From patchwork Mon Dec 18 17:40:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikhail Rudenko X-Patchwork-Id: 98134 X-Patchwork-Delegate: sakari.ailus@iki.fi Received: from am.mirrors.kernel.org ([147.75.80.249]) by www.linuxtv.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rFHeT-00DNWf-S4 for patchwork@linuxtv.org; Mon, 18 Dec 2023 17:43:38 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 606D11F23424 for ; Mon, 18 Dec 2023 17:43:35 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id AD5C87608C; Mon, 18 Dec 2023 17:41:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Xff4szit" X-Original-To: linux-media@vger.kernel.org Received: from mail-lj1-f170.google.com (mail-lj1-f170.google.com [209.85.208.170]) (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 2F38F7144B; Mon, 18 Dec 2023 17:41:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-lj1-f170.google.com with SMTP id 38308e7fff4ca-2cc690a3712so21501661fa.3; Mon, 18 Dec 2023 09:41:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702921268; x=1703526068; darn=vger.kernel.org; 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=/lcZDt5QGRhe9n/LLDxuh6IIVZbIKKGFKFqVIvYPe3o=; b=Xff4szitaYWeBor/vHoMfDqoUga6kFfxCFtVavBW2qNnhTwNPQkuakCopuNh4/o0Mx aJ8RuJ9i+9+bZ3j4YxsMbh7jq1WaaJVIy6y+rhLZ+mVs6wUxybIj8z83ismvI84ZsQ4y an0Ss8XfXziyKGKKoG7H/s7A3A4JGDLSRhQwp0s42KWwbrHwj/ckZJVo0SVIkjVm3SbK yimKP/cDeTeMiFGHG4TdGP0hJNbfOAiumEb8xNMoxigzd9tSdnimnaU6Msq5yaBIv6ba wlfwTmgVbQXhuq9yh1Bx/s3CkwdFiznydtwUKbWmv+o11eCnxyizxPTzJkhJ6nYENgmQ WTqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702921268; x=1703526068; 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=/lcZDt5QGRhe9n/LLDxuh6IIVZbIKKGFKFqVIvYPe3o=; b=nS39qulgPNrkmM7DU+NVwroJm82ef0QG8/sArfoqz9pHRqh+AsfgylGgSFdZm8y/z1 5965BhKtQiXgXsbngcGzxxdvyVqWRzaReoq/OPoBPsqVWfm1q3EadbCsSSKbI61Y4Jib Oal/yBteQ6px1ps3tDTMkeQlau1qibYQRWd3Own9G+OR0wgGxqNB9dI2CCDq+UrZW2fD XV1C1E/LdFllJ2kkG42b7ZqSY6WMJOwHzmI6WUUXZyN7XujtshocW5hK+VR66uOBOsgF pKClOeKaQ+5SnkZPxwL/50G5LYaVycbnnKBOox27c9jbbhZiT6y8uB3//YUggvQSShOG 44Mg== X-Gm-Message-State: AOJu0YzfFOQdaREyzEBvomdS9sVVQTNPTmMW+tkcvXSoLvj8dKTgJkYs 7dxXn618oiI4Gups4xRUSgCpZJK4L7PFkQ== X-Google-Smtp-Source: AGHT+IFJ7DMdENSn1mXdrbi/Y7ERcM2t2FtjbfFdZg9Evs/GZ/Fr4tWkWnnVSiXj7M98mEb+GPNomQ== X-Received: by 2002:a2e:9857:0:b0:2cc:7c8c:5748 with SMTP id e23-20020a2e9857000000b002cc7c8c5748mr18239ljj.63.1702921267816; Mon, 18 Dec 2023 09:41:07 -0800 (PST) Received: from localhost ([83.149.246.185]) by smtp.gmail.com with ESMTPSA id z5-20020a2ebcc5000000b002cc259a574esm2497812ljp.117.2023.12.18.09.41.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Dec 2023 09:41:07 -0800 (PST) From: Mikhail Rudenko To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Sakari Ailus , Laurent Pinchart , Jacopo Mondi , Tommaso Merciai , Christophe JAILLET , Dave Stevenson , Mauro Carvalho Chehab , Mikhail Rudenko Subject: [PATCH v2 08/20] media: i2c: ov4689: Enable runtime PM before registering sub-device Date: Mon, 18 Dec 2023 20:40:29 +0300 Message-ID: <20231218174042.794012-9-mike.rudenko@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231218174042.794012-1-mike.rudenko@gmail.com> References: <20231218174042.794012-1-mike.rudenko@gmail.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,FREEMAIL_FORGED_FROMDOMAIN=0.001,FREEMAIL_FROM=0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3 autolearn=ham autolearn_force=no As the sensor may be accessible right after its async sub-device is registered, enable runtime PM before doing so. Signed-off-by: Mikhail Rudenko Reviewed-by: Laurent Pinchart --- drivers/media/i2c/ov4689.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c index 501901aad4ae..5300e621ff90 100644 --- a/drivers/media/i2c/ov4689.c +++ b/drivers/media/i2c/ov4689.c @@ -876,19 +876,21 @@ static int ov4689_probe(struct i2c_client *client) goto err_clean_entity; } + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + pm_runtime_idle(dev); + ret = v4l2_async_register_subdev_sensor(sd); if (ret) { dev_err(dev, "v4l2 async register subdev failed\n"); - goto err_clean_subdev; + goto err_clean_subdev_pm; } - pm_runtime_set_active(dev); - pm_runtime_enable(dev); - pm_runtime_idle(dev); - return 0; -err_clean_subdev: +err_clean_subdev_pm: + pm_runtime_disable(dev); + pm_runtime_set_suspended(dev); v4l2_subdev_cleanup(sd); err_clean_entity: media_entity_cleanup(&sd->entity);