linux-kernel - Re: [Ksummit-2008-discuss] RFC: Moving firmware blobs out of the kernel.

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Message-ID: <86802c440805291355p5697c775k5f0beb8163688058@mail.gmail.com>
Date:	Thu, 29 May 2008 13:55:16 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Matthew Wilcox" <matthew@....cx>
Cc:	"Arjan van de Ven" <arjan@...ux.intel.com>,
	"Greg KH" <greg@...ah.com>, James.Bottomley@...senpartnership.com,
	ksummit-2008-discuss@...ts.linux-foundation.org,
	"David Woodhouse" <dwmw2@...radead.org>,
	"David Miller" <davem@...emloft.net>, linux-kernel@...r.kernel.org
Subject: Re: [Ksummit-2008-discuss] RFC: Moving firmware blobs out of the kernel.

On Thu, May 29, 2008 at 1:47 PM, Matthew Wilcox <matthew@....cx> wrote:
> On Thu, May 29, 2008 at 01:29:38PM -0700, Arjan van de Ven wrote:
>> I very much would like to see a kernel-firmware or something tarbal that contains
>> a copy of all relevant "freely distributable" firmware, that users can just install
>> independent of the actual kernel version (and that kbuild would just pick up somehow).
>> That way we can deal with a lot more firmware without having to pollute the kernel / kernel release process
>> (after all, the timing is different in terms of releasing) while making it easy
>> to get the lot of it.
>
> There's definitely two schools of thought on this.  Sometimes firmware
> changes (or adds) an interface.  If the kernel driver has to accommodate
> new and old firmware, that adds complexity, and we all know that added
> complexity means more bugs.  So I can definitely see some vendors
> wanting to distribute their firmware with the kernel.
>
driver should check fw version...

YH
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