kernel_samsung_a34x-permissive/include/linux/platform_data/dma-mmp_tdma.h

41 lines
799 B
C
Raw Normal View History

/*
* 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_MMP_SRAM
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 */