From patchwork Thu Feb 7 04:35:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 10800359 X-Patchwork-Delegate: viresh.linux@gmail.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9B47813A4 for ; Thu, 7 Feb 2019 04:35:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8C8F92AA5A for ; Thu, 7 Feb 2019 04:35:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 809742C2A6; Thu, 7 Feb 2019 04:35:54 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3BAD72AA5A for ; Thu, 7 Feb 2019 04:35:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726716AbfBGEfx (ORCPT ); Wed, 6 Feb 2019 23:35:53 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:43508 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726642AbfBGEfx (ORCPT ); Wed, 6 Feb 2019 23:35:53 -0500 Received: by mail-pg1-f195.google.com with SMTP id v28so3948480pgk.10; Wed, 06 Feb 2019 20:35:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=SwDO0i0fqjqyoIRgY+ZZt4h4DIJn4R+h9rsWoZMPFOI=; b=nHFw2PTVUy1Sx0YeTr9HJlN5G33yvDjfTY8op5lWut+MZCs5wvYFXcCE/7f/bq3333 k+q9HBnjN6FgBNAy+3WglIbrvB0k/dxGH12H2Aeh9Pr/taJ9/uCkGMGX9/wsT1Y4skE9 /UTxMBZG7iBZuyAUb8ebwEk1oJFNV6kZe1yirbClSBmTet3x0V6LPImkea3wFhDp/612 BdebUzh1qeR4eQWxCPE6lUjNjZ2sVBaaGYythBQYywZJGgRLWmXWF6xmTR6ljr2rYAJ8 9/HJbNq4BIbCF7oeQrsKuD1lYBV7gsfaW4Pt1Er+MYEr3fqfsGYEP3FYRzRbGGWHFoJV ATaw== 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; bh=SwDO0i0fqjqyoIRgY+ZZt4h4DIJn4R+h9rsWoZMPFOI=; b=Jlsf8v7SchKQTx2iLXgUjk/1kLD1b6QGjCnI30xW8wUjquBybc3j/jG2zHAyffBCTO Fq7wMwUYNe+bo0nLazLaeXDWCPtlfcrb0BpvCy/0Cd/Nx0zdFJSjx1YY+NqnPkSioEpv eEE03C4O2IIo3z7aa8PGGg10ivOMc+/iHZkaDNUr0VDSIc2oFGLLLw2GoG1qVns64vJo IUnkwNsC7GY3kx98X+F//hwbiDgFu8DDrfAiakAAqb9tOI876cHb3O8pjnG0vo0ZGFkh 7WLg1N0SQLUwJIFz4mG+YNzkqXUXlFenCp/zsjsqlukL5xoFsUYUT842k/wB0wjQFsYO Ezdg== X-Gm-Message-State: AHQUAuZ//pyUvfDJwdxJYFFAAlOzYHVT4qQMQWKsGF0EH/uMRxkUM93O uErRWrYErAKy8+6e2arnVFI= X-Google-Smtp-Source: AHgI3IZw7JLGYm1pzmFGeCDC9vDGAb6bOjeezw3FSLgusAoQZZgpOluBLLqihTGL+WrOe6M1SOVXHg== X-Received: by 2002:a63:e309:: with SMTP id f9mr9662450pgh.280.1549514152799; Wed, 06 Feb 2019 20:35:52 -0800 (PST) Received: from localhost (68.168.130.77.16clouds.com. [68.168.130.77]) by smtp.gmail.com with ESMTPSA id b68sm11436236pfg.160.2019.02.06.20.35.52 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 06 Feb 2019 20:35:52 -0800 (PST) From: Yangtao Li To: khilman@kernel.org, rjw@rjwysocki.net, viresh.kumar@linaro.org, quentin.perret@arm.com, linux-kernel@vger.kernel.org Cc: linux-omap@vger.kernel.org, linux-pm@vger.kernel.org, Yangtao Li Subject: [PATCH 2/2] cpufreq: OMAP: Register an Energy Model Date: Wed, 6 Feb 2019 23:35:50 -0500 Message-Id: <20190207043550.3890-1-tiny.windzz@gmail.com> X-Mailer: git-send-email 2.17.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Try and register an Energy Model from omap-cpufreq.c to allow interested subsystems like the task scheduler to use the provided information. Signed-off-by: Yangtao Li --- drivers/cpufreq/omap-cpufreq.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c index 71e81bbf031b..68052b74d28f 100644 --- a/drivers/cpufreq/omap-cpufreq.c +++ b/drivers/cpufreq/omap-cpufreq.c @@ -133,8 +133,10 @@ static int omap_cpu_init(struct cpufreq_policy *policy) /* FIXME: what's the actual transition time? */ result = cpufreq_generic_init(policy, freq_table, 300 * 1000); - if (!result) + if (!result) { + dev_pm_opp_of_register_em(policy->cpus); return 0; + } freq_table_free(); fail: