1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 *
 4 * Copyright (C) 2008-2009 ST-Ericsson AB
 5 *
 6 * Author: Rickard Andersson <rickard.andersson@stericsson.com>
 7 * Author: Linus Walleij <linus.walleij@stericsson.com>
 8 */
 9#ifndef __ASMARM_TCM_H
10#define __ASMARM_TCM_H
11
12#ifdef CONFIG_HAVE_TCM
13
14#include <linux/compiler.h>
15
16/* Tag variables with this */
17#define __tcmdata __section(".tcm.data")
18/* Tag constants with this */
19#define __tcmconst __section(".tcm.rodata")
20/* Tag functions inside TCM called from outside TCM with this */
21#define __tcmfunc __attribute__((long_call)) __section(".tcm.text") noinline
22/* Tag function inside TCM called from inside TCM  with this */
23#define __tcmlocalfunc __section(".tcm.text")
24
25void *tcm_alloc(size_t len);
26void tcm_free(void *addr, size_t len);
27bool tcm_dtcm_present(void);
28bool tcm_itcm_present(void);
29
30void __init tcm_init(void);
31#else
32/* No TCM support, just blank inlines to be optimized out */
33static inline void tcm_init(void)
34{
35}
36#endif
37#endif

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 *
 4 * Copyright (C) 2008-2009 ST-Ericsson AB
 5 *
 6 * Author: Rickard Andersson <rickard.andersson@stericsson.com>
 7 * Author: Linus Walleij <linus.walleij@stericsson.com>
 8 */
 9#ifndef __ASMARM_TCM_H
10#define __ASMARM_TCM_H
11
12#ifdef CONFIG_HAVE_TCM
13
14#include <linux/compiler.h>
15
16/* Tag variables with this */
17#define __tcmdata __section(".tcm.data")
18/* Tag constants with this */
19#define __tcmconst __section(".tcm.rodata")
20/* Tag functions inside TCM called from outside TCM with this */
21#define __tcmfunc __attribute__((long_call)) __section(".tcm.text") noinline
22/* Tag function inside TCM called from inside TCM  with this */
23#define __tcmlocalfunc __section(".tcm.text")
24
25void *tcm_alloc(size_t len);
26void tcm_free(void *addr, size_t len);
27bool tcm_dtcm_present(void);
28bool tcm_itcm_present(void);
29
30void __init tcm_init(void);
31#else
32/* No TCM support, just blank inlines to be optimized out */
33static inline void tcm_init(void)
34{
35}
36#endif
37#endif