1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * sst_mfld_platform.h - Intel MID Platform driver header file |
4 | * |
5 | * Copyright (C) 2010 Intel Corp |
6 | * Author: Vinod Koul <vinod.koul@intel.com> |
7 | * Author: Harsha Priya <priya.harsha@intel.com> |
8 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
9 | * |
10 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
11 | */ |
12 | |
13 | #ifndef __SST_PLATFORMDRV_H__ |
14 | #define __SST_PLATFORMDRV_H__ |
15 | |
16 | #include "sst-mfld-dsp.h" |
17 | #include "sst-atom-controls.h" |
18 | |
19 | extern struct sst_device *sst; |
20 | extern const struct snd_compress_ops sst_platform_compress_ops; |
21 | |
22 | #define DRV_NAME "sst" |
23 | |
24 | #define SST_MONO 1 |
25 | #define SST_STEREO 2 |
26 | #define SST_MAX_CAP 5 |
27 | |
28 | #define SST_MAX_BUFFER (800*1024) |
29 | #define SST_MIN_BUFFER (800*1024) |
30 | #define SST_MIN_PERIOD_BYTES 32 |
31 | #define SST_MAX_PERIOD_BYTES SST_MAX_BUFFER |
32 | #define SST_MIN_PERIODS 2 |
33 | #define SST_MAX_PERIODS (1024*2) |
34 | #define SST_FIFO_SIZE 0 |
35 | |
36 | struct pcm_stream_info { |
37 | int str_id; |
38 | void *arg; |
39 | void (*period_elapsed) (void *arg); |
40 | unsigned long long buffer_ptr; |
41 | unsigned long long pcm_delay; |
42 | int sfreq; |
43 | }; |
44 | |
45 | enum sst_drv_status { |
46 | SST_PLATFORM_INIT = 1, |
47 | SST_PLATFORM_STARTED, |
48 | SST_PLATFORM_RUNNING, |
49 | SST_PLATFORM_PAUSED, |
50 | SST_PLATFORM_DROPPED, |
51 | }; |
52 | |
53 | enum sst_stream_ops { |
54 | STREAM_OPS_PLAYBACK = 0, |
55 | STREAM_OPS_CAPTURE, |
56 | }; |
57 | |
58 | enum sst_audio_device_type { |
59 | SND_SST_DEVICE_HEADSET = 1, |
60 | SND_SST_DEVICE_IHF, |
61 | SND_SST_DEVICE_VIBRA, |
62 | SND_SST_DEVICE_HAPTIC, |
63 | SND_SST_DEVICE_CAPTURE, |
64 | SND_SST_DEVICE_COMPRESS, |
65 | }; |
66 | |
67 | /* PCM Parameters */ |
68 | struct sst_pcm_params { |
69 | u16 codec; /* codec type */ |
70 | u8 num_chan; /* 1=Mono, 2=Stereo */ |
71 | u8 pcm_wd_sz; /* 16/24 - bit*/ |
72 | u32 reserved; /* Bitrate in bits per second */ |
73 | u32 sfreq; /* Sampling rate in Hz */ |
74 | u32 ring_buffer_size; |
75 | u32 period_count; /* period elapsed in samples*/ |
76 | u32 ring_buffer_addr; |
77 | }; |
78 | |
79 | struct sst_stream_params { |
80 | u32 result; |
81 | u32 stream_id; |
82 | u8 codec; |
83 | u8 ops; |
84 | u8 stream_type; |
85 | u8 device_type; |
86 | struct sst_pcm_params sparams; |
87 | }; |
88 | |
89 | struct sst_compress_cb { |
90 | void *param; |
91 | void (*compr_cb)(void *param); |
92 | void *drain_cb_param; |
93 | void (*drain_notify)(void *param); |
94 | }; |
95 | |
96 | struct compress_sst_ops { |
97 | const char *name; |
98 | int (*open)(struct device *dev, |
99 | struct snd_sst_params *str_params, struct sst_compress_cb *cb); |
100 | int (*stream_start)(struct device *dev, unsigned int str_id); |
101 | int (*stream_drop)(struct device *dev, unsigned int str_id); |
102 | int (*stream_drain)(struct device *dev, unsigned int str_id); |
103 | int (*stream_partial_drain)(struct device *dev, unsigned int str_id); |
104 | int (*stream_pause)(struct device *dev, unsigned int str_id); |
