Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / platform_data / dma-mmp_tdma.h

diff --git a/kernel/include/linux/platform_data/dma-mmp_tdma.h b/kernel/include/linux/platform_data/dma-mmp_tdma.h
new file mode 100644 (file)
index 0000000..0c72886
--- /dev/null
+++ b/kernel/include/linux/platform_data/dma-mmp_tdma.h
@@ -0,0 +1,40 @@
+/*
+ *  SRAM Memory Management
+ *
+ *  Copyright (c) 2011 Marvell Semiconductors Inc.
+ *
+ *  This program 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.
+ *
+ */
+
+#ifndef __DMA_MMP_TDMA_H
+#define __DMA_MMP_TDMA_H
+
+#include <linux/genalloc.h>
+
+/* ARBITRARY:  SRAM allocations are multiples of this 2^N size */
+#define SRAM_GRANULARITY       512
+
+enum sram_type {
+       MMP_SRAM_UNDEFINED = 0,
+       MMP_ASRAM,
+       MMP_ISRAM,
+};
+
+struct sram_platdata {
+       char *pool_name;
+       int granularity;
+};
+
+#ifdef CONFIG_ARM
+extern struct gen_pool *sram_get_gpool(char *pool_name);
+#else
+static inline struct gen_pool *sram_get_gpool(char *pool_name)
+{
+       return NULL;
+}
+#endif
+
+#endif /* __DMA_MMP_TDMA_H */