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v3.15
 
   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/module.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#define CHIP_NAME "ES1370" /* it can be ENS but just to keep compatibility... */
  59#else
  60#define DRIVER_NAME "ENS1371"
  61#define CHIP_NAME "ES1371"
  62#endif
  63
  64
  65MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
  66MODULE_LICENSE("GPL");
  67#ifdef CHIP1370
  68MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
  69MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
  70	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
  71#endif
  72#ifdef CHIP1371
  73MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
  74MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
  75		"{Ensoniq,AudioPCI ES1373},"
  76		"{Creative Labs,Ectiva EV1938},"
  77		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
  78		"{Creative Labs,Vibra PCI128},"
  79		"{Ectiva,EV1938}}");
  80#endif
  81
  82#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
  83#define SUPPORT_JOYSTICK
  84#endif
  85
  86static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  87static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  88static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  89#ifdef SUPPORT_JOYSTICK
  90#ifdef CHIP1371
  91static int joystick_port[SNDRV_CARDS];
  92#else
  93static bool joystick[SNDRV_CARDS];
  94#endif
  95#endif
  96#ifdef CHIP1371
  97static int spdif[SNDRV_CARDS];
  98static int lineio[SNDRV_CARDS];
  99#endif
 100
 101module_param_array(index, int, NULL, 0444);
 102MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
 103module_param_array(id, charp, NULL, 0444);
 104MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
 105module_param_array(enable, bool, NULL, 0444);
 106MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
 107#ifdef SUPPORT_JOYSTICK
 108#ifdef CHIP1371
 109module_param_array(joystick_port, int, NULL, 0444);
 110MODULE_PARM_DESC(joystick_port, "Joystick port address.");
 111#else
 112module_param_array(joystick, bool, NULL, 0444);
 113MODULE_PARM_DESC(joystick, "Enable joystick.");
 114#endif
 115#endif /* SUPPORT_JOYSTICK */
 116#ifdef CHIP1371
 117module_param_array(spdif, int, NULL, 0444);
 118MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
 119module_param_array(lineio, int, NULL, 0444);
 120MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
 121#endif
 122
 123/* ES1371 chip ID */
 124/* This is a little confusing because all ES1371 compatible chips have the
 125   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 126   This is only significant if you want to enable features on the later parts.
 127   Yes, I know it's stupid and why didn't we use the sub IDs?
 128*/
 129#define ES1371REV_ES1373_A  0x04
 130#define ES1371REV_ES1373_B  0x06
 131#define ES1371REV_CT5880_A  0x07
 132#define CT5880REV_CT5880_C  0x02
 133#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 134#define CT5880REV_CT5880_E  0x04	/* mw */
 135#define ES1371REV_ES1371_B  0x09
 136#define EV1938REV_EV1938_A  0x00
 137#define ES1371REV_ES1373_8  0x08
 138
 139/*
 140 * Direct registers
 141 */
 142
 143#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 144
 145#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 146#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 147#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 148#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 149#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 150#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 151#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 152#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 153#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 154#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 155#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 156#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 157#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 158#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 159#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 160#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 161#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 162#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 163#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 164#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 165#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 166#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 167#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 168#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 169#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 170#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 171#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 172#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 173#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 174#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 175#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 176#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 177#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 178#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 179#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 180#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 181#define   ES_UART_EN		(1<<3)		/* UART enable */
 182#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 183#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 184#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 185#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 186#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 187#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 188#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 189#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 190#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 191#define   ES_1373_REAR_BIT26	(1<<26)
 192#define   ES_1373_REAR_BIT24	(1<<24)
 193#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 194#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 195#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 196#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 197#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 198#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 199#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 200#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 201#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 202#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 203#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 204#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 205#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 206#define   ES_UART		(1<<3)		/* UART interrupt pending */
 207#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 208#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 209#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 210#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 211#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 212#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 213#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 214#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 215#define   ES_RXRDY		(1<<0)		/* receiver ready */
 216#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 217#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 218#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 219#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 220#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 221#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 222#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 223#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 224#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 225#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 226#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 227#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 228#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 229#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 230#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 231#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 232#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 233#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 234#define   EV_1938_CODEC_MAGIC	   (1<<26)
 235#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 236#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 237#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 238#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 239
 240#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 241#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 242#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 243#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 244#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 245#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 246#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 247#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 248#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 249#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 250#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 251#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 252#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 253
 254#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 255#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 256#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 257#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 258#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 259#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 260#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 261#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 262#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 263#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 264#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 265#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 266#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 267#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 268#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 269#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 270#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 271#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 272#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 273#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 274#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 275#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 276#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 277
 278#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 279
 280#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 281#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 282#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 283#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 284#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 285#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 286#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 287#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 288#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 289#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 290#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 291#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 292#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 293#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 294#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 295#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 296#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 297#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 298#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 */
 299#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 300#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 301#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 302#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 303#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 304#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 305#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 306#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 307
 308#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 309#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 310#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 311#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 312#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 313#define   ES_REG_COUNTM		(0xffff<<0)
 314#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 315
 316#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 317#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 318#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 319#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 320#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 321#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 322#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 323#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 324#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 325#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 326#define   ES_REG_FSIZEM		 (0xffff<<0)
 327#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 328#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 329#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 330
 331#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 332#define   ES_REG_UF_VALID	 (1<<8)
 333#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 334#define   ES_REG_UF_BYTEM	 (0xff<<0)
 335#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 336
 337
 338/*
 339 *  Pages
 340 */
 341
 342#define ES_PAGE_DAC	0x0c
 343#define ES_PAGE_ADC	0x0d
 344#define ES_PAGE_UART	0x0e
 345#define ES_PAGE_UART1	0x0f
 346
 347/*
 348 *  Sample rate converter addresses
 349 */
 350
 351#define ES_SMPREG_DAC1		0x70
 352#define ES_SMPREG_DAC2		0x74
 353#define ES_SMPREG_ADC		0x78
 354#define ES_SMPREG_VOL_ADC	0x6c
 355#define ES_SMPREG_VOL_DAC1	0x7c
 356#define ES_SMPREG_VOL_DAC2	0x7e
 357#define ES_SMPREG_TRUNC_N	0x00
 358#define ES_SMPREG_INT_REGS	0x01
 359#define ES_SMPREG_ACCUM_FRAC	0x02
 360#define ES_SMPREG_VFREQ_FRAC	0x03
 361
 362/*
 363 *  Some contants
 364 */
 365
 366#define ES_1370_SRCLOCK	   1411200
 367#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 368
 369/*
 370 *  Open modes
 371 */
 372
 373#define ES_MODE_PLAY1	0x0001
 374#define ES_MODE_PLAY2	0x0002
 375#define ES_MODE_CAPTURE	0x0004
 376
 377#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 378#define ES_MODE_INPUT	0x0002	/* for MIDI */
 379
 380/*
 381
 382 */
 383
 384struct ensoniq {
 385	spinlock_t reg_lock;
 386	struct mutex src_mutex;
 387
 388	int irq;
 389
 390	unsigned long playback1size;
 391	unsigned long playback2size;
 392	unsigned long capture3size;
 393
 394	unsigned long port;
 395	unsigned int mode;
 396	unsigned int uartm;	/* UART mode */
 397
 398	unsigned int ctrl;	/* control register */
 399	unsigned int sctrl;	/* serial control register */
 400	unsigned int cssr;	/* control status register */
 401	unsigned int uartc;	/* uart control register */
 402	unsigned int rev;	/* chip revision */
 403
 404	union {
 405#ifdef CHIP1371
 406		struct {
 407			struct snd_ac97 *ac97;
 408		} es1371;
 409#else
 410		struct {
 411			int pclkdiv_lock;
 412			struct snd_ak4531 *ak4531;
 413		} es1370;
 414#endif
 415	} u;
 416
 417	struct pci_dev *pci;
 418	struct snd_card *card;
 419	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 420	struct snd_pcm *pcm2;	/* DAC2 PCM */
 421	struct snd_pcm_substream *playback1_substream;
 422	struct snd_pcm_substream *playback2_substream;
 423	struct snd_pcm_substream *capture_substream;
 424	unsigned int p1_dma_size;
 425	unsigned int p2_dma_size;
 426	unsigned int c_dma_size;
 427	unsigned int p1_period_size;
 428	unsigned int p2_period_size;
 429	unsigned int c_period_size;
 430	struct snd_rawmidi *rmidi;
 431	struct snd_rawmidi_substream *midi_input;
 432	struct snd_rawmidi_substream *midi_output;
 433
 434	unsigned int spdif;
 435	unsigned int spdif_default;
 436	unsigned int spdif_stream;
 437
 438#ifdef CHIP1370
 439	struct snd_dma_buffer dma_bug;
 440#endif
 441
 442#ifdef SUPPORT_JOYSTICK
 443	struct gameport *gameport;
 444#endif
 445};
 446
 447static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 448
 449static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = {
 450#ifdef CHIP1370
 451	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 452#endif
 453#ifdef CHIP1371
 454	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 455	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 456	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 457#endif
 458	{ 0, }
 459};
 460
 461MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 462
 463/*
 464 *  constants
 465 */
 466
 467#define POLL_COUNT	0xa000
 468
 469#ifdef CHIP1370
 470static unsigned int snd_es1370_fixed_rates[] =
 471	{5512, 11025, 22050, 44100};
 472static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 473	.count = 4, 
 474	.list = snd_es1370_fixed_rates,
 475	.mask = 0,
 476};
 477static struct snd_ratnum es1370_clock = {
 478	.num = ES_1370_SRCLOCK,
 479	.den_min = 29, 
 480	.den_max = 353,
 481	.den_step = 1,
 482};
 483static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 484	.nrats = 1,
 485	.rats = &es1370_clock,
 486};
 487#else
 488static struct snd_ratden es1371_dac_clock = {
 489	.num_min = 3000 * (1 << 15),
 490	.num_max = 48000 * (1 << 15),
 491	.num_step = 3000,
 492	.den = 1 << 15,
 493};
 494static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 495	.nrats = 1,
 496	.rats = &es1371_dac_clock,
 497};
 498static struct snd_ratnum es1371_adc_clock = {
 499	.num = 48000 << 15,
 500	.den_min = 32768, 
 501	.den_max = 393216,
 502	.den_step = 1,
 503};
 504static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 505	.nrats = 1,
 506	.rats = &es1371_adc_clock,
 507};
 508#endif
 509static const unsigned int snd_ensoniq_sample_shift[] =
 510	{0, 1, 1, 2};
 511
 512/*
 513 *  common I/O routines
 514 */
 515
 516#ifdef CHIP1371
 517
 518static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 519{
 520	unsigned int t, r = 0;
 521
 522	for (t = 0; t < POLL_COUNT; t++) {
 523		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 524		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 525			return r;
 526		cond_resched();
 527	}
 528	dev_err(ensoniq->card->dev, "wait src ready timeout 0x%lx [0x%x]\n",
 529		   ES_REG(ensoniq, 1371_SMPRATE), r);
 530	return 0;
 531}
 532
 533static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 534{
 535	unsigned int temp, i, orig, r;
 536
 537	/* wait for ready */
 538	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 539
 540	/* expose the SRC state bits */
 541	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 542		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 543	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 544	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 545
 546	/* now, wait for busy and the correct time to read */
 547	temp = snd_es1371_wait_src_ready(ensoniq);
 548	
 549	if ((temp & 0x00870000) != 0x00010000) {
 550		/* wait for the right state */
 551		for (i = 0; i < POLL_COUNT; i++) {
 552			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 553			if ((temp & 0x00870000) == 0x00010000)
 554				break;
 555		}
 556	}
 557
 558	/* hide the state bits */	
 559	r = orig & (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);
 562	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 563	
 564	return temp;
 565}
 566
 567static void snd_es1371_src_write(struct ensoniq * ensoniq,
 568				 unsigned short reg, unsigned short data)
 569{
 570	unsigned int r;
 571
 572	r = snd_es1371_wait_src_ready(ensoniq) &
 573	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 574	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 575	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 576	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 577}
 578
 579#endif /* CHIP1371 */
 580
 581#ifdef CHIP1370
 582
 583static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 584				   unsigned short reg, unsigned short val)
 585{
 586	struct ensoniq *ensoniq = ak4531->private_data;
 587	unsigned long end_time = jiffies + HZ / 10;
 588
 589#if 0
 590	dev_dbg(ensoniq->card->dev,
 591	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 592	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 593#endif
 594	do {
 595		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 596			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 597			return;
 598		}
 599		schedule_timeout_uninterruptible(1);
 600	} while (time_after(end_time, jiffies));
 601	dev_err(ensoniq->card->dev, "codec write timeout, status = 0x%x\n",
 602		   inl(ES_REG(ensoniq, STATUS)));
 603}
 604
 605#endif /* CHIP1370 */
 606
 607#ifdef CHIP1371
 608
 609static inline bool is_ev1938(struct ensoniq *ensoniq)
 610{
 611	return ensoniq->pci->device == 0x8938;
 612}
 613
 614static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 615				   unsigned short reg, unsigned short val)
 616{
 617	struct ensoniq *ensoniq = ac97->private_data;
 618	unsigned int t, x, flag;
 619
 620	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 621	mutex_lock(&ensoniq->src_mutex);
 622	for (t = 0; t < POLL_COUNT; t++) {
 623		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 624			/* save the current state for latter */
 625			x = snd_es1371_wait_src_ready(ensoniq);
 626			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 627			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 628			     ES_REG(ensoniq, 1371_SMPRATE));
 629			/* wait for not busy (state 0) first to avoid
 630			   transition states */
 631			for (t = 0; t < POLL_COUNT; t++) {
 632				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 633				    0x00000000)
 634					break;
 635			}
 636			/* wait for a SAFE time to write addr/data and then do it, dammit */
 637			for (t = 0; t < POLL_COUNT; t++) {
 638				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 639				    0x00010000)
 640					break;
 641			}
 642			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 643			     ES_REG(ensoniq, 1371_CODEC));
 644			/* restore SRC reg */
 645			snd_es1371_wait_src_ready(ensoniq);
 646			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 647			mutex_unlock(&ensoniq->src_mutex);
 648			return;
 649		}
 650	}
 651	mutex_unlock(&ensoniq->src_mutex);
 652	dev_err(ensoniq->card->dev, "codec write timeout at 0x%lx [0x%x]\n",
 653		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 654}
 655
 656static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 657					    unsigned short reg)
 658{
 659	struct ensoniq *ensoniq = ac97->private_data;
 660	unsigned int t, x, flag, fail = 0;
 661
 662	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 663      __again:
 664	mutex_lock(&ensoniq->src_mutex);
 665	for (t = 0; t < POLL_COUNT; t++) {
 666		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 667			/* save the current state for latter */
 668			x = snd_es1371_wait_src_ready(ensoniq);
 669			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 670			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 671			     ES_REG(ensoniq, 1371_SMPRATE));
 672			/* wait for not busy (state 0) first to avoid
 673			   transition states */
 674			for (t = 0; t < POLL_COUNT; t++) {
 675				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 676				    0x00000000)
 677					break;
 678			}
 679			/* wait for a SAFE time to write addr/data and then do it, dammit */
 680			for (t = 0; t < POLL_COUNT; t++) {
 681				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 682				    0x00010000)
 683					break;
 684			}
 685			outl(ES_1371_CODEC_READS(reg) | flag,
 686			     ES_REG(ensoniq, 1371_CODEC));
 687			/* restore SRC reg */
 688			snd_es1371_wait_src_ready(ensoniq);
 689			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 690			/* wait for WIP again */
 691			for (t = 0; t < POLL_COUNT; t++) {
 692				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 693					break;		
 694			}
 695			/* now wait for the stinkin' data (RDY) */
 696			for (t = 0; t < POLL_COUNT; t++) {
 697				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
 
