1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Defines for the SRAM driver
 
 
 
 
 4 */
 5#ifndef __SRAM_H
 6#define __SRAM_H
 7
 8struct sram_partition {
 9	void __iomem *base;
10
11	struct gen_pool *pool;
12	struct bin_attribute battr;
13	struct mutex lock;
14	struct list_head list;
15};
16
17struct sram_dev {
18	struct device *dev;
19	void __iomem *virt_base;
20
21	struct gen_pool *pool;
22	struct clk *clk;
23
24	struct sram_partition *partition;
25	u32 partitions;
26};
27
28struct sram_reserve {
29	struct list_head list;
30	u32 start;
31	u32 size;
32	bool export;
33	bool pool;
34	bool protect_exec;
35	const char *label;
36};
37
38#ifdef CONFIG_SRAM_EXEC
39int sram_check_protect_exec(struct sram_dev *sram, struct sram_reserve *block,
40			    struct sram_partition *part);
41int sram_add_protect_exec(struct sram_partition *part);
42#else
43static inline int sram_check_protect_exec(struct sram_dev *sram,
44					  struct sram_reserve *block,
45					  struct sram_partition *part)
46{
47	return -ENODEV;
48}
49
50static inline int sram_add_protect_exec(struct sram_partition *part)
51{
52	return -ENODEV;
53}
54#endif /* CONFIG_SRAM_EXEC */
55#endif /* __SRAM_H */

 
 1/*
 2 * Defines for the SRAM driver
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License version 2 as
 6 * published by the Free Software Foundation.
 7 */
 8#ifndef __SRAM_H
 9#define __SRAM_H
10
11struct sram_partition {
12	void __iomem *base;
13
14	struct gen_pool *pool;
15	struct bin_attribute battr;
16	struct mutex lock;
17	struct list_head list;
18};
19
20struct sram_dev {
21	struct device *dev;
22	void __iomem *virt_base;
23
24	struct gen_pool *pool;
25	struct clk *clk;
26
27	struct sram_partition *partition;
28	u32 partitions;
29};
30
31struct sram_reserve {
32	struct list_head list;
33	u32 start;
34	u32 size;
35	bool export;
36	bool pool;
37	bool protect_exec;
38	const char *label;
39};
40
41#ifdef CONFIG_SRAM_EXEC
42int sram_check_protect_exec(struct sram_dev *sram, struct sram_reserve *block,
43			    struct sram_partition *part);
44int sram_add_protect_exec(struct sram_partition *part);
45#else
46static inline int sram_check_protect_exec(struct sram_dev *sram,
47					  struct sram_reserve *block,
48					  struct sram_partition *part)
49{
50	return -ENODEV;
51}
52
53static inline int sram_add_protect_exec(struct sram_partition *part)
54{
55	return -ENODEV;
56}
57#endif /* CONFIG_SRAM_EXEC */
58#endif /* __SRAM_H */