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| author | Luming Yu <luming.yu@gmail.com> | 2007-05-26 22:49:58 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2007-06-02 00:07:47 -0400 |
| commit | 01854e697a77a434104b2f7e6d7fd463a978af32 (patch) | |
| tree | 5882fceb379dacfc9e9f784d8c265a3be46b513e /drivers/acpi/processor_core.c | |
| parent | f285e3d329ce68cc355fadf4ab2c8f34d7f264cb (diff) | |
| download | linux-01854e697a77a434104b2f7e6d7fd463a978af32.tar.gz | |
ACPI: add ACPI 3.0 _TPC _TSS _PTC throttling support
adds _TPC _TSS _PTC -- Throttling Present Capabilities
Signed-off-by: Luming Yu <luming.yu@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/processor_core.c')
| -rw-r--r-- | drivers/acpi/processor_core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index f7de02a6f497a..7aefb7c0e4d3e 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -66,6 +66,7 @@ #define ACPI_PROCESSOR_FILE_LIMIT "limit" #define ACPI_PROCESSOR_NOTIFY_PERFORMANCE 0x80 #define ACPI_PROCESSOR_NOTIFY_POWER 0x81 +#define ACPI_PROCESSOR_NOTIFY_THROTTLING 0x82 #define ACPI_PROCESSOR_LIMIT_USER 0 #define ACPI_PROCESSOR_LIMIT_THERMAL 1 @@ -84,6 +85,8 @@ static int acpi_processor_info_open_fs(struct inode *inode, struct file *file); static void acpi_processor_notify(acpi_handle handle, u32 event, void *data); static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu); static int acpi_processor_handle_eject(struct acpi_processor *pr); +extern int acpi_processor_tstate_has_changed(struct acpi_processor *pr); + static struct acpi_driver acpi_processor_driver = { .name = "processor", @@ -699,6 +702,9 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) acpi_processor_cst_has_changed(pr); acpi_bus_generate_event(device, event, 0); break; + case ACPI_PROCESSOR_NOTIFY_THROTTLING: + acpi_processor_tstate_has_changed(pr); + acpi_bus_generate_event(device, event, 0); default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unsupported event [0x%x]\n", event)); |