#ifndef __ASM_SRAM_H #define __ASM_SRAM_H #ifdef [31mCONFIG_HAVE_SRAM_POOL[0m #include <linux/spinlock.h> #include <linux/genalloc.h> /* arch/sh/mm/sram.c */ extern struct gen_pool *sram_pool; static inline unsigned long sram_alloc(size_t len) { if (!sram_pool) return 0UL; return gen_pool_alloc(sram_pool, len); } static inline void sram_free(unsigned long addr, size_t len) { return gen_pool_free(sram_pool, addr, len); } #else static inline unsigned long sram_alloc(size_t len) { return 0; } static inline void sram_free(unsigned long addr, size_t len) { } #endif /* CONFIG_HAVE_SRAM_POOL */ #endif /* __ASM_SRAM_H */ |