[PATCH v5 02/23] PM: EM: Refactor em_cpufreq_update_efficiencies() arguments

Lukasz Luba
2023-11-29T11:08:14Z

In order to prepare the code for the modifiable EM perf_state table,
refactor existing function em_cpufreq_update_efficiencies().

Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
---
kernel/power/energy_model.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index 8b9dd4a39f63..42486674b834 100644
--- a/kernel/power/energy_model.c
+++ b/kernel/power/energy_model.c
@@ -237,10 +237,10 @@ static int em_create_pd(struct device *dev, int nr_states,
return 0;
}

-static void em_cpufreq_update_efficiencies(struct device *dev)
+static void
+em_cpufreq_update_efficiencies(struct device *dev, struct em_perf_state *table)
{
struct em_perf_domain *pd = dev->em_pd;
- struct em_perf_state *table;
struct cpufreq_policy *policy;
int found = 0;
int i;
@@ -254,8 +254,6 @@ static void em_cpufreq_update_efficiencies(struct device *dev)
return;
}

- table = pd->table;
-
for (i = 0; i < pd->nr_perf_states; i++) {
if (!(table[i].flags & EM_PERF_STATE_INEFFICIENT))
continue;
@@ -397,7 +395,7 @@ int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states,

dev->em_pd->flags |= flags;

- em_cpufreq_update_efficiencies(dev);
+ em_cpufreq_update_efficiencies(dev, dev->em_pd->table);

em_debug_create_pd(dev);
dev_info(dev, "EM: created perf domain\n");
--
2.25.1