exec/memory: Expose memory_region_access_valid()

Instead of having hardware device poking into memory
internal API, expose memory_region_access_valid().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221217152454.96388-2-philmd@linaro.org>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>

hw/s390x/s390-pci-inst.c

@@ -13,7 +13,7 @@
 
 #include "qemu/osdep.h"
 #include "exec/memop.h"
-#include "exec/memory-internal.h"
+#include "exec/memory.h"
 #include "qemu/error-report.h"
 #include "sysemu/hw_accel.h"
 #include "hw/s390x/s390-pci-inst.h"

include/exec/memory-internal.h

@@ -38,10 +38,6 @@ void flatview_unref(FlatView *view);
 
 extern const MemoryRegionOps unassigned_mem_ops;
 
-bool memory_region_access_valid(MemoryRegion *mr, hwaddr addr,
-                                unsigned size, bool is_write,
-                                MemTxAttrs attrs);
-
 void flatview_add_to_dispatch(FlatView *fv, MemoryRegionSection *section);
 AddressSpaceDispatch *address_space_dispatch_new(FlatView *fv);
 void address_space_dispatch_compact(AddressSpaceDispatch *d);

include/exec/memory.h

@@ -2442,6 +2442,10 @@ void memory_global_dirty_log_stop(unsigned int flags);
 
 void mtree_info(bool flatview, bool dispatch_tree, bool owner, bool disabled);
 
+bool memory_region_access_valid(MemoryRegion *mr, hwaddr addr,
+                                unsigned size, bool is_write,
+                                MemTxAttrs attrs);
+
 /**
  * memory_region_dispatch_read: perform a read directly to the specified
  * MemoryRegion.