linux-kernel - Re: [PATCH 6/9] media: platform: Add Synopsys DesignWare HDMI RX Controller Driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <2a78fa1e-2243-1956-60ac-a2611e8bf8ad@xs4all.nl>
Date:   Wed, 2 Jun 2021 19:04:18 +0200
From:   Hans Verkuil <hverkuil-cisco@...all.nl>
To:     Nelson Costa <Nelson.Costa@...opsys.com>,
        "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jose Abreu <Jose.Abreu@...opsys.com>
Subject: Re: [PATCH 6/9] media: platform: Add Synopsys DesignWare HDMI RX
 Controller Driver

Hi Nelson,

On 02/06/2021 17:44, Nelson Costa wrote:
> Hi Hans,
> 
> Thanks for your initial comments and feedback!
> 
> From: Hans Verkuil <hverkuil-cisco@...all.nl>
> Date: qua, jun 02, 2021 at 12:54:38
> 
>> Hi Nelson,
>>
>> Thank you for this patch. Some initial comments below, I will
>> need to go over this another time for some of the colorimetry
>> related functions.
>>
> 
> Ok.
> 
>> BTW, if you are interested in HDCP support, let me know. Cisco worked
>> on an API for this, but due to various reasons we have not been able
>> to upstream it. But we do use it in our products.
>>
> 
> Good to know! In that case if in the future we think to upstream 
> something
> related with HDCP we will let you know. :)
> BTW, which versions of HDCP (1.4, 2.2, 2.3) the API supports?

It's designed for all versions, but it has only been tested with 1.4
receivers.

You can find it here:

https://git.linuxtv.org/hverkuil/media_tree.git/log/?h=tc358840

BTW, don't wait for the follow-up review w.r.t. colorimetry, it might
take 1-2 weeks before I get around to that, I need to carve out time
for that. Feel free to post a v2 based on the current review.

Regards,

	Hans