From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 24AB42F2E for ; Mon, 23 Jan 2023 12:54:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1674478490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ux65GStCeAew4a3cSv+T3zcur6vR+wMMsnHBzcd+Bzw=; b=REinB6QZU5Mo1wEd5WnsrzXLPmeGrP80c7PH2FJWGAJUWo5VtouhODjvb4mqQukn4Tg1DB uGqe9+eVh2Dm2yQxdd9Oft6slG/fS/lwi+RU7VRZfivTb8RJm8BLvmrLNEXUGOcIpZh9XU YxUmt/FjO5iUFU+nF8Dn1yAr/2rISYI= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-517-biGOmFAbPDe3qG2SqXWpFA-1; Mon, 23 Jan 2023 07:54:47 -0500 X-MC-Unique: biGOmFAbPDe3qG2SqXWpFA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 9210488B7A0; Mon, 23 Jan 2023 12:54:46 +0000 (UTC) Received: from x1.localdomain.com (unknown [10.39.194.13]) by smtp.corp.redhat.com (Postfix) with ESMTP id 37F1AC15BAD; Mon, 23 Jan 2023 12:54:44 +0000 (UTC) From: Hans de Goede To: Mauro Carvalho Chehab , Sakari Ailus Cc: Hans de Goede , Tsuchiya Yuto , Andy Shevchenko , Yury Luneff , Nable , andrey.i.trufanov@gmail.com, Fabio Aiuto , linux-media@vger.kernel.org, linux-staging@lists.linux.dev Subject: [PATCH 53/57] media: atomisp: ov2722: Don't take the input_lock for try_fmt calls. Date: Mon, 23 Jan 2023 13:52:01 +0100 Message-Id: <20230123125205.622152-54-hdegoede@redhat.com> In-Reply-To: <20230123125205.622152-1-hdegoede@redhat.com> References: <20230123125205.622152-1-hdegoede@redhat.com> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 On ov2722_set_fmt() calls with format->which == V4L2_SUBDEV_FORMAT_TRY, ov2722_set_fmt() does not talk to the sensor, so there is no need to lock the dev->input_lock mutex in this case. Signed-off-by: Hans de Goede --- drivers/staging/media/atomisp/i2c/atomisp-ov2722.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c index 83d036b5d772..e09c80d1f9ec 100644 --- a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c +++ b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c @@ -651,7 +651,6 @@ static int ov2722_set_fmt(struct v4l2_subdev *sd, if (!ov2722_info) return -EINVAL; - mutex_lock(&dev->input_lock); res = v4l2_find_nearest_size(ov2722_res_preview, ARRAY_SIZE(ov2722_res_preview), width, height, fmt->width, fmt->height); @@ -665,10 +664,10 @@ static int ov2722_set_fmt(struct v4l2_subdev *sd, fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; if (format->which == V4L2_SUBDEV_FORMAT_TRY) { sd_state->pads->try_fmt = *fmt; - mutex_unlock(&dev->input_lock); return 0; } + mutex_lock(&dev->input_lock); dev->pixels_per_line = dev->res->pixels_per_line; dev->lines_per_frame = dev->res->lines_per_frame; -- 2.39.0