2 * Driver for Digigram VX soundcards
6 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef __SOUND_VX_COMMON_H
24 #define __SOUND_VX_COMMON_H
26 #include <sound/pcm.h>
27 #include <sound/hwdep.h>
28 #include <linux/interrupt.h>
30 #if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE)
31 #if !defined(CONFIG_USE_VXLOADER) && !defined(CONFIG_SND_VX_LIB) /* built-in kernel */
32 #define SND_VX_FW_LOADER /* use the standard firmware loader */
39 typedef struct snd_vx_core vx_core_t;
40 typedef struct vx_pipe vx_pipe_t;
42 #define VX_DRIVER_VERSION 0x010000 /* 1.0.0 */
46 #define SIZE_MAX_CMD 0x10
47 #define SIZE_MAX_STATUS 0x10
50 u16 LgCmd; /* length of the command to send (WORDs) */
51 u16 LgStat; /* length of the status received (WORDs) */
52 u32 Cmd[SIZE_MAX_CMD];
53 u32 Stat[SIZE_MAX_STATUS];
54 u16 DspStat; /* status type, RMP_SSIZE_XXX */
57 typedef u64 pcx_time_t;
59 #define VX_MAX_PIPES 16
60 #define VX_MAX_PERIODS 32
61 #define VX_MAX_CODECS 2
64 int size; /* the current IBL size (0 = query) in bytes */
65 int max_size; /* max. IBL size in bytes */
66 int min_size; /* min. IBL size in bytes */
67 int granularity; /* granularity */
72 unsigned int is_capture: 1;
73 unsigned int data_mode: 1;
74 unsigned int running: 1;
75 unsigned int prepared: 1;
77 unsigned int differed_type;
79 snd_pcm_substream_t *substream;
81 int hbuf_size; /* H-buffer size in bytes */
82 int buffer_bytes; /* the ALSA pcm buffer size in bytes */
83 int period_bytes; /* the ALSA pcm period size in bytes */
84 int hw_ptr; /* the current hardware pointer in bytes */
85 int position; /* the current position in frames (playback only) */
86 int transferred; /* the transferred size (per period) in frames */
87 int align; /* size of alignment */
88 u64 cur_count; /* current sample position (for playback) */
90 unsigned int references; /* an output pipe may be used for monitoring and/or playback */
91 vx_pipe_t *monitoring_pipe; /* pointer to the monitoring pipe (capture pipe only)*/
93 struct tasklet_struct start_tq;
98 unsigned char (*in8)(vx_core_t *chip, int reg);
99 unsigned int (*in32)(vx_core_t *chip, int reg);
100 void (*out8)(vx_core_t *chip, int reg, unsigned char val);
101 void (*out32)(vx_core_t *chip, int reg, unsigned int val);
103 int (*test_and_ack)(vx_core_t *chip);
104 void (*validate_irq)(vx_core_t *chip, int enable);
106 void (*write_codec)(vx_core_t *chip, int codec, unsigned int data);
107 void (*akm_write)(vx_core_t *chip, int reg, unsigned int data);
108 void (*reset_codec)(vx_core_t *chip);
109 void (*change_audio_source)(vx_core_t *chip, int src);
110 void (*set_clock_source)(vx_core_t *chp, int src);
112 int (*load_dsp)(vx_core_t *chip, int idx, const struct firmware *fw);
113 void (*reset_dsp)(vx_core_t *chip);
114 void (*reset_board)(vx_core_t *chip, int cold_reset);
115 int (*add_controls)(vx_core_t *chip);
