Re: [Intel-gfx] gfx context switch

2012-12-12 Thread Ben Widawsky
On Wed, Dec 12, 2012 at 03:55:46PM +, Zhang, Xiong Y wrote: > Hi, all: > > When gfx executes batch buffer in render ring buffer, it will do > context switch . > > Since only when the previous batch buffer has finished, the next batch > buffer can start. the batch buffer is executed in order.

[Intel-gfx] gfx context switch

2012-12-12 Thread Zhang, Xiong Y
Hi, all: When gfx executes batch buffer in render ring buffer, it will do context switch . Since only when the previous batch buffer has finished, the next batch buffer can start. the batch buffer is executed in order. So I think there is no need to do context switch. Why i915 driver introduc