From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: Nick Hoath <nicholas.hoath@intel.com>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915/gen9: Implement WaDisableKillLogic for gen 9
Date: Wed, 15 Jul 2015 13:51:05 +0300 [thread overview]
Message-ID: <87egk9n17q.fsf@gaia.fi.intel.com> (raw)
In-Reply-To: <1436881275-15459-1-git-send-email-nicholas.hoath@intel.com>
Nick Hoath <nicholas.hoath@intel.com> writes:
> v2: Patch leakage fixed
>
> Signed-off-by: Nick Hoath <nicholas.hoath@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
> ---
> drivers/gpu/drm/i915/i915_reg.h | 1 +
> drivers/gpu/drm/i915/intel_pm.c | 4 ++++
> 3 files changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 059de0f..afa8972 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -160,6 +160,7 @@
> #define GAM_ECOCHK 0x4090
> #define BDW_DISABLE_HDC_INVALIDATION (1<<25)
> #define ECOCHK_SNB_BIT (1<<10)
> +#define ECOCHK_DIS_TLB (1<<8)
> #define HSW_ECOCHK_ARB_PRIO_SOL (1<<6)
> #define ECOCHK_PPGTT_CACHE64B (0x3<<3)
> #define ECOCHK_PPGTT_CACHE4B (0x0<<3)
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index f2be1ce..6986342 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -59,6 +59,10 @@ 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);
> +
> + /* WaDisableKillLogic:bxt,skl */
> + I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) |
> + ECOCHK_DIS_TLB);
> }
>
> 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:[~2015-07-15 10:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-14 13:41 [PATCH] drm/i915/gen9: Implement WaDisableKillLogic for gen 9 Nick Hoath
2015-07-15 10:51 ` Mika Kuoppala [this message]
2015-07-15 12:29 ` Daniel Vetter
-- strict thread matches above, loose matches on Subject: below --
2015-07-14 13:26 Nick Hoath
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