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

INCLUDED FROM

DEFINITIONS

1. sram_get_gpool

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  SRAM Memory Management
   4  *
   5  *  Copyright (c) 2011 Marvell Semiconductors Inc.
   6  */
   7 
   8 #ifndef __DMA_MMP_TDMA_H
   9 #define __DMA_MMP_TDMA_H
  10 
  11 #include <linux/genalloc.h>
  12 
  13 /* ARBITRARY:  SRAM allocations are multiples of this 2^N size */
  14 #define SRAM_GRANULARITY        512
  15 
  16 enum sram_type {
  17         MMP_SRAM_UNDEFINED = 0,
  18         MMP_ASRAM,
  19         MMP_ISRAM,
  20 };
  21 
  22 struct sram_platdata {
  23         char *pool_name;
  24         int granularity;
  25 };
  26 
  27 #ifdef CONFIG_MMP_SRAM
  28 extern struct gen_pool *sram_get_gpool(char *pool_name);
  29 #else
  30 static inline struct gen_pool *sram_get_gpool(char *pool_name)
  31 {
  32         return NULL;
  33 }
  34 #endif
  35 
  36 #endif /* __DMA_MMP_TDMA_H */