Displaying 4 results from an estimated 4 matches for "exit_latency".
2013 Aug 29
7
[PATCH 0/3] x86: mwait_idle improvements ported from Linux
1: x86/mwait_idle: remove assumption of one C-state per MWAIT flag
2: x86/mwait_idle: export both C1 and C1E
3: x86/mwait_idle: initial C8, C9, C10 support
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Jan Beulich <jbeulich@suse.com>
2012 Nov 02
4
[PATCH] ACPI/cpuidle: remove unused "power" field from Cx state data
..._residency = cx->latency * latency_factor;
if ( cx->type == ACPI_STATE_C1 || cx->type == ACPI_STATE_C2 )
--- a/xen/arch/x86/cpu/mwait-idle.c
+++ b/xen/arch/x86/cpu/mwait-idle.c
@@ -96,7 +96,6 @@ static const struct cpuidle_state {
char name[16];
unsigned int flags;
unsigned int exit_latency; /* in US */
- int power_usage; /* in mW */
unsigned int target_residency; /* in US */
} *cpuidle_state_table;
@@ -479,7 +478,6 @@ static int mwait_idle_cpu_init(struct no
cx->type = cstate;
cx->address = get_driver_data(cstate);
cx->entry_method = ACPI_CSTATE_EM_FFH;
- cx-...
2012 Nov 05
2
[PATCH] x86/ACPI: invalidate BGRT
...onent {
+ u16 component_id;
+};
+
+/* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
+
+struct acpi_mpst_data_hdr {
+ u16 characteristics_count;
+};
+
+struct acpi_mpst_power_data {
+ u8 revision;
+ u8 flags;
+ u16 reserved1;
+ u32 average_power;
+ u32 power_saving;
+ u64 exit_latency;
+ u64 reserved2;
+};
+
+/* Values for Flags field above */
+
+#define ACPI_MPST_PRESERVE 1
+#define ACPI_MPST_AUTOENTRY 2
+#define ACPI_MPST_AUTOEXIT 4
+
+/* Shared Memory Region (not part of an ACPI table) */
+
+struct acpi_mpst_shared {
+ u32 signature;
+ u1...
2012 Nov 07
0
[PATCH v2] x86/ACPI: invalidate BGRT if necessary
...onent {
+ u16 component_id;
+};
+
+/* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
+
+struct acpi_mpst_data_hdr {
+ u16 characteristics_count;
+};
+
+struct acpi_mpst_power_data {
+ u8 revision;
+ u8 flags;
+ u16 reserved1;
+ u32 average_power;
+ u32 power_saving;
+ u64 exit_latency;
+ u64 reserved2;
+};
+
+/* Values for Flags field above */
+
+#define ACPI_MPST_PRESERVE 1
+#define ACPI_MPST_AUTOENTRY 2
+#define ACPI_MPST_AUTOEXIT 4
+
+/* Shared Memory Region (not part of an ACPI table) */
+
+struct acpi_mpst_shared {
+ u32 signature;
+ u1...