From patchwork Thu May 6 15:23:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 432352 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 326B4C433ED for ; Thu, 6 May 2021 15:24:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1AF5E613C7 for ; Thu, 6 May 2021 15:24:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235412AbhEFPZM (ORCPT ); Thu, 6 May 2021 11:25:12 -0400 Received: from mail.kernel.org ([198.145.29.99]:38280 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235219AbhEFPYd (ORCPT ); Thu, 6 May 2021 11:24:33 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D232361423; Thu, 6 May 2021 15:23:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620314610; bh=nHZL/8LfEY59F+jSTZXbI5IsJhAvjS0xN6pbKcv/Zf0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vCnzn3EefAS6OJ0ojXlBof9/Um+5ehG6wridu2MaMlanV/rl/YYLLNH0U5ilUDkwN f+ETGwD2Eyyj3YN5amOJb4V+MJEgRiMJPuKa5wOplwc10wWd9dMTHqJWvWcGUyqQtP +zxm+41R3ukVSAAuoY/kYwMOtyGzJBhx8UjM04KXXZ1uB7gp6bc3T6nbCg3z0cV/GP LHI2BxYqoNLU+XJ8P5AH8fSzj08J2jYm2Y1mGUIvYyBkkdFtBAriqHROVJhsIAKPJU vCwABEEhqBdHQptJrG+u0PRT/dDvr7QkWYoE73VIPJ9x7x9as2fwPFCyLoi7tF1gFT q8aU1KzCSgpzg== Received: by mail.kernel.org with local (Exim 4.94.2) (envelope-from ) id 1lefqb-000RwM-0k; Thu, 06 May 2021 17:23:29 +0200 From: Mauro Carvalho Chehab Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , "Gustavo A. R. Silva" , Chuhong Yuan , Hans Verkuil , Jacopo Mondi , Krzysztof Kozlowski , Marco Felsch , Mauro Carvalho Chehab , Sakari Ailus , Zhang Xiaoxu , linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH v5 28/30] media: i2c: tvp5150: use pm_runtime_resume_and_get() Date: Thu, 6 May 2021 17:23:24 +0200 Message-Id: X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Sender: Mauro Carvalho Chehab To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter") added pm_runtime_resume_and_get() in order to automatically handle dev->power.usage_count decrement on errors. Use the new API, in order to cleanup the error check logic. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/i2c/tvp5150.c | 16 +++------------- 1 file changed, 3 insertions(+), 13 deletions(-) diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index e26e3f544054..374a9da75e4d 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -1448,11 +1448,9 @@ static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable) TVP5150_MISC_CTL_CLOCK_OE; if (enable) { - ret = pm_runtime_get_sync(sd->dev); - if (ret < 0) { - pm_runtime_put_noidle(sd->dev); + ret = pm_runtime_resume_and_get(sd->dev); + if (ret < 0) return ret; - } tvp5150_enable(sd); @@ -1675,15 +1673,7 @@ static int tvp5150_registered(struct v4l2_subdev *sd) static int tvp5150_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) { - int ret; - - ret = pm_runtime_get_sync(sd->dev); - if (ret < 0) { - pm_runtime_put_noidle(sd->dev); - return ret; - } - - return 0; + return pm_runtime_resume_and_get(sd->dev); } static int tvp5150_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)