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Wai Yew CHAY8cc72362009-05-14 08:05:58 +02001/**
2 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
3 *
4 * This source file is released under GPL v2 license (no other versions).
5 * See the COPYING file included in the main directory of this source
6 * distribution for the license terms and conditions.
7 *
8 * @File ctatc.h
9 *
10 * @Brief
11 * This file contains the definition of the device resource management object.
12 *
13 * @Author Liu Chun
14 * @Date Mar 28 2008
15 *
16 */
17
18#ifndef CTATC_H
19#define CTATC_H
20
21#include <linux/types.h>
Takashi Iwai635c2652009-06-13 10:12:59 +020022#include <linux/mutex.h>
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020023#include <linux/pci.h>
24#include <linux/timer.h>
25#include <sound/core.h>
26
27#include "ctvmem.h"
Harry Butterworthb028b812011-06-11 17:41:13 +080028#include "cthardware.h"
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020029#include "ctresource.h"
30
31enum CTALSADEVS { /* Types of alsa devices */
32 FRONT,
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020033 SURROUND,
Takashi Iwai8372d4982009-06-02 14:27:56 +020034 CLFE,
35 SIDE,
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020036 IEC958,
37 MIXER,
38 NUM_CTALSADEVS /* This should always be the last */
39};
40
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020041struct ct_atc_chip_sub_details {
42 u16 subsys;
43 const char *nm_model;
44};
45
46struct ct_atc_chip_details {
47 u16 vendor;
48 u16 device;
49 const struct ct_atc_chip_sub_details *sub_details;
50 const char *nm_card;
51};
52
53struct ct_atc;
Takashi Iwaib7bbf872009-06-05 16:11:07 +020054struct ct_timer;
55struct ct_timer_instance;
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020056
57/* alsa pcm stream descriptor */
58struct ct_atc_pcm {
59 struct snd_pcm_substream *substream;
60 void (*interrupt)(struct ct_atc_pcm *apcm);
Takashi Iwaib7bbf872009-06-05 16:11:07 +020061 struct ct_timer_instance *timer;
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020062 unsigned int started:1;
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020063
64 /* Only mono and interleaved modes are supported now. */
65 struct ct_vm_block *vm_block;
66 void *src; /* SRC for interacting with host memory */
67 void **srccs; /* SRCs for sample rate conversion */
68 void **srcimps; /* SRC Input Mappers */
69 void **amixers; /* AMIXERs for routing converted data */
70 void *mono; /* A SUM resource for mixing chs to one */
71 unsigned char n_srcc; /* Number of converting SRCs */
72 unsigned char n_srcimp; /* Number of SRC Input Mappers */
73 unsigned char n_amixer; /* Number of AMIXERs */
74};
75
76/* Chip resource management object */
77struct ct_atc {
78 struct pci_dev *pci;
79 struct snd_card *card;
80 unsigned int rsr; /* reference sample rate in Hz */
81 unsigned int msr; /* master sample rate in rsr */
82 unsigned int pll_rate; /* current rate of Phase Lock Loop */
83
Takashi Iwai94701952009-06-08 18:10:32 +020084 int chip_type;
85 int model;
86 const char *chip_name;
87 const char *model_name;
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020088
89 struct ct_vm *vm; /* device virtual memory manager for this card */
90 int (*map_audio_buffer)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
91 void (*unmap_audio_buffer)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
92 unsigned long (*get_ptp_phys)(struct ct_atc *atc, int index);
93
Takashi Iwai635c2652009-06-13 10:12:59 +020094 struct mutex atc_mutex;
Wai Yew CHAY8cc72362009-05-14 08:05:58 +020095
96 int (*pcm_playback_prepare)(struct ct_atc *atc,
