From patchwork Thu Sep 14 18:16:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 722854 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 2B9E9EEAA60 for ; Thu, 14 Sep 2023 18:17:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240973AbjINSRH (ORCPT ); Thu, 14 Sep 2023 14:17:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49242 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240986AbjINSRG (ORCPT ); Thu, 14 Sep 2023 14:17:06 -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 51F9C1FFB for ; Thu, 14 Sep 2023 11:17:02 -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 4F6D431B9; Thu, 14 Sep 2023 20:15:28 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1694715328; bh=uDieWirAyYMtOJlA7QBV667p/ZMMj2M6SWqu1Sja1VQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u9i6QzghQ7xNAnrdpWxp2wFUCMCDIDkVNHJ0sYflg1WJ+0qY32/jMSnhaynT3h5rG Jjjyt8+edpTD7hoA3oLGeOg1ERNHty+m9DSRKxbaTzknDdl5NjkY46XA2/coM0jOfY EivNW+J6wFctVDQigeVzNYbWMHZyOa3jvtIdqSrU= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: Sakari Ailus Subject: [PATCH 07/57] media: i2c: imx258: Drop check for reentrant .s_stream() Date: Thu, 14 Sep 2023 21:16:14 +0300 Message-ID: <20230914181704.4811-8-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. Signed-off-by: Laurent Pinchart --- drivers/media/i2c/imx258.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c index e196565e846e..4be0422b7cda 100644 --- a/drivers/media/i2c/imx258.c +++ b/drivers/media/i2c/imx258.c @@ -1035,10 +1035,6 @@ static int imx258_set_stream(struct v4l2_subdev *sd, int enable) int ret = 0; mutex_lock(&imx258->mutex); - if (imx258->streaming == enable) { - mutex_unlock(&imx258->mutex); - return 0; - } if (enable) { ret = pm_runtime_resume_and_get(&client->dev);