From patchwork Thu Oct 29 16:42:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 310962 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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,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 A6B19C4363A for ; Thu, 29 Oct 2020 16:43:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 520F920FC3 for ; Thu, 29 Oct 2020 16:43:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603989795; bh=pinI95xWUP99dzSPLLOMtjZAp20HyaSQuf5bSlgypKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=rj698GM4WdUt77LDrmZuMWqdVLlZ+s0TsjlKC8ET1zpmUaIOPtm8mx/fJGKzcCAv+ UorEqx0yhf5loCbVYEfJ3/HI35Jh7+pYuBR0FiXZ2o7kVqmLwWQ47O/sqs5RFXxFun AG4buwdvmYgWHtm1vF7rMNDIPfDO/HgRwVUejkfE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726848AbgJ2QnN (ORCPT ); Thu, 29 Oct 2020 12:43:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:51624 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726449AbgJ2QnM (ORCPT ); Thu, 29 Oct 2020 12:43:12 -0400 Received: from localhost.localdomain (adsl-84-226-167-205.adslplus.ch [84.226.167.205]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 04B772151B; Thu, 29 Oct 2020 16:43:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603989791; bh=pinI95xWUP99dzSPLLOMtjZAp20HyaSQuf5bSlgypKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0gJbmqFXkrSakg8xtkvd6xch7tPo/UdXcAvlnOkbsW0vzS89ZcHRByv4xJzwQk5vV GXOIKvjceSZ6fBquCWF/Ee2vD32YSV6ModkPas9QVV4wfQCihPmMo7hqaQ0pa0+uzL uKG36oioclt1Yy7G7mtBBA0+YoI5sTK0Ia1iZNBw= From: Krzysztof Kozlowski To: Pavel Machek , Sakari Ailus , Mauro Carvalho Chehab , Lars-Peter Clausen , Tianshu Qiu , Dongchun Zhu , Shawn Tu , Ricardo Ribalda , Dave Stevenson , Manivannan Sadhasivam , Bingbu Cao , Rui Miguel Silva , Shunqian Zheng , Chiranjeevi Rapolu , Hyungwoo Yang , Wenyou Yang , Hans Verkuil , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [RESEND PATCH 06/25] media: i2c: imx355: simplify getting state container Date: Thu, 29 Oct 2020 17:42:20 +0100 Message-Id: <20201029164239.84240-6-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201029164239.84240-1-krzk@kernel.org> References: <20201029164239.84240-1-krzk@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The pointer to 'struct v4l2_subdev' is stored in drvdata via v4l2_i2c_subdev_init() so there is no point of a dance like: struct i2c_client *client = to_i2c_client(struct device *dev) struct v4l2_subdev *sd = i2c_get_clientdata(client); This allows to remove local variable 'client' and few pointer dereferences. Signed-off-by: Krzysztof Kozlowski --- drivers/media/i2c/imx355.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/media/i2c/imx355.c b/drivers/media/i2c/imx355.c index bed293b60e50..51245e71b411 100644 --- a/drivers/media/i2c/imx355.c +++ b/drivers/media/i2c/imx355.c @@ -1480,8 +1480,7 @@ static int imx355_set_stream(struct v4l2_subdev *sd, int enable) static int __maybe_unused imx355_suspend(struct device *dev) { - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct v4l2_subdev *sd = dev_get_drvdata(dev); struct imx355 *imx355 = to_imx355(sd); if (imx355->streaming) @@ -1492,8 +1491,7 @@ static int __maybe_unused imx355_suspend(struct device *dev) static int __maybe_unused imx355_resume(struct device *dev) { - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct v4l2_subdev *sd = dev_get_drvdata(dev); struct imx355 *imx355 = to_imx355(sd); int ret;