linux-kernel - Re: [PATCH v2 1/4] ACPI: EC: Add ec_get

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Message-ID: <20120107212614.GA24097@srcf.ucam.org>
Date:	Sat, 7 Jan 2012 21:26:14 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Konrad Rzeszutek Wilk <konrad@...nok.org>
Cc:	Thomas Renninger <trenn@...e.de>, linux-acpi@...r.kernel.org,
	Azael Avalos <coproscefalo@...il.com>,
	platform-driver-x86@...r.kernel.org, Len Brown <lenb@...nel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] ACPI: EC: Add ec_get_handle()

On Sat, Jan 07, 2012 at 03:55:35PM -0500, Konrad Rzeszutek Wilk wrote:

> My understanding (and this is from reading Greg KH's patches) is that
> any new interface should use _GPL variant unless there is an absolute
> need for it. Say, a binary driver that uses this function and there is
> no other way around it.

A binary driver could implement the same functionality using exported 
interfaces from the ACPI core, so I don't see any benefit in insisting 
on _GPL here. _GPL is intended to be a hint that use of the interface is 
definitely an indication that you're creating a derived work.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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