1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Intel SKL IPC Support
*
* Copyright (C) 2014-15, Intel Corporation.
*/
#ifndef __SKL_IPC_H
#define __SKL_IPC_H
#include <linux/irqreturn.h>
#include "../common/sst-ipc.h"
#include "skl-sst-dsp.h"
struct sst_dsp;
struct sst_generic_ipc;
enum skl_ipc_pipeline_state {
PPL_INVALID_STATE = 0,
PPL_UNINITIALIZED = 1,
PPL_RESET = 2,
PPL_PAUSED = 3,
PPL_RUNNING = 4,
PPL_ERROR_STOP = 5,
PPL_SAVED = 6,
PPL_RESTORED = 7
};
struct skl_ipc_dxstate_info {
u32 core_mask;
u32 dx_mask;
};
struct skl_ipc_header {
u32 primary;
u32 extension;
};
struct skl_dsp_cores {
unsigned int count;
enum skl_dsp_states *state;
int *usage_count;
};
/**
* skl_d0i3_data: skl D0i3 counters data struct
*
* @streaming: Count of usecases that can attempt streaming D0i3
* @non_streaming: Count of usecases that can attempt non-streaming D0i3
* @non_d0i3: Count of usecases that cannot attempt D0i3
* @state: current state
* @work: D0i3 worker thread
*/
struct skl_d0i3_data {
int streaming;
int non_streaming;
int non_d0i3;
enum skl_dsp_d0i3_states state;
struct delayed_work work;
};
#define SKL_LIB_NAME_LENGTH 128
#define SKL_MAX_LIB 16
struct skl_lib_info {
char name[SKL_LIB_NAME_LENGTH];
const struct firmware *fw;
};
struct skl_ipc_init_instance_msg {
u32 module_id;
u32 instance_id;
u16 param_data_size;
u8 ppl_instance_id;
u8 core_id;
u8 domain;
};
struct skl_ipc_bind_unbind_msg {
u32 module_id;
u32 instance_id;
u32 dst_module_id;
u32 dst_instance_id;
u8 src_queue;
u8 dst_queue;
bool bind;
};
struct skl_ipc_large_config_msg {
u32 module_id;
u32 instance_id;
u32 large_param_id;
u32 param_data_size;
};
struct skl_ipc_d0ix_msg {
u32 module_id;
u32 instance_id;
u8 streaming;
u8 wake;
};
#define SKL_IPC_BOOT_MSECS 3000
#define SKL_IPC_D3_MASK 0
#define SKL_IPC_D0_MASK 3
irqreturn_t skl_dsp_irq_thread_handler(int irq, void *context);
int skl_ipc_create_pipeline(struct sst_generic_ipc *sst_ipc,
u16 ppl_mem_size, u8 ppl_type, u8 instance_id, u8 lp_mode);
int skl_ipc_delete_pipeline(struct sst_generic_ipc *sst_ipc, u8 instance_id);
int skl_ipc_set_pipeline_state(struct sst_generic_ipc *sst_ipc,
u8 instance_id, enum skl_ipc_pipeline_state state);
int skl_ipc_save_pipeline(struct sst_generic_ipc *ipc,
u8 instance_id, int dma_id);
int skl_ipc_restore_pipeline(struct sst_generic_ipc *ipc, u8 instance_id);
int skl_ipc_init_instance(struct sst_generic_ipc *sst_ipc,
struct skl_ipc_init_instance_msg *msg, void *param_data);
int skl_ipc_bind_unbind(struct sst_generic_ipc *sst_ipc,
struct skl_ipc_bind_unbind_msg *msg);
int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
u8 module_cnt, void *data);
int skl_ipc_unload_modules(struct sst_generic_ipc *ipc,
u8 module_cnt, void *data);
int skl_ipc_set_dx(struct sst_generic_ipc *ipc,
u8 instance_id, u16 module_id, struct skl_ipc_dxstate_info *dx);
int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
struct skl_ipc_large_config_msg *msg, u32 *param);
int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
struct skl_ipc_large_config_msg *msg,
u32 **payload, size_t *bytes);
int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
u8 dma_id, u8 table_id, bool wait);
int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc,
struct skl_ipc_d0ix_msg *msg);
int skl_ipc_check_D0i0(struct sst_dsp *dsp, bool state);
void skl_ipc_int_enable(struct sst_dsp *dsp);
void skl_ipc_op_int_enable(struct sst_dsp *ctx);
void skl_ipc_op_int_disable(struct sst_dsp *ctx);
void skl_ipc_int_disable(struct sst_dsp *dsp);
bool skl_ipc_int_status(struct sst_dsp *dsp);
void skl_ipc_free(struct sst_generic_ipc *ipc);
int skl_ipc_init(struct device *dev, struct skl_dev *skl);
void skl_clear_module_cnt(struct sst_dsp *ctx);
void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
struct skl_ipc_header header);
int skl_ipc_process_notification(struct sst_generic_ipc *ipc,
struct skl_ipc_header header);
void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
size_t tx_size);
#endif /* __SKL_IPC_H */
|
