From e3e350427ec1b1d6b9c5e7e1ce539bbfd8ec6a4b Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Sat, 31 Aug 2024 08:05:41 +1000
Subject: [PATCH] AP_DAL: use enum class for DAL MemoryType

---
 libraries/AP_DAL/AP_DAL.cpp | 6 +++++-
 libraries/AP_DAL/AP_DAL.h   | 9 +++++----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/libraries/AP_DAL/AP_DAL.cpp b/libraries/AP_DAL/AP_DAL.cpp
index 06be6c7c7e..4d6a1f9bd6 100644
--- a/libraries/AP_DAL/AP_DAL.cpp
+++ b/libraries/AP_DAL/AP_DAL.cpp
@@ -272,10 +272,14 @@ int AP_DAL::snprintf(char* str, size_t size, const char *format, ...) const
     return res;
 }
 
-void *AP_DAL::malloc_type(size_t size, Memory_Type mem_type) const
+void *AP_DAL::malloc_type(size_t size, MemoryType mem_type) const
 {
     return hal.util->malloc_type(size, AP_HAL::Util::Memory_Type(mem_type));
 }
+void AP_DAL::free_type(void *ptr, size_t size, MemoryType mem_type) const
+{
+    return hal.util->free_type(ptr, size, AP_HAL::Util::Memory_Type(mem_type));
+}
 
 // map core number for replay
 uint8_t AP_DAL::logging_core(uint8_t c) const
diff --git a/libraries/AP_DAL/AP_DAL.h b/libraries/AP_DAL/AP_DAL.h
index 14a348ea61..64a16fff45 100644
--- a/libraries/AP_DAL/AP_DAL.h
+++ b/libraries/AP_DAL/AP_DAL.h
@@ -121,11 +121,12 @@ public:
     int snprintf(char* str, size_t size, const char *format, ...) const;
 
     // copied in AP_HAL/Util.h
-    enum Memory_Type {
-        MEM_DMA_SAFE,
-        MEM_FAST
+    enum class MemoryType : uint8_t {
+        DMA_SAFE = 0,
+        FAST     = 1,
     };
-    void *malloc_type(size_t size, enum Memory_Type mem_type) const;
+    void *malloc_type(size_t size, MemoryType mem_type) const;
+    void free_type(void *ptr, size_t size, MemoryType memtype) const;
 
     AP_DAL_InertialSensor &ins() { return _ins; }
     AP_DAL_Baro &baro() { return _baro; }