 698					if (is_ev1938(ensoniq)) {
 699						for (t = 0; t < 100; t++)
 700							inl(ES_REG(ensoniq, CONTROL));
 701						x = inl(ES_REG(ensoniq, 1371_CODEC));
 702					}
 703					mutex_unlock(&ensoniq->src_mutex);
 704					return ES_1371_CODEC_READ(x);
 705				}
 706			}
 707			mutex_unlock(&ensoniq->src_mutex);
 708			if (++fail > 10) {
 709				dev_err(ensoniq->card->dev,
 710					"codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n",
 711					   ES_REG(ensoniq, 1371_CODEC), reg,
 712					   inl(ES_REG(ensoniq, 1371_CODEC)));
 713				return 0;
 714			}
 715			goto __again;
 716		}
 717	}
 718	mutex_unlock(&ensoniq->src_mutex);
 719	dev_err(ensoniq->card->dev, "codec read timeout at 0x%lx [0x%x]\n",
 720		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 721	return 0;
 722}
 723
 724static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 725{
 726	msleep(750);
 727	snd_es1371_codec_read(ac97, AC97_RESET);
 728	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 729	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 730	msleep(50);
 731}
 732
 733static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 734{
 735	unsigned int n, truncm, freq, result;
 736
 737	mutex_lock(&ensoniq->src_mutex);
 738	n = rate / 3000;
 739	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 740		n--;
 741	truncm = (21 * n - 1) | 1;
 742	freq = ((48000UL << 15) / rate) * n;
 743	result = (48000UL << 15) / (freq / n);
 744	if (rate >= 24000) {
 745		if (truncm > 239)
 746			truncm = 239;
 747		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 748				(((239 - truncm) >> 1) << 9) | (n << 4));
 749	} else {
 750		if (truncm > 119)
 751			truncm = 119;
 752		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 753				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 754	}
 755	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 756			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 757						  ES_SMPREG_INT_REGS) & 0x00ff) |
 758			     ((freq >> 5) & 0xfc00));
 759	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 760	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 761	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 762	mutex_unlock(&ensoniq->src_mutex);
 763}
 764
 765static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 766{
 767	unsigned int freq, r;
 768
 769	mutex_lock(&ensoniq->src_mutex);
 770	freq = ((rate << 15) + 1500) / 3000;
 771	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 772						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 773		ES_1371_DIS_P1;
 774	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 775	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 776			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 777						  ES_SMPREG_INT_REGS) & 0x00ff) |
 778			     ((freq >> 5) & 0xfc00));
 779	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 780	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 781						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 782	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 783	mutex_unlock(&ensoniq->src_mutex);
 784}
 785
 786static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 787{
 788	unsigned int freq, r;
 789
 790	mutex_lock(&ensoniq->src_mutex);
 791	freq = ((rate << 15) + 1500) / 3000;
 792	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 793						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 794		ES_1371_DIS_P2;
 795	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 796	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 797			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 798						  ES_SMPREG_INT_REGS) & 0x00ff) |
 799			     ((freq >> 5) & 0xfc00));
 800	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 801			     freq & 0x7fff);
 802	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 803						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 804	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 805	mutex_unlock(&ensoniq->src_mutex);
 806}
 807
 808#endif /* CHIP1371 */
 809
 810static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 811{
 812	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 813	switch (cmd) {
 814	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 815	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 816	{
 817		unsigned int what = 0;
 818		struct snd_pcm_substream *s;
 819		snd_pcm_group_for_each_entry(s, substream) {
 820			if (s == ensoniq->playback1_substream) {
 821				what |= ES_P1_PAUSE;
 822				snd_pcm_trigger_done(s, substream);
 823			} else if (s == ensoniq->playback2_substream) {
 824				what |= ES_P2_PAUSE;
 825				snd_pcm_trigger_done(s, substream);
 826			} else if (s == ensoniq->capture_substream)
 827				return -EINVAL;
 828		}
 829		spin_lock(&ensoniq->reg_lock);
 830		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 831			ensoniq->sctrl |= what;
 832		else
 833			ensoniq->sctrl &= ~what;
 834		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 835		spin_unlock(&ensoniq->reg_lock);
 836		break;
 837	}
 838	case SNDRV_PCM_TRIGGER_START:
 839	case SNDRV_PCM_TRIGGER_STOP:
 840	{
 841		unsigned int what = 0;
 842		struct snd_pcm_substream *s;
 843		snd_pcm_group_for_each_entry(s, substream) {
 844			if (s == ensoniq->playback1_substream) {
 845				what |= ES_DAC1_EN;
 846				snd_pcm_trigger_done(s, substream);
 847			} else if (s == ensoniq->playback2_substream) {
 848				what |= ES_DAC2_EN;
 849				snd_pcm_trigger_done(s, substream);
 850			} else if (s == ensoniq->capture_substream) {
 851				what |= ES_ADC_EN;
 852				snd_pcm_trigger_done(s, substream);
 853			}
 854		}
 855		spin_lock(&ensoniq->reg_lock);
 856		if (cmd == SNDRV_PCM_TRIGGER_START)
 857			ensoniq->ctrl |= what;
 858		else
 859			ensoniq->ctrl &= ~what;
 860		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 861		spin_unlock(&ensoniq->reg_lock);
 862		break;
 863	}
 864	default:
 865		return -EINVAL;
 866	}
 867	return 0;
 868}
 869
 870/*
 871 *  PCM part
 872 */
 873
 874static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
 875				 struct snd_pcm_hw_params *hw_params)
 876{
 877	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 878}
 879
 880static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
 881{
 882	return snd_pcm_lib_free_pages(substream);
 883}
 884
 885static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 886{
 887	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 888	struct snd_pcm_runtime *runtime = substream->runtime;
 889	unsigned int mode = 0;
 890
 891	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 892	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 893	if (snd_pcm_format_width(runtime->format) == 16)
 894		mode |= 0x02;
 895	if (runtime->channels > 1)
 896		mode |= 0x01;
 897	spin_lock_irq(&ensoniq->reg_lock);
 898	ensoniq->ctrl &= ~ES_DAC1_EN;
 899#ifdef CHIP1371
 900	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 901	if (runtime->rate == 48000)
 902		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 903	else
 904		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 905#endif
 906	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 907	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 908	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 909	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 910	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 911	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 912	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 913	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 914	     ES_REG(ensoniq, DAC1_COUNT));
 915#ifdef CHIP1370
 916	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 917	switch (runtime->rate) {
 918	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 919	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 920	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 921	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 922	default: snd_BUG();
 923	}
 924#endif
 925	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 926	spin_unlock_irq(&ensoniq->reg_lock);
 927#ifndef CHIP1370
 928	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 929#endif
 930	return 0;
 931}
 932
 933static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 934{
 935	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 936	struct snd_pcm_runtime *runtime = substream->runtime;
 937	unsigned int mode = 0;
 938
 939	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 940	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 941	if (snd_pcm_format_width(runtime->format) == 16)
 942		mode |= 0x02;
 943	if (runtime->channels > 1)
 944		mode |= 0x01;
 945	spin_lock_irq(&ensoniq->reg_lock);
 946	ensoniq->ctrl &= ~ES_DAC2_EN;
 947	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 948	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 949	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 950	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 951	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 952			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 953	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 954			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 955	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 956	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 957	     ES_REG(ensoniq, DAC2_COUNT));
 958#ifdef CHIP1370
 959	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 960		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 961		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 962		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 963	}
 964#endif
 965	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 966	spin_unlock_irq(&ensoniq->reg_lock);
 967#ifndef CHIP1370
 968	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 969#endif
 970	return 0;
 971}
 972
 973static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 974{
 975	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 976	struct snd_pcm_runtime *runtime = substream->runtime;
 977	unsigned int mode = 0;
 978
 979	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 980	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 981	if (snd_pcm_format_width(runtime->format) == 16)
 982		mode |= 0x02;
 983	if (runtime->channels > 1)
 984		mode |= 0x01;
 985	spin_lock_irq(&ensoniq->reg_lock);
 986	ensoniq->ctrl &= ~ES_ADC_EN;
 987	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 988	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 989	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 990	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 991	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 992	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 993	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 994	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 995	     ES_REG(ensoniq, ADC_COUNT));
 996#ifdef CHIP1370
 997	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 998		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 999		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
1000		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
1001	}
1002#endif
1003	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1004	spin_unlock_irq(&ensoniq->reg_lock);
1005#ifndef CHIP1370
1006	snd_es1371_adc_rate(ensoniq, runtime->rate);
1007#endif
1008	return 0;
1009}
1010
1011static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1012{
1013	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1014	size_t ptr;
1015
1016	spin_lock(&ensoniq->reg_lock);
1017	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1018		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1019		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1020		ptr = bytes_to_frames(substream->runtime, ptr);
1021	} else {
1022		ptr = 0;
1023	}
1024	spin_unlock(&ensoniq->reg_lock);
1025	return ptr;
1026}
1027
1028static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1029{
1030	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1031	size_t ptr;
1032
1033	spin_lock(&ensoniq->reg_lock);
1034	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1035		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1036		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1037		ptr = bytes_to_frames(substream->runtime, ptr);
1038	} else {
1039		ptr = 0;
1040	}
1041	spin_unlock(&ensoniq->reg_lock);
1042	return ptr;
1043}
1044
1045static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1046{
1047	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1048	size_t ptr;
1049
1050	spin_lock(&ensoniq->reg_lock);
1051	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1052		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1053		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1054		ptr = bytes_to_frames(substream->runtime, ptr);
1055	} else {
1056		ptr = 0;
1057	}
1058	spin_unlock(&ensoniq->reg_lock);
1059	return ptr;
1060}
1061
1062static struct snd_pcm_hardware snd_ensoniq_playback1 =
1063{
1064	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1065				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1066				 SNDRV_PCM_INFO_MMAP_VALID |
1067				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1068	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1069	.rates =
1070#ifndef CHIP1370
1071				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1072#else
1073				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1074				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1075				 SNDRV_PCM_RATE_44100),
1076#endif
1077	.rate_min =		4000,
1078	.rate_max =		48000,
1079	.channels_min =		1,
1080	.channels_max =		2,
1081	.buffer_bytes_max =	(128*1024),
1082	.period_bytes_min =	64,
1083	.period_bytes_max =	(128*1024),
1084	.periods_min =		1,
1085	.periods_max =		1024,
1086	.fifo_size =		0,
1087};
1088
1089static struct snd_pcm_hardware snd_ensoniq_playback2 =
1090{
1091	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1092				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1093				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1094				 SNDRV_PCM_INFO_SYNC_START),
1095	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1096	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1097	.rate_min =		4000,
1098	.rate_max =		48000,
1099	.channels_min =		1,
1100	.channels_max =		2,
1101	.buffer_bytes_max =	(128*1024),
1102	.period_bytes_min =	64,
1103	.period_bytes_max =	(128*1024),
1104	.periods_min =		1,
1105	.periods_max =		1024,
1106	.fifo_size =		0,
1107};
1108
1109static struct snd_pcm_hardware snd_ensoniq_capture =
1110{
1111	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1112				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1113				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1114	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1115	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1116	.rate_min =		4000,
1117	.rate_max =		48000,
1118	.channels_min =		1,
1119	.channels_max =		2,
1120	.buffer_bytes_max =	(128*1024),
1121	.period_bytes_min =	64,
1122	.period_bytes_max =	(128*1024),
1123	.periods_min =		1,
1124	.periods_max =		1024,
1125	.fifo_size =		0,
1126};
1127
1128static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1129{
1130	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1131	struct snd_pcm_runtime *runtime = substream->runtime;
1132
1133	ensoniq->mode |= ES_MODE_PLAY1;
1134	ensoniq->playback1_substream = substream;
1135	runtime->hw = snd_ensoniq_playback1;
1136	snd_pcm_set_sync(substream);
1137	spin_lock_irq(&ensoniq->reg_lock);
1138	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1139		ensoniq->spdif_stream = ensoniq->spdif_default;
1140	spin_unlock_irq(&ensoniq->reg_lock);
1141#ifdef CHIP1370
1142	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1143				   &snd_es1370_hw_constraints_rates);
1144#else
1145	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1146				      &snd_es1371_hw_constraints_dac_clock);
1147#endif
1148	return 0;
1149}
1150
1151static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1152{
1153	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1154	struct snd_pcm_runtime *runtime = substream->runtime;
1155
1156	ensoniq->mode |= ES_MODE_PLAY2;
1157	ensoniq->playback2_substream = substream;
1158	runtime->hw = snd_ensoniq_playback2;
1159	snd_pcm_set_sync(substream);
