linux-kernel - Re: [PATCH 2/2] ts2020: Provide DVBv5 API signal strength

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Message-ID: <55677568.4070603@gmail.com>
Date:	Thu, 28 May 2015 21:07:04 +0100
From:	Malcolm Priestley <tvboxspy@...il.com>
To:	David Howells <dhowells@...hat.com>
CC:	crope@....fi, linux-kernel@...r.kernel.org,
	linux-media@...r.kernel.org
Subject: Re: [PATCH 2/2] ts2020: Provide DVBv5 API signal strength



On 28/05/15 11:08, David Howells wrote:
> Malcolm Priestley <tvboxspy@...il.com> wrote:
>
>> Statistics polling can not be done by lmedm04 driver's implementation of
>> M88RS2000/TS2020 because I2C messages stop the devices demuxer.
>>
>> So any polling must be a config option for this driver.
>
> Ummm...  I presume a runtime config option is okay.

Yes, also, the workqueue appears not to be initialized when using the 
dvb attached method.

>
> Also, does that mean that the lmedm04 driver can't be made compatible with the
> DVBv5 API?

No, the driver will have to implement its own version. It doesn't need a 
polling thread it simply gets it directly from its interrupt urb buffer.


Malcolm
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