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(parent: 0dc79fb) | patch
drm/i915: re-enable rc6 support for Ironlake+
authorJesse Barnes <jbarnes@virtuousgeek.org>
Wed, 5 Jan 2011 20:01:24 +0000 (12:01 -0800)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 11 Jan 2011 20:43:58 +0000 (20:43 +0000)
commit88271da3f3da75d6eaef5e768c82a1627edf7088
treebe417b97f6252786dd0366592d05d1fc0cb8a939tree | snapshot
parent0dc79fb2a36efcadbb39bd8b28933d8aa40408b1commit | diff
drm/i915: re-enable rc6 support for Ironlake+

Re-enable rc6 support on Ironlake for power savings.  Adds a debugfs
file to check current RC state, adds a missing workaround for Ironlake
MI_SET_CONTEXT instructions, and renames MCHBAR_RENDER_STANDBY to
RSTDBYCTL to match the docs.

Keep RC6 and the power context disabled on pre-ILK.  It only seems to
hang and doesn't save any power.

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 diff | blob | history
drivers/gpu/drm/i915/i915_reg.h diff | blob | history
drivers/gpu/drm/i915/i915_suspend.c diff | blob | history
drivers/gpu/drm/i915/intel_display.c diff | blob | history
Port of xen3.3 xenlinux code to Ubuntu Natty kernel