97 struct ct_atc_pcm *apcm);
98 int (*pcm_playback_start)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
99 int (*pcm_playback_stop)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
100 int (*pcm_playback_position)(struct ct_atc *atc,
101 struct ct_atc_pcm *apcm);
102 int (*spdif_passthru_playback_prepare)(struct ct_atc *atc,
103 struct ct_atc_pcm *apcm);
104 int (*pcm_capture_prepare)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
105 int (*pcm_capture_start)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
106 int (*pcm_capture_stop)(struct ct_atc *atc, struct ct_atc_pcm *apcm);
107 int (*pcm_capture_position)(struct ct_atc *atc,
108 struct ct_atc_pcm *apcm);
109 int (*pcm_release_resources)(struct ct_atc *atc,
110 struct ct_atc_pcm *apcm);
111 int (*select_line_in)(struct ct_atc *atc);
112 int (*select_mic_in)(struct ct_atc *atc);
113 int (*select_digit_io)(struct ct_atc *atc);
114 int (*line_front_unmute)(struct ct_atc *atc, unsigned char state);
115 int (*line_surround_unmute)(struct ct_atc *atc, unsigned char state);
116 int (*line_clfe_unmute)(struct ct_atc *atc, unsigned char state);
117 int (*line_rear_unmute)(struct ct_atc *atc, unsigned char state);
118 int (*line_in_unmute)(struct ct_atc *atc, unsigned char state);
Harry Butterworth55309212011-06-11 16:02:06 +0800119 int (*mic_unmute)(struct ct_atc *atc, unsigned char state);
Wai Yew CHAY8cc72362009-05-14 08:05:58 +0200120 int (*spdif_out_unmute)(struct ct_atc *atc, unsigned char state);
121 int (*spdif_in_unmute)(struct ct_atc *atc, unsigned char state);
122 int (*spdif_out_get_status)(struct ct_atc *atc, unsigned int *status);
123 int (*spdif_out_set_status)(struct ct_atc *atc, unsigned int status);
124 int (*spdif_out_passthru)(struct ct_atc *atc, unsigned char state);
Harry Butterworthb028b812011-06-11 17:41:13 +0800125 struct capabilities (*capabilities)(struct ct_atc *atc);
Harry Butterworth55309212011-06-11 16:02:06 +0800126 int (*output_switch_get)(struct ct_atc *atc);
127 int (*output_switch_put)(struct ct_atc *atc, int position);
Harry Butterworth55309212011-06-11 16:02:06 +0800128 int (*mic_source_switch_get)(struct ct_atc *atc);
129 int (*mic_source_switch_put)(struct ct_atc *atc, int position);
Wai Yew CHAY8cc72362009-05-14 08:05:58 +0200130
131 /* Don't touch! Used for internal object. */
132 void *rsc_mgrs[NUM_RSCTYP]; /* chip resource managers */
133 void *mixer; /* internal mixer object */
134 void *hw; /* chip specific hardware access object */
135 void **daios; /* digital audio io resources */
136 void **pcm; /* SUMs for collecting all pcm stream */
137 void **srcs; /* Sample Rate Converters for input signal */
138 void **srcimps; /* input mappers for SRCs */
139 unsigned char n_daio;
140 unsigned char n_src;
141 unsigned char n_srcimp;
142 unsigned char n_pcm;
Takashi Iwaib7bbf872009-06-05 16:11:07 +0200143
144 struct ct_timer *timer;
Wai Yew CHAY29959a02009-06-22 14:52:34 +0200145
146#ifdef CONFIG_PM
147 int (*suspend)(struct ct_atc *atc, pm_message_t state);
148 int (*resume)(struct ct_atc *atc);
149#define NUM_PCMS (NUM_CTALSADEVS - 1)
150 struct snd_pcm *pcms[NUM_PCMS];
151#endif
Wai Yew CHAY8cc72362009-05-14 08:05:58 +0200152};
153
154
155int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
Takashi Iwai94701952009-06-08 18:10:32 +0200156 unsigned int rsr, unsigned int msr, int chip_type,
Takashi Iwai408bffd2010-01-14 09:19:46 +0100157 unsigned int subsysid, struct ct_atc **ratc);
Takashi Iwai2a36f672009-06-05 16:34:10 +0200158int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc);
Wai Yew CHAY8cc72362009-05-14 08:05:58 +0200159
160#endif /* CTATC_H */