From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 C6B431EA7F4; Mon, 26 Jan 2026 14:01:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769436104; cv=none; b=Ogp0GpgwG+Wm44dU59Aggp6Hu3MJ8h24I7P0rie87dah5fWnJ5DNqwkg1voyA/7Di7VWt9KwmC9jsca5V/zgec5ldsQMG0qqYBGM5G2xAbs1eQt2n9JgZYcQdC5/tJhQPxNF/Mbn6pM+CdNHG2z+0RGVyINcEELHnr8/CLyg+Uc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769436104; c=relaxed/simple; bh=22RF8237uvCNNw+Vgrfmq8nxaV0B4xiccDu6+ja3EMU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=CA3hhLQ6Ka69IKwQQIomWXm/zf+ZO6ANFlaaY56S3kLguS5BHseNm1RYdLN1hOnktHGTDLAv3yYWG5fnFj9/Cq0C84HLMNPgBkvm6z61bqcYVkKNJPA3GY9Fi7HmJy3Xgkk7tuEwVEf5Svh6fK/q8AGMkRQpi+rn0dKIODHd6qA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=PKvpJ32S; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="PKvpJ32S" Received: from [192.168.88.20] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id E15AD12D6; Mon, 26 Jan 2026 15:01:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1769436064; bh=22RF8237uvCNNw+Vgrfmq8nxaV0B4xiccDu6+ja3EMU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=PKvpJ32SqLnDxx3bV4ke8kVNCr61d4QsFJ3Qbn7QAShdWr0NcdNidFp6HWOTqWG12 lqpJc/yc02/ityoxK+bl9Zj36LueUCCX5MC4rYaRH/pJWNeF64My3FRartTPmyqzRh OPvvzOPl0VNyekGwSwf5UoIwUnOtRZ7yVUUVK/cM= Message-ID: <9878845f-c403-492c-a673-90c91472ecc2@ideasonboard.com> Date: Mon, 26 Jan 2026 16:01:36 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 00/15] media: rcar: Streams support To: =?UTF-8?Q?Niklas_S=C3=B6derlund?= Cc: Mauro Carvalho Chehab , Sakari Ailus , linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Mauro Carvalho Chehab , Laurent Pinchart , Jacopo Mondi , Laurent Pinchart References: <20251216-rcar-streams-v4-0-f28b4831cc67@ideasonboard.com> <20251231095739.GA3091492@ragnatech.se> From: Tomi Valkeinen Content-Language: en-US In-Reply-To: <20251231095739.GA3091492@ragnatech.se> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hi, On 31/12/2025 11:57, Niklas Söderlund wrote: > Hi Tomi, > > Thanks for your persistent work on this series! > > On 2025-12-16 17:18:17 +0200, Tomi Valkeinen wrote: >> Add streams support to Renesas rcar platform driver. >> >> The series keaps compatibility with the current upstream for a single >> stream use case. However, in upstream there's a limited custom >> multi-stream support implemented to the rcar driver, which will be >> replaced with the upstream's Streams API. >> >> I have tested this series on Sparrow-Hawk board, with a few different >> setups: >> >> IMX219 connected to the CSI0 connector >> - The following patches applied to my test branch in addition to this >> series: >> 1) The v4l2_subdev_get_frame_desc_passthrough dependency >> 2) Revert of commit e7376745ad5c8548e31d9ea58adfb5a847e017a4 ("media: >> rcar-vin: Fix stride setting for RAW8 formats"), as that commit >> breaks RAW8 > > That is so odd, I do grab RAW8 on V4H with a IMX219. In what way is do > you see RAW8 breaking? I think I found it. It's broken for all formats and resolutions, based on luck: VNIS_REG has the lowest 4 bits always 0. From the doc: "These bits specify the width of the transfer destination memory in 16-pixel unit." We do nothing to comply with that. Tomi