[Intel-gfx] [PATCH 1/2] split render engine batch buffer and BLT engine
nanhai.zou at intel.com
Tue Oct 26 10:23:24 CEST 2010
>>From: Chris Wilson [mailto:chris at chris-wilson.co.uk]
>>Sent: 2010年10月26日 16:18
>>To: Zou, Nanhai; intel-gfx at lists.freedesktop.org
>>Subject: Re: [Intel-gfx] [PATCH 1/2] split render engine batch buffer and BLT
>>On Tue, 26 Oct 2010 15:33:15 +0800, Zou Nan hai <nanhai.zou at 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
>>Plus, implementing that is about 20 lines.
I do not quite understand your point.
How can we mix blitter command with render command in a batch buffer?
Zou nan hai
>>Chris Wilson, Intel Open Source Technology Centre
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