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Kirill Smelkov
linux
Commits
e82b7457
Commit
e82b7457
authored
Oct 31, 2019
by
Rafael J. Wysocki
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Merge branch 'pm-cpufreq'
* pm-cpufreq: ACPI: processor: Add QoS requests for all CPUs
parents
767d2d71
a1bb46c3
Changes
2
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2 changed files
with
42 additions
and
26 deletions
+42
-26
drivers/acpi/processor_perflib.c
drivers/acpi/processor_perflib.c
+21
-13
drivers/acpi/processor_thermal.c
drivers/acpi/processor_thermal.c
+21
-13
No files found.
drivers/acpi/processor_perflib.c
View file @
e82b7457
...
...
@@ -159,26 +159,34 @@ void acpi_processor_ignore_ppc_init(void)
void
acpi_processor_ppc_init
(
struct
cpufreq_policy
*
policy
)
{
int
cpu
=
policy
->
cpu
;
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
cpu
);
int
ret
;
unsigned
int
cpu
;
if
(
!
pr
)
return
;
for_each_cpu
(
cpu
,
policy
->
related_cpus
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
cpu
);
int
ret
;
if
(
!
pr
)
continue
;
ret
=
freq_qos_add_request
(
&
policy
->
constraints
,
&
pr
->
perflib_req
,
FREQ_QOS_MAX
,
INT_MAX
);
if
(
ret
<
0
)
pr_err
(
"Failed to add freq constraint for CPU%d (%d)
\n
"
,
cpu
,
ret
);
ret
=
freq_qos_add_request
(
&
policy
->
constraints
,
&
pr
->
perflib_req
,
FREQ_QOS_MAX
,
INT_MAX
);
if
(
ret
<
0
)
pr_err
(
"Failed to add freq constraint for CPU%d (%d)
\n
"
,
cpu
,
ret
);
}
}
void
acpi_processor_ppc_exit
(
struct
cpufreq_policy
*
policy
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
policy
->
cpu
)
;
unsigned
int
cpu
;
if
(
pr
)
freq_qos_remove_request
(
&
pr
->
perflib_req
);
for_each_cpu
(
cpu
,
policy
->
related_cpus
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
cpu
);
if
(
pr
)
freq_qos_remove_request
(
&
pr
->
perflib_req
);
}
}
static
int
acpi_processor_get_performance_control
(
struct
acpi_processor
*
pr
)
...
...
drivers/acpi/processor_thermal.c
View file @
e82b7457
...
...
@@ -127,26 +127,34 @@ static int cpufreq_set_cur_state(unsigned int cpu, int state)
void
acpi_thermal_cpufreq_init
(
struct
cpufreq_policy
*
policy
)
{
int
cpu
=
policy
->
cpu
;
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
cpu
);
int
ret
;
unsigned
int
cpu
;
if
(
!
pr
)
return
;
for_each_cpu
(
cpu
,
policy
->
related_cpus
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
cpu
);
int
ret
;
if
(
!
pr
)
continue
;
ret
=
freq_qos_add_request
(
&
policy
->
constraints
,
&
pr
->
thermal_req
,
FREQ_QOS_MAX
,
INT_MAX
);
if
(
ret
<
0
)
pr_err
(
"Failed to add freq constraint for CPU%d (%d)
\n
"
,
cpu
,
ret
);
ret
=
freq_qos_add_request
(
&
policy
->
constraints
,
&
pr
->
thermal_req
,
FREQ_QOS_MAX
,
INT_MAX
);
if
(
ret
<
0
)
pr_err
(
"Failed to add freq constraint for CPU%d (%d)
\n
"
,
cpu
,
ret
);
}
}
void
acpi_thermal_cpufreq_exit
(
struct
cpufreq_policy
*
policy
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
policy
->
cpu
);
unsigned
int
cpu
;
for_each_cpu
(
cpu
,
policy
->
related_cpus
)
{
struct
acpi_processor
*
pr
=
per_cpu
(
processors
,
policy
->
cpu
);
if
(
pr
)
freq_qos_remove_request
(
&
pr
->
thermal_req
);
if
(
pr
)
freq_qos_remove_request
(
&
pr
->
thermal_req
);
}
}
#else
/* ! CONFIG_CPU_FREQ */
static
int
cpufreq_get_max_state
(
unsigned
int
cpu
)
...
...
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