From patchwork Wed Jun 26 14:46:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Lezcano X-Patchwork-Id: 167818 Delivered-To: patch@linaro.org Received: by 2002:ac9:6410:0:0:0:0:0 with SMTP id r16csp871154ock; Wed, 26 Jun 2019 07:47:52 -0700 (PDT) X-Google-Smtp-Source: APXvYqy6fehSG39e7xQYP6maKIfizdjJP/DalF8ZcmH53HrvZQd9KDqaRQsDwNZ0Lo52nXxMMefG X-Received: by 2002:a17:90a:cd03:: with SMTP id d3mr4981307pju.127.1561560472587; Wed, 26 Jun 2019 07:47:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1561560472; cv=none; d=google.com; s=arc-20160816; b=WnU8TF6nViWZnVIF1QeqtC3J8i3wfRUGwo3mN8/cQl6thR/qLdqXhC4rAnppw5ZKas H6k5PTP/xZ6qKfYd8G50vgFqomZFXSdi/zKhix/svIu9mmFsfc8DMWvJer0DwoSmrNAO +3lf3v+9AU5s9Jk0kbE5az11DeuQsh4eFhVzln4r13EXpL+oH4yW7Rlfk4bkawOmQK3s ju5SevMFa/nxw3pjcjOIVpGr0/LfbASzhmL1WC1vdYZT5qmmjAQOw2cHdGJ+Z7zNamod G65bR8JxhOwfhCxoEMN2++JqGbMyh2Uu7LTr2qx7x3N1flI/LTh/B899H5ISitiZmHse BiUw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature; bh=yqfHGm0TnB/EluOWXQT4ZbDAqP2xMCI6PrNJ2MlYeVk=; b=JbW1T7FyuNW/BvteSNF5yz8urLlK4byMvGp9z6aIvEGU0fPqtl0nsD65Vrl2AHpx9Q 1q88MZI8LH6VfE+55zJnTdrUriTMFLVVXwAtZheGhUyUWujDvqutfg5nG3RhsAVtdDI9 RHOQ1czMz6PVUyl/Fdk/WWiYP+cSsgCpfNTMuNz519L0UevOtsUYy+vpDYECV+TGsX7f 4Ck+aRyRTHFQSLC82kmo0p++vvKTwssESJBwulxgFla4Jd9eIy0wXPNhxRXX9jNizWLt m/vOhW5UqGz+/BNJTv1BOWEkde4TP474kCDUUlHtbykmKe8HRzvXQa52kpD+ZKT7okAb sDdw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=a71rNY30; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id m45si2271814pje.39.2019.06.26.07.47.52; Wed, 26 Jun 2019 07:47:52 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=a71rNY30; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728381AbfFZOrv (ORCPT + 30 others); Wed, 26 Jun 2019 10:47:51 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:44164 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728329AbfFZOrn (ORCPT ); Wed, 26 Jun 2019 10:47:43 -0400 Received: by mail-wr1-f66.google.com with SMTP id r16so3040680wrl.11 for ; Wed, 26 Jun 2019 07:47:42 -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=yqfHGm0TnB/EluOWXQT4ZbDAqP2xMCI6PrNJ2MlYeVk=; b=a71rNY30tMc88OSz/m3t84f2lUVWT7mZhl/MxOCDBStOMFmcmyp+0EeBl0cq5GewFx VUaTobcEMFxs9V5fU+/dfPBCEVA3H39ox6+4QXJDvLk2FzCwVdIe/oKS7NXNgU70uEcB JbJNTzlwSOxEQlywVhrYG4TZaipPcxo0eTTIsoSXbepbQkzyYCc62cVLAJSZXgRmT7qj lGn7oceuBdOThW6CENUrTrjdjj576c4AQv2Puhoqm1u2vM2lDtTo1F8QdoMQ68ovHssX KNaXaXJ2WH6YTa+jMkqI/RdqOV+m/HHrJbuCtSGPfAWFXvN+Qpk3UgZNQ5qGLlCjHuh1 8zBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=yqfHGm0TnB/EluOWXQT4ZbDAqP2xMCI6PrNJ2MlYeVk=; b=pwDCe/Lec0seyC5MDX7Ihtq10R0feJ8eZjMgzr93ianNx/7ydMHhlJKlHKSJi6Qxwc flOFJNwZgT0mvQ4ymco0S1Iy86T47n4batf505uipv2l8SmAg3tpG62DTCA6cIMn1/fw cZSUgtJpCiQvVpaB+OdgqUKrjboKavpysbEXzKjcC6EZF2F8+FLbGoxS0Hla1yVsvIYm k2TuzpPikRuuf+nHqTqckwSQImrTBJVBOTS9Urdw18M4qJ1ZuHYgn4tn9Yjs0Ijxq+TC H8ZyTpXNhgtz7vFYRjPWqSB8lT2K56CNRGKu5uDUs9Rm4e7g276EYOhaIrUV/EKno+Rl O5oQ== X-Gm-Message-State: APjAAAX30mTqjYOddz9O0tigiOA8U8gzVQznDh0fYVT40y2AdI/to+0y k0yVHBnS/47CITi+C5JJjEqFQg== X-Received: by 2002:a5d:53d2:: with SMTP id a18mr4156921wrw.98.1561560461122; Wed, 26 Jun 2019 07:47:41 -0700 (PDT) Received: from mai.imgcgcw.net (26.92.130.77.rev.sfr.net. [77.130.92.26]) by smtp.gmail.com with ESMTPSA id h84sm2718557wmf.43.2019.06.26.07.47.