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-rw-r--r--drivers/devfreq/devfreq.c37
1 files changed, 17 insertions, 20 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 7162d2bad4..98657d3b94 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -1717,7 +1717,7 @@ static ssize_t trans_stat_show(struct device *dev,
max_state = df->max_state;
if (max_state == 0)
- return scnprintf(buf, PAGE_SIZE, "Not Supported.\n");
+ return sysfs_emit(buf, "Not Supported.\n");
mutex_lock(&df->lock);
if (!df->stop_polling &&
@@ -1727,47 +1727,44 @@ static ssize_t trans_stat_show(struct device *dev,
}
mutex_unlock(&df->lock);
- len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n");
- len += scnprintf(buf + len, PAGE_SIZE - len, " :");
+ len += sysfs_emit_at(buf, len, " From : To\n");
+ len += sysfs_emit_at(buf, len, " :");
for (i = 0; i < max_state; i++) {
if (len >= PAGE_SIZE - 1)
break;
- len += scnprintf(buf + len, PAGE_SIZE - len, "%10lu",
- df->freq_table[i]);
+ len += sysfs_emit_at(buf, len, "%10lu",
+ df->freq_table[i]);
}
+
if (len >= PAGE_SIZE - 1)
return PAGE_SIZE - 1;
-
- len += scnprintf(buf + len, PAGE_SIZE - len, " time(ms)\n");
+ len += sysfs_emit_at(buf, len, " time(ms)\n");
for (i = 0; i < max_state; i++) {
if (len >= PAGE_SIZE - 1)
break;
- if (df->freq_table[i] == df->previous_freq)
- len += scnprintf(buf + len, PAGE_SIZE - len, "*");
+ if (df->freq_table[2] == df->previous_freq)
+ len += sysfs_emit_at(buf, len, "*");
else
- len += scnprintf(buf + len, PAGE_SIZE - len, " ");
+ len += sysfs_emit_at(buf, len, " ");
if (len >= PAGE_SIZE - 1)
break;
-
- len += scnprintf(buf + len, PAGE_SIZE - len, "%10lu:",
- df->freq_table[i]);
+ len += sysfs_emit_at(buf, len, "%10lu:", df->freq_table[i]);
for (j = 0; j < max_state; j++) {
if (len >= PAGE_SIZE - 1)
break;
- len += scnprintf(buf + len, PAGE_SIZE - len, "%10u",
- df->stats.trans_table[(i * max_state) + j]);
+ len += sysfs_emit_at(buf, len, "%10u",
+ df->stats.trans_table[(i * max_state) + j]);
}
if (len >= PAGE_SIZE - 1)
break;
- len += scnprintf(buf + len, PAGE_SIZE - len, "%10llu\n", (u64)
- jiffies64_to_msecs(df->stats.time_in_state[i]));
+ len += sysfs_emit_at(buf, len, "%10llu\n", (u64)
+ jiffies64_to_msecs(df->stats.time_in_state[i]));
}
if (len < PAGE_SIZE - 1)
- len += scnprintf(buf + len, PAGE_SIZE - len, "Total transition : %u\n",
- df->stats.total_trans);
-
+ len += sysfs_emit_at(buf, len, "Total transition : %u\n",
+ df->stats.total_trans);
if (len >= PAGE_SIZE - 1) {
pr_warn_once("devfreq transition table exceeds PAGE_SIZE. Disabling\n");
return -EFBIG;