linux-kernel - Re: [PATCH v7 0/8] drm/tidss: Use new connector model for tidss

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Message-ID: <be2c4c02-43bc-5b16-2162-b8ace8d34996@ideasonboard.com>
Date:   Thu, 8 Jun 2023 10:29:14 +0300
From:   Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
To:     neil.armstrong@...aro.org, Aradhya Bhatia <a-bhatia1@...com>,
        Jyri Sarha <jyri.sarha@....fi>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Robert Foss <rfoss@...nel.org>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Swapnil Jakhade <sjakhade@...ence.com>,
        Boris Brezillon <boris.brezillon@...labora.com>,
        Francesco Dolcini <francesco@...cini.it>
Cc:     DRI Development List <dri-devel@...ts.freedesktop.org>,
        Linux Kernel List <linux-kernel@...r.kernel.org>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Rahul T R <r-ravikumar@...com>,
        Devarsh Thakkar <devarsht@...com>,
        Jayesh Choudhary <j-choudhary@...com>
Subject: Re: [PATCH v7 0/8] drm/tidss: Use new connector model for tidss

On 06/06/2023 12:48, neil.armstrong@...aro.org wrote:
> On 06/06/2023 11:46, Aradhya Bhatia wrote:
>> Hi Neil,
>>
>> Thank you for reviewing the previous patches!
>>
>> On 06-Jun-23 14:37, Neil Armstrong wrote:
>>> Hi,
>>>
>>> On 06/06/2023 10:21, Aradhya Bhatia wrote:
>>>> Hi all,
>>>>
>>>> I have picked up this long standing series from Nikhil Devshatwar[1].
>>>>
>>>> This series moves the tidss to using new connectoe model, where the SoC
>>>> driver (tidss) creates the connector and all the bridges are attached
>>>> with the flag DRM_BRIDGE_ATTACH_NO_CONNECTOR. It also now creates 
>>>> bridge
>>>> to support format negotiation and and 'simple' encoder to expose it to
>>>> the userspace.
>>>>
>>>> Since the bridges do not create the connector, the bus_format and
>>>> bus_flag is set via atomic hooks.
>>>>
>>>> Support format negotiations in the tfp410, sii902x and mhdp-8546 bridge
>>>> drivers as a first step before moving the connector model.
>>>>
>>>> These patches were tested on AM625-SK EVM, AM625 SoC based BeaglePlay,
>>>> and J721E-SK. Display support for AM625 SoC has not been added upstream
>>>> and is a WIP. To test this series on AM625 based platforms, basic
>>>> display support patches, (for driver + devicetree), can be found in
>>>> the "next_AttachNoConn-v2" branch on my github fork[2].
>>>
>>> I can apply all bridge patches right now so only the tidss change 
>>> remain,
>>> is that ok for you ?
>>>
>>
>> While the bridge patches and the tidss patch can be separately built
>> without any issue, the tidss functionality will break if only the bridge
>> patches get picked up, and not the tidss.
>>
>> Would it be possible for you to pick all the patches together once Tomi
>> acks the tidss patch?
> 
> Sure

I think this looks fine. For the series:

Reviewed-by: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>

  Tomi