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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-11 15:23:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-11 15:23:17 -0700 |
| commit | ac4e01093f6d7b051c5d6a3e61ea5337774ac36a (patch) | |
| tree | 395a03788c81aa0c3ba5cdcb3573365d5880bdc7 /drivers/idle | |
| parent | c4cc75c3321cad6f20d1e5325293890255c8a663 (diff) | |
| parent | 86239ceb33b0d8480b0f0ca0eec08e7f7a807374 (diff) | |
| download | lwn-ac4e01093f6d7b051c5d6a3e61ea5337774ac36a.tar.gz lwn-ac4e01093f6d7b051c5d6a3e61ea5337774ac36a.zip | |
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/idle')
| -rw-r--r-- | drivers/idle/intel_idle.c | 21 |
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 } }; |