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Commit dea44c6b authored by Len Brown's avatar Len Brown
Browse files

intel_idle: delete bogus data from cpuidle_state.power_usage 



The mW data in this field is a total fabrication
and serves no purpose other than to mislead
those who might see it in sysfs.  Delete it.

Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent c8381cc3

drivers/idle/intel_idle.c

+0 −7
Original line number Diff line number Diff line
@@ -101,7 +101,6 @@ static struct cpuidle_state nehalem_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x00,

		.flags = CPUIDLE_FLAG_TIME_VALID,

		.exit_latency = 3,

		.power_usage = 1000,

		.target_residency = 6,

		.enter = &intel_idle },

	{ /* MWAIT C2 */
@@ -110,7 +109,6 @@ static struct cpuidle_state nehalem_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x10,

		.flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,

		.exit_latency = 20,

		.power_usage = 500,

		.target_residency = 80,

		.enter = &intel_idle },

	{ /* MWAIT C3 */
@@ -119,7 +117,6 @@ static struct cpuidle_state nehalem_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x20,

		.flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,

		.exit_latency = 200,

		.power_usage = 350,

		.target_residency = 800,

		.enter = &intel_idle },

};
@@ -132,7 +129,6 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x00,

		.flags = CPUIDLE_FLAG_TIME_VALID,

		.exit_latency = 1,

		.power_usage = 1000,

		.target_residency = 4,

		.enter = &intel_idle },

	{ /* MWAIT C2 */
@@ -141,7 +137,6 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x10,

		.flags = CPUIDLE_FLAG_TIME_VALID,

		.exit_latency = 20,

		.power_usage = 500,

		.target_residency = 80,

		.enter = &intel_idle },

	{ /* MWAIT C3 */ },
@@ -151,7 +146,6 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x30,

		.flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,

		.exit_latency = 100,

		.power_usage = 250,

		.target_residency = 400,

		.enter = &intel_idle },

	{ /* MWAIT C5 */ },
@@ -161,7 +155,6 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = { 
		.driver_data = (void *) 0x52,

		.flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,

		.exit_latency = 140,

		.power_usage = 150,

		.target_residency = 560,

		.enter = &intel_idle },

};