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authorViresh Kumar <viresh.kumar@linaro.org>2013-02-07 15:38:42 +0530
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-02-09 01:22:06 +0100
commitfa1d8af47f42671fa82779582ca60948f876a73e (patch)
tree71d965651d01d37011065f4536330d0698a7579d /drivers/cpufreq
parent65922465b5bc76b11181a7d3a6c936bb475775a3 (diff)
cpufreq: Create a macro for unlock_policy_rwsem{read,write}
On the lines of macro: lock_policy_rwsem, we can create another macro for unlock_policy_rwsem. Lets do it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/cpufreq.c24
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 41d72c3aa2b..7cbf1d53804 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -70,8 +70,7 @@ static DEFINE_PER_CPU(int, cpufreq_policy_cpu);
static DEFINE_PER_CPU(struct rw_semaphore, cpu_policy_rwsem);
#define lock_policy_rwsem(mode, cpu) \
-static int lock_policy_rwsem_##mode \
-(int cpu) \
+static int lock_policy_rwsem_##mode(int cpu) \
{ \
int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu); \
BUG_ON(policy_cpu == -1); \
@@ -81,23 +80,18 @@ static int lock_policy_rwsem_##mode \
}
lock_policy_rwsem(read, cpu);
-
lock_policy_rwsem(write, cpu);
-static void unlock_policy_rwsem_read(int cpu)
-{
- int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu);
- BUG_ON(policy_cpu == -1);
- up_read(&per_cpu(cpu_policy_rwsem, policy_cpu));
-}
-
-static void unlock_policy_rwsem_write(int cpu)
-{
- int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu);
- BUG_ON(policy_cpu == -1);
- up_write(&per_cpu(cpu_policy_rwsem, policy_cpu));
+#define unlock_policy_rwsem(mode, cpu) \
+static void unlock_policy_rwsem_##mode(int cpu) \
+{ \
+ int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu); \
+ BUG_ON(policy_cpu == -1); \
+ up_##mode(&per_cpu(cpu_policy_rwsem, policy_cpu)); \
}
+unlock_policy_rwsem(read, cpu);
+unlock_policy_rwsem(write, cpu);
/* internal prototypes */
static int __cpufreq_governor(struct cpufreq_policy *policy,