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
19#define OXYGEN_MCLKS(f_single, f_double, f_quad) ((MCLK_##f_single << 0) | \
20 (MCLK_##f_double << 2) | \
21 (MCLK_##f_quad << 4))
22
23#define OXYGEN_IO_SIZE 0x100
24
25#define OXYGEN_EEPROM_ID 0x434d
26
27
28#define PLAYBACK_0_TO_I2S 0x0001
29
30#define PLAYBACK_1_TO_SPDIF 0x0004
31#define PLAYBACK_2_TO_AC97_1 0x0008
32#define CAPTURE_0_FROM_I2S_1 0x0010
33#define CAPTURE_0_FROM_I2S_2 0x0020
34
35#define CAPTURE_1_FROM_SPDIF 0x0080
36#define CAPTURE_2_FROM_I2S_2 0x0100
37#define CAPTURE_2_FROM_AC97_1 0x0200
38
39#define MIDI_OUTPUT 0x0800
40#define MIDI_INPUT 0x1000
41#define AC97_CD_INPUT 0x2000
42#define AC97_FMIC_SWITCH 0x4000
43
44enum {
45 CONTROL_SPDIF_PCM,
46 CONTROL_SPDIF_INPUT_BITS,
47 CONTROL_MIC_CAPTURE_SWITCH,
48 CONTROL_LINE_CAPTURE_SWITCH,
49 CONTROL_CD_CAPTURE_SWITCH,
50 CONTROL_AUX_CAPTURE_SWITCH,
51 CONTROL_COUNT
52};
53
54#define OXYGEN_PCI_SUBID(sv, sd) \
55 .vendor = PCI_VENDOR_ID_CMEDIA, \
56 .device = 0x8788, \
57 .subvendor = sv, \
58 .subdevice = sd
59
60#define BROKEN_EEPROM_DRIVER_DATA ((unsigned long)-1)
61#define OXYGEN_PCI_SUBID_BROKEN_EEPROM \
62 OXYGEN_PCI_SUBID(PCI_VENDOR_ID_CMEDIA, 0x8788), \
63 .driver_data = BROKEN_EEPROM_DRIVER_DATA
64
65struct pci_dev;
66struct pci_device_id;
67struct snd_card;
68struct snd_pcm_substream;
69struct snd_pcm_hardware;
70struct snd_pcm_hw_params;
71struct snd_kcontrol_new;
72struct snd_rawmidi;
73struct snd_info_buffer;
74struct oxygen;
75
76struct oxygen_model {
77 const char *shortname;
78 const char *longname;
79 const char *chip;
80 void (*init)(struct oxygen *chip);
81 int (*control_filter)(struct snd_kcontrol_new *template);
82 int (*mixer_init)(struct oxygen *chip);
83 void (*cleanup)(struct oxygen *chip);
84 void (*suspend)(struct oxygen *chip);
85 void (*resume)(struct oxygen *chip);
86 void (*pcm_hardware_filter)(unsigned int channel,
87 struct snd_pcm_hardware *hardware);
88 void (*set_dac_params)(struct oxygen *chip,
89 struct snd_pcm_hw_params *params);
90 void (*set_adc_params)(struct oxygen *chip,
91 struct snd_pcm_hw_params *params);
92 void (*update_dac_volume)(struct oxygen *chip);
93 void (*update_dac_mute)(struct oxygen *chip);
94 void (*update_center_lfe_mix)(struct oxygen *chip, bool mixed);
95 unsigned int (*adjust_dac_routing)(struct oxygen *chip,
96 unsigned int play_routing);
97 void (*gpio_changed)(struct oxygen *chip);
98 void (*uart_input)(struct oxygen *chip);
99 void (*ac97_switch)(struct oxygen *chip,
100 unsigned int reg, unsigned int mute);
101 void (*dump_registers)(struct oxygen *chip,
102 struct snd_info_buffer *buffer);
103 const unsigned int *dac_tlv;
104 size_t model_data_size;
105 unsigned int device_config;
106 u8 dac_channels_pcm;
107 u8 dac_channels_mixer;
108 u8 dac_volume_min;
109 u8 dac_volume_max;
110 u8 misc_flags;
111 u8 function_flags;
112 u8 dac_mclks;
113 u8 adc_mclks;
114 u16 dac_i2s_format;
115 u16 adc_i2s_format;
116};
117
118struct oxygen {
119 unsigned long addr;
120 spinlock_t reg_lock;
121 struct mutex mutex;
122 struct snd_card *card;
123 struct pci_dev *pci;
124 struct snd_rawmidi *midi;
125 int irq;
126 void *model_data;
127 unsigned int interrupt_mask;
128 u8 dac_volume[8];
129 u8 dac_mute;
130 u8 pcm_active;
131 u8 pcm_running;
132 u8 dac_routing;
133 u8 spdif_playback_enable;
134 u8 has_ac97_0;
135 u8 has_ac97_1;
136 u32 spdif_bits;
137 u32 spdif_pcm_bits;
138 struct snd_pcm_substream *streams[PCM_COUNT];
139 struct snd_kcontrol *controls[CONTROL_COUNT];
140 struct work_struct spdif_input_bits_work;
141 struct work_struct gpio_work;
142 wait_queue_head_t ac97_waitqueue;
143 union {
144 u8 _8[OXYGEN_IO_SIZE];
