From patchwork Wed May 27 09:58:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Luba X-Patchwork-Id: 11572463 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D893E60D for ; Wed, 27 May 2020 10:01:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA163208FE for ; Wed, 27 May 2020 10:01:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727906AbgE0KBL (ORCPT ); Wed, 27 May 2020 06:01:11 -0400 Received: from foss.arm.com ([217.140.110.172]:35204 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727884AbgE0KBK (ORCPT ); Wed, 27 May 2020 06:01:10 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B4A33106F; Wed, 27 May 2020 03:01:09 -0700 (PDT) Received: from e123648.arm.com (unknown [10.37.12.61]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id AAC6C3F6C4; Wed, 27 May 2020 03:00:59 -0700 (PDT) From: Lukasz Luba To: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-omap@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-imx@nxp.com Cc: Dietmar.Eggemann@arm.com, cw00.choi@samsung.com, b.zolnierkie@samsung.com, rjw@rjwysocki.net, sudeep.holla@arm.com, viresh.kumar@linaro.org, nm@ti.com, sboyd@kernel.org, rui.zhang@intel.com, amit.kucheria@verdurent.com, daniel.lezcano@linaro.org, mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, rostedt@goodmis.org, qperret@google.com, bsegall@google.com, mgorman@suse.de, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, kernel@pengutronix.de, khilman@kernel.org, agross@kernel.org, bjorn.andersson@linaro.org, robh@kernel.org, matthias.bgg@gmail.com, steven.price@arm.com, tomeu.vizoso@collabora.com, alyssa.rosenzweig@collabora.com, airlied@linux.ie, daniel@ffwll.ch, liviu.dudau@arm.com, lorenzo.pieralisi@arm.com, lukasz.luba@arm.com, patrick.bellasi@matbug.net, orjan.eide@arm.com, rdunlap@infradead.org, mka@chromium.org Subject: [PATCH v8 5/8] PM / EM: remove em_register_perf_domain Date: Wed, 27 May 2020 10:58:51 +0100 Message-Id: <20200527095854.21714-6-lukasz.luba@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200527095854.21714-1-lukasz.luba@arm.com> References: <20200527095854.21714-1-lukasz.luba@arm.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Remove old function em_register_perf_domain which is no longer needed. There is em_dev_register_perf_domain that covers old use cases and new as well. Acked-by: Daniel Lezcano Acked-by: Quentin Perret Signed-off-by: Lukasz Luba --- include/linux/energy_model.h | 7 ------- kernel/power/energy_model.c | 25 ------------------------- 2 files changed, 32 deletions(-) diff --git a/include/linux/energy_model.h b/include/linux/energy_model.h index 0ebb083b15a0..3aaa0bc43429 100644 --- a/include/linux/energy_model.h +++ b/include/linux/energy_model.h @@ -78,8 +78,6 @@ struct em_data_callback { struct em_perf_domain *em_cpu_get(int cpu); struct em_perf_domain *em_pd_get(struct device *dev); -int em_register_perf_domain(cpumask_t *span, unsigned int nr_states, - struct em_data_callback *cb); int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states, struct em_data_callback *cb, cpumask_t *span); void em_dev_unregister_perf_domain(struct device *dev); @@ -181,11 +179,6 @@ static inline int em_pd_nr_perf_states(struct em_perf_domain *pd) struct em_data_callback {}; #define EM_DATA_CB(_active_power_cb) { } -static inline int em_register_perf_domain(cpumask_t *span, - unsigned int nr_states, struct em_data_callback *cb) -{ - return -EINVAL; -} static inline int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states, struct em_data_callback *cb, cpumask_t *span) diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 07e8307460bc..73e44c1fc4bd 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -322,31 +322,6 @@ int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states, } EXPORT_SYMBOL_GPL(em_dev_register_perf_domain); -/** - * em_register_perf_domain() - Register the Energy Model of a performance domain - * @span : Mask of CPUs in the performance domain - * @nr_states : Number of capacity states to register - * @cb : Callback functions providing the data of the Energy Model - * - * Create Energy Model tables for a performance domain using the callbacks - * defined in cb. - * - * If multiple clients register the same performance domain, all but the first - * registration will be ignored. - * - * Return 0 on success - */ -int em_register_perf_domain(cpumask_t *span, unsigned int nr_states, - struct em_data_callback *cb) -{ - struct device *cpu_dev; - - cpu_dev = get_cpu_device(cpumask_first(span)); - - return em_dev_register_perf_domain(cpu_dev, nr_states, cb, span); -} -EXPORT_SYMBOL_GPL(em_register_perf_domain); - /** * em_dev_unregister_perf_domain() - Unregister Energy Model (EM) for a device * @dev : Device for which the EM is registered