From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 E8783130E58; Wed, 25 Sep 2024 20:34:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727296467; cv=none; b=ri428YPRq0ThWWuLAoNZAxHXzkRYqmPqpS5vdrzHZ2i0euCZAvis7eLxz+tZilp4d4wiuH7pdJU/f5+zlmAsqxynTGYFmwAUuI5DeGJ663Y/64YBNfhxO3hzsjmN05ivtnxPu779PS/vlo0NBgUuBiC4HTroUlKzxY9NWP4kB5c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727296467; c=relaxed/simple; bh=m5R3GPQSy0bIi+Po10NtET+RQXjn0TLy6x7dDFzvlRY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=OSlBtylvJRbuywT6uiHJyT+B64q4Cl0kzDoN1Sb2gokdIK4iCoLQTZqmGL1EUSdSz2lVb8P9KVgRdsIXDWRBQGfL8zuQyf4cS/waw0qwKltr0EZEbkw4xTuHe9DvJf7HUe05dopUDLnl3grF2uqGVm6JU4cG02KQ7XLcpB5EisY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Vor6ORfe; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Vor6ORfe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 94419C4CEC3; Wed, 25 Sep 2024 20:34:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727296466; bh=m5R3GPQSy0bIi+Po10NtET+RQXjn0TLy6x7dDFzvlRY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Vor6ORfefnzPPs91Iul7OTslbva5DV5b26gdWDhUQtr2jcwa5zvdcAOBIjv0s4iYB NV6J4KD+SwPnu1m82IHr9NUYh/tSoV5RqA9T2RB0C5bogOSUvVJhhtxV4AzkhxE6HU z6UgEhpYzGT7jwIIPeL5ITrndG+lIBzkkrzN41Tu+y2l2mFAXqN+DT/lLEypmOf2pF WRG5Yy9ZC94sR8RjYqUdOAIjGDBLbNnV4xIxPFBLowQ3DxiwrHQmq5aXMXZSz4he/Y 1tb9TcFhxudeH0/iOxpVjY8onVXQx0fJcxUumIZ57DV9eR6aKw/54Z2YwgKosOgrv+ fxWcPtTYbtEAg== Message-ID: Date: Wed, 25 Sep 2024 22:34:20 +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 6/6] dt-bindings: display: samsung,exynos7-decon: add exynos7870 compatible To: Kaustabh Chakraborty Cc: airlied@gmail.com, alim.akhtar@samsung.com, conor@kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, inki.dae@samsung.com, kyungmin.park@samsung.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, robh@kernel.org, simona@ffwll.ch, sw0312.kim@samsung.com, tzimmermann@suse.de References: <20240919-exynosdrm-decon-v1-0-6c5861c1cb04@disroot.org> <20240919-exynosdrm-decon-v1-6-8c3e3ccffad5@disroot.org> <32ae1188-196d-4fe8-8719-968e5149a771@kernel.org> <7e5caaea80390e8cf87ba0a74d9719f0@disroot.org> <1bc0ad48-03c0-4cf6-afb1-2296d1c259b9@kernel.org> <8e0672ad3fd72f69d2bdb5687e778c86@disroot.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 25/09/2024 22:05, Kaustabh Chakraborty wrote: > On 2024-09-25 19:56, Krzysztof Kozlowski wrote: >> On 25/09/2024 21:36, Kaustabh Chakraborty wrote: >>> On 2024-09-25 19:25, Krzysztof Kozlowski wrote: >>>> On 25/09/2024 20:42, Kaustabh Chakraborty wrote: >>>>> On 2024-09-20 12:39, Krzysztof Kozlowski wrote: >>>>>> On 19/09/2024 17:20, Kaustabh Chakraborty wrote: >>>>>>> Add the compatible string of Exynos7870 to the existing list. >>>>>>> >>>>>>> Signed-off-by: Kaustabh Chakraborty >>>>>> >>>>>> ... and the DTS is ? >>>>> >>>>> Didn't quite understand. The patch adds the compatible string >>>>> for Exynos7870 DECON in documentation. There's no DTS involved >>>>> in here, right? >>>> >>>> Provide lore link to the DTS submission. >>> >>> There aren't any DTS submissions *yet* which use the compatible. >>> Is that an issue? >>> >> >> Yeah, users are supposed to be upstream. Not downstream. > > I understand that. I had plans to submit it in the future. > If that's how it's meant to be done, I'll have to revisit this > submission at a later date then. > Partial, asynchronous bringup of a device is fine, so if the basic support is there, I understand that drivers come in different pace. Although I don't understand why DTS for this piece of hardware would come in different pace, considering you cannot test it without DTS. You have there DTS, so it should be sent. But even without the DTS for DECON, the problem is earlier - lack of basic support for this device. There is nothing for this chip. This means it cannot be tested and is trickier to verify. That's not the usual upstreaming way we expect, especially that you did not provide rationale for such way. Best regards, Krzysztof