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authorLinus Torvalds <torvalds@linux-foundation.org>2013-05-11 15:23:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-11 15:23:17 -0700
commitac4e01093f6d7b051c5d6a3e61ea5337774ac36a (patch)
tree395a03788c81aa0c3ba5cdcb3573365d5880bdc7 /drivers
parentc4cc75c3321cad6f20d1e5325293890255c8a663 (diff)
parent86239ceb33b0d8480b0f0ca0eec08e7f7a807374 (diff)
downloadlinux-linaro-stable-ac4e01093f6d7b051c5d6a3e61ea5337774ac36a.tar.gz
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Pull idle update from Len Brown: "Add support for new Haswell-ULT CPU idle power states" * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: intel_idle: initial C8, C9, C10 support tools/power turbostat: display C8, C9, C10 residency
Diffstat (limited to 'drivers')
-rw-r--r--drivers/idle/intel_idle.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 0e8fab1913df..fa6964d8681a 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -273,6 +273,27 @@ static struct cpuidle_state hsw_cstates[CPUIDLE_STATE_MAX] = {
.target_residency = 500,
.enter = &intel_idle },
{
+ .name = "C8-HSW",
+ .desc = "MWAIT 0x40",
+ .flags = MWAIT2flg(0x40) | CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
+ .exit_latency = 300,
+ .target_residency = 900,
+ .enter = &intel_idle },
+ {
+ .name = "C9-HSW",
+ .desc = "MWAIT 0x50",
+ .flags = MWAIT2flg(0x50) | CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
+ .exit_latency = 600,
+ .target_residency = 1800,
+ .enter = &intel_idle },
+ {
+ .name = "C10-HSW",
+ .desc = "MWAIT 0x60",
+ .flags = MWAIT2flg(0x60) | CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
+ .exit_latency = 2600,
+ .target_residency = 7700,
+ .enter = &intel_idle },
+ {
.enter = NULL }
};