From patchwork Thu Apr 25 17:28:48 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 2489671 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork2.kernel.org (Postfix) with ESMTP id 2C745DF5B1 for ; Thu, 25 Apr 2013 18:43:10 +0000 (UTC) Received: from merlin.infradead.org ([205.233.59.134]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UVQ8t-0006sZ-4e; Thu, 25 Apr 2013 17:39:36 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UVQ30-0007Rw-LB; Thu, 25 Apr 2013 17:33:30 +0000 Received: from moutng.kundenserver.de ([212.227.126.187]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UVPzY-0007BB-Mu for linux-arm-kernel@lists.infradead.org; Thu, 25 Apr 2013 17:29:57 +0000 Received: from wuerfel.lan (HSI-KBW-095-208-002-043.hsi5.kabel-badenwuerttemberg.de [95.208.2.43]) by mrelayeu.kundenserver.de (node=mrbap4) with ESMTP (Nemesis) id 0MhU6E-1U9uoP1758-00MdKO; Thu, 25 Apr 2013 19:29:03 +0200 From: Arnd Bergmann To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 05/21] atm: he: use mdelay instead of large udelay constants Date: Thu, 25 Apr 2013 19:28:48 +0200 Message-Id: <1366910944-3033663-6-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1366910944-3033663-1-git-send-email-arnd@arndb.de> References: <1366910944-3033663-1-git-send-email-arnd@arndb.de> X-Provags-ID: V02:K0:owGBgzWOFO8Gwr83p82TUcAghVvhlF9OaRp3Yanc1Gl eY+wYfB4oukUUxSdbaXRxsw4NBPMFACi+JI2Cgc5WUrtMAO21N nSf8he44HBX31w91lGgI3ubXO7kUX+TNjBEQQk+vAFQ3ij9QvG KxF+TCFKY05PRUTenbDY87R6eixL1IFZC+nqiiupME181946oA zcfcWz2FkwCu9I31GinHBuevft0zkq/F98umxjzkQUbmg0naK/ +ID/wCC2TDFHYKHWnXanyPx/6vBQriaQ+8tc4396/O45baun5f mLW/34RdKqy4m1qfAfpsaSn9rkYO/T5ktK13py7TU6mu+mgiyY NE2YmFb+YULeNvjK4o2nkkwLxzRU/e3MewWyN0KYx X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130425_132957_206519_77BB63DF X-CRM114-Status: UNSURE ( 9.08 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [212.227.126.187 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Chas Williams , netdev@vger.kernel.org, linux-atm-general@lists.sourceforge.net, linux-kernel@vger.kernel.org, Arnd Bergmann X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org ARM cannot handle udelay for more than 2 miliseconds, so we should use mdelay instead for those. Signed-off-by: Arnd Bergmann Cc: Chas Williams Cc: linux-atm-general@lists.sourceforge.net Cc: netdev@vger.kernel.org --- drivers/atm/he.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/atm/he.c b/drivers/atm/he.c index d689126..7700061 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -1055,7 +1055,7 @@ static int he_start(struct atm_dev *dev) he_writel(he_dev, 0x0, RESET_CNTL); he_writel(he_dev, 0xff, RESET_CNTL); - udelay(16*1000); /* 16 ms */ + mdelay(16); /* 16 ms */ status = he_readl(he_dev, RESET_CNTL); if ((status & BOARD_RST_STATUS) == 0) { hprintk("reset failed\n");