[Intel-gfx] [RESEND PATCH 1/1] drm/i915/glk: Add MODULE_FIRMWARE for Geminilake

[Srivatsa, Anusha]

>-----Original Message-----
>From: Vivi, Rodrigo
>Sent: Friday, April 20, 2018 11:04 AM
>To: Jani Nikula <jani.nikula at linux.intel.com>
>Cc: Srivatsa, Anusha <anusha.srivatsa at intel.com>; Ian W MORRISON
><ianwmorrison at gmail.com>; airlied at linux.ie; Greg KH
><gregkh at linuxfoundation.org>; intel-gfx at lists.freedesktop.org; linux-
>kernel at vger.kernel.org; stable at vger.kernel.org; dri-
>devel at lists.freedesktop.org; Wajdeczko, Michal <Michal.Wajdeczko at intel.com>
>Subject: Re: [RESEND PATCH 1/1] drm/i915/glk: Add MODULE_FIRMWARE for
>Geminilake
>
>On Tue, Apr 17, 2018 at 12:02:52PM +0300, Jani Nikula wrote:
>> On Mon, 16 Apr 2018, "Srivatsa, Anusha" <anusha.srivatsa at intel.com> wrote:
>> >>-----Original Message-----
>> >>From: Jani Nikula [mailto:jani.nikula at linux.intel.com]
>> >>Sent: Wednesday, April 11, 2018 5:27 AM
>> >>To: Ian W MORRISON <ianwmorrison at gmail.com>
>> >>Cc: Vivi, Rodrigo <rodrigo.vivi at intel.com>; Srivatsa, Anusha
>> >><anusha.srivatsa at intel.com>; Wajdeczko, Michal
>> >><Michal.Wajdeczko at intel.com>; Greg KH <gregkh at linuxfoundation.org>;
>> >>airlied at linux.ie; joonas.lahtinen at linux.intel.com;
>> >>linux-kernel at vger.kernel.org; stable at vger.kernel.org;
>> >>intel-gfx at lists.freedesktop.org; dri- devel at lists.freedesktop.org
>> >>Subject: Re: [RESEND PATCH 1/1] drm/i915/glk: Add MODULE_FIRMWARE
>> >>for Geminilake
>> >>
>> >>On Wed, 11 Apr 2018, Ian W MORRISON <ianwmorrison at gmail.com> wrote:
>> >>> <snip>
>> >>>
>> >>>>
>> >>>> NAK on indiscriminate Cc: stable. There are zero guarantees that
>> >>>> older kernels will work with whatever firmware you throw at them.
>> >>>>
>> >>>
>> >>> I included 'Cc: stable' so the patch would get added to the v4.16
>> >>> and
>> >>> v4.15 kernels which I have tested with the patch. I found that
>> >>> earlier kernels didn't support the 'linux-firmware' package
>> >>> required to get wifi working on Intel's new Gemini Lake NUC.
>> >>
>> >>You realize that this patch should have nothing to do with wifi?
>> >>
>> >>Rodrigo, Anusha, if you think Cc: stable is appropriate, please
>> >>indicate the specific versions of stable it is appropriate for.
>> >
>> > Hi Jani,
>> >
>> > The stable kernel version is 4.12 and beyond.
>> > It is appropriate to add the CC: stable in my opinion
>>
>> Who tested the firmware with v4.12 and later? We only have the CI
>> results against *current* drm-tip. We don't even know about v4.16.
>>
>
>I understand your concerns, but the problem was that our old process was a bit
>(lot?) messed and there was the unreliable time until the firmware really lands on
>linux-firmware.git. So MODULE_FIRMWARE call was only added after firmware
>was really there on firmware repository but it wasn't about the testing.
>
>In other words, the bump version patch was merged after tested, but
>MODULE_FIRMWARE was left behind because firmware blob took a while to get
>pulled into linux-firmware.git and we end up forgetting to add it there.
>
>In my opinion it should be safe to add the MODULE_FIRMWARE there based on
>the tests from when the version was bumped.

Luis, Elio, can you guys confirm that this firmware is tested and healthy? And also, give a tested-by to this patch please?

Thanks,
Anusha 
>> I'm not going to ack and take responsibility for the stable backports
>> unless someone actually comes forward with credible Tested-bys.
>>
>> BR,
>> Jani.
>>
>>
>> >
>> > Anusha
>> >>BR,
>> >>Jani.
>> >>
>> >>>
>> >>>>
>> >>>> PS. How is this a "RESEND"? I haven't seen this before.
>> >>>>
>> >>>
>> >>> It is a 'RESEND' for that very reason. I initially sent the patch
>> >>> to the same people as a similar patch
>> >>> (https://patchwork.kernel.org/patch/10143637/) however after
>> >>> realising this omitted required addresses I added them and resent the
>patch.
>> >>>
>> >>> Best regards,
>> >>> Ian
>> >>
>> >>--
>> >>Jani Nikula, Intel Open Source Technology Center
>>
>> --
>> Jani Nikula, Intel Open Source Technology Center
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