37 lines
647 B
C
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 */
|