[PATCH libdrm] libdrm_amdgpu: add kernel semaphore support

[Marek Olšák]

On Fri, Sep 1, 2017 at 5:36 PM, Marek Olšák <maraeo at gmail.com> wrote:
> On Thu, Jul 6, 2017 at 3:17 AM, Dave Airlie <airlied at gmail.com> wrote:
>> From: Dave Airlie <airlied at redhat.com>
>>
>> This adds kernel semaphore support to the command submission
>> interface in what should be a backwards compatible manner,
>> it adds a new command submission API.
>>
>> Signed-off-by: Dave Airlie <airlied at redhat.com>
>> ---
>>  amdgpu/amdgpu.h    |  29 ++++++++++++-
>>  amdgpu/amdgpu_cs.c | 118 +++++++++++++++++++++++++++++++++++++++++++++++++----
>>  2 files changed, 138 insertions(+), 9 deletions(-)
>>
>> diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h
>> index 1901fa8..649b66e 100644
>> --- a/amdgpu/amdgpu.h
>> +++ b/amdgpu/amdgpu.h
>> @@ -369,6 +369,16 @@ struct amdgpu_cs_request {
>>         struct amdgpu_cs_fence_info fence_info;
>>  };
>>
>> +struct amdgpu_cs_request_syncobj {
>> +       /*
>> +        *
>> +        */
>
> Did you mean to fill in the comment here?
>
> Also, is this interface relevant with the raw CS API?

Additionally, where can I find the kernel patch for this?

Thanks,
Marek