[Intel-gfx] [PATCH] drm/i915: add dynamic performance control support for Ironlake
eric at anholt.net
Sat Jan 30 00:15:37 CET 2010
On Fri, 29 Jan 2010 11:27:07 -0800, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> drm/i915: add dynamic performance control support for Ironlake
> Ironlake (and 965GM, which this patch doesn't support) supports a
> hardware performance and power management feature that allows it to
> adjust to changes in GPU load over time with software help. The goal
> if this is to maximize performance/power for a given workload.
> This patch enables that feature, which is also a requirement for
> supporting Intelligent Power Sharing, a feature which allows for
> dynamic budgeting of power between the CPU and GPU in Arrandale
> Tested-by: ykzhao <yakui.zhao at intel.com>
> Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
Applied to -next. Thanks!
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