intel_idle: Skylake Client Support - updated
authorLen Brown <len.brown@intel.com>
Wed, 9 Sep 2015 17:35:05 +0000 (13:35 -0400)
committerLen Brown <len.brown@intel.com>
Thu, 10 Sep 2015 18:03:44 +0000 (14:03 -0400)
Addition of PC9 state, and minor tweaks to existing PC6 and PC8 states.

Signed-off-by: Len Brown <len.brown@intel.com>
drivers/idle/intel_idle.c

index 3a3738f..cd4510a 100644 (file)
@@ -620,7 +620,7 @@ static struct cpuidle_state skl_cstates[] = {
                .name = "C6-SKL",
                .desc = "MWAIT 0x20",
                .flags = MWAIT2flg(0x20) | CPUIDLE_FLAG_TLB_FLUSHED,
-               .exit_latency = 75,
+               .exit_latency = 85,
                .target_residency = 200,
                .enter = &intel_idle,
                .enter_freeze = intel_idle_freeze, },
@@ -636,11 +636,19 @@ static struct cpuidle_state skl_cstates[] = {
                .name = "C8-SKL",
                .desc = "MWAIT 0x40",
                .flags = MWAIT2flg(0x40) | CPUIDLE_FLAG_TLB_FLUSHED,
-               .exit_latency = 174,
+               .exit_latency = 200,
                .target_residency = 800,
                .enter = &intel_idle,
                .enter_freeze = intel_idle_freeze, },
        {
+               .name = "C9-SKL",
+               .desc = "MWAIT 0x50",
+               .flags = MWAIT2flg(0x50) | CPUIDLE_FLAG_TLB_FLUSHED,
+               .exit_latency = 480,
+               .target_residency = 5000,
+               .enter = &intel_idle,
+               .enter_freeze = intel_idle_freeze, },
+       {
                .name = "C10-SKL",
                .desc = "MWAIT 0x60",
                .flags = MWAIT2flg(0x60) | CPUIDLE_FLAG_TLB_FLUSHED,