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-rw-r--r--include/pmu_ethosu.h6
-rw-r--r--src/ethosu_device.h1
-rw-r--r--src/ethosu_driver.c2
-rw-r--r--src/ethosu_pmu.c5
4 files changed, 13 insertions, 1 deletions
diff --git a/include/pmu_ethosu.h b/include/pmu_ethosu.h
index 0c1475d..1a9bfd8 100644
--- a/include/pmu_ethosu.h
+++ b/include/pmu_ethosu.h
@@ -154,6 +154,12 @@ void ETHOSU_PMU_Disable(struct ethosu_driver *drv);
void ETHOSU_PMU_Set_EVTYPER(struct ethosu_driver *drv, uint32_t num, enum ethosu_pmu_event_type type);
/**
+ * \brief Get number of PMU event counters
+ * \return Number of event counters
+ */
+uint32_t ETHOSU_PMU_Get_NumEventCounters(void);
+
+/**
* \brief Get event to count for PMU eventer counter
* \param [in] num Event counter (0-ETHOSU_PMU_NCOUNTERS) to configure
* \return type Event to count
diff --git a/src/ethosu_device.h b/src/ethosu_device.h
index 2f41d5c..cc9ea8b 100644
--- a/src/ethosu_device.h
+++ b/src/ethosu_device.h
@@ -35,6 +35,7 @@ extern "C" {
* Defines
******************************************************************************/
+// NOTE: Deprecated
#ifndef ETHOSU_PMU_NCOUNTERS
#define ETHOSU_PMU_NCOUNTERS 4
#endif
diff --git a/src/ethosu_driver.c b/src/ethosu_driver.c
index 522f3e8..fedb2a1 100644
--- a/src/ethosu_driver.c
+++ b/src/ethosu_driver.c
@@ -285,7 +285,7 @@ static struct ethosu_driver *ethosu_find_and_reserve_driver(void)
drv = drv->next;
}
- LOG_DEBUG("No NPU driver handle available.", drv);
+ LOG_WARN("No NPU driver handle available.");
return NULL;
}
diff --git a/src/ethosu_pmu.c b/src/ethosu_pmu.c
index 647f3b0..e11636a 100644
--- a/src/ethosu_pmu.c
+++ b/src/ethosu_pmu.c
@@ -101,6 +101,11 @@ void ETHOSU_PMU_Disable(struct ethosu_driver *drv)
set_clock_and_power_request(drv, ETHOSU_PMU_REQUEST, ETHOSU_CLOCK_Q_ENABLE, ETHOSU_POWER_Q_ENABLE);
}
+uint32_t ETHOSU_PMU_Get_NumEventCounters(void)
+{
+ return NPU_REG_PMEVCNTR_ARRLEN;
+}
+
void ETHOSU_PMU_Set_EVTYPER(struct ethosu_driver *drv, uint32_t num, enum ethosu_pmu_event_type type)
{
assert(num < ETHOSU_PMU_NCOUNTERS);