117 void (*dma_write)(vx_core_t *chip, snd_pcm_runtime_t *runtime,
118 vx_pipe_t *pipe, int count);
119 void (*dma_read)(vx_core_t *chip, snd_pcm_runtime_t *runtime,
120 vx_pipe_t *pipe, int count);
123 struct snd_vx_hardware {
125 int type; /* VX_TYPE_XXX */
128 unsigned int num_codecs;
129 unsigned int num_ins;
130 unsigned int num_outs;
131 unsigned int output_level_max;
134 /* hwdep id string */
135 #define SND_VX_HWDEP_ID "VX Loader"
140 VX_TYPE_BOARD, /* old VX222 PCI */
141 VX_TYPE_V2, /* VX222 V2 PCI */
142 VX_TYPE_MIC, /* VX222 Mic PCI */
144 VX_TYPE_VXPOCKET, /* VXpocket V2 */
145 VX_TYPE_VXP440, /* VXpocket 440 */
151 VX_STAT_XILINX_LOADED = (1 << 0), /* devices are registered */
152 VX_STAT_DEVICE_INIT = (1 << 1), /* devices are registered */
153 VX_STAT_CHIP_INIT = (1 << 2), /* all operational */
154 VX_STAT_IN_SUSPEND = (1 << 10), /* in suspend phase */
155 VX_STAT_IS_STALE = (1 << 15) /* device is stale */
158 /* min/max values for analog output for old codecs */
159 #define VX_ANALOG_OUT_LEVEL_MAX 0xe3
164 snd_pcm_t *pcm[VX_MAX_CODECS];
165 int type; /* VX_TYPE_XXX */
168 /* ports are defined externally */
170 /* low-level functions */
171 struct snd_vx_hardware *hw;
172 struct snd_vx_ops *ops;
176 struct tasklet_struct tq;
178 unsigned int chip_status;
179 unsigned int pcm_running;
184 struct vx_rmh irq_rmh; /* RMH used in interrupts */
186 unsigned int audio_info; /* see VX_AUDIO_INFO */
187 unsigned int audio_ins;
188 unsigned int audio_outs;
189 struct vx_pipe **playback_pipes;
190 struct vx_pipe **capture_pipes;
192 /* clock and audio sources */
193 unsigned int audio_source; /* current audio input source */
194 unsigned int audio_source_target;
195 unsigned int clock_mode; /* clock mode (VX_CLOCK_MODE_XXX) */
196 unsigned int clock_source; /* current clock source (INTERNAL_QUARTZ or UER_SYNC) */
197 unsigned int freq; /* current frequency */
198 unsigned int freq_detected; /* detected frequency from digital in */
199 unsigned int uer_detected; /* VX_UER_MODE_XXX */
200 unsigned int uer_bits; /* IEC958 status bits */
201 struct vx_ibl_info ibl; /* IBL information */
204 int output_level[VX_MAX_CODECS][2]; /* analog output level */
205 int audio_gain[2][4]; /* digital audio level (playback/capture) */
206 unsigned char audio_active[4]; /* mute/unmute on digital playback */
207 int audio_monitor[4]; /* playback hw-monitor level */
208 unsigned char audio_monitor_active[4]; /* playback hw-monitor mute/unmute */
210 struct semaphore mixer_mutex;
212 const struct firmware *firmware[4]; /* loaded firmware data */
219 vx_core_t *snd_vx_create(snd_card_t *card, struct snd_vx_hardware *hw,
220 struct snd_vx_ops *ops, int extra_size);
221 int snd_vx_setup_firmware(vx_core_t *chip);
222 int snd_vx_load_boot_image(vx_core_t *chip, const struct firmware *dsp);
