diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-21 16:45:38 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-21 16:45:38 -0400 |
commit | 2a8b67fb72c4c4bc15fe8095e3ed613789c8b82f (patch) | |
tree | 1dac291641bc5d0a3acff3d1e48b3328ae54462b /drivers | |
parent | b6f7e38dbb310557fe890b04b1a376c93f638c3b (diff) | |
parent | ce5f68246bf2385d6174856708d0b746dc378f20 (diff) |
Merge branch 'x86-idle-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-idle-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86, hotplug: In the MWAIT case of play_dead, CLFLUSH the cache line
x86, hotplug: Move WBINVD back outside the play_dead loop
x86, hotplug: Use mwait to offline a processor, fix the legacy case
x86, mwait: Move mwait constants to a common header file
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/acpi_pad.c | 7 | ||||
-rw-r--r-- | drivers/idle/intel_idle.c | 9 |
2 files changed, 2 insertions, 14 deletions
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c index 6b115f6c4313..6afceb3d4034 100644 --- a/drivers/acpi/acpi_pad.c +++ b/drivers/acpi/acpi_pad.c | |||
@@ -30,18 +30,13 @@ | |||
30 | #include <linux/slab.h> | 30 | #include <linux/slab.h> |
31 | #include <acpi/acpi_bus.h> | 31 | #include <acpi/acpi_bus.h> |
32 | #include <acpi/acpi_drivers.h> | 32 | #include <acpi/acpi_drivers.h> |
33 | #include <asm/mwait.h> | ||
33 | 34 | ||
34 | #define ACPI_PROCESSOR_AGGREGATOR_CLASS "acpi_pad" | 35 | #define ACPI_PROCESSOR_AGGREGATOR_CLASS "acpi_pad" |
35 | #define ACPI_PROCESSOR_AGGREGATOR_DEVICE_NAME "Processor Aggregator" | 36 | #define ACPI_PROCESSOR_AGGREGATOR_DEVICE_NAME "Processor Aggregator" |
36 | #define ACPI_PROCESSOR_AGGREGATOR_NOTIFY 0x80 | 37 | #define ACPI_PROCESSOR_AGGREGATOR_NOTIFY 0x80 |
37 | static DEFINE_MUTEX(isolated_cpus_lock); | 38 | static DEFINE_MUTEX(isolated_cpus_lock); |
38 | 39 | ||
39 | #define MWAIT_SUBSTATE_MASK (0xf) | ||
40 | #define MWAIT_CSTATE_MASK (0xf) | ||
41 | #define MWAIT_SUBSTATE_SIZE (4) | ||
42 | #define CPUID_MWAIT_LEAF (5) | ||
43 | #define CPUID5_ECX_EXTENSIONS_SUPPORTED (0x1) | ||
44 | #define CPUID5_ECX_INTERRUPT_BREAK (0x2) | ||
45 | static unsigned long power_saving_mwait_eax; | 40 | static unsigned long power_saving_mwait_eax; |
46 | 41 | ||
47 | static unsigned char tsc_detected_unstable; | 42 | static unsigned char tsc_detected_unstable; |
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index c37ef64d1465..cb3ccf3ed221 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c | |||
@@ -59,18 +59,11 @@ | |||
59 | #include <linux/hrtimer.h> /* ktime_get_real() */ | 59 | #include <linux/hrtimer.h> /* ktime_get_real() */ |
60 | #include <trace/events/power.h> | 60 | #include <trace/events/power.h> |
61 | #include <linux/sched.h> | 61 | #include <linux/sched.h> |
62 | #include <asm/mwait.h> | ||
62 | 63 | ||
63 | #define INTEL_IDLE_VERSION "0.4" | 64 | #define INTEL_IDLE_VERSION "0.4" |
64 | #define PREFIX "intel_idle: " | 65 | #define PREFIX "intel_idle: " |
65 | 66 | ||
66 | #define MWAIT_SUBSTATE_MASK (0xf) | ||
67 | #define MWAIT_CSTATE_MASK (0xf) | ||
68 | #define MWAIT_SUBSTATE_SIZE (4) | ||
69 | #define MWAIT_MAX_NUM_CSTATES 8 | ||
70 | #define CPUID_MWAIT_LEAF (5) | ||
71 | #define CPUID5_ECX_EXTENSIONS_SUPPORTED (0x1) | ||
72 | #define CPUID5_ECX_INTERRUPT_BREAK (0x2) | ||
73 | |||
74 | static struct cpuidle_driver intel_idle_driver = { | 67 | static struct cpuidle_driver intel_idle_driver = { |
75 | .name = "intel_idle", | 68 | .name = "intel_idle", |
76 | .owner = THIS_MODULE, | 69 | .owner = THIS_MODULE, |