900458-2339-1-git-send-email-jasmin@anw.at> References: <1499900458-2339-1-git-send-email-jasmin@anw.at> X-Antivirus: checked in 0.013sec at mail.anw.at ([195.234.102.72]) by smf-clamd v1.2.1 - http://smfs.sf.net/ Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jasmin Jessich Fixed all: WARNING: msleep < 20ms can sleep for up to 20ms by using usleep_range. Signed-off-by: Jasmin Jessich --- drivers/media/dvb-core/dvb_ca_en50221.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index 66a58ed..c0fd63a 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -313,7 +313,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot, } /* wait for a bit */ - msleep(1); + usleep_range(1000, 1100); } dprintk("%s failed timeout:%lu\n", __func__, jiffies - start); @@ -1484,7 +1484,7 @@ static ssize_t dvb_ca_en50221_io_write(struct file *file, if (status != -EAGAIN) goto exit; - msleep(1); + usleep_range(1000, 1100); } if (!written) { status = -EIO;