From 5f8dad185b3e3a381fe2e3d16580a8a8e99f9db0 Mon Sep 17 00:00:00 2001
From: Bhavik Patel <bhavik.patel@arm.com>
Date: Wed, 30 Sep 2020 09:06:52 +0200
Subject: MLBEDSW-3094 Improve soft reset of ETHOSU when running jobs

The ETHOSU is soft-reset only if the previous job failed or if
the current privilege level is not user or if the current security
level is not secure.

Change-Id: Id10b96058d67805d179ac693537606d55e10379b
---
 include/ethosu_device.h | 9 +++++++++
 include/ethosu_driver.h | 1 +
 2 files changed, 10 insertions(+)

(limited to 'include')

diff --git a/include/ethosu_device.h b/include/ethosu_device.h
index e08aa3d..5edba94 100644
--- a/include/ethosu_device.h
+++ b/include/ethosu_device.h
@@ -55,6 +55,7 @@ enum ethosu_error_codes
 struct ethosu_device
 {
     uintptr_t base_address;
+    uint32_t reset;
     uint32_t pmcr;
     uint64_t pmccntr;
     uint32_t pmcnten;
@@ -392,6 +393,14 @@ enum ethosu_error_codes ethosu_save_pmu_config(struct ethosu_device *dev);
  */
 enum ethosu_error_codes ethosu_restore_pmu_config(struct ethosu_device *dev);
 
+/**
+ * Check if the STATUS register has any error bits set or not.
+ * \param[in] dev              Ethos-U device to check.
+ * \return                     true if any error bits set,
+ *                             false otherwise.
+ */
+bool ethosu_status_has_error(struct ethosu_device *dev);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/ethosu_driver.h b/include/ethosu_driver.h
index d6e9c6d..2594fbe 100644
--- a/include/ethosu_driver.h
+++ b/include/ethosu_driver.h
@@ -43,6 +43,7 @@ struct ethosu_driver
     bool abort_inference;
     uint64_t fast_memory;
     size_t fast_memory_size;
+    bool status_error;
 };
 
 struct ethosu_version_id
-- 
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