1160	spin_lock_irq(&ensoniq->reg_lock);
1161	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1162		ensoniq->spdif_stream = ensoniq->spdif_default;
1163	spin_unlock_irq(&ensoniq->reg_lock);
1164#ifdef CHIP1370
1165	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1166				      &snd_es1370_hw_constraints_clock);
1167#else
1168	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1169				      &snd_es1371_hw_constraints_dac_clock);
1170#endif
1171	return 0;
1172}
1173
1174static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1175{
1176	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1177	struct snd_pcm_runtime *runtime = substream->runtime;
1178
1179	ensoniq->mode |= ES_MODE_CAPTURE;
1180	ensoniq->capture_substream = substream;
1181	runtime->hw = snd_ensoniq_capture;
1182	snd_pcm_set_sync(substream);
1183#ifdef CHIP1370
1184	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1185				      &snd_es1370_hw_constraints_clock);
1186#else
1187	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1188				      &snd_es1371_hw_constraints_adc_clock);
1189#endif
1190	return 0;
1191}
1192
1193static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1194{
1195	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1196
1197	ensoniq->playback1_substream = NULL;
1198	ensoniq->mode &= ~ES_MODE_PLAY1;
1199	return 0;
1200}
1201
1202static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1203{
1204	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1205
1206	ensoniq->playback2_substream = NULL;
1207	spin_lock_irq(&ensoniq->reg_lock);
1208#ifdef CHIP1370
1209	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1210#endif
1211	ensoniq->mode &= ~ES_MODE_PLAY2;
1212	spin_unlock_irq(&ensoniq->reg_lock);
1213	return 0;
1214}
1215
1216static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1217{
1218	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1219
1220	ensoniq->capture_substream = NULL;
1221	spin_lock_irq(&ensoniq->reg_lock);
1222#ifdef CHIP1370
1223	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1224#endif
1225	ensoniq->mode &= ~ES_MODE_CAPTURE;
1226	spin_unlock_irq(&ensoniq->reg_lock);
1227	return 0;
1228}
1229
1230static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1231	.open =		snd_ensoniq_playback1_open,
1232	.close =	snd_ensoniq_playback1_close,
1233	.ioctl =	snd_pcm_lib_ioctl,
1234	.hw_params =	snd_ensoniq_hw_params,
1235	.hw_free =	snd_ensoniq_hw_free,
1236	.prepare =	snd_ensoniq_playback1_prepare,
1237	.trigger =	snd_ensoniq_trigger,
1238	.pointer =	snd_ensoniq_playback1_pointer,
1239};
1240
1241static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1242	.open =		snd_ensoniq_playback2_open,
1243	.close =	snd_ensoniq_playback2_close,
1244	.ioctl =	snd_pcm_lib_ioctl,
1245	.hw_params =	snd_ensoniq_hw_params,
1246	.hw_free =	snd_ensoniq_hw_free,
1247	.prepare =	snd_ensoniq_playback2_prepare,
1248	.trigger =	snd_ensoniq_trigger,
1249	.pointer =	snd_ensoniq_playback2_pointer,
1250};
1251
1252static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1253	.open =		snd_ensoniq_capture_open,
1254	.close =	snd_ensoniq_capture_close,
1255	.ioctl =	snd_pcm_lib_ioctl,
1256	.hw_params =	snd_ensoniq_hw_params,
1257	.hw_free =	snd_ensoniq_hw_free,
1258	.prepare =	snd_ensoniq_capture_prepare,
1259	.trigger =	snd_ensoniq_trigger,
1260	.pointer =	snd_ensoniq_capture_pointer,
1261};
1262
1263static const struct snd_pcm_chmap_elem surround_map[] = {
1264	{ .channels = 1,
1265	  .map = { SNDRV_CHMAP_MONO } },
1266	{ .channels = 2,
1267	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1268	{ }
1269};
1270
1271static int snd_ensoniq_pcm(struct ensoniq *ensoniq, int device,
1272			   struct snd_pcm **rpcm)
1273{
1274	struct snd_pcm *pcm;
1275	int err;
1276
1277	if (rpcm)
1278		*rpcm = NULL;
1279	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/1", device, 1, 1, &pcm);
1280	if (err < 0)
1281		return err;
1282
1283#ifdef CHIP1370
1284	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1285#else
1286	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1287#endif
1288	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1289
1290	pcm->private_data = ensoniq;
1291	pcm->info_flags = 0;
1292	strcpy(pcm->name, CHIP_NAME " DAC2/ADC");
1293	ensoniq->pcm1 = pcm;
1294
1295	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1296					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1297
1298#ifdef CHIP1370
1299	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1300				     surround_map, 2, 0, NULL);
1301#else
1302	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1303				     snd_pcm_std_chmaps, 2, 0, NULL);
1304#endif
1305	if (err < 0)
1306		return err;
1307
1308	if (rpcm)
1309		*rpcm = pcm;
1310	return 0;
1311}
1312
1313static int snd_ensoniq_pcm2(struct ensoniq *ensoniq, int device,
1314			    struct snd_pcm **rpcm)
1315{
1316	struct snd_pcm *pcm;
1317	int err;
1318
1319	if (rpcm)
1320		*rpcm = NULL;
1321	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/2", device, 1, 0, &pcm);
1322	if (err < 0)
1323		return err;
1324
1325#ifdef CHIP1370
1326	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1327#else
1328	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1329#endif
1330	pcm->private_data = ensoniq;
1331	pcm->info_flags = 0;
1332	strcpy(pcm->name, CHIP_NAME " DAC1");
1333	ensoniq->pcm2 = pcm;
1334
1335	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1336					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1337
1338#ifdef CHIP1370
1339	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1340				     snd_pcm_std_chmaps, 2, 0, NULL);
1341#else
1342	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1343				     surround_map, 2, 0, NULL);
1344#endif
1345	if (err < 0)
1346		return err;
1347
1348	if (rpcm)
1349		*rpcm = pcm;
1350	return 0;
1351}
1352
1353/*
1354 *  Mixer section
1355 */
1356
1357/*
1358 * ENS1371 mixer (including SPDIF interface)
1359 */
1360#ifdef CHIP1371
1361static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1362				  struct snd_ctl_elem_info *uinfo)
1363{
1364	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1365	uinfo->count = 1;
1366	return 0;
1367}
1368
1369static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1370                                         struct snd_ctl_elem_value *ucontrol)
1371{
1372	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1373	spin_lock_irq(&ensoniq->reg_lock);
1374	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1375	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1376	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1377	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1378	spin_unlock_irq(&ensoniq->reg_lock);
1379	return 0;
1380}
1381
1382static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1383                                         struct snd_ctl_elem_value *ucontrol)
1384{
1385	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1386	unsigned int val;
1387	int change;
1388
1389	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1390	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1391	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1392	      ((u32)ucontrol->value.iec958.status[3] << 24);
1393	spin_lock_irq(&ensoniq->reg_lock);
1394	change = ensoniq->spdif_default != val;
1395	ensoniq->spdif_default = val;
1396	if (change && ensoniq->playback1_substream == NULL &&
1397	    ensoniq->playback2_substream == NULL)
1398		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1399	spin_unlock_irq(&ensoniq->reg_lock);
1400	return change;
1401}
1402
1403static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1404				      struct snd_ctl_elem_value *ucontrol)
1405{
1406	ucontrol->value.iec958.status[0] = 0xff;
1407	ucontrol->value.iec958.status[1] = 0xff;
1408	ucontrol->value.iec958.status[2] = 0xff;
1409	ucontrol->value.iec958.status[3] = 0xff;
1410	return 0;
1411}
1412
1413static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1414					struct snd_ctl_elem_value *ucontrol)
1415{
1416	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1417	spin_lock_irq(&ensoniq->reg_lock);
1418	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1419	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1420	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1421	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1422	spin_unlock_irq(&ensoniq->reg_lock);
1423	return 0;
1424}
1425
1426static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1427                                        struct snd_ctl_elem_value *ucontrol)
1428{
1429	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1430	unsigned int val;
1431	int change;
1432
1433	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1434	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1435	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1436	      ((u32)ucontrol->value.iec958.status[3] << 24);
1437	spin_lock_irq(&ensoniq->reg_lock);
1438	change = ensoniq->spdif_stream != val;
1439	ensoniq->spdif_stream = val;
1440	if (change && (ensoniq->playback1_substream != NULL ||
1441		       ensoniq->playback2_substream != NULL))
1442		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1443	spin_unlock_irq(&ensoniq->reg_lock);
1444	return change;
1445}
1446
1447#define ES1371_SPDIF(xname) \
1448{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1449  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1450
1451#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1452
1453static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1454				struct snd_ctl_elem_value *ucontrol)
1455{
1456	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1457	
1458	spin_lock_irq(&ensoniq->reg_lock);
1459	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1460	spin_unlock_irq(&ensoniq->reg_lock);
1461	return 0;
1462}
1463
1464static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1465				struct snd_ctl_elem_value *ucontrol)
1466{
1467	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1468	unsigned int nval1, nval2;
1469	int change;
1470	
1471	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1472	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1473	spin_lock_irq(&ensoniq->reg_lock);
1474	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1475	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1476	ensoniq->ctrl |= nval1;
1477	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1478	ensoniq->cssr |= nval2;
1479	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1480	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1481	spin_unlock_irq(&ensoniq->reg_lock);
1482	return change;
1483}
1484
1485
1486/* spdif controls */
1487static struct snd_kcontrol_new snd_es1371_mixer_spdif[] = {
1488	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1489	{
1490		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1491		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1492		.info =		snd_ens1373_spdif_info,
1493		.get =		snd_ens1373_spdif_default_get,
1494		.put =		snd_ens1373_spdif_default_put,
1495	},
1496	{
1497		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1498		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1499		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1500		.info =		snd_ens1373_spdif_info,
1501		.get =		snd_ens1373_spdif_mask_get
1502	},
1503	{
1504		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1505		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1506		.info =		snd_ens1373_spdif_info,
1507		.get =		snd_ens1373_spdif_stream_get,
1508		.put =		snd_ens1373_spdif_stream_put
1509	},
1510};
1511
1512
1513#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1514
1515static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1516			       struct snd_ctl_elem_value *ucontrol)
1517{
1518	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1519	int val = 0;
1520	
1521	spin_lock_irq(&ensoniq->reg_lock);
1522	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1523			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1524	    	val = 1;
1525	ucontrol->value.integer.value[0] = val;
1526	spin_unlock_irq(&ensoniq->reg_lock);
1527	return 0;
1528}
1529
1530static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1531			       struct snd_ctl_elem_value *ucontrol)
1532{
1533	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1534	unsigned int nval1;
1535	int change;
1536	
1537	nval1 = ucontrol->value.integer.value[0] ?
1538		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1539	spin_lock_irq(&ensoniq->reg_lock);
1540	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1541				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1542	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1543	ensoniq->cssr |= nval1;
1544	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1545	spin_unlock_irq(&ensoniq->reg_lock);
1546	return change;
1547}
1548
1549static struct snd_kcontrol_new snd_ens1373_rear =
1550{
1551	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1552	.name =		"AC97 2ch->4ch Copy Switch",
1553	.info =		snd_es1373_rear_info,
1554	.get =		snd_es1373_rear_get,
1555	.put =		snd_es1373_rear_put,
1556};
1557
1558#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1559
1560static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1561			       struct snd_ctl_elem_value *ucontrol)
1562{
1563	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1564	int val = 0;
1565	
1566	spin_lock_irq(&ensoniq->reg_lock);
1567	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1568	    	val = 1;
1569	ucontrol->value.integer.value[0] = val;
1570	spin_unlock_irq(&ensoniq->reg_lock);
1571	return 0;
1572}
1573
1574static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1575			       struct snd_ctl_elem_value *ucontrol)
1576{
1577	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1578	int changed;
1579	unsigned int ctrl;
1580	
1581	spin_lock_irq(&ensoniq->reg_lock);
1582	ctrl = ensoniq->ctrl;
1583	if (ucontrol->value.integer.value[0])
1584		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1585	else
1586		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1587	changed = (ctrl != ensoniq->ctrl);
1588	if (changed)
1589		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1590	spin_unlock_irq(&ensoniq->reg_lock);
1591	return changed;
1592}
1593
1594static struct snd_kcontrol_new snd_ens1373_line =
1595{
1596	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1597	.name =		"Line In->Rear Out Switch",
1598	.info =		snd_es1373_line_info,
1599	.get =		snd_es1373_line_get,
1600	.put =		snd_es1373_line_put,
1601};
1602
1603static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1604{
1605	struct ensoniq *ensoniq = ac97->private_data;
1606	ensoniq->u.es1371.ac97 = NULL;
1607}
1608
1609struct es1371_quirk {
1610	unsigned short vid;		/* vendor ID */
1611	unsigned short did;		/* device ID */
1612	unsigned char rev;		/* revision */
1613};
1614
1615static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1616				struct es1371_quirk *list)
1617{
1618	while (list->vid != (unsigned short)PCI_ANY_ID) {
1619		if (ensoniq->pci->vendor == list->vid &&
1620		    ensoniq->pci->device == list->did &&
1621		    ensoniq->rev == list->rev)
1622			return 1;
1623		list++;
1624	}
1625	return 0;
1626}
1627
1628static struct es1371_quirk es1371_spdif_present[] = {
1629	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1630	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1631	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1632	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1633	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1634	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1635};
1636
1637static struct snd_pci_quirk ens1373_line_quirk[] = {
1638	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1639	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1640	{ } /* end */
1641};
1642
1643static int snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1644				  int has_spdif, int has_line)
1645{
1646	struct snd_card *card = ensoniq->card;
1647	struct snd_ac97_bus *pbus;
1648	struct snd_ac97_template ac97;
1649	int err;
1650	static struct snd_ac97_bus_ops ops = {
1651		.write = snd_es1371_codec_write,
1652		.read = snd_es1371_codec_read,
1653		.wait = snd_es1371_codec_wait,
1654	};
1655
1656	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
 
