Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH] ACPI / processor_idle: Set default C1 state description | Date | Thu, 08 Feb 2018 11:00:20 +0100 |
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On Monday, January 29, 2018 9:22:49 PM CET Yazen Ghannam wrote: > From: Yazen Ghannam <yazen.ghannam@amd.com> > > The acpi_idle driver will default to ACPI_CSTATE_HALT for C1 if a _CST > object for C1 is not defined. However, the description will not be set, > so users will see "<null>" when reading the description from sysfs. > > Set the C1 state description when defaulting to ACPI_CSTATE_HALT. > > Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> > Cc: stable@vger.kernel.org > --- > drivers/acpi/processor_idle.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c > index 5f0071c7e2e1..abb559cd28d7 100644 > --- a/drivers/acpi/processor_idle.c > +++ b/drivers/acpi/processor_idle.c > @@ -292,6 +292,9 @@ static int acpi_processor_get_power_info_default(struct acpi_processor *pr) > pr->power.states[ACPI_STATE_C1].type = ACPI_STATE_C1; > pr->power.states[ACPI_STATE_C1].valid = 1; > pr->power.states[ACPI_STATE_C1].entry_method = ACPI_CSTATE_HALT; > + > + snprintf(pr->power.states[ACPI_STATE_C1].desc, > + ACPI_CX_DESC_LEN, "ACPI HLT"); > } > /* the C0 state only exists as a filler in our array */ > pr->power.states[ACPI_STATE_C0].valid = 1; >
Applied, thanks!
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