On 2021-06-30 at 19:19:04 +0800, acelan.kao@xxxxxxxxxxxxx wrote:
> > dispcnlunit1_cp_xosc_clkreq clock observed to be active on TGL-H platform
> > despite Wa_14010685332 original sequence, thus blocks entry to deeper s0ix
> > state.
> >
> > The Tweaked Wa_14010685332 sequence fixes this issue, therefore use tweaked
> > Wa_14010685332 sequence for every PCH since PCH_CNP.
> >
> > v2:
> > - removed RKL from comment and simplified condition. [Rodrigo]
> >
> > Fixes: b896898c7369 ("drm/i915: Tweaked Wa_14010685332 for PCHs used on
> > gen11 platforms") Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
> > Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> > Cc: Imre Deak <imre.deak@xxxxxxxxx>
> > Signed-off-by: Anshuman Gupta <anshuman.gupta@xxxxxxxxx>
> > ---
> >
> > .../drm/i915/display/intel_display_power.c | 16 +++++++-------
> > drivers/gpu/drm/i915/i915_irq.c | 21 -------------------
> > 2 files changed, 8 insertions(+), 29 deletions(-)
> Hi,
>
> I didn't see this patch shown in mainline kernel tree, nor in drm-tip,
> May I know what the patch's status now?
We have observed that this patch does not fix the issue on all platforms.
That is the reason patch is not merged yet.
Br,
Anshuman Gupta.
>
>
>
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