drm/i915: tune Sandy Bridge DRPS constants
authorJesse Barnes <jbarnes@virtuousgeek.org>
Tue, 18 Jan 2011 23:49:25 +0000 (15:49 -0800)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 19 Jan 2011 12:57:56 +0000 (12:57 +0000)
commitccab5c82759e2ace74b2e84f82d1e0eedd932571
tree5c22ecdd165a432f8024c99df7581901676f1649
parent311bd68e024f9006db66cbadc3bd9f62fd663f4b
drm/i915: tune Sandy Bridge DRPS constants

These make us increase our frequency much more readily, and decrease
them only after significant idle time, resulting in a 20% performance
increase for nexuiz.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
drivers/gpu/drm/i915/i915_debugfs.c
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_display.c