Re: [PATCH v6 2/3] media: i2c: imx274: Remove stop stream i2c writes during remove

From: Sakari Ailus
Date: Tue Sep 22 2020 - 04:48:58 EST


Hi Luca,

On Tue, Sep 22, 2020 at 10:09:33AM +0200, Luca Ceresoli wrote:
> Hi,
>
> On 21/09/20 23:39, Sowjanya Komatineni wrote:
> > Sensor should already be in standby during remove and there is no
> > need to configure sensor registers for stream stop.
>
> I beg your pardon for the newbie question: does the V4L2 framework
> guarantee that the stream is stopped (.s_stream(..., 0)) before removing
> the driver?

It doesn't. That's however one of the lesser concerns, and I don't think
it'd help if drivers tried to prepare for that.

--
Sakari Ailus