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 0x0001 23 /* PLAYBACK_0_TO_AC97_0 not implemented */ 24 #define PLAYBACK_1_TO_SPDIF 0x0004 25 #define PLAYBACK_2_TO_AC97_1 0x0008 26 #define CAPTURE_0_FROM_I2S_1 0x0010 27 #define CAPTURE_0_FROM_I2S_2 0x0020 28 /* CAPTURE_0_FROM_AC97_0 not implemented */ 29 #define CAPTURE_1_FROM_SPDIF 0x0080 30 #define CAPTURE_2_FROM_I2S_2 0x0100 31 #define CAPTURE_2_FROM_AC97_1 0x0200 32 /* CAPTURE_3_FROM_I2S_3 not implemented */ 33 #define MIDI_OUTPUT 0x0800 34 #define MIDI_INPUT 0x1000 35 36 enum { 37 CONTROL_SPDIF_PCM, 38 CONTROL_SPDIF_INPUT_BITS, 39 CONTROL_MIC_CAPTURE_SWITCH, 40 CONTROL_LINE_CAPTURE_SWITCH, 41 CONTROL_CD_CAPTURE_SWITCH, 42 CONTROL_AUX_CAPTURE_SWITCH, 43 CONTROL_COUNT 44 }; 45 46 #define OXYGEN_PCI_SUBID(sv, sd) \ 47 .vendor = PCI_VENDOR_ID_CMEDIA, \ 48 .device = 0x8788, \ 49 .subvendor = sv, \ 50 .subdevice = sd 51 52 #define BROKEN_EEPROM_DRIVER_DATA ((unsigned long)-1) 53 #define OXYGEN_PCI_SUBID_BROKEN_EEPROM \ 54 OXYGEN_PCI_SUBID(PCI_VENDOR_ID_CMEDIA, 0x8788), \ 55 .driver_data = BROKEN_EEPROM_DRIVER_DATA 56 57 struct pci_dev; 58 struct pci_device_id; 59 struct snd_card; 60 struct snd_pcm_substream; 61 struct snd_pcm_hardware; 62 struct snd_pcm_hw_params; 63 struct snd_kcontrol_new; 64 struct snd_rawmidi; 65 struct oxygen; 66 67 struct oxygen_model { 68 const char *shortname; 69 const char *longname; 70 const char *chip; 71 void (*init)(struct oxygen *chip); 72 int (*control_filter)(struct snd_kcontrol_new *template); 73 int (*mixer_init)(struct oxygen *chip); 74 void (*cleanup)(struct oxygen *chip); 75 void (*suspend)(struct oxygen *chip); 76 void (*resume)(struct oxygen *chip); 77 void (*pcm_hardware_filter)(unsigned int channel, 78 struct snd_pcm_hardware *hardware); 79 void (*set_dac_params)(struct oxygen *chip, 80 struct snd_pcm_hw_params *params); 81 void (*set_adc_params)(struct oxygen *chip, 82 struct snd_pcm_hw_params *params); 83 void (*update_dac_volume)(struct oxygen *chip); 84 void (*update_dac_mute)(struct oxygen *chip); 85 void (*gpio_changed)(struct oxygen *chip); 86 void (*uart_input)(struct oxygen *chip); 87 void (*ac97_switch)(struct oxygen *chip, 88 unsigned int reg, unsigned int mute); 89 const unsigned int *dac_tlv; 90 unsigned long private_data; 91 size_t model_data_size; 92 unsigned int device_config; 93 u8 dac_channels; 94 u8 dac_volume_min; 95 u8 dac_volume_max; 96 u8 misc_flags; 97 u8 function_flags; 98 u16 dac_i2s_format; 99 u16 adc_i2s_format; 100 }; 101 102 struct oxygen { 103 unsigned long addr; 104 spinlock_t reg_lock; 105 struct mutex mutex; 106 struct snd_card *card; 107 struct pci_dev *pci; 108 struct snd_rawmidi *midi; 109 int irq; 110 void *model_data; 111 unsigned int interrupt_mask; 112 u8 dac_volume[8]; 113 u8 dac_mute; 114 u8 pcm_active; 115 u8 pcm_running; 116 u8 dac_routing; 117 u8 spdif_playback_enable; 118 u8 revision; 119 u8 has_ac97_0; 120 u8 has_ac97_1; 121 u32 spdif_bits; 122 u32 spdif_pcm_bits; 123 struct snd_pcm_substream *streams[PCM_COUNT]; 124 struct snd_kcontrol *controls[CONTROL_COUNT]; 125 struct work_struct spdif_input_bits_work; 126 struct work_struct gpio_work; 127 wait_queue_head_t ac97_waitqueue; 128 union { 129 u8 _8[OXYGEN_IO_SIZE]; 130 __le16 _16[OXYGEN_IO_SIZE / 2]; 131 __le32 _32[OXYGEN_IO_SIZE / 4]; 132 } saved_registers; 133 u16 saved_ac97_registers[2][0x40]; 134 unsigned int uart_input_count; 135 u8 uart_input[32]; 136 struct oxygen_model model; 137 }; 138 139 /* oxygen_lib.c */ 140 141 int oxygen_pci_probe(struct pci_dev *pci, int index, char *id, 142 struct module *owner, 143 const struct pci_device_id *ids, 144 int (*get_model)(struct oxygen *chip, 145 const struct pci_device_id *id 146 ) 147 ); 148 void oxygen_pci_remove(struct pci_dev *pci); 149 #ifdef CONFIG_PM 150 int oxygen_pci_suspend(struct pci_dev *pci, pm_message_t state); 151 int oxygen_pci_resume(struct pci_dev *pci); 152 #endif 153 154 /* oxygen_mixer.c */ 155 156 int oxygen_mixer_init(struct oxygen *chip); 157 void oxygen_update_dac_routing(struct oxygen *chip); 158 void oxygen_update_spdif_source(struct oxygen *chip); 159 160 /* oxygen_pcm.c */ 161 162 int oxygen_pcm_init(struct oxygen *chip); 163 164 /* oxygen_io.c */ 165 166 u8 oxygen_read8(struct oxygen *chip, unsigned int reg); 167 u16 oxygen_read16(struct oxygen *chip, unsigned int reg); 168 u32 oxygen_read32(struct oxygen *chip, unsigned int reg); 169 void oxygen_write8(struct oxygen *chip, unsigned int reg, u8 value); 170 void oxygen_write16(struct oxygen *chip, unsigned int reg, u16 value); 171 void oxygen_write32(struct oxygen *chip, unsigned int reg, u32 value); 172 void oxygen_write8_masked(struct oxygen *chip, unsigned int reg, 173 u8 value, u8 mask); 174 void oxygen_write16_masked(struct oxygen *chip, unsigned int reg, 175 u16 value, u16 mask); 176 void oxygen_write32_masked(struct oxygen *chip, unsigned int reg, 177 u32 value, u32 mask); 178 179 u16 oxygen_read_ac97(struct oxygen *chip, unsigned int codec, 180 unsigned int index); 181 void oxygen_write_ac97(struct oxygen *chip, unsigned int codec, 182 unsigned int index, u16 data); 183 void oxygen_write_ac97_masked(struct oxygen *chip, unsigned int codec, 184 unsigned int index, u16 data, u16 mask); 185 186 void oxygen_write_spi(struct oxygen *chip, u8 control, unsigned int data); 187 void oxygen_write_i2c(struct oxygen *chip, u8 device, u8 map, u8 data); 188 189 void oxygen_reset_uart(struct oxygen *chip); 190 void oxygen_write_uart(struct oxygen *chip, u8 data); 191 192 u16 oxygen_read_eeprom(struct oxygen *chip, unsigned int index); 193 194 static inline void oxygen_set_bits8(struct oxygen *chip, 195 unsigned int reg, u8 value) 196 { 197 oxygen_write8_masked(chip, reg, value, value); 198 } 199 200 static inline void oxygen_set_bits16(struct oxygen *chip, 201 unsigned int reg, u16 value) 202 { 203 oxygen_write16_masked(chip, reg, value, value); 204 } 205 206 static inline void oxygen_set_bits32(struct oxygen *chip, 207 unsigned int reg, u32 value) 208 { 209 oxygen_write32_masked(chip, reg, value, value); 210 } 211 212 static inline void oxygen_clear_bits8(struct oxygen *chip, 213 unsigned int reg, u8 value) 214 { 215 oxygen_write8_masked(chip, reg, 0, value); 216 } 217 218 static inline void oxygen_clear_bits16(struct oxygen *chip, 219 unsigned int reg, u16 value) 220 { 221 oxygen_write16_masked(chip, reg, 0, value); 222 } 223 224 static inline void oxygen_clear_bits32(struct oxygen *chip, 225 unsigned int reg, u32 value) 226 { 227 oxygen_write32_masked(chip, reg, 0, value); 228 } 229 230 static inline void oxygen_ac97_set_bits(struct oxygen *chip, unsigned int codec, 231 unsigned int index, u16 value) 232 { 233 oxygen_write_ac97_masked(chip, codec, index, value, value); 234 } 235 236 static inline void oxygen_ac97_clear_bits(struct oxygen *chip, 237 unsigned int codec, 238 unsigned int index, u16 value) 239 { 240 oxygen_write_ac97_masked(chip, codec, index, 0, value); 241 } 242 243 #endif 244