1657		return err;
1658
1659	memset(&ac97, 0, sizeof(ac97));
1660	ac97.private_data = ensoniq;
1661	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1662	ac97.pci = ensoniq->pci;
1663	ac97.scaps = AC97_SCAP_AUDIO;
1664	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
 
1665		return err;
1666	if (has_spdif > 0 ||
1667	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1668		struct snd_kcontrol *kctl;
1669		int i, is_spdif = 0;
1670
1671		ensoniq->spdif_default = ensoniq->spdif_stream =
1672			SNDRV_PCM_DEFAULT_CON_SPDIF;
1673		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1674
1675		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1676			is_spdif++;
1677
1678		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1679			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1680			if (!kctl)
1681				return -ENOMEM;
1682			kctl->id.index = is_spdif;
1683			err = snd_ctl_add(card, kctl);
1684			if (err < 0)
1685				return err;
1686		}
1687	}
1688	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1689		/* mirror rear to front speakers */
1690		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1691		ensoniq->cssr |= ES_1373_REAR_BIT26;
1692		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1693		if (err < 0)
1694			return err;
1695	}
1696	if (has_line > 0 ||
1697	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1698		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1699						      ensoniq));
1700		 if (err < 0)
1701			 return err;
1702	}
1703
1704	return 0;
1705}
1706
1707#endif /* CHIP1371 */
1708
1709/* generic control callbacks for ens1370 */
1710#ifdef CHIP1370
1711#define ENSONIQ_CONTROL(xname, mask) \
1712{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1713  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1714  .private_value = mask }
1715
1716#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1717
1718static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1719				   struct snd_ctl_elem_value *ucontrol)
1720{
1721	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1722	int mask = kcontrol->private_value;
1723	
1724	spin_lock_irq(&ensoniq->reg_lock);
1725	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1726	spin_unlock_irq(&ensoniq->reg_lock);
1727	return 0;
1728}
1729
1730static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1731				   struct snd_ctl_elem_value *ucontrol)
1732{
1733	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1734	int mask = kcontrol->private_value;
1735	unsigned int nval;
1736	int change;
1737	
1738	nval = ucontrol->value.integer.value[0] ? mask : 0;
1739	spin_lock_irq(&ensoniq->reg_lock);
1740	change = (ensoniq->ctrl & mask) != nval;
1741	ensoniq->ctrl &= ~mask;
1742	ensoniq->ctrl |= nval;
1743	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1744	spin_unlock_irq(&ensoniq->reg_lock);
1745	return change;
1746}
1747
1748/*
1749 * ENS1370 mixer
1750 */
1751
1752static struct snd_kcontrol_new snd_es1370_controls[2] = {
1753ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1754ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1755};
1756
1757#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1758
1759static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1760{
1761	struct ensoniq *ensoniq = ak4531->private_data;
1762	ensoniq->u.es1370.ak4531 = NULL;
1763}
1764
1765static int snd_ensoniq_1370_mixer(struct ensoniq *ensoniq)
1766{
1767	struct snd_card *card = ensoniq->card;
1768	struct snd_ak4531 ak4531;
1769	unsigned int idx;
1770	int err;
1771
1772	/* try reset AK4531 */
1773	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1774	inw(ES_REG(ensoniq, 1370_CODEC));
1775	udelay(100);
1776	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1777	inw(ES_REG(ensoniq, 1370_CODEC));
1778	udelay(100);
1779
1780	memset(&ak4531, 0, sizeof(ak4531));
1781	ak4531.write = snd_es1370_codec_write;
1782	ak4531.private_data = ensoniq;
1783	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1784	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
 
