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cpufreq: Unify sysfs attribute definition macros

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Multiple modules used to define those which are with identical
functionality and were needlessly replicated among the different cpufreq
drivers. Push them into the header and remove duplication.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
LKML-Reference: <1270065406-1814-7-git-send-email-bp@amd64.org>
Reviewed-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Borislav Petkov 2010-03-31 21:56:46 +02:00 committed by H. Peter Anvin
parent 679370641e
commit 6dad2a2964
4 changed files with 72 additions and 86 deletions
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40
drivers/cpufreq/cpufreq.c
View file

@ -662,32 +662,20 @@ static ssize_t show_bios_limit(struct cpufreq_policy *policy, char *buf)
return sprintf(buf, "%u\n", policy->cpuinfo.max_freq);
}
#define define_one_ro(_name) \
static struct freq_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
#define define_one_ro0400(_name) \
static struct freq_attr _name = \
__ATTR(_name, 0400, show_##_name, NULL)
#define define_one_rw(_name) \
static struct freq_attr _name = \
__ATTR(_name, 0644, show_##_name, store_##_name)
define_one_ro0400(cpuinfo_cur_freq);
define_one_ro(cpuinfo_min_freq);
define_one_ro(cpuinfo_max_freq);
define_one_ro(cpuinfo_transition_latency);
define_one_ro(scaling_available_governors);
define_one_ro(scaling_driver);
define_one_ro(scaling_cur_freq);
define_one_ro(bios_limit);
define_one_ro(related_cpus);
define_one_ro(affected_cpus);
define_one_rw(scaling_min_freq);
define_one_rw(scaling_max_freq);
define_one_rw(scaling_governor);
define_one_rw(scaling_setspeed);
cpufreq_freq_attr_ro_perm(cpuinfo_cur_freq, 0400);
cpufreq_freq_attr_ro(cpuinfo_min_freq);
cpufreq_freq_attr_ro(cpuinfo_max_freq);
cpufreq_freq_attr_ro(cpuinfo_transition_latency);
cpufreq_freq_attr_ro(scaling_available_governors);
cpufreq_freq_attr_ro(scaling_driver);
cpufreq_freq_attr_ro(scaling_cur_freq);
cpufreq_freq_attr_ro(bios_limit);
cpufreq_freq_attr_ro(related_cpus);
cpufreq_freq_attr_ro(affected_cpus);
cpufreq_freq_attr_rw(scaling_min_freq);
cpufreq_freq_attr_rw(scaling_max_freq);
cpufreq_freq_attr_rw(scaling_governor);
cpufreq_freq_attr_rw(scaling_setspeed);
static struct attribute *default_attrs[] = {
&cpuinfo_min_freq.attr,

48
drivers/cpufreq/cpufreq_conservative.c
View file

@ -178,12 +178,8 @@ static ssize_t show_sampling_rate_min(struct kobject *kobj,
return sprintf(buf, "%u\n", min_sampling_rate);
}
#define define_one_ro(_name) \
static struct global_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
define_one_ro(sampling_rate_max);
define_one_ro(sampling_rate_min);
define_one_global_ro(sampling_rate_max);
define_one_global_ro(sampling_rate_min);
/* cpufreq_conservative Governor Tunables */
#define show_one(file_name, object) \
@ -221,12 +217,8 @@ show_one_old(freq_step);
show_one_old(sampling_rate_min);
show_one_old(sampling_rate_max);
#define define_one_ro_old(object, _name) \
static struct freq_attr object = \
__ATTR(_name, 0444, show_##_name##_old, NULL)
define_one_ro_old(sampling_rate_min_old, sampling_rate_min);
define_one_ro_old(sampling_rate_max_old, sampling_rate_max);
cpufreq_freq_attr_ro_old(sampling_rate_min);
cpufreq_freq_attr_ro_old(sampling_rate_max);
/*** delete after deprecation time ***/
@ -364,16 +356,12 @@ static ssize_t store_freq_step(struct kobject *a, struct attribute *b,
return count;
}
#define define_one_rw(_name) \
static struct global_attr _name = \
__ATTR(_name, 0644, show_##_name, store_##_name)
define_one_rw(sampling_rate);
define_one_rw(sampling_down_factor);
define_one_rw(up_threshold);
define_one_rw(down_threshold);
define_one_rw(ignore_nice_load);
define_one_rw(freq_step);
define_one_global_rw(sampling_rate);
define_one_global_rw(sampling_down_factor);
define_one_global_rw(up_threshold);
define_one_global_rw(down_threshold);
define_one_global_rw(ignore_nice_load);
define_one_global_rw(freq_step);
static struct attribute *dbs_attributes[] = {
&sampling_rate_max.attr,
@ -409,16 +397,12 @@ write_one_old(down_threshold);
write_one_old(ignore_nice_load);
write_one_old(freq_step);
#define define_one_rw_old(object, _name) \
static struct freq_attr object = \
__ATTR(_name, 0644, show_##_name##_old, store_##_name##_old)
define_one_rw_old(sampling_rate_old, sampling_rate);
define_one_rw_old(sampling_down_factor_old, sampling_down_factor);
define_one_rw_old(up_threshold_old, up_threshold);
define_one_rw_old(down_threshold_old, down_threshold);
define_one_rw_old(ignore_nice_load_old, ignore_nice_load);
define_one_rw_old(freq_step_old, freq_step);
cpufreq_freq_attr_rw_old(sampling_rate);
cpufreq_freq_attr_rw_old(sampling_down_factor);
cpufreq_freq_attr_rw_old(up_threshold);
cpufreq_freq_attr_rw_old(down_threshold);
cpufreq_freq_attr_rw_old(ignore_nice_load);
cpufreq_freq_attr_rw_old(freq_step);
static struct attribute *dbs_attributes_old[] = {
&sampling_rate_max_old.attr,

