linuxdebug/include/linux/platform_data/dma-mmp_tdma.h

37 lines
647 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* SRAM Memory Management
*
* Copyright (c) 2011 Marvell Semiconductors Inc.
*/
#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 */