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8#ifndef __SKL_IPC_H
9#define __SKL_IPC_H
10
11#include <linux/irqreturn.h>
12#include "../common/sst-ipc.h"
13
14struct sst_dsp;
15struct skl_sst;
16struct sst_generic_ipc;
17
18enum skl_ipc_pipeline_state {
19 PPL_INVALID_STATE = 0,
20 PPL_UNINITIALIZED = 1,
21 PPL_RESET = 2,
22 PPL_PAUSED = 3,
23 PPL_RUNNING = 4,
24 PPL_ERROR_STOP = 5,
25 PPL_SAVED = 6,
26 PPL_RESTORED = 7
27};
28
29struct skl_ipc_dxstate_info {
30 u32 core_mask;
31 u32 dx_mask;
32};
33
34struct skl_ipc_header {
35 u32 primary;
36 u32 extension;
37};
38
39struct skl_dsp_cores {
40 unsigned int count;
41 enum skl_dsp_states *state;
42 int *usage_count;
43};
44
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53
54struct skl_d0i3_data {
55 int streaming;
56 int non_streaming;
57 int non_d0i3;
58 enum skl_dsp_d0i3_states state;
59 struct delayed_work work;
60};
61
62#define SKL_LIB_NAME_LENGTH 128
63#define SKL_MAX_LIB 16
64
65struct skl_lib_info {
66 char name[SKL_LIB_NAME_LENGTH];
67 const struct firmware *fw;
68};
69
70struct skl_sst {
71 struct device *dev;
72 struct sst_dsp *dsp;
73
74
75 wait_queue_head_t boot_wait;
76 bool boot_complete;
77
78
79 wait_queue_head_t mod_load_wait;
80 bool mod_load_complete;
81 bool mod_load_status;
82
83
84 struct sst_generic_ipc ipc;
85
86
87 void (*enable_miscbdcge)(struct device *dev, bool enable);
88
89 bool miscbdcg_disabled;
90
91
92 struct list_head uuid_list;
93
94
95 bool fw_loaded;
96
97
98 bool is_first_boot;
99
100
101 struct skl_dsp_cores cores;
102
103
104 struct skl_lib_info lib_info[SKL_MAX_LIB];
105 int lib_count;
106
107
108 void (*update_d0i3c)(struct device *dev, bool enable);
109
110 struct skl_d0i3_data d0i3;
111
112 const struct skl_dsp_ops *dsp_ops;
113
114
115 void (*clock_power_gating)(struct device *dev, bool enable);
116};
117
118struct skl_ipc_init_instance_msg {
119 u32 module_id;
120 u32 instance_id;
121 u16 param_data_size;
122 u8 ppl_instance_id;
123 u8 core_id;
124 u8 domain;
125};
126
127struct skl_ipc_bind_unbind_msg {
128 u32 module_id;
129 u32 instance_id;
130 u32 dst_module_id;
131 u32 dst_instance_id;
132 u8 src_queue;
133 u8 dst_queue;
134 bool bind;
135};
136
137struct skl_ipc_large_config_msg {
138 u32 module_id;
139 u32 instance_id;
140 u32 large_param_id;
141 u32 param_data_size;
142};
143
144struct skl_ipc_d0ix_msg {
145 u32 module_id;
146 u32 instance_id;
147 u8 streaming;
148 u8 wake;
149};
150
151#define SKL_IPC_BOOT_MSECS 3000
152
153#define SKL_IPC_D3_MASK 0
154#define SKL_IPC_D0_MASK 3
155
156irqreturn_t skl_dsp_irq_thread_handler(int irq, void *context);
157
158int skl_ipc_create_pipeline(struct sst_generic_ipc *sst_ipc,
159 u16 ppl_mem_size, u8 ppl_type, u8 instance_id, u8 lp_mode);
160
161int skl_ipc_delete_pipeline(struct sst_generic_ipc *sst_ipc, u8 instance_id);
162
163int skl_ipc_set_pipeline_state(struct sst_generic_ipc *sst_ipc,
164 u8 instance_id, enum skl_ipc_pipeline_state state);
165
166int skl_ipc_save_pipeline(struct sst_generic_ipc *ipc,
167 u8 instance_id, int dma_id);
168
169int skl_ipc_restore_pipeline(struct sst_generic_ipc *ipc, u8 instance_id);
170
171int skl_ipc_init_instance(struct sst_generic_ipc *sst_ipc,
172 struct skl_ipc_init_instance_msg *msg, void *param_data);
173
174int skl_ipc_bind_unbind(struct sst_generic_ipc *sst_ipc,
175 struct skl_ipc_bind_unbind_msg *msg);
176
177int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
178 u8 module_cnt, void *data);
179
180int skl_ipc_unload_modules(struct sst_generic_ipc *ipc,
181 u8 module_cnt, void *data);
182
183int skl_ipc_set_dx(struct sst_generic_ipc *ipc,
184 u8 instance_id, u16 module_id, struct skl_ipc_dxstate_info *dx);
185
186int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
187 struct skl_ipc_large_config_msg *msg, u32 *param);
188
189int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
190 struct skl_ipc_large_config_msg *msg, u32 *param);
191
192int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
193 u8 dma_id, u8 table_id, bool wait);
194
195int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc,
196 struct skl_ipc_d0ix_msg *msg);
197
198int skl_ipc_check_D0i0(struct sst_dsp *dsp, bool state);
199
200void skl_ipc_int_enable(struct sst_dsp *dsp);
201void skl_ipc_op_int_enable(struct sst_dsp *ctx);
202void skl_ipc_op_int_disable(struct sst_dsp *ctx);
203void skl_ipc_int_disable(struct sst_dsp *dsp);
204
205bool skl_ipc_int_status(struct sst_dsp *dsp);
206void skl_ipc_free(struct sst_generic_ipc *ipc);
207int skl_ipc_init(struct device *dev, struct skl_sst *skl);
208void skl_clear_module_cnt(struct sst_dsp *ctx);
209
210void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
211 struct skl_ipc_header header);
212int skl_ipc_process_notification(struct sst_generic_ipc *ipc,
213 struct skl_ipc_header header);
214void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
215 size_t tx_size);
216#endif
217