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(parent: 14796fc) | patch
intel_idle: disable Atom/Lincroft HW C-state auto-demotion
authorLen Brown <len.brown@intel.com>
Wed, 16 Feb 2011 06:32:48 +0000 (01:32 -0500)
committerLen Brown <len.brown@intel.com>
Thu, 17 Feb 2011 22:08:48 +0000 (17:08 -0500)
commitbfb53ccf1c734b1907df7189eef4c08489827951
tree7d93bac0a87b89c9e7f87c4bad2e43fcef6725f1tree | snapshot
parent14796fca2bd22acc73dd0887248d003b0f441d08commit | diff
intel_idle: disable Atom/Lincroft HW C-state auto-demotion

Just as we had to disable auto-demotion for NHM/WSM,
we need to do the same for Atom (Lincroft version).

In particular, auto-demotion will prevent Lincroft
from entering the S0i3 idle power saving state.

https://bugzilla.kernel.org/show_bug.cgi?id=25252

Signed-off-by: Len Brown <len.brown@intel.com>
arch/x86/include/asm/msr-index.h diff | blob | history
drivers/idle/intel_idle.c diff | blob | history
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