From patchwork Thu Jul 13 14:17:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ulf Hansson X-Patchwork-Id: 119945 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:a6b2:0:b0:3e4:2afc:c1 with SMTP id c18csp1871388vqm; Thu, 13 Jul 2023 07:40:38 -0700 (PDT) X-Google-Smtp-Source: APBJJlE9x3PobQMxa77+Rj1wQndhqMXCK35RhAZpYKjjklNEhwGxZ7q3l6QMp528ZQeGCH+yGCmh X-Received: by 2002:a05:6402:690:b0:51d:fa16:ac7e with SMTP id f16-20020a056402069000b0051dfa16ac7emr1838476edy.32.1689259238348; Thu, 13 Jul 2023 07:40:38 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689259238; cv=none; d=google.com; s=arc-20160816; b=xAkCOMb4RVmjssQCHlTgVq5fAkFv+3BUSGqF+YRkfkIfbDEDP6w2EMqvCCO39p/RHC mZk+38LQ9XN5HH0gPxb2NElSJSzaDG6p3H7F1Y2DbVTt6adN52dxEaoEL9kdsHAcn4pU Ca1W559NxgEKcDCyCGjGhMHu6tfZ2FcJmArcYsZVQAtHcHRXdWP/reMZSV2l0We9aUPs B5E7mM43ln5MFWIINUhsQXhuxDtjlA0u1ei+sgHy5xWpgwX6kxZ7BBqVzhe/2Ao5YoTr Yvzz1HYq+WpnE/JNIsmbCw5sjtRNT8DuIrOhcdrlUinScnw6O2ulBKKwWJT4WIc25HK4 E/1g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=XCW60+QKZJEwgQNKCkjT3LLL/G0odRdDq+OVPuDNpv8=; fh=Q2nb2BHvaTFaA+2XRLtqHvemTVNJUuY7C/GNVgf41yw=; b=uuz+cZi1JYnqlYVwgYCQ8gM4NjJ5zXinAt7RKVqyHD+UfHiDo1CF7kB7+vh9eO4CZE poIy2YoUKwvAG6ojSpDqp651Z4aPyq+8DYXypZIVDR45pdlW51DaeT5M8tn945hps4pa VgolygBg3oGZ/NSjPzkcxLZSETUsMIQ1BEtA0LxVR+Tg0cR3wePjY8Yc1K11jbv56e7u qHTKlyju8fKQveMbBYKkrPwEYboZ0/kcZGymIgRQLPQXUqP4AVymtca359hXqpxc4P4W ist4kOiClZfttGxjTetWgbYODyFkEft3hyMkaa0SO+2tosc4yG8UULZVo2PlcTyCCmob AEZA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=oOxWTQL8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id c13-20020aa7c74d000000b0051e339bd28fsi7288718eds.163.2023.07.13.07.40.14; Thu, 13 Jul 2023 07:40:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=oOxWTQL8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 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 S231166AbjGMOSr (ORCPT + 99 others); Thu, 13 Jul 2023 10:18:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235212AbjGMOSN (ORCPT ); Thu, 13 Jul 2023 10:18:13 -0400 Received: from mail-lf1-x136.google.com (mail-lf1-x136.google.com [IPv6:2a00:1450:4864:20::136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40E421BE3 for ; Thu, 13 Jul 2023 07:18:12 -0700 (PDT) Received: by mail-lf1-x136.google.com with SMTP id 2adb3069b0e04-4fb7589b187so1376752e87.1 for ; Thu, 13 Jul 2023 07:18:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1689257890; x=1691849890; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=XCW60+QKZJEwgQNKCkjT3LLL/G0odRdDq+OVPuDNpv8=; b=oOxWTQL84s47HzPwib77Qkzsk0IUI6gsDA6gu4jy0Yi+N8ICwlsvxW3n48T0+dpvad +LS59ztXwWyAgcVThqitorScRIRWebmtctZCKl1/oprdbAy0u060M6pLsWLzw7sXDQ1u TZrF8pAxZ152VQlX/QZqxOgHre1rwjtsa31dvqY8h8Cge6iJER9gvbA78oChr+XqUY2t P+6Gt760N4T+lcazbAhV2N/HpewowrkJHHJuisYZQBWJeK5VKKBbVxrYs/VomTaZn8Cc JQfo0XldJbMVoHeTv1pXCF+RdgeDNE6I0D6eOi0KZ++EsX9OtZj1bayKgar/03HsJa/S ogGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689257890; x=1691849890; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XCW60+QKZJEwgQNKCkjT3LLL/G0odRdDq+OVPuDNpv8=; b=av8PvszsF9x1vPFKzanLBmhQBhvLPE9tiUDKrgXOmcT6AvZuXNXAylQnoFlu2zc6BR w4zTe53UtwCQIUgMRgf9QUgFBjGcAjizfdSnkifIgtO2fyCjziJopvqItMZTDS2W0vTu Ej5j0pb2kNqtlOULFY1PRX4ZacU8jN+6rGXXz+NRNw6hH7N8t8vUc6cfpvEaIhhoDifT 2sZYUG3ZjLsuFmjwU+myH8oO1+RY+3DVZXtaTEqfq2iBx3VPFsM1u0Hyv7NNvTdeCntz sOKtwzc1rPZ/vmwXjXD40UfWJVRElG+GBfmHzvH1qXAPZANjNYtRL+1CRQ2WIlsq7A5Z bhgA== X-Gm-Message-State: ABy/qLYZCmygDR+IneJQ4wnNnMZ9i1jG8/tudhTLNHg+rtpSFsfdIlUx Y2sQoUaYi0Yrc9VuUl3LggIPfA== X-Received: by 2002:ac2:58e9:0:b0:4f8:7528:50b5 with SMTP id v9-20020ac258e9000000b004f8752850b5mr1225250lfo.14.1689257890294; Thu, 13 Jul 2023 07:18:10 -0700 (PDT) Received: from uffe-tuxpro14.. (h-94-254-63-18.NA.cust.bahnhof.se. [94.254.63.18]) by smtp.gmail.com with ESMTPSA id w28-20020ac2599c000000b004fb759964a9sm1132426lfn.168.2023.07.13.07.18.