105 | int (*stream_pause_release)(struct device *dev, unsigned int str_id); |
106 | |
107 | int (*tstamp)(struct device *dev, unsigned int str_id, |
108 | struct snd_compr_tstamp *tstamp); |
109 | int (*ack)(struct device *dev, unsigned int str_id, |
110 | unsigned long bytes); |
111 | int (*close)(struct device *dev, unsigned int str_id); |
112 | int (*get_caps)(struct snd_compr_caps *caps); |
113 | int (*get_codec_caps)(struct snd_compr_codec_caps *codec); |
114 | int (*set_metadata)(struct device *dev, unsigned int str_id, |
115 | struct snd_compr_metadata *mdata); |
116 | int (*power)(struct device *dev, bool state); |
117 | }; |
118 | |
119 | struct sst_ops { |
120 | int (*open)(struct device *dev, struct snd_sst_params *str_param); |
121 | int (*stream_init)(struct device *dev, struct pcm_stream_info *str_info); |
122 | int (*stream_start)(struct device *dev, int str_id); |
123 | int (*stream_drop)(struct device *dev, int str_id); |
124 | int (*stream_pause)(struct device *dev, int str_id); |
125 | int (*stream_pause_release)(struct device *dev, int str_id); |
126 | int (*stream_read_tstamp)(struct device *dev, struct pcm_stream_info *str_info); |
127 | int (*send_byte_stream)(struct device *dev, struct snd_sst_bytes_v2 *bytes); |
128 | int (*close)(struct device *dev, unsigned int str_id); |
129 | int (*power)(struct device *dev, bool state); |
130 | }; |
131 | |
132 | struct sst_runtime_stream { |
133 | int stream_status; |
134 | unsigned int id; |
135 | size_t bytes_written; |
136 | struct pcm_stream_info stream_info; |
137 | struct sst_ops *ops; |
138 | struct compress_sst_ops *compr_ops; |
139 | spinlock_t status_lock; |
140 | }; |
141 | |
142 | struct sst_device { |
143 | char *name; |
144 | struct device *dev; |
145 | struct sst_ops *ops; |
146 | struct platform_device *pdev; |
147 | struct compress_sst_ops *compr_ops; |
148 | }; |
149 | |
150 | struct sst_data; |
151 | |
152 | int sst_dsp_init_v2_dpcm(struct snd_soc_component *component); |
153 | int sst_send_pipe_gains(struct snd_soc_dai *dai, int stream, int mute); |
154 | int send_ssp_cmd(struct snd_soc_dai *dai, const char *id, bool enable); |
155 | int sst_handle_vb_timer(struct snd_soc_dai *dai, bool enable); |
156 | |
157 | void sst_set_stream_status(struct sst_runtime_stream *stream, int state); |
158 | int sst_fill_stream_params(void *substream, const struct sst_data *ctx, |
159 | struct snd_sst_params *str_params, bool is_compress); |
160 | |
161 | struct sst_algo_int_control_v2 { |
162 | struct soc_mixer_control mc; |
163 | u16 module_id; /* module identifieer */ |
164 | u16 pipe_id; /* location info: pipe_id + instance_id */ |
165 | u16 instance_id; |
166 | unsigned int value; /* Value received is stored here */ |
167 | }; |
168 | struct sst_data { |
169 | struct platform_device *pdev; |
170 | struct sst_platform_data *pdata; |
171 | struct snd_sst_bytes_v2 *byte_stream; |
172 | struct mutex lock; |
173 | struct snd_soc_card *soc_card; |
174 | struct sst_cmd_sba_hw_set_ssp ssp_cmd; |
175 | }; |
176 | int sst_register_dsp(struct sst_device *dev); |
177 | int sst_unregister_dsp(struct sst_device *dev); |
178 | #endif |
179 | |