40
drivers/cpufreq/cpufreq_ondemand.c
View file

@ -234,12 +234,8 @@ static ssize_t show_sampling_rate_min(struct kobject *kobj,
return sprintf(buf, "%u\n", min_sampling_rate);
}
#define define_one_ro(_name) \
static struct global_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
define_one_ro(sampling_rate_max);
define_one_ro(sampling_rate_min);
define_one_global_ro(sampling_rate_max);
define_one_global_ro(sampling_rate_min);
/* cpufreq_ondemand Governor Tunables */
#define show_one(file_name, object) \
@ -274,12 +270,8 @@ show_one_old(powersave_bias);
show_one_old(sampling_rate_min);
show_one_old(sampling_rate_max);
#define define_one_ro_old(object, _name) \
static struct freq_attr object = \
__ATTR(_name, 0444, show_##_name##_old, NULL)
define_one_ro_old(sampling_rate_min_old, sampling_rate_min);
define_one_ro_old(sampling_rate_max_old, sampling_rate_max);
cpufreq_freq_attr_ro_old(sampling_rate_min);
cpufreq_freq_attr_ro_old(sampling_rate_max);
/*** delete after deprecation time ***/
@ -376,14 +368,10 @@ static ssize_t store_powersave_bias(struct kobject *a, struct attribute *b,
return count;
}
#define define_one_rw(_name) \
static struct global_attr _name = \
__ATTR(_name, 0644, show_##_name, store_##_name)
define_one_rw(sampling_rate);
define_one_rw(up_threshold);
define_one_rw(ignore_nice_load);
define_one_rw(powersave_bias);
define_one_global_rw(sampling_rate);
define_one_global_rw(up_threshold);
define_one_global_rw(ignore_nice_load);
define_one_global_rw(powersave_bias);
static struct attribute *dbs_attributes[] = {
&sampling_rate_max.attr,
@ -415,14 +403,10 @@ write_one_old(up_threshold);
write_one_old(ignore_nice_load);
write_one_old(powersave_bias);
#define define_one_rw_old(object, _name) \
static struct freq_attr object = \
__ATTR(_name, 0644, show_##_name##_old, store_##_name##_old)
define_one_rw_old(sampling_rate_old, sampling_rate);
define_one_rw_old(up_threshold_old, up_threshold);
define_one_rw_old(ignore_nice_load_old, ignore_nice_load);
define_one_rw_old(powersave_bias_old, powersave_bias);
cpufreq_freq_attr_rw_old(sampling_rate);
cpufreq_freq_attr_rw_old(up_threshold);
cpufreq_freq_attr_rw_old(ignore_nice_load);
cpufreq_freq_attr_rw_old(powersave_bias);
static struct attribute *dbs_attributes_old[] = {
&sampling_rate_max_old.attr,

30
include/linux/cpufreq.h
View file

@ -278,6 +278,27 @@ struct freq_attr {
ssize_t (*store)(struct cpufreq_policy *, const char *, size_t count);
};
#define cpufreq_freq_attr_ro(_name) \
static struct freq_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
#define cpufreq_freq_attr_ro_perm(_name, _perm) \
static struct freq_attr _name = \
__ATTR(_name, _perm, show_##_name, NULL)
#define cpufreq_freq_attr_ro_old(_name) \
static struct freq_attr _name##_old = \
__ATTR(_name, 0444, show_##_name##_old, NULL)
#define cpufreq_freq_attr_rw(_name) \
static struct freq_attr _name = \
__ATTR(_name, 0644, show_##_name, store_##_name)
#define cpufreq_freq_attr_rw_old(_name) \
static struct freq_attr _name##_old = \
__ATTR(_name, 0644, show_##_name##_old, store_##_name##_old)
struct global_attr {
struct attribute attr;
ssize_t (*show)(struct kobject *kobj,
@ -286,6 +307,15 @@ struct global_attr {
const char *c, size_t count);
};
#define define_one_global_ro(_name) \
static struct global_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
#define define_one_global_rw(_name) \
static struct global_attr _name = \
__ATTR(_name, 0644, show_##_name, store_##_name)
/*********************************************************************
* CPUFREQ 2.6. INTERFACE *
*********************************************************************/