From patchwork Thu Sep 14 18:16:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 13385773 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F22FAEEAA61 for ; Thu, 14 Sep 2023 18:17:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241255AbjINSRa (ORCPT ); Thu, 14 Sep 2023 14:17:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241166AbjINSR3 (ORCPT ); Thu, 14 Sep 2023 14:17:29 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 73C091FD5 for ; Thu, 14 Sep 2023 11:17:25 -0700 (PDT) Received: from pendragon.ideasonboard.com (213-243-189-158.bb.dnainternet.fi [213.243.189.158]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 6D8ED2D14; Thu, 14 Sep 2023 20:15:51 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1694715351; bh=2Is+Kte5Nw86T+C7O35XDfvnrUBbOZJpd8p+HOnJOlk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I8qvYO8Chi2ofbe2/LNQu8y+e611ijOAY1698swFNZijCYWXTz56ePPxXR8qlTFdJ qIoIv1LkJEF8zQmAfBVkKPSiVkZ7rqfVFmgVT+f/KwCYcOcb34LQUrHcwFik0JsMMM 4+EgallE3ZOlnth5dbbBke3PyARcJg8bFqj7soCE= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: Sakari Ailus , Mikhail Rudenko , Dave Stevenson , Jacopo Mondi Subject: [PATCH 23/57] media: i2c: ov5647: Drop check for reentrant .s_stream() Date: Thu, 14 Sep 2023 21:16:30 +0300 Message-ID: <20230914181704.4811-24-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230914181704.4811-1-laurent.pinchart@ideasonboard.com> References: <20230914181704.4811-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The subdev .s_stream() operation shall not be called to start streaming on an already started subdev, or stop streaming on a stopped subdev. Remove the check that guards against that condition. The streaming field of the driver's private structure is now unused, drop it as well. Signed-off-by: Laurent Pinchart --- drivers/media/i2c/ov5647.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/media/i2c/ov5647.c b/drivers/media/i2c/ov5647.c index 8de398423b7c..dcfe3129c63a 100644 --- a/drivers/media/i2c/ov5647.c +++ b/drivers/media/i2c/ov5647.c @@ -109,7 +109,6 @@ struct ov5647 { struct v4l2_ctrl *hblank; struct v4l2_ctrl *vblank; struct v4l2_ctrl *exposure; - bool streaming; }; static inline struct ov5647 *to_sensor(struct v4l2_subdev *sd) @@ -898,10 +897,6 @@ static int ov5647_s_stream(struct v4l2_subdev *sd, int enable) int ret; mutex_lock(&sensor->lock); - if (sensor->streaming == enable) { - mutex_unlock(&sensor->lock); - return 0; - } if (enable) { ret = pm_runtime_resume_and_get(&client->dev); @@ -922,7 +917,6 @@ static int ov5647_s_stream(struct v4l2_subdev *sd, int enable) pm_runtime_put(&client->dev); } - sensor->streaming = enable; mutex_unlock(&sensor->lock); return 0;