From patchwork Fri Aug 7 11:56:04 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartlomiej Zolnierkiewicz X-Patchwork-Id: 6968481 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 0F679C05AC for ; Fri, 7 Aug 2015 11:59:24 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3BF7320620 for ; Fri, 7 Aug 2015 11:59:23 +0000 (UTC) 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.kernel.org (Postfix) with ESMTPS id 0C55F2061E for ; Fri, 7 Aug 2015 11:59:22 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZNgHG-0003f8-KZ; Fri, 07 Aug 2015 11:57:34 +0000 Received: from mailout3.samsung.com ([203.254.224.33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZNgHB-0003VI-Me for linux-arm-kernel@lists.infradead.org; Fri, 07 Aug 2015 11:57:31 +0000 Received: from epcpsbgm1new.samsung.com (epcpsbgm1 [203.254.230.26]) by mailout3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NSP01XN3NV7WX00@mailout3.samsung.com> for linux-arm-kernel@lists.infradead.org; Fri, 07 Aug 2015 20:57:07 +0900 (KST) X-AuditID: cbfee61a-f79a06d000005c6f-b3-55c49d13fc71 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1new.samsung.com (EPCPMTA) with SMTP id A9.7D.23663.31D94C55; Fri, 7 Aug 2015 20:57:07 +0900 (KST) Received: from amdc1976.localnet ([106.120.53.102]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NSP00KB6NV5A740@mmp1.samsung.com>; Fri, 07 Aug 2015 20:57:07 +0900 (KST) From: Bartlomiej Zolnierkiewicz To: "Rafael J. Wysocki" Subject: [PATCH v2] cpufreq-dt: make scaling_boost_freqs sysfs attr available when boost is enabled Date: Fri, 07 Aug 2015 13:56:04 +0200 Message-id: <3835403.gWyHpfh1Gz@amdc1976> User-Agent: KMail/4.13.3 (Linux/3.13.0-57-generic; KDE/4.13.3; x86_64; ; ) MIME-version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrPIsWRmVeSWpSXmKPExsVy+t9jAV3huUdCDc5flbS4/uU5q8X/R69Z La79nsFm8ebtGiaL1y8MLXoXXGWz6H/8mtni6+EVjBZvHm5mtNj0+Bqrxceee6wWl3fNYbP4 3HuE0WLG+X1MFus23mK3uHjK1eLM6UusFofftLNadCxjtGhb/YHVYtWuP4wWG796OIh5vL/R yu7xd3Yrs8fOWXfZPTat6mTzuHNtD5vH5iX1Hv+OsXts6QcKb7nazuLRt2UVo8f2a/OYPT5v kgvgieKySUnNySxLLdK3S+DKuL/qNEvBLKGKtXPfsTQwbuXvYuTkkBAwkdj2sJMNwhaTuHBv PZgtJLCUUeL9IYMuRi4g+yujxN7rxxhBEmwCVhIT21eB2SIC2hJze04xgxQxCxxjk7j2exE7 SEJYIFWie/I/MJtFQFXi6dfLYFN5BTQlPszdxQRiiwp4SXz/1cAMEReU+DH5HguIzSwgL7Fv /1RWCFtLYv3O40wTGPlmISmbhaRsFpKyBYzMqxglUguSC4qT0nMN81LL9YoTc4tL89L1kvNz NzGCo/GZ1A7Gg7vcDzEKcDAq8fAm/jscKsSaWFZcmXuIUYKDWUmEd8LsI6FCvCmJlVWpRfnx RaU5qcWHGKU5WJTEeWU3bA4VEkhPLEnNTk0tSC2CyTJxcEo1MOZPbRO+88Ze7KzCjelvvkvM 0p7+ra+ywOnp+uA0Y9OZjULqnb5LFibFfr/vu1nzxyLfjJQK7z1rBS8f0dATYZgd1ubE+rA+ 4NUFU243lcznGaZTZNmE/D+cqfN959rlLXKuSjnwvtF9fufsr0yiyg6MLxVY/zLdahDcc/fL pVUXBHqrchy9lFiKMxINtZiLihMBdeV6E8ICAAA= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150807_045729_938073_281414C8 X-CRM114-Status: GOOD ( 15.61 ) X-Spam-Score: -7.0 (-------) 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: linux-arm-kernel@lists.infradead.org, Javier Martinez Canillas , Krzysztof Kozlowski , Kukjin Kim , Heiko Stuebner , Kevin Hilman , Tobias Jakobi , Anand Moon , Viresh Kumar , Michael Turquette , linux-pm@vger.kernel.org, Tomasz Figa , linux-kernel@vger.kernel.org, Chanwoo Choi , Kukjin Kim , Thomas Abraham , Sylwester Nawrocki , Lukasz Majewski , Javier Martinez Canillas , linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 Make scaling_boost_freqs sysfs attribute is available when cpufreq-dt driver is used and boost support is enabled. Cc: Thomas Abraham Cc: Javier Martinez Canillas Cc: Krzysztof Kozlowski Suggested-by: Viresh Kumar Signed-off-by: Bartlomiej Zolnierkiewicz Acked-by: Viresh Kumar --- v2: Removed leftover prototype. drivers/cpufreq/cpufreq-dt.c | 9 ++++++++- include/linux/cpufreq.h | 1 + 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index b9259ab..c3583cd 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -36,6 +36,12 @@ struct private_data { unsigned int voltage_tolerance; /* in percentage */ }; +static struct freq_attr *cpufreq_dt_attr[] = { + &cpufreq_freq_attr_scaling_available_freqs, + NULL, /* Extra space for boost-attr if required */ + NULL, +}; + static int set_target(struct cpufreq_policy *policy, unsigned int index) { struct dev_pm_opp *opp; @@ -336,6 +342,7 @@ static int cpufreq_init(struct cpufreq_policy *policy) ret = cpufreq_enable_boost_support(); if (ret) goto out_free_cpufreq_table; + cpufreq_dt_attr[1] = &cpufreq_freq_attr_scaling_boost_freqs; } policy->cpuinfo.transition_latency = transition_latency; @@ -411,7 +418,7 @@ static struct cpufreq_driver dt_cpufreq_driver = { .exit = cpufreq_exit, .ready = cpufreq_ready, .name = "cpufreq-dt", - .attr = cpufreq_generic_attr, + .attr = cpufreq_dt_attr, }; static int dt_cpufreq_probe(struct platform_device *pdev) diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 95f0186..657542d 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -609,6 +609,7 @@ struct cpufreq_frequency_table *cpufreq_frequency_get_table(unsigned int cpu); /* the following are really really optional */ extern struct freq_attr cpufreq_freq_attr_scaling_available_freqs; +extern struct freq_attr cpufreq_freq_attr_scaling_boost_freqs; extern struct freq_attr *cpufreq_generic_attr[]; int cpufreq_table_validate_and_show(struct cpufreq_policy *policy, struct cpufreq_frequency_table *table);