[RFC 0/3] Dynanmic SSEU

[Tvrtko Ursulin]

On 13/01/2020 07:49, Navik, Ankit P wrote:
> Hi Tvrtko,
> 
> Following are my observation with the patch on drm-tip.
> 
> 1. Switching  of SSEU is happening in the idle case.
> 
> i.e. Terminal is opened to collect the dmesg log on Ubuntu with GUI
> 
>       I am attaching dmesg log for more details.
> 
> 2. manhattan results and power consumption:
> 
> I am not seeing any power difference with and without
> 
> *drm-tip:
> Power (mW)*
> 
> 	
> 
> *Perf (fps)*
> 
> 	
> 
> *With DEU patch:
> Power (mW)*
> 
> 	
> 
> *Perf (fps)*
> 
> 14972.35
> 
> 	
> 
> 62.71
> 
> 	
> 
> 14975.11
> 
> 	
> 
> 58.67
> 
> 14975.22
> 
> 	
> 
> 62.67
> 
> 	
> 
> 14972.52
> 
> 	
> 
> 58.68

So not looking good, right?

Have the printk's been disabled while doing the actual benchmark?

Regards,

Tvrtko

> 
> *Power numbers are collected using socwatach.
> 
> Regards,
> Ankit
> 
>> -----Original Message-----
> 
>> From: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
> 
>> Sent: Friday, January 10, 2020 4:30 PM
> 
>> To: intel-gfx-trybot at lists.freedesktop.org
> 
>> Cc: Navik, Ankit P <ankit.p.navik at intel.com>; Ursulin, Tvrtko
> 
>> <tvrtko.ursulin at intel.com>
> 
>> Subject: [RFC 0/3] Dynanmic SSEU
> 
>> 
> 
>> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
>> 
> 
>> Rebased for latest drm-tip.
> 
>> 
> 
>> Ankit Navik (1):
> 
>>   drm/i915: set optimum eu/slice/sub-slice configuration based on load
> 
>>     type
> 
>> 
> 
>> Tvrtko Ursulin (2):
> 
>>   drm/i915: Track per context/class rq completion frequency
> 
>>   drm/i915: Record if context has user SSEU configuration applied
> 
>> 
> 
>>  drivers/gpu/drm/i915/gem/i915_gem_context.c   | 14 +++++
> 
>>  .../gpu/drm/i915/gem/i915_gem_context_types.h | 17 ++++++
> 
>>  drivers/gpu/drm/i915/gt/intel_context.c       | 53 +++++++++++++++++
> 
>>  drivers/gpu/drm/i915/gt/intel_context_types.h |  5 ++
> 
>>  drivers/gpu/drm/i915/gt/intel_lrc.c           | 22 +++++--
> 
>>  drivers/gpu/drm/i915/gt/intel_sseu.c          | 46 +++++++++++++++
> 
>>  drivers/gpu/drm/i915/gt/intel_sseu.h          |  4 ++
> 
>>  drivers/gpu/drm/i915/i915_drv.h               |  5 ++
> 
>>  drivers/gpu/drm/i915/i915_sysfs.c             | 34 +++++++++++
> 
>>  drivers/gpu/drm/i915/intel_device_info.c      | 57 ++++++++++++++++++-
> 
>>  10 files changed, 251 insertions(+), 6 deletions(-)
> 
>> 
> 
>> --
> 
>> 2.20.1
>