Adds changes for use of SL_MBEDTLS_USE_TINYCRYPT

Author: brosahay

src/platform/silabs/PlatformManagerImpl.cpp

@@ -31,9 +31,9 @@
 #include <platform/internal/GenericPlatformManagerImpl_FreeRTOS.ipp>
 #include <platform/silabs/DiagnosticDataProviderImpl.h>
 
-#if defined(TINYCRYPT_PRIMITIVES)
+#if defined(SL_MBEDTLS_USE_TINYCRYPT)
 #include "tinycrypt/ecc.h"
-#endif // TINYCRYPT_PRIMITIVES
+#endif // SL_MBEDTLS_USE_TINYCRYPT
 
 #if CHIP_SYSTEM_CONFIG_USE_LWIP
 #include <lwip/tcpip.h>

src/platform/silabs/PlatformManagerImpl.h

@@ -41,7 +41,7 @@ class PlatformManagerImpl final : public PlatformManager, public Internal::Gener
     // the implementation methods provided by this class.
     friend PlatformManager;
 
-#if defined(TINYCRYPT_PRIMITIVES)
+#if defined(SL_MBEDTLS_USE_TINYCRYPT)
     // Since the RNG callback will be called from multiple threads,
     // use this mutex to lock/unlock the call to Matter RNG API, which
     // uses some global variables.
@@ -51,7 +51,7 @@ class PlatformManagerImpl final : public PlatformManager, public Internal::Gener
     // It must be set before calling any sign operations,
     // which are used in both Matter and OT threads.
     static int uECC_RNG_Function(uint8_t * dest, unsigned int size);
-#endif
+#endif // SL_MBEDTLS_USE_TINYCRYPT
 
     // Allow the generic implementation base class to call helper methods on
     // this class.