1 files changed, 74 insertions, 0 deletions
diff --git a/drivers/gpu/arm/utgard/common/mali_pm_metrics.h b/drivers/gpu/arm/utgard/common/mali_pm_metrics.h
new file mode 100644
index 000000000000..2b136b0de4e3
--- /dev/null
+++ b/drivers/gpu/arm/utgard/common/mali_pm_metrics.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2010-2014, 2016-2017 ARM Limited. All rights reserved.
+ * 
+ * This program is free software and is provided to you under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
+ * 
+ * A copy of the licence is included with the program, and can also be obtained from Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef __MALI_PM_METRICS_H__
+#define __MALI_PM_METRICS_H__
+
+#ifdef CONFIG_MALI_DEVFREQ
+#include "mali_osk_locks.h"
+#include "mali_group.h"
+
+struct mali_device;
+
+/**
+ * Metrics data collected for use by the power management framework.
+ */
+struct mali_pm_metrics_data {
+	ktime_t time_period_start;
+	u64 time_busy;
+	u64 time_idle;
+	u64 prev_busy;
+	u64 prev_idle;
+	u32 num_running_gp_cores;
+	u32 num_running_pp_cores;
+	ktime_t time_period_start_gp;
+	u64 time_busy_gp;
+	u64 time_idle_gp;
+	ktime_t time_period_start_pp;
+	u64 time_busy_pp[MALI_MAX_NUMBER_OF_PHYSICAL_PP_GROUPS];
+	u64 time_idle_pp[MALI_MAX_NUMBER_OF_PHYSICAL_PP_GROUPS];
+	mali_bool gpu_active;
+	_mali_osk_spinlock_irq_t *lock;
+};
+
+/**
+ * Initialize/start the Mali GPU pm_metrics metrics reporting.
+ *
+ * @return _MALI_OSK_ERR_OK on success, otherwise failure.
+ */
+_mali_osk_errcode_t mali_pm_metrics_init(struct mali_device *mdev);
+
+/**
+ * Terminate the Mali GPU pm_metrics metrics reporting
+ */
+void mali_pm_metrics_term(struct mali_device *mdev);
+
+/**
+ * Should be called when a job is about to execute a GPU job
+ */
+void mali_pm_record_gpu_active(mali_bool is_gp);
+
+/**
+ * Should be called when a job is finished
+ */
+void mali_pm_record_gpu_idle(mali_bool is_gp);
+
+void mali_pm_reset_dvfs_utilisation(struct mali_device *mdev);
+
+void mali_pm_get_dvfs_utilisation(struct mali_device *mdev, unsigned long *total_out, unsigned long *busy_out);
+
+void mali_pm_metrics_spin_lock(void);
+
+void mali_pm_metrics_spin_unlock(void);
+#else
+void mali_pm_record_gpu_idle(mali_bool is_gp) {}
+void mali_pm_record_gpu_active(mali_bool is_gp) {}
+#endif
+#endif /* __MALI_PM_METRICS_H__ */