1#ifndef OXYGEN_H_INCLUDED
2#define OXYGEN_H_INCLUDED
3
4#include <linux/mutex.h>
5#include <linux/spinlock.h>
6#include <linux/wait.h>
7#include <linux/workqueue.h>
8#include "oxygen_regs.h"
9
10
11#define PCM_A 0
12#define PCM_B 1
13#define PCM_C 2
14#define PCM_SPDIF 3
15#define PCM_MULTICH 4
16#define PCM_AC97 5
17#define PCM_COUNT 6
18
19enum {
20 CONTROL_SPDIF_PCM,
21 CONTROL_SPDIF_INPUT_BITS,
22 CONTROL_MIC_CAPTURE_SWITCH,
23 CONTROL_LINE_CAPTURE_SWITCH,
24 CONTROL_CD_CAPTURE_SWITCH,
25 CONTROL_AUX_CAPTURE_SWITCH,
26 CONTROL_COUNT
27};
28
29#define OXYGEN_PCI_SUBID(sv, sd) \
30 .vendor = PCI_VENDOR_ID_CMEDIA, \
31 .device = 0x8788, \
32 .subvendor = sv, \
33 .subdevice = sd
34
35struct pci_dev;
36struct snd_card;
37struct snd_pcm_substream;
38struct snd_pcm_hardware;
39struct snd_pcm_hw_params;
40struct snd_kcontrol_new;
41struct snd_rawmidi;
42struct oxygen_model;
43
44struct oxygen {
45 unsigned long addr;
46 spinlock_t reg_lock;
47 struct mutex mutex;
48 struct snd_card *card;
49 struct pci_dev *pci;
50 struct snd_rawmidi *midi;
51 int irq;
52 const struct oxygen_model *model;
53 void *model_data;
54 unsigned int interrupt_mask;
55 u8 dac_volume[8];
56 u8 dac_mute;
57 u8 pcm_active;
58 u8 pcm_running;
59 u8 dac_routing;
60 u8 spdif_playback_enable;
61 u8 revision;
62 u8 has_ac97_0;
63 u8 has_ac97_1;
64 u32 spdif_bits;
65 u32 spdif_pcm_bits;
66 struct snd_pcm_substream *streams[PCM_COUNT];
67 struct snd_kcontrol *controls[CONTROL_COUNT];
68 struct work_struct spdif_input_bits_work;
69 struct work_struct gpio_work;
70 wait_queue_head_t ac97_waitqueue;
71};
72
73struct oxygen_model {
74 const char *shortname;
75 const char *longname;
76 const char *chip;
77 struct module *owner;
78 void (*init)(struct oxygen *chip);
79 int (*control_filter)(struct snd_kcontrol_new *template);
80 int (*mixer_init)(struct oxygen *chip);
81 void (*cleanup)(struct oxygen *chip);
82 void (*pcm_hardware_filter)(unsigned int channel,
83 struct snd_pcm_hardware *hardware);
84 void (*set_dac_params)(struct oxygen *chip,
85 struct snd_pcm_hw_params *params);
86 void (*set_adc_params)(struct oxygen *chip,
87 struct snd_pcm_hw_params *params);
88 void (*update_dac_volume)(struct oxygen *chip);
89 void (*update_dac_mute)(struct oxygen *chip);
90 void (*ac97_switch_hook)(struct oxygen *chip, unsigned int codec,
91 unsigned int reg, int mute);
92 void (*gpio_changed)(struct oxygen *chip);
93 size_t model_data_size;
94 u8 dac_channels;
95 u8 used_channels;
96 u8 function_flags;
97 u16 dac_i2s_format;
98 u16 adc_i2s_format;
99};
100
101
102
103int oxygen_pci_probe(struct pci_dev *pci, int index, char *id, int midi,
104 const struct oxygen_model *model);
105void oxygen_pci_remove(struct pci_dev *pci);
106
107
108
109int oxygen_mixer_init(struct oxygen *chip);
110void oxygen_update_dac_routing(struct oxygen *chip);
111void oxygen_update_spdif_source(struct oxygen *chip);
112
113
114
115int oxygen_pcm_init(struct oxygen *chip);
116
117
118
119u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
120u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
121u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
122void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
123void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
124void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
125void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
126 u8 value, u8 mask);
127void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
128 u16 value, u16 mask);
129void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
130 u32 value, u32 mask);
131
132u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
133 unsigned int index);
134void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
135 unsigned int index, u16 data);
136void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
137 unsigned int index, u16 data, u16 mask);
138
139void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
140
141static inline void oxygen_set_bits8(struct oxygen *chip,
142 unsigned int reg, u8 value)
143{
144 oxygen_write8_masked(chip, reg, value, value);
145}
146
147static inline void oxygen_set_bits16(struct oxygen *chip,
148 unsigned int reg, u16 value)
149{
150 oxygen_write16_masked(chip, reg, value, value);
151}
152
153static inline void oxygen_set_bits32(struct oxygen *chip,
154 unsigned int reg, u32 value)
155{
156 oxygen_write32_masked(chip, reg, value, value);
157}
158
159static inline void oxygen_clear_bits8(struct oxygen *chip,
160 unsigned int reg, u8 value)
161{
162 oxygen_write8_masked(chip, reg, 0, value);
163}
164
165static inline void oxygen_clear_bits16(struct oxygen *chip,
166 unsigned int reg, u16 value)
167{
168 oxygen_write16_masked(chip, reg, 0, value);
169}
170
171static inline void oxygen_clear_bits32(struct oxygen *chip,
172 unsigned int reg, u32 value)
173{
174 oxygen_write32_masked(chip, reg, 0, value);
175}
176
177static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
178 unsigned int index, u16 value)
179{
180 oxygen_write_ac97_masked(chip, codec, index, value, value);
181}
182
183static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
184 unsigned int codec,
185 unsigned int index, u16 value)
186{
187 oxygen_write_ac97_masked(chip, codec, index, 0, value);
188}
189
190#endif
191
