From: Chris Wilson <chris@chris-wilson.co.uk>
To: Zou Nan hai <nanhai.zou@intel.com>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 1/2] split render engine batch buffer and BLT engine
Date: Tue, 26 Oct 2010 09:17:52 +0100 [thread overview]
Message-ID: <b9dded$gt3srv@orsmga002.jf.intel.com> (raw)
In-Reply-To: <1288078396-6002-1-git-send-email-nanhai.zou@intel.com>
On Tue, 26 Oct 2010 15:33:15 +0800, Zou Nan hai <nanhai.zou@intel.com> wrote:
> intel: on gen6, BLT commands stay in a seperate BLT ring
> buffer. Split render engine batch and BLT engine batch
> on gen6.
No. The batch buffer needs to be modal, and upon a context switch flushes
the current batch. Otherwise we will not be able to synchronise rendering
between rings.
Plus, implementing that is about 20 lines.
-Chris
>--
Chris Wilson, Intel Open Source Technology Centre
next prev parent reply other threads:[~2010-10-26 8:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-26 7:33 [PATCH 1/2] split render engine batch buffer and BLT engine Zou Nan hai
2010-10-26 7:33 ` [PATCH 2/2] use BLT command to accelerate uxa on gen6 Zou Nan hai
2010-10-26 8:17 ` Chris Wilson [this message]
2010-10-26 8:23 ` [PATCH 1/2] split render engine batch buffer and BLT engine Zou, Nanhai
2010-10-26 8:31 ` Zou, Nanhai
2010-10-26 8:37 ` Chris Wilson
2010-10-26 8:59 ` Zou, Nanhai
2010-10-26 9:13 ` Chris Wilson
2010-10-27 0:33 ` Zou, Nanhai
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