Lets use cpufreq_driver->flags to mark CPUFREQ_HAVE_GOVERNOR_PER_POLICY instead
of a separate field within cpufreq_driver. This will save some bytes for us.
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
drivers/cpufreq/arm_big_little.c | 4 ++--
drivers/cpufreq/cpufreq.c | 2 +-
drivers/cpufreq/cpufreq_governor.h | 5 ++++-
include/linux/cpufreq.h | 15 ++++++++-------
4 files changed, 15 insertions(+), 11 deletions(-)
diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 3549f07..768aa9c 100644
--- a/drivers/cpufreq/arm_big_little.c
+++ b/drivers/cpufreq/arm_big_little.c
@@ -214,13 +214,13 @@ static struct freq_attr *bL_cpufreq_attr[] = {
static struct cpufreq_driver bL_cpufreq_driver = {
.name = "arm-big-little",
- .flags = CPUFREQ_STICKY,
+ .flags = CPUFREQ_STICKY |
+ CPUFREQ_HAVE_GOVERNOR_PER_POLICY,
.verify = bL_cpufreq_verify_policy,
.target = bL_cpufreq_set_target,
.get = bL_cpufreq_get,
.init = bL_cpufreq_init,
.exit = bL_cpufreq_exit,
- .have_governor_per_policy = true,
.attr = bL_cpufreq_attr,
};
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index d5fb343..c7274e6 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -135,7 +135,7 @@ static DEFINE_MUTEX(cpufreq_governor_mutex);
bool have_governor_per_policy(void)
{
- return cpufreq_driver->have_governor_per_policy;
+ return !!(cpufreq_driver->flags & CPUFREQ_HAVE_GOVERNOR_PER_POLICY);
}
EXPORT_SYMBOL_GPL(have_governor_per_policy);
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 88cd39f..b5f2b86 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -191,7 +191,10 @@ struct common_dbs_data {
struct attribute_group *attr_group_gov_sys; /* one governor - system */
struct attribute_group *attr_group_gov_pol; /* one governor - policy */
- /* Common data for platforms that don't set have_governor_per_policy */
+ /*
+ * Common data for platforms that don't set
+ * CPUFREQ_HAVE_GOVERNOR_PER_POLICY
+ */
struct dbs_data *gdbs_data;
struct cpu_dbs_common_info *(*get_cpu_cdbs)(int cpu);
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 0eda235..fef5f3c 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -181,13 +181,6 @@ __ATTR(_name, 0644, show_##_name, store_##_name)
struct cpufreq_driver {
char name[CPUFREQ_NAME_LEN];
u8 flags;
- /*
- * This should be set by platforms having multiple clock-domains, i.e.
- * supporting multiple policies. With this sysfs directories of governor
- * would be created in cpu/cpu<num>/cpufreq/ directory and so they can
- * use the same governor with different tunables for different clusters.
- */
- bool have_governor_per_policy;
/* needed by all drivers */
int (*init) (struct cpufreq_policy *policy);
@@ -227,6 +220,14 @@ struct cpufreq_driver {
*/
#define CPUFREQ_ASYNC_NOTIFICATION (1 << 3)
+/*
+ * This should be set by platforms having multiple clock-domains, i.e.
+ * supporting multiple policies. With this sysfs directories of governor would
+ * be created in cpu/cpu<num>/cpufreq/ directory and so they can use the same
+ * governor with different tunables for different clusters.
+ */
+#define CPUFREQ_HAVE_GOVERNOR_PER_POLICY (1 << 4)
+
int cpufreq_register_driver(struct cpufreq_driver *driver_data);
int cpufreq_unregister_driver(struct cpufreq_driver *driver_data);
--
1.7.12.rc2.18.g61b472e
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