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v5.9
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
   4 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
   5 *		     Thomas Sailer <sailer@ife.ee.ethz.ch>
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   6 */
   7
   8/* Power-Management-Code ( CONFIG_PM )
   9 * for ens1371 only ( FIXME )
  10 * derived from cs4281.c, atiixp.c and via82xx.c
  11 * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/ 
  12 * by Kurt J. Bosch
  13 */
  14
  15#include <linux/io.h>
  16#include <linux/delay.h>
  17#include <linux/interrupt.h>
  18#include <linux/init.h>
  19#include <linux/pci.h>
  20#include <linux/slab.h>
  21#include <linux/gameport.h>
  22#include <linux/module.h>
  23#include <linux/mutex.h>
  24
  25#include <sound/core.h>
  26#include <sound/control.h>
  27#include <sound/pcm.h>
  28#include <sound/rawmidi.h>
  29#ifdef CHIP1371
  30#include <sound/ac97_codec.h>
  31#else
  32#include <sound/ak4531_codec.h>
  33#endif
  34#include <sound/initval.h>
  35#include <sound/asoundef.h>
  36
  37#ifndef CHIP1371
  38#undef CHIP1370
  39#define CHIP1370
  40#endif
  41
  42#ifdef CHIP1370
  43#define DRIVER_NAME "ENS1370"
  44#define CHIP_NAME "ES1370" /* it can be ENS but just to keep compatibility... */
  45#else
  46#define DRIVER_NAME "ENS1371"
  47#define CHIP_NAME "ES1371"
  48#endif
  49
  50
  51MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
  52MODULE_LICENSE("GPL");
  53#ifdef CHIP1370
  54MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
  55MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
  56	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
  57#endif
  58#ifdef CHIP1371
  59MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
  60MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
  61		"{Ensoniq,AudioPCI ES1373},"
  62		"{Creative Labs,Ectiva EV1938},"
  63		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
  64		"{Creative Labs,Vibra PCI128},"
  65		"{Ectiva,EV1938}}");
  66#endif
  67
  68#if IS_REACHABLE(CONFIG_GAMEPORT)
  69#define SUPPORT_JOYSTICK
  70#endif
  71
  72static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  73static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  74static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  75#ifdef SUPPORT_JOYSTICK
  76#ifdef CHIP1371
  77static int joystick_port[SNDRV_CARDS];
  78#else
  79static bool joystick[SNDRV_CARDS];
  80#endif
  81#endif
  82#ifdef CHIP1371
  83static int spdif[SNDRV_CARDS];
  84static int lineio[SNDRV_CARDS];
  85#endif
  86
  87module_param_array(index, int, NULL, 0444);
  88MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
  89module_param_array(id, charp, NULL, 0444);
  90MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
  91module_param_array(enable, bool, NULL, 0444);
  92MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
  93#ifdef SUPPORT_JOYSTICK
  94#ifdef CHIP1371
  95module_param_hw_array(joystick_port, int, ioport, NULL, 0444);
  96MODULE_PARM_DESC(joystick_port, "Joystick port address.");
  97#else
  98module_param_array(joystick, bool, NULL, 0444);
  99MODULE_PARM_DESC(joystick, "Enable joystick.");
 100#endif
 101#endif /* SUPPORT_JOYSTICK */
 102#ifdef CHIP1371
 103module_param_array(spdif, int, NULL, 0444);
 104MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
 105module_param_array(lineio, int, NULL, 0444);
 106MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
 107#endif
 108
 109/* ES1371 chip ID */
 110/* This is a little confusing because all ES1371 compatible chips have the
 111   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 112   This is only significant if you want to enable features on the later parts.
 113   Yes, I know it's stupid and why didn't we use the sub IDs?
 114*/
 115#define ES1371REV_ES1373_A  0x04
 116#define ES1371REV_ES1373_B  0x06
 117#define ES1371REV_CT5880_A  0x07
 118#define CT5880REV_CT5880_C  0x02
 119#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 120#define CT5880REV_CT5880_E  0x04	/* mw */
 121#define ES1371REV_ES1371_B  0x09
 122#define EV1938REV_EV1938_A  0x00
 123#define ES1371REV_ES1373_8  0x08
 124
 125/*
 126 * Direct registers
 127 */
 128
 129#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 130
 131#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 132#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 133#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 134#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 135#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 136#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 137#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 138#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 139#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 140#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 141#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 142#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 143#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 144#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 145#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 146#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 147#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 148#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 149#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 150#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 151#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 152#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 153#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 154#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 155#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 156#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 157#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 158#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 159#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 160#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 161#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 162#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 163#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 164#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 165#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 166#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 167#define   ES_UART_EN		(1<<3)		/* UART enable */
 168#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 169#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 170#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 171#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 172#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 173#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 174#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 175#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 176#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 177#define   ES_1373_REAR_BIT26	(1<<26)
 178#define   ES_1373_REAR_BIT24	(1<<24)
 179#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 180#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 181#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 182#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 183#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 184#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 185#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 186#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 187#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 188#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 189#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 190#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 191#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 192#define   ES_UART		(1<<3)		/* UART interrupt pending */
 193#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 194#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 195#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 196#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 197#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 198#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 199#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 200#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 201#define   ES_RXRDY		(1<<0)		/* receiver ready */
 202#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 203#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 204#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 205#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 206#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 207#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 208#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 209#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 210#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 211#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 212#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 213#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 214#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 215#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 216#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 217#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 218#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 219#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 220#define   EV_1938_CODEC_MAGIC	   (1<<26)
 221#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 222#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 223#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 224#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 225
 226#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 227#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 228#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 229#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 230#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 231#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 232#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 233#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 234#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 235#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 236#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 237#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 238#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 239
 240#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 241#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 242#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 243#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 244#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 245#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 246#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 247#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 248#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 249#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 250#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 251#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 252#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 253#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 254#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 255#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 256#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 257#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 258#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 259#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 260#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 261#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 262#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 263
 264#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 265
 266#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 267#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 268#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 269#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 270#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 271#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 272#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 273#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 274#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 275#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 276#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 277#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 278#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 279#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 280#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 281#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 282#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 283#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 284#define   ES_R1_MODEO(o)	(((o)&0x03)<<4)	/* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */
 285#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 286#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 287#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 288#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 289#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 290#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 291#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 292#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 293
 294#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 295#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 296#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 297#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 298#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 299#define   ES_REG_COUNTM		(0xffff<<0)
 300#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 301
 302#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 303#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 304#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 305#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 306#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 307#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 308#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 309#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 310#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 311#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 312#define   ES_REG_FSIZEM		 (0xffff<<0)
 313#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 314#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 315#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 316
 317#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 318#define   ES_REG_UF_VALID	 (1<<8)
 319#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 320#define   ES_REG_UF_BYTEM	 (0xff<<0)
 321#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 322
 323
 324/*
 325 *  Pages
 326 */
 327
 328#define ES_PAGE_DAC	0x0c
 329#define ES_PAGE_ADC	0x0d
 330#define ES_PAGE_UART	0x0e
 331#define ES_PAGE_UART1	0x0f
 332
 333/*
 334 *  Sample rate converter addresses
 335 */
 336
 337#define ES_SMPREG_DAC1		0x70
 338#define ES_SMPREG_DAC2		0x74
 339#define ES_SMPREG_ADC		0x78
 340#define ES_SMPREG_VOL_ADC	0x6c
 341#define ES_SMPREG_VOL_DAC1	0x7c
 342#define ES_SMPREG_VOL_DAC2	0x7e
 343#define ES_SMPREG_TRUNC_N	0x00
 344#define ES_SMPREG_INT_REGS	0x01
 345#define ES_SMPREG_ACCUM_FRAC	0x02
 346#define ES_SMPREG_VFREQ_FRAC	0x03
 347
 348/*
 349 *  Some contants
 350 */
 351
 352#define ES_1370_SRCLOCK	   1411200
 353#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 354
 355/*
 356 *  Open modes
 357 */
 358
 359#define ES_MODE_PLAY1	0x0001
 360#define ES_MODE_PLAY2	0x0002
 361#define ES_MODE_CAPTURE	0x0004
 362
 363#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 364#define ES_MODE_INPUT	0x0002	/* for MIDI */
 365
 366/*
 367
 368 */
 369
 370struct ensoniq {
 371	spinlock_t reg_lock;
 372	struct mutex src_mutex;
 373
 374	int irq;
 375
 376	unsigned long playback1size;
 377	unsigned long playback2size;
 378	unsigned long capture3size;
 379
 380	unsigned long port;
 381	unsigned int mode;
 382	unsigned int uartm;	/* UART mode */
 383
 384	unsigned int ctrl;	/* control register */
 385	unsigned int sctrl;	/* serial control register */
 386	unsigned int cssr;	/* control status register */
 387	unsigned int uartc;	/* uart control register */
 388	unsigned int rev;	/* chip revision */
 389
 390	union {
 391#ifdef CHIP1371
 392		struct {
 393			struct snd_ac97 *ac97;
 394		} es1371;
 395#else
 396		struct {
 397			int pclkdiv_lock;
 398			struct snd_ak4531 *ak4531;
 399		} es1370;
 400#endif
 401	} u;
 402
 403	struct pci_dev *pci;
 404	struct snd_card *card;
 405	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 406	struct snd_pcm *pcm2;	/* DAC2 PCM */
 407	struct snd_pcm_substream *playback1_substream;
 408	struct snd_pcm_substream *playback2_substream;
 409	struct snd_pcm_substream *capture_substream;
 410	unsigned int p1_dma_size;
 411	unsigned int p2_dma_size;
 412	unsigned int c_dma_size;
 413	unsigned int p1_period_size;
 414	unsigned int p2_period_size;
 415	unsigned int c_period_size;
 416	struct snd_rawmidi *rmidi;
 417	struct snd_rawmidi_substream *midi_input;
 418	struct snd_rawmidi_substream *midi_output;
 419
 420	unsigned int spdif;
 421	unsigned int spdif_default;
 422	unsigned int spdif_stream;
 423
 424#ifdef CHIP1370
 425	struct snd_dma_buffer dma_bug;
 426#endif
 427
 428#ifdef SUPPORT_JOYSTICK
 429	struct gameport *gameport;
 430#endif
 431};
 432
 433static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 434
 435static const struct pci_device_id snd_audiopci_ids[] = {
 436#ifdef CHIP1370
 437	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 438#endif
 439#ifdef CHIP1371
 440	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 441	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 442	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 443#endif
 444	{ 0, }
 445};
 446
 447MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 448
 449/*
 450 *  constants
 451 */
 452
 453#define POLL_COUNT	0xa000
 454
 455#ifdef CHIP1370
 456static const unsigned int snd_es1370_fixed_rates[] =
 457	{5512, 11025, 22050, 44100};
 458static const struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 459	.count = 4, 
 460	.list = snd_es1370_fixed_rates,
 461	.mask = 0,
 462};
 463static const struct snd_ratnum es1370_clock = {
 464	.num = ES_1370_SRCLOCK,
 465	.den_min = 29, 
 466	.den_max = 353,
 467	.den_step = 1,
 468};
 469static const struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 470	.nrats = 1,
 471	.rats = &es1370_clock,
 472};
 473#else
 474static const struct snd_ratden es1371_dac_clock = {
 475	.num_min = 3000 * (1 << 15),
 476	.num_max = 48000 * (1 << 15),
 477	.num_step = 3000,
 478	.den = 1 << 15,
 479};
 480static const struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 481	.nrats = 1,
 482	.rats = &es1371_dac_clock,
 483};
 484static const struct snd_ratnum es1371_adc_clock = {
 485	.num = 48000 << 15,
 486	.den_min = 32768, 
 487	.den_max = 393216,
 488	.den_step = 1,
 489};
 490static const struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 491	.nrats = 1,
 492	.rats = &es1371_adc_clock,
 493};
 494#endif
 495static const unsigned int snd_ensoniq_sample_shift[] =
 496	{0, 1, 1, 2};
 497
 498/*
 499 *  common I/O routines
 500 */
 501
 502#ifdef CHIP1371
 503
 504static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 505{
 506	unsigned int t, r = 0;
 507
 508	for (t = 0; t < POLL_COUNT; t++) {
 509		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 510		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 511			return r;
 512		cond_resched();
 513	}
 514	dev_err(ensoniq->card->dev, "wait src ready timeout 0x%lx [0x%x]\n",
 515		   ES_REG(ensoniq, 1371_SMPRATE), r);
 516	return 0;
 517}
 518
 519static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 520{
 521	unsigned int temp, i, orig, r;
 522
 523	/* wait for ready */
 524	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 525
 526	/* expose the SRC state bits */
 527	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 528		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 529	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 530	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 531
 532	/* now, wait for busy and the correct time to read */
 533	temp = snd_es1371_wait_src_ready(ensoniq);
 534	
 535	if ((temp & 0x00870000) != 0x00010000) {
 536		/* wait for the right state */
 537		for (i = 0; i < POLL_COUNT; i++) {
 538			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 539			if ((temp & 0x00870000) == 0x00010000)
 540				break;
 541		}
 542	}
 543
 544	/* hide the state bits */	
 545	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 546		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
 547	r |= ES_1371_SRC_RAM_ADDRO(reg);
 548	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 549	
 550	return temp;
 551}
 552
 553static void snd_es1371_src_write(struct ensoniq * ensoniq,
 554				 unsigned short reg, unsigned short data)
 555{
 556	unsigned int r;
 557
 558	r = snd_es1371_wait_src_ready(ensoniq) &
 559	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 560	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 561	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 562	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 563}
 564
 565#endif /* CHIP1371 */
 566
 567#ifdef CHIP1370
 568
 569static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 570				   unsigned short reg, unsigned short val)
 571{
 572	struct ensoniq *ensoniq = ak4531->private_data;
 573	unsigned long end_time = jiffies + HZ / 10;
 574
 575#if 0
 576	dev_dbg(ensoniq->card->dev,
 577	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 578	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 579#endif
 580	do {
 581		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 582			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 583			return;
 584		}
 585		schedule_timeout_uninterruptible(1);
 586	} while (time_after(end_time, jiffies));
 587	dev_err(ensoniq->card->dev, "codec write timeout, status = 0x%x\n",
 588		   inl(ES_REG(ensoniq, STATUS)));
 589}
 590
 591#endif /* CHIP1370 */
 592
 593#ifdef CHIP1371
 594
 595static inline bool is_ev1938(struct ensoniq *ensoniq)
 596{
 597	return ensoniq->pci->device == 0x8938;
 598}
 599
 600static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 601				   unsigned short reg, unsigned short val)
 602{
 603	struct ensoniq *ensoniq = ac97->private_data;
 604	unsigned int t, x, flag;
 605
 606	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 607	mutex_lock(&ensoniq->src_mutex);
 608	for (t = 0; t < POLL_COUNT; t++) {
 609		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 610			/* save the current state for latter */
 611			x = snd_es1371_wait_src_ready(ensoniq);
 612			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 613			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 614			     ES_REG(ensoniq, 1371_SMPRATE));
 615			/* wait for not busy (state 0) first to avoid
 616			   transition states */
 617			for (t = 0; t < POLL_COUNT; t++) {
 618				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 619				    0x00000000)
 620					break;
 621			}
 622			/* wait for a SAFE time to write addr/data and then do it, dammit */
 623			for (t = 0; t < POLL_COUNT; t++) {
 624				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 625				    0x00010000)
 626					break;
 627			}
 628			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 629			     ES_REG(ensoniq, 1371_CODEC));
 630			/* restore SRC reg */
 631			snd_es1371_wait_src_ready(ensoniq);
 632			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 633			mutex_unlock(&ensoniq->src_mutex);
 634			return;
 635		}
 636	}
 637	mutex_unlock(&ensoniq->src_mutex);
 638	dev_err(ensoniq->card->dev, "codec write timeout at 0x%lx [0x%x]\n",
 639		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 640}
 641
 642static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 643					    unsigned short reg)
 644{
 645	struct ensoniq *ensoniq = ac97->private_data;
 646	unsigned int t, x, flag, fail = 0;
 647
 648	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 649      __again:
 650	mutex_lock(&ensoniq->src_mutex);
 651	for (t = 0; t < POLL_COUNT; t++) {
 652		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 653			/* save the current state for latter */
 654			x = snd_es1371_wait_src_ready(ensoniq);
 655			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 656			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 657			     ES_REG(ensoniq, 1371_SMPRATE));
 658			/* wait for not busy (state 0) first to avoid
 659			   transition states */
 660			for (t = 0; t < POLL_COUNT; t++) {
 661				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 662				    0x00000000)
 663					break;
 664			}
 665			/* wait for a SAFE time to write addr/data and then do it, dammit */
 666			for (t = 0; t < POLL_COUNT; t++) {
 667				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 668				    0x00010000)
 669					break;
 670			}
 671			outl(ES_1371_CODEC_READS(reg) | flag,
 672			     ES_REG(ensoniq, 1371_CODEC));
 673			/* restore SRC reg */
 674			snd_es1371_wait_src_ready(ensoniq);
 675			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 676			/* wait for WIP again */
 677			for (t = 0; t < POLL_COUNT; t++) {
 678				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 679					break;		
 680			}
 681			/* now wait for the stinkin' data (RDY) */
 682			for (t = 0; t < POLL_COUNT; t++) {
 683				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
 684					if (is_ev1938(ensoniq)) {
 685						for (t = 0; t < 100; t++)
 686							inl(ES_REG(ensoniq, CONTROL));
 687						x = inl(ES_REG(ensoniq, 1371_CODEC));
 688					}
 689					mutex_unlock(&ensoniq->src_mutex);
 690					return ES_1371_CODEC_READ(x);
 691				}
 692			}
 693			mutex_unlock(&ensoniq->src_mutex);
 694			if (++fail > 10) {
 695				dev_err(ensoniq->card->dev,
 696					"codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n",
 697					   ES_REG(ensoniq, 1371_CODEC), reg,
 698					   inl(ES_REG(ensoniq, 1371_CODEC)));
 699				return 0;
 700			}
 701			goto __again;
 702		}
 703	}
 704	mutex_unlock(&ensoniq->src_mutex);
 705	dev_err(ensoniq->card->dev, "codec read timeout at 0x%lx [0x%x]\n",
 706		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 707	return 0;
 708}
 709
 710static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 711{
 712	msleep(750);
 713	snd_es1371_codec_read(ac97, AC97_RESET);
 714	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 715	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 716	msleep(50);
 717}
 718
 719static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 720{
 721	unsigned int n, truncm, freq;
 722
 723	mutex_lock(&ensoniq->src_mutex);
 724	n = rate / 3000;
 725	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 726		n--;
 727	truncm = (21 * n - 1) | 1;
 728	freq = ((48000UL << 15) / rate) * n;
 
 729	if (rate >= 24000) {
 730		if (truncm > 239)
 731			truncm = 239;
 732		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 733				(((239 - truncm) >> 1) << 9) | (n << 4));
 734	} else {
 735		if (truncm > 119)
 736			truncm = 119;
 737		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 738				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 739	}
 740	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 741			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 742						  ES_SMPREG_INT_REGS) & 0x00ff) |
 743			     ((freq >> 5) & 0xfc00));
 744	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 745	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 746	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 747	mutex_unlock(&ensoniq->src_mutex);
 748}
 749
 750static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 751{
 752	unsigned int freq, r;
 753
 754	mutex_lock(&ensoniq->src_mutex);
 755	freq = ((rate << 15) + 1500) / 3000;
 756	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 757						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 758		ES_1371_DIS_P1;
 759	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 760	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 761			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 762						  ES_SMPREG_INT_REGS) & 0x00ff) |
 763			     ((freq >> 5) & 0xfc00));
 764	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 765	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 766						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 767	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 768	mutex_unlock(&ensoniq->src_mutex);
 769}
 770
 771static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 772{
 773	unsigned int freq, r;
 774
 775	mutex_lock(&ensoniq->src_mutex);
 776	freq = ((rate << 15) + 1500) / 3000;
 777	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 778						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 779		ES_1371_DIS_P2;
 780	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 781	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 782			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 783						  ES_SMPREG_INT_REGS) & 0x00ff) |
 784			     ((freq >> 5) & 0xfc00));
 785	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 786			     freq & 0x7fff);
 787	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 788						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 789	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 790	mutex_unlock(&ensoniq->src_mutex);
 791}
 792
 793#endif /* CHIP1371 */
 794
 795static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 796{
 797	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 798	switch (cmd) {
 799	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 800	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 801	{
 802		unsigned int what = 0;
 803		struct snd_pcm_substream *s;
 804		snd_pcm_group_for_each_entry(s, substream) {
 805			if (s == ensoniq->playback1_substream) {
 806				what |= ES_P1_PAUSE;
 807				snd_pcm_trigger_done(s, substream);
 808			} else if (s == ensoniq->playback2_substream) {
 809				what |= ES_P2_PAUSE;
 810				snd_pcm_trigger_done(s, substream);
 811			} else if (s == ensoniq->capture_substream)
 812				return -EINVAL;
 813		}
 814		spin_lock(&ensoniq->reg_lock);
 815		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 816			ensoniq->sctrl |= what;
 817		else
 818			ensoniq->sctrl &= ~what;
 819		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 820		spin_unlock(&ensoniq->reg_lock);
 821		break;
 822	}
 823	case SNDRV_PCM_TRIGGER_START:
 824	case SNDRV_PCM_TRIGGER_STOP:
 825	{
 826		unsigned int what = 0;
 827		struct snd_pcm_substream *s;
 828		snd_pcm_group_for_each_entry(s, substream) {
 829			if (s == ensoniq->playback1_substream) {
 830				what |= ES_DAC1_EN;
 831				snd_pcm_trigger_done(s, substream);
 832			} else if (s == ensoniq->playback2_substream) {
 833				what |= ES_DAC2_EN;
 834				snd_pcm_trigger_done(s, substream);
 835			} else if (s == ensoniq->capture_substream) {
 836				what |= ES_ADC_EN;
 837				snd_pcm_trigger_done(s, substream);
 838			}
 839		}
 840		spin_lock(&ensoniq->reg_lock);
 841		if (cmd == SNDRV_PCM_TRIGGER_START)
 842			ensoniq->ctrl |= what;
 843		else
 844			ensoniq->ctrl &= ~what;
 845		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 846		spin_unlock(&ensoniq->reg_lock);
 847		break;
 848	}
 849	default:
 850		return -EINVAL;
 851	}
 852	return 0;
 853}
 854
 855/*
 856 *  PCM part
 857 */
 858
 
 
 
 
 
 
 
 
 
 
 
 859static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 860{
 861	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 862	struct snd_pcm_runtime *runtime = substream->runtime;
 863	unsigned int mode = 0;
 864
 865	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 866	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 867	if (snd_pcm_format_width(runtime->format) == 16)
 868		mode |= 0x02;
 869	if (runtime->channels > 1)
 870		mode |= 0x01;
 871	spin_lock_irq(&ensoniq->reg_lock);
 872	ensoniq->ctrl &= ~ES_DAC1_EN;
 873#ifdef CHIP1371
 874	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 875	if (runtime->rate == 48000)
 876		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 877	else
 878		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 879#endif
 880	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 881	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 882	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 883	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 884	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 885	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 886	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 887	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 888	     ES_REG(ensoniq, DAC1_COUNT));
 889#ifdef CHIP1370
 890	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 891	switch (runtime->rate) {
 892	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 893	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 894	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 895	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 896	default: snd_BUG();
 897	}
 898#endif
 899	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 900	spin_unlock_irq(&ensoniq->reg_lock);
 901#ifndef CHIP1370
 902	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 903#endif
 904	return 0;
 905}
 906
 907static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 908{
 909	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 910	struct snd_pcm_runtime *runtime = substream->runtime;
 911	unsigned int mode = 0;
 912
 913	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 914	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 915	if (snd_pcm_format_width(runtime->format) == 16)
 916		mode |= 0x02;
 917	if (runtime->channels > 1)
 918		mode |= 0x01;
 919	spin_lock_irq(&ensoniq->reg_lock);
 920	ensoniq->ctrl &= ~ES_DAC2_EN;
 921	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 922	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 923	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 924	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 925	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 926			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 927	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 928			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 929	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 930	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 931	     ES_REG(ensoniq, DAC2_COUNT));
 932#ifdef CHIP1370
 933	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 934		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 935		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 936		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 937	}
 938#endif
 939	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 940	spin_unlock_irq(&ensoniq->reg_lock);
 941#ifndef CHIP1370
 942	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 943#endif
 944	return 0;
 945}
 946
 947static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 948{
 949	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 950	struct snd_pcm_runtime *runtime = substream->runtime;
 951	unsigned int mode = 0;
 952
 953	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 954	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 955	if (snd_pcm_format_width(runtime->format) == 16)
 956		mode |= 0x02;
 957	if (runtime->channels > 1)
 958		mode |= 0x01;
 959	spin_lock_irq(&ensoniq->reg_lock);
 960	ensoniq->ctrl &= ~ES_ADC_EN;
 961	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 962	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 963	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 964	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 965	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 966	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 967	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 968	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 969	     ES_REG(ensoniq, ADC_COUNT));
 970#ifdef CHIP1370
 971	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 972		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 973		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 974		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
 975	}
 976#endif
 977	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 978	spin_unlock_irq(&ensoniq->reg_lock);
 979#ifndef CHIP1370
 980	snd_es1371_adc_rate(ensoniq, runtime->rate);
 981#endif
 982	return 0;
 983}
 984
 985static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
 986{
 987	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 988	size_t ptr;
 989
 990	spin_lock(&ensoniq->reg_lock);
 991	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
 992		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 993		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
 994		ptr = bytes_to_frames(substream->runtime, ptr);
 995	} else {
 996		ptr = 0;
 997	}
 998	spin_unlock(&ensoniq->reg_lock);
 999	return ptr;
1000}
1001
1002static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1003{
1004	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1005	size_t ptr;
1006
1007	spin_lock(&ensoniq->reg_lock);
1008	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1009		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1010		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1011		ptr = bytes_to_frames(substream->runtime, ptr);
1012	} else {
1013		ptr = 0;
1014	}
1015	spin_unlock(&ensoniq->reg_lock);
1016	return ptr;
1017}
1018
1019static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1020{
1021	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1022	size_t ptr;
1023
1024	spin_lock(&ensoniq->reg_lock);
1025	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1026		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1027		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1028		ptr = bytes_to_frames(substream->runtime, ptr);
1029	} else {
1030		ptr = 0;
1031	}
1032	spin_unlock(&ensoniq->reg_lock);
1033	return ptr;
1034}
1035
1036static const struct snd_pcm_hardware snd_ensoniq_playback1 =
1037{
1038	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1039				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1040				 SNDRV_PCM_INFO_MMAP_VALID |
1041				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1042	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1043	.rates =
1044#ifndef CHIP1370
1045				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1046#else
1047				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1048				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1049				 SNDRV_PCM_RATE_44100),
1050#endif
1051	.rate_min =		4000,
1052	.rate_max =		48000,
1053	.channels_min =		1,
1054	.channels_max =		2,
1055	.buffer_bytes_max =	(128*1024),
1056	.period_bytes_min =	64,
1057	.period_bytes_max =	(128*1024),
1058	.periods_min =		1,
1059	.periods_max =		1024,
1060	.fifo_size =		0,
1061};
1062
1063static const struct snd_pcm_hardware snd_ensoniq_playback2 =
1064{
1065	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1066				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1067				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1068				 SNDRV_PCM_INFO_SYNC_START),
1069	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1070	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1071	.rate_min =		4000,
1072	.rate_max =		48000,
1073	.channels_min =		1,
1074	.channels_max =		2,
1075	.buffer_bytes_max =	(128*1024),
1076	.period_bytes_min =	64,
1077	.period_bytes_max =	(128*1024),
1078	.periods_min =		1,
1079	.periods_max =		1024,
1080	.fifo_size =		0,
1081};
1082
1083static const struct snd_pcm_hardware snd_ensoniq_capture =
1084{
1085	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1086				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1087				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1088	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1089	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1090	.rate_min =		4000,
1091	.rate_max =		48000,
1092	.channels_min =		1,
1093	.channels_max =		2,
1094	.buffer_bytes_max =	(128*1024),
1095	.period_bytes_min =	64,
1096	.period_bytes_max =	(128*1024),
1097	.periods_min =		1,
1098	.periods_max =		1024,
1099	.fifo_size =		0,
1100};
1101
1102static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1103{
1104	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1105	struct snd_pcm_runtime *runtime = substream->runtime;
1106
1107	ensoniq->mode |= ES_MODE_PLAY1;
1108	ensoniq->playback1_substream = substream;
1109	runtime->hw = snd_ensoniq_playback1;
1110	snd_pcm_set_sync(substream);
1111	spin_lock_irq(&ensoniq->reg_lock);
1112	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1113		ensoniq->spdif_stream = ensoniq->spdif_default;
1114	spin_unlock_irq(&ensoniq->reg_lock);
1115#ifdef CHIP1370
1116	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1117				   &snd_es1370_hw_constraints_rates);
1118#else
1119	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1120				      &snd_es1371_hw_constraints_dac_clock);
1121#endif
1122	return 0;
1123}
1124
1125static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1126{
1127	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1128	struct snd_pcm_runtime *runtime = substream->runtime;
1129
1130	ensoniq->mode |= ES_MODE_PLAY2;
1131	ensoniq->playback2_substream = substream;
1132	runtime->hw = snd_ensoniq_playback2;
1133	snd_pcm_set_sync(substream);
1134	spin_lock_irq(&ensoniq->reg_lock);
1135	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1136		ensoniq->spdif_stream = ensoniq->spdif_default;
1137	spin_unlock_irq(&ensoniq->reg_lock);
1138#ifdef CHIP1370
1139	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1140				      &snd_es1370_hw_constraints_clock);
1141#else
1142	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1143				      &snd_es1371_hw_constraints_dac_clock);
1144#endif
1145	return 0;
1146}
1147
1148static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1149{
1150	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1151	struct snd_pcm_runtime *runtime = substream->runtime;
1152
1153	ensoniq->mode |= ES_MODE_CAPTURE;
1154	ensoniq->capture_substream = substream;
1155	runtime->hw = snd_ensoniq_capture;
1156	snd_pcm_set_sync(substream);
1157#ifdef CHIP1370
1158	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1159				      &snd_es1370_hw_constraints_clock);
1160#else
1161	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1162				      &snd_es1371_hw_constraints_adc_clock);
1163#endif
1164	return 0;
1165}
1166
1167static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1168{
1169	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1170
1171	ensoniq->playback1_substream = NULL;
1172	ensoniq->mode &= ~ES_MODE_PLAY1;
1173	return 0;
1174}
1175
1176static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1177{
1178	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1179
1180	ensoniq->playback2_substream = NULL;
1181	spin_lock_irq(&ensoniq->reg_lock);
1182#ifdef CHIP1370
1183	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1184#endif
1185	ensoniq->mode &= ~ES_MODE_PLAY2;
1186	spin_unlock_irq(&ensoniq->reg_lock);
1187	return 0;
1188}
1189
1190static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1191{
1192	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1193
1194	ensoniq->capture_substream = NULL;
1195	spin_lock_irq(&ensoniq->reg_lock);
1196#ifdef CHIP1370
1197	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1198#endif
1199	ensoniq->mode &= ~ES_MODE_CAPTURE;
1200	spin_unlock_irq(&ensoniq->reg_lock);
1201	return 0;
1202}
1203
1204static const struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1205	.open =		snd_ensoniq_playback1_open,
1206	.close =	snd_ensoniq_playback1_close,
 
 
 
1207	.prepare =	snd_ensoniq_playback1_prepare,
1208	.trigger =	snd_ensoniq_trigger,
1209	.pointer =	snd_ensoniq_playback1_pointer,
1210};
1211
1212static const struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1213	.open =		snd_ensoniq_playback2_open,
1214	.close =	snd_ensoniq_playback2_close,
 
 
 
1215	.prepare =	snd_ensoniq_playback2_prepare,
1216	.trigger =	snd_ensoniq_trigger,
1217	.pointer =	snd_ensoniq_playback2_pointer,
1218};
1219
1220static const struct snd_pcm_ops snd_ensoniq_capture_ops = {
1221	.open =		snd_ensoniq_capture_open,
1222	.close =	snd_ensoniq_capture_close,
 
 
 
1223	.prepare =	snd_ensoniq_capture_prepare,
1224	.trigger =	snd_ensoniq_trigger,
1225	.pointer =	snd_ensoniq_capture_pointer,
1226};
1227
1228static const struct snd_pcm_chmap_elem surround_map[] = {
1229	{ .channels = 1,
1230	  .map = { SNDRV_CHMAP_MONO } },
1231	{ .channels = 2,
1232	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1233	{ }
1234};
1235
1236static int snd_ensoniq_pcm(struct ensoniq *ensoniq, int device)
1237{
1238	struct snd_pcm *pcm;
1239	int err;
1240
1241	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/1", device, 1, 1, &pcm);
 
 
 
 
 
 
1242	if (err < 0)
1243		return err;
1244
1245#ifdef CHIP1370
1246	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1247#else
1248	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1249#endif
1250	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1251
1252	pcm->private_data = ensoniq;
1253	pcm->info_flags = 0;
1254	strcpy(pcm->name, CHIP_NAME " DAC2/ADC");
1255	ensoniq->pcm1 = pcm;
1256
1257	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1258				       &ensoniq->pci->dev, 64*1024, 128*1024);
1259
1260#ifdef CHIP1370
1261	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1262				     surround_map, 2, 0, NULL);
1263#else
1264	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1265				     snd_pcm_std_chmaps, 2, 0, NULL);
1266#endif
1267	return err;
 
 
 
 
 
 
 
1268}
1269
1270static int snd_ensoniq_pcm2(struct ensoniq *ensoniq, int device)
 
1271{
1272	struct snd_pcm *pcm;
1273	int err;
1274
1275	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/2", device, 1, 0, &pcm);
 
 
 
 
 
 
1276	if (err < 0)
1277		return err;
1278
1279#ifdef CHIP1370
1280	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1281#else
1282	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1283#endif
1284	pcm->private_data = ensoniq;
1285	pcm->info_flags = 0;
1286	strcpy(pcm->name, CHIP_NAME " DAC1");
1287	ensoniq->pcm2 = pcm;
1288
1289	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1290				       &ensoniq->pci->dev, 64*1024, 128*1024);
1291
1292#ifdef CHIP1370
1293	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1294				     snd_pcm_std_chmaps, 2, 0, NULL);
1295#else
1296	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1297				     surround_map, 2, 0, NULL);
1298#endif
1299	return err;
 
 
 
 
 
 
 
1300}
1301
1302/*
1303 *  Mixer section
1304 */
1305
1306/*
1307 * ENS1371 mixer (including SPDIF interface)
1308 */
1309#ifdef CHIP1371
1310static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1311				  struct snd_ctl_elem_info *uinfo)
1312{
1313	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1314	uinfo->count = 1;
1315	return 0;
1316}
1317
1318static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1319                                         struct snd_ctl_elem_value *ucontrol)
1320{
1321	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1322	spin_lock_irq(&ensoniq->reg_lock);
1323	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1324	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1325	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1326	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1327	spin_unlock_irq(&ensoniq->reg_lock);
1328	return 0;
1329}
1330
1331static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1332                                         struct snd_ctl_elem_value *ucontrol)
1333{
1334	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1335	unsigned int val;
1336	int change;
1337
1338	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1339	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1340	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1341	      ((u32)ucontrol->value.iec958.status[3] << 24);
1342	spin_lock_irq(&ensoniq->reg_lock);
1343	change = ensoniq->spdif_default != val;
1344	ensoniq->spdif_default = val;
1345	if (change && ensoniq->playback1_substream == NULL &&
1346	    ensoniq->playback2_substream == NULL)
1347		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1348	spin_unlock_irq(&ensoniq->reg_lock);
1349	return change;
1350}
1351
1352static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1353				      struct snd_ctl_elem_value *ucontrol)
1354{
1355	ucontrol->value.iec958.status[0] = 0xff;
1356	ucontrol->value.iec958.status[1] = 0xff;
1357	ucontrol->value.iec958.status[2] = 0xff;
1358	ucontrol->value.iec958.status[3] = 0xff;
1359	return 0;
1360}
1361
1362static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1363					struct snd_ctl_elem_value *ucontrol)
1364{
1365	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1366	spin_lock_irq(&ensoniq->reg_lock);
1367	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1368	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1369	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1370	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1371	spin_unlock_irq(&ensoniq->reg_lock);
1372	return 0;
1373}
1374
1375static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1376                                        struct snd_ctl_elem_value *ucontrol)
1377{
1378	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1379	unsigned int val;
1380	int change;
1381
1382	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1383	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1384	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1385	      ((u32)ucontrol->value.iec958.status[3] << 24);
1386	spin_lock_irq(&ensoniq->reg_lock);
1387	change = ensoniq->spdif_stream != val;
1388	ensoniq->spdif_stream = val;
1389	if (change && (ensoniq->playback1_substream != NULL ||
1390		       ensoniq->playback2_substream != NULL))
1391		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1392	spin_unlock_irq(&ensoniq->reg_lock);
1393	return change;
1394}
1395
1396#define ES1371_SPDIF(xname) \
1397{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1398  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1399
1400#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1401
1402static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1403				struct snd_ctl_elem_value *ucontrol)
1404{
1405	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1406	
1407	spin_lock_irq(&ensoniq->reg_lock);
1408	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1409	spin_unlock_irq(&ensoniq->reg_lock);
1410	return 0;
1411}
1412
1413static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1414				struct snd_ctl_elem_value *ucontrol)
1415{
1416	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1417	unsigned int nval1, nval2;
1418	int change;
1419	
1420	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1421	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1422	spin_lock_irq(&ensoniq->reg_lock);
1423	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1424	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1425	ensoniq->ctrl |= nval1;
1426	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1427	ensoniq->cssr |= nval2;
1428	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1429	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1430	spin_unlock_irq(&ensoniq->reg_lock);
1431	return change;
1432}
1433
1434
1435/* spdif controls */
1436static const struct snd_kcontrol_new snd_es1371_mixer_spdif[] = {
1437	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1438	{
1439		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1440		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1441		.info =		snd_ens1373_spdif_info,
1442		.get =		snd_ens1373_spdif_default_get,
1443		.put =		snd_ens1373_spdif_default_put,
1444	},
1445	{
1446		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1447		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1448		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1449		.info =		snd_ens1373_spdif_info,
1450		.get =		snd_ens1373_spdif_mask_get
1451	},
1452	{
1453		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1454		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1455		.info =		snd_ens1373_spdif_info,
1456		.get =		snd_ens1373_spdif_stream_get,
1457		.put =		snd_ens1373_spdif_stream_put
1458	},
1459};
1460
1461
1462#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1463
1464static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1465			       struct snd_ctl_elem_value *ucontrol)
1466{
1467	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1468	int val = 0;
1469	
1470	spin_lock_irq(&ensoniq->reg_lock);
1471	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1472			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1473	    	val = 1;
1474	ucontrol->value.integer.value[0] = val;
1475	spin_unlock_irq(&ensoniq->reg_lock);
1476	return 0;
1477}
1478
1479static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1480			       struct snd_ctl_elem_value *ucontrol)
1481{
1482	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1483	unsigned int nval1;
1484	int change;
1485	
1486	nval1 = ucontrol->value.integer.value[0] ?
1487		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1488	spin_lock_irq(&ensoniq->reg_lock);
1489	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1490				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1491	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1492	ensoniq->cssr |= nval1;
1493	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1494	spin_unlock_irq(&ensoniq->reg_lock);
1495	return change;
1496}
1497
1498static const struct snd_kcontrol_new snd_ens1373_rear =
1499{
1500	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1501	.name =		"AC97 2ch->4ch Copy Switch",
1502	.info =		snd_es1373_rear_info,
1503	.get =		snd_es1373_rear_get,
1504	.put =		snd_es1373_rear_put,
1505};
1506
1507#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1508
1509static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1510			       struct snd_ctl_elem_value *ucontrol)
1511{
1512	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1513	int val = 0;
1514	
1515	spin_lock_irq(&ensoniq->reg_lock);
1516	if (ensoniq->ctrl & ES_1371_GPIO_OUT(4))
1517	    	val = 1;
1518	ucontrol->value.integer.value[0] = val;
1519	spin_unlock_irq(&ensoniq->reg_lock);
1520	return 0;
1521}
1522
1523static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1524			       struct snd_ctl_elem_value *ucontrol)
1525{
1526	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1527	int changed;
1528	unsigned int ctrl;
1529	
1530	spin_lock_irq(&ensoniq->reg_lock);
1531	ctrl = ensoniq->ctrl;
1532	if (ucontrol->value.integer.value[0])
1533		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1534	else
1535		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1536	changed = (ctrl != ensoniq->ctrl);
1537	if (changed)
1538		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1539	spin_unlock_irq(&ensoniq->reg_lock);
1540	return changed;
1541}
1542
1543static const struct snd_kcontrol_new snd_ens1373_line =
1544{
1545	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1546	.name =		"Line In->Rear Out Switch",
1547	.info =		snd_es1373_line_info,
1548	.get =		snd_es1373_line_get,
1549	.put =		snd_es1373_line_put,
1550};
1551
1552static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1553{
1554	struct ensoniq *ensoniq = ac97->private_data;
1555	ensoniq->u.es1371.ac97 = NULL;
1556}
1557
1558struct es1371_quirk {
1559	unsigned short vid;		/* vendor ID */
1560	unsigned short did;		/* device ID */
1561	unsigned char rev;		/* revision */
1562};
1563
1564static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1565			       const struct es1371_quirk *list)
1566{
1567	while (list->vid != (unsigned short)PCI_ANY_ID) {
1568		if (ensoniq->pci->vendor == list->vid &&
1569		    ensoniq->pci->device == list->did &&
1570		    ensoniq->rev == list->rev)
1571			return 1;
1572		list++;
1573	}
1574	return 0;
1575}
1576
1577static const struct es1371_quirk es1371_spdif_present[] = {
1578	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1579	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1580	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1581	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1582	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1583	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1584};
1585
1586static const struct snd_pci_quirk ens1373_line_quirk[] = {
1587	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1588	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1589	{ } /* end */
1590};
1591
1592static int snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1593				  int has_spdif, int has_line)
1594{
1595	struct snd_card *card = ensoniq->card;
1596	struct snd_ac97_bus *pbus;
1597	struct snd_ac97_template ac97;
1598	int err;
1599	static const struct snd_ac97_bus_ops ops = {
1600		.write = snd_es1371_codec_write,
1601		.read = snd_es1371_codec_read,
1602		.wait = snd_es1371_codec_wait,
1603	};
1604
1605	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1606		return err;
1607
1608	memset(&ac97, 0, sizeof(ac97));
1609	ac97.private_data = ensoniq;
1610	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1611	ac97.pci = ensoniq->pci;
1612	ac97.scaps = AC97_SCAP_AUDIO;
1613	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1614		return err;
1615	if (has_spdif > 0 ||
1616	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1617		struct snd_kcontrol *kctl;
1618		int i, is_spdif = 0;
1619
1620		ensoniq->spdif_default = ensoniq->spdif_stream =
1621			SNDRV_PCM_DEFAULT_CON_SPDIF;
1622		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1623
1624		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1625			is_spdif++;
1626
1627		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1628			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1629			if (!kctl)
1630				return -ENOMEM;
1631			kctl->id.index = is_spdif;
1632			err = snd_ctl_add(card, kctl);
1633			if (err < 0)
1634				return err;
1635		}
1636	}
1637	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1638		/* mirror rear to front speakers */
1639		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1640		ensoniq->cssr |= ES_1373_REAR_BIT26;
1641		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1642		if (err < 0)
1643			return err;
1644	}
1645	if (has_line > 0 ||
1646	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1647		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1648						      ensoniq));
1649		 if (err < 0)
1650			 return err;
1651	}
1652
1653	return 0;
1654}
1655
1656#endif /* CHIP1371 */
1657
1658/* generic control callbacks for ens1370 */
1659#ifdef CHIP1370
1660#define ENSONIQ_CONTROL(xname, mask) \
1661{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1662  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1663  .private_value = mask }
1664
1665#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1666
1667static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1668				   struct snd_ctl_elem_value *ucontrol)
1669{
1670	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1671	int mask = kcontrol->private_value;
1672	
1673	spin_lock_irq(&ensoniq->reg_lock);
1674	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1675	spin_unlock_irq(&ensoniq->reg_lock);
1676	return 0;
1677}
1678
1679static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1680				   struct snd_ctl_elem_value *ucontrol)
1681{
1682	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1683	int mask = kcontrol->private_value;
1684	unsigned int nval;
1685	int change;
1686	
1687	nval = ucontrol->value.integer.value[0] ? mask : 0;
1688	spin_lock_irq(&ensoniq->reg_lock);
1689	change = (ensoniq->ctrl & mask) != nval;
1690	ensoniq->ctrl &= ~mask;
1691	ensoniq->ctrl |= nval;
1692	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1693	spin_unlock_irq(&ensoniq->reg_lock);
1694	return change;
1695}
1696
1697/*
1698 * ENS1370 mixer
1699 */
1700
1701static const struct snd_kcontrol_new snd_es1370_controls[2] = {
1702ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1703ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1704};
1705
1706#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1707
1708static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1709{
1710	struct ensoniq *ensoniq = ak4531->private_data;
1711	ensoniq->u.es1370.ak4531 = NULL;
1712}
1713
1714static int snd_ensoniq_1370_mixer(struct ensoniq *ensoniq)
1715{
1716	struct snd_card *card = ensoniq->card;
1717	struct snd_ak4531 ak4531;
1718	unsigned int idx;
1719	int err;
1720
1721	/* try reset AK4531 */
1722	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1723	inw(ES_REG(ensoniq, 1370_CODEC));
1724	udelay(100);
1725	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1726	inw(ES_REG(ensoniq, 1370_CODEC));
1727	udelay(100);
1728
1729	memset(&ak4531, 0, sizeof(ak4531));
1730	ak4531.write = snd_es1370_codec_write;
1731	ak4531.private_data = ensoniq;
1732	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1733	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1734		return err;
1735	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1736		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1737		if (err < 0)
1738			return err;
1739	}
1740	return 0;
1741}
1742
1743#endif /* CHIP1370 */
1744
1745#ifdef SUPPORT_JOYSTICK
1746
1747#ifdef CHIP1371
1748static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1749{
1750	switch (joystick_port[dev]) {
1751	case 0: /* disabled */
1752	case 1: /* auto-detect */
1753	case 0x200:
1754	case 0x208:
1755	case 0x210:
1756	case 0x218:
1757		return joystick_port[dev];
1758
1759	default:
1760		dev_err(ensoniq->card->dev,
1761			"invalid joystick port %#x", joystick_port[dev]);
1762		return 0;
1763	}
1764}
1765#else
1766static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1767{
1768	return joystick[dev] ? 0x200 : 0;
1769}
1770#endif
1771
1772static int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1773{
1774	struct gameport *gp;
1775	int io_port;
1776
1777	io_port = snd_ensoniq_get_joystick_port(ensoniq, dev);
1778
1779	switch (io_port) {
1780	case 0:
1781		return -ENOSYS;
1782
1783	case 1: /* auto_detect */
1784		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1785			if (request_region(io_port, 8, "ens137x: gameport"))
1786				break;
1787		if (io_port > 0x218) {
1788			dev_warn(ensoniq->card->dev,
1789				 "no gameport ports available\n");
1790			return -EBUSY;
1791		}
1792		break;
1793
1794	default:
1795		if (!request_region(io_port, 8, "ens137x: gameport")) {
1796			dev_warn(ensoniq->card->dev,
1797				 "gameport io port %#x in use\n",
1798			       io_port);
1799			return -EBUSY;
1800		}
1801		break;
1802	}
1803
1804	ensoniq->gameport = gp = gameport_allocate_port();
1805	if (!gp) {
1806		dev_err(ensoniq->card->dev,
1807			"cannot allocate memory for gameport\n");
1808		release_region(io_port, 8);
1809		return -ENOMEM;
1810	}
1811
1812	gameport_set_name(gp, "ES137x");
1813	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1814	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1815	gp->io = io_port;
1816
1817	ensoniq->ctrl |= ES_JYSTK_EN;
1818#ifdef CHIP1371
1819	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1820	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1821#endif
1822	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1823
1824	gameport_register_port(ensoniq->gameport);
1825
1826	return 0;
1827}
1828
1829static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1830{
1831	if (ensoniq->gameport) {
1832		int port = ensoniq->gameport->io;
1833
1834		gameport_unregister_port(ensoniq->gameport);
1835		ensoniq->gameport = NULL;
1836		ensoniq->ctrl &= ~ES_JYSTK_EN;
1837		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1838		release_region(port, 8);
1839	}
1840}
1841#else
1842static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1843static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1844#endif /* SUPPORT_JOYSTICK */
1845
1846/*
1847
1848 */
1849
1850static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1851				  struct snd_info_buffer *buffer)
1852{
1853	struct ensoniq *ensoniq = entry->private_data;
1854
1855	snd_iprintf(buffer, "Ensoniq AudioPCI " CHIP_NAME "\n\n");
 
 
 
 
1856	snd_iprintf(buffer, "Joystick enable  : %s\n",
1857		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1858#ifdef CHIP1370
1859	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1860		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1861	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1862		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1863#else
1864	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1865		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1866#endif
1867}
1868
1869static void snd_ensoniq_proc_init(struct ensoniq *ensoniq)
1870{
1871	snd_card_ro_proc_new(ensoniq->card, "audiopci", ensoniq,
1872			     snd_ensoniq_proc_read);
 
 
1873}
1874
1875/*
1876
1877 */
1878
1879static int snd_ensoniq_free(struct ensoniq *ensoniq)
1880{
1881	snd_ensoniq_free_gameport(ensoniq);
1882	if (ensoniq->irq < 0)
1883		goto __hw_end;
1884#ifdef CHIP1370
1885	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1886	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1887#else
1888	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1889	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1890#endif
1891	pci_set_power_state(ensoniq->pci, PCI_D3hot);
 
 
1892      __hw_end:
1893#ifdef CHIP1370
1894	if (ensoniq->dma_bug.area)
1895		snd_dma_free_pages(&ensoniq->dma_bug);
1896#endif
1897	if (ensoniq->irq >= 0)
1898		free_irq(ensoniq->irq, ensoniq);
1899	pci_release_regions(ensoniq->pci);
1900	pci_disable_device(ensoniq->pci);
1901	kfree(ensoniq);
1902	return 0;
1903}
1904
1905static int snd_ensoniq_dev_free(struct snd_device *device)
1906{
1907	struct ensoniq *ensoniq = device->device_data;
1908	return snd_ensoniq_free(ensoniq);
1909}
1910
1911#ifdef CHIP1371
1912static const struct snd_pci_quirk es1371_amplifier_hack[] = {
1913	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1914	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1915	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1916	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1917	{ } /* end */
1918};
1919
1920static const struct es1371_quirk es1371_ac97_reset_hack[] = {
1921	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1922	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1923	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1924	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1925	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1926	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1927};
1928#endif
1929
1930static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1931{
1932#ifdef CHIP1371
1933	int idx;
1934#endif
1935	/* this code was part of snd_ensoniq_create before intruduction
1936	  * of suspend/resume
1937	  */
1938#ifdef CHIP1370
1939	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1940	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1941	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1942	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1943	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1944#else
1945	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1946	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1947	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1948	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1949	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1950	    /* need to delay around 20ms(bleech) to give
1951	       some CODECs enough time to wakeup */
1952	    msleep(20);
1953	}
1954	/* AC'97 warm reset to start the bitclk */
1955	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1956	inl(ES_REG(ensoniq, CONTROL));
1957	udelay(20);
1958	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1959	/* Init the sample rate converter */
1960	snd_es1371_wait_src_ready(ensoniq);	
1961	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
1962	for (idx = 0; idx < 0x80; idx++)
1963		snd_es1371_src_write(ensoniq, idx, 0);
1964	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
1965	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
1966	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
1967	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
1968	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
1969	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
1970	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
1971	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
1972	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
1973	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
1974	snd_es1371_adc_rate(ensoniq, 22050);
1975	snd_es1371_dac1_rate(ensoniq, 22050);
1976	snd_es1371_dac2_rate(ensoniq, 22050);
1977	/* WARNING:
1978	 * enabling the sample rate converter without properly programming
1979	 * its parameters causes the chip to lock up (the SRC busy bit will
1980	 * be stuck high, and I've found no way to rectify this other than
1981	 * power cycle) - Thomas Sailer
1982	 */
1983	snd_es1371_wait_src_ready(ensoniq);
1984	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
1985	/* try reset codec directly */
1986	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
1987#endif
1988	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
1989	outb(0x00, ES_REG(ensoniq, UART_RES));
1990	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
 
1991}
1992
1993#ifdef CONFIG_PM_SLEEP
1994static int snd_ensoniq_suspend(struct device *dev)
1995{
1996	struct snd_card *card = dev_get_drvdata(dev);
1997	struct ensoniq *ensoniq = card->private_data;
1998	
1999	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2000
 
 
 
2001#ifdef CHIP1371	
2002	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2003#else
2004	/* try to reset AK4531 */
2005	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2006	inw(ES_REG(ensoniq, 1370_CODEC));
2007	udelay(100);
2008	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2009	inw(ES_REG(ensoniq, 1370_CODEC));
2010	udelay(100);
2011	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2012#endif	
 
 
 
 
2013	return 0;
2014}
2015
2016static int snd_ensoniq_resume(struct device *dev)
2017{
2018	struct snd_card *card = dev_get_drvdata(dev);
2019	struct ensoniq *ensoniq = card->private_data;
2020
 
 
 
 
 
 
 
 
 
 
2021	snd_ensoniq_chip_init(ensoniq);
2022
2023#ifdef CHIP1371	
2024	snd_ac97_resume(ensoniq->u.es1371.ac97);
2025#else
2026	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2027#endif	
2028	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2029	return 0;
2030}
 
2031
2032static SIMPLE_DEV_PM_OPS(snd_ensoniq_pm, snd_ensoniq_suspend, snd_ensoniq_resume);
2033#define SND_ENSONIQ_PM_OPS	&snd_ensoniq_pm
2034#else
2035#define SND_ENSONIQ_PM_OPS	NULL
2036#endif /* CONFIG_PM_SLEEP */
2037
2038static int snd_ensoniq_create(struct snd_card *card,
2039			      struct pci_dev *pci,
2040			      struct ensoniq **rensoniq)
2041{
2042	struct ensoniq *ensoniq;
2043	int err;
2044	static const struct snd_device_ops ops = {
2045		.dev_free =	snd_ensoniq_dev_free,
2046	};
2047
2048	*rensoniq = NULL;
2049	if ((err = pci_enable_device(pci)) < 0)
2050		return err;
2051	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2052	if (ensoniq == NULL) {
2053		pci_disable_device(pci);
2054		return -ENOMEM;
2055	}
2056	spin_lock_init(&ensoniq->reg_lock);
2057	mutex_init(&ensoniq->src_mutex);
2058	ensoniq->card = card;
2059	ensoniq->pci = pci;
2060	ensoniq->irq = -1;
2061	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2062		kfree(ensoniq);
2063		pci_disable_device(pci);
2064		return err;
2065	}
2066	ensoniq->port = pci_resource_start(pci, 0);
2067	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2068			KBUILD_MODNAME, ensoniq)) {
2069		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2070		snd_ensoniq_free(ensoniq);
2071		return -EBUSY;
2072	}
2073	ensoniq->irq = pci->irq;
2074	card->sync_irq = ensoniq->irq;
2075#ifdef CHIP1370
2076	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev,
2077				16, &ensoniq->dma_bug) < 0) {
2078		dev_err(card->dev, "unable to allocate space for phantom area - dma_bug\n");
2079		snd_ensoniq_free(ensoniq);
2080		return -EBUSY;
2081	}
2082#endif
2083	pci_set_master(pci);
2084	ensoniq->rev = pci->revision;
2085#ifdef CHIP1370
2086#if 0
2087	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2088		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2089#else	/* get microphone working */
2090	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2091#endif
2092	ensoniq->sctrl = 0;
2093#else
2094	ensoniq->ctrl = 0;
2095	ensoniq->sctrl = 0;
2096	ensoniq->cssr = 0;
2097	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2098		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2099
2100	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2101		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2102#endif
2103
2104	snd_ensoniq_chip_init(ensoniq);
2105
2106	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2107		snd_ensoniq_free(ensoniq);
2108		return err;
2109	}
2110
2111	snd_ensoniq_proc_init(ensoniq);
2112
 
 
2113	*rensoniq = ensoniq;
2114	return 0;
2115}
2116
2117/*
2118 *  MIDI section
2119 */
2120
2121static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2122{
2123	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2124	unsigned char status, mask, byte;
2125
2126	if (rmidi == NULL)
2127		return;
2128	/* do Rx at first */
2129	spin_lock(&ensoniq->reg_lock);
2130	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2131	while (mask) {
2132		status = inb(ES_REG(ensoniq, UART_STATUS));
2133		if ((status & mask) == 0)
2134			break;
2135		byte = inb(ES_REG(ensoniq, UART_DATA));
2136		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2137	}
2138	spin_unlock(&ensoniq->reg_lock);
2139
2140	/* do Tx at second */
2141	spin_lock(&ensoniq->reg_lock);
2142	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2143	while (mask) {
2144		status = inb(ES_REG(ensoniq, UART_STATUS));
2145		if ((status & mask) == 0)
2146			break;
2147		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2148			ensoniq->uartc &= ~ES_TXINTENM;
2149			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2150			mask &= ~ES_TXRDY;
2151		} else {
2152			outb(byte, ES_REG(ensoniq, UART_DATA));
2153		}
2154	}
2155	spin_unlock(&ensoniq->reg_lock);
2156}
2157
2158static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2159{
2160	struct ensoniq *ensoniq = substream->rmidi->private_data;
2161
2162	spin_lock_irq(&ensoniq->reg_lock);
2163	ensoniq->uartm |= ES_MODE_INPUT;
2164	ensoniq->midi_input = substream;
2165	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2166		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2167		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2168		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2169	}
2170	spin_unlock_irq(&ensoniq->reg_lock);
2171	return 0;
2172}
2173
2174static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2175{
2176	struct ensoniq *ensoniq = substream->rmidi->private_data;
2177
2178	spin_lock_irq(&ensoniq->reg_lock);
2179	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2180		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2181		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2182	} else {
2183		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2184	}
2185	ensoniq->midi_input = NULL;
2186	ensoniq->uartm &= ~ES_MODE_INPUT;
2187	spin_unlock_irq(&ensoniq->reg_lock);
2188	return 0;
2189}
2190
2191static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2192{
2193	struct ensoniq *ensoniq = substream->rmidi->private_data;
2194
2195	spin_lock_irq(&ensoniq->reg_lock);
2196	ensoniq->uartm |= ES_MODE_OUTPUT;
2197	ensoniq->midi_output = substream;
2198	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2199		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2200		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2201		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2202	}
2203	spin_unlock_irq(&ensoniq->reg_lock);
2204	return 0;
2205}
2206
2207static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2208{
2209	struct ensoniq *ensoniq = substream->rmidi->private_data;
2210
2211	spin_lock_irq(&ensoniq->reg_lock);
2212	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2213		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2214		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2215	} else {
2216		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2217	}
2218	ensoniq->midi_output = NULL;
2219	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2220	spin_unlock_irq(&ensoniq->reg_lock);
2221	return 0;
2222}
2223
2224static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2225{
2226	unsigned long flags;
2227	struct ensoniq *ensoniq = substream->rmidi->private_data;
2228	int idx;
2229
2230	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2231	if (up) {
2232		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2233			/* empty input FIFO */
2234			for (idx = 0; idx < 32; idx++)
2235				inb(ES_REG(ensoniq, UART_DATA));
2236			ensoniq->uartc |= ES_RXINTEN;
2237			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2238		}
2239	} else {
2240		if (ensoniq->uartc & ES_RXINTEN) {
2241			ensoniq->uartc &= ~ES_RXINTEN;
2242			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2243		}
2244	}
2245	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2246}
2247
2248static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2249{
2250	unsigned long flags;
2251	struct ensoniq *ensoniq = substream->rmidi->private_data;
2252	unsigned char byte;
2253
2254	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2255	if (up) {
2256		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2257			ensoniq->uartc |= ES_TXINTENO(1);
2258			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2259			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2260			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2261				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2262					ensoniq->uartc &= ~ES_TXINTENM;
2263				} else {
2264					outb(byte, ES_REG(ensoniq, UART_DATA));
2265				}
2266			}
2267			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2268		}
2269	} else {
2270		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2271			ensoniq->uartc &= ~ES_TXINTENM;
2272			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2273		}
2274	}
2275	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2276}
2277
2278static const struct snd_rawmidi_ops snd_ensoniq_midi_output =
2279{
2280	.open =		snd_ensoniq_midi_output_open,
2281	.close =	snd_ensoniq_midi_output_close,
2282	.trigger =	snd_ensoniq_midi_output_trigger,
2283};
2284
2285static const struct snd_rawmidi_ops snd_ensoniq_midi_input =
2286{
2287	.open =		snd_ensoniq_midi_input_open,
2288	.close =	snd_ensoniq_midi_input_close,
2289	.trigger =	snd_ensoniq_midi_input_trigger,
2290};
2291
2292static int snd_ensoniq_midi(struct ensoniq *ensoniq, int device)
 
2293{
2294	struct snd_rawmidi *rmidi;
2295	int err;
2296
 
 
2297	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2298		return err;
2299	strcpy(rmidi->name, CHIP_NAME);
 
 
 
 
2300	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2301	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2302	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2303		SNDRV_RAWMIDI_INFO_DUPLEX;
2304	rmidi->private_data = ensoniq;
2305	ensoniq->rmidi = rmidi;
 
 
2306	return 0;
2307}
2308
2309/*
2310 *  Interrupt handler
2311 */
2312
2313static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2314{
2315	struct ensoniq *ensoniq = dev_id;
2316	unsigned int status, sctrl;
2317
2318	if (ensoniq == NULL)
2319		return IRQ_NONE;
2320
2321	status = inl(ES_REG(ensoniq, STATUS));
2322	if (!(status & ES_INTR))
2323		return IRQ_NONE;
2324
2325	spin_lock(&ensoniq->reg_lock);
2326	sctrl = ensoniq->sctrl;
2327	if (status & ES_DAC1)
2328		sctrl &= ~ES_P1_INT_EN;
2329	if (status & ES_DAC2)
2330		sctrl &= ~ES_P2_INT_EN;
2331	if (status & ES_ADC)
2332		sctrl &= ~ES_R1_INT_EN;
2333	outl(sctrl, ES_REG(ensoniq, SERIAL));
2334	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2335	spin_unlock(&ensoniq->reg_lock);
2336
2337	if (status & ES_UART)
2338		snd_ensoniq_midi_interrupt(ensoniq);
2339	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2340		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2341	if ((status & ES_ADC) && ensoniq->capture_substream)
2342		snd_pcm_period_elapsed(ensoniq->capture_substream);
2343	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2344		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2345	return IRQ_HANDLED;
2346}
2347
2348static int snd_audiopci_probe(struct pci_dev *pci,
2349			      const struct pci_device_id *pci_id)
2350{
2351	static int dev;
2352	struct snd_card *card;
2353	struct ensoniq *ensoniq;
2354	int err;
2355
2356	if (dev >= SNDRV_CARDS)
2357		return -ENODEV;
2358	if (!enable[dev]) {
2359		dev++;
2360		return -ENOENT;
2361	}
2362
2363	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2364			   0, &card);
2365	if (err < 0)
2366		return err;
2367
2368	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2369		snd_card_free(card);
2370		return err;
2371	}
2372	card->private_data = ensoniq;
2373
 
2374#ifdef CHIP1370
2375	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2376		snd_card_free(card);
2377		return err;
2378	}
2379#endif
2380#ifdef CHIP1371
2381	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2382		snd_card_free(card);
2383		return err;
2384	}
2385#endif
2386	if ((err = snd_ensoniq_pcm(ensoniq, 0)) < 0) {
2387		snd_card_free(card);
2388		return err;
2389	}
2390	if ((err = snd_ensoniq_pcm2(ensoniq, 1)) < 0) {
2391		snd_card_free(card);
2392		return err;
2393	}
2394	if ((err = snd_ensoniq_midi(ensoniq, 0)) < 0) {
2395		snd_card_free(card);
2396		return err;
2397	}
2398
2399	snd_ensoniq_create_gameport(ensoniq, dev);
2400
2401	strcpy(card->driver, DRIVER_NAME);
2402
2403	strcpy(card->shortname, "Ensoniq AudioPCI");
2404	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2405		card->shortname,
2406		card->driver,
2407		ensoniq->port,
2408		ensoniq->irq);
2409
2410	if ((err = snd_card_register(card)) < 0) {
2411		snd_card_free(card);
2412		return err;
2413	}
2414
2415	pci_set_drvdata(pci, card);
2416	dev++;
2417	return 0;
2418}
2419
2420static void snd_audiopci_remove(struct pci_dev *pci)
2421{
2422	snd_card_free(pci_get_drvdata(pci));
 
2423}
2424
2425static struct pci_driver ens137x_driver = {
2426	.name = KBUILD_MODNAME,
2427	.id_table = snd_audiopci_ids,
2428	.probe = snd_audiopci_probe,
2429	.remove = snd_audiopci_remove,
2430	.driver = {
2431		.pm = SND_ENSONIQ_PM_OPS,
2432	},
 
2433};
2434	
2435module_pci_driver(ens137x_driver);
 
 
 
 
 
 
 
 
 
 
 
v3.1
 
   1/*
   2 *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
   3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
   4 *		     Thomas Sailer <sailer@ife.ee.ethz.ch>
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21
  22/* Power-Management-Code ( CONFIG_PM )
  23 * for ens1371 only ( FIXME )
  24 * derived from cs4281.c, atiixp.c and via82xx.c
  25 * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/ 
  26 * by Kurt J. Bosch
  27 */
  28
  29#include <asm/io.h>
  30#include <linux/delay.h>
  31#include <linux/interrupt.h>
  32#include <linux/init.h>
  33#include <linux/pci.h>
  34#include <linux/slab.h>
  35#include <linux/gameport.h>
  36#include <linux/moduleparam.h>
  37#include <linux/mutex.h>
  38
  39#include <sound/core.h>
  40#include <sound/control.h>
  41#include <sound/pcm.h>
  42#include <sound/rawmidi.h>
  43#ifdef CHIP1371
  44#include <sound/ac97_codec.h>
  45#else
  46#include <sound/ak4531_codec.h>
  47#endif
  48#include <sound/initval.h>
  49#include <sound/asoundef.h>
  50
  51#ifndef CHIP1371
  52#undef CHIP1370
  53#define CHIP1370
  54#endif
  55
  56#ifdef CHIP1370
  57#define DRIVER_NAME "ENS1370"
 
  58#else
  59#define DRIVER_NAME "ENS1371"
 
  60#endif
  61
  62
  63MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
  64MODULE_LICENSE("GPL");
  65#ifdef CHIP1370
  66MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
  67MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
  68	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
  69#endif
  70#ifdef CHIP1371
  71MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
  72MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
  73		"{Ensoniq,AudioPCI ES1373},"
  74		"{Creative Labs,Ectiva EV1938},"
  75		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
  76		"{Creative Labs,Vibra PCI128},"
  77		"{Ectiva,EV1938}}");
  78#endif
  79
  80#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
  81#define SUPPORT_JOYSTICK
  82#endif
  83
  84static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  85static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  86static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  87#ifdef SUPPORT_JOYSTICK
  88#ifdef CHIP1371
  89static int joystick_port[SNDRV_CARDS];
  90#else
  91static int joystick[SNDRV_CARDS];
  92#endif
  93#endif
  94#ifdef CHIP1371
  95static int spdif[SNDRV_CARDS];
  96static int lineio[SNDRV_CARDS];
  97#endif
  98
  99module_param_array(index, int, NULL, 0444);
 100MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
 101module_param_array(id, charp, NULL, 0444);
 102MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
 103module_param_array(enable, bool, NULL, 0444);
 104MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
 105#ifdef SUPPORT_JOYSTICK
 106#ifdef CHIP1371
 107module_param_array(joystick_port, int, NULL, 0444);
 108MODULE_PARM_DESC(joystick_port, "Joystick port address.");
 109#else
 110module_param_array(joystick, bool, NULL, 0444);
 111MODULE_PARM_DESC(joystick, "Enable joystick.");
 112#endif
 113#endif /* SUPPORT_JOYSTICK */
 114#ifdef CHIP1371
 115module_param_array(spdif, int, NULL, 0444);
 116MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
 117module_param_array(lineio, int, NULL, 0444);
 118MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
 119#endif
 120
 121/* ES1371 chip ID */
 122/* This is a little confusing because all ES1371 compatible chips have the
 123   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 124   This is only significant if you want to enable features on the later parts.
 125   Yes, I know it's stupid and why didn't we use the sub IDs?
 126*/
 127#define ES1371REV_ES1373_A  0x04
 128#define ES1371REV_ES1373_B  0x06
 129#define ES1371REV_CT5880_A  0x07
 130#define CT5880REV_CT5880_C  0x02
 131#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 132#define CT5880REV_CT5880_E  0x04	/* mw */
 133#define ES1371REV_ES1371_B  0x09
 134#define EV1938REV_EV1938_A  0x00
 135#define ES1371REV_ES1373_8  0x08
 136
 137/*
 138 * Direct registers
 139 */
 140
 141#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 142
 143#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 144#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 145#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 146#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 147#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 148#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 149#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 150#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 151#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 152#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 153#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 154#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 155#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 156#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 157#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 158#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 159#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 160#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 161#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 162#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 163#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 164#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 165#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 166#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 167#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 168#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 169#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 170#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 171#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 172#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 173#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 174#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 175#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 176#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 177#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 178#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 179#define   ES_UART_EN		(1<<3)		/* UART enable */
 180#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 181#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 182#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 183#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 184#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 185#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 186#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 187#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 188#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 189#define   ES_1373_REAR_BIT26	(1<<26)
 190#define   ES_1373_REAR_BIT24	(1<<24)
 191#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 192#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 193#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 194#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 195#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 196#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 197#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 198#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 199#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 200#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 201#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 202#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 203#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 204#define   ES_UART		(1<<3)		/* UART interrupt pending */
 205#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 206#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 207#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 208#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 209#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 210#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 211#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 212#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 213#define   ES_RXRDY		(1<<0)		/* receiver ready */
 214#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 215#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 216#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 217#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 218#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 219#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 220#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 221#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 222#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 223#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 224#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 225#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 226#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 227#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 228#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 229#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 230#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 231#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 232#define   EV_1938_CODEC_MAGIC	   (1<<26)
 233#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 234#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 235#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 236#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 237
 238#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 239#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 240#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 241#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 242#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 243#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 244#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 245#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 246#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 247#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 248#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 249#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 250#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 251
 252#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 253#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 254#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 255#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 256#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 257#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 258#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 259#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 260#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 261#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 262#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 263#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 264#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 265#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 266#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 267#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 268#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 269#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 270#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 271#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 272#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 273#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 274#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 275
 276#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 277
 278#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 279#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 280#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 281#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 282#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 283#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 284#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 285#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 286#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 287#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 288#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 289#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 290#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 291#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 292#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 293#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 294#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 295#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 296#define   ES_R1_MODEO(o)	(((o)&0x03)<<4)	/* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */
 297#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 298#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 299#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 300#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 301#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 302#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 303#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 304#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 305
 306#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 307#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 308#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 309#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 310#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 311#define   ES_REG_COUNTM		(0xffff<<0)
 312#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 313
 314#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 315#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 316#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 317#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 318#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 319#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 320#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 321#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 322#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 323#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 324#define   ES_REG_FSIZEM		 (0xffff<<0)
 325#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 326#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 327#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 328
 329#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 330#define   ES_REG_UF_VALID	 (1<<8)
 331#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 332#define   ES_REG_UF_BYTEM	 (0xff<<0)
 333#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 334
 335
 336/*
 337 *  Pages
 338 */
 339
 340#define ES_PAGE_DAC	0x0c
 341#define ES_PAGE_ADC	0x0d
 342#define ES_PAGE_UART	0x0e
 343#define ES_PAGE_UART1	0x0f
 344
 345/*
 346 *  Sample rate converter addresses
 347 */
 348
 349#define ES_SMPREG_DAC1		0x70
 350#define ES_SMPREG_DAC2		0x74
 351#define ES_SMPREG_ADC		0x78
 352#define ES_SMPREG_VOL_ADC	0x6c
 353#define ES_SMPREG_VOL_DAC1	0x7c
 354#define ES_SMPREG_VOL_DAC2	0x7e
 355#define ES_SMPREG_TRUNC_N	0x00
 356#define ES_SMPREG_INT_REGS	0x01
 357#define ES_SMPREG_ACCUM_FRAC	0x02
 358#define ES_SMPREG_VFREQ_FRAC	0x03
 359
 360/*
 361 *  Some contants
 362 */
 363
 364#define ES_1370_SRCLOCK	   1411200
 365#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 366
 367/*
 368 *  Open modes
 369 */
 370
 371#define ES_MODE_PLAY1	0x0001
 372#define ES_MODE_PLAY2	0x0002
 373#define ES_MODE_CAPTURE	0x0004
 374
 375#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 376#define ES_MODE_INPUT	0x0002	/* for MIDI */
 377
 378/*
 379
 380 */
 381
 382struct ensoniq {
 383	spinlock_t reg_lock;
 384	struct mutex src_mutex;
 385
 386	int irq;
 387
 388	unsigned long playback1size;
 389	unsigned long playback2size;
 390	unsigned long capture3size;
 391
 392	unsigned long port;
 393	unsigned int mode;
 394	unsigned int uartm;	/* UART mode */
 395
 396	unsigned int ctrl;	/* control register */
 397	unsigned int sctrl;	/* serial control register */
 398	unsigned int cssr;	/* control status register */
 399	unsigned int uartc;	/* uart control register */
 400	unsigned int rev;	/* chip revision */
 401
 402	union {
 403#ifdef CHIP1371
 404		struct {
 405			struct snd_ac97 *ac97;
 406		} es1371;
 407#else
 408		struct {
 409			int pclkdiv_lock;
 410			struct snd_ak4531 *ak4531;
 411		} es1370;
 412#endif
 413	} u;
 414
 415	struct pci_dev *pci;
 416	struct snd_card *card;
 417	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 418	struct snd_pcm *pcm2;	/* DAC2 PCM */
 419	struct snd_pcm_substream *playback1_substream;
 420	struct snd_pcm_substream *playback2_substream;
 421	struct snd_pcm_substream *capture_substream;
 422	unsigned int p1_dma_size;
 423	unsigned int p2_dma_size;
 424	unsigned int c_dma_size;
 425	unsigned int p1_period_size;
 426	unsigned int p2_period_size;
 427	unsigned int c_period_size;
 428	struct snd_rawmidi *rmidi;
 429	struct snd_rawmidi_substream *midi_input;
 430	struct snd_rawmidi_substream *midi_output;
 431
 432	unsigned int spdif;
 433	unsigned int spdif_default;
 434	unsigned int spdif_stream;
 435
 436#ifdef CHIP1370
 437	struct snd_dma_buffer dma_bug;
 438#endif
 439
 440#ifdef SUPPORT_JOYSTICK
 441	struct gameport *gameport;
 442#endif
 443};
 444
 445static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 446
 447static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = {
 448#ifdef CHIP1370
 449	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 450#endif
 451#ifdef CHIP1371
 452	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 453	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 454	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 455#endif
 456	{ 0, }
 457};
 458
 459MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 460
 461/*
 462 *  constants
 463 */
 464
 465#define POLL_COUNT	0xa000
 466
 467#ifdef CHIP1370
 468static unsigned int snd_es1370_fixed_rates[] =
 469	{5512, 11025, 22050, 44100};
 470static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 471	.count = 4, 
 472	.list = snd_es1370_fixed_rates,
 473	.mask = 0,
 474};
 475static struct snd_ratnum es1370_clock = {
 476	.num = ES_1370_SRCLOCK,
 477	.den_min = 29, 
 478	.den_max = 353,
 479	.den_step = 1,
 480};
 481static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 482	.nrats = 1,
 483	.rats = &es1370_clock,
 484};
 485#else
 486static struct snd_ratden es1371_dac_clock = {
 487	.num_min = 3000 * (1 << 15),
 488	.num_max = 48000 * (1 << 15),
 489	.num_step = 3000,
 490	.den = 1 << 15,
 491};
 492static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 493	.nrats = 1,
 494	.rats = &es1371_dac_clock,
 495};
 496static struct snd_ratnum es1371_adc_clock = {
 497	.num = 48000 << 15,
 498	.den_min = 32768, 
 499	.den_max = 393216,
 500	.den_step = 1,
 501};
 502static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 503	.nrats = 1,
 504	.rats = &es1371_adc_clock,
 505};
 506#endif
 507static const unsigned int snd_ensoniq_sample_shift[] =
 508	{0, 1, 1, 2};
 509
 510/*
 511 *  common I/O routines
 512 */
 513
 514#ifdef CHIP1371
 515
 516static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 517{
 518	unsigned int t, r = 0;
 519
 520	for (t = 0; t < POLL_COUNT; t++) {
 521		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 522		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 523			return r;
 524		cond_resched();
 525	}
 526	snd_printk(KERN_ERR "wait src ready timeout 0x%lx [0x%x]\n",
 527		   ES_REG(ensoniq, 1371_SMPRATE), r);
 528	return 0;
 529}
 530
 531static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 532{
 533	unsigned int temp, i, orig, r;
 534
 535	/* wait for ready */
 536	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 537
 538	/* expose the SRC state bits */
 539	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 540		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 541	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 542	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 543
 544	/* now, wait for busy and the correct time to read */
 545	temp = snd_es1371_wait_src_ready(ensoniq);
 546	
 547	if ((temp & 0x00870000) != 0x00010000) {
 548		/* wait for the right state */
 549		for (i = 0; i < POLL_COUNT; i++) {
 550			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 551			if ((temp & 0x00870000) == 0x00010000)
 552				break;
 553		}
 554	}
 555
 556	/* hide the state bits */	
 557	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 558		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
 559	r |= ES_1371_SRC_RAM_ADDRO(reg);
 560	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 561	
 562	return temp;
 563}
 564
 565static void snd_es1371_src_write(struct ensoniq * ensoniq,
 566				 unsigned short reg, unsigned short data)
 567{
 568	unsigned int r;
 569
 570	r = snd_es1371_wait_src_ready(ensoniq) &
 571	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 572	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 573	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 574	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 575}
 576
 577#endif /* CHIP1371 */
 578
 579#ifdef CHIP1370
 580
 581static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 582				   unsigned short reg, unsigned short val)
 583{
 584	struct ensoniq *ensoniq = ak4531->private_data;
 585	unsigned long end_time = jiffies + HZ / 10;
 586
 587#if 0
 588	printk(KERN_DEBUG
 589	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 590	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 591#endif
 592	do {
 593		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 594			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 595			return;
 596		}
 597		schedule_timeout_uninterruptible(1);
 598	} while (time_after(end_time, jiffies));
 599	snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n",
 600		   inl(ES_REG(ensoniq, STATUS)));
 601}
 602
 603#endif /* CHIP1370 */
 604
 605#ifdef CHIP1371
 606
 607static inline bool is_ev1938(struct ensoniq *ensoniq)
 608{
 609	return ensoniq->pci->device == 0x8938;
 610}
 611
 612static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 613				   unsigned short reg, unsigned short val)
 614{
 615	struct ensoniq *ensoniq = ac97->private_data;
 616	unsigned int t, x, flag;
 617
 618	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 619	mutex_lock(&ensoniq->src_mutex);
 620	for (t = 0; t < POLL_COUNT; t++) {
 621		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 622			/* save the current state for latter */
 623			x = snd_es1371_wait_src_ready(ensoniq);
 624			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 625			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 626			     ES_REG(ensoniq, 1371_SMPRATE));
 627			/* wait for not busy (state 0) first to avoid
 628			   transition states */
 629			for (t = 0; t < POLL_COUNT; t++) {
 630				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 631				    0x00000000)
 632					break;
 633			}
 634			/* wait for a SAFE time to write addr/data and then do it, dammit */
 635			for (t = 0; t < POLL_COUNT; t++) {
 636				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 637				    0x00010000)
 638					break;
 639			}
 640			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 641			     ES_REG(ensoniq, 1371_CODEC));
 642			/* restore SRC reg */
 643			snd_es1371_wait_src_ready(ensoniq);
 644			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 645			mutex_unlock(&ensoniq->src_mutex);
 646			return;
 647		}
 648	}
 649	mutex_unlock(&ensoniq->src_mutex);
 650	snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n",
 651		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 652}
 653
 654static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 655					    unsigned short reg)
 656{
 657	struct ensoniq *ensoniq = ac97->private_data;
 658	unsigned int t, x, flag, fail = 0;
 659
 660	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 661      __again:
 662	mutex_lock(&ensoniq->src_mutex);
 663	for (t = 0; t < POLL_COUNT; t++) {
 664		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 665			/* save the current state for latter */
 666			x = snd_es1371_wait_src_ready(ensoniq);
 667			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 668			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 669			     ES_REG(ensoniq, 1371_SMPRATE));
 670			/* wait for not busy (state 0) first to avoid
 671			   transition states */
 672			for (t = 0; t < POLL_COUNT; t++) {
 673				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 674				    0x00000000)
 675					break;
 676			}
 677			/* wait for a SAFE time to write addr/data and then do it, dammit */
 678			for (t = 0; t < POLL_COUNT; t++) {
 679				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 680				    0x00010000)
 681					break;
 682			}
 683			outl(ES_1371_CODEC_READS(reg) | flag,
 684			     ES_REG(ensoniq, 1371_CODEC));
 685			/* restore SRC reg */
 686			snd_es1371_wait_src_ready(ensoniq);
 687			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 688			/* wait for WIP again */
 689			for (t = 0; t < POLL_COUNT; t++) {
 690				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 691					break;		
 692			}
 693			/* now wait for the stinkin' data (RDY) */
 694			for (t = 0; t < POLL_COUNT; t++) {
 695				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
 696					if (is_ev1938(ensoniq)) {
 697						for (t = 0; t < 100; t++)
 698							inl(ES_REG(ensoniq, CONTROL));
 699						x = inl(ES_REG(ensoniq, 1371_CODEC));
 700					}
 701					mutex_unlock(&ensoniq->src_mutex);
 702					return ES_1371_CODEC_READ(x);
 703				}
 704			}
 705			mutex_unlock(&ensoniq->src_mutex);
 706			if (++fail > 10) {
 707				snd_printk(KERN_ERR "codec read timeout (final) "
 708					   "at 0x%lx, reg = 0x%x [0x%x]\n",
 709					   ES_REG(ensoniq, 1371_CODEC), reg,
 710					   inl(ES_REG(ensoniq, 1371_CODEC)));
 711				return 0;
 712			}
 713			goto __again;
 714		}
 715	}
 716	mutex_unlock(&ensoniq->src_mutex);
 717	snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n",
 718		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 719	return 0;
 720}
 721
 722static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 723{
 724	msleep(750);
 725	snd_es1371_codec_read(ac97, AC97_RESET);
 726	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 727	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 728	msleep(50);
 729}
 730
 731static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 732{
 733	unsigned int n, truncm, freq, result;
 734
 735	mutex_lock(&ensoniq->src_mutex);
 736	n = rate / 3000;
 737	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 738		n--;
 739	truncm = (21 * n - 1) | 1;
 740	freq = ((48000UL << 15) / rate) * n;
 741	result = (48000UL << 15) / (freq / n);
 742	if (rate >= 24000) {
 743		if (truncm > 239)
 744			truncm = 239;
 745		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 746				(((239 - truncm) >> 1) << 9) | (n << 4));
 747	} else {
 748		if (truncm > 119)
 749			truncm = 119;
 750		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 751				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 752	}
 753	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 754			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 755						  ES_SMPREG_INT_REGS) & 0x00ff) |
 756			     ((freq >> 5) & 0xfc00));
 757	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 758	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 759	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 760	mutex_unlock(&ensoniq->src_mutex);
 761}
 762
 763static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 764{
 765	unsigned int freq, r;
 766
 767	mutex_lock(&ensoniq->src_mutex);
 768	freq = ((rate << 15) + 1500) / 3000;
 769	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 770						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 771		ES_1371_DIS_P1;
 772	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 773	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 774			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 775						  ES_SMPREG_INT_REGS) & 0x00ff) |
 776			     ((freq >> 5) & 0xfc00));
 777	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 778	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 779						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 780	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 781	mutex_unlock(&ensoniq->src_mutex);
 782}
 783
 784static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 785{
 786	unsigned int freq, r;
 787
 788	mutex_lock(&ensoniq->src_mutex);
 789	freq = ((rate << 15) + 1500) / 3000;
 790	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 791						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 792		ES_1371_DIS_P2;
 793	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 794	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 795			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 796						  ES_SMPREG_INT_REGS) & 0x00ff) |
 797			     ((freq >> 5) & 0xfc00));
 798	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 799			     freq & 0x7fff);
 800	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 801						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 802	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 803	mutex_unlock(&ensoniq->src_mutex);
 804}
 805
 806#endif /* CHIP1371 */
 807
 808static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 809{
 810	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 811	switch (cmd) {
 812	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 813	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 814	{
 815		unsigned int what = 0;
 816		struct snd_pcm_substream *s;
 817		snd_pcm_group_for_each_entry(s, substream) {
 818			if (s == ensoniq->playback1_substream) {
 819				what |= ES_P1_PAUSE;
 820				snd_pcm_trigger_done(s, substream);
 821			} else if (s == ensoniq->playback2_substream) {
 822				what |= ES_P2_PAUSE;
 823				snd_pcm_trigger_done(s, substream);
 824			} else if (s == ensoniq->capture_substream)
 825				return -EINVAL;
 826		}
 827		spin_lock(&ensoniq->reg_lock);
 828		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 829			ensoniq->sctrl |= what;
 830		else
 831			ensoniq->sctrl &= ~what;
 832		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 833		spin_unlock(&ensoniq->reg_lock);
 834		break;
 835	}
 836	case SNDRV_PCM_TRIGGER_START:
 837	case SNDRV_PCM_TRIGGER_STOP:
 838	{
 839		unsigned int what = 0;
 840		struct snd_pcm_substream *s;
 841		snd_pcm_group_for_each_entry(s, substream) {
 842			if (s == ensoniq->playback1_substream) {
 843				what |= ES_DAC1_EN;
 844				snd_pcm_trigger_done(s, substream);
 845			} else if (s == ensoniq->playback2_substream) {
 846				what |= ES_DAC2_EN;
 847				snd_pcm_trigger_done(s, substream);
 848			} else if (s == ensoniq->capture_substream) {
 849				what |= ES_ADC_EN;
 850				snd_pcm_trigger_done(s, substream);
 851			}
 852		}
 853		spin_lock(&ensoniq->reg_lock);
 854		if (cmd == SNDRV_PCM_TRIGGER_START)
 855			ensoniq->ctrl |= what;
 856		else
 857			ensoniq->ctrl &= ~what;
 858		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 859		spin_unlock(&ensoniq->reg_lock);
 860		break;
 861	}
 862	default:
 863		return -EINVAL;
 864	}
 865	return 0;
 866}
 867
 868/*
 869 *  PCM part
 870 */
 871
 872static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
 873				 struct snd_pcm_hw_params *hw_params)
 874{
 875	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 876}
 877
 878static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
 879{
 880	return snd_pcm_lib_free_pages(substream);
 881}
 882
 883static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 884{
 885	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 886	struct snd_pcm_runtime *runtime = substream->runtime;
 887	unsigned int mode = 0;
 888
 889	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 890	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 891	if (snd_pcm_format_width(runtime->format) == 16)
 892		mode |= 0x02;
 893	if (runtime->channels > 1)
 894		mode |= 0x01;
 895	spin_lock_irq(&ensoniq->reg_lock);
 896	ensoniq->ctrl &= ~ES_DAC1_EN;
 897#ifdef CHIP1371
 898	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 899	if (runtime->rate == 48000)
 900		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 901	else
 902		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 903#endif
 904	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 905	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 906	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 907	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 908	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 909	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 910	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 911	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 912	     ES_REG(ensoniq, DAC1_COUNT));
 913#ifdef CHIP1370
 914	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 915	switch (runtime->rate) {
 916	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 917	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 918	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 919	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 920	default: snd_BUG();
 921	}
 922#endif
 923	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 924	spin_unlock_irq(&ensoniq->reg_lock);
 925#ifndef CHIP1370
 926	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 927#endif
 928	return 0;
 929}
 930
 931static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 932{
 933	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 934	struct snd_pcm_runtime *runtime = substream->runtime;
 935	unsigned int mode = 0;
 936
 937	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 938	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 939	if (snd_pcm_format_width(runtime->format) == 16)
 940		mode |= 0x02;
 941	if (runtime->channels > 1)
 942		mode |= 0x01;
 943	spin_lock_irq(&ensoniq->reg_lock);
 944	ensoniq->ctrl &= ~ES_DAC2_EN;
 945	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 946	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 947	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 948	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 949	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 950			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 951	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 952			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 953	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 954	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 955	     ES_REG(ensoniq, DAC2_COUNT));
 956#ifdef CHIP1370
 957	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 958		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 959		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 960		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 961	}
 962#endif
 963	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 964	spin_unlock_irq(&ensoniq->reg_lock);
 965#ifndef CHIP1370
 966	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 967#endif
 968	return 0;
 969}
 970
 971static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 972{
 973	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 974	struct snd_pcm_runtime *runtime = substream->runtime;
 975	unsigned int mode = 0;
 976
 977	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 978	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 979	if (snd_pcm_format_width(runtime->format) == 16)
 980		mode |= 0x02;
 981	if (runtime->channels > 1)
 982		mode |= 0x01;
 983	spin_lock_irq(&ensoniq->reg_lock);
 984	ensoniq->ctrl &= ~ES_ADC_EN;
 985	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 986	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 987	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 988	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 989	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 990	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 991	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 992	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 993	     ES_REG(ensoniq, ADC_COUNT));
 994#ifdef CHIP1370
 995	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 996		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 997		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 998		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
 999	}
1000#endif
1001	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1002	spin_unlock_irq(&ensoniq->reg_lock);
1003#ifndef CHIP1370
1004	snd_es1371_adc_rate(ensoniq, runtime->rate);
1005#endif
1006	return 0;
1007}
1008
1009static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1010{
1011	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1012	size_t ptr;
1013
1014	spin_lock(&ensoniq->reg_lock);
1015	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1016		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1017		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1018		ptr = bytes_to_frames(substream->runtime, ptr);
1019	} else {
1020		ptr = 0;
1021	}
1022	spin_unlock(&ensoniq->reg_lock);
1023	return ptr;
1024}
1025
1026static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1027{
1028	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1029	size_t ptr;
1030
1031	spin_lock(&ensoniq->reg_lock);
1032	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1033		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1034		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1035		ptr = bytes_to_frames(substream->runtime, ptr);
1036	} else {
1037		ptr = 0;
1038	}
1039	spin_unlock(&ensoniq->reg_lock);
1040	return ptr;
1041}
1042
1043static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1044{
1045	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1046	size_t ptr;
1047
1048	spin_lock(&ensoniq->reg_lock);
1049	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1050		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1051		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1052		ptr = bytes_to_frames(substream->runtime, ptr);
1053	} else {
1054		ptr = 0;
1055	}
1056	spin_unlock(&ensoniq->reg_lock);
1057	return ptr;
1058}
1059
1060static struct snd_pcm_hardware snd_ensoniq_playback1 =
1061{
1062	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1063				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1064				 SNDRV_PCM_INFO_MMAP_VALID |
1065				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1066	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1067	.rates =
1068#ifndef CHIP1370
1069				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1070#else
1071				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1072				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1073				 SNDRV_PCM_RATE_44100),
1074#endif
1075	.rate_min =		4000,
1076	.rate_max =		48000,
1077	.channels_min =		1,
1078	.channels_max =		2,
1079	.buffer_bytes_max =	(128*1024),
1080	.period_bytes_min =	64,
1081	.period_bytes_max =	(128*1024),
1082	.periods_min =		1,
1083	.periods_max =		1024,
1084	.fifo_size =		0,
1085};
1086
1087static struct snd_pcm_hardware snd_ensoniq_playback2 =
1088{
1089	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1090				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1091				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1092				 SNDRV_PCM_INFO_SYNC_START),
1093	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1094	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1095	.rate_min =		4000,
1096	.rate_max =		48000,
1097	.channels_min =		1,
1098	.channels_max =		2,
1099	.buffer_bytes_max =	(128*1024),
1100	.period_bytes_min =	64,
1101	.period_bytes_max =	(128*1024),
1102	.periods_min =		1,
1103	.periods_max =		1024,
1104	.fifo_size =		0,
1105};
1106
1107static struct snd_pcm_hardware snd_ensoniq_capture =
1108{
1109	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1110				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1111				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1112	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1113	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1114	.rate_min =		4000,
1115	.rate_max =		48000,
1116	.channels_min =		1,
1117	.channels_max =		2,
1118	.buffer_bytes_max =	(128*1024),
1119	.period_bytes_min =	64,
1120	.period_bytes_max =	(128*1024),
1121	.periods_min =		1,
1122	.periods_max =		1024,
1123	.fifo_size =		0,
1124};
1125
1126static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1127{
1128	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1129	struct snd_pcm_runtime *runtime = substream->runtime;
1130
1131	ensoniq->mode |= ES_MODE_PLAY1;
1132	ensoniq->playback1_substream = substream;
1133	runtime->hw = snd_ensoniq_playback1;
1134	snd_pcm_set_sync(substream);
1135	spin_lock_irq(&ensoniq->reg_lock);
1136	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1137		ensoniq->spdif_stream = ensoniq->spdif_default;
1138	spin_unlock_irq(&ensoniq->reg_lock);
1139#ifdef CHIP1370
1140	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1141				   &snd_es1370_hw_constraints_rates);
1142#else
1143	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1144				      &snd_es1371_hw_constraints_dac_clock);
1145#endif
1146	return 0;
1147}
1148
1149static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1150{
1151	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1152	struct snd_pcm_runtime *runtime = substream->runtime;
1153
1154	ensoniq->mode |= ES_MODE_PLAY2;
1155	ensoniq->playback2_substream = substream;
1156	runtime->hw = snd_ensoniq_playback2;
1157	snd_pcm_set_sync(substream);
1158	spin_lock_irq(&ensoniq->reg_lock);
1159	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1160		ensoniq->spdif_stream = ensoniq->spdif_default;
1161	spin_unlock_irq(&ensoniq->reg_lock);
1162#ifdef CHIP1370
1163	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1164				      &snd_es1370_hw_constraints_clock);
1165#else
1166	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1167				      &snd_es1371_hw_constraints_dac_clock);
1168#endif
1169	return 0;
1170}
1171
1172static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1173{
1174	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1175	struct snd_pcm_runtime *runtime = substream->runtime;
1176
1177	ensoniq->mode |= ES_MODE_CAPTURE;
1178	ensoniq->capture_substream = substream;
1179	runtime->hw = snd_ensoniq_capture;
1180	snd_pcm_set_sync(substream);
1181#ifdef CHIP1370
1182	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1183				      &snd_es1370_hw_constraints_clock);
1184#else
1185	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1186				      &snd_es1371_hw_constraints_adc_clock);
1187#endif
1188	return 0;
1189}
1190
1191static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1192{
1193	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1194
1195	ensoniq->playback1_substream = NULL;
1196	ensoniq->mode &= ~ES_MODE_PLAY1;
1197	return 0;
1198}
1199
1200static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1201{
1202	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1203
1204	ensoniq->playback2_substream = NULL;
1205	spin_lock_irq(&ensoniq->reg_lock);
1206#ifdef CHIP1370
1207	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1208#endif
1209	ensoniq->mode &= ~ES_MODE_PLAY2;
1210	spin_unlock_irq(&ensoniq->reg_lock);
1211	return 0;
1212}
1213
1214static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1215{
1216	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1217
1218	ensoniq->capture_substream = NULL;
1219	spin_lock_irq(&ensoniq->reg_lock);
1220#ifdef CHIP1370
1221	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1222#endif
1223	ensoniq->mode &= ~ES_MODE_CAPTURE;
1224	spin_unlock_irq(&ensoniq->reg_lock);
1225	return 0;
1226}
1227
1228static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1229	.open =		snd_ensoniq_playback1_open,
1230	.close =	snd_ensoniq_playback1_close,
1231	.ioctl =	snd_pcm_lib_ioctl,
1232	.hw_params =	snd_ensoniq_hw_params,
1233	.hw_free =	snd_ensoniq_hw_free,
1234	.prepare =	snd_ensoniq_playback1_prepare,
1235	.trigger =	snd_ensoniq_trigger,
1236	.pointer =	snd_ensoniq_playback1_pointer,
1237};
1238
1239static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1240	.open =		snd_ensoniq_playback2_open,
1241	.close =	snd_ensoniq_playback2_close,
1242	.ioctl =	snd_pcm_lib_ioctl,
1243	.hw_params =	snd_ensoniq_hw_params,
1244	.hw_free =	snd_ensoniq_hw_free,
1245	.prepare =	snd_ensoniq_playback2_prepare,
1246	.trigger =	snd_ensoniq_trigger,
1247	.pointer =	snd_ensoniq_playback2_pointer,
1248};
1249
1250static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1251	.open =		snd_ensoniq_capture_open,
1252	.close =	snd_ensoniq_capture_close,
1253	.ioctl =	snd_pcm_lib_ioctl,
1254	.hw_params =	snd_ensoniq_hw_params,
1255	.hw_free =	snd_ensoniq_hw_free,
1256	.prepare =	snd_ensoniq_capture_prepare,
1257	.trigger =	snd_ensoniq_trigger,
1258	.pointer =	snd_ensoniq_capture_pointer,
1259};
1260
1261static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
1262				     struct snd_pcm ** rpcm)
 
 
 
 
 
 
 
1263{
1264	struct snd_pcm *pcm;
1265	int err;
1266
1267	if (rpcm)
1268		*rpcm = NULL;
1269#ifdef CHIP1370
1270	err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm);
1271#else
1272	err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm);
1273#endif
1274	if (err < 0)
1275		return err;
1276
1277#ifdef CHIP1370
1278	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1279#else
1280	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1281#endif
1282	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1283
1284	pcm->private_data = ensoniq;
1285	pcm->info_flags = 0;
 
 
 
 
 
 
1286#ifdef CHIP1370
1287	strcpy(pcm->name, "ES1370 DAC2/ADC");
 
1288#else
1289	strcpy(pcm->name, "ES1371 DAC2/ADC");
 
1290#endif
1291	ensoniq->pcm1 = pcm;
1292
1293	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1294					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1295
1296	if (rpcm)
1297		*rpcm = pcm;
1298	return 0;
1299}
1300
1301static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
1302				      struct snd_pcm ** rpcm)
1303{
1304	struct snd_pcm *pcm;
1305	int err;
1306
1307	if (rpcm)
1308		*rpcm = NULL;
1309#ifdef CHIP1370
1310	err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm);
1311#else
1312	err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm);
1313#endif
1314	if (err < 0)
1315		return err;
1316
1317#ifdef CHIP1370
1318	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1319#else
1320	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1321#endif
1322	pcm->private_data = ensoniq;
1323	pcm->info_flags = 0;
 
 
 
 
 
 
1324#ifdef CHIP1370
1325	strcpy(pcm->name, "ES1370 DAC1");
 
1326#else
1327	strcpy(pcm->name, "ES1371 DAC1");
 
1328#endif
1329	ensoniq->pcm2 = pcm;
1330
1331	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1332					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1333
1334	if (rpcm)
1335		*rpcm = pcm;
1336	return 0;
1337}
1338
1339/*
1340 *  Mixer section
1341 */
1342
1343/*
1344 * ENS1371 mixer (including SPDIF interface)
1345 */
1346#ifdef CHIP1371
1347static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1348				  struct snd_ctl_elem_info *uinfo)
1349{
1350	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1351	uinfo->count = 1;
1352	return 0;
1353}
1354
1355static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1356                                         struct snd_ctl_elem_value *ucontrol)
1357{
1358	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1359	spin_lock_irq(&ensoniq->reg_lock);
1360	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1361	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1362	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1363	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1364	spin_unlock_irq(&ensoniq->reg_lock);
1365	return 0;
1366}
1367
1368static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1369                                         struct snd_ctl_elem_value *ucontrol)
1370{
1371	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1372	unsigned int val;
1373	int change;
1374
1375	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1376	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1377	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1378	      ((u32)ucontrol->value.iec958.status[3] << 24);
1379	spin_lock_irq(&ensoniq->reg_lock);
1380	change = ensoniq->spdif_default != val;
1381	ensoniq->spdif_default = val;
1382	if (change && ensoniq->playback1_substream == NULL &&
1383	    ensoniq->playback2_substream == NULL)
1384		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1385	spin_unlock_irq(&ensoniq->reg_lock);
1386	return change;
1387}
1388
1389static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1390				      struct snd_ctl_elem_value *ucontrol)
1391{
1392	ucontrol->value.iec958.status[0] = 0xff;
1393	ucontrol->value.iec958.status[1] = 0xff;
1394	ucontrol->value.iec958.status[2] = 0xff;
1395	ucontrol->value.iec958.status[3] = 0xff;
1396	return 0;
1397}
1398
1399static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1400					struct snd_ctl_elem_value *ucontrol)
1401{
1402	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1403	spin_lock_irq(&ensoniq->reg_lock);
1404	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1405	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1406	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1407	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1408	spin_unlock_irq(&ensoniq->reg_lock);
1409	return 0;
1410}
1411
1412static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1413                                        struct snd_ctl_elem_value *ucontrol)
1414{
1415	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1416	unsigned int val;
1417	int change;
1418
1419	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1420	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1421	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1422	      ((u32)ucontrol->value.iec958.status[3] << 24);
1423	spin_lock_irq(&ensoniq->reg_lock);
1424	change = ensoniq->spdif_stream != val;
1425	ensoniq->spdif_stream = val;
1426	if (change && (ensoniq->playback1_substream != NULL ||
1427		       ensoniq->playback2_substream != NULL))
1428		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1429	spin_unlock_irq(&ensoniq->reg_lock);
1430	return change;
1431}
1432
1433#define ES1371_SPDIF(xname) \
1434{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1435  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1436
1437#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1438
1439static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1440				struct snd_ctl_elem_value *ucontrol)
1441{
1442	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1443	
1444	spin_lock_irq(&ensoniq->reg_lock);
1445	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1446	spin_unlock_irq(&ensoniq->reg_lock);
1447	return 0;
1448}
1449
1450static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1451				struct snd_ctl_elem_value *ucontrol)
1452{
1453	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1454	unsigned int nval1, nval2;
1455	int change;
1456	
1457	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1458	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1459	spin_lock_irq(&ensoniq->reg_lock);
1460	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1461	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1462	ensoniq->ctrl |= nval1;
1463	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1464	ensoniq->cssr |= nval2;
1465	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1466	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1467	spin_unlock_irq(&ensoniq->reg_lock);
1468	return change;
1469}
1470
1471
1472/* spdif controls */
1473static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
1474	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1475	{
1476		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1477		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1478		.info =		snd_ens1373_spdif_info,
1479		.get =		snd_ens1373_spdif_default_get,
1480		.put =		snd_ens1373_spdif_default_put,
1481	},
1482	{
1483		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1484		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1485		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1486		.info =		snd_ens1373_spdif_info,
1487		.get =		snd_ens1373_spdif_mask_get
1488	},
1489	{
1490		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1491		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1492		.info =		snd_ens1373_spdif_info,
1493		.get =		snd_ens1373_spdif_stream_get,
1494		.put =		snd_ens1373_spdif_stream_put
1495	},
1496};
1497
1498
1499#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1500
1501static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1502			       struct snd_ctl_elem_value *ucontrol)
1503{
1504	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1505	int val = 0;
1506	
1507	spin_lock_irq(&ensoniq->reg_lock);
1508	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1509			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1510	    	val = 1;
1511	ucontrol->value.integer.value[0] = val;
1512	spin_unlock_irq(&ensoniq->reg_lock);
1513	return 0;
1514}
1515
1516static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1517			       struct snd_ctl_elem_value *ucontrol)
1518{
1519	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1520	unsigned int nval1;
1521	int change;
1522	
1523	nval1 = ucontrol->value.integer.value[0] ?
1524		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1525	spin_lock_irq(&ensoniq->reg_lock);
1526	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1527				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1528	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1529	ensoniq->cssr |= nval1;
1530	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1531	spin_unlock_irq(&ensoniq->reg_lock);
1532	return change;
1533}
1534
1535static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
1536{
1537	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1538	.name =		"AC97 2ch->4ch Copy Switch",
1539	.info =		snd_es1373_rear_info,
1540	.get =		snd_es1373_rear_get,
1541	.put =		snd_es1373_rear_put,
1542};
1543
1544#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1545
1546static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1547			       struct snd_ctl_elem_value *ucontrol)
1548{
1549	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1550	int val = 0;
1551	
1552	spin_lock_irq(&ensoniq->reg_lock);
1553	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1554	    	val = 1;
1555	ucontrol->value.integer.value[0] = val;
1556	spin_unlock_irq(&ensoniq->reg_lock);
1557	return 0;
1558}
1559
1560static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1561			       struct snd_ctl_elem_value *ucontrol)
1562{
1563	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1564	int changed;
1565	unsigned int ctrl;
1566	
1567	spin_lock_irq(&ensoniq->reg_lock);
1568	ctrl = ensoniq->ctrl;
1569	if (ucontrol->value.integer.value[0])
1570		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1571	else
1572		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1573	changed = (ctrl != ensoniq->ctrl);
1574	if (changed)
1575		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1576	spin_unlock_irq(&ensoniq->reg_lock);
1577	return changed;
1578}
1579
1580static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
1581{
1582	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1583	.name =		"Line In->Rear Out Switch",
1584	.info =		snd_es1373_line_info,
1585	.get =		snd_es1373_line_get,
1586	.put =		snd_es1373_line_put,
1587};
1588
1589static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1590{
1591	struct ensoniq *ensoniq = ac97->private_data;
1592	ensoniq->u.es1371.ac97 = NULL;
1593}
1594
1595struct es1371_quirk {
1596	unsigned short vid;		/* vendor ID */
1597	unsigned short did;		/* device ID */
1598	unsigned char rev;		/* revision */
1599};
1600
1601static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1602				struct es1371_quirk *list)
1603{
1604	while (list->vid != (unsigned short)PCI_ANY_ID) {
1605		if (ensoniq->pci->vendor == list->vid &&
1606		    ensoniq->pci->device == list->did &&
1607		    ensoniq->rev == list->rev)
1608			return 1;
1609		list++;
1610	}
1611	return 0;
1612}
1613
1614static struct es1371_quirk es1371_spdif_present[] __devinitdata = {
1615	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1616	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1617	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1618	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1619	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1620	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1621};
1622
1623static struct snd_pci_quirk ens1373_line_quirk[] __devinitdata = {
1624	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1625	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1626	{ } /* end */
1627};
1628
1629static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1630					    int has_spdif, int has_line)
1631{
1632	struct snd_card *card = ensoniq->card;
1633	struct snd_ac97_bus *pbus;
1634	struct snd_ac97_template ac97;
1635	int err;
1636	static struct snd_ac97_bus_ops ops = {
1637		.write = snd_es1371_codec_write,
1638		.read = snd_es1371_codec_read,
1639		.wait = snd_es1371_codec_wait,
1640	};
1641
1642	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1643		return err;
1644
1645	memset(&ac97, 0, sizeof(ac97));
1646	ac97.private_data = ensoniq;
1647	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1648	ac97.pci = ensoniq->pci;
1649	ac97.scaps = AC97_SCAP_AUDIO;
1650	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1651		return err;
1652	if (has_spdif > 0 ||
1653	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1654		struct snd_kcontrol *kctl;
1655		int i, is_spdif = 0;
1656
1657		ensoniq->spdif_default = ensoniq->spdif_stream =
1658			SNDRV_PCM_DEFAULT_CON_SPDIF;
1659		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1660
1661		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1662			is_spdif++;
1663
1664		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1665			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1666			if (!kctl)
1667				return -ENOMEM;
1668			kctl->id.index = is_spdif;
1669			err = snd_ctl_add(card, kctl);
1670			if (err < 0)
1671				return err;
1672		}
1673	}
1674	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1675		/* mirror rear to front speakers */
1676		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1677		ensoniq->cssr |= ES_1373_REAR_BIT26;
1678		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1679		if (err < 0)
1680			return err;
1681	}
1682	if (has_line > 0 ||
1683	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1684		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1685						      ensoniq));
1686		 if (err < 0)
1687			 return err;
1688	}
1689
1690	return 0;
1691}
1692
1693#endif /* CHIP1371 */
1694
1695/* generic control callbacks for ens1370 */
1696#ifdef CHIP1370
1697#define ENSONIQ_CONTROL(xname, mask) \
1698{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1699  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1700  .private_value = mask }
1701
1702#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1703
1704static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1705				   struct snd_ctl_elem_value *ucontrol)
1706{
1707	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1708	int mask = kcontrol->private_value;
1709	
1710	spin_lock_irq(&ensoniq->reg_lock);
1711	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1712	spin_unlock_irq(&ensoniq->reg_lock);
1713	return 0;
1714}
1715
1716static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1717				   struct snd_ctl_elem_value *ucontrol)
1718{
1719	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1720	int mask = kcontrol->private_value;
1721	unsigned int nval;
1722	int change;
1723	
1724	nval = ucontrol->value.integer.value[0] ? mask : 0;
1725	spin_lock_irq(&ensoniq->reg_lock);
1726	change = (ensoniq->ctrl & mask) != nval;
1727	ensoniq->ctrl &= ~mask;
1728	ensoniq->ctrl |= nval;
1729	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1730	spin_unlock_irq(&ensoniq->reg_lock);
1731	return change;
1732}
1733
1734/*
1735 * ENS1370 mixer
1736 */
1737
1738static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
1739ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1740ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1741};
1742
1743#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1744
1745static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1746{
1747	struct ensoniq *ensoniq = ak4531->private_data;
1748	ensoniq->u.es1370.ak4531 = NULL;
1749}
1750
1751static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
1752{
1753	struct snd_card *card = ensoniq->card;
1754	struct snd_ak4531 ak4531;
1755	unsigned int idx;
1756	int err;
1757
1758	/* try reset AK4531 */
1759	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1760	inw(ES_REG(ensoniq, 1370_CODEC));
1761	udelay(100);
1762	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1763	inw(ES_REG(ensoniq, 1370_CODEC));
1764	udelay(100);
1765
1766	memset(&ak4531, 0, sizeof(ak4531));
1767	ak4531.write = snd_es1370_codec_write;
1768	ak4531.private_data = ensoniq;
1769	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1770	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1771		return err;
1772	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1773		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1774		if (err < 0)
1775			return err;
1776	}
1777	return 0;
1778}
1779
1780#endif /* CHIP1370 */
1781
1782#ifdef SUPPORT_JOYSTICK
1783
1784#ifdef CHIP1371
1785static int __devinit snd_ensoniq_get_joystick_port(int dev)
1786{
1787	switch (joystick_port[dev]) {
1788	case 0: /* disabled */
1789	case 1: /* auto-detect */
1790	case 0x200:
1791	case 0x208:
1792	case 0x210:
1793	case 0x218:
1794		return joystick_port[dev];
1795
1796	default:
1797		printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]);
 
1798		return 0;
1799	}
1800}
1801#else
1802static inline int snd_ensoniq_get_joystick_port(int dev)
1803{
1804	return joystick[dev] ? 0x200 : 0;
1805}
1806#endif
1807
1808static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1809{
1810	struct gameport *gp;
1811	int io_port;
1812
1813	io_port = snd_ensoniq_get_joystick_port(dev);
1814
1815	switch (io_port) {
1816	case 0:
1817		return -ENOSYS;
1818
1819	case 1: /* auto_detect */
1820		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1821			if (request_region(io_port, 8, "ens137x: gameport"))
1822				break;
1823		if (io_port > 0x218) {
1824			printk(KERN_WARNING "ens137x: no gameport ports available\n");
 
1825			return -EBUSY;
1826		}
1827		break;
1828
1829	default:
1830		if (!request_region(io_port, 8, "ens137x: gameport")) {
1831			printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
 
1832			       io_port);
1833			return -EBUSY;
1834		}
1835		break;
1836	}
1837
1838	ensoniq->gameport = gp = gameport_allocate_port();
1839	if (!gp) {
1840		printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n");
 
1841		release_region(io_port, 8);
1842		return -ENOMEM;
1843	}
1844
1845	gameport_set_name(gp, "ES137x");
1846	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1847	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1848	gp->io = io_port;
1849
1850	ensoniq->ctrl |= ES_JYSTK_EN;
1851#ifdef CHIP1371
1852	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1853	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1854#endif
1855	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1856
1857	gameport_register_port(ensoniq->gameport);
1858
1859	return 0;
1860}
1861
1862static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1863{
1864	if (ensoniq->gameport) {
1865		int port = ensoniq->gameport->io;
1866
1867		gameport_unregister_port(ensoniq->gameport);
1868		ensoniq->gameport = NULL;
1869		ensoniq->ctrl &= ~ES_JYSTK_EN;
1870		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1871		release_region(port, 8);
1872	}
1873}
1874#else
1875static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1876static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1877#endif /* SUPPORT_JOYSTICK */
1878
1879/*
1880
1881 */
1882
1883static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1884				  struct snd_info_buffer *buffer)
1885{
1886	struct ensoniq *ensoniq = entry->private_data;
1887
1888#ifdef CHIP1370
1889	snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
1890#else
1891	snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
1892#endif
1893	snd_iprintf(buffer, "Joystick enable  : %s\n",
1894		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1895#ifdef CHIP1370
1896	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1897		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1898	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1899		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1900#else
1901	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1902		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1903#endif
1904}
1905
1906static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
1907{
1908	struct snd_info_entry *entry;
1909
1910	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1911		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1912}
1913
1914/*
1915
1916 */
1917
1918static int snd_ensoniq_free(struct ensoniq *ensoniq)
1919{
1920	snd_ensoniq_free_gameport(ensoniq);
1921	if (ensoniq->irq < 0)
1922		goto __hw_end;
1923#ifdef CHIP1370
1924	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1925	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1926#else
1927	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1928	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1929#endif
1930	if (ensoniq->irq >= 0)
1931		synchronize_irq(ensoniq->irq);
1932	pci_set_power_state(ensoniq->pci, 3);
1933      __hw_end:
1934#ifdef CHIP1370
1935	if (ensoniq->dma_bug.area)
1936		snd_dma_free_pages(&ensoniq->dma_bug);
1937#endif
1938	if (ensoniq->irq >= 0)
1939		free_irq(ensoniq->irq, ensoniq);
1940	pci_release_regions(ensoniq->pci);
1941	pci_disable_device(ensoniq->pci);
1942	kfree(ensoniq);
1943	return 0;
1944}
1945
1946static int snd_ensoniq_dev_free(struct snd_device *device)
1947{
1948	struct ensoniq *ensoniq = device->device_data;
1949	return snd_ensoniq_free(ensoniq);
1950}
1951
1952#ifdef CHIP1371
1953static struct snd_pci_quirk es1371_amplifier_hack[] __devinitdata = {
1954	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1955	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1956	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1957	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1958	{ } /* end */
1959};
1960
1961static struct es1371_quirk es1371_ac97_reset_hack[] = {
1962	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1963	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1964	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1965	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1966	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1967	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1968};
1969#endif
1970
1971static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1972{
1973#ifdef CHIP1371
1974	int idx;
1975#endif
1976	/* this code was part of snd_ensoniq_create before intruduction
1977	  * of suspend/resume
1978	  */
1979#ifdef CHIP1370
1980	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1981	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1982	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1983	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1984	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1985#else
1986	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1987	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1988	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1989	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1990	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1991	    /* need to delay around 20ms(bleech) to give
1992	       some CODECs enough time to wakeup */
1993	    msleep(20);
1994	}
1995	/* AC'97 warm reset to start the bitclk */
1996	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1997	inl(ES_REG(ensoniq, CONTROL));
1998	udelay(20);
1999	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2000	/* Init the sample rate converter */
2001	snd_es1371_wait_src_ready(ensoniq);	
2002	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2003	for (idx = 0; idx < 0x80; idx++)
2004		snd_es1371_src_write(ensoniq, idx, 0);
2005	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2006	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2007	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2008	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2009	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2010	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2011	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2012	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2013	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2014	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2015	snd_es1371_adc_rate(ensoniq, 22050);
2016	snd_es1371_dac1_rate(ensoniq, 22050);
2017	snd_es1371_dac2_rate(ensoniq, 22050);
2018	/* WARNING:
2019	 * enabling the sample rate converter without properly programming
2020	 * its parameters causes the chip to lock up (the SRC busy bit will
2021	 * be stuck high, and I've found no way to rectify this other than
2022	 * power cycle) - Thomas Sailer
2023	 */
2024	snd_es1371_wait_src_ready(ensoniq);
2025	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2026	/* try reset codec directly */
2027	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2028#endif
2029	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2030	outb(0x00, ES_REG(ensoniq, UART_RES));
2031	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2032	synchronize_irq(ensoniq->irq);
2033}
2034
2035#ifdef CONFIG_PM
2036static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
2037{
2038	struct snd_card *card = pci_get_drvdata(pci);
2039	struct ensoniq *ensoniq = card->private_data;
2040	
2041	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2042
2043	snd_pcm_suspend_all(ensoniq->pcm1);
2044	snd_pcm_suspend_all(ensoniq->pcm2);
2045	
2046#ifdef CHIP1371	
2047	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2048#else
2049	/* try to reset AK4531 */
2050	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2051	inw(ES_REG(ensoniq, 1370_CODEC));
2052	udelay(100);
2053	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2054	inw(ES_REG(ensoniq, 1370_CODEC));
2055	udelay(100);
2056	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2057#endif	
2058
2059	pci_disable_device(pci);
2060	pci_save_state(pci);
2061	pci_set_power_state(pci, pci_choose_state(pci, state));
2062	return 0;
2063}
2064
2065static int snd_ensoniq_resume(struct pci_dev *pci)
2066{
2067	struct snd_card *card = pci_get_drvdata(pci);
2068	struct ensoniq *ensoniq = card->private_data;
2069
2070	pci_set_power_state(pci, PCI_D0);
2071	pci_restore_state(pci);
2072	if (pci_enable_device(pci) < 0) {
2073		printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, "
2074		       "disabling device\n");
2075		snd_card_disconnect(card);
2076		return -EIO;
2077	}
2078	pci_set_master(pci);
2079
2080	snd_ensoniq_chip_init(ensoniq);
2081
2082#ifdef CHIP1371	
2083	snd_ac97_resume(ensoniq->u.es1371.ac97);
2084#else
2085	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2086#endif	
2087	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2088	return 0;
2089}
2090#endif /* CONFIG_PM */
2091
 
 
 
 
 
2092
2093static int __devinit snd_ensoniq_create(struct snd_card *card,
2094				     struct pci_dev *pci,
2095				     struct ensoniq ** rensoniq)
2096{
2097	struct ensoniq *ensoniq;
2098	int err;
2099	static struct snd_device_ops ops = {
2100		.dev_free =	snd_ensoniq_dev_free,
2101	};
2102
2103	*rensoniq = NULL;
2104	if ((err = pci_enable_device(pci)) < 0)
2105		return err;
2106	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2107	if (ensoniq == NULL) {
2108		pci_disable_device(pci);
2109		return -ENOMEM;
2110	}
2111	spin_lock_init(&ensoniq->reg_lock);
2112	mutex_init(&ensoniq->src_mutex);
2113	ensoniq->card = card;
2114	ensoniq->pci = pci;
2115	ensoniq->irq = -1;
2116	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2117		kfree(ensoniq);
2118		pci_disable_device(pci);
2119		return err;
2120	}
2121	ensoniq->port = pci_resource_start(pci, 0);
2122	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2123			KBUILD_MODNAME, ensoniq)) {
2124		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2125		snd_ensoniq_free(ensoniq);
2126		return -EBUSY;
2127	}
2128	ensoniq->irq = pci->irq;
 
2129#ifdef CHIP1370
2130	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2131				16, &ensoniq->dma_bug) < 0) {
2132		snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n");
2133		snd_ensoniq_free(ensoniq);
2134		return -EBUSY;
2135	}
2136#endif
2137	pci_set_master(pci);
2138	ensoniq->rev = pci->revision;
2139#ifdef CHIP1370
2140#if 0
2141	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2142		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2143#else	/* get microphone working */
2144	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2145#endif
2146	ensoniq->sctrl = 0;
2147#else
2148	ensoniq->ctrl = 0;
2149	ensoniq->sctrl = 0;
2150	ensoniq->cssr = 0;
2151	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2152		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2153
2154	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2155		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2156#endif
2157
2158	snd_ensoniq_chip_init(ensoniq);
2159
2160	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2161		snd_ensoniq_free(ensoniq);
2162		return err;
2163	}
2164
2165	snd_ensoniq_proc_init(ensoniq);
2166
2167	snd_card_set_dev(card, &pci->dev);
2168
2169	*rensoniq = ensoniq;
2170	return 0;
2171}
2172
2173/*
2174 *  MIDI section
2175 */
2176
2177static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2178{
2179	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2180	unsigned char status, mask, byte;
2181
2182	if (rmidi == NULL)
2183		return;
2184	/* do Rx at first */
2185	spin_lock(&ensoniq->reg_lock);
2186	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2187	while (mask) {
2188		status = inb(ES_REG(ensoniq, UART_STATUS));
2189		if ((status & mask) == 0)
2190			break;
2191		byte = inb(ES_REG(ensoniq, UART_DATA));
2192		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2193	}
2194	spin_unlock(&ensoniq->reg_lock);
2195
2196	/* do Tx at second */
2197	spin_lock(&ensoniq->reg_lock);
2198	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2199	while (mask) {
2200		status = inb(ES_REG(ensoniq, UART_STATUS));
2201		if ((status & mask) == 0)
2202			break;
2203		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2204			ensoniq->uartc &= ~ES_TXINTENM;
2205			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2206			mask &= ~ES_TXRDY;
2207		} else {
2208			outb(byte, ES_REG(ensoniq, UART_DATA));
2209		}
2210	}
2211	spin_unlock(&ensoniq->reg_lock);
2212}
2213
2214static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2215{
2216	struct ensoniq *ensoniq = substream->rmidi->private_data;
2217
2218	spin_lock_irq(&ensoniq->reg_lock);
2219	ensoniq->uartm |= ES_MODE_INPUT;
2220	ensoniq->midi_input = substream;
2221	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2222		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2223		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2224		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2225	}
2226	spin_unlock_irq(&ensoniq->reg_lock);
2227	return 0;
2228}
2229
2230static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2231{
2232	struct ensoniq *ensoniq = substream->rmidi->private_data;
2233
2234	spin_lock_irq(&ensoniq->reg_lock);
2235	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2236		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2237		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2238	} else {
2239		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2240	}
2241	ensoniq->midi_input = NULL;
2242	ensoniq->uartm &= ~ES_MODE_INPUT;
2243	spin_unlock_irq(&ensoniq->reg_lock);
2244	return 0;
2245}
2246
2247static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2248{
2249	struct ensoniq *ensoniq = substream->rmidi->private_data;
2250
2251	spin_lock_irq(&ensoniq->reg_lock);
2252	ensoniq->uartm |= ES_MODE_OUTPUT;
2253	ensoniq->midi_output = substream;
2254	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2255		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2256		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2257		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2258	}
2259	spin_unlock_irq(&ensoniq->reg_lock);
2260	return 0;
2261}
2262
2263static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2264{
2265	struct ensoniq *ensoniq = substream->rmidi->private_data;
2266
2267	spin_lock_irq(&ensoniq->reg_lock);
2268	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2269		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2270		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2271	} else {
2272		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2273	}
2274	ensoniq->midi_output = NULL;
2275	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2276	spin_unlock_irq(&ensoniq->reg_lock);
2277	return 0;
2278}
2279
2280static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2281{
2282	unsigned long flags;
2283	struct ensoniq *ensoniq = substream->rmidi->private_data;
2284	int idx;
2285
2286	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2287	if (up) {
2288		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2289			/* empty input FIFO */
2290			for (idx = 0; idx < 32; idx++)
2291				inb(ES_REG(ensoniq, UART_DATA));
2292			ensoniq->uartc |= ES_RXINTEN;
2293			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2294		}
2295	} else {
2296		if (ensoniq->uartc & ES_RXINTEN) {
2297			ensoniq->uartc &= ~ES_RXINTEN;
2298			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2299		}
2300	}
2301	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2302}
2303
2304static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2305{
2306	unsigned long flags;
2307	struct ensoniq *ensoniq = substream->rmidi->private_data;
2308	unsigned char byte;
2309
2310	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2311	if (up) {
2312		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2313			ensoniq->uartc |= ES_TXINTENO(1);
2314			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2315			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2316			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2317				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2318					ensoniq->uartc &= ~ES_TXINTENM;
2319				} else {
2320					outb(byte, ES_REG(ensoniq, UART_DATA));
2321				}
2322			}
2323			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2324		}
2325	} else {
2326		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2327			ensoniq->uartc &= ~ES_TXINTENM;
2328			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2329		}
2330	}
2331	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2332}
2333
2334static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2335{
2336	.open =		snd_ensoniq_midi_output_open,
2337	.close =	snd_ensoniq_midi_output_close,
2338	.trigger =	snd_ensoniq_midi_output_trigger,
2339};
2340
2341static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2342{
2343	.open =		snd_ensoniq_midi_input_open,
2344	.close =	snd_ensoniq_midi_input_close,
2345	.trigger =	snd_ensoniq_midi_input_trigger,
2346};
2347
2348static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
2349				      struct snd_rawmidi **rrawmidi)
2350{
2351	struct snd_rawmidi *rmidi;
2352	int err;
2353
2354	if (rrawmidi)
2355		*rrawmidi = NULL;
2356	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2357		return err;
2358#ifdef CHIP1370
2359	strcpy(rmidi->name, "ES1370");
2360#else
2361	strcpy(rmidi->name, "ES1371");
2362#endif
2363	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2364	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2365	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2366		SNDRV_RAWMIDI_INFO_DUPLEX;
2367	rmidi->private_data = ensoniq;
2368	ensoniq->rmidi = rmidi;
2369	if (rrawmidi)
2370		*rrawmidi = rmidi;
2371	return 0;
2372}
2373
2374/*
2375 *  Interrupt handler
2376 */
2377
2378static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2379{
2380	struct ensoniq *ensoniq = dev_id;
2381	unsigned int status, sctrl;
2382
2383	if (ensoniq == NULL)
2384		return IRQ_NONE;
2385
2386	status = inl(ES_REG(ensoniq, STATUS));
2387	if (!(status & ES_INTR))
2388		return IRQ_NONE;
2389
2390	spin_lock(&ensoniq->reg_lock);
2391	sctrl = ensoniq->sctrl;
2392	if (status & ES_DAC1)
2393		sctrl &= ~ES_P1_INT_EN;
2394	if (status & ES_DAC2)
2395		sctrl &= ~ES_P2_INT_EN;
2396	if (status & ES_ADC)
2397		sctrl &= ~ES_R1_INT_EN;
2398	outl(sctrl, ES_REG(ensoniq, SERIAL));
2399	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2400	spin_unlock(&ensoniq->reg_lock);
2401
2402	if (status & ES_UART)
2403		snd_ensoniq_midi_interrupt(ensoniq);
2404	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2405		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2406	if ((status & ES_ADC) && ensoniq->capture_substream)
2407		snd_pcm_period_elapsed(ensoniq->capture_substream);
2408	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2409		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2410	return IRQ_HANDLED;
2411}
2412
2413static int __devinit snd_audiopci_probe(struct pci_dev *pci,
2414					const struct pci_device_id *pci_id)
2415{
2416	static int dev;
2417	struct snd_card *card;
2418	struct ensoniq *ensoniq;
2419	int err, pcm_devs[2];
2420
2421	if (dev >= SNDRV_CARDS)
2422		return -ENODEV;
2423	if (!enable[dev]) {
2424		dev++;
2425		return -ENOENT;
2426	}
2427
2428	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
 
2429	if (err < 0)
2430		return err;
2431
2432	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2433		snd_card_free(card);
2434		return err;
2435	}
2436	card->private_data = ensoniq;
2437
2438	pcm_devs[0] = 0; pcm_devs[1] = 1;
2439#ifdef CHIP1370
2440	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2441		snd_card_free(card);
2442		return err;
2443	}
2444#endif
2445#ifdef CHIP1371
2446	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2447		snd_card_free(card);
2448		return err;
2449	}
2450#endif
2451	if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2452		snd_card_free(card);
2453		return err;
2454	}
2455	if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2456		snd_card_free(card);
2457		return err;
2458	}
2459	if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2460		snd_card_free(card);
2461		return err;
2462	}
2463
2464	snd_ensoniq_create_gameport(ensoniq, dev);
2465
2466	strcpy(card->driver, DRIVER_NAME);
2467
2468	strcpy(card->shortname, "Ensoniq AudioPCI");
2469	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2470		card->shortname,
2471		card->driver,
2472		ensoniq->port,
2473		ensoniq->irq);
2474
2475	if ((err = snd_card_register(card)) < 0) {
2476		snd_card_free(card);
2477		return err;
2478	}
2479
2480	pci_set_drvdata(pci, card);
2481	dev++;
2482	return 0;
2483}
2484
2485static void __devexit snd_audiopci_remove(struct pci_dev *pci)
2486{
2487	snd_card_free(pci_get_drvdata(pci));
2488	pci_set_drvdata(pci, NULL);
2489}
2490
2491static struct pci_driver driver = {
2492	.name = KBUILD_MODNAME,
2493	.id_table = snd_audiopci_ids,
2494	.probe = snd_audiopci_probe,
2495	.remove = __devexit_p(snd_audiopci_remove),
2496#ifdef CONFIG_PM
2497	.suspend = snd_ensoniq_suspend,
2498	.resume = snd_ensoniq_resume,
2499#endif
2500};
2501	
2502static int __init alsa_card_ens137x_init(void)
2503{
2504	return pci_register_driver(&driver);
2505}
2506
2507static void __exit alsa_card_ens137x_exit(void)
2508{
2509	pci_unregister_driver(&driver);
2510}
2511
2512module_init(alsa_card_ens137x_init)
2513module_exit(alsa_card_ens137x_exit)