From patchwork Mon Jul 13 20:29:08 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 6781381 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 96239C05AC for ; Mon, 13 Jul 2015 20:32:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D2CFB20555 for ; Mon, 13 Jul 2015 20:32:08 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CB28E20552 for ; Mon, 13 Jul 2015 20:32:07 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZEkMp-000830-Sq; Mon, 13 Jul 2015 20:30:23 +0000 Received: from galois.linutronix.de ([2001:470:1f0b:db:abcd:42:0:1]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZEkM0-0006DX-MP for linux-arm-kernel@lists.infradead.org; Mon, 13 Jul 2015 20:29:34 +0000 Received: from localhost ([127.0.0.1] helo=[127.0.1.1]) by Galois.linutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1ZEkLi-00062k-Fo; Mon, 13 Jul 2015 22:29:14 +0200 Message-Id: <20150713090936.438905855@linutronix.de> User-Agent: quilt/0.63-1 Date: Mon, 13 Jul 2015 20:29:08 -0000 From: Thomas Gleixner To: linux-arm-kernel@lists.infradead.org Subject: [patch 06/11] ARM/locomo: Prepare locomo_handler for irq argument removal References: <20150713090726.316699641@linutronix.de> MIME-Version: 1.0 Content-Disposition: inline; filename=ARM=locomo+Prepare-locomo_handler-for-irq-argument-removal.patch X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1, SHORTCIRCUIT=-0.0001, URIBL_BLOCKED=0.001 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150713_132932_949778_30498FF7 X-CRM114-Status: GOOD ( 15.29 ) X-Spam-Score: -5.6 (-----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Russell King , Jiang Liu , Julia Lawall Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The irq argument of most interrupt flow handlers is unused or merily used instead of a local variable. The handlers which need the irq argument can retrieve the irq number from the irq descriptor. Search and update was done with coccinelle and the invaluable help of Julia Lawall. Signed-off-by: Thomas Gleixner Cc: Julia Lawall Cc: Jiang Liu Cc: Russell King Cc: linux-arm-kernel@lists.infradead.org --- arch/arm/common/locomo.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) Index: tip/arch/arm/common/locomo.c =================================================================== --- tip.orig/arch/arm/common/locomo.c +++ tip/arch/arm/common/locomo.c @@ -138,7 +138,7 @@ static struct locomo_dev_info locomo_dev }, }; -static void locomo_handler(unsigned int irq, struct irq_desc *desc) +static void locomo_handler(unsigned int __irq, struct irq_desc *desc) { struct locomo *lchip = irq_desc_get_chip_data(desc); int req, i; @@ -150,6 +150,8 @@ static void locomo_handler(unsigned int req = locomo_readl(lchip->base + LOCOMO_ICR) & 0x0f00; if (req) { + unsigned int irq; + /* generate the next interrupt(s) */ irq = lchip->irq_base; for (i = 0; i <= 3; i++, irq++) {