From: "Frank Schäfer" <fschaefer.oss@googlemail.com>
To: Hans Verkuil <hverkuil@xs4all.nl>
Cc: linux-media@vger.kernel.org
Subject: Re: How to add new chip ids to v4l2-chip-ident.h ?
Date: Mon, 20 Aug 2012 12:39:52 +0200 [thread overview]
Message-ID: <503213F8.6060101@googlemail.com> (raw)
In-Reply-To: <201208181706.03257.hverkuil@xs4all.nl>
Am 18.08.2012 17:06, schrieb Hans Verkuil:
> On Sat August 18 2012 16:19:26 Frank Schäfer wrote:
>> Hi,
>>
>> I would like to know how to add new chip ids to v4l2-chip-ident.h. Ist
>> there a kind of policy for choosing numbers ?
> Using numbers that match the chip number is recommended, but if that can't
> be done due to clashes, then pick some other, related, number (e.g. 12700
> instead of 2700) or create a range of number for all possible models of that
> chip series.
Ok. And I guess a comment should be added that reserves a certain range
of values, if similar chips exist.
>
>> Which numbers would be approriate for the em25xx/em26xx/em27xx/em28xx
>> chips ?
>> Unfortunately 2700 is already used by V4L2_IDENT_VP27SMPX...
> Please note that adding an identifier to v4l2-chip-ident.h is only needed
> if the VIDIOC_DBG_* ioctls are implemented. If those are not implemented,
> then there is no need for an ID either.
Sure ;-) Thanks !
Regards,
Frank Schäfer
>
> Regards,
>
> Hans
prev parent reply other threads:[~2012-08-20 10:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-18 14:19 How to add new chip ids to v4l2-chip-ident.h ? Frank Schäfer
2012-08-18 15:06 ` Hans Verkuil
2012-08-20 10:39 ` Frank Schäfer [this message]
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