Re: [PATCH libdrm] libdrm_amdgpu: add kernel semaphore support

[Dave Airlie <airlied@gmail.com>]

On 5 September 2017 at 05:23, Marek Olšák <maraeo@gmail.com> wrote:
> On Fri, Sep 1, 2017 at 5:36 PM, Marek Olšák <maraeo@gmail.com> wrote:
>> On Thu, Jul 6, 2017 at 3:17 AM, Dave Airlie <airlied@gmail.com> wrote:
>>> From: Dave Airlie <airlied@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@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?

In the kernel. :-)

https://lists.freedesktop.org/archives/dri-devel/2017-June/143206.html

was the one that was committed,

660e855813f78b7fe63ff1ebc4f2ca07d94add0b is the git sha1.

Dave.
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