[Intel-gfx] [PATCH 0/7] Increase the utilization of Stolen area on VLV

[Jani Nikula]

Hi Akash, please check your git sendemail.thread configuration (or
format.thread for format-patch) to make the patches in-reply-to the
cover letter.

Thanks,
Jani.


On Thu, 09 Jan 2014, akash.goel at intel.com wrote:
> From: Akash Goel <akash.goel at intel.com>
>
> These patches are mainly for increasing the utilization
> of stolen memory area on VLV. 
> Although the changes were already there to allocate few 
> internal resources from stolen area, but due to a resource 
> conflict the stolen area was not getting used at all. 
> The third patch is also a bug fix but specific only to VLV. 
> The rest of the patches actually increase the utilization 
> stolen area on VLV by allocating User created frame buffers
> (only X tiled).
> These changes proved especially useful for Android BYT products,
> which had smaller RAM(1GB), where it enabled playback of most 
> of the available 3D games/Apps.
>
> Akash Goel (7):
>   drm/i915: Fix the offset issue for the stolen GEM objects
>   drm/i915: Resolving the memory region conflict for Stolen area
>   drm/i915/vlv: Not reallocating VLV PCTX upon every suspend/resume
>   drm/i915: Added an identifier for User frame buffers to Gem obj
>     structure
>   drm/i915/vlv: Increase the utilization of stolen memory on VLV.
>   drm/i915/vlv: Clear out contents of Frame buffer allocations from
>     Stolen area
>   drm/i915/vlv: Use Blitter Engine to clear out contents of Stolen frame
>     buffers
>
>  drivers/gpu/drm/i915/i915_drv.h        |   6 +
>  drivers/gpu/drm/i915/i915_gem.c        |  21 +++
>  drivers/gpu/drm/i915/i915_gem_stolen.c | 246 ++++++++++++++++++++++++++++++++-
>  drivers/gpu/drm/i915/intel_display.c   |   2 +
>  drivers/gpu/drm/i915/intel_pm.c        |   9 +-
>  5 files changed, 275 insertions(+), 9 deletions(-)
>
> -- 
> 1.8.5.2
>
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-- 
Jani Nikula, Intel Open Source Technology Center