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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2026-07-09 14:42:33 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2026-07-17 11:10:09 +0200
commit67fcf679c80835a6110190dfd3287a93a7df1dfb (patch)
tree086dca7b553b56647f5e30ed6cc9aa3bf5467b93 /include
parentc60e851f9c179c265dd71a8ecc49abee977bff14 (diff)
ACPI: processor: idle: Add switch for strict _LPI processing
Add a "strict" argument to acpi_processor_extract_lpi_info() that, when set, will cause it to ignore _LPI states without minimum residency or wake latency instead of assuming 10 us values for these parameters. No intentional functional impact. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Sudeep Holla <sudeep.holla@kernel.org> Acked-by: Huisong Li <lihuisong@huawei.com> Link: https://patch.msgid.link/3896986.MHq7AAxBmi@rafael.j.wysocki
Diffstat (limited to 'include')
-rw-r--r--include/linux/acpi.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 1d3ea92a2344..9e418b23373c 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -317,10 +317,12 @@ static inline int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
#ifdef CONFIG_ACPI_PROCESSOR_IDLE
int acpi_processor_extract_lpi_info(acpi_handle pr_handle,
- struct acpi_processor_power *pr_power);
+ struct acpi_processor_power *pr_power,
+ bool strict);
#else
static inline int acpi_processor_extract_lpi_info(acpi_handle pr_handle,
- struct acpi_processor_power *pr_power)
+ struct acpi_processor_power *pr_power,
+ bool strict)
{
return -ENODEV;
}