From patchwork Fri May 27 16:27:44 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 824952 Received: from bombadil.infradead.org (173-166-109-252-newengland.hfc.comcastbusiness.net [173.166.109.252]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p4RGpvu9014663 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 27 May 2011 16:52:18 GMT Received: from canuck.infradead.org ([2001:4978:20e::1]) by bombadil.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QPztO-0001OH-Uj; Fri, 27 May 2011 16:28:07 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QPztL-0004vB-2x; Fri, 27 May 2011 16:28:03 +0000 Received: from service87.mimecast.com ([94.185.240.25]) by canuck.infradead.org with smtp (Exim 4.76 #1 (Red Hat Linux)) id 1QPzsj-0004rD-SL for linux-arm-kernel@lists.infradead.org; Fri, 27 May 2011 16:27:27 +0000 Received: from cam-owa2.Emea.Arm.com (fw-tnat.cambridge.arm.com [217.140.96.21]) by service87.mimecast.com; Fri, 27 May 2011 17:27:23 +0100 Received: from localhost.localdomain ([10.1.255.212]) by cam-owa2.Emea.Arm.com with Microsoft SMTPSVC(6.0.3790.3959); Fri, 27 May 2011 17:27:23 +0100 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH v4 06/13] ARM: shmobile: use remapped PPI interrupts for local timer Date: Fri, 27 May 2011 17:27:44 +0100 Message-Id: <1306513671-12206-7-git-send-email-marc.zyngier@arm.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1306513671-12206-1-git-send-email-marc.zyngier@arm.com> References: <1306513671-12206-1-git-send-email-marc.zyngier@arm.com> X-OriginalArrivalTime: 27 May 2011 16:27:23.0420 (UTC) FILETIME=[F558BDC0:01CC1C8A] X-MC-Unique: 111052717272300901 X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110527_122726_276734_E670F4B8 X-CRM114-Status: GOOD ( 11.02 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [94.185.240.25 listed in list.dnswl.org] Cc: Paul Mundt , Magnus Damm X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Fri, 27 May 2011 16:52:18 +0000 (UTC) Use the normal interrupt scheme for the local timers by using a remapped PPI interrupt. Cc: Paul Mundt Cc: Magnus Damm Signed-off-by: Marc Zyngier --- arch/arm/mach-shmobile/Kconfig | 1 + arch/arm/mach-shmobile/entry-intc.S | 3 --- arch/arm/mach-shmobile/include/mach/entry-macro.S | 3 --- arch/arm/mach-shmobile/localtimer.c | 3 ++- 4 files changed, 3 insertions(+), 7 deletions(-) diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 0c8f6cf..ddcf28c 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -26,6 +26,7 @@ config ARCH_SH73A0 select SH_CLK_CPG select ARCH_WANT_OPTIONAL_GPIOLIB select ARM_GIC + select ARM_GIC_VPPI comment "SH-Mobile Board Type" diff --git a/arch/arm/mach-shmobile/entry-intc.S b/arch/arm/mach-shmobile/entry-intc.S index cac0a7a..1a1c00c 100644 --- a/arch/arm/mach-shmobile/entry-intc.S +++ b/arch/arm/mach-shmobile/entry-intc.S @@ -51,7 +51,4 @@ .macro test_for_ipi, irqnr, irqstat, base, tmp .endm - .macro test_for_ltirq, irqnr, irqstat, base, tmp - .endm - arch_irq_handler shmobile_handle_irq_intc diff --git a/arch/arm/mach-shmobile/include/mach/entry-macro.S b/arch/arm/mach-shmobile/include/mach/entry-macro.S index d791f10..8d4a416 100644 --- a/arch/arm/mach-shmobile/include/mach/entry-macro.S +++ b/arch/arm/mach-shmobile/include/mach/entry-macro.S @@ -27,8 +27,5 @@ .macro test_for_ipi, irqnr, irqstat, base, tmp .endm - .macro test_for_ltirq, irqnr, irqstat, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm diff --git a/arch/arm/mach-shmobile/localtimer.c b/arch/arm/mach-shmobile/localtimer.c index ad9ccc9..8a67b1c 100644 --- a/arch/arm/mach-shmobile/localtimer.c +++ b/arch/arm/mach-shmobile/localtimer.c @@ -14,13 +14,14 @@ #include #include #include +#include /* * Setup the local clock events for a CPU. */ int __cpuinit local_timer_setup(struct clock_event_device *evt) { - evt->irq = 29; + evt->irq = gic_ppi_to_vppi(29); twd_timer_setup(evt); return 0; }