From patchwork Wed May 20 09:59:55 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 6444371 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 99B769F1C1 for ; Wed, 20 May 2015 10:04:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 966792039E for ; Wed, 20 May 2015 10:04:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DBE50203E5 for ; Wed, 20 May 2015 10:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753219AbbETKA2 (ORCPT ); Wed, 20 May 2015 06:00:28 -0400 Received: from mga11.intel.com ([192.55.52.93]:9348 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753158AbbETKAW (ORCPT ); Wed, 20 May 2015 06:00:22 -0400 Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP; 20 May 2015 03:00:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,464,1427785200"; d="scan'208";a="574172922" Received: from gerry-dev.bj.intel.com ([10.238.158.61]) by orsmga003.jf.intel.com with ESMTP; 20 May 2015 03:00:07 -0700 From: Jiang Liu To: Thomas Gleixner , Bjorn Helgaas , Benjamin Herrenschmidt , Ingo Molnar , "H. Peter Anvin" , "Rafael J. Wysocki" , Randy Dunlap , Yinghai Lu , Borislav Petkov , Jason Cooper , Kukjin Kim , Krzysztof Kozlowski , Maxime Ripard Cc: Jiang Liu , Konrad Rzeszutek Wilk , Tony Luck , x86@kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [RFC v1 07/25] irqchip: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Date: Wed, 20 May 2015 17:59:55 +0800 Message-Id: <1432116013-25902-8-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1432116013-25902-1-git-send-email-jiang.liu@linux.intel.com> References: <1432116013-25902-1-git-send-email-jiang.liu@linux.intel.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_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 Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we already have a pointer to corresponding irq_desc. Signed-off-by: Jiang Liu --- drivers/irqchip/exynos-combiner.c | 4 ++-- drivers/irqchip/irq-armada-370-xp.c | 2 +- drivers/irqchip/irq-dw-apb-ictl.c | 4 ++-- drivers/irqchip/irq-gic.c | 4 ++-- drivers/irqchip/irq-orion.c | 2 +- drivers/irqchip/irq-sunxi-nmi.c | 2 +- drivers/irqchip/spear-shirq.c | 2 +- 7 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c index 5945223b73fa..039ceb46fcc0 100644 --- a/drivers/irqchip/exynos-combiner.c +++ b/drivers/irqchip/exynos-combiner.c @@ -62,8 +62,8 @@ static void combiner_unmask_irq(struct irq_data *data) static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) { - struct combiner_chip_data *chip_data = irq_get_handler_data(irq); - struct irq_chip *chip = irq_get_chip(irq); + struct combiner_chip_data *chip_data = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned int cascade_irq, combiner_irq; unsigned long status; diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c index daccc8bdbb42..40b5fe99a1d5 100644 --- a/drivers/irqchip/irq-armada-370-xp.c +++ b/drivers/irqchip/irq-armada-370-xp.c @@ -451,7 +451,7 @@ static void armada_370_xp_handle_msi_irq(struct pt_regs *r, bool b) {} static void armada_370_xp_mpic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned long irqmap, irqn, irqsrc, cpuid; unsigned int cascade_irq; diff --git a/drivers/irqchip/irq-dw-apb-ictl.c b/drivers/irqchip/irq-dw-apb-ictl.c index 53bb7326a60a..cddcd3b75f00 100644 --- a/drivers/irqchip/irq-dw-apb-ictl.c +++ b/drivers/irqchip/irq-dw-apb-ictl.c @@ -28,8 +28,8 @@ static void dw_apb_ictl_handler(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct irq_chip_generic *gc = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct irq_chip_generic *gc = irq_desc_get_handler_data(desc); struct irq_domain *d = gc->private; u32 stat; int n; diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 01999d74bd3a..6c8a5a7fb4a0 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -288,8 +288,8 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) { - struct gic_chip_data *chip_data = irq_get_handler_data(irq); - struct irq_chip *chip = irq_get_chip(irq); + struct gic_chip_data *chip_data = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned int cascade_irq, gic_irq; unsigned long status; diff --git a/drivers/irqchip/irq-orion.c b/drivers/irqchip/irq-orion.c index ad0c0f6f1d65..58e034db0e7c 100644 --- a/drivers/irqchip/irq-orion.c +++ b/drivers/irqchip/irq-orion.c @@ -109,7 +109,7 @@ IRQCHIP_DECLARE(orion_intc, "marvell,orion-intc", orion_irq_init); static void orion_bridge_irq_handler(unsigned int irq, struct irq_desc *desc) { - struct irq_domain *d = irq_get_handler_data(irq); + struct irq_domain *d = irq_desc_get_handler_data(desc); struct irq_chip_generic *gc = irq_get_domain_generic_chip(d, 0); u32 stat = readl_relaxed(gc->reg_base + ORION_BRIDGE_IRQ_CAUSE) & diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c index 4a9ce5b50c5b..2eaa9d9df241 100644 --- a/drivers/irqchip/irq-sunxi-nmi.c +++ b/drivers/irqchip/irq-sunxi-nmi.c @@ -61,7 +61,7 @@ static inline u32 sunxi_sc_nmi_read(struct irq_chip_generic *gc, u32 off) static void sunxi_sc_nmi_handle_irq(unsigned int irq, struct irq_desc *desc) { struct irq_domain *domain = irq_desc_get_handler_data(desc); - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned int virq = irq_find_mapping(domain, 0); chained_irq_enter(chip, desc); diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c index 9c145a7cb056..fb68ee9c0424 100644 --- a/drivers/irqchip/spear-shirq.c +++ b/drivers/irqchip/spear-shirq.c @@ -185,7 +185,7 @@ static struct spear_shirq *spear320_shirq_blocks[] = { static void shirq_handler(unsigned irq, struct irq_desc *desc) { - struct spear_shirq *shirq = irq_get_handler_data(irq); + struct spear_shirq *shirq = irq_desc_get_handler_data(desc); u32 pend; pend = readl(shirq->base + shirq->status_reg) & shirq->mask;