|  | /* | 
|  | *  Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk> | 
|  | *  Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit | 
|  | *  Version: 0.0.22 | 
|  | * | 
|  | *  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 24bit. | 
|  | *  0.0.21 | 
|  | *   Implement support for Line-in capture on SB Live 24bit. | 
|  | *  0.0.22 | 
|  | *    Add support for mute control on SB Live 24bit (cards w/ SPI DAC) | 
|  | * | 
|  | * | 
|  | *  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 = 48 Khz / 1 = 96 Khz Analog out on SB Live 24bit. | 
|  | * 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 24bit. | 
|  | */ | 
|  | /* 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=48kHz, 1=44.1kHz, 2=96kHz, 3=192Khz) | 
|  | * 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_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=20bit, 1=24bit) | 
|  | * 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 MIDI_UART_A_DATA		0x6c            /* Midi Uart A Data */ | 
|  | #define MIDI_UART_A_CMD		0x6d            /* Midi Uart A Command/Status */ | 
|  | #define MIDI_UART_B_DATA		0x6e            /* Midi Uart B Data (currently unused) */ | 
|  | #define MIDI_UART_B_CMD		0x6f            /* Midi Uart B Command/Status (currently unused) */ | 
|  |  | 
|  | /* unique channel identifier for midi->channel */ | 
|  |  | 
|  | #define CA0106_MIDI_CHAN_A		0x1 | 
|  | #define CA0106_MIDI_CHAN_B		0x2 | 
|  |  | 
|  | /* from mpu401 */ | 
|  |  | 
|  | #define CA0106_MIDI_INPUT_AVAIL 	0x80 | 
|  | #define CA0106_MIDI_OUTPUT_READY	0x40 | 
|  | #define CA0106_MPU401_RESET		0xff | 
|  | #define CA0106_MPU401_ENTER_UART	0x3f | 
|  | #define CA0106_MPU401_ACK		0xfe | 
|  |  | 
|  | #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=48kHz, 1=44.1kHz, 2=96kHz, 3=192Khz) | 
|  | * Sample input rate [3:2] (0=48kHz, 1=Not available, 2=96kHz, 3=192Khz) | 
|  | * SRC input source select [4] 0=Audio from digital mixer, 1=Audio from analog source. | 
|  | * Record rate [9:8] (0=48kHz, 1=Not available, 2=96kHz, 3=192Khz) | 
|  | * Record mixer output enable [12:10] | 
|  | * I2S input rate master mode [15:14] (0=48kHz, 1=44.1kHz, 2=96kHz, 3=192Khz) | 
|  | * I2S output rate [17:16] (0=48kHz, 1=44.1kHz, 2=96kHz, 3=192Khz) | 
|  | * 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=48kHz, 1=44.1kHz, 2=96kHz, 3=192Khz) | 
|  | * 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 */ | 
|  | #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_PHONE		0x00000001	//Value to select TAD at ADC Mux (Not used) | 
|  | #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_AUX		0x00000008	//Value to select Aux at ADC Mux | 
|  |  | 
|  | #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 | 
|  |  | 
|  |  | 
|  | /* Based on WM8768 Datasheet Rev 4.2 page 32 */ | 
|  | #define SPI_REG_MASK	0x1ff	/* 16-bit SPI writes have a 7-bit address */ | 
|  | #define SPI_REG_SHIFT	9	/* followed by 9 bits of data */ | 
