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From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 3/8] drm/i915/kbl: KBL also needs to run the SAGV code
Date: Wed, 7 Sep 2016 19:11:32 +0300	[thread overview]
Message-ID: <20160907161132.GU4329@intel.com> (raw)
In-Reply-To: <1473209539-6689-4-git-send-email-paulo.r.zanoni@intel.com>

On Tue, Sep 06, 2016 at 09:52:14PM -0300, Paulo Zanoni wrote:
> According to BSpec, it's the "core CPUs" that need the code, which
> means SKL and KBL, but not BXT.
> 
> I don't have a KBL to test this patch on it.

IIRC bspec doesn't specify the sagv latency for anything but
SKL, and the relevant w/a was only listed for SKL as well. So not sure
this is correct.

> 
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index af75011..baacd95 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -2887,7 +2887,7 @@ skl_wm_plane_id(const struct intel_plane *plane)
>  static bool
>  intel_has_sagv(struct drm_i915_private *dev_priv)
>  {
> -	return IS_SKYLAKE(dev_priv);
> +	return IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv);
>  }
>  
>  /*
> -- 
> 2.7.4
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel OTC
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

  reply	other threads:[~2016-09-07 16:11 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-07  0:52 [PATCH 0/8] SKL/KBL watermark fixes Paulo Zanoni
2016-09-07  0:52 ` [PATCH 1/8] drm/i915: SAGV is not SKL-only, so rename a few things Paulo Zanoni
2016-09-07 16:05   ` Lyude
2016-09-09 20:16     ` Zanoni, Paulo R
2016-09-07  0:52 ` [PATCH 2/8] drm/i915: introduce intel_has_sagv() Paulo Zanoni
2016-09-07 16:12   ` Lyude
2016-09-08  8:59     ` Jani Nikula
2016-09-08 14:43       ` Lyude Paul
2016-09-09  8:06         ` Jani Nikula
2016-09-09 19:51           ` Zanoni, Paulo R
2016-09-10 10:49             ` Ville Syrjälä
2016-09-12  9:48               ` Jani Nikula
2016-09-07  0:52 ` [PATCH 3/8] drm/i915/kbl: KBL also needs to run the SAGV code Paulo Zanoni
2016-09-07 16:11   ` Ville Syrjälä [this message]
2016-09-07 16:17     ` Lyude
2016-09-13 19:34       ` Zanoni, Paulo R
2016-09-14  9:59         ` Jani Nikula
2016-09-14 13:32           ` Zanoni, Paulo R
2016-09-15  7:15             ` Jani Nikula
2016-09-07  0:52 ` [PATCH 4/8] drm/i915/gen9: fix the WaWmMemoryReadLatency implementation Paulo Zanoni
2016-09-13 12:28   ` Maarten Lankhorst
2016-09-07  0:52 ` [PATCH 5/8] drm/i915/gen9: minimum scanlines for Y tile is not always 4 Paulo Zanoni
2016-09-07 23:03   ` Lyude
2016-09-13 20:22     ` Zanoni, Paulo R
2016-09-07  0:52 ` [PATCH 6/8] drm/i915/gen9: fix plane_blocks_per_line on watermarks calculations Paulo Zanoni
2016-09-07  0:52 ` [PATCH 7/8] drm/i915/gen9: fix the watermark res_blocks value Paulo Zanoni
2016-09-07  0:52 ` [PATCH 8/8] drm/i915/gen9: implement missing case for SKL watermarks calculation Paulo Zanoni
2016-09-07  1:24 ` ✗ Fi.CI.BAT: warning for SKL/KBL watermark fixes Patchwork
2016-09-07 23:54 ` [PATCH 0/8] " Lyude

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