[Intel-gfx] [PATCH 0/7] More PSR patches

[Zanoni, Paulo R]

Em Sex, 2015-08-21 às 01:04 +0000, Rodrigo Vivi escreveu:
> This patch series brings stability to PSR on VLV, CHV, HSW and BDW.
> 
> It fixes issues Matthew Garrett without causing the blank and frozen
> screens Ivan Mitev was facing.
> 
> It also move the VLV/CHV workaround of that big delay from re-enable
> to the first enable after modeset that was the real issue.
> With this besides the stability this series brings more PSR
> residency to these platforms.

I hate to be "that guy", but: no new IGT tests for anything? At least
on my machine, all PSR tests pass without your series, so maybe we
could write some new tests.

Some commits mention bugs, but they don't even teach us how to
reproduce the bugs.

> 
> However the enable by default is still out of this series and will 
> come
> only after an intensive QA.
> 
> Thanks,
> Rodrigo.
> 
> Rodrigo Vivi (7):
>   drm/i915: Remove duplicated dpcd write on hsw_psr_enable_sink.
>   drm/i915: Fix PSR disable sequence on core platforms.
>   drm/i915: PSR: Let's rely more on frontbuffer tracking.
>   drm/i915: PSR: Mask LPSP hw tracking back again.
>   drm/i915: Delay first PSR activation.
>   drm/i915: Remove psr re-activation delay on HSW+.
>   drm/i915: Reduce PSR re-activation time for VLV/CHV.
> 
>  drivers/gpu/drm/i915/i915_drv.h  |  1 +
>  drivers/gpu/drm/i915/intel_psr.c | 75 +++++++++++++++++++++++++-----
> ----------
>  2 files changed, 49 insertions(+), 27 deletions(-)
> 
> --
> 2.4.3
> 
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