From patchwork Wed Sep 28 18:17:11 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: fu.wei@linaro.org X-Patchwork-Id: 9354519 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C5FD16077B for ; Wed, 28 Sep 2016 18:23:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B80E4297A3 for ; Wed, 28 Sep 2016 18:23:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AC720297A9; Wed, 28 Sep 2016 18:23:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID autolearn=unavailable version=3.3.1 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.wl.linuxfoundation.org (Postfix) with ESMTPS id 3ECE5297A4 for ; Wed, 28 Sep 2016 18:23:57 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bpJUm-0000Pf-8p; Wed, 28 Sep 2016 18:22:16 +0000 Received: from mail-pf0-x234.google.com ([2607:f8b0:400e:c00::234]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bpJRX-0005U4-KH for linux-arm-kernel@lists.infradead.org; Wed, 28 Sep 2016 18:18:57 +0000 Received: by mail-pf0-x234.google.com with SMTP id l25so19877343pfb.1 for ; Wed, 28 Sep 2016 11:18:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=EI91uUYUHC9oMCKbDx1Y68oiWxsmMSDUaOJwnlX65Ro=; b=hhUawOlsjjtdZsBAzzndL55XShKBWYe+3ZVopUH0dIFZfuwMi8bnmgVh4yHBMb4R8N DrSXu2iLsJLGaHdCOLa/FpXjq/wuZ7QX6OxygpIbS6hqVQsalMFPS8s0lkon0dVuaYa7 zTQK//yMJBDRSmlIR2cbhbuGoXdntgnbZvrUk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=EI91uUYUHC9oMCKbDx1Y68oiWxsmMSDUaOJwnlX65Ro=; b=E4I24mVOyvgfRM4aBsF537h2YKjii8JHWE42JsrJsIXfqT+lzQ7M1+PCUuNQeumQQ+ qRtYman03vOKwVamxHySwaBFwayEf8aNGTMrWR6u4LNLyw/r0pAd5lDXF9k2gEzUgSlD 2As5NSsDfZJrMenDdS1wJTNazazsqvMg+BkSZ7AyLNIQoQP4C5zsR4u24sALLNvCAEWf JJ6DwYQXoiCU1H8p7udBvJG3+0aTfaXgl0F02+Z5yaS3HL0sSA61ri9P2CkpZvO9aN7S B0fvPw07zqIq/fBx6Murzqx9lnlny4hBBl847dUmROqsvFwRUJuclnt+kojjUniyod6q ITmg== X-Gm-Message-State: AE9vXwNSA1touta5BnSpQvMyaT2c4lr9tSI3VOko5EBo+fBJ3coRHpGWT7QjX+X0aki/ZQgs X-Received: by 10.98.145.25 with SMTP id l25mr58482182pfe.63.1475086713902; Wed, 28 Sep 2016 11:18:33 -0700 (PDT) Received: from Rei-Ayanami.localdomain.localdomain ([67.238.99.186]) by smtp.googlemail.com with ESMTPSA id ak3sm14226365pad.19.2016.09.28.11.18.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 28 Sep 2016 11:18:33 -0700 (PDT) From: fu.wei@linaro.org To: rjw@rjwysocki.net, lenb@kernel.org, daniel.lezcano@linaro.org, tglx@linutronix.de, marc.zyngier@arm.com, mark.rutland@arm.com, lorenzo.pieralisi@arm.com, sudeep.holla@arm.com, hanjun.guo@linaro.org Subject: [PATCH v14 3/9] clocksource/drivers/arm_arch_timer: Improve printk relevant code Date: Thu, 29 Sep 2016 02:17:11 +0800 Message-Id: <1475086637-1914-4-git-send-email-fu.wei@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1475086637-1914-1-git-send-email-fu.wei@linaro.org> References: <1475086637-1914-1-git-send-email-fu.wei@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160928_111855_839944_C9448FDB X-CRM114-Status: GOOD ( 15.18 ) 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: linaro-acpi@lists.linaro.org, catalin.marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, wim@iguana.be, Fu Wei , wei@redhat.com, al.stone@linaro.org, tn@semihalf.com, timur@codeaurora.org, linux-acpi@vger.kernel.org, linux@roeck-us.net, harba@codeaurora.org, julien.grall@arm.com, linux-watchdog@vger.kernel.org, arnd@arndb.de, jcm@redhat.com, cov@codeaurora.org, linux-arm-kernel@lists.infradead.org, graeme.gregory@linaro.org, rruigrok@codeaurora.org, leo.duran@amd.com, Suravee.Suthikulpanit@amd.com, christoffer.dall@linaro.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Fu Wei This patch defines pr_fmt(fmt) for all pr_* functions, then the pr_* doesn't need to add "arch_timer:" everytime. Also delete some Blank Spaces in arch_timer_banner, according to the suggestion from checkpatch.pl. No functional change. Signed-off-by: Fu Wei Acked-by: Mark Rutland --- drivers/clocksource/arm_arch_timer.c | 55 ++++++++++++++++++------------------ 1 file changed, 28 insertions(+), 27 deletions(-) diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 059f7fb..84be023 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -32,6 +32,9 @@ #include +#undef pr_fmt +#define pr_fmt(fmt) "arch_timer: " fmt + #define CNTTIDR 0x08 #define CNTTIDR_VIRT(n) (BIT(1) << ((n) * 4)) @@ -418,24 +421,24 @@ arch_timer_detect_rate(void __iomem *cntbase, struct device_node *np) /* Check the timer frequency. */ if (arch_timer_rate == 0) - pr_warn("Architected timer frequency not available\n"); + pr_warn("frequency not available\n"); } static void arch_timer_banner(unsigned type) { - pr_info("Architected %s%s%s timer(s) running at %lu.%02luMHz (%s%s%s).\n", - type & ARCH_CP15_TIMER ? "cp15" : "", - type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? " and " : "", - type & ARCH_MEM_TIMER ? "mmio" : "", - (unsigned long)arch_timer_rate / 1000000, - (unsigned long)(arch_timer_rate / 10000) % 100, - type & ARCH_CP15_TIMER ? - (arch_timer_uses_ppi == VIRT_PPI) ? "virt" : "phys" : - "", - type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? "/" : "", - type & ARCH_MEM_TIMER ? - arch_timer_mem_use_virtual ? "virt" : "phys" : - ""); + pr_info("%s%s%s timer(s) running at %lu.%02luMHz (%s%s%s).\n", + type & ARCH_CP15_TIMER ? "cp15" : "", + type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? " and " : "", + type & ARCH_MEM_TIMER ? "mmio" : "", + (unsigned long)arch_timer_rate / 1000000, + (unsigned long)(arch_timer_rate / 10000) % 100, + type & ARCH_CP15_TIMER ? + (arch_timer_uses_ppi == VIRT_PPI) ? "virt" : "phys" : + "", + type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? "/" : "", + type & ARCH_MEM_TIMER ? + arch_timer_mem_use_virtual ? "virt" : "phys" : + ""); } u32 arch_timer_get_rate(void) @@ -528,8 +531,7 @@ static void __init arch_counter_register(unsigned type) static void arch_timer_stop(struct clock_event_device *clk) { - pr_debug("arch_timer_teardown disable IRQ%d cpu #%d\n", - clk->irq, smp_processor_id()); + pr_debug("disable IRQ%d cpu #%d\n", clk->irq, smp_processor_id()); disable_percpu_irq(arch_timer_ppi[arch_timer_uses_ppi]); if (arch_timer_has_nonsecure_ppi()) @@ -622,8 +624,7 @@ static int __init arch_timer_register(void) } if (err) { - pr_err("arch_timer: can't register interrupt %d (%d)\n", - ppi, err); + pr_err("can't register interrupt %d (%d)\n", ppi, err); goto out_free; } @@ -676,7 +677,7 @@ static int __init arch_timer_mem_register(void __iomem *base, unsigned int irq) ret = request_irq(irq, func, IRQF_TIMER, "arch_mem_timer", &t->evt); if (ret) { - pr_err("arch_timer: Failed to request mem timer irq\n"); + pr_err("Failed to request mem timer irq\n"); kfree(t); } @@ -754,7 +755,7 @@ static int __init arch_timer_init(void) } if (!has_ppi) { - pr_warn("arch_timer: No interrupt available, giving up\n"); + pr_warn("No interrupt available, giving up\n"); return -EINVAL; } } @@ -768,7 +769,7 @@ static int __init arch_timer_init(void) return ret; arch_timer_kvm_info.virtual_irq = arch_timer_ppi[VIRT_PPI]; - + return 0; } @@ -777,7 +778,7 @@ static int __init arch_timer_of_init(struct device_node *np) int i; if (arch_timers_present & ARCH_CP15_TIMER) { - pr_warn("arch_timer: multiple nodes in dt, skipping\n"); + pr_warn("multiple nodes in dt, skipping\n"); return 0; } @@ -812,7 +813,7 @@ static int __init arch_timer_mem_init(struct device_node *np) arch_timers_present |= ARCH_MEM_TIMER; cntctlbase = of_iomap(np, 0); if (!cntctlbase) { - pr_err("arch_timer: Can't find CNTCTLBase\n"); + pr_err("Can't find CNTCTLBase\n"); return -ENXIO; } @@ -827,7 +828,7 @@ static int __init arch_timer_mem_init(struct device_node *np) u32 cntacr; if (of_property_read_u32(frame, "frame-number", &n)) { - pr_err("arch_timer: Missing frame-number\n"); + pr_err("Missing frame-number\n"); of_node_put(frame); goto out; } @@ -856,7 +857,7 @@ static int __init arch_timer_mem_init(struct device_node *np) ret= -ENXIO; base = arch_counter_base = of_iomap(best_frame, 0); if (!base) { - pr_err("arch_timer: Can't map frame's registers\n"); + pr_err("Can't map frame's registers\n"); goto out; } @@ -867,7 +868,7 @@ static int __init arch_timer_mem_init(struct device_node *np) ret = -EINVAL; if (!irq) { - pr_err("arch_timer: Frame missing %s irq", + pr_err("Frame missing %s irq", arch_timer_mem_use_virtual ? "virt" : "phys"); goto out; } @@ -909,7 +910,7 @@ static int __init arch_timer_acpi_init(struct acpi_table_header *table) struct acpi_table_gtdt *gtdt; if (arch_timers_present & ARCH_CP15_TIMER) { - pr_warn("arch_timer: already initialized, skipping\n"); + pr_warn("already initialized, skipping\n"); return -EINVAL; }