On Mon, Dec 22, 2014 at 05:50:33PM -0800, Ben Widawsky wrote:
> On Mon, Dec 22, 2014 at 01:28:32AM -0800, Kenneth Graunke wrote:
> > Our ability to perform register writes depends on the hardware and
> > kernel version. It shouldn't ever change on a per-context basis,
> > so we only need to check
On Monday, December 22, 2014 05:50:33 PM Ben Widawsky wrote:
> On Mon, Dec 22, 2014 at 01:28:32AM -0800, Kenneth Graunke wrote:
> > Our ability to perform register writes depends on the hardware and
> > kernel version. It shouldn't ever change on a per-context basis,
> > so we only need to check o
On Mon, Dec 22, 2014 at 01:28:32AM -0800, Kenneth Graunke wrote:
> Our ability to perform register writes depends on the hardware and
> kernel version. It shouldn't ever change on a per-context basis,
> so we only need to check once.
That's actually not true. The kernel currently supports dynamic
Reviewed-by: Matt Turner
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Our ability to perform register writes depends on the hardware and
kernel version. It shouldn't ever change on a per-context basis,
so we only need to check once.
Checking introduces a synchronization point between the CPU and GPU:
even though we submit very few GPU commands, the GPU might be bus
