[Intel-gfx] [PATCH 0/7] Misc WM fixes and Arbitrated Display Bandwidth WA for SKL

Kumar, Shobhit shobhit.kumar at linux.intel.com
Thu Jan 14 21:02:19 PST 2016


On 01/15/2016 07:18 AM, Matt Roper wrote:
> On Thu, Jan 14, 2016 at 05:32:41PM +0530, Shobhit Kumar wrote:
>> Hi,
>> This series add a set of updates to the WM calculation and also enables
>> arbitrated display bandwidth based WA. Some of these patches do overlap
>> with Matts work but we wanted to send them out as we have them in our
>> internal testing for early review. Most likley some of them can be
>> superceded by patches from Matt, or can be re-used if deemed necessary.
>
> I've left some feedback on your patches, but it was all pretty minor;
> they look pretty good overall.  So I think we should polish up this set
> and merge it; I've got more SKL WM work coming (more atomic-y watermark
> calculation and programming) but I'll hold off on that until your series
> lands so that I don't cause too much thrash.

Thanks Matt for the quick review. I will get the comments addressed and 
final patches uploaded quickly.

Regards
Shobhit

>
> Thanks.
>
>
> Matt
>
>>
>> Especially "drm/i915/skl+: Use fb size for relative data rate calculation"
>> this already addresses some of Ville's comment on similar patch from Matt.
>>
>> Regards
>> Shobhit
>>
>> Kumar, Mahesh (6):
>>    drm/i915/skl+: Use proper bytes_per_pixel during WM calculation
>>    drm/i915/skl+: Use fb size for relative data rate calculation
>>    drm/i915/skl+: calculate ddb minimum allocation
>>    drm/i915/skl+: calculate plane pixel rate.
>>    drm/i915/skl+: Use scaling amount for plane data rate calculation
>>    drm/i915/skl: WA for watermark calculation based on Arbitrated Display
>>      BW
>>
>> Shobhit Kumar (1):
>>    drm/i915: Add support to parse DMI table and get platform memory info
>>
>>   drivers/gpu/drm/i915/i915_dma.c  |  19 +++
>>   drivers/gpu/drm/i915/i915_drv.h  |  15 ++
>>   drivers/gpu/drm/i915/intel_drv.h |   2 +
>>   drivers/gpu/drm/i915/intel_pm.c  | 294 +++++++++++++++++++++++++++++++++++++--
>>   4 files changed, 316 insertions(+), 14 deletions(-)
>>
>> --
>> 2.4.3
>>
>


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