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 26 Jun 2019 07:47:40 -0700 (PDT) From: Daniel Lezcano To: tglx@linutronix.de Cc: linux-kernel@vger.kernel.org, Dmitry Osipenko , Jon Hunter , Thierry Reding , Thierry Reding , linux-tegra@vger.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT) Subject: [PATCH 17/25] clocksource/drivers/tegra: Remove duplicated use of per_cpu_ptr Date: Wed, 26 Jun 2019 16:46:43 +0200 Message-Id: <20190626144651.16742-17-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190626144651.16742-1-daniel.lezcano@linaro.org> References: <20190626144651.16742-1-daniel.lezcano@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko It was left unnoticed by accident, which means that the code could be cleaned up a tad more. Acked-by: Jon Hunter Signed-off-by: Dmitry Osipenko Acked-by: Thierry Reding Signed-off-by: Daniel Lezcano --- drivers/clocksource/timer-tegra.c | 42 ++++++++++++++++++------------- 1 file changed, 25 insertions(+), 17 deletions(-) -- 2.17.1 diff --git a/drivers/clocksource/timer-tegra.c b/drivers/clocksource/timer-tegra.c index 880ba67ca7ee..f172a57cc5fe 100644 --- a/drivers/clocksource/timer-tegra.c +++ b/drivers/clocksource/timer-tegra.c @@ -218,6 +218,19 @@ static inline unsigned int tegra_irq_idx_for_cpu(int cpu, bool tegra20) return TIMER10_IRQ_IDX + cpu; } +static inline unsigned long tegra_rate_for_timer(struct timer_of *to, + bool tegra20) +{ + /* + * TIMER1-9 are fixed to 1MHz, TIMER10-13 are running off the + * parent clock. + */ + if (tegra20) + return 1000000; + + return timer_of_rate(to); +} + static int __init tegra_init_timer(struct device_node *np, bool tegra20, int rating) { @@ -270,32 +283,27 @@ static int __init tegra_init_timer(struct device_node *np, bool tegra20, for_each_possible_cpu(cpu) { struct timer_of *cpu_to = per_cpu_ptr(&tegra_to, cpu); + unsigned long flags = IRQF_TIMER | IRQF_NOBALANCING; + unsigned long rate = tegra_rate_for_timer(to, tegra20); unsigned int base = tegra_base_for_cpu(cpu, tegra20); unsigned int idx = tegra_irq_idx_for_cpu(cpu, tegra20); + unsigned int irq = irq_of_parse_and_map(np, idx); - /* - * TIMER1-9 are fixed to 1MHz, TIMER10-13 are running off the - * parent clock. - */ - if (tegra20) - cpu_to->of_clk.rate = 1000000; - else - cpu_to->of_clk.rate = timer_of_rate(to); - - cpu_to = per_cpu_ptr(&tegra_to, cpu); - cpu_to->of_base.base = timer_reg_base + base; - cpu_to->clkevt.rating = rating; - cpu_to->clkevt.cpumask = cpumask_of(cpu); - cpu_to->clkevt.irq = irq_of_parse_and_map(np, idx); - if (!cpu_to->clkevt.irq) { + if (!irq) { pr_err("failed to map irq for cpu%d\n", cpu); ret = -EINVAL; goto out_irq; } + cpu_to->clkevt.irq = irq; + cpu_to->clkevt.rating = rating; + cpu_to->clkevt.cpumask = cpumask_of(cpu); + cpu_to->of_base.base = timer_reg_base + base; + cpu_to->of_clk.rate = rate; + irq_set_status_flags(cpu_to->clkevt.irq, IRQ_NOAUTOEN); - ret = request_irq(cpu_to->clkevt.irq, tegra_timer_isr, - IRQF_TIMER | IRQF_NOBALANCING, + + ret = request_irq(cpu_to->clkevt.irq, tegra_timer_isr, flags, cpu_to->clkevt.name, &cpu_to->clkevt); if (ret) { pr_err("failed to set up irq for cpu%d: %d\n",