From patchwork Mon Sep 21 16:23:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11790461 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0543A618 for ; Mon, 21 Sep 2020 16:26:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFD7D2388E for ; Mon, 21 Sep 2020 16:26:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600705574; bh=YbK26+40+aENNAzx3osF0zjddIp1A4i9qTn5YRHX8ZE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=LDqNuWoxhk/Ky6qcRa+JZF/vvp3KR0PW7jaSqCUtFvi6ZHIxZhJgvVcZa9dztcH20 8+EMQMtTXnyLmp8PFu521+qICRi2rF3UeGSS8dBtrlZH8UR+YeITPX4p/8SL+W2vdE 0AQIabZjA7UFfS/XiDytWggIEyDgfHVL0nMyPy5I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728132AbgIUQ0L (ORCPT ); Mon, 21 Sep 2020 12:26:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:52794 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726795AbgIUQ0L (ORCPT ); Mon, 21 Sep 2020 12:26:11 -0400 Received: from localhost.localdomain (unknown [194.230.155.191]) (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 54838235FD; Mon, 21 Sep 2020 16:25:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600705571; bh=YbK26+40+aENNAzx3osF0zjddIp1A4i9qTn5YRHX8ZE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=U9GP/rkft97HA/vQWJTghMTsrXsAcEz6tiBOeEB5YomH/L+EIupz0B+ciavp2I3Oi CJQIcs5xk6w9rdvjYyxapR4+H7Mm8xD3kQbpDXPaKCDWM6o3sQrfwMKDgJgyOWn7St PeM3EpqDE3Josm2DoXHQ1wYl8oJbtxUFMDA9Cgzw= 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 , Marco Felsch , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH 16/25] media: i2c: ov2680: simplify getting state container Date: Mon, 21 Sep 2020 18:23:33 +0200 Message-Id: <20200921162342.7348-16-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200921162342.7348-1-krzk@kernel.org> References: <20200921162342.7348-1-krzk@kernel.org> 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/ov2680.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/media/i2c/ov2680.c b/drivers/media/i2c/ov2680.c index 59cdbc33658c..178dfe985a25 100644 --- a/drivers/media/i2c/ov2680.c +++ b/drivers/media/i2c/ov2680.c @@ -1111,8 +1111,7 @@ static int ov2680_remove(struct i2c_client *client) static int __maybe_unused ov2680_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 ov2680_dev *sensor = to_ov2680_dev(sd); if (sensor->is_streaming) @@ -1123,8 +1122,7 @@ static int __maybe_unused ov2680_suspend(struct device *dev) static int __maybe_unused ov2680_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 ov2680_dev *sensor = to_ov2680_dev(sd); int ret;