Re: [PATCH 0/2] drm: add SimpleDRM driver

From: Jani Nikula <jani.nikula@linux.intel.com>
To: David Herrmann <dh.herrmann@gmail.com>, Daniel Vetter <daniel@ffwll.ch>
Cc: "dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	Ken Phillis Jr <kphillisjr@gmail.com>
Subject: Re: [PATCH 0/2] drm: add SimpleDRM driver
Date: Fri, 05 Aug 2016 11:28:36 +0300	[thread overview]
Message-ID: <87a8groc0b.fsf@intel.com> (raw)
In-Reply-To: <CANq1E4T-7c33svG-WF9w-pjJN5d3vv4CtW9Gg0+DXOV1HwD3HA@mail.gmail.com>

On Thu, 04 Aug 2016, David Herrmann <dh.herrmann@gmail.com> wrote:
> Hi
>
> On Thu, Aug 4, 2016 at 10:01 PM, Daniel Vetter <daniel@ffwll.ch> wrote:
>> On Thu, Aug 04, 2016 at 02:50:37PM -0500, Ken Phillis Jr wrote:
>>> I believe this driver is extremely useful, and I see possible issues with
>>> the fact that the driver is GPL Only. This driver is critical for devices
>>> that lack a proper DRM driver, and locking it into GPL Only could lead to
>>> issues with porting the system over to platforms like FreeBSD,
>>> DragonFlyBSD, etc.  Is there any chance the code placed in the
>>> "drivers/gpu/drm/simpledrm" folder be placed under a more permissive
>>> license setup. I would suggest using MIT[1], BSD 2-Clause[2], or BSD
>>> 3-clause[3]. Also as a quick note it is possible to enable this under a
>>> dual-license setup with GPLv2/BSD-3 Clause. An example a dual licensed
>>> driver is the Intel iwlwifi driver ( see:
>>> drivers/net/wireless/intel/iwlwifi/iwl-8000.c )
>>
>> tbh, most if not all arm drivers are gpl only, and due to code sharing and
>> refactoring I'd say a lot of that has leaked all over drm. IANAL and all
>> that, but personally I believe that the entire idea of drm being MIT is
>> walking on ever thinner ice. And personally I'm not going to extend effort
>> to slow this down or prevent it outright, since I think all that code
>> sharing with arm folks is extremely beneficial for everyone. At least here
>> on Linux.
>> -Daniel
>
> On top of that: Feel free to copy SimpleDRM in any way possible.
> Consider my original implementation public domain.

N.b. the improvements by others on top of that, at least once included
in the kernel tree, will not be public domain. IANAL etc.

BR,
Jani.

>
> Thanks
> David
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-- 
Jani Nikula, Intel Open Source Technology Center
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