[Intel-gfx] [PATCH RFC 3/4] drm/i915: add SVM execbuf ioctl v10

[Mika Kuoppala]

Chris Wilson <chris at chris-wilson.co.uk> writes:

> On Mon, Aug 15, 2016 at 02:48:06PM +0300, Mika Kuoppala wrote:
>> From: Jesse Barnes <jbarnes at virtuousgeek.org>
>> 
>> We just need to pass in an address to execute and some flags, since we
>> don't have to worry about buffer relocation or any of the other usual
>> stuff.  Returns a fence to be used for synchronization.
>> 
>> v2: add a request after batch submission (Jesse)
>> v3: add a flag for fence creation (Chris)
>> v4: add CLOEXEC flag (Kristian)
>>     add non-RCS ring support (Jesse)
>> v5: update for request alloc change (Jesse)
>> v6: new sync file interface, error paths, request breadcrumbs
>> v7: always CLOEXEC for sync_file_install
>> v8: rebase on new sync file api
>> v9: rework on top of fence requests and sync_file
>> v10: take fence ref for sync_file (Chris)
>>      use correct flush (Chris)
>>      limit exec on rcs
>
> This is incomplete, so just proof of principle?

At some point of rebasing I noticed that Jesse did limit
everything on rcs. So I just put it back.

No idea yet why we would need to limit for rcs only.

-Mika

> -Chris
>
> -- 
> Chris Wilson, Intel Open Source Technology Centre