223 int snd_vx_dsp_boot(vx_core_t *chip, const struct firmware *dsp);
224 int snd_vx_dsp_load(vx_core_t *chip, const struct firmware *dsp);
226 void snd_vx_free_firmware(vx_core_t *chip);
229 * interrupt handler; exported for pcmcia
231 irqreturn_t snd_vx_irq_handler(int irq, void *dev, struct pt_regs *regs);
236 static inline int vx_test_and_ack(vx_core_t *chip)
238 snd_assert(chip->ops->test_and_ack, return -ENXIO);
239 return chip->ops->test_and_ack(chip);
242 static inline void vx_validate_irq(vx_core_t *chip, int enable)
244 snd_assert(chip->ops->validate_irq, return);
245 chip->ops->validate_irq(chip, enable);
248 static inline unsigned char snd_vx_inb(vx_core_t *chip, int reg)
250 snd_assert(chip->ops->in8, return 0);
251 return chip->ops->in8(chip, reg);
254 static inline unsigned int snd_vx_inl(vx_core_t *chip, int reg)
256 snd_assert(chip->ops->in32, return 0);
257 return chip->ops->in32(chip, reg);
260 static inline void snd_vx_outb(vx_core_t *chip, int reg, unsigned char val)
262 snd_assert(chip->ops->out8, return);
263 chip->ops->out8(chip, reg, val);
266 static inline void snd_vx_outl(vx_core_t *chip, int reg, unsigned int val)
268 snd_assert(chip->ops->out32, return);
269 chip->ops->out32(chip, reg, val);
272 #define vx_inb(chip,reg) snd_vx_inb(chip, VX_##reg)
273 #define vx_outb(chip,reg,val) snd_vx_outb(chip, VX_##reg,val)
274 #define vx_inl(chip,reg) snd_vx_inl(chip, VX_##reg)
275 #define vx_outl(chip,reg,val) snd_vx_outl(chip, VX_##reg,val)
277 void snd_vx_delay(vx_core_t *chip, int msec);
279 static inline void vx_reset_dsp(vx_core_t *chip)
281 snd_assert(chip->ops->reset_dsp, return);
282 chip->ops->reset_dsp(chip);
285 int vx_send_msg(vx_core_t *chip, struct vx_rmh *rmh);
286 int vx_send_msg_nolock(vx_core_t *chip, struct vx_rmh *rmh);
287 int vx_send_rih(vx_core_t *chip, int cmd);
288 int vx_send_rih_nolock(vx_core_t *chip, int cmd);
290 void vx_reset_codec(vx_core_t *chip, int cold_reset);
293 * check the bit on the specified register
294 * returns zero if a bit matches, or a negative error code.
295 * exported for vxpocket driver
297 int snd_vx_check_reg_bit(vx_core_t *chip, int reg, int mask, int bit, int time);
298 #define vx_check_isr(chip,mask,bit,time) snd_vx_check_reg_bit(chip, VX_ISR, mask, bit, time)
299 #define vx_wait_isr_bit(chip,bit) vx_check_isr(chip, bit, bit, 200)
300 #define vx_wait_for_rx_full(chip) vx_wait_isr_bit(chip, ISR_RX_FULL)
304 * pseudo-DMA transfer
306 static inline void vx_pseudo_dma_write(vx_core_t *chip, snd_pcm_runtime_t *runtime,
307 vx_pipe_t *pipe, int count)
309 snd_assert(chip->ops->dma_write, return);
310 chip->ops->dma_write(chip, runtime, pipe, count);
313 static inline void vx_pseudo_dma_read(vx_core_t *chip, snd_pcm_runtime_t *runtime,
314 vx_pipe_t *pipe, int count)
316 snd_assert(chip->ops->dma_read, return);
