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Subject[PATCH 1/2] cpufreq: Change macro for store scaling min/max frequency
Date
In order to prepare extension to the store_scaling_max_freq() remove
the macro and use two normal functions. The set value for max frequency
is important for the task scheduler.

Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
---
drivers/cpufreq/cpufreq.c | 47 ++++++++++++++++++++++-----------------
1 file changed, 27 insertions(+), 20 deletions(-)

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 69b3d61852ac..1f8b93f42c76 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -715,26 +715,33 @@ static ssize_t show_scaling_cur_freq(struct cpufreq_policy *policy, char *buf)
return ret;
}

-/*
- * cpufreq_per_cpu_attr_write() / store_##file_name() - sysfs write access
- */
-#define store_one(file_name, object) \
-static ssize_t store_##file_name \
-(struct cpufreq_policy *policy, const char *buf, size_t count) \
-{ \
- unsigned long val; \
- int ret; \
- \
- ret = sscanf(buf, "%lu", &val); \
- if (ret != 1) \
- return -EINVAL; \
- \
- ret = freq_qos_update_request(policy->object##_freq_req, val);\
- return ret >= 0 ? count : ret; \
-}
-
-store_one(scaling_min_freq, min);
-store_one(scaling_max_freq, max);
+static ssize_t store_scaling_max_freq
+(struct cpufreq_policy *policy, const char *buf, size_t count)
+{
+ unsigned long val;
+ int ret;
+
+ ret = sscanf(buf, "%lu", &val);
+ if (ret != 1)
+ return -EINVAL;
+
+ ret = freq_qos_update_request(policy->max_freq_req, val);
+ return ret >= 0 ? count : ret;
+}
+
+static ssize_t store_scaling_min_freq
+(struct cpufreq_policy *policy, const char *buf, size_t count)
+{
+ unsigned long val;
+ int ret;
+
+ ret = sscanf(buf, "%lu", &val);
+ if (ret != 1)
+ return -EINVAL;
+
+ ret = freq_qos_update_request(policy->min_freq_req, val);
+ return ret >= 0 ? count : ret;
+}

/*
* show_cpuinfo_cur_freq - current CPU frequency as detected by hardware
--
2.17.1
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