1785		return err;
1786	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1787		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1788		if (err < 0)
1789			return err;
1790	}
1791	return 0;
1792}
1793
1794#endif /* CHIP1370 */
1795
1796#ifdef SUPPORT_JOYSTICK
1797
1798#ifdef CHIP1371
1799static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1800{
1801	switch (joystick_port[dev]) {
1802	case 0: /* disabled */
1803	case 1: /* auto-detect */
1804	case 0x200:
1805	case 0x208:
1806	case 0x210:
1807	case 0x218:
1808		return joystick_port[dev];
1809
1810	default:
1811		dev_err(ensoniq->card->dev,
1812			"invalid joystick port %#x", joystick_port[dev]);
1813		return 0;
1814	}
1815}
1816#else
1817static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1818{
1819	return joystick[dev] ? 0x200 : 0;
1820}
1821#endif
1822
1823static int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1824{
1825	struct gameport *gp;
1826	int io_port;
1827
1828	io_port = snd_ensoniq_get_joystick_port(ensoniq, dev);
1829
1830	switch (io_port) {
1831	case 0:
1832		return -ENOSYS;
1833
1834	case 1: /* auto_detect */
1835		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1836			if (request_region(io_port, 8, "ens137x: gameport"))
1837				break;
1838		if (io_port > 0x218) {
1839			dev_warn(ensoniq->card->dev,
1840				 "no gameport ports available\n");
1841			return -EBUSY;
1842		}
1843		break;
1844
1845	default:
1846		if (!request_region(io_port, 8, "ens137x: gameport")) {
1847			dev_warn(ensoniq->card->dev,
1848				 "gameport io port %#x in use\n",
1849			       io_port);
1850			return -EBUSY;
1851		}
1852		break;
1853	}
1854
1855	ensoniq->gameport = gp = gameport_allocate_port();
1856	if (!gp) {
1857		dev_err(ensoniq->card->dev,
1858			"cannot allocate memory for gameport\n");
1859		release_region(io_port, 8);
1860		return -ENOMEM;
1861	}
1862
1863	gameport_set_name(gp, "ES137x");
1864	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1865	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1866	gp->io = io_port;
1867
1868	ensoniq->ctrl |= ES_JYSTK_EN;
1869#ifdef CHIP1371
1870	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1871	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1872#endif
1873	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1874
1875	gameport_register_port(ensoniq->gameport);
1876
1877	return 0;
1878}
1879
1880static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1881{
1882	if (ensoniq->gameport) {
1883		int port = ensoniq->gameport->io;
1884
1885		gameport_unregister_port(ensoniq->gameport);
1886		ensoniq->gameport = NULL;
1887		ensoniq->ctrl &= ~ES_JYSTK_EN;
1888		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1889		release_region(port, 8);
1890	}
1891}
1892#else
1893static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1894static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1895#endif /* SUPPORT_JOYSTICK */
1896
1897/*
1898
1899 */
1900
1901static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1902				  struct snd_info_buffer *buffer)
1903{
1904	struct ensoniq *ensoniq = entry->private_data;
1905
1906	snd_iprintf(buffer, "Ensoniq AudioPCI " CHIP_NAME "\n\n");
1907	snd_iprintf(buffer, "Joystick enable  : %s\n",
1908		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1909#ifdef CHIP1370
1910	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1911		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1912	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1913		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1914#else
1915	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1916		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1917#endif
1918}
1919
1920static void snd_ensoniq_proc_init(struct ensoniq *ensoniq)
1921{
1922	struct snd_info_entry *entry;
1923
1924	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1925		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1926}
1927
1928/*
1929
1930 */
1931
1932static int snd_ensoniq_free(struct ensoniq *ensoniq)
1933{
1934	snd_ensoniq_free_gameport(ensoniq);
1935	if (ensoniq->irq < 0)
1936		goto __hw_end;
1937#ifdef CHIP1370
1938	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1939	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1940#else
1941	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1942	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1943#endif
1944	if (ensoniq->irq >= 0)
1945		synchronize_irq(ensoniq->irq);
1946	pci_set_power_state(ensoniq->pci, PCI_D3hot);
1947      __hw_end:
1948#ifdef CHIP1370
1949	if (ensoniq->dma_bug.area)
1950		snd_dma_free_pages(&ensoniq->dma_bug);
1951#endif
1952	if (ensoniq->irq >= 0)
1953		free_irq(ensoniq->irq, ensoniq);
1954	pci_release_regions(ensoniq->pci);
1955	pci_disable_device(ensoniq->pci);
1956	kfree(ensoniq);
1957	return 0;
1958}
1959
1960static int snd_ensoniq_dev_free(struct snd_device *device)
1961{
1962	struct ensoniq *ensoniq = device->device_data;
1963	return snd_ensoniq_free(ensoniq);
1964}
1965
1966#ifdef CHIP1371
1967static struct snd_pci_quirk es1371_amplifier_hack[] = {
1968	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1969	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1970	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1971	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1972	{ } /* end */
1973};
1974
1975static struct es1371_quirk es1371_ac97_reset_hack[] = {
1976	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1977	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1978	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1979	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1980	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1981	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1982};
1983#endif
1984
1985static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1986{
1987#ifdef CHIP1371
1988	int idx;
1989#endif
1990	/* this code was part of snd_ensoniq_create before intruduction
1991	  * of suspend/resume
1992	  */
1993#ifdef CHIP1370
1994	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1995	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1996	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1997	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1998	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1999#else
2000	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2001	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2002	outl(0, ES_REG(ensoniq, 1371_LEGACY));
2003	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
2004	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2005	    /* need to delay around 20ms(bleech) to give
2006	       some CODECs enough time to wakeup */
2007	    msleep(20);
2008	}
2009	/* AC'97 warm reset to start the bitclk */
2010	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
2011	inl(ES_REG(ensoniq, CONTROL));
2012	udelay(20);
2013	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2014	/* Init the sample rate converter */
2015	snd_es1371_wait_src_ready(ensoniq);	
2016	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2017	for (idx = 0; idx < 0x80; idx++)
2018		snd_es1371_src_write(ensoniq, idx, 0);
2019	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2020	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2021	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2022	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2023	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2024	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2025	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2026	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2027	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2028	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2029	snd_es1371_adc_rate(ensoniq, 22050);
2030	snd_es1371_dac1_rate(ensoniq, 22050);
2031	snd_es1371_dac2_rate(ensoniq, 22050);
2032	/* WARNING:
2033	 * enabling the sample rate converter without properly programming
2034	 * its parameters causes the chip to lock up (the SRC busy bit will
2035	 * be stuck high, and I've found no way to rectify this other than
2036	 * power cycle) - Thomas Sailer
2037	 */
2038	snd_es1371_wait_src_ready(ensoniq);
2039	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2040	/* try reset codec directly */
2041	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2042#endif
2043	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2044	outb(0x00, ES_REG(ensoniq, UART_RES));
2045	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2046	synchronize_irq(ensoniq->irq);
2047}
2048
2049#ifdef CONFIG_PM_SLEEP
2050static int snd_ensoniq_suspend(struct device *dev)
2051{
2052	struct pci_dev *pci = to_pci_dev(dev);
2053	struct snd_card *card = dev_get_drvdata(dev);
2054	struct ensoniq *ensoniq = card->private_data;
2055	
2056	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2057
2058	snd_pcm_suspend_all(ensoniq->pcm1);
2059	snd_pcm_suspend_all(ensoniq->pcm2);
2060	
2061#ifdef CHIP1371	
2062	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2063#else
2064	/* try to reset AK4531 */
2065	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2066	inw(ES_REG(ensoniq, 1370_CODEC));
2067	udelay(100);
2068	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2069	inw(ES_REG(ensoniq, 1370_CODEC));
2070	udelay(100);
2071	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2072#endif	
2073
2074	pci_disable_device(pci);
2075	pci_save_state(pci);
2076	pci_set_power_state(pci, PCI_D3hot);
2077	return 0;
2078}
2079
2080static int snd_ensoniq_resume(struct device *dev)
2081{
2082	struct pci_dev *pci = to_pci_dev(dev);
2083	struct snd_card *card = dev_get_drvdata(dev);
2084	struct ensoniq *ensoniq = card->private_data;
2085
2086	pci_set_power_state(pci, PCI_D0);
2087	pci_restore_state(pci);
2088	if (pci_enable_device(pci) < 0) {
2089		dev_err(dev, "pci_enable_device failed, disabling device\n");
2090		snd_card_disconnect(card);
2091		return -EIO;
2092	}
2093	pci_set_master(pci);
2094
2095	snd_ensoniq_chip_init(ensoniq);
2096
2097#ifdef CHIP1371	
2098	snd_ac97_resume(ensoniq->u.es1371.ac97);
2099#else
2100	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2101#endif	
2102	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2103	return 0;
2104}
2105
2106static SIMPLE_DEV_PM_OPS(snd_ensoniq_pm, snd_ensoniq_suspend, snd_ensoniq_resume);
2107#define SND_ENSONIQ_PM_OPS	&snd_ensoniq_pm
2108#else
2109#define SND_ENSONIQ_PM_OPS	NULL
2110#endif /* CONFIG_PM_SLEEP */
2111
2112static int snd_ensoniq_create(struct snd_card *card,
2113			      struct pci_dev *pci,
2114			      struct ensoniq **rensoniq)
2115{
2116	struct ensoniq *ensoniq;
2117	int err;
2118	static struct snd_device_ops ops = {
2119		.dev_free =	snd_ensoniq_dev_free,
2120	};
2121
2122	*rensoniq = NULL;
2123	if ((err = pci_enable_device(pci)) < 0)
 
