1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2014 NVIDIA Corporation
4 */
5
6 #ifndef __SOC_TEGRA_COMMON_H__
7 #define __SOC_TEGRA_COMMON_H__
8
9 #include <linux/errno.h>
10 #include <linux/types.h>
11
12 struct device;
13
14 /**
15 * Tegra SoC core device OPP table configuration
16 *
17 * @init_state: pre-initialize OPP state of a device
18 */
19 struct tegra_core_opp_params {
20 bool init_state;
21 };
22
23 #ifdef CONFIG_ARCH_TEGRA
24 bool soc_is_tegra(void);
25
26 int devm_tegra_core_dev_init_opp_table(struct device *dev,
27 struct tegra_core_opp_params *params);
28 #else
29 static inline bool soc_is_tegra(void)
30 {
31 return false;
32 }
33
34 static inline int
35 devm_tegra_core_dev_init_opp_table(struct device *dev,
36 struct tegra_core_opp_params *params)
37 {
38 return -ENODEV;
39 }
40 #endif
41
42 static inline int
43 devm_tegra_core_dev_init_opp_table_common(struct device *dev)
44 {
45 struct tegra_core_opp_params opp_params = {};
46 int err;
47
48 opp_params.init_state = true;
49
50 err = devm_tegra_core_dev_init_opp_table(dev, &opp_params);
51 if (err != -ENODEV)
52 return err;
53
54 return 0;
55 }
56
57 #endif /* __SOC_TEGRA_COMMON_H__ */
58
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