1 files changed, 96 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/syslink/heap.h b/arch/arm/plat-omap/include/syslink/heap.h
new file mode 100644
index 00000000000..47949ad1cbb
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+++ b/arch/arm/plat-omap/include/syslink/heap.h
@@ -0,0 +1,96 @@
+/*
+ *  heap.h
+ *
+ *  Heap module manages fixed size buffers that can be used
+ *  in a multiprocessor system with shared memory.
+ *
+ *  Copyright (C) 2008-2009 Texas Instruments, Inc.
+ *
+ *  This package is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ *  IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ *  WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
+ *  PURPOSE.
+ */
+
+#ifndef _HEAP_H_
+#define _HEAP_H_
+
+#include <linux/types.h>
+
+/*
+ *  Structure defining memory related statistics
+ */
+struct memory_stats{
+	u32 total_size; /* Total memory size */
+	u32 total_free_size; /* Total free memory size */
+	u32 largest_free_size; /* Largest free memory size */
+};
+
+/*!
+ *  ======== extendedstats ========
+ *  Stats structure for the get_extended_stats API.
+ *
+ *  max_allocated_blocks: The maximum number of blocks allocated
+ *  from this heap at any single point in time during the lifetime of this
+ *  heap instance.
+ *
+ *  num_allocated_blocks: The total number of blocks currently
+ *  allocated in this Heap instance.
+ */
+struct heap_extended_stats {
+	u32 max_allocated_blocks;
+	u32 num_allocated_blocks;
+};
+
+/*
+ *  Structure defining config parameters for the heapbuf module
+ */
+struct heap_config {
+	u32 max_name_len; /* Maximum length of name */
+	bool track_max_allocs; /* Track the max number of allocated blocks */
+};
+
+/*
+ *  Structure for the handle for the heap
+ */
+struct heap_object {
+	void* (*alloc) (void *handle, u32 size, u32 align);
+	int (*free) (void *handle, void *block, u32 size);
+	void (*get_stats) (void *handle, struct memory_stats *stats);
+	void (*get_extended_stats) (void *handle,
+					struct heap_extended_stats *stats);
+	bool (*is_blocking) (void *handle);
+	void *obj;
+};
+
+/*
+ *  Allocate a block
+ */
+void *sl_heap_alloc(void *handle, u32 size, u32 align);
+
+/*
+ *  Frees the block to this Heap
+ */
+int sl_heap_free(void *handle, void *block, u32 size);
+
+/*
+ * Get heap statistics
+ */
+void sl_heap_get_stats(void *handle, struct memory_stats *stats);
+
+/*
+ * Get heap extended statistics
+ */
+void sl_heap_get_extended_stats(void *hphandle,
+				struct heap_extended_stats *stats);
+
+/*
+ * Indicates whether a heap will block on free or alloc
+ */
+bool sl_heap_is_blocking(void *hphandle);
+
+#endif /* _HEAP_H_ */