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Diffstat (limited to 'include/sound/cs4231.h')
| -rw-r--r-- | include/sound/cs4231.h | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/include/sound/cs4231.h b/include/sound/cs4231.h new file mode 100644 index 00000000000..d7f90823778 --- /dev/null +++ b/include/sound/cs4231.h @@ -0,0 +1,366 @@ +#ifndef __SOUND_CS4231_H +#define __SOUND_CS4231_H + +/* + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Definitions for CS4231 & InterWave chips & compatible chips + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include "control.h" +#include "pcm.h" +#include "timer.h" + +#ifdef CONFIG_SBUS +#define SBUS_SUPPORT +#include <asm/sbus.h> +#endif + +#if defined(CONFIG_PCI) && defined(CONFIG_SPARC64) +#define EBUS_SUPPORT +#include <linux/pci.h> +#include <asm/ebus.h> +#endif + +#if !defined(SBUS_SUPPORT) && !defined(EBUS_SUPPORT) +#define LEGACY_SUPPORT +#endif + +/* IO ports */ + +#define CS4231P(x) (c_d_c_CS4231##x) + +#define c_d_c_CS4231REGSEL 0 +#define c_d_c_CS4231REG 1 +#define c_d_c_CS4231STATUS 2 +#define c_d_c_CS4231PIO 3 + +/* codec registers */ + +#define CS4231_LEFT_INPUT 0x00 /* left input control */ +#define CS4231_RIGHT_INPUT 0x01 /* right input control */ +#define CS4231_AUX1_LEFT_INPUT 0x02 /* left AUX1 input control */ +#define CS4231_AUX1_RIGHT_INPUT 0x03 /* right AUX1 input control */ +#define CS4231_AUX2_LEFT_INPUT 0x04 /* left AUX2 input control */ +#define CS4231_AUX2_RIGHT_INPUT 0x05 /* right AUX2 input control */ +#define CS4231_LEFT_OUTPUT 0x06 /* left output control register */ +#define CS4231_RIGHT_OUTPUT 0x07 /* right output control register */ +#define CS4231_PLAYBK_FORMAT 0x08 /* clock and data format - playback - bits 7-0 MCE */ +#define CS4231_IFACE_CTRL 0x09 /* interface control - bits 7-2 MCE */ +#define CS4231_PIN_CTRL 0x0a /* pin control */ +#define CS4231_TEST_INIT 0x0b /* test and initialization */ +#define CS4231_MISC_INFO 0x0c /* miscellaneaous information */ +#define CS4231_LOOPBACK 0x0d /* loopback control */ +#define CS4231_PLY_UPR_CNT 0x0e /* playback upper base count */ +#define CS4231_PLY_LWR_CNT 0x0f /* playback lower base count */ +#define CS4231_ALT_FEATURE_1 0x10 /* alternate #1 feature enable */ +#define AD1845_AF1_MIC_LEFT 0x10 /* alternate #1 feature + MIC left */ +#define CS4231_ALT_FEATURE_2 0x11 /* alternate #2 feature enable */ +#define AD1845_AF2_MIC_RIGHT 0x11 /* alternate #2 feature + MIC right */ +#define CS4231_LEFT_LINE_IN 0x12 /* left line input control */ +#define CS4231_RIGHT_LINE_IN 0x13 /* right line input control */ +#define CS4231_TIMER_LOW 0x14 /* timer low byte */ +#define CS4231_TIMER_HIGH 0x15 /* timer high byte */ +#define CS4231_LEFT_MIC_INPUT 0x16 /* left MIC input control register (InterWave only) */ +#define AD1845_UPR_FREQ_SEL 0x16 /* upper byte of frequency select */ +#define CS4231_RIGHT_MIC_INPUT 0x17 /* right MIC input control register (InterWave only) */ +#define AD1845_LWR_FREQ_SEL 0x17 /* lower byte of frequency select */ +#define CS4236_EXT_REG 0x17 /* extended register access */ +#define CS4231_IRQ_STATUS 0x18 /* irq status register */ +#define CS4231_LINE_LEFT_OUTPUT 0x19 /* left line output control register (InterWave only) */ +#define CS4231_VERSION 0x19 /* CS4231(A) - version values */ +#define CS4231_MONO_CTRL 0x1a /* mono input/output control */ +#define CS4231_LINE_RIGHT_OUTPUT 0x1b /* right line output control register (InterWave only) */ +#define AD1845_PWR_DOWN 0x1b /* power down control */ +#define CS4235_LEFT_MASTER 0x1b /* left master output control */ +#define CS4231_REC_FORMAT 0x1c /* clock and data format - record - bits 7-0 MCE */ +#define CS4231_PLY_VAR_FREQ 0x1d /* playback variable frequency */ +#define AD1845_CLOCK 0x1d /* crystal clock select and total power down */ +#define CS4235_RIGHT_MASTER 0x1d /* right master output control */ +#define CS4231_REC_UPR_CNT 0x1e /* record upper count */ +#define CS4231_REC_LWR_CNT 0x1f /* record lower count */ + +/* definitions for codec register select port - CODECP( REGSEL ) */ + +#define CS4231_INIT 0x80 /* CODEC is initializing */ +#define CS4231_MCE 0x40 /* mode change enable */ +#define CS4231_TRD 0x20 /* transfer request disable */ + +/* definitions for codec status register - CODECP( STATUS ) */ + +#define CS4231_GLOBALIRQ 0x01 /* IRQ is active */ + +/* definitions for codec irq status */ + +#define CS4231_PLAYBACK_IRQ 0x10 +#define CS4231_RECORD_IRQ 0x20 +#define CS4231_TIMER_IRQ 0x40 +#define CS4231_ALL_IRQS 0x70 +#define CS4231_REC_UNDERRUN 0x08 +#define CS4231_REC_OVERRUN 0x04 +#define CS4231_PLY_OVERRUN 0x02 +#define CS4231_PLY_UNDERRUN 0x01 + +/* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */ + +#define CS4231_ENABLE_MIC_GAIN 0x20 + +#define CS4231_MIXS_LINE 0x00 +#define CS4231_MIXS_AUX1 0x40 +#define CS4231_MIXS_MIC 0x80 +#define CS4231_MIXS_ALL 0xc0 + +/* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */ + +#define CS4231_LINEAR_8 0x00 /* 8-bit unsigned data */ +#define CS4231_ALAW_8 0x60 /* 8-bit A-law companded */ +#define CS4231_ULAW_8 0x20 /* 8-bit U-law companded */ +#define CS4231_LINEAR_16 0x40 /* 16-bit twos complement data - little endian */ +#define CS4231_LINEAR_16_BIG 0xc0 /* 16-bit twos complement data - big endian */ +#define CS4231_ADPCM_16 0xa0 /* 16-bit ADPCM */ +#define CS4231_STEREO 0x10 /* stereo mode */ +/* bits 3-1 define frequency divisor */ +#define CS4231_XTAL1 0x00 /* 24.576 crystal */ +#define CS4231_XTAL2 0x01 /* 16.9344 crystal */ + +/* definitions for interface control register - CS4231_IFACE_CTRL */ + +#define CS4231_RECORD_PIO 0x80 /* record PIO enable */ +#define CS4231_PLAYBACK_PIO 0x40 /* playback PIO enable */ +#define CS4231_CALIB_MODE 0x18 /* calibration mode bits */ +#define CS4231_AUTOCALIB 0x08 /* auto calibrate */ +#define CS4231_SINGLE_DMA 0x04 /* use single DMA channel */ +#define CS4231_RECORD_ENABLE 0x02 /* record enable */ +#define CS4231_PLAYBACK_ENABLE 0x01 /* playback enable */ + +/* definitions for pin control register - CS4231_PIN_CTRL */ + +#define CS4231_IRQ_ENABLE 0x02 /* enable IRQ */ +#define CS4231_XCTL1 0x40 /* external control #1 */ +#define CS4231_XCTL0 0x80 /* external control #0 */ + +/* definitions for test and init register - CS4231_TEST_INIT */ + +#define CS4231_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */ +#define CS4231_DMA_REQUEST 0x10 /* DMA request in progress */ + +/* definitions for misc control register - CS4231_MISC_INFO */ + +#define CS4231_MODE2 0x40 /* MODE 2 */ +#define CS4231_IW_MODE3 0x6c /* MODE 3 - InterWave enhanced mode */ +#define CS4231_4236_MODE3 0xe0 /* MODE 3 - CS4236+ enhanced mode */ + +/* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */ + +#define CS4231_DACZ 0x01 /* zero DAC when underrun */ +#define CS4231_TIMER_ENABLE 0x40 /* codec timer enable */ +#define CS4231_OLB 0x80 /* output level bit */ + +/* definitions for Extended Registers - CS4236+ */ + +#define CS4236_REG(i23val) (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f)) +#define CS4236_I23VAL(reg) ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8) + +#define CS4236_LEFT_LINE 0x08 /* left LINE alternate volume */ +#define CS4236_RIGHT_LINE 0x18 /* right LINE alternate volume */ +#define CS4236_LEFT_MIC 0x28 /* left MIC volume */ +#define CS4236_RIGHT_MIC 0x38 /* right MIC volume */ +#define CS4236_LEFT_MIX_CTRL 0x48 /* synthesis and left input mixer control */ +#define CS4236_RIGHT_MIX_CTRL 0x58 /* right input mixer control */ +#define CS4236_LEFT_FM 0x68 /* left FM volume */ +#define CS4236_RIGHT_FM 0x78 /* right FM volume */ +#define CS4236_LEFT_DSP 0x88 /* left DSP serial port volume */ +#define CS4236_RIGHT_DSP 0x98 /* right DSP serial port volume */ +#define CS4236_RIGHT_LOOPBACK 0xa8 /* right loopback monitor volume */ +#define CS4236_DAC_MUTE 0xb8 /* DAC mute and IFSE enable */ +#define CS4236_ADC_RATE 0xc8 /* indenpendent ADC sample frequency */ +#define CS4236_DAC_RATE 0xd8 /* indenpendent DAC sample frequency */ +#define CS4236_LEFT_MASTER 0xe8 /* left master digital audio volume */ +#define CS4236_RIGHT_MASTER 0xf8 /* right master digital audio volume */ +#define CS4236_LEFT_WAVE 0x0c /* left wavetable serial port volume */ +#define CS4236_RIGHT_WAVE 0x1c /* right wavetable serial port volume */ +#define CS4236_VERSION 0x9c /* chip version and ID */ + +/* defines for codec.mode */ + +#define CS4231_MODE_NONE 0x0000 +#define CS4231_MODE_PLAY 0x0001 +#define CS4231_MODE_RECORD 0x0002 +#define CS4231_MODE_TIMER 0x0004 +#define CS4231_MODE_OPEN (CS4231_MODE_PLAY|CS4231_MODE_RECORD|CS4231_MODE_TIMER) + +/* defines for codec.hardware */ + +#define CS4231_HW_DETECT 0x0000 /* let CS4231 driver detect chip */ +#define CS4231_HW_DETECT3 0x0001 /* allow mode 3 */ +#define CS4231_HW_TYPE_MASK 0xff00 /* type mask */ +#define CS4231_HW_CS4231_MASK 0x0100 /* CS4231 serie */ +#define CS4231_HW_CS4231 0x0100 /* CS4231 chip */ +#define CS4231_HW_CS4231A 0x0101 /* CS4231A chip */ +#define CS4231_HW_AD1845 0x0102 /* AD1845 chip */ +#define CS4231_HW_CS4232_MASK 0x0200 /* CS4232 serie (has control ports) */ +#define CS4231_HW_CS4232 0x0200 /* CS4232 */ +#define CS4231_HW_CS4232A 0x0201 /* CS4232A */ +#define CS4231_HW_CS4236 0x0202 /* CS4236 */ +#define CS4231_HW_CS4236B_MASK 0x0400 /* CS4236B serie (has extended control regs) */ +#define CS4231_HW_CS4235 0x0400 /* CS4235 - Crystal Clear (tm) stereo enhancement */ +#define CS4231_HW_CS4236B 0x0401 /* CS4236B */ +#define CS4231_HW_CS4237B 0x0402 /* CS4237B - SRS 3D */ +#define CS4231_HW_CS4238B 0x0403 /* CS4238B - QSOUND 3D */ +#define CS4231_HW_CS4239 0x0404 /* CS4239 - Crystal Clear (tm) stereo enhancement */ +/* compatible, but clones */ +#define CS4231_HW_INTERWAVE 0x1000 /* InterWave chip */ +#define CS4231_HW_OPL3SA2 0x1001 /* OPL3-SA2 chip */ + +/* defines for codec.hwshare */ +#define CS4231_HWSHARE_IRQ (1<<0) +#define CS4231_HWSHARE_DMA1 (1<<1) +#define CS4231_HWSHARE_DMA2 (1<<2) + +typedef struct _snd_cs4231 cs4231_t; + +struct _snd_cs4231 { + unsigned long port; /* base i/o port */ +#ifdef LEGACY_SUPPORT + struct resource *res_port; + unsigned long cport; /* control base i/o port (CS4236) */ + struct resource *res_cport; + int irq; /* IRQ line */ + int dma1; /* playback DMA */ + int dma2; /* record DMA */ +#endif + unsigned short version; /* version of CODEC chip */ + unsigned short mode; /* see to CS4231_MODE_XXXX */ + unsigned short hardware; /* see to CS4231_HW_XXXX */ + unsigned short hwshare; /* shared resources */ + unsigned short single_dma:1, /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */ + ebus_flag:1; /* SPARC: EBUS present */ + +#ifdef EBUS_SUPPORT + struct ebus_dma_info eb2c; + struct ebus_dma_info eb2p; +#endif + +#if defined(SBUS_SUPPORT) || defined(EBUS_SUPPORT) + union { +#ifdef SBUS_SUPPORT + struct sbus_dev *sdev; +#endif +#ifdef EBUS_SUPPORT + struct pci_dev *pdev; +#endif + } dev_u; + unsigned int p_periods_sent; + unsigned int c_periods_sent; +#endif + + snd_card_t *card; + snd_pcm_t *pcm; + snd_pcm_substream_t *playback_substream; + snd_pcm_substream_t *capture_substream; + snd_timer_t *timer; + + unsigned char image[32]; /* registers image */ + unsigned char eimage[32]; /* extended registers image */ + unsigned char cimage[16]; /* control registers image */ + int mce_bit; + int calibrate_mute; + int sw_3d_bit; +#ifdef LEGACY_SUPPORT + unsigned int p_dma_size; + unsigned int c_dma_size; +#endif + + spinlock_t reg_lock; + struct semaphore mce_mutex; + struct semaphore open_mutex; + + int (*rate_constraint) (snd_pcm_runtime_t *runtime); + void (*set_playback_format) (cs4231_t *chip, snd_pcm_hw_params_t *hw_params, unsigned char pdfr); + void (*set_capture_format) (cs4231_t *chip, snd_pcm_hw_params_t *hw_params, unsigned char cdfr); + void (*trigger) (cs4231_t *chip, unsigned int what, int start); +#ifdef CONFIG_PM + void (*suspend) (cs4231_t *chip); + void (*resume) (cs4231_t *chip); +#endif + void *dma_private_data; +#ifdef LEGACY_SUPPORT + int (*claim_dma) (cs4231_t *chip, void *dma_private_data, int dma); + int (*release_dma) (cs4231_t *chip, void *dma_private_data, int dma); +#endif +}; + +/* exported functions */ + +void snd_cs4231_out(cs4231_t *chip, unsigned char reg, unsigned char val); +unsigned char snd_cs4231_in(cs4231_t *chip, unsigned char reg); +void snd_cs4236_ext_out(cs4231_t *chip, unsigned char reg, unsigned char val); +unsigned char snd_cs4236_ext_in(cs4231_t *chip, unsigned char reg); +void snd_cs4231_mce_up(cs4231_t *chip); +void snd_cs4231_mce_down(cs4231_t *chip); + +irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id, struct pt_regs *regs); + +const char *snd_cs4231_chip_id(cs4231_t *chip); + +int snd_cs4231_create(snd_card_t * card, + unsigned long port, + unsigned long cport, + int irq, int dma1, int dma2, + unsigned short hardware, + unsigned short hwshare, + cs4231_t ** rchip); +int snd_cs4231_pcm(cs4231_t * chip, int device, snd_pcm_t **rpcm); +int snd_cs4231_timer(cs4231_t * chip, int device, snd_timer_t **rtimer); +int snd_cs4231_mixer(cs4231_t * chip); + +int snd_cs4236_create(snd_card_t * card, + unsigned long port, + unsigned long cport, + int irq, int dma1, int dma2, + unsigned short hardware, + unsigned short hwshare, + cs4231_t ** rchip); +int snd_cs4236_pcm(cs4231_t * chip, int device, snd_pcm_t **rpcm); +int snd_cs4236_mixer(cs4231_t * chip); + +/* + * mixer library + */ + +#define CS4231_SINGLE(xname, xindex, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4231_info_single, \ + .get = snd_cs4231_get_single, .put = snd_cs4231_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +int snd_cs4231_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo); +int snd_cs4231_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol); +int snd_cs4231_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol); + +#define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4231_info_double, \ + .get = snd_cs4231_get_double, .put = snd_cs4231_put_double, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) } + +int snd_cs4231_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo); +int snd_cs4231_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol); +int snd_cs4231_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol); + +#endif /* __SOUND_CS4231_H */ |