From patchwork Thu Mar 9 14:07:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Marussi X-Patchwork-Id: 13167522 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 231FCC61DA4 for ; Thu, 9 Mar 2023 14:12:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6UP6rLsbfvV1xyXSeZL69umaiDCYf/iGIMFYhCxbD70=; b=pgL8qocJhI9Eta NHwb9PubqPpAZxyxiDzAQYIM2QSSgpL8GZDsQVf/6XNkMXAW7yPifLJuxp08Wy3Dnv/sH7KmkZHXM y/AdsXIUq1x4Lz+d2ir9zeMeR1kwbZ6XWYgcYfTYQo10zYCdg5opCNglN5ixgfktpPbHfdX4jYEn2 tKr2d7kZhIuPJSRAK109XcwnQo58bKFSNz7ezpUfWBeMCwy1evxGRqAOaPB1flr3VzbwonDVwc2dW ZSHFwt+qBXhquEmYNpOEWtQGOhSgvIIe/Mz8ved/qyO2cc55osqjwEpzlEBy9MbFA0e+KcU7LP5sR Aa2OQS4eOvVStky83ybg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1paGyx-00AO1q-EV; Thu, 09 Mar 2023 14:10:59 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1paGvy-00AMbL-Gj for linux-arm-kernel@lists.infradead.org; Thu, 09 Mar 2023 14:07:57 +0000 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 68D3AFEC; Thu, 9 Mar 2023 06:08:34 -0800 (PST) Received: from e120937-lin.. (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E84BF3F5A1; Thu, 9 Mar 2023 06:07:48 -0800 (PST) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, tarek.el-sherbiny@arm.com, nicola.mazzucato@arm.com, souvik.chakravarty@arm.com, wleavitt@marvell.com, wbartczak@marvell.com, Cristian Marussi , "Rafael J. Wysocki" Subject: [PATCH v2 3/3] powercap: arm_scmi: Add support for disabling powercaps on a zone Date: Thu, 9 Mar 2023 14:07:24 +0000 Message-Id: <20230309140724.2152712-4-cristian.marussi@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230309140724.2152712-1-cristian.marussi@arm.com> References: <20230309140724.2152712-1-cristian.marussi@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230309_060754_656165_8B8D257D X-CRM114-Status: UNSURE ( 8.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support to disable/enable powercapping on a zone. Cc: "Rafael J. Wysocki" Signed-off-by: Cristian Marussi Acked-by: Rafael J. Wysocki --- drivers/powercap/arm_scmi_powercap.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/powercap/arm_scmi_powercap.c b/drivers/powercap/arm_scmi_powercap.c index 05d0e516176a..5231f6d52ae3 100644 --- a/drivers/powercap/arm_scmi_powercap.c +++ b/drivers/powercap/arm_scmi_powercap.c @@ -70,10 +70,26 @@ static int scmi_powercap_get_power_uw(struct powercap_zone *pz, return 0; } +static int scmi_powercap_zone_enable_set(struct powercap_zone *pz, bool mode) +{ + struct scmi_powercap_zone *spz = to_scmi_powercap_zone(pz); + + return powercap_ops->cap_enable_set(spz->ph, spz->info->id, mode); +} + +static int scmi_powercap_zone_enable_get(struct powercap_zone *pz, bool *mode) +{ + struct scmi_powercap_zone *spz = to_scmi_powercap_zone(pz); + + return powercap_ops->cap_enable_get(spz->ph, spz->info->id, mode); +} + static const struct powercap_zone_ops zone_ops = { .get_max_power_range_uw = scmi_powercap_get_max_power_range_uw, .get_power_uw = scmi_powercap_get_power_uw, .release = scmi_powercap_zone_release, + .set_enable = scmi_powercap_zone_enable_set, + .get_enable = scmi_powercap_zone_enable_get, }; static void scmi_powercap_normalize_cap(const struct scmi_powercap_zone *spz,