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[linux-2.6-omap-h63xx.git] / sound / pci / oxygen / oxygen.h
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 /* 1 << PCM_x == OXYGEN_CHANNEL_x */
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
19 #define OXYGEN_IO_SIZE  0x100
20
21 /* model-specific configuration of outputs/inputs */
22 #define PLAYBACK_0_TO_I2S       0x001
23 #define PLAYBACK_1_TO_SPDIF     0x004
24 #define PLAYBACK_2_TO_AC97_1    0x008
25 #define CAPTURE_0_FROM_I2S_1    0x010
26 #define CAPTURE_0_FROM_I2S_2    0x020
27 #define CAPTURE_1_FROM_SPDIF    0x080
28 #define CAPTURE_2_FROM_I2S_2    0x100
29 #define CAPTURE_2_FROM_AC97_1   0x200
30
31 enum {
32         CONTROL_SPDIF_PCM,
33         CONTROL_SPDIF_INPUT_BITS,
34         CONTROL_MIC_CAPTURE_SWITCH,
35         CONTROL_LINE_CAPTURE_SWITCH,
36         CONTROL_CD_CAPTURE_SWITCH,
37         CONTROL_AUX_CAPTURE_SWITCH,
38         CONTROL_COUNT
39 };
40
41 #define OXYGEN_PCI_SUBID(sv, sd) \
42         .vendor = PCI_VENDOR_ID_CMEDIA, \
43         .device = 0x8788, \
44         .subvendor = sv, \
45         .subdevice = sd
46
47 struct pci_dev;
48 struct snd_card;
49 struct snd_pcm_substream;
50 struct snd_pcm_hardware;
51 struct snd_pcm_hw_params;
52 struct snd_kcontrol_new;
53 struct snd_rawmidi;
54 struct oxygen_model;
55
56 struct oxygen {
57         unsigned long addr;
58         spinlock_t reg_lock;
59         struct mutex mutex;
60         struct snd_card *card;
61         struct pci_dev *pci;
62         struct snd_rawmidi *midi;
63         int irq;
64         const struct oxygen_model *model;
65         void *model_data;
66         unsigned int interrupt_mask;
67         u8 dac_volume[8];
68         u8 dac_mute;
69         u8 pcm_active;
70         u8 pcm_running;
71         u8 dac_routing;
72         u8 spdif_playback_enable;
73         u8 revision;
74         u8 has_ac97_0;
75         u8 has_ac97_1;
76         u32 spdif_bits;
77         u32 spdif_pcm_bits;
78         struct snd_pcm_substream *streams[PCM_COUNT];
79         struct snd_kcontrol *controls[CONTROL_COUNT];
80         struct work_struct spdif_input_bits_work;
81         struct work_struct gpio_work;
82         wait_queue_head_t ac97_waitqueue;
83 };
84
85 struct oxygen_model {
86         const char *shortname;
87         const char *longname;
88         const char *chip;
89         struct module *owner;
90         void (*init)(struct oxygen *chip);
91         int (*control_filter)(struct snd_kcontrol_new *template);
92         int (*mixer_init)(struct oxygen *chip);
93         void (*cleanup)(struct oxygen *chip);
94         void (*pcm_hardware_filter)(unsigned int channel,
95                                     struct snd_pcm_hardware *hardware);
96         void (*set_dac_params)(struct oxygen *chip,
97                                struct snd_pcm_hw_params *params);
98         void (*set_adc_params)(struct oxygen *chip,
99                                struct snd_pcm_hw_params *params);
100         void (*update_dac_volume)(struct oxygen *chip);
101         void (*update_dac_mute)(struct oxygen *chip);
102         void (*gpio_changed)(struct oxygen *chip);
103         void (*ac97_switch)(struct oxygen *chip,
104                             unsigned int reg, unsigned int mute);
105         const unsigned int *dac_tlv;
106         size_t model_data_size;
107         unsigned int pcm_dev_cfg;
108         u8 dac_channels;
109         u8 dac_volume_min;
110         u8 dac_volume_max;
111         u8 misc_flags;
112         u8 function_flags;
113         u16 dac_i2s_format;
114         u16 adc_i2s_format;
115 };
116
117 /* oxygen_lib.c */
118
119 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
120                      const struct oxygen_model *model);
121 void oxygen_pci_remove(struct pci_dev *pci);
122
123 /* oxygen_mixer.c */
124
125 int oxygen_mixer_init(struct oxygen *chip);
126 void oxygen_update_dac_routing(struct oxygen *chip);
127 void oxygen_update_spdif_source(struct oxygen *chip);
128
129 /* oxygen_pcm.c */
130
131 int oxygen_pcm_init(struct oxygen *chip);
132
133 /* oxygen_io.c */
134
135 u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
136 u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
137 u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
138 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
139 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
140 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
141 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
142                           u8 value, u8 mask);
143 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
144                            u16 value, u16 mask);
145 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
146                            u32 value, u32 mask);
147
148 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
149                      unsigned int index);
150 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
151                        unsigned int index, u16 data);
152 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
153                               unsigned int index, u16 data, u16 mask);
154
155 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
156 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
157
158 static inline void oxygen_set_bits8(struct oxygen *chip,
159                                     unsigned int reg, u8 value)
160 {
161         oxygen_write8_masked(chip, reg, value, value);
162 }
163
164 static inline void oxygen_set_bits16(struct oxygen *chip,
165                                      unsigned int reg, u16 value)
166 {
167         oxygen_write16_masked(chip, reg, value, value);
168 }
169
170 static inline void oxygen_set_bits32(struct oxygen *chip,
171                                      unsigned int reg, u32 value)
172 {
173         oxygen_write32_masked(chip, reg, value, value);
174 }
175
176 static inline void oxygen_clear_bits8(struct oxygen *chip,
177                                       unsigned int reg, u8 value)
178 {
179         oxygen_write8_masked(chip, reg, 0, value);
180 }
181
182 static inline void oxygen_clear_bits16(struct oxygen *chip,
183                                        unsigned int reg, u16 value)
184 {
185         oxygen_write16_masked(chip, reg, 0, value);
186 }
187
188 static inline void oxygen_clear_bits32(struct oxygen *chip,
189                                        unsigned int reg, u32 value)
190 {
191         oxygen_write32_masked(chip, reg, 0, value);
192 }
193
194 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
195                                         unsigned int index, u16 value)
196 {
197         oxygen_write_ac97_masked(chip, codec, index, value, value);
198 }
199
200 static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
201                                           unsigned int codec,
202                                           unsigned int index, u16 value)
203 {
204         oxygen_write_ac97_masked(chip, codec, index, 0, value);
205 }
206
207 #endif