From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f52.google.com (mail-wm1-f52.google.com [209.85.128.52]) (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 B172A3FC3 for ; Sun, 12 Sep 2021 20:09:39 +0000 (UTC) Received: by mail-wm1-f52.google.com with SMTP id r128-20020a1c4486000000b003065f0bc631so760129wma.0 for ; Sun, 12 Sep 2021 13:09:39 -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=mJdQKdvw/T1WHD6bQEjVMmBbN7DaWLQ8lzGUjo1vlIU+1gEWKCVQWRn15g/gnhI8W5 d2pStakMymWHTlgQZEJHbhgK7eIg/4Z+gQ1F1i8DAkWUmGISTIcu5/80zCjHmEb8+e8y ODX+Ol6dM5QbrfOAs1Ajm/+NiMAlCsnZjSritBeeQfqYaEaZSvmlUbCmovGhHren2/dS tV8Fm+3jKIXee5Yg+FuL2/hKt3ljmIbae8PatNYP9JAdrpNquETwVaTVy5uDSMdwlNWd FZr+634a/OJXxW5Jx8TJnOhM2IWEVvUwyJg8neySduMfcuUOEaOSwCWfy9EUg59oTHhR 2zyw== 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=C3zwSCZJhoKkQgM2kSWxWLIqhLT9ArInIpVTRyUDk/20vY22CGUorn3oxkiPfZ+zfw 8EQtRX80Tq1VHbRF8XsZBSP8I4xy8SIQulqFu5Y+UolbiGNUB9aNP8H1K79knjPG59T6 /yxko/3YipAY3+yEojpYaJVLDdlG282CsypXa14cWb7vSBDjE0/YXE95wXbfVBjECa3m y63wlw6JCdC9+KB+AZnO/z+ekp5HSsOjE5/h9s+TcoVywlCBodi66Nf3fBT/I+4Xn+xA bUKPi57uM+s6wx7MK8yNkl66TsyXNXQ6Izt3R69Uo5lHTJx7ttUt6FyNa2yRyGG+pNrS D2XQ== X-Gm-Message-State: AOAM531Q9rLG67JpmHKLYmgJ71zMRGbE8dozQ1ewUzCa4NyjdTRw2lE4 FXovtejXYTSCRi/i51LLdcg= X-Google-Smtp-Source: ABdhPJwk0yn5bxHilmKllDmuRSmM3W8zuYlcPQEH5ywYTDKziHKI7nEbRLuXvtmZG0hMnn6QbSlSww== X-Received: by 2002:a1c:ed13:: with SMTP id l19mr8072480wmh.48.1631477378162; Sun, 12 Sep 2021 13:09:38 -0700 (PDT) Received: from localhost.localdomain (46-138-83-36.dynamic.spd-mgts.ru. [46.138.83.36]) by smtp.gmail.com with ESMTPSA id v10sm5463476wrg.15.2021.09.12.13.09.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Sep 2021 13:09:37 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , 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-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v11 02/34] soc/tegra: Add devm_tegra_core_dev_init_opp_table_common() Date: Sun, 12 Sep 2021 23:08:00 +0300 Message-Id: <20210912200832.12312-3-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210912200832.12312-1-digetx@gmail.com> References: <20210912200832.12312-1-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