145 __le16 _16[OXYGEN_IO_SIZE / 2];
146 __le32 _32[OXYGEN_IO_SIZE / 4];
147 } saved_registers;
148 u16 saved_ac97_registers[2][0x40];
149 unsigned int uart_input_count;
150 u8 uart_input[32];
151 struct oxygen_model model;
152};
153
154
155
156int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
157 struct module *owner,
158 const struct pci_device_id *ids,
159 int (*get_model)(struct oxygen *chip,
160 const struct pci_device_id *id
161 )
162 );
163void oxygen_pci_remove(struct pci_dev *pci);
164#ifdef CONFIG_PM
165int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state);
166int oxygen_pci_resume(struct pci_dev *pci);
167#endif
168void oxygen_pci_shutdown(struct pci_dev *pci);
169
170
171
172int oxygen_mixer_init(struct oxygen *chip);
173void oxygen_update_dac_routing(struct oxygen *chip);
174void oxygen_update_spdif_source(struct oxygen *chip);
175
176
177
178int oxygen_pcm_init(struct oxygen *chip);
179
180
181
182u8 oxygen_read8(struct oxygen *chip, unsigned int reg);
183u16 oxygen_read16(struct oxygen *chip, unsigned int reg);
184u32 oxygen_read32(struct oxygen *chip, unsigned int reg);
185void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value);
186void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value);
187void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value);
188void oxygen_write8_masked(struct oxygen *chip, unsigned int reg,
189 u8 value, u8 mask);
190void oxygen_write16_masked(struct oxygen *chip, unsigned int reg,
191 u16 value, u16 mask);
192void oxygen_write32_masked(struct oxygen *chip, unsigned int reg,
193 u32 value, u32 mask);
194
195u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec,
196 unsigned int index);
197void oxygen_write_ac97(struct oxygen *chip, unsigned int codec,
198 unsigned int index, u16 data);
199void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec,
200 unsigned int index, u16 data, u16 mask);
201
202void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data);
203void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data);
204
205void oxygen_reset_uart(struct oxygen *chip);
206void oxygen_write_uart(struct oxygen *chip, u8 data);
207
208u16 oxygen_read_eeprom(struct oxygen *chip, unsigned int index);
209void oxygen_write_eeprom(struct oxygen *chip, unsigned int index, u16 value);
210
211static inline void oxygen_set_bits8(struct oxygen *chip,
212 unsigned int reg, u8 value)
213{
214 oxygen_write8_masked(chip, reg, value, value);
215}
216
217static inline void oxygen_set_bits16(struct oxygen *chip,
218 unsigned int reg, u16 value)
219{
220 oxygen_write16_masked(chip, reg, value, value);
221}
222
223static inline void oxygen_set_bits32(struct oxygen *chip,
224 unsigned int reg, u32 value)
225{
226 oxygen_write32_masked(chip, reg, value, value);
227}
228
229static inline void oxygen_clear_bits8(struct oxygen *chip,
230 unsigned int reg, u8 value)
231{
232 oxygen_write8_masked(chip, reg, 0, value);
233}
234
235static inline void oxygen_clear_bits16(struct oxygen *chip,
236 unsigned int reg, u16 value)
237{
238 oxygen_write16_masked(chip, reg, 0, value);
239}
240
241static inline void oxygen_clear_bits32(struct oxygen *chip,
242 unsigned int reg, u32 value)
243{
244 oxygen_write32_masked(chip, reg, 0, value);
245}
246
247static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec,
248 unsigned int index, u16 value)
249{
250 oxygen_write_ac97_masked(chip, codec, index, value, value);
251}
252
253static inline void oxygen_ac97_clear_bits(struct oxygen *chip,
254 unsigned int codec,
255 unsigned int index, u16 value)
256{
257 oxygen_write_ac97_masked(chip, codec, index, 0, value);
258}
259
260#endif
261