317 chip->ops->dma_read(chip, runtime, pipe, count);
322 /* error with hardware code,
323 * the return value is -(VX_ERR_MASK | actual-hw-error-code)
325 #define VX_ERR_MASK 0x1000000
326 #define vx_get_error(err) (-(err) & ~VX_ERR_MASK)
332 int snd_vx_pcm_new(vx_core_t *chip);
333 void vx_pcm_update_intr(vx_core_t *chip, unsigned int events);
338 int snd_vx_mixer_new(vx_core_t *chip);
339 void vx_toggle_dac_mute(vx_core_t *chip, int mute);
340 int vx_sync_audio_source(vx_core_t *chip);
341 int vx_set_monitor_level(vx_core_t *chip, int audio, int level, int active);
344 * IEC958 & clock stuff
346 void vx_set_iec958_status(vx_core_t *chip, unsigned int bits);
347 int vx_set_clock(vx_core_t *chip, unsigned int freq);
348 void vx_set_internal_clock(vx_core_t *chip, unsigned int freq);
349 int vx_change_frequency(vx_core_t *chip);
356 #define vx_has_new_dsp(chip) ((chip)->type != VX_TYPE_BOARD)
357 #define vx_is_pcmcia(chip) ((chip)->type >= VX_TYPE_VXPOCKET)
359 /* audio input source */
361 VX_AUDIO_SRC_DIGITAL,
374 VX_CLOCK_MODE_AUTO, /* depending on the current audio source */
375 VX_CLOCK_MODE_INTERNAL, /* fixed to internal quartz */
376 VX_CLOCK_MODE_EXTERNAL /* fixed to UER sync */
381 VX_UER_MODE_CONSUMER,
382 VX_UER_MODE_PROFESSIONAL,
383 VX_UER_MODE_NOT_PRESENT,
386 /* register indices */
416 VX_LOFREQ, // V2: ACQ, VP: RFREQ
417 VX_HIFREQ, // V2: BIT0, VP: RUER_V2
418 VX_CSUER, // V2: BIT1, VP: BIT0
419 VX_RUER, // V2: RUER_V2, VP: BIT1
423 /* aliases for VX board */
424 VX_RESET_DMA = VX_ISR,
426 VX_STATUS = VX_MEMIRQ,
435 /* aliases for VXPOCKET board */
436 VX_MICRO = VX_MEMIRQ,
437 VX_CODEC2 = VX_MEMIRQ,
442 /* RMH status type */
444 RMH_SSIZE_FIXED = 0, /* status size given by the driver (in LgStat) */
445 RMH_SSIZE_ARG = 1, /* status size given in the LSB byte */
446 RMH_SSIZE_MASK = 2, /* status size given in bitmask */
450 /* bits for ICR register */
453 #define ICR_TREQ 0x02 /* Interrupt mode + HREQ set on for transfer (->DSP) request */
454 #define ICR_RREQ 0x01 /* Interrupt mode + RREQ set on for transfer (->PC) request */
456 /* bits for CVR register */
459 /* bits for ISR register */
464 #define ISR_TX_READY 0x04
465 #define ISR_TX_EMPTY 0x02
466 #define ISR_RX_FULL 0x01
468 /* Constants used to access the DATA register */
469 #define VX_DATA_CODEC_MASK 0x80
470 #define VX_DATA_XICOR_MASK 0x80
472 /* Constants used to access the CSUER register (both for VX2 and VXP) */
473 #define VX_SUER_FREQ_MASK 0x0c
474 #define VX_SUER_FREQ_32KHz_MASK 0x0c
475 #define VX_SUER_FREQ_44KHz_MASK 0x00
476 #define VX_SUER_FREQ_48KHz_MASK 0x04
477 #define VX_SUER_DATA_PRESENT_MASK 0x02
478 #define VX_SUER_CLOCK_PRESENT_MASK 0x01
480 #define VX_CUER_HH_BITC_SEL_MASK 0x08
481 #define VX_CUER_MH_BITC_SEL_MASK 0x04
482 #define VX_CUER_ML_BITC_SEL_MASK 0x02
483 #define VX_CUER_LL_BITC_SEL_MASK 0x01
485 #define XX_UER_CBITS_OFFSET_MASK 0x1f
488 /* bits for audio_info */
489 #define VX_AUDIO_INFO_REAL_TIME (1<<0) /* real-time processing available */
490 #define VX_AUDIO_INFO_OFFLINE (1<<1) /* offline processing available */
491 #define VX_AUDIO_INFO_MPEG1 (1<<5)
492 #define VX_AUDIO_INFO_MPEG2 (1<<6)
493 #define VX_AUDIO_INFO_LINEAR_8 (1<<7)
494 #define VX_AUDIO_INFO_LINEAR_16 (1<<8)
495 #define VX_AUDIO_INFO_LINEAR_24 (1<<9)
497 /* DSP Interrupt Request values */
498 #define VXP_IRQ_OFFSET 0x40 /* add 0x40 offset for vxpocket and vx222/v2 */
499 /* call with vx_send_irq_dsp() */
500 #define IRQ_MESS_WRITE_END 0x30
501 #define IRQ_MESS_WRITE_NEXT 0x32
502 #define IRQ_MESS_READ_NEXT 0x34
503 #define IRQ_MESS_READ_END 0x36
504 #define IRQ_MESSAGE 0x38
505 #define IRQ_RESET_CHK 0x3A
506 #define IRQ_CONNECT_STREAM_NEXT 0x26
507 #define IRQ_CONNECT_STREAM_END 0x28
508 #define IRQ_PAUSE_START_CONNECT 0x2A
509 #define IRQ_END_CONNECTION 0x2C
511 /* Is there async. events pending ( IT Source Test ) */
512 #define ASYNC_EVENTS_PENDING 0x008000
513 #define HBUFFER_EVENTS_PENDING 0x004000 // Not always accurate
514 #define NOTIF_EVENTS_PENDING 0x002000
515 #define TIME_CODE_EVENT_PENDING 0x001000
516 #define FREQUENCY_CHANGE_EVENT_PENDING 0x000800
517 #define END_OF_BUFFER_EVENTS_PENDING 0x000400
518 #define FATAL_DSP_ERROR 0xff0000
520 /* Stream Format Header Defines */
521 #define HEADER_FMT_BASE 0xFED00000
522 #define HEADER_FMT_MONO 0x000000C0
523 #define HEADER_FMT_INTEL 0x00008000
524 #define HEADER_FMT_16BITS 0x00002000
525 #define HEADER_FMT_24BITS 0x00004000
526 #define HEADER_FMT_UPTO11 0x00000200 /* frequency is less or equ. to 11k.*/
527 #define HEADER_FMT_UPTO32 0x00000100 /* frequency is over 11k and less then 32k.*/
529 /* Constants used to access the Codec */
530 #define XX_CODEC_SELECTOR 0x20
532 #define XX_CODEC_ADC_CONTROL_REGISTER 0x01
533 #define XX_CODEC_DAC_CONTROL_REGISTER 0x02
534 #define XX_CODEC_LEVEL_LEFT_REGISTER 0x03
535 #define XX_CODEC_LEVEL_RIGHT_REGISTER 0x04
536 #define XX_CODEC_PORT_MODE_REGISTER 0x05
537 #define XX_CODEC_STATUS_REPORT_REGISTER 0x06
538 #define XX_CODEC_CLOCK_CONTROL_REGISTER 0x07
541 * Audio-level control values
543 #define CVAL_M110DB 0x000 /* -110dB */
544 #define CVAL_M99DB 0x02C
545 #define CVAL_M21DB 0x163
546 #define CVAL_M18DB 0x16F
547 #define CVAL_M10DB 0x18F
548 #define CVAL_0DB 0x1B7
549 #define CVAL_18DB 0x1FF /* +18dB */
550 #define CVAL_MAX 0x1FF
552 #define AUDIO_IO_HAS_MUTE_LEVEL 0x400000
553 #define AUDIO_IO_HAS_MUTE_MONITORING_1 0x200000
554 #define AUDIO_IO_HAS_MUTE_MONITORING_2 0x100000
555 #define VALID_AUDIO_IO_DIGITAL_LEVEL 0x01
556 #define VALID_AUDIO_IO_MONITORING_LEVEL 0x02
557 #define VALID_AUDIO_IO_MUTE_LEVEL 0x04
558 #define VALID_AUDIO_IO_MUTE_MONITORING_1 0x08
559 #define VALID_AUDIO_IO_MUTE_MONITORING_2 0x10
562 #endif /* __SOUND_VX_COMMON_H */