From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: Nick Hoath <nicholas.hoath@intel.com>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 1/4] drm/i915/bxt: Enable WaVSRefCountFullforceMissDisable
Date: Mon, 29 Jun 2015 17:08:02 +0300 [thread overview]
Message-ID: <87h9pqppz1.fsf@gaia.fi.intel.com> (raw)
In-Reply-To: <1435583252-29608-1-git-send-email-nicholas.hoath@intel.com>
Hi,
Nick Hoath <nicholas.hoath@intel.com> writes:
> From: Rafael Barbalho <rafael.barbalho@intel.com>
>
> Signed-off-by: Rafael Barbalho <rafael.barbalho@intel.com>
> Signed-off-by: Nick Hoath <nicholas.hoath@intel.com>
> ---
> drivers/gpu/drm/i915/intel_pm.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 32ff034..d635d0a 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -59,6 +59,11 @@ static void gen9_init_clock_gating(struct drm_device *dev)
> /* WaEnableLbsSlaRetryTimerDecrement:skl */
> I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
> GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
> +
> + /* WaVSRefCountFullforceMissDisable:skl,bxt */
> + I915_WRITE(GEN7_FF_THREAD_MODE,
> + I915_READ(GEN7_FF_THREAD_MODE) &
> + ~(GEN7_FF_VS_REF_CNT_FFME));
> }
>
This bit 19 seems to be about Tesselation DOP gating disable
with gen9+ onwards. And with that workaroundname, the applicability
should be hsw,bdw. I am confused.
-Mika
> static void skl_init_clock_gating(struct drm_device *dev)
> --
> 2.1.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
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next prev parent reply other threads:[~2015-06-29 14:08 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-29 13:07 [PATCH 1/4] drm/i915/bxt: Enable WaVSRefCountFullforceMissDisable Nick Hoath
2015-06-29 13:07 ` [PATCH 2/4] drm/i915/bxt: Enable WaDSRefCountFullforceMissDisable Nick Hoath
2015-06-29 13:07 ` [PATCH 3/4] drm/i915/bxt: Enable WaOCLCoherentLineFlush Nick Hoath
2015-06-29 13:07 ` [PATCH 4/4] drm/i915/bxt: Clean up bxt_init_clock_gating Nick Hoath
2015-06-29 14:29 ` Mika Kuoppala
2015-09-07 13:55 ` Nick Hoath
2015-09-07 16:19 ` Daniel Vetter
2015-06-30 2:56 ` shuang.he
2015-06-29 14:08 ` Mika Kuoppala [this message]
2015-06-29 14:19 ` [PATCH 1/4] drm/i915/bxt: Enable WaVSRefCountFullforceMissDisable Nick Hoath
2015-06-29 14:44 ` Mika Kuoppala
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