g ; Vishwanathapura, Niranjana
> ; intel...@lists.freedesktop.org
> Subject: RE: Implement svm without BO concept in xe driver
>
> >-Original Message-
> >From: Felix Kuehling
> >Sent: Monday, August 21, 2023 4:57 PM
> >To: Zeng, Oak ; Dave Airlie
> >Cc:
pura, Niranjana
>; intel...@lists.freedesktop.org;
>Ruhl, Michael J
>Subject: Re: Implement svm without BO concept in xe driver
>
>
>On 2023-08-21 15:41, Zeng, Oak wrote:
>>> I have thought about emulating BO allocation APIs on top of system SVM.
>>> This was in the context
On 2023-08-21 15:41, Zeng, Oak wrote:
I have thought about emulating BO allocation APIs on top of system SVM.
This was in the context of KFD where memory management is not tied into
command submissions APIs, which would add a whole other layer of
complexity. The main unsolved (unsolvable?) prob
n
> König ; Vishwanathapura, Niranjana
> ; intel...@lists.freedesktop.org
> Subject: Re: Implement svm without BO concept in xe driver
>
>
> On 2023-08-21 11:10, Zeng, Oak wrote:
> > Accidently deleted Brian. Add back.
> >
> > Thanks,
> > Oak
> >
> >>
...@lists.freedesktop.org; Vishwanathapura, Niranjana
; Christian König
Subject: RE: Implement svm without BO concept in xe driver
-Original Message-
From: dri-devel On Behalf Of Dave
Airlie
Sent: August 20, 2023 6:21 PM
To: Zeng, Oak
Cc: Brost, Matthew ; Thomas Hellström
; Philip Yang
..@lists.freedesktop.org; Vishwanathapura, Niranjana
> ; Christian König
>
> Subject: RE: Implement svm without BO concept in xe driver
>
> > -Original Message-
> > From: dri-devel On Behalf Of Dave
> > Airlie
> > Sent: August 20, 2023 6:21 PM
> > To:
el...@lists.freedesktop.org; Vishwanathapura,
> Niranjana ; Christian König
>
> Subject: Re: Implement svm without BO concept in xe driver
>
> On Thu, 17 Aug 2023 at 12:13, Zeng, Oak wrote:
> >
> > > -Original Message-
> > > From: Dave Airlie
> > >
tthew
> > ; maarten.lankho...@linux.intel.com;
> > Vishwanathapura, Niranjana ; Welty,
> > Brian ; Philip Yang ; intel-
> > x...@lists.freedesktop.org; dri-devel@lists.freedesktop.org
> > Subject: Re: Implement svm without BO concept in xe driver
> >
> > On Thu, 17 Aug
; maarten.lankho...@linux.intel.com;
Vishwanathapura, Niranjana ; Welty,
Brian ; Philip Yang ; intel-
x...@lists.freedesktop.org; dri-devel@lists.freedesktop.org
Subject: Re: Implement svm without BO concept in xe driver
On 8/17/23 04:12, Zeng, Oak wrote:
-Original Message-
From: Dave
sts.freedesktop.org; dri-devel@lists.freedesktop.org
> Subject: Re: Implement svm without BO concept in xe driver
>
>
> On 8/17/23 04:12, Zeng, Oak wrote:
> >> -Original Message-
> >> From: Dave Airlie
> >> Sent: August 16, 2023 6:52 PM
> &
; intel-
x...@lists.freedesktop.org; dri-devel@lists.freedesktop.org
Subject: Re: Implement svm without BO concept in xe driver
On Thu, 17 Aug 2023 at 08:15, Felix Kuehling wrote:
On 2023-08-16 13:30, Zeng, Oak wrote:
I spoke with Thomas. We discussed two approaches:
1) make ttm_resource a
ian ; Philip Yang ; intel-
> x...@lists.freedesktop.org; dri-devel@lists.freedesktop.org
> Subject: Re: Implement svm without BO concept in xe driver
>
> On Thu, 17 Aug 2023 at 08:15, Felix Kuehling wrote:
> >
> > On 2023-08-16 13:30, Zeng, Oak wrote:
> > > I spok
On Thu, 17 Aug 2023 at 08:15, Felix Kuehling wrote:
>
> On 2023-08-16 13:30, Zeng, Oak wrote:
> > I spoke with Thomas. We discussed two approaches:
> >
> > 1) make ttm_resource a central place for vram management functions such as
> > eviction, cgroup memory accounting. Both the BO-based driver a
23 2:06 AM
To: Zeng, Oak ; Felix Kuehling ;
Thomas Hellström ; Brost, Matthew
; Vishwanathapura, Niranjana
; Welty, Brian ;
Philip Yang ; intel...@lists.freedesktop.org; dri-
de...@lists.freedesktop.org
Subject: Re: Implement svm without BO concept in xe driver
Hi Oak,
yeah, I completely agree wi
gt; Thomas Hellström ; Brost, Matthew
> ; Vishwanathapura, Niranjana
> ; Welty, Brian ;
> Philip Yang ; intel...@lists.freedesktop.org; dri-
> de...@lists.freedesktop.org
> Subject: Re: Implement svm without BO concept in xe driver
>
> Hi Oak,
>
> yeah, I completely agr
Brost, Matthew
; Vishwanathapura, Niranjana
; Welty, Brian ;
Christian König ; Philip Yang
; intel...@lists.freedesktop.org; dri-
de...@lists.freedesktop.org
Subject: Re: Implement svm without BO concept in xe driver
Hi Oak,
I'm not sure what you're looking for from AMD? Are we just CC'ed FYI? O
hwanathapura, Niranjana
> ; Welty, Brian ;
> Christian König ; Philip Yang
> ; intel...@lists.freedesktop.org; dri-
> de...@lists.freedesktop.org
> Subject: Re: Implement svm without BO concept in xe driver
>
> Hi Oak,
>
> I'm not sure what you're looking for fr
Intel-xe *On Behalf Of
*Zeng, Oak
*Sent:* August 14, 2023 11:38 PM
*To:* Thomas Hellström ; Brost,
Matthew ; Vishwanathapura, Niranjana
; Welty, Brian
; Felix Kuehling ;
Philip Yang ; intel...@lists.freedesktop.org;
dri-devel@lists.freedesktop.org
*Subject:* [Intel-xe] Implement svm with
: [Intel-xe] Implement svm without BO concept in xe driver
Hi Thomas, Matt and all,
This came up when I port i915 svm codes to xe driver. In i915 implementation,
we have i915_buddy manage gpu vram and svm codes directly call i915_buddy layer
to allocate/free vram. There is no gem_bo/ttm bo concept
Hi Thomas, Matt and all,
This came up when I port i915 svm codes to xe driver. In i915 implementation,
we have i915_buddy manage gpu vram and svm codes directly call i915_buddy layer
to allocate/free vram. There is no gem_bo/ttm bo concept involved in the svm
implementation.
In xe driver, we
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