2124		return err;
2125	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2126	if (ensoniq == NULL) {
2127		pci_disable_device(pci);
2128		return -ENOMEM;
2129	}
2130	spin_lock_init(&ensoniq->reg_lock);
2131	mutex_init(&ensoniq->src_mutex);
2132	ensoniq->card = card;
2133	ensoniq->pci = pci;
2134	ensoniq->irq = -1;
2135	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
 
2136		kfree(ensoniq);
2137		pci_disable_device(pci);
2138		return err;
2139	}
2140	ensoniq->port = pci_resource_start(pci, 0);
2141	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2142			KBUILD_MODNAME, ensoniq)) {
2143		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2144		snd_ensoniq_free(ensoniq);
2145		return -EBUSY;
2146	}
2147	ensoniq->irq = pci->irq;
 
2148#ifdef CHIP1370
2149	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2150				16, &ensoniq->dma_bug) < 0) {
2151		dev_err(card->dev, "unable to allocate space for phantom area - dma_bug\n");
2152		snd_ensoniq_free(ensoniq);
2153		return -EBUSY;
2154	}
2155#endif
2156	pci_set_master(pci);
2157	ensoniq->rev = pci->revision;
2158#ifdef CHIP1370
2159#if 0
2160	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2161		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2162#else	/* get microphone working */
2163	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2164#endif
2165	ensoniq->sctrl = 0;
2166#else
2167	ensoniq->ctrl = 0;
2168	ensoniq->sctrl = 0;
2169	ensoniq->cssr = 0;
2170	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2171		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2172
2173	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2174		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2175#endif
2176
2177	snd_ensoniq_chip_init(ensoniq);
2178
2179	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
 
