From patchwork Fri May 3 21:50:52 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 2519711 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id 345E43FCA5 for ; Fri, 3 May 2013 21:54:59 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UYNuk-0004Mr-9Y; Fri, 03 May 2013 21:53:15 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UYNtr-0001Ac-RT; Fri, 03 May 2013 21:52:19 +0000 Received: from galois.linutronix.de ([2001:470:1f0b:db:abcd:42:0:1]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UYNt3-00013Q-2a for linux-arm-kernel@lists.infradead.org; Fri, 03 May 2013 21:51:32 +0000 Received: from localhost ([127.0.0.1] helo=localhost6.localdomain6) by Galois.linutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1UYNsT-0006zt-Qp; Fri, 03 May 2013 23:50:53 +0200 Message-Id: <20130503214629.741399680@linutronix.de> User-Agent: quilt/0.48-1 Date: Fri, 03 May 2013 21:50:52 -0000 From: Thomas Gleixner To: LKML Subject: [RFC patch 6/8] genirq: Split out code in generic chip References: <20130503212258.385818955@linutronix.de> Content-Disposition: inline; filename=genirq-generic-chip-split-out-code.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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130503_175129_322431_14E87592 X-CRM114-Status: UNSURE ( 9.53 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -4.5 (----) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-4.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.6 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Thomas Petazzoni , Andrew Lunn , Russell King - ARM Linux , Jason Cooper , Arnd Bergmann , Jean-Francois Moine , devicetree-discuss@lists.ozlabs.org, linux-doc@vger.kernel.org, Rob Herring , Jason Gunthorpe , Gregory Clement , Gerlando Falauto , Rob Landley , Grant Likely , Maxime Ripard , Ezequiel Garcia , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth 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 Preparatory patch for linear interrupt domains. Signed-off-by: Thomas Gleixner Acked-by: Grant Likely --- kernel/irq/generic-chip.c | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) Index: linux-2.6/kernel/irq/generic-chip.c =================================================================== --- linux-2.6.orig/kernel/irq/generic-chip.c +++ linux-2.6/kernel/irq/generic-chip.c @@ -186,6 +186,19 @@ int irq_gc_set_wake(struct irq_data *d, return 0; } +static void +irq_init_generic_chip(struct irq_chip_generic *gc, const char *name, + int num_ct, unsigned int irq_base, + void __iomem *reg_base, irq_flow_handler_t handler) +{ + raw_spin_lock_init(&gc->lock); + gc->num_ct = num_ct; + gc->irq_base = irq_base; + gc->reg_base = reg_base; + gc->chip_types->chip.name = name; + gc->chip_types->handler = handler; +} + /** * irq_alloc_generic_chip - Allocate a generic chip and initialize it * @name: Name of the irq chip @@ -206,12 +219,8 @@ irq_alloc_generic_chip(const char *name, gc = kzalloc(sz, GFP_KERNEL); if (gc) { - raw_spin_lock_init(&gc->lock); - gc->num_ct = num_ct; - gc->irq_base = irq_base; - gc->reg_base = reg_base; - gc->chip_types->chip.name = name; - gc->chip_types->handler = handler; + irq_init_generic_chip(gc, name, num_ct, irq_base, reg_base, + handler); } return gc; }