linux-kernel - Re: [PATCH 01/18] Altera FPGA firmware download module.

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Message-Id: <201012311212.19715.laurent.pinchart@ideasonboard.com>
Date:	Fri, 31 Dec 2010 12:12:18 +0100
From:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:	"Igor M. Liplianin" <liplianin@...by>
Cc:	mchehab@...radead.org, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org, aospan@...up.ru
Subject: Re: [PATCH 01/18] Altera FPGA firmware download module.

Hi Igor,

On Friday 31 December 2010 06:26:31 Igor M. Liplianin wrote:
> It uses STAPL files and programs Altera FPGA through JTAG.
> Interface to JTAG must be provided from main device module,
> for example through cx23885 GPIO.

It might be a bit late for this comment (sorry for not having noticed the 
patch set earlier), but...

Do we really need a complete JTAG implementation in the kernel ? Wouldn't it 
better to handle this in userspace with a tiny kernel driver to access the 
JTAG signals ?

-- 
Regards,

Laurent Pinchart
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