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authorye xingchen <ye.xingchen@zte.com.cn>2022-11-30 09:16:08 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2022-12-02 20:24:55 +0100
commit92266c65e08793fda74d1d71edfbe25000807f39 (patch)
tree53f3fa16bef7b9cd1f5ff2f035038fc62908822f /drivers/acpi
parentACPI: irq: Fix some kernel-doc issues (diff)
downloadlinux-92266c65e08793fda74d1d71edfbe25000807f39.tar.xz
linux-92266c65e08793fda74d1d71edfbe25000807f39.zip
ACPI: use sysfs_emit() instead of scnprintf()
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpi_pad.c4
-rw-r--r--drivers/acpi/cppc_acpi.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index ec0e22a1e25d..0c305cd6bb42 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -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);
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 093675b1a1ff..0f17b1c32718 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -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);