On Wed, Jul 16, 2014 at 10:21:14AM +0200, Daniel Vetter wrote:
> On Tue, Jul 15, 2014 at 7:53 PM, Bridgman, John wrote:
> [snip away the discussion about hsa device discover, I'm hijacking
> this thread just for the event/fence stuff here.]
>
> > ... There's an event mechanism still to come - mos
On Wed, Jul 16, 2014 at 10:52:56AM -0400, Jerome Glisse wrote:
> On Wed, Jul 16, 2014 at 10:27:42AM +0200, Daniel Vetter wrote:
> > On Tue, Jul 15, 2014 at 8:04 PM, Jerome Glisse wrote:
> > >> Yes although it can be skipped on most systems. We figured that topology
> > >> needed to cover everythin
On Wed, Jul 16, 2014 at 10:27:42AM +0200, Daniel Vetter wrote:
> On Tue, Jul 15, 2014 at 8:04 PM, Jerome Glisse wrote:
> >> Yes although it can be skipped on most systems. We figured that topology
> >> needed to cover everything that would be handled by a single OS image, so
> >> in a NUMA system
On Tue, Jul 15, 2014 at 8:04 PM, Jerome Glisse wrote:
>> Yes although it can be skipped on most systems. We figured that topology
>> needed to cover everything that would be handled by a single OS image, so
>> in a NUMA system it would need to cover all the CPUs. I think that is still
>> the right
On Tue, Jul 15, 2014 at 7:53 PM, Bridgman, John wrote:
[snip away the discussion about hsa device discover, I'm hijacking
this thread just for the event/fence stuff here.]
> ... There's an event mechanism still to come - mostly for communicating
> fences and shader interrupts back to userspace,
ri-de...@lists.freedesktop.org; Deucher,
> >Alexander; a...@linux-foundation.org
> >Subject: Re: [PATCH 00/83] AMD HSA kernel driver
> >
> >On Tue, Jul 15, 2014 at 05:06:56PM +, Bridgman, John wrote:
> >> >From: Dave Airlie [mailto:airl...@gmail.com]
>
Alexander; a...@linux-foundation.org
>Subject: Re: [PATCH 00/83] AMD HSA kernel driver
>
>On Tue, Jul 15, 2014 at 05:06:56PM +, Bridgman, John wrote:
>> >From: Dave Airlie [mailto:airl...@gmail.com]
>> >Sent: Tuesday, July 15, 2014 12:35 AM
>> >To: Christian König
>
edesktop.org; Deucher, Alexander; akpm@linux-
>foundation.org
>Subject: RE: [PATCH 00/83] AMD HSA kernel driver
>
>
>
>>-Original Message-
>>From: Dave Airlie [mailto:airl...@gmail.com]
>>Sent: Tuesday, July 15, 2014 12:35 AM
>>To: Christian König
>&g
ri-de...@lists.freedesktop.org; Deucher,
> >Alexander; a...@linux-foundation.org
> >Subject: Re: [PATCH 00/83] AMD HSA kernel driver
> >
> >On 14 July 2014 18:37, Christian König wrote:
> >>> I vote for HSA module that expose ioctl and is an intermediary with
>
Alexander; a...@linux-foundation.org
>Subject: Re: [PATCH 00/83] AMD HSA kernel driver
>
>On 14 July 2014 18:37, Christian König wrote:
>>> I vote for HSA module that expose ioctl and is an intermediary with
>>> the kernel driver that handle the hardware. This gives a single point
On Tue, Jul 15, 2014 at 02:35:19PM +1000, Dave Airlie wrote:
> On 14 July 2014 18:37, Christian König wrote:
> >> I vote for HSA module that expose ioctl and is an intermediary with the
> >> kernel driver that handle the hardware. This gives a single point for
> >> HSA hardware and yes this enforc
On 14 July 2014 18:37, Christian König wrote:
>> I vote for HSA module that expose ioctl and is an intermediary with the
>> kernel driver that handle the hardware. This gives a single point for
>> HSA hardware and yes this enforce things for any hardware manufacturer.
>> I am more than happy to te
dation.org; dri-
de...@lists.freedesktop.org; airl...@linux.ie; oded.gab...@gmail.com
Subject: Re: [PATCH 00/83] AMD HSA kernel driver
On Sat, Jul 12, 2014 at 09:55:49PM +, Gabbay, Oded wrote:
On Fri, 2014-07-11 at 17:18 -0400, Jerome Glisse wrote:
On Thu, Jul 10, 2014 at 10:51:29PM +, Gab
w; j...@8bytes.org; a...@linux-foundation.org; dri-
> >de...@lists.freedesktop.org; airl...@linux.ie; oded.gab...@gmail.com
> >Subject: Re: [PATCH 00/83] AMD HSA kernel driver
> >
> >On Sat, Jul 12, 2014 at 09:55:49PM +, Gabbay, Oded wrote:
> >> On Fri, 2014-0
On Sun, Jul 13, 2014 at 11:42:58AM +0200, Daniel Vetter wrote:
> On Sat, Jul 12, 2014 at 6:49 PM, Jerome Glisse wrote:
> >> Hm, so the hsa part is a completely new driver/subsystem, not just an
> >> additional ioctl tacked onto radoen? The history of drm is littered with
> >> "generic" ioctls that
tion.org; dri-
>de...@lists.freedesktop.org; airl...@linux.ie; oded.gab...@gmail.com
>Subject: Re: [PATCH 00/83] AMD HSA kernel driver
>
>On Sat, Jul 12, 2014 at 09:55:49PM +, Gabbay, Oded wrote:
>> On Fri, 2014-07-11 at 17:18 -0400, Jerome Glisse wrote:
>> > On Thu, Jul 10, 2014 at 10:
On Sat, Jul 12, 2014 at 6:49 PM, Jerome Glisse wrote:
>> Hm, so the hsa part is a completely new driver/subsystem, not just an
>> additional ioctl tacked onto radoen? The history of drm is littered with
>> "generic" ioctls that turned out to be useful for exactly one driver.
>> Which is why _all_
On Sat, Jul 12, 2014 at 09:55:49PM +, Gabbay, Oded wrote:
> On Fri, 2014-07-11 at 17:18 -0400, Jerome Glisse wrote:
> > On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
> > > On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
> > > > On Fri, Jul 11, 2014 at 12:45:27AM +0300,
On Fri, 2014-07-11 at 17:18 -0400, Jerome Glisse wrote:
> On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
> > On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
> > > On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrote:
> > > > This patch set implements a Heterogeneou
On Sat, Jul 12, 2014 at 01:10:32PM +0200, Daniel Vetter wrote:
> On Sat, Jul 12, 2014 at 11:24:49AM +0200, Christian König wrote:
> > Am 11.07.2014 23:18, schrieb Jerome Glisse:
> > >On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
> > >>On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse
On Sat, Jul 12, 2014 at 11:24:49AM +0200, Christian König wrote:
> Am 11.07.2014 23:18, schrieb Jerome Glisse:
> >On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
> >>On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
> >>>On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrot
Am 11.07.2014 23:18, schrieb Jerome Glisse:
On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrote:
This patch set implements a Heterogeneous System Architecture
(HSA) d
On Thu, Jul 10, 2014 at 10:51:29PM +, Gabbay, Oded wrote:
> On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
> > On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrote:
> > > This patch set implements a Heterogeneous System Architecture
> > > (HSA) driver
> > > for radeon-family
On Thu, 2014-07-10 at 18:24 -0400, Jerome Glisse wrote:
> On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrote:
> > This patch set implements a Heterogeneous System Architecture
> > (HSA) driver
> > for radeon-family GPUs.
>
> This is just quick comments on few things. Given size of thi
On Fri, Jul 11, 2014 at 12:45:27AM +0300, Oded Gabbay wrote:
> This patch set implements a Heterogeneous System Architecture (HSA) driver
> for radeon-family GPUs.
This is just quick comments on few things. Given size of this, people
will need to have time to review things.
>
> HSA allows diff
This patch set implements a Heterogeneous System Architecture (HSA) driver
for radeon-family GPUs.
HSA allows different processor types (CPUs, DSPs, GPUs, etc..) to share
system resources more effectively via HW features including shared pageable
memory, userspace-accessible work queues, and p
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