2005-04-16 22:20:36 +00:00
/*
* Copyright ( c ) 2004 James Courtier - Dutton < James @ superbug . demon . co . uk >
* Driver CA0106 chips . e . g . Sound Blaster Audigy LS and Live 24 bit
2005-05-27 20:07:23 +00:00
* Version : 0.0 .21
2005-04-16 22:20:36 +00:00
*
* FEATURES currently supported :
* See ca0106_main . c for features .
*
* Changelog :
* Support interrupts per period .
* Removed noise from Center / LFE channel when in Analog mode .
* Rename and remove mixer controls .
* 0.0 .6
* Use separate card based DMA buffer for periods table list .
* 0.0 .7
* Change remove and rename ctrls into lists .
* 0.0 .8
* Try to fix capture sources .
* 0.0 .9
* Fix AC3 output .
* Enable S32_LE format support .
* 0.0 .10
* Enable playback 48000 and 96000 rates . ( Rates other that these do not work , even with " plug:front " . )
* 0.0 .11
* Add Model name recognition .
* 0.0 .12
* Correct interrupt timing . interrupt at end of period , instead of in the middle of a playback period .
* Remove redundent " voice " handling .
* 0.0 .13
* Single trigger call for multi channels .
* 0.0 .14
* Set limits based on what the sound card hardware can do .
* playback periods_min = 2 , periods_max = 8
* capture hw constraints require period_size = n * 64 bytes .
* playback hw constraints require period_size = n * 64 bytes .
* 0.0 .15
* Separated ca0106 . c into separate functional . c files .
* 0.0 .16
* Implement 192000 sample rate .
* 0.0 .17
* Add support for SB0410 and SB0413 .
* 0.0 .18
* Modified Copyright message .
* 0.0 .19
* Added I2C and SPI registers . Filled in interrupt enable .
* 0.0 .20
* Added GPIO info for SB Live 24 bit .
2005-05-27 20:07:23 +00:00
* 0.0 .21
* Implement support for Line - in capture on SB Live 24 bit .
2005-04-16 22:20:36 +00:00
*
*
* This code was initally based on code from ALSA ' s emu10k1x . c which is :
* Copyright ( c ) by Francisco Moraes < fmoraes @ nc . rr . com >
*
* 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
*
*/
/************************************************************************************************/
/* PCI function 0 registers, address = <val> + PCIBASE0 */
/************************************************************************************************/
# define PTR 0x00 /* Indexed register set pointer register */
/* NOTE: The CHANNELNUM and ADDRESS words can */
/* be modified independently of each other. */
/* CNL[1:0], ADDR[27:16] */
# define DATA 0x04 /* Indexed register set data register */
/* DATA[31:0] */
# define IPR 0x08 /* Global interrupt pending register */
/* Clear pending interrupts by writing a 1 to */
/* the relevant bits and zero to the other bits */
# define IPR_MIDI_RX_B 0x00020000 /* MIDI UART-B Receive buffer non-empty */
# define IPR_MIDI_TX_B 0x00010000 /* MIDI UART-B Transmit buffer empty */
# define IPR_SPDIF_IN_USER 0x00004000 /* SPDIF input user data has 16 more bits */
# define IPR_SPDIF_OUT_USER 0x00002000 /* SPDIF output user data needs 16 more bits */
# define IPR_SPDIF_OUT_FRAME 0x00001000 /* SPDIF frame about to start */
# define IPR_SPI 0x00000800 /* SPI transaction completed */
# define IPR_I2C_EEPROM 0x00000400 /* I2C EEPROM transaction completed */
# define IPR_I2C_DAC 0x00000200 /* I2C DAC transaction completed */
# define IPR_AI 0x00000100 /* Audio pending register changed. See PTR reg 0x76 */
# define IPR_GPI 0x00000080 /* General Purpose input changed */
# define IPR_SRC_LOCKED 0x00000040 /* SRC lock status changed */
# define IPR_SPDIF_STATUS 0x00000020 /* SPDIF status changed */
# define IPR_TIMER2 0x00000010 /* 192000Hz Timer */
# define IPR_TIMER1 0x00000008 /* 44100Hz Timer */
# define IPR_MIDI_RX_A 0x00000004 /* MIDI UART-A Receive buffer non-empty */
# define IPR_MIDI_TX_A 0x00000002 /* MIDI UART-A Transmit buffer empty */
# define IPR_PCI 0x00000001 /* PCI Bus error */
# define