linux-kernel - Re: [PATCH v10 4/4] [media] platform: Add Synopsys DesignWare HDMI RX Controller Driver

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Date:   Tue, 12 Jun 2018 14:45:24 +0100
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     Hans Verkuil <hverkuil@...all.nl>,
        Jose Abreu <Jose.Abreu@...opsys.com>,
        <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Joao Pinto <Joao.Pinto@...opsys.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hans.verkuil@...co.com>,
        "Sylwester Nawrocki" <snawrocki@...nel.org>,
        Sakari Ailus <sakari.ailus@....fi>,
        Philippe Ombredanne <pombredanne@...b.com>
Subject: Re: [PATCH v10 4/4] [media] platform: Add Synopsys DesignWare HDMI RX
 Controller Driver

Hi Hans,

On 08-06-2018 08:41, Hans Verkuil wrote:
> Hi Jose,
>
> I have not seen any updates for this series. What is the status? I thought we
> were close to merging this...

Good to hear from you! Hope you are doing fine! :)

A colleague of mine is working on this right now. We expect to
send a new series with some more features added.

Thanks and Best Regards,
Jose Miguel Abreu

>
> Regards,
>
> 	Hans
>
> On 12/15/2017 12:23 PM, Jose Abreu wrote:
>> Hi Hans,
>>
>> On 13-12-2017 20:49, Hans Verkuil wrote:
>>> On 13/12/17 15:00, Jose Abreu wrote:
>>>> Indeed. I compared the values with the spec and they are not
>>>> correct. Even hsync is wrong. I already corrected in the code the
>>>> hsync but regarding interlace I'm not seeing an easy way to do
>>>> this without using interrupts in each vsync because the register
>>>> I was toggling does not behave as I expected (I misunderstood the
>>>> databook). Maybe we should not detect interlaced modes for now?
>>>> Or not fill the il_ fields?
>>> As I mentioned above you as long as you get a good backporch value you
>>> can deduce from whether it is an odd or even number to which field it
>>> belongs and fill in the other values. So I think you only need to read
>>> these values for one field.
>>>
>>> Filling in good values here (at least as far as is possible since not all
>>> hardware can give it) will help debugging issues, even if you otherwise do
>>> not support interlaced.
>> Ok, I will fill the fields.
>>
>> Until the end of January I will be quite busy in another project
>> so if you could review the remaining patches of this series I
>> would appreciate very much ... This way when I have the time I
>> can code all the changes and send them at once.
>>
>> Thanks and Best Regards,
>> Jose Miguel Abreu
>>
>>> Regards,
>>>
>>> 	Hans
>>