From patchwork Fri Dec 18 14:31:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Enrico Weigelt, metux IT consult" X-Patchwork-Id: 11982081 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBE0CC3526B for ; Fri, 18 Dec 2020 14:35:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4C8C23A84 for ; Fri, 18 Dec 2020 14:35:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728135AbgLROfT (ORCPT ); Fri, 18 Dec 2020 09:35:19 -0500 Received: from mout.kundenserver.de ([212.227.126.135]:51407 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728029AbgLROfS (ORCPT ); Fri, 18 Dec 2020 09:35:18 -0500 Received: from orion.localdomain ([95.115.54.243]) by mrelayeu.kundenserver.de (mreue009 [212.227.15.167]) with ESMTPSA (Nemesis) id 1MZkxj-1kcoFa2LHL-00WjtE; Fri, 18 Dec 2020 15:32:09 +0100 From: "Enrico Weigelt, metux IT consult" To: linux-kernel@vger.kernel.org Cc: mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@redhat.com, namhyung@kernel.org, catalin.marinas@arm.com, will@kernel.org, msalter@redhat.com, jacquiot.aurelien@gmail.com, gerg@linux-m68k.org, geert@linux-m68k.org, tsbogend@alpha.franken.de, James.Bottomley@HansenPartnership.com, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, bp@alien8.de, x86@kernel.org, hpa@zytor.com, linus.walleij@linaro.org, bgolaszewski@baylibre.com, maz@kernel.org, tony@atomide.com, arnd@arndb.de, linux-alpha@vger.kernel.org, linux-c6x-dev@linux-c6x.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-gpio@vger.kernel.org, linux-omap@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH 15/23] arch: mips: use generic irq error counter Date: Fri, 18 Dec 2020 15:31:14 +0100 Message-Id: <20201218143122.19459-16-info@metux.net> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20201218143122.19459-1-info@metux.net> References: <20201218143122.19459-1-info@metux.net> X-Provags-ID: V03:K1:U1Ak/9ScsjyFYX+WGDIYoVojkUNJ6hF+6wQxy6ce5gvk0M/i13b SVB5QU3OxoK0sJirLk2hgpuDD5n/JYh/T2EFuvyBTl6yh+DCHdYmEjapCEbp3DrXQ0sRbQv c8Dou65hAanyqc6UaE7VWDeWLPY6L1bCKlGijc7ufXI6CJfft/mT1EcOT5lNJZbpRwsaL9z zDxX7z54+xWPR1RsNEiSg== X-UI-Out-Filterresults: notjunk:1;V03:K0:CkN31NN0Y5c=:AkDwN4dOYkg4/ced8F1Bdm 5tOHX+znKJ5CD/TRaL7An0fEWZAAzaCg1TFznZK0zwFF/FYNyfUDKLqN/VF91yuWGFVnN7Smj hmRq8ii8MDeQ+3fXgkWmdJEIOG29Cni2VzHIHzXqx6bmSyzQLawN+/M3zmly+KAkNqeaoshmY MngMn3QXDhMzO6IOMh2TjIc4UhzyBJpVEPrhWm7lSfJQRvkJ/HRl64jHUEyMM4PBegzSlSbfp rw/NqTu1O9RhpCqOTGdzgsWTVl/MIBVs7LHEDlpNlzY7qn1mDpsGpD0mvS3dq6P6jIufTwimz 1b9qQmMQgYxZHTdrQl1lGuq0Z+DOZdC2b8OFG52QUIRiC9OIbgXGywjVl4rh+omrKU/7lUYL0 i9kzID1mTYV3HC9dwsgrBWdf5gn7jIQoaRLdgWY+cp2RYQGii4lSr/277g3Jg Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org Use the newly introduced irq error counter, that's already maintained by all callers of ack_bad_irq(), in order to remove duplicate code. Signed-off-by: Enrico Weigelt, metux IT consult --- arch/mips/include/asm/hw_irq.h | 4 ---- arch/mips/kernel/irq-gt641xx.c | 3 ++- arch/mips/kernel/irq.c | 7 +++---- arch/mips/sni/rm200.c | 3 ++- arch/mips/vr41xx/common/icu.c | 3 ++- arch/mips/vr41xx/common/irq.c | 5 +++-- drivers/gpio/gpio-vr41xx.c | 4 ++-- 7 files changed, 14 insertions(+), 15 deletions(-) diff --git a/arch/mips/include/asm/hw_irq.h b/arch/mips/include/asm/hw_irq.h index 9e8ef5994c9c..b75fe2c4377f 100644 --- a/arch/mips/include/asm/hw_irq.h +++ b/arch/mips/include/asm/hw_irq.h @@ -8,10 +8,6 @@ #ifndef __ASM_HW_IRQ_H #define __ASM_HW_IRQ_H -#include - -extern atomic_t irq_err_count; - /* * interrupt-retrigger: NOP for now. This may not be appropriate for all * machines, we'll see ... diff --git a/arch/mips/kernel/irq-gt641xx.c b/arch/mips/kernel/irq-gt641xx.c index 93bcf5736a6f..e2c877287bee 100644 --- a/arch/mips/kernel/irq-gt641xx.c +++ b/arch/mips/kernel/irq-gt641xx.c @@ -11,6 +11,7 @@ #include #include +#include #define GT641XX_IRQ_TO_BIT(irq) (1U << (irq - GT641XX_IRQ_BASE)) @@ -97,7 +98,7 @@ void gt641xx_irq_dispatch(void) } } - atomic_inc(&irq_err_count); + irq_err_inc(); } void __init gt641xx_irq_init(void) diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index c98be305fab6..3ea3e4280648 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -8,6 +8,7 @@ * Copyright (C) 1992 Linus Torvalds * Copyright (C) 1994 - 2000 Ralf Baechle */ +#include #include #include #include @@ -27,17 +28,15 @@ void *irq_stack[NR_CPUS]; -atomic_t irq_err_count; - int arch_show_interrupts(struct seq_file *p, int prec) { - seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); + seq_printf(p, "%*s: %10u\n", prec, "ERR", irq_err_get()); return 0; } asmlinkage void spurious_interrupt(void) { - atomic_inc(&irq_err_count); + irq_err_inc(); } void __init init_IRQ(void) diff --git a/arch/mips/sni/rm200.c b/arch/mips/sni/rm200.c index d84744ca871d..c61d60a4dcc5 100644 --- a/arch/mips/sni/rm200.c +++ b/arch/mips/sni/rm200.c @@ -21,6 +21,7 @@ #include #include #include +#include #define RM200_I8259A_IRQ_BASE 32 @@ -270,7 +271,7 @@ void sni_rm200_mask_and_ack_8259A(struct irq_data *d) "spurious RM200 8259A interrupt: IRQ%d.\n", irq); spurious_irq_mask |= irqmask; } - atomic_inc(&irq_err_count); + irq_err_inc(); /* * Theoretically we do not have to handle this IRQ, * but in Linux this does not cause problems and is diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c index 7b7f25b4b057..462f559ad978 100644 --- a/arch/mips/vr41xx/common/icu.c +++ b/arch/mips/vr41xx/common/icu.c @@ -27,6 +27,7 @@ #include #include #include +#include static void __iomem *icu1_base; static void __iomem *icu2_base; @@ -640,7 +641,7 @@ static int icu_get_irq(unsigned int irq) printk(KERN_ERR "spurious ICU interrupt: %04x,%04x\n", pend1, pend2); - atomic_inc(&irq_err_count); + irq_err_inc(); return -1; } diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index 8f68446ff2d9..b2580de08e25 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -10,6 +10,7 @@ #include #include +#include typedef struct irq_cascade { int (*get_irq)(unsigned int); @@ -46,7 +47,7 @@ static void irq_dispatch(unsigned int irq) irq_cascade_t *cascade; if (irq >= NR_IRQS) { - atomic_inc(&irq_err_count); + irq_err_inc(); return; } @@ -66,7 +67,7 @@ static void irq_dispatch(unsigned int irq) ret = cascade->get_irq(irq); irq = ret; if (ret < 0) - atomic_inc(&irq_err_count); + irq_err_inc(); else irq_dispatch(irq); if (!irqd_irq_disabled(idata) && chip->irq_unmask) diff --git a/drivers/gpio/gpio-vr41xx.c b/drivers/gpio/gpio-vr41xx.c index 98cd715ccc33..c1dbd933d291 100644 --- a/drivers/gpio/gpio-vr41xx.c +++ b/drivers/gpio/gpio-vr41xx.c @@ -18,7 +18,7 @@ #include #include #include - +#include #include #include #include @@ -217,7 +217,7 @@ static int giu_get_irq(unsigned int irq) printk(KERN_ERR "spurious GIU interrupt: %04x(%04x),%04x(%04x)\n", maskl, pendl, maskh, pendh); - atomic_inc(&irq_err_count); + irq_err_inc(); return -EINVAL; }