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ACPI: use sysfs_emit() instead of scnprintf()

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Replace the open-code with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
ye xingchen 2022-11-30 16:16:08 +08:00 committed by Rafael J. Wysocki
parent ebb92d58b9
commit 92266c65e0
2 changed files with 4 additions and 4 deletions
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4
drivers/acpi/acpi_pad.c
View file

@ -287,7 +287,7 @@ static ssize_t rrtime_store(struct device *dev,
static ssize_t rrtime_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return scnprintf(buf, PAGE_SIZE, "%d\n", round_robin_time);
return sysfs_emit(buf, "%d\n", round_robin_time);
}
static DEVICE_ATTR_RW(rrtime);
@ -309,7 +309,7 @@ static ssize_t idlepct_store(struct device *dev,
static ssize_t idlepct_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return scnprintf(buf, PAGE_SIZE, "%d\n", idle_pct);
return sysfs_emit(buf, "%d\n", idle_pct);
}
static DEVICE_ATTR_RW(idlepct);

4
drivers/acpi/cppc_acpi.c
View file

@ -148,7 +148,7 @@ __ATTR(_name, 0444, show_##_name, NULL)
if (ret) \
return ret; \
\
return scnprintf(buf, PAGE_SIZE, "%llu\n", \
return sysfs_emit(buf, "%llu\n", \
(u64)st_name.member_name); \
} \
define_one_cppc_ro(member_name)
@ -174,7 +174,7 @@ static ssize_t show_feedback_ctrs(struct kobject *kobj,
if (ret)
return ret;
return scnprintf(buf, PAGE_SIZE, "ref:%llu del:%llu\n",
return sysfs_emit(buf, "ref:%llu del:%llu\n",
fb_ctrs.reference, fb_ctrs.delivered);
}
define_one_cppc_ro(feedback_ctrs);