2180		snd_ensoniq_free(ensoniq);
2181		return err;
2182	}
2183
2184	snd_ensoniq_proc_init(ensoniq);
2185
2186	*rensoniq = ensoniq;
2187	return 0;
2188}
2189
2190/*
2191 *  MIDI section
2192 */
2193
2194static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2195{
2196	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2197	unsigned char status, mask, byte;
2198
2199	if (rmidi == NULL)
2200		return;
2201	/* do Rx at first */
2202	spin_lock(&ensoniq->reg_lock);
2203	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2204	while (mask) {
2205		status = inb(ES_REG(ensoniq, UART_STATUS));
2206		if ((status & mask) == 0)
2207			break;
2208		byte = inb(ES_REG(ensoniq, UART_DATA));
2209		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2210	}
2211	spin_unlock(&ensoniq->reg_lock);
2212
2213	/* do Tx at second */
2214	spin_lock(&ensoniq->reg_lock);
2215	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2216	while (mask) {
2217		status = inb(ES_REG(ensoniq, UART_STATUS));
2218		if ((status & mask) == 0)
2219			break;
2220		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2221			ensoniq->uartc &= ~ES_TXINTENM;
2222			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2223			mask &= ~ES_TXRDY;
2224		} else {
2225			outb(byte, ES_REG(ensoniq, UART_DATA));
2226		}
2227	}
2228	spin_unlock(&ensoniq->reg_lock);
2229}
2230
2231static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2232{
2233	struct ensoniq *ensoniq = substream->rmidi->private_data;
2234
2235	spin_lock_irq(&ensoniq->reg_lock);
2236	ensoniq->uartm |= ES_MODE_INPUT;
2237	ensoniq->midi_input = substream;
2238	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2239		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2240		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2241		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2242	}
2243	spin_unlock_irq(&ensoniq->reg_lock);
2244	return 0;
2245}
2246
2247static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2248{
2249	struct ensoniq *ensoniq = substream->rmidi->private_data;
2250
2251	spin_lock_irq(&ensoniq->reg_lock);
2252	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2253		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2254		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2255	} else {
2256		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2257	}
2258	ensoniq->midi_input = NULL;
2259	ensoniq->uartm &= ~ES_MODE_INPUT;
2260	spin_unlock_irq(&ensoniq->reg_lock);
2261	return 0;
2262}
2263
2264static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2265{
2266	struct ensoniq *ensoniq = substream->rmidi->private_data;
2267
2268	spin_lock_irq(&ensoniq->reg_lock);
2269	ensoniq->uartm |= ES_MODE_OUTPUT;
2270	ensoniq->midi_output = substream;
2271	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2272		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2273		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2274		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2275	}
2276	spin_unlock_irq(&ensoniq->reg_lock);
2277	return 0;
2278}
2279
2280static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2281{
2282	struct ensoniq *ensoniq = substream->rmidi->private_data;
2283
2284	spin_lock_irq(&ensoniq->reg_lock);
2285	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2286		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2287		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2288	} else {
2289		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2290	}
2291	ensoniq->midi_output = NULL;
2292	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2293	spin_unlock_irq(&ensoniq->reg_lock);
2294	return 0;
2295}
2296
2297static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2298{
2299	unsigned long flags;
2300	struct ensoniq *ensoniq = substream->rmidi->private_data;
2301	int idx;
2302
2303	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2304	if (up) {
2305		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2306			/* empty input FIFO */
2307			for (idx = 0; idx < 32; idx++)
2308				inb(ES_REG(ensoniq, UART_DATA));
2309			ensoniq->uartc |= ES_RXINTEN;
2310			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2311		}
2312	} else {
2313		if (ensoniq->uartc & ES_RXINTEN) {
2314			ensoniq->uartc &= ~ES_RXINTEN;
2315			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2316		}
2317	}
2318	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2319}
2320
2321static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2322{
2323	unsigned long flags;
2324	struct ensoniq *ensoniq = substream->rmidi->private_data;
2325	unsigned char byte;
2326
2327	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2328	if (up) {
2329		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2330			ensoniq->uartc |= ES_TXINTENO(1);
2331			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2332			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2333			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2334				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2335					ensoniq->uartc &= ~ES_TXINTENM;
2336				} else {
2337					outb(byte, ES_REG(ensoniq, UART_DATA));
2338				}
2339			}
2340			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2341		}
2342	} else {
2343		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2344			ensoniq->uartc &= ~ES_TXINTENM;
2345			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2346		}
2347	}
2348	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2349}
2350
2351static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2352{
2353	.open =		snd_ensoniq_midi_output_open,
2354	.close =	snd_ensoniq_midi_output_close,
2355	.trigger =	snd_ensoniq_midi_output_trigger,
2356};
2357
2358static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2359{
2360	.open =		snd_ensoniq_midi_input_open,
2361	.close =	snd_ensoniq_midi_input_close,
2362	.trigger =	snd_ensoniq_midi_input_trigger,
2363};
2364
2365static int snd_ensoniq_midi(struct ensoniq *ensoniq, int device,
2366			    struct snd_rawmidi **rrawmidi)
2367{
2368	struct snd_rawmidi *rmidi;
2369	int err;
2370
2371	if (rrawmidi)
2372		*rrawmidi = NULL;
2373	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2374		return err;
2375	strcpy(rmidi->name, CHIP_NAME);
2376	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2377	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2378	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2379		SNDRV_RAWMIDI_INFO_DUPLEX;
2380	rmidi->private_data = ensoniq;
2381	ensoniq->rmidi = rmidi;
2382	if (rrawmidi)
2383		*rrawmidi = rmidi;
2384	return 0;
2385}
2386
2387/*
2388 *  Interrupt handler
2389 */
2390
2391static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2392{
2393	struct ensoniq *ensoniq = dev_id;
2394	unsigned int status, sctrl;
2395
2396	if (ensoniq == NULL)
2397		return IRQ_NONE;
2398
2399	status = inl(ES_REG(ensoniq, STATUS));
2400	if (!(status & ES_INTR))
2401		return IRQ_NONE;
2402
2403	spin_lock(&ensoniq->reg_lock);
2404	sctrl = ensoniq->sctrl;
2405	if (status & ES_DAC1)
2406		sctrl &= ~ES_P1_INT_EN;
2407	if (status & ES_DAC2)
2408		sctrl &= ~ES_P2_INT_EN;
2409	if (status & ES_ADC)
2410		sctrl &= ~ES_R1_INT_EN;
2411	outl(sctrl, ES_REG(ensoniq, SERIAL));
2412	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2413	spin_unlock(&ensoniq->reg_lock);
2414
2415	if (status & ES_UART)
2416		snd_ensoniq_midi_interrupt(ensoniq);
2417	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2418		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2419	if ((status & ES_ADC) && ensoniq->capture_substream)
2420		snd_pcm_period_elapsed(ensoniq->capture_substream);
2421	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2422		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2423	return IRQ_HANDLED;
2424}
2425
2426static int snd_audiopci_probe(struct pci_dev *pci,
2427			      const struct pci_device_id *pci_id)
2428{
2429	static int dev;
2430	struct snd_card *card;
2431	struct ensoniq *ensoniq;
2432	int err, pcm_devs[2];
2433
2434	if (dev >= SNDRV_CARDS)
2435		return -ENODEV;
2436	if (!enable[dev]) {
2437		dev++;
2438		return -ENOENT;
2439	}
2440
2441	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2442			   0, &card);
2443	if (err < 0)
2444		return err;
2445
2446	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
 
2447		snd_card_free(card);
2448		return err;
2449	}
2450	card->private_data = ensoniq;
2451
2452	pcm_devs[0] = 0; pcm_devs[1] = 1;
2453#ifdef CHIP1370
2454	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
 
2455		snd_card_free(card);
2456		return err;
2457	}
2458#endif
2459#ifdef CHIP1371
2460	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
 
2461		snd_card_free(card);
2462		return err;
2463	}
2464#endif
2465	if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
 
2466		snd_card_free(card);
2467		return err;
2468	}
2469	if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
 
2470		snd_card_free(card);
2471		return err;
2472	}
2473	if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
 
2474		snd_card_free(card);
2475		return err;
2476	}
2477
2478	snd_ensoniq_create_gameport(ensoniq, dev);
2479
2480	strcpy(card->driver, DRIVER_NAME);
2481
2482	strcpy(card->shortname, "Ensoniq AudioPCI");
2483	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2484		card->shortname,
2485		card->driver,
2486		ensoniq->port,
2487		ensoniq->irq);
2488
2489	if ((err = snd_card_register(card)) < 0) {
 
2490		snd_card_free(card);
2491		return err;
2492	}
2493
2494	pci_set_drvdata(pci, card);
2495	dev++;
2496	return 0;
2497}
2498
2499static void snd_audiopci_remove(struct pci_dev *pci)
2500{
2501	snd_card_free(pci_get_drvdata(pci));
2502}
2503
2504static struct pci_driver ens137x_driver = {
2505	.name = KBUILD_MODNAME,
2506	.id_table = snd_audiopci_ids,
2507	.probe = snd_audiopci_probe,
2508	.remove = snd_audiopci_remove,
2509	.driver = {
2510		.pm = SND_ENSONIQ_PM_OPS,
2511	},
2512};
2513	
2514module_pci_driver(ens137x_driver);
v5.14.15
   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");
 
 
  55#endif
  56#ifdef CHIP1371
  57MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
 
 
 
 
 
 
  58#endif
  59
  60#if IS_REACHABLE(CONFIG_GAMEPORT)
  61#define SUPPORT_JOYSTICK
  62#endif
  63
  64static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  65static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  66static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  67#ifdef SUPPORT_JOYSTICK
  68#ifdef CHIP1371
  69static int joystick_port[SNDRV_CARDS];
  70#else
  71static bool joystick[SNDRV_CARDS];
  72#endif
  73#endif
  74#ifdef CHIP1371
  75static int spdif[SNDRV_CARDS];
  76static int lineio[SNDRV_CARDS];
  77#endif
  78
  79module_param_array(index, int, NULL, 0444);
  80MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
  81module_param_array(id, charp, NULL, 0444);
  82MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
  83module_param_array(enable, bool, NULL, 0444);
  84MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
  85#ifdef SUPPORT_JOYSTICK
  86#ifdef CHIP1371
  87module_param_hw_array(joystick_port, int, ioport, NULL, 0444);
  88MODULE_PARM_DESC(joystick_port, "Joystick port address.");
  89#else
  90module_param_array(joystick, bool, NULL, 0444);
  91MODULE_PARM_DESC(joystick, "Enable joystick.");
  92#endif
  93#endif /* SUPPORT_JOYSTICK */
  94#ifdef CHIP1371
  95module_param_array(spdif, int, NULL, 0444);
  96MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
  97module_param_array(lineio, int, NULL, 0444);
  98MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
  99#endif
 100
 101/* ES1371 chip ID */
 102/* This is a little confusing because all ES1371 compatible chips have the
 103   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 104   This is only significant if you want to enable features on the later parts.
 105   Yes, I know it's stupid and why didn't we use the sub IDs?
 106*/
 107#define ES1371REV_ES1373_A  0x04
 108#define ES1371REV_ES1373_B  0x06
 109#define ES1371REV_CT5880_A  0x07
 110#define CT5880REV_CT5880_C  0x02
 111#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 112#define CT5880REV_CT5880_E  0x04	/* mw */
 113#define ES1371REV_ES1371_B  0x09
 114#define EV1938REV_EV1938_A  0x00
 115#define ES1371REV_ES1373_8  0x08
 116
 117/*
 118 * Direct registers
 119 */
 120
 121#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 122
 123#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 124#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 125#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 126#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 127#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 128#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 129#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 130#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 131#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 132#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 133#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 134#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 135#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 136#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 137#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 138#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 139#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 140#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 141#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 142#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 143#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 144#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 145#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 146#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 147#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 148#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 149#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 150#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 151#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 152#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 153#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 154#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 155#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 156#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 157#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 158#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 159#define   ES_UART_EN		(1<<3)		/* UART enable */
 160#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 161#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 162#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 163#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 164#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 165#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 166#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 167#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 168#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 169#define   ES_1373_REAR_BIT26	(1<<26)
 170#define   ES_1373_REAR_BIT24	(1<<24)
 171#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 172#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 173#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 174#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 175#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 176#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 177#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 178#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 179#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 180#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 181#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 182#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 183#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 184#define   ES_UART		(1<<3)		/* UART interrupt pending */
 185#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 186#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 187#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 188#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 189#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 190#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 191#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 192#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 193#define   ES_RXRDY		(1<<0)		/* receiver ready */
 194#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 195#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 196#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 197#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 198#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 199#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 200#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 201#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 202#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 203#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 204#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 205#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 206#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 207#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 208#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 209#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 210#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 211#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 212#define   EV_1938_CODEC_MAGIC	   (1<<26)
 213#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 214#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 215#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 216#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 217
 218#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 219#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 220#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 221#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 222#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 223#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 224#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 225#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 226#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 227#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 228#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 229#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 230#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 231
 232#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 233#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 234#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 235#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 236#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 237#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 238#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 239#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 240#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 241#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 242#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 243#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 244#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 245#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 246#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 247#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 248#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 249#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 250#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 251#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 252#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 253#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 254#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 255
 256#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 257
 258#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 259#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 260#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 261#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 262#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 263#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 264#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 265#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 266#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 267#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 268#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 269#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 270#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 271#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 272#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 273#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 274#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 275#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 276#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 */
 277#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 278#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 279#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 280#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 281#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 282#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 283#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 284#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 285
 286#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 287#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 288#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 289#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 290#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 291#define   ES_REG_COUNTM		(0xffff<<0)
 292#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 293
 294#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 295#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 296#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 297#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 298#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 299#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 300#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 301#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 302#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 303#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 304#define   ES_REG_FSIZEM		 (0xffff<<0)
 305#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 306#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 307#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 308
 309#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 310#define   ES_REG_UF_VALID	 (1<<8)
 311#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 312#define   ES_REG_UF_BYTEM	 (0xff<<0)
 313#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 314
 315
 316/*
 317 *  Pages
 318 */
 319
 320#define ES_PAGE_DAC	0x0c
 321#define ES_PAGE_ADC	0x0d
 322#define ES_PAGE_UART	0x0e
 323#define ES_PAGE_UART1	0x0f
 324
 325/*
 326 *  Sample rate converter addresses
 327 */
 328
 329#define ES_SMPREG_DAC1		0x70
 330#define ES_SMPREG_DAC2		0x74
 331#define ES_SMPREG_ADC		0x78
 332#define ES_SMPREG_VOL_ADC	0x6c
 333#define ES_SMPREG_VOL_DAC1	0x7c
 334#define ES_SMPREG_VOL_DAC2	0x7e
 335#define ES_SMPREG_TRUNC_N	0x00
 336#define ES_SMPREG_INT_REGS	0x01
 337#define ES_SMPREG_ACCUM_FRAC	0x02
 338#define ES_SMPREG_VFREQ_FRAC	0x03
 339
 340/*
 341 *  Some contants
 342 */
 343
 344#define ES_1370_SRCLOCK	   1411200
 345#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 346
 347/*
 348 *  Open modes
 349 */
 350
 351#define ES_MODE_PLAY1	0x0001
 352#define ES_MODE_PLAY2	0x0002
 353#define ES_MODE_CAPTURE	0x0004
 354
 355#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 356#define ES_MODE_INPUT	0x0002	/* for MIDI */
 357
 358/*
 359
 360 */
 361
 362struct ensoniq {
 363	spinlock_t reg_lock;
 364	struct mutex src_mutex;
 365
 366	int irq;
 367
 368	unsigned long playback1size;
 369	unsigned long playback2size;
 370	unsigned long capture3size;
 371
 372	unsigned long port;
 373	unsigned int mode;
 374	unsigned int uartm;	/* UART mode */
 375
 376	unsigned int ctrl;	/* control register */
 377	unsigned int sctrl;	/* serial control register */
 378	unsigned int cssr;	/* control status register */
 379	unsigned int uartc;	/* uart control register */
 380	unsigned int rev;	/* chip revision */
 381
 382	union {
 383#ifdef CHIP1371
 384		struct {
 385			struct snd_ac97 *ac97;
 386		} es1371;
 387#else
 388		struct {
 389			int pclkdiv_lock;
 390			struct snd_ak4531 *ak4531;
 391		} es1370;
 392#endif
 393	} u;
 394
 395	struct pci_dev *pci;
 396	struct snd_card *card;
 397	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 398	struct snd_pcm *pcm2;	/* DAC2 PCM */
 399	struct snd_pcm_substream *playback1_substream;
 400	struct snd_pcm_substream *playback2_substream;
 401	struct snd_pcm_substream *capture_substream;
 402	unsigned int p1_dma_size;
 403	unsigned int p2_dma_size;
 404	unsigned int c_dma_size;
 405	unsigned int p1_period_size;
 406	unsigned int p2_period_size;
 407	unsigned int c_period_size;
 408	struct snd_rawmidi *rmidi;
 409	struct snd_rawmidi_substream *midi_input;
 410	struct snd_rawmidi_substream *midi_output;
 411
 412	unsigned int spdif;
 413	unsigned int spdif_default;
 414	unsigned int spdif_stream;
 415
 416#ifdef CHIP1370
 417	struct snd_dma_buffer dma_bug;
 418#endif
 419
 420#ifdef SUPPORT_JOYSTICK
 421	struct gameport *gameport;
 422#endif
 423};
 424
 425static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 426
 427static const struct pci_device_id snd_audiopci_ids[] = {
 428#ifdef CHIP1370
 429	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 430#endif
 431#ifdef CHIP1371
 432	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 433	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 434	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 435#endif
 436	{ 0, }
 437};
 438
 439MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 440
 441/*
 442 *  constants
 443 */
 444
 445#define POLL_COUNT	0xa000
 446
 447#ifdef CHIP1370
 448static const unsigned int snd_es1370_fixed_rates[] =
 449	{5512, 11025, 22050, 44100};
 450static const struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 451	.count = 4, 
 452	.list = snd_es1370_fixed_rates,
 453	.mask = 0,
 454};
 455static const struct snd_ratnum es1370_clock = {
 456	.num = ES_1370_SRCLOCK,
 457	.den_min = 29, 
 458	.den_max = 353,
 459	.den_step = 1,
 460};
 461static const struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 462	.nrats = 1,
 463	.rats = &es1370_clock,
 464};
 465#else
 466static const struct snd_ratden es1371_dac_clock = {
 467	.num_min = 3000 * (1 << 15),
 468	.num_max = 48000 * (1 << 15),
 469	.num_step = 3000,
 470	.den = 1 << 15,
 471};
 472static const struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 473	.nrats = 1,
 474	.rats = &es1371_dac_clock,
 475};
 476static const struct snd_ratnum es1371_adc_clock = {
 477	.num = 48000 << 15,
 478	.den_min = 32768, 
 479	.den_max = 393216,
 480	.den_step = 1,
 481};
 482static const struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 483	.nrats = 1,
 484	.rats = &es1371_adc_clock,
 485};
 486#endif
 487static const unsigned int snd_ensoniq_sample_shift[] =
 488	{0, 1, 1, 2};
 489
 490/*
 491 *  common I/O routines
 492 */
 493
 494#ifdef CHIP1371
 495
 496static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 497{
 498	unsigned int t, r = 0;
 499
 500	for (t = 0; t < POLL_COUNT; t++) {
 501		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 502		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 503			return r;
 504		cond_resched();
 505	}
 506	dev_err(ensoniq->card->dev, "wait src ready timeout 0x%lx [0x%x]\n",
 507		   ES_REG(ensoniq, 1371_SMPRATE), r);
 508	return 0;
 509}
 510
 511static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 512{
 513	unsigned int temp, i, orig, r;
 514
 515	/* wait for ready */
 516	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 517
 518	/* expose the SRC state bits */
 519	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 520		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 521	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 522	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 523
 524	/* now, wait for busy and the correct time to read */
 525	temp = snd_es1371_wait_src_ready(ensoniq);
 526	
 527	if ((temp & 0x00870000) != 0x00010000) {
 528		/* wait for the right state */
 529		for (i = 0; i < POLL_COUNT; i++) {
 530			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 531			if ((temp & 0x00870000) == 0x00010000)
 532				break;
 533		}
 534	}
 535
 536	/* hide the state bits */	
 537	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 538		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
 539	r |= ES_1371_SRC_RAM_ADDRO(reg);
 540	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 541	
 542	return temp;
 543}
 544
 545static void snd_es1371_src_write(struct ensoniq * ensoniq,
 546				 unsigned short reg, unsigned short data)
 547{
 548	unsigned int r;
 549
 550	r = snd_es1371_wait_src_ready(ensoniq) &
 551	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 552	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 553	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 554	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 555}
 556
 557#endif /* CHIP1371 */
 558
 559#ifdef CHIP1370
 560
 561static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 562				   unsigned short reg, unsigned short val)
 563{
 564	struct ensoniq *ensoