Commit | Line | Data |
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1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | /* |
3 | * Driver for Digigram miXart soundcards | |
4 | * | |
5 | * main header file | |
6 | * | |
7 | * Copyright (c) 2003 by Digigram <alsa@digigram.com> | |
1da177e4 LT |
8 | */ |
9 | ||
10 | #ifndef __SOUND_MIXART_H | |
11 | #define __SOUND_MIXART_H | |
12 | ||
13 | #include <linux/interrupt.h> | |
62932df8 | 14 | #include <linux/mutex.h> |
1da177e4 LT |
15 | #include <sound/pcm.h> |
16 | ||
17 | #define MIXART_DRIVER_VERSION 0x000100 /* 0.1.0 */ | |
18 | ||
19 | ||
20 | /* | |
21 | */ | |
22 | ||
67b48b88 | 23 | struct mixart_uid { |
1da177e4 LT |
24 | u32 object_id; |
25 | u32 desc; | |
26 | }; | |
27 | ||
28 | struct mem_area { | |
29 | unsigned long phys; | |
30 | void __iomem *virt; | |
31 | struct resource *res; | |
32 | }; | |
33 | ||
34 | ||
1da177e4 LT |
35 | struct mixart_route { |
36 | unsigned char connected; | |
37 | unsigned char phase_inv; | |
38 | int volume; | |
39 | }; | |
40 | ||
41 | ||
42 | /* firmware status codes */ | |
43 | #define MIXART_MOTHERBOARD_XLX_INDEX 0 | |
44 | #define MIXART_MOTHERBOARD_ELF_INDEX 1 | |
45 | #define MIXART_AESEBUBOARD_XLX_INDEX 2 | |
46 | #define MIXART_HARDW_FILES_MAX_INDEX 3 /* xilinx, elf, AESEBU xilinx */ | |
47 | ||
48 | #define MIXART_MAX_CARDS 4 | |
49 | #define MSG_FIFO_SIZE 16 | |
50 | ||
51 | #define MIXART_MAX_PHYS_CONNECTORS (MIXART_MAX_CARDS * 2 * 2) /* 4 * stereo * (analog+digital) */ | |
52 | ||
67b48b88 | 53 | struct mixart_mgr { |
1da177e4 | 54 | unsigned int num_cards; |
67b48b88 | 55 | struct snd_mixart *chip[MIXART_MAX_CARDS]; |
1da177e4 LT |
56 | |
57 | struct pci_dev *pci; | |
58 | ||
59 | int irq; | |
60 | ||
61 | /* memory-maps */ | |
62 | struct mem_area mem[2]; | |
63 | ||
1da177e4 LT |
64 | /* one and only blocking message or notification may be pending */ |
65 | u32 pending_event; | |
66 | wait_queue_head_t msg_sleep; | |
67 | ||
8d3a8b5c | 68 | /* messages fifo */ |
1da177e4 LT |
69 | u32 msg_fifo[MSG_FIFO_SIZE]; |
70 | int msg_fifo_readptr; | |
71 | int msg_fifo_writeptr; | |
1c623c24 | 72 | atomic_t msg_processed; /* number of messages to be processed in tasklet */ |
1da177e4 | 73 | |
8d3a8b5c TI |
74 | struct mutex lock; /* interrupt lock */ |
75 | struct mutex msg_lock; /* mailbox lock */ | |
1da177e4 | 76 | |
62932df8 | 77 | struct mutex setup_mutex; /* mutex used in hw_params, open and close */ |
1da177e4 LT |
78 | |
79 | /* hardware interface */ | |
80 | unsigned int dsp_loaded; /* bit flags of loaded dsp indices */ | |
81 | unsigned int board_type; /* read from embedded once elf file is loaded, 250 = miXart8, 251 = with AES, 252 = with Cobranet */ | |
82 | ||
83 | struct snd_dma_buffer flowinfo; | |
84 | struct snd_dma_buffer bufferinfo; | |
85 | ||
67b48b88 | 86 | struct mixart_uid uid_console_manager; |
1da177e4 LT |
87 | int sample_rate; |
88 | int ref_count_rate; | |
89 | ||
62932df8 | 90 | struct mutex mixer_mutex; /* mutex for mixer */ |
1da177e4 LT |
91 | |
92 | }; | |
93 | ||
94 | ||
95 | #define MIXART_STREAM_STATUS_FREE 0 | |
96 | #define MIXART_STREAM_STATUS_OPEN 1 | |
97 | #define MIXART_STREAM_STATUS_RUNNING 2 | |
98 | #define MIXART_STREAM_STATUS_DRAINING 3 | |
99 | #define MIXART_STREAM_STATUS_PAUSE 4 | |
100 | ||
101 | #define MIXART_PLAYBACK_STREAMS 4 | |
102 | #define MIXART_CAPTURE_STREAMS 1 | |
103 | ||
104 | #define MIXART_PCM_ANALOG 0 | |
105 | #define MIXART_PCM_DIGITAL 1 | |
106 | #define MIXART_PCM_TOTAL 2 | |
107 | ||
108 | #define MIXART_MAX_STREAM_PER_CARD (MIXART_PCM_TOTAL * (MIXART_PLAYBACK_STREAMS + MIXART_CAPTURE_STREAMS) ) | |
109 | ||
110 | ||
111 | #define MIXART_NOTIFY_CARD_MASK 0xF000 | |
112 | #define MIXART_NOTIFY_CARD_OFFSET 12 | |
113 | #define MIXART_NOTIFY_PCM_MASK 0x0F00 | |
114 | #define MIXART_NOTIFY_PCM_OFFSET 8 | |
115 | #define MIXART_NOTIFY_CAPT_MASK 0x0080 | |
116 | #define MIXART_NOTIFY_SUBS_MASK 0x007F | |
117 | ||
118 | ||
67b48b88 TI |
119 | struct mixart_stream { |
120 | struct snd_pcm_substream *substream; | |
121 | struct mixart_pipe *pipe; | |
1da177e4 LT |
122 | int pcm_number; |
123 | ||
124 | int status; /* nothing, running, draining */ | |
125 | ||
126 | u64 abs_period_elapsed; /* last absolute stream position where period_elapsed was called (multiple of runtime->period_size) */ | |
127 | u32 buf_periods; /* periods counter in the buffer (< runtime->periods) */ | |
128 | u32 buf_period_frag; /* defines with buf_period_pos the exact position in the buffer (< runtime->period_size) */ | |
129 | ||
130 | int channels; | |
131 | }; | |
132 | ||
133 | ||
134 | enum mixart_pipe_status { | |
135 | PIPE_UNDEFINED, | |
136 | PIPE_STOPPED, | |
137 | PIPE_RUNNING, | |
138 | PIPE_CLOCK_SET | |
139 | }; | |
140 | ||
67b48b88 TI |
141 | struct mixart_pipe { |
142 | struct mixart_uid group_uid; /* id of the pipe, as returned by embedded */ | |
1da177e4 | 143 | int stream_count; |
67b48b88 TI |
144 | struct mixart_uid uid_left_connector; /* UID's for the audio connectors */ |
145 | struct mixart_uid uid_right_connector; | |
1da177e4 LT |
146 | enum mixart_pipe_status status; |
147 | int references; /* number of subs openned */ | |
148 | int monitoring; /* pipe used for monitoring issue */ | |
149 | }; | |
150 | ||
151 | ||
152 | struct snd_mixart { | |
67b48b88 TI |
153 | struct snd_card *card; |
154 | struct mixart_mgr *mgr; | |
1da177e4 | 155 | int chip_idx; /* zero based */ |
67b48b88 | 156 | struct snd_hwdep *hwdep; /* DSP loader, only for the first card */ |
1da177e4 | 157 | |
67b48b88 TI |
158 | struct snd_pcm *pcm; /* PCM analog i/o */ |
159 | struct snd_pcm *pcm_dig; /* PCM digital i/o */ | |
1da177e4 LT |
160 | |
161 | /* allocate stereo pipe for instance */ | |
67b48b88 TI |
162 | struct mixart_pipe pipe_in_ana; |
163 | struct mixart_pipe pipe_out_ana; | |
1da177e4 LT |
164 | |
165 | /* if AES/EBU daughter board is available, additional pipes possible on pcm_dig */ | |
67b48b88 TI |
166 | struct mixart_pipe pipe_in_dig; |
167 | struct mixart_pipe pipe_out_dig; | |
1da177e4 | 168 | |
67b48b88 TI |
169 | struct mixart_stream playback_stream[MIXART_PCM_TOTAL][MIXART_PLAYBACK_STREAMS]; /* 0 = pcm, 1 = pcm_dig */ |
170 | struct mixart_stream capture_stream[MIXART_PCM_TOTAL]; /* 0 = pcm, 1 = pcm_dig */ | |
1da177e4 LT |
171 | |
172 | /* UID's for the physical io's */ | |
67b48b88 TI |
173 | struct mixart_uid uid_out_analog_physio; |
174 | struct mixart_uid uid_in_analog_physio; | |
1da177e4 LT |
175 | |
176 | int analog_playback_active[2]; /* Mixer : Master Playback active (!mute) */ | |
177 | int analog_playback_volume[2]; /* Mixer : Master Playback Volume */ | |
178 | int analog_capture_volume[2]; /* Mixer : Master Capture Volume */ | |
179 | int digital_playback_active[2*MIXART_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Active [(analog+AES output)*streams][stereo]*/ | |
180 | int digital_playback_volume[2*MIXART_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Volume [(analog+AES output)*streams][stereo]*/ | |
181 | int digital_capture_volume[2][2]; /* Mixer : Digital Capture Volume [analog+AES output][stereo] */ | |
182 | int monitoring_active[2]; /* Mixer : Monitoring Active */ | |
183 | int monitoring_volume[2]; /* Mixer : Monitoring Volume */ | |
184 | }; | |
185 | ||
186 | struct mixart_bufferinfo | |
187 | { | |
188 | u32 buffer_address; | |
189 | u32 reserved[5]; | |
190 | u32 available_length; | |
191 | u32 buffer_id; | |
192 | }; | |
193 | ||
194 | struct mixart_flowinfo | |
195 | { | |
196 | u32 bufferinfo_array_phy_address; | |
197 | u32 reserved[11]; | |
198 | u32 bufferinfo_count; | |
199 | u32 capture; | |
200 | }; | |
201 | ||
202 | /* exported */ | |
67b48b88 TI |
203 | int snd_mixart_create_pcm(struct snd_mixart * chip); |
204 | struct mixart_pipe *snd_mixart_add_ref_pipe(struct snd_mixart *chip, int pcm_number, int capture, int monitoring); | |
205 | int snd_mixart_kill_ref_pipe(struct mixart_mgr *mgr, struct mixart_pipe *pipe, int monitoring); | |
1da177e4 LT |
206 | |
207 | #endif /* __SOUND_MIXART_H */ |