From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915: Make contexts non-snooped on non-LLC platforms
Date: Tue, 1 Apr 2014 13:11:02 +0300 [thread overview]
Message-ID: <20140401101102.GA21652@intel.com> (raw)
In-Reply-To: <20140331153937.GA7314@nuc-i3427.alporthouse.com>
On Mon, Mar 31, 2014 at 04:39:37PM +0100, Chris Wilson wrote:
> On Mon, Mar 31, 2014 at 06:09:49PM +0300, ville.syrjala@linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> >
> > We don't do CPU access to GPU contexts so making the GPU access snoop
> > the CPU caches seems silly, and potentially expensive.
> >
> > Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Maybe define a macro to be HAS_L3_CACHE?
What should I do with such a macro?
>
> The root cause is that our singular enum is not flexible enough to
> account for all platform variations.
>
> Otherwise, lgtm.
> -Chris
>
> --
> Chris Wilson, Intel Open Source Technology Centre
--
Ville Syrjälä
Intel OTC
next prev parent reply other threads:[~2014-04-01 10:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-31 15:09 [PATCH] drm/i915: Make contexts non-snooped on non-LLC platforms ville.syrjala
2014-03-31 15:39 ` Chris Wilson
2014-04-01 10:11 ` Ville Syrjälä [this message]
2014-04-01 10:19 ` Chris Wilson
2014-04-01 10:37 ` Ville Syrjälä
2014-04-04 13:36 ` [PATCH v2] " ville.syrjala
2014-04-04 13:41 ` Chris Wilson
2014-04-04 16:00 ` Daniel Vetter
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