linux-kernel - Re: [PATCH 1/8] soundwire: bus_type: add master

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Message-ID: <70d6e0cb-22a6-5ada-83a8-b605974bdd84@linux.intel.com>
Date:   Fri, 20 Mar 2020 11:36:26 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     alsa-devel@...a-project.org, tiwai@...e.de,
        gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
        Hui Wang <hui.wang@...onical.com>, broonie@...nel.org,
        srinivas.kandagatla@...aro.org, jank@...ence.com,
        slawomir.blauciak@...el.com, Sanyog Kale <sanyog.r.kale@...el.com>,
        Bard liao <yung-chuan.liao@...ux.intel.com>,
        Rander Wang <rander.wang@...ux.intel.com>
Subject: Re: [PATCH 1/8] soundwire: bus_type: add master_device/driver support



On 3/20/20 10:33 AM, Vinod Koul wrote:
> On 16-03-20, 14:15, Pierre-Louis Bossart wrote:
>>
>>
>>>> It's really down to your objection to the use of 'struct driver'... For ASoC
>>>> support we only need the .name and .pm_ops, so there's really no possible
>>>> path forward otherwise.
>>>
>>> It means that we cannot have a solution which is Intel specific into
>>> core. If you has a standalone controller you do not need this.
>>
>> A 'struct driver' is not Intel-specific, sorry.
> 
> We are discussing 'struct sdw_master_driver'. Please be very specific in
> you replies and do not use incorrect terminology which confuses people.
> 
> Sorry a 'struct sdw_master_driver' IMHO is. As I have said it is not
> needed if you have standalone controller even in Intel case, and rest of
> the world.

You're splitting hair without providing a solution.

Please see the series [PATCH 0/5] soundwire: add sdw_master_device 
support on Qualcomm platforms

This solution was tested on Qualcomm platforms, that doesn't require 
this sdw_master_driver to be used, so your objections are now invalid.