From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f50.google.com (mail-lf1-f50.google.com [209.85.167.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 29A8B3FC0 for ; Mon, 20 Sep 2021 18:12:02 +0000 (UTC) Received: by mail-lf1-f50.google.com with SMTP id g41so38684652lfv.1 for ; Mon, 20 Sep 2021 11:12:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=b3yXsdmsWJbu2CaukGByuPBPrpPUHlzf8e1vIPRsAi8=; b=mSz7uU/bRRInYFwuM8f6B84EvUoksh7ddPhtlASBvZ85dgMc6wSlwy9SyUr71eh6Fl 8aF/ejqZiLi8ozfYp9/gUV4vYRxtIvgQjgPnZXtQL7Y+v9G9Y+cAaoQ21eYKgU3RZGA1 UOWbjyklkTrEUyaLSLrxbDkrvqYVMR0YBcW59uTVr7/Ot83fYGy4c+QiJj/Xy92xKSgB EfV5X85nt0Citt1qMKvG2qkwPH6VuQN5kOywq4zIlYwPZtXGr+a27VopPVnjFYxmMedy 4bzfzsT9EaigD80tFXxFOEytgM+rMwHIS7FkhnwqO0rdhVONYqcKyeIkWnAmXAWihsxB g4eQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=b3yXsdmsWJbu2CaukGByuPBPrpPUHlzf8e1vIPRsAi8=; b=Z9tPTyObvWEZhLLuq0j/5nEpf46xZ2zmnJ975DrLlJiPL2bw1CJ9qvIqMeykkBqZa+ Y0vvIoGyNuwQfenDqBPc7IIHGmDuAqcALAd2GkLy79cYtZqLQCvy35a/gJ4sSRmmBZWs /Hai5I8D+ymu/KGNSpVJvn66SCrQAvad5BszIBsTUof0wFfj5nCfaiTN6sXIhMxlQwGO 0Dsu2mZ57UjUKDXifwbBUkBKhInk0L2jFouBesu4Cs8JpwJRd7GqIf/UxK4N+XIlrxv6 69psVukVDXeOv+gAAX313tRPJPT2OsaccHNoEXU2UvNAIt0EAdtCZq3hOZo1kmAT7Y8T wcbA== X-Gm-Message-State: AOAM532CdAVYHEgXYkMfZDqd1XiP/5J4vorFY1abVv4TrS41+xY5tNyQ aqCT041nLltv5VA8fd6Zv/M= X-Google-Smtp-Source: ABdhPJyyop5T5u9zSJ7UMIl5EYQj77IA6sm5fQ8onwEgRAuSRlsCeH7gqEyvDQr6Gg0QHhoOer317g== X-Received: by 2002:a05:6512:3a82:: with SMTP id q2mr20094513lfu.543.1632161520309; Mon, 20 Sep 2021 11:12:00 -0700 (PDT) Received: from localhost.localdomain (46-138-151-206.dynamic.spd-mgts.ru. [46.138.151.206]) by smtp.gmail.com with ESMTPSA id u3sm1775677lju.107.2021.09.20.11.11.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Sep 2021 11:12:00 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Lee Jones , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Nishanth Menon , Adrian Hunter , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-pwm@vger.kernel.org, linux-mmc@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Mark Brown , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Mauro Carvalho Chehab , David Heidelberg Subject: [PATCH v12 02/35] soc/tegra: Add devm_tegra_core_dev_init_opp_table_common() Date: Mon, 20 Sep 2021 21:11:12 +0300 Message-Id: <20210920181145.19543-3-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210920181145.19543-1-digetx@gmail.com> References: <20210920181145.19543-1-digetx@gmail.com> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Only couple drivers need to get the -ENODEV error code and majority of drivers need to explicitly initialize the performance state. Add new common helper which sets up OPP table for these drivers. Signed-off-by: Dmitry Osipenko --- include/soc/tegra/common.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/include/soc/tegra/common.h b/include/soc/tegra/common.h index af41ad80ec21..5b4a042f60fb 100644 --- a/include/soc/tegra/common.h +++ b/include/soc/tegra/common.h @@ -39,4 +39,28 @@ devm_tegra_core_dev_init_opp_table(struct device *dev, } #endif +/* + * This function should be invoked with the enabled runtime PM of the device + * in order to initialize performance state properly. Most of Tegra devices + * are assumed to be suspended at a probe time and GENPD require RPM to be + * enabled to set up the rpm-resume state, otherwise device is active and + * performance state is applied immediately. Note that it will initialize + * OPP bandwidth if it's wired in a device-tree for this device, which is + * undesirable for a suspended device. + */ +static inline int +devm_tegra_core_dev_init_opp_table_common(struct device *dev) +{ + struct tegra_core_opp_params opp_params = {}; + int err; + + opp_params.init_state = true; + + err = devm_tegra_core_dev_init_opp_table(dev, &opp_params); + if (err != -ENODEV) + return err; + + return 0; +} + #endif /* __SOC_TEGRA_COMMON_H__ */ -- 2.32.0