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 9D86E8F40; Sun, 21 Jul 2024 08:51:51 +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=1721551911; cv=none; b=PcBk/uoHCsquocPjgjRguAVNXcXi16UUmvC+Ok6AHxgML0os9Eh/6Np2DifQhiER6tA007YriSQi56m+r4/bbXzOD6sAt/FOJuDxiPYHW4hlTwQ9uoIfUd14xfari4npq/pZPF0xeUmwCNdnWS3wHM7Cc3ZPeg380ai3Nw9dLag= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721551911; c=relaxed/simple; bh=kQhRqHmogArtkloNT3wk5zUR73sZRcf90mXm2/alFGA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=pGD1Xiyh37NGZ3NQw0Qr4DIcIFvNPyrpFfc7JUHIGB9vZRHfooDNL09vS8tUGy/J82tHZDp+sYVUSbvd3ArFKs8pRdzwAX+/O8a+17VPhyrczX/kLaRCZOBKYNrZvNAFjnuE0lU1j3nr60aHGVrTTh0WnMcwncXOj+cLzNqZlHw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id E9180C116B1; Sun, 21 Jul 2024 08:51:46 +0000 (UTC) Message-ID: Date: Sun, 21 Jul 2024 10:51:45 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 4/4] media: platform: synopsys: Add support for hdmi input driver To: Shreeya Patel , heiko@sntech.de, mchehab@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, p.zabel@pengutronix.de, jose.abreu@synopsys.com, nelson.costa@synopsys.com, shawn.wen@rock-chips.com, nicolas.dufresne@collabora.com, hverkuil-cisco@xs4all.nl Cc: kernel@collabora.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Dmitry Osipenko References: <20240719124032.26852-1-shreeya.patel@collabora.com> <20240719124032.26852-5-shreeya.patel@collabora.com> Content-Language: en-US, nl From: Hans Verkuil Autocrypt: addr=hverkuil@xs4all.nl; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 19/07/2024 14:40, Shreeya Patel wrote: > Add initial support for the Synopsys DesignWare HDMI RX > Controller Driver used by Rockchip RK3588. The driver > supports: > - HDMI 1.4b and 2.0 modes (HDMI 4k@60Hz) > - RGB888, YUV422, YUV444 and YCC420 pixel formats > - CEC > - EDID configuration > > The hardware also has Audio and HDCP capabilities, but these are > not yet supported by the driver. FYI: if you want to add HDCP support, then please contact me. I have code available for that (i.e. the public API part), although it is out of date. But if you want to enable HDCP in this driver, then I would be very happy to clean it up and post patches for that. It is something we (i.e. Cisco) have been using for several years now in out-of-tree drivers. I will try to review this patch in the next few days. Regards, Hans