INTE 0x0c /* Interrupt enable register */
# define INTE_MIDI_RX_B 0x00020000 /* MIDI UART-B Receive buffer non-empty */
# define INTE_MIDI_TX_B 0x00010000 /* MIDI UART-B Transmit buffer empty */
# define INTE_SPDIF_IN_USER 0x00004000 /* SPDIF input user data has 16 more bits */
# define INTE_SPDIF_OUT_USER 0x00002000 /* SPDIF output user data needs 16 more bits */
# define INTE_SPDIF_OUT_FRAME 0x00001000 /* SPDIF frame about to start */
# define INTE_SPI 0x00000800 /* SPI transaction completed */
# define INTE_I2C_EEPROM 0x00000400 /* I2C EEPROM transaction completed */
# define INTE_I2C_DAC 0x00000200 /* I2C DAC transaction completed */
# define INTE_AI 0x00000100 /* Audio pending register changed. See PTR reg 0x75 */
# define INTE_GPI 0x00000080 /* General Purpose input changed */
# define INTE_SRC_LOCKED 0x00000040 /* SRC lock status changed */
# define INTE_SPDIF_STATUS 0x00000020 /* SPDIF status changed */
# define INTE_TIMER2 0x00000010 /* 192000Hz Timer */
# define INTE_TIMER1 0x00000008 /* 44100Hz Timer */
# define INTE_MIDI_RX_A 0x00000004 /* MIDI UART-A Receive buffer non-empty */
# define INTE_MIDI_TX_A 0x00000002 /* MIDI UART-A Transmit buffer empty */
# define INTE_PCI 0x00000001 /* PCI Bus error */
# define UNKNOWN10 0x10 /* Unknown ??. Defaults to 0 */
# define HCFG 0x14 /* Hardware config register */
/* 0x1000 causes AC3 to fails. It adds a dither bit. */
# define HCFG_STAC 0x10000000 /* Special mode for STAC9460 Codec. */
# define HCFG_CAPTURE_I2S_BYPASS 0x08000000 /* 1 = bypass I2S input async SRC. */
# define HCFG_CAPTURE_SPDIF_BYPASS 0x04000000 /* 1 = bypass SPDIF input async SRC. */
# define HCFG_PLAYBACK_I2S_BYPASS 0x02000000 /* 0 = I2S IN mixer output, 1 = I2S IN1. */
# define HCFG_FORCE_LOCK 0x01000000 /* For test only. Force input SRC tracker to lock. */
# define HCFG_PLAYBACK_ATTENUATION 0x00006000 /* Playback attenuation mask. 0 = 0dB, 1 = 6dB, 2 = 12dB, 3 = Mute. */
# define HCFG_PLAYBACK_DITHER 0x00001000 /* 1 = Add dither bit to all playback channels. */
# define HCFG_PLAYBACK_S32_LE 0x00000800 /* 1 = S32_LE, 0 = S16_LE */
# define HCFG_CAPTURE_S32_LE 0x00000400 /* 1 = S32_LE, 0 = S16_LE (S32_LE current not working) */
# define HCFG_8_CHANNEL_PLAY 0x00000200 /* 1 = 8 channels, 0 = 2 channels per substream.*/
# define HCFG_8_CHANNEL_CAPTURE 0x00000100 /* 1 = 8 channels, 0 = 2 channels per substream.*/
# define HCFG_MONO 0x00000080 /* 1 = I2S Input mono */
# define HCFG_I2S_OUTPUT 0x00000010 /* 1 = I2S Output disabled */
# define HCFG_AC97 0x00000008 /* 0 = AC97 1.0, 1 = AC97 2.0 */
# define HCFG_LOCK_PLAYBACK_CACHE 0x00000004 /* 1 = Cancel bustmaster accesses to soundcache */
/* NOTE: This should generally never be used. */
# define HCFG_LOCK_CAPTURE_CACHE 0x00000002 /* 1 = Cancel bustmaster accesses to soundcache */
/* NOTE: This should generally never be used. */
# define HCFG_AUDIOENABLE 0x00000001 /* 0 = CODECs transmit zero-valued samples */
/* Should be set to 1 when the EMU10K1 is */
/* completely initialized. */
# define GPIO 0x18 /* Defaults: 005f03a3-Analog, 005f02a2-SPDIF. */
/* Here pins 0,1,2,3,4,,6 are output. 5,7 are input */
/* For the Audigy LS, pin 0 (or bit 8) controls the SPDIF/Analog jack. */
/* SB Live 24bit:
* bit 8 0 = SPDIF in and out / 1 = Analog ( Mic or Line ) - in .
* bit 9 0 = Mute / 1 = Analog out .
* bit 10 0 = Line - in / 1 = Mic - in .
* bit 11 0 = ? / 1 = ?
* bit 12 0 = ? / 1 = ?
* bit 13 0 = ? / 1 = ?
* bit 14 0 = Mute / 1 = Analog out
* bit 15 0 = ? / 1 = ?
* Both bit 9 and bit 14 have to be set for analog sound to work on the SB Live 24 bit .
*/
/* 8 general purpose programmable In/Out pins.
* GPI [ 8 : 0 ] Read only . Default 0.
* GPO [ 15 : 8 ] Default 0x9 . ( Default to SPDIF jack enabled for SPDIF )
* GPO Enable [ 23 : 16 ] Default 0x0f . Setting a bit to 1 , causes the pin to be an output pin .
*/
# define AC97DATA 0x1c /* AC97 register set data register (16 bit) */
# define AC97ADDRESS 0x1e /* AC97 register set address register (8 bit) */
/********************************************************************************************************/
/* CA0106 pointer-offset register set, accessed through the PTR and DATA registers */
/********************************************************************************************************/
/* Initally all registers from 0x00 to 0x3f have zero contents. */
# define PLAYBACK_LIST_ADDR 0x00 /* Base DMA address of a list of pointers to each period/size */
/* One list entry: 4 bytes for DMA address,
* 4 bytes for period_size < < 16.
* One list entry is 8 bytes long .
* One list entry for each period in the buffer .
*/
/* ADDR[31:0], Default: 0x0 */
# define PLAYBACK_LIST_SIZE 0x01 /* Size of list in bytes << 16. E.g. 8 periods -> 0x00380000 */
/* SIZE[21:16], Default: 0x8 */
# define PLAYBACK_LIST_PTR 0x02 /* Pointer to the current period being played */
/* PTR[5:0], Default: 0x0 */
# define PLAYBACK_UNKNOWN3 0x03 /* Not used ?? */
# define PLAYBACK_DMA_ADDR 0x04 /* Playback DMA addresss */
/* DMA[31:0], Default: 0x0 */
# define PLAYBACK_PERIOD_SIZE 0x05 /* Playback period size. win2000 uses 0x04000000 */
/* SIZE[31:16], Default: 0x0 */
# define PLAYBACK_POINTER 0x06 /* Playback period pointer. Used with PLAYBACK_LIST_PTR to determine buffer position currently in DAC */
/* POINTER[15:0], Default: 0x0 */
# define PLAYBACK_PERIOD_END_ADDR 0x07 /* Playback fifo end address */
/* END_ADDR[15:0], FLAG[16] 0 = don't stop, 1 = stop */
# define PLAYBACK_FIFO_OFFSET_ADDRESS 0x08 /* Current fifo offset address [21:16] */
/* Cache size valid [5:0] */
# define PLAYBACK_UNKNOWN9 0x09 /* 0x9 to 0xf Unused */
# define CAPTURE_DMA_ADDR 0x10 /* Capture DMA address */
/* DMA[31:0], Default: 0x0 */
# define CAPTURE_BUFFER_SIZE 0x11 /* Capture buffer size */
/* SIZE[31:16], Default: 0x0 */
# define CAPTURE_POINTER 0x12 /* Capture buffer pointer. Sample currently in ADC */
/* POINTER[15:0], Default: 0x0 */
# define CAPTURE_FIFO_OFFSET_ADDRESS 0x13 /* Current fifo offset address [21:16] */
/* Cache size valid [5:0] */
# define PLAYBACK_LAST_SAMPLE 0x20 /* The sample currently being played */
/* 0x21 - 0x3f unused */
# define BASIC_INTERRUPT 0x40 /* Used by both playback and capture interrupt handler */
/* Playback (0x1<<channel_id) */
/* Capture (0x100<<channel_id) */
/* Playback sample rate 96000 = 0x20000 */
/* Start Playback [3:0] (one bit per channel)
* Start Capture [ 11 : 8 ] ( one bit per channel )
* Playback rate [ 23 : 16 ] ( 2 bits per channel ) ( 0 = 48 kHz , 1 = 44.1 kHz , 2 = 96 kHz , 3 = 192 Khz )
* Playback mixer in enable [ 27 : 24 ] ( one bit per channel )
* Playback mixer out enable [ 31 : 28 ] ( one bit per channel )
*/
/* The Digital out jack is shared with the Center/LFE Analogue output.
* The jack has 4 poles . I will call 1 - Tip , 2 - Next to 1 , 3 - Next to 2 , 4 - Next to 3
* For Analogue : 1 - > Center Speaker , 2 - > Sub Woofer , 3 - > Ground , 4 - > Ground
* For Digital : 1 - > Front SPDIF , 2 - > Rear SPDIF , 3 - > Center / Subwoofer SPDIF , 4 - > Ground .
* Standard 4 pole Video A / V cable with RCA outputs : 1 - > White , 2 - > Yellow , 3 - > Sheild on all three , 4 - > Red .
* So , from this you can see that you cannot use a Standard 4 pole Video A / V cable with the SB Audigy LS card .
*/
/* The Front SPDIF PCM gets mixed with samples from the AC97 codec, so can only work for Stereo PCM and not AC3/DTS
* The Rear SPDIF can be used for Stereo PCM and also AC3 / DTS
* The Center / LFE SPDIF cannot be used for AC3 / DTS , but can be used for Stereo PCM .
* Summary : For ALSA we use the Rear channel for SPDIF Digital AC3 / DTS output
*/
/* A standard 2 pole mono mini-jack to RCA plug can be used for SPDIF Stereo PCM output from the Front channel.
* A standard 3 pole stereo mini - jack to 2 RCA plugs can be used for SPDIF AC3 / DTS and Stereo PCM output utilising the Rear channel and just one of the RCA plugs .
*/
# define SPCS0 0x41 /* SPDIF output Channel Status 0 register. For Rear. default=0x02108004, non-audio=0x02108006 */
# define SPCS1 0x42 /* SPDIF output Channel Status 1 register. For Front */
# define SPCS2 0x43 /* SPDIF output Channel Status 2 register. For Center/LFE */
# define SPCS3 0x44 /* SPDIF output Channel Status 3 register. Unknown */
/* When Channel set to 0: */
# define SPCS_CLKACCYMASK 0x30000000 /* Clock accuracy */
# define SPCS_CLKACCY_1000PPM 0x00000000 /* 1000 parts per million */
# define SPCS_CLKACCY_50PPM 0x10000000 /* 50 parts per million */
# define SPCS_CLKACCY_VARIABLE 0x20000000 /* Variable accuracy */
# define SPCS_SAMPLERATEMASK 0x0f000000 /* Sample rate */
# define SPCS_SAMPLERATE_44 0x00000000 /* 44.1kHz sample rate */
# define SPCS_SAMPLERATE_48 0x02000000 /* 48kHz sample rate */
# define SPCS_SAMPLERATE_32 0x03000000 /* 32kHz sample rate */
# define SPCS_CHANNELNUMMASK 0x00f00000 /* Channel number */
# define SPCS_CHANNELNUM_UNSPEC 0x00000000 /* Unspecified channel number */
# define SPCS_CHANNELNUM_LEFT 0x00100000 /* Left channel */
# define SPCS_CHANNELNUM_RIGHT 0x00200000 /* Right channel */
# define SPCS_SOURCENUMMASK 0x000f0000 /* Source number */
# define SPCS_SOURCENUM_UNSPEC 0x00000000 /* Unspecified source number */
# define SPCS_GENERATIONSTATUS 0x00008000 /* Originality flag (see IEC-958 spec) */
# define SPCS_CATEGORYCODEMASK 0x00007f00 /* Category code (see IEC-958 spec) */
# define SPCS_MODEMASK 0x000000c0 /* Mode (see IEC-958 spec) */
# define SPCS_EMPHASISMASK 0x00000038 /* Emphasis */
# define SPCS_EMPHASIS_NONE 0x00000000 /* No emphasis */
# define SPCS_EMPHASIS_50_15 0x00000008 /* 50/15 usec 2 channel */
# define SPCS_COPYRIGHT 0x00000004 /* Copyright asserted flag -- do not modify */
# define SPCS_NOTAUDIODATA 0x00000002 /* 0 = Digital audio, 1 = not audio */
# define SPCS_PROFESSIONAL 0x00000001 /* 0 = Consumer (IEC-958), 1 = pro (AES3-1992) */
/* When Channel set to 1: */
# define SPCS_WORD_LENGTH_MASK 0x0000000f /* Word Length Mask */
# define SPCS_WORD_LENGTH_16 0x00000008 /* Word Length 16 bit */
# define SPCS_WORD_LENGTH_17 0x00000006 /* Word Length 17 bit */
# define SPCS_WORD_LENGTH_18 0x00000004 /* Word Length 18 bit */
# define SPCS_WORD_LENGTH_19 0x00000002 /* Word Length 19 bit */
# define SPCS_WORD_LENGTH_20A 0x0000000a /* Word Length 20 bit */
# define SPCS_WORD_LENGTH_20 0x00000009 /* Word Length 20 bit (both 0xa and 0x9 are 20 bit) */
# define SPCS_WORD_LENGTH_21 0x00000007 /* Word Length 21 bit */
# define SPCS_WORD_LENGTH_21 0x00000007 /* Word Length 21 bit */
# define SPCS_WORD_LENGTH_22 0x00000005 /* Word Length 22 bit */
# define SPCS_WORD_LENGTH_23 0x00000003 /* Word Length 23 bit */
# define SPCS_WORD_LENGTH_24 0x0000000b /* Word Length 24 bit */
# define SPCS_ORIGINAL_SAMPLE_RATE_MASK 0x000000f0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_NONE 0x00000000 /* Original Sample rate not indicated */
# define SPCS_ORIGINAL_SAMPLE_RATE_16000 0x00000010 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_RES1 0x00000020 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_32000 0x00000030 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_12000 0x00000040 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_11025 0x00000050 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_8000 0x00000060 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_RES2 0x00000070 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_192000 0x00000080 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_24000 0x00000090 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_96000 0x000000a0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_48000 0x000000b0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_176400 0x000000c0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_22050 0x000000d0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_88200 0x000000e0 /* Original Sample rate */
# define SPCS_ORIGINAL_SAMPLE_RATE_44100 0x000000f0 /* Original Sample rate */
# define SPDIF_SELECT1 0x45 /* Enables SPDIF or Analogue outputs 0-SPDIF, 0xf00-Analogue */
/* 0x100 - Front, 0x800 - Rear, 0x200 - Center/LFE.
* But as the jack is shared , use 0xf00 .
* The Windows2000 driver uses 0x0000000f for both digital and analog .
* 0xf00 introduces interesting noises onto the Center / LFE .