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jul 2023 07:18:09 -0700 (PDT) From: Ulf Hansson To: Sudeep Holla , Cristian Marussi , Viresh Kumar , Nishanth Menon , Stephen Boyd Cc: Nikunj Kela , Prasad Sodagudi , Alexandre Torgue , Ulf Hansson , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 01/11] firmware: arm_scmi: Extend perf protocol ops to get number of domains Date: Thu, 13 Jul 2023 16:17:28 +0200 Message-Id: <20230713141738.23970-2-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230713141738.23970-1-ulf.hansson@linaro.org> References: <20230713141738.23970-1-ulf.hansson@linaro.org> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771316694910777516 X-GMAIL-MSGID: 1771316694910777516 Similar to other protocol ops, it's useful for an scmi module driver to get the number of supported performance domains, hence let's make this available by adding a new perf protocol callback. Note that, a user is being added from subsequent changes. Signed-off-by: Ulf Hansson --- Changes in v2: - None. --- drivers/firmware/arm_scmi/perf.c | 8 ++++++++ include/linux/scmi_protocol.h | 2 ++ 2 files changed, 10 insertions(+) diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c index ecf5c4de851b..cf7f0de4d6db 100644 --- a/drivers/firmware/arm_scmi/perf.c +++ b/drivers/firmware/arm_scmi/perf.c @@ -333,6 +333,13 @@ scmi_perf_describe_levels_get(const struct scmi_protocol_handle *ph, u32 domain, return ret; } +static int scmi_perf_num_domains_get(const struct scmi_protocol_handle *ph) +{ + struct scmi_perf_info *pi = ph->get_priv(ph); + + return pi->num_domains; +} + static int scmi_perf_mb_limits_set(const struct scmi_protocol_handle *ph, u32 domain, u32 max_perf, u32 min_perf) { @@ -687,6 +694,7 @@ scmi_power_scale_get(const struct scmi_protocol_handle *ph) } static const struct scmi_perf_proto_ops perf_proto_ops = { + .num_domains_get = scmi_perf_num_domains_get, .limits_set = scmi_perf_limits_set, .limits_get = scmi_perf_limits_get, .level_set = scmi_perf_level_set, diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index e6fe4f73ffe6..71b39cbbdace 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -101,6 +101,7 @@ struct scmi_clk_proto_ops { * struct scmi_perf_proto_ops - represents the various operations provided * by SCMI Performance Protocol * + * @num_domains_get: gets the number of supported performance domains * @limits_set: sets limits on the performance level of a domain * @limits_get: gets limits on the performance level of a domain * @level_set: sets the performance level of a domain @@ -120,6 +121,7 @@ struct scmi_clk_proto_ops { * or in some other (abstract) scale */ struct scmi_perf_proto_ops { + int (*num_domains_get)(const struct scmi_protocol_handle *ph); int (*limits_set)(const struct scmi_protocol_handle *ph, u32 domain, u32 max_perf, u32 min_perf); int (*limits_get)(const struct scmi_protocol_handle *ph, u32 domain,