linux-kernel - Re: [PATCH v3 07/12] media: i2c: imx214: Add vblank and hblank controls

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Message-ID: <CAPybu_1ebAMrw=Q7M2G7gBNNOCBOR94W6UntdB0xTKo8DAA-fA@mail.gmail.com>
Date: Mon, 16 Dec 2024 14:00:35 +0100
From: Ricardo Ribalda Delgado <ribalda@...nel.org>
To: André Apitzsch <git@...tzsch.eu>
Cc: Sakari Ailus <sakari.ailus@...ux.intel.com>, 
	Mauro Carvalho Chehab <mchehab@...nel.org>, ~postmarketos/upstreaming@...ts.sr.ht, 
	phone-devel@...r.kernel.org, linux-media@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Dave Stevenson <dave.stevenson@...pberrypi.com>, 
	Vincent Knecht <vincent.knecht@...loo.org>
Subject: Re: [PATCH v3 07/12] media: i2c: imx214: Add vblank and hblank controls

> > Is the handler->lock held when we call this function?
>
> I'm not sure how to test this.
>
> > Can you try
> > running the code with lockdep?
>
> /proc/lockdep contains
>
> > 00000000f9299231 FD:   89 BD:    6 +.+.: imx214:901:(&imx214->ctrls)->_lock
>
> (no idea how to interpret this line)
>
> and dmesg doesn't print anything, when changing the vblank value.
>

If dmesg does not complain after using it I am happy.

Thanks! :)