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nexedi
linux
Commits
faced850
Commit
faced850
authored
Mar 02, 2003
by
Dominik Brodowski
Committed by
David S. Miller
Mar 02, 2003
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[SPARC64]: update us3_cpufreq to support userspace governor.
parent
9640694b
Changes
2
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2 changed files
with
10 additions
and
15 deletions
+10
-15
arch/sparc64/Kconfig
arch/sparc64/Kconfig
+2
-12
arch/sparc64/kernel/us3_cpufreq.c
arch/sparc64/kernel/us3_cpufreq.c
+8
-3
No files found.
arch/sparc64/Kconfig
View file @
faced850
...
...
@@ -150,18 +150,6 @@ config CPU_FREQ
If in doubt, say N.
config CPU_FREQ_PROC_INTF
tristate "/proc/cpufreq interface (DEPRECATED)"
depends on CPU_FREQ && PROC_FS
help
This enables the /proc/cpufreq interface for controlling
CPUFreq. Please note that it is recommended to use the sysfs
interface instead (which is built automatically).
For details, take a look at linux/Documentation/cpufreq.
If in doubt, say N.
config CPU_FREQ_TABLE
tristate
default y
...
...
@@ -177,6 +165,8 @@ config US3_FREQ
If in doubt, say N.
source "drivers/cpufreq/Kconfig"
# Identify this as a Sparc64 build
config SPARC64
bool
...
...
arch/sparc64/kernel/us3_cpufreq.c
View file @
faced850
...
...
@@ -186,12 +186,16 @@ static void us3_set_cpu_divider_index(unsigned int cpu, unsigned int index)
set_cpus_allowed
(
current
,
cpus_allowed
);
}
static
int
us3freq_setpolicy
(
struct
cpufreq_policy
*
policy
)
static
int
us3freq_target
(
struct
cpufreq_policy
*
policy
,
unsigned
int
target_freq
,
unsigned
int
relation
)
{
unsigned
int
new_index
=
0
;
if
(
cpufreq_frequency_table_
setpolicy
(
policy
,
if
(
cpufreq_frequency_table_
target
(
policy
,
&
us3_freq_table
[
policy
->
cpu
].
table
[
0
],
target_freq
,
relation
,
&
new_index
))
return
-
EINVAL
;
...
...
@@ -224,6 +228,7 @@ static int __init us3freq_cpu_init(struct cpufreq_policy *policy)
policy
->
policy
=
CPUFREQ_POLICY_PERFORMANCE
;
policy
->
cpuinfo
.
transition_latency
=
0
;
policy
->
cur
=
clock_tick
;
return
cpufreq_frequency_table_cpuinfo
(
policy
,
table
);
}
...
...
@@ -268,7 +273,7 @@ static int __init us3freq_init(void)
(
NR_CPUS
*
sizeof
(
struct
us3_freq_percpu_info
)));
driver
->
verify
=
us3freq_verify
;
driver
->
setpolicy
=
us3freq_setpolicy
;
driver
->
target
=
us3freq_target
;
driver
->
init
=
us3freq_cpu_init
;
driver
->
exit
=
us3freq_cpu_exit
;
strcpy
(
driver
->
name
,
"UltraSPARC-III"
);
...
...
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