[linux-yocto] [PATCH 1/1] drm/i915/skl: Fix DMC load on Skylake J0 and K0

[Bruce Ashfield]

On 2016-03-29 2:23 PM, Sullivan, California L wrote:
> Hi Bruce,
>
> This is for 4.4 and master.

Sounds good. I've staged the change.

Bruce

>
> Thanks,
> Cal
>
> On 03/29/2016 10:56 AM, Bruce Ashfield wrote:
>> This is for 4.4 or 4.1 ? .. or both ?
>>
>> Bruce
>>
>> On 2016-03-28 5:15 PM, California Sullivan wrote:
>>> NUC6 (Skylake) graphics firmware fails to load without this patch.
>>>
>>> From: Mat Martineau <mathew.j.martineau at linux.intel.com>
>>>
>>> commit a41c8882592fb80458959b10e37632ce030b68ca upstream.
>>>
>>> The driver does not load firmware for unknown steppings, so these new
>>> steppings must be added to the list.
>>>
>>> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
>>> Signed-off-by: Mat Martineau <mathew.j.martineau at linux.intel.com>
>>> Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
>>> Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
>>> Link: http://patchwork.freedesktop.org/patch/msgid/1454023163-25469-1-git-send-email-mathew.j.martineau@linux.intel.com
>>> Signed-off-by: California Sullivan <california.l.sullivan at intel.com>
>>> ---
>>>    drivers/gpu/drm/i915/intel_csr.c | 3 ++-
>>>    1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
>>> index 9e530a7..fc28c51 100644
>>> --- a/drivers/gpu/drm/i915/intel_csr.c
>>> +++ b/drivers/gpu/drm/i915/intel_csr.c
>>> @@ -180,7 +180,8 @@ struct stepping_info {
>>>    static const struct stepping_info skl_stepping_info[] = {
>>>               {'A', '0'}, {'B', '0'}, {'C', '0'},
>>>               {'D', '0'}, {'E', '0'}, {'F', '0'},
>>> -            {'G', '0'}, {'H', '0'}, {'I', '0'}
>>> +            {'G', '0'}, {'H', '0'}, {'I', '0'},
>>> +            {'J', '0'}, {'K', '0'}
>>>    };
>>>
>>>    static struct stepping_info bxt_stepping_info[] = {
>>>
>>
>