1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2018, NVIDIA CORPORATION.
4  */
5 
6 #ifndef __FIRMWARE_TEGRA_BPMP_PRIVATE_H
7 #define __FIRMWARE_TEGRA_BPMP_PRIVATE_H
8 
9 #include <soc/tegra/bpmp.h>
10 
11 struct tegra_bpmp_ops {
12 	int (*init)(struct tegra_bpmp *bpmp);
13 	void (*deinit)(struct tegra_bpmp *bpmp);
14 	bool (*is_response_ready)(struct tegra_bpmp_channel *channel);
15 	bool (*is_request_ready)(struct tegra_bpmp_channel *channel);
16 	int (*ack_response)(struct tegra_bpmp_channel *channel);
17 	int (*ack_request)(struct tegra_bpmp_channel *channel);
18 	bool (*is_response_channel_free)(struct tegra_bpmp_channel *channel);
19 	bool (*is_request_channel_free)(struct tegra_bpmp_channel *channel);
20 	int (*post_response)(struct tegra_bpmp_channel *channel);
21 	int (*post_request)(struct tegra_bpmp_channel *channel);
22 	int (*ring_doorbell)(struct tegra_bpmp *bpmp);
23 	int (*resume)(struct tegra_bpmp *bpmp);
24 };
25 
26 #if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC) || \
27     IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \
28     IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC)
29 extern const struct tegra_bpmp_ops tegra186_bpmp_ops;
30 #endif
31 #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
32 extern const struct tegra_bpmp_ops tegra210_bpmp_ops;
33 #endif
34 
35 #endif
36