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

[Sullivan, California L]

Hi Bruce,

This is for 4.4 and master.

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[] = {
>>
>