|  |  | 
|  | #define SPI_LDA1_REG		0	/* digital attenuation */ | 
|  | #define SPI_RDA1_REG		1 | 
|  | #define SPI_LDA2_REG		4 | 
|  | #define SPI_RDA2_REG		5 | 
|  | #define SPI_LDA3_REG		6 | 
|  | #define SPI_RDA3_REG		7 | 
|  | #define SPI_LDA4_REG		13 | 
|  | #define SPI_RDA4_REG		14 | 
|  | #define SPI_MASTDA_REG		8 | 
|  |  | 
|  | #define SPI_DA_BIT_UPDATE	(1<<8)	/* update attenuation values */ | 
|  | #define SPI_DA_BIT_0dB		0xff	/* 0 dB */ | 
|  | #define SPI_DA_BIT_infdB	0x00	/* inf dB attenuation (mute) */ | 
|  |  | 
|  | #define SPI_PL_REG		2 | 
|  | #define SPI_PL_BIT_L_M		(0<<5)	/* left channel = mute */ | 
|  | #define SPI_PL_BIT_L_L		(1<<5)	/* left channel = left */ | 
|  | #define SPI_PL_BIT_L_R		(2<<5)	/* left channel = right */ | 
|  | #define SPI_PL_BIT_L_C		(3<<5)	/* left channel = (L+R)/2 */ | 
|  | #define SPI_PL_BIT_R_M		(0<<7)	/* right channel = mute */ | 
|  | #define SPI_PL_BIT_R_L		(1<<7)	/* right channel = left */ | 
|  | #define SPI_PL_BIT_R_R		(2<<7)	/* right channel = right */ | 
|  | #define SPI_PL_BIT_R_C		(3<<7)	/* right channel = (L+R)/2 */ | 
|  | #define SPI_IZD_REG		2 | 
|  | #define SPI_IZD_BIT		(1<<4)	/* infinite zero detect */ | 
|  |  | 
|  | #define SPI_FMT_REG		3 | 
|  | #define SPI_FMT_BIT_RJ		(0<<0)	/* right justified mode */ | 
|  | #define SPI_FMT_BIT_LJ		(1<<0)	/* left justified mode */ | 
|  | #define SPI_FMT_BIT_I2S		(2<<0)	/* I2S mode */ | 
|  | #define SPI_FMT_BIT_DSP		(3<<0)	/* DSP Modes A or B */ | 
|  | #define SPI_LRP_REG		3 | 
|  | #define SPI_LRP_BIT		(1<<2)	/* invert LRCLK polarity */ | 
|  | #define SPI_BCP_REG		3 | 
|  | #define SPI_BCP_BIT		(1<<3)	/* invert BCLK polarity */ | 
|  | #define SPI_IWL_REG		3 | 
|  | #define SPI_IWL_BIT_16		(0<<4)	/* 16-bit world length */ | 
|  | #define SPI_IWL_BIT_20		(1<<4)	/* 20-bit world length */ | 
|  | #define SPI_IWL_BIT_24		(2<<4)	/* 24-bit world length */ | 
|  | #define SPI_IWL_BIT_32		(3<<4)	/* 32-bit world length */ | 
|  |  | 
|  | #define SPI_MS_REG		10 | 
|  | #define SPI_MS_BIT		(1<<5)	/* master mode */ | 
|  | #define SPI_RATE_REG		10	/* only applies in master mode */ | 
|  | #define SPI_RATE_BIT_128	(0<<6)	/* MCLK = LRCLK * 128 */ | 
|  | #define SPI_RATE_BIT_192	(1<<6) | 
|  | #define SPI_RATE_BIT_256	(2<<6) | 
|  | #define SPI_RATE_BIT_384	(3<<6) | 
|  | #define SPI_RATE_BIT_512	(4<<6) | 
|  | #define SPI_RATE_BIT_768	(5<<6) | 
|  |  | 
|  | /* They really do label the bit for the 4th channel "4" and not "3" */ | 
|  | #define SPI_DMUTE0_REG		9 | 
|  | #define SPI_DMUTE1_REG		9 | 
|  | #define SPI_DMUTE2_REG		9 | 
|  | #define SPI_DMUTE4_REG		15 | 
|  | #define SPI_DMUTE0_BIT		(1<<3) | 
|  | #define SPI_DMUTE1_BIT		(1<<4) | 
|  | #define SPI_DMUTE2_BIT		(1<<5) | 
|  | #define SPI_DMUTE4_BIT		(1<<2) | 
|  |  | 
|  | #define SPI_PHASE0_REG		3 | 
|  | #define SPI_PHASE1_REG		3 | 
|  | #define SPI_PHASE2_REG		3 | 
|  | #define SPI_PHASE4_REG		15 | 
|  | #define SPI_PHASE0_BIT		(1<<6) | 
|  | #define SPI_PHASE1_BIT		(1<<7) | 
|  | #define SPI_PHASE2_BIT		(1<<8) | 
|  | #define SPI_PHASE4_BIT		(1<<3) | 
|  |  | 
|  | #define SPI_PDWN_REG		2	/* power down all DACs */ | 
|  | #define SPI_PDWN_BIT		(1<<2) | 
|  | #define SPI_DACD0_REG		10	/* power down individual DACs */ | 
|  | #define SPI_DACD1_REG		10 | 
|  | #define SPI_DACD2_REG		10 | 
|  | #define SPI_DACD4_REG		15 | 
|  | #define SPI_DACD0_BIT		(1<<1) | 
|  | #define SPI_DACD1_BIT		(1<<2) | 
|  | #define SPI_DACD2_BIT		(1<<3) | 
|  | #define SPI_DACD4_BIT		(1<<0)	/* datasheet error says it's 1 */ | 
|  |  | 
|  | #define SPI_PWRDNALL_REG	10	/* power down everything */ | 
|  | #define SPI_PWRDNALL_BIT	(1<<4) | 
|  |  | 
|  | #include "ca_midi.h" | 
|  |  | 
|  | struct snd_ca0106; | 
|  |  | 
|  | struct snd_ca0106_channel { | 
|  | struct snd_ca0106 *emu; | 
|  | int number; | 
|  | int use; | 
|  | void (*interrupt)(struct snd_ca0106 *emu, struct snd_ca0106_channel *channel); | 
|  | struct snd_ca0106_pcm *epcm; | 
|  | }; | 
|  |  | 
|  | struct snd_ca0106_pcm { | 
|  | struct snd_ca0106 *emu; | 
|  | struct snd_pcm_substream *substream; | 
|  | int channel_id; | 
|  | unsigned short running; | 
|  | }; | 
|  |  | 
|  | struct snd_ca0106_details { | 
|  | u32 serial; | 
|  | char * name; | 
|  | int ac97; | 
|  | int gpio_type; | 
|  | int i2c_adc; | 
|  | int spi_dac; | 
|  | }; | 
|  |  | 
|  | // definition of the chip-specific record | 
|  | struct snd_ca0106 { | 
|  | struct snd_card *card; | 
|  | struct snd_ca0106_details *details; | 
|  | struct pci_dev *pci; | 
|  |  | 
|  | unsigned long port; | 
|  | struct resource *res_port; | 
|  | int irq; | 
|  |  | 
|  | unsigned int serial;            /* serial number */ | 
|  | unsigned short model;		/* subsystem id */ | 
|  |  | 
|  | spinlock_t emu_lock; | 
|  |  | 
|  | struct snd_ac97 *ac97; | 
|  | struct snd_pcm *pcm; | 
|  |  | 
|  | struct snd_ca0106_channel playback_channels[4]; | 
|  | struct snd_ca0106_channel capture_channels[4]; | 
|  | u32 spdif_bits[4];             /* s/pdif out setup */ | 
|  | int spdif_enable; | 
|  | int capture_source; | 
|  | int i2c_capture_source; | 
|  | u8 i2c_capture_volume[4][2]; | 
|  | int capture_mic_line_in; | 
|  |  | 
|  | struct snd_dma_buffer buffer; | 
|  |  | 
|  | struct snd_ca_midi midi; | 
|  | struct snd_ca_midi midi2; | 
|  |  | 
|  | u16 spi_dac_reg[16]; | 
|  | }; | 
|  |  | 
|  | int snd_ca0106_mixer(struct snd_ca0106 *emu); | 
|  | int snd_ca0106_proc_init(struct snd_ca0106 * emu); | 
|  |  | 
|  | unsigned int snd_ca0106_ptr_read(struct snd_ca0106 * emu, | 
|  | unsigned int reg, | 
|  | unsigned int chn); | 
|  |  | 
|  | void snd_ca0106_ptr_write(struct snd_ca0106 *emu, | 
|  | unsigned int reg, | 
|  | unsigned int chn, | 
|  | unsigned int data); | 
|  |  | 
|  | int snd_ca0106_i2c_write(struct snd_ca0106 *emu, u32 reg, u32 value); | 
|  |  | 
|  | int snd_ca0106_spi_write(struct snd_ca0106 * emu, | 
|  | unsigned int data); |