* If you turn the volume up , you hear computer noise ,
* e . g . mouse moving , changing between app windows etc .
* So , I am going to set this to 0x0000000f all the time now ,
* same as the windows driver does .
* Use register SPDIF_SELECT2 ( 0x72 ) to switch between SPDIF and Analog .
*/
/* When Channel = 0:
* Wide SPDIF format [ 3 : 0 ] ( one bit for each channel ) ( 0 = 20 bit , 1 = 24 bit )
* Tristate SPDIF Output [ 11 : 8 ] ( one bit for each channel ) ( 0 = Not tristate , 1 = Tristate )
* SPDIF Bypass enable [ 19 : 16 ] ( one bit for each channel ) ( 0 = Not bypass , 1 = Bypass )
*/
/* When Channel = 1:
* SPDIF 0 User data [ 7 : 0 ]
* SPDIF 1 User data [ 15 : 8 ]
* SPDIF 0 User data [ 23 : 16 ]
* SPDIF 0 User data [ 31 : 24 ]
* User data can be sent by using the SPDIF output frame pending and SPDIF output user bit interrupts .
*/
# define WATERMARK 0x46 /* Test bit to indicate cache usage level */
# define SPDIF_INPUT_STATUS 0x49 / * SPDIF Input status register. Bits the same as SPCS.
* When Channel = 0 : Bits the same as SPCS channel 0.
* When Channel = 1 : Bits the same as SPCS channel 1.
* When Channel = 2 :
* SPDIF Input User data [ 16 : 0 ]
* SPDIF Input Frame count [ 21 : 16 ]
*/
# define CAPTURE_CACHE_DATA 0x50 /* 0x50-0x5f Recorded samples. */
# define CAPTURE_SOURCE 0x60 /* Capture Source 0 = MIC */
# define CAPTURE_SOURCE_CHANNEL0 0xf0000000 /* Mask for selecting the Capture sources */
# define CAPTURE_SOURCE_CHANNEL1 0x0f000000 /* 0 - SPDIF mixer output. */
# define CAPTURE_SOURCE_CHANNEL2 0x00f00000 /* 1 - What you hear or . 2 - ?? */
# define CAPTURE_SOURCE_CHANNEL3 0x000f0000 /* 3 - Mic in, Line in, TAD in, Aux in. */
# define CAPTURE_SOURCE_RECORD_MAP 0x0000ffff /* Default 0x00e4 */
/* Record Map [7:0] (2 bits per channel) 0=mapped to channel 0, 1=mapped to channel 1, 2=mapped to channel2, 3=mapped to channel3
* Record source select for channel 0 [ 18 : 16 ]
* Record source select for channel 1 [ 22 : 20 ]
* Record source select for channel 2 [ 26 : 24 ]
* Record source select for channel 3 [ 30 : 28 ]
* 0 - SPDIF mixer output .
* 1 - i2s mixer output .
* 2 - SPDIF input .
* 3 - i2s input .
* 4 - AC97 capture .
* 5 - SRC output .
*/
# define CAPTURE_VOLUME1 0x61 /* Capture volume per channel 0-3 */
# define CAPTURE_VOLUME2 0x62 /* Capture volume per channel 4-7 */
# define PLAYBACK_ROUTING1 0x63 /* Playback routing of channels 0-7. Effects AC3 output. Default 0x32765410 */
# define ROUTING1_REAR 0x77000000 /* Channel_id 0 sends to 10, Channel_id 1 sends to 32 */
# define ROUTING1_NULL 0x00770000 /* Channel_id 2 sends to 54, Channel_id 3 sends to 76 */
# define ROUTING1_CENTER_LFE 0x00007700 /* 0x32765410 means, send Channel_id 0 to FRONT, Channel_id 1 to REAR */
# define ROUTING1_FRONT 0x00000077 /* Channel_id 2 to CENTER_LFE, Channel_id 3 to NULL. */
/* Channel_id's handle stereo channels. Channel X is a single mono channel */
/* Host is input from the PCI bus. */
/* Host channel 0 [2:0] -> SPDIF Mixer/Router channel 0-7.
* Host channel 1 [ 6 : 4 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 2 [ 10 : 8 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 3 [ 14 : 12 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 4 [ 18 : 16 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 5 [ 22 : 20 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 6 [ 26 : 24 ] - > SPDIF Mixer / Router channel 0 - 7.
* Host channel 7 [ 30 : 28 ] - > SPDIF Mixer / Router channel 0 - 7.
*/
# define PLAYBACK_ROUTING2 0x64 /* Playback Routing . Feeding Capture channels back into Playback. Effects AC3 output. Default 0x76767676 */
/* SRC is input from the capture inputs. */
/* SRC channel 0 [2:0] -> SPDIF Mixer/Router channel 0-7.
* SRC channel 1 [ 6 : 4 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 2 [ 10 : 8 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 3 [ 14 : 12 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 4 [ 18 : 16 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 5 [ 22 : 20 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 6 [ 26 : 24 ] - > SPDIF Mixer / Router channel 0 - 7.
* SRC channel 7 [ 30 : 28 ] - > SPDIF Mixer / Router channel 0 - 7.
*/
# define PLAYBACK_MUTE 0x65 /* Unknown. While playing 0x0, while silent 0x00fc0000 */
/* SPDIF Mixer input control:
* Invert SRC to SPDIF Mixer [ 7 - 0 ] ( One bit per channel )
* Invert Host to SPDIF Mixer [ 15 : 8 ] ( One bit per channel )
* SRC to SPDIF Mixer disable [ 23 : 16 ] ( One bit per channel )
* Host to SPDIF Mixer disable [ 31 : 24 ] ( One bit per channel )
*/
# define PLAYBACK_VOLUME1 0x66 /* Playback SPDIF volume per channel. Set to the same PLAYBACK_VOLUME(0x6a) */
/* PLAYBACK_VOLUME1 must be set to 30303030 for SPDIF AC3 Playback */
/* SPDIF mixer input volume. 0=12dB, 0x30=0dB, 0xFE=-51.5dB, 0xff=Mute */
/* One register for each of the 4 stereo streams. */
/* SRC Right volume [7:0]
* SRC Left volume [ 15 : 8 ]
* Host Right volume [ 23 : 16 ]
* Host Left volume [ 31 : 24 ]
*/
# define CAPTURE_ROUTING1 0x67 /* Capture Routing. Default 0x32765410 */
/* Similar to register 0x63, except that the destination is the I2S mixer instead of the SPDIF mixer. I.E. Outputs to the Analog outputs instead of SPDIF. */
# define CAPTURE_ROUTING2 0x68 /* Unknown Routing. Default 0x76767676 */
/* Similar to register 0x64, except that the destination is the I2S mixer instead of the SPDIF mixer. I.E. Outputs to the Analog outputs instead of SPDIF. */
# define CAPTURE_MUTE 0x69 /* Unknown. While capturing 0x0, while silent 0x00fc0000 */
/* Similar to register 0x65, except that the destination is the I2S mixer instead of the SPDIF mixer. I.E. Outputs to the Analog outputs instead of SPDIF. */
# define PLAYBACK_VOLUME2 0x6a /* Playback Analog volume per channel. Does not effect AC3 output */
/* Similar to register 0x66, except that the destination is the I2S mixer instead of the SPDIF mixer. I.E. Outputs to the Analog outputs instead of SPDIF. */
# define UNKNOWN6b 0x6b /* Unknown. Readonly. Default 00400000 00400000 00400000 00400000 */
# define UART_A_DATA 0x6c /* Uart, used in setting sample rates, bits per sample etc. */
# define UART_A_CMD 0x6d /* Uart, used in setting sample rates, bits per sample etc. */
# define UART_B_DATA 0x6e /* Uart, Unknown. */
# define UART_B_CMD 0x6f /* Uart, Unknown. */
# define SAMPLE_RATE_TRACKER_STATUS 0x70 /* Readonly. Default 00108000 00108000 00500000 00500000 */
/* Estimated sample rate [19:0] Relative to 48kHz. 0x8000 = 1.0
* Rate Locked [ 20 ]
* SPDIF Locked [ 21 ] For SPDIF channel only .
* Valid Audio [ 22 ] For SPDIF channel only .
*/
# define CAPTURE_CONTROL 0x71 /* Some sort of routing. default = 40c81000 30303030 30300000 00700000 */
/* Channel_id 0: 0x40c81000 must be changed to 0x40c80000 for SPDIF AC3 input or output. */
/* Channel_id 1: 0xffffffff(mute) 0x30303030(max) controls CAPTURE feedback into PLAYBACK. */
/* Sample rate output control register Channel=0
* Sample output rate [ 1 : 0 ] ( 0 = 48 kHz , 1 = 44.1 kHz , 2 = 96 kHz , 3 = 192 Khz )
* Sample input rate [ 3 : 2 ] ( 0 = 48 kHz , 1 = Not available , 2 = 96 kHz , 3 = 192 Khz )
* SRC input source select [ 4 ] 0 = Audio from digital mixer , 1 = Audio from analog source .
* Record rate [ 9 : 8 ] ( 0 = 48 kHz , 1 = Not available , 2 = 96 kHz , 3 = 192 Khz )
* Record mixer output enable [ 12 : 10 ]
* I2S input rate master mode [ 15 : 14 ] ( 0 = 48 kHz , 1 = 44.1 kHz , 2 = 96 kHz , 3 = 192 Khz )
* I2S output rate [ 17 : 16 ] ( 0 = 48 kHz , 1 = 44.1 kHz , 2 = 96 kHz , 3 = 192 Khz )
* I2S output source select [ 18 ] ( 0 = Audio from host , 1 = Audio from SRC )
* Record mixer I2S enable [ 20 : 19 ] ( enable / disable i2sin1 and i2sin0 )
* I2S output master clock select [ 21 ] ( 0 = 256 * I2S output rate , 1 = 512 * I2S output rate . )
* I2S input master clock select [ 22 ] ( 0 = 256 * I2S input rate , 1 = 512 * I2S input rate . )
* I2S input mode [ 23 ] ( 0 = Slave , 1 = Master )
* SPDIF output rate [ 25 : 24 ] ( 0 = 48 kHz , 1 = 44.1 kHz , 2 = 96 kHz , 3 = 192 Khz )
* SPDIF output source select [ 26 ] ( 0 = host , 1 = SRC )
* Not used [ 27 ]
* Record Source 0 input [ 29 : 28 ] ( 0 = SPDIF in , 1 = I2S in , 2 = AC97 Mic , 3 = AC97 PCM )
* Record Source 1 input [ 31 : 30 ] ( 0 = SPDIF in , 1 = I2S in , 2 = AC97 Mic , 3 = AC97 PCM )
*/
/* Sample rate output control register Channel=1
* I2S Input 0 volume Right [ 7 : 0 ]
* I2S Input 0 volume Left [ 15 : 8 ]
* I2S Input 1 volume Right [ 23 : 16 ]
* I2S Input 1 volume Left [ 31 : 24 ]
*/
/* Sample rate output control register Channel=2
* SPDIF Input volume Right [ 23 : 16 ]
* SPDIF Input volume Left [ 31 : 24 ]
*/
/* Sample rate output control register Channel=3
* No used
*/
# define SPDIF_SELECT2 0x72 /* Some sort of routing. Channel_id 0 only. default = 0x0f0f003f. Analog 0x000b0000, Digital 0x0b000000 */
# define ROUTING2_FRONT_MASK 0x00010000 /* Enable for Front speakers. */
# define ROUTING2_CENTER_LFE_MASK 0x00020000 /* Enable for Center/LFE speakers. */
# define ROUTING2_REAR_MASK 0x00080000 /* Enable for Rear speakers. */
/* Audio output control
* AC97 output enable [ 5 : 0 ]
* I2S output enable [ 19 : 16 ]
* SPDIF output enable [ 27 : 24 ]
*/
# define UNKNOWN73 0x73 /* Unknown. Readonly. Default 0x0 */
# define CHIP_VERSION 0x74 /* P17 Chip version. Channel_id 0 only. Default 00000071 */
# define EXTENDED_INT_MASK 0x75 /* Used by both playback and capture interrupt handler */
/* Sets which Interrupts are enabled. */
/* 0x00000001 = Half period. Playback.
* 0x00000010 = Full period . Playback .
* 0x00000100 = Half buffer . Playback .
* 0x00001000 = Full buffer . Playback .
* 0x00010000 = Half buffer . Capture .
* 0x00100000 = Full buffer . Capture .
* Capture can only do 2 periods .
* 0x01000000 = End audio . Playback .
* 0x40000000 = Half buffer Playback , Caputre xrun .
* 0x80000000 = Full buffer Playback , Caputre xrun .
*/
# define EXTENDED_INT 0x76 /* Used by both playback and capture interrupt handler */
/* Shows which interrupts are active at the moment. */
/* Same bit layout as EXTENDED_INT_MASK */
# define COUNTER77 0x77 /* Counter range 0 to 0x3fffff, 192000 counts per second. */
# define COUNTER78 0x78 /* Counter range 0 to 0x3fffff, 44100 counts per second. */
# define EXTENDED_INT_TIMER 0x79 /* Channel_id 0 only. Used by both playback and capture interrupt handler */
/* Causes interrupts based on timer intervals. */
# define SPI 0x7a /* SPI: Serial Interface Register */
# define I2C_A 0x7b /* I2C Address. 32 bit */
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# define I2C_D0 0x7c /* I2C Data Port 0. 32 bit */
# define I2C_D1 0x7d /* I2C Data Port 1. 32 bit */
//I2C values
# define I2C_A_ADC_ADD_MASK 0x000000fe //The address is a 7 bit address
# define I2C_A_ADC_RW_MASK 0x00000001 //bit mask for R/W
# define I2C_A_ADC_TRANS_MASK 0x00000010 //Bit mask for I2c address DAC value
# define I2C_A_ADC_ABORT_MASK 0x00000020 //Bit mask for I2C transaction abort flag
# define I2C_A_ADC_LAST_MASK 0x00000040 //Bit mask for Last word transaction
# define I2C_A_ADC_BYTE_MASK 0x00000080 //Bit mask for Byte Mode
# define I2C_A_ADC_ADD 0x00000034 //This is the Device address for ADC
# define I2C_A_ADC_READ 0x00000001 //To perform a read operation
# define I2C_A_ADC_START 0x00000100 //Start I2C transaction
# define I2C_A_ADC_ABORT 0x00000200 //I2C transaction abort
# define I2C_A_ADC_LAST 0x00000400 //I2C last transaction
# define I2C_A_ADC_BYTE 0x00000800 //I2C one byte mode
# define I2C_D_ADC_REG_MASK 0xfe000000 //ADC address register
# define I2C_D_ADC_DAT_MASK 0x01ff0000 //ADC data register
# define ADC_TIMEOUT 0x00000007 //ADC Timeout Clock Disable
# define ADC_IFC_CTRL 0x0000000b //ADC Interface Control
# define ADC_MASTER 0x0000000c //ADC Master Mode Control
# define ADC_POWER 0x0000000d //ADC PowerDown Control
# define ADC_ATTEN_ADCL 0x0000000e //ADC Attenuation ADCL
# define ADC_ATTEN_ADCR 0x0000000f //ADC Attenuation ADCR
# define ADC_ALC_CTRL1 0x00000010 //ADC ALC Control 1
# define ADC_ALC_CTRL2 0x00000011 //ADC ALC Control 2
# define ADC_ALC_CTRL3 0x00000012 //ADC ALC Control 3
# define ADC_NOISE_CTRL 0x00000013 //ADC Noise Gate Control
# define ADC_LIMIT_CTRL 0x00000014 //ADC Limiter Control
# define ADC_MUX 0x00000015 //ADC Mux offset
#if 0
/* FIXME: Not tested yet. */
# define ADC_GAIN_MASK 0x000000ff //Mask for ADC Gain
# define ADC_ZERODB 0x000000cf //Value to set ADC to 0dB
# define ADC_MUTE_MASK 0x000000c0 //Mask for ADC mute
# define ADC_MUTE 0x000000c0 //Value to mute ADC
# define ADC_OSR 0x00000008 //Mask for ADC oversample rate select
# define ADC_TIMEOUT_DISABLE 0x00000008 //Value and mask to disable Timeout clock
# define ADC_HPF_DISABLE 0x00000100 //Value and mask to disable High pass filter
# define ADC_TRANWIN_MASK 0x00000070 //Mask for Length of Transient Window
# endif
# define ADC_MUX_MASK 0x0000000f //Mask for ADC Mux
# define ADC_MUX_MIC 0x00000002 //Value to select Mic at ADC Mux
# define ADC_MUX_LINEIN 0x00000004 //Value to select LineIn at ADC Mux
# define ADC_MUX_PHONE 0x00000001 //Value to select TAD at ADC Mux (Not used)
# define ADC_MUX_AUX 0x00000008 //Value to select Aux at ADC Mux
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# define SET_CHANNEL 0 /* Testing channel outputs 0=Front, 1=Center/LFE, 2=Unknown, 3=Rear */
# define PCM_FRONT_CHANNEL 0
# define PCM_REAR_CHANNEL 1
# define PCM_CENTER_LFE_CHANNEL 2
# define PCM_UNKNOWN_CHANNEL 3
# define CONTROL_FRONT_CHANNEL 0
# define CONTROL_REAR_CHANNEL 3
# define CONTROL_CENTER_LFE_CHANNEL 1
# define CONTROL_UNKNOWN_CHANNEL 2
typedef struct snd_ca0106_channel ca0106_channel_t ;
typedef struct snd_ca0106 ca0106_t ;
typedef struct snd_ca0106_pcm ca0106_pcm_t ;
struct snd_ca0106_channel {
ca0106_t * emu ;
int number ;
int use ;
void ( * interrupt ) ( ca0106_t * emu , ca0106_channel_t * channel ) ;
ca0106_pcm_t * epcm ;
} ;
struct snd_ca0106_pcm {
ca0106_t * emu ;
snd_pcm_substream_t * substream ;
int channel_id ;
unsigned short running ;
} ;
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typedef struct {
u32 serial ;
char * name ;
int ac97 ;
int gpio_type ;
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int i2c_adc ;
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} ca0106_details_t ;
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// definition of the chip-specific record
struct snd_ca0106 {
snd_card_t * card ;
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ca0106_details_t * details ;
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struct pci_dev * pci ;
unsigned long port ;
struct resource * res_port ;
int irq ;
unsigned int revision ; /* chip revision */
unsigned int serial ; /* serial number */
unsigned short model ; /* subsystem id */
spinlock_t emu_lock ;
ac97_t * ac97 ;
snd_pcm_t * pcm ;
ca0106_channel_t playback_channels [ 4 ] ;
ca0106_channel_t capture_channels [ 4 ] ;
u32 spdif_bits [ 4 ] ; /* s/pdif out setup */
int spdif_enable ;
int capture_source ;
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int capture_mic_line_in ;
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struct snd_dma_buffer buffer ;
} ;
int __devinit snd_ca0106_mixer ( ca0106_t * emu ) ;
int __devinit snd_ca0106_proc_init ( ca0106_t * emu ) ;
unsigned int snd_ca0106_ptr_read ( ca0106_t * emu ,
unsigned int reg ,
unsigned int chn ) ;
void snd_ca0106_ptr_write ( ca0106_t * emu ,
unsigned int reg ,
unsigned int chn ,
unsigned int data ) ;
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int snd_ca0106_i2c_write ( ca0106_t * emu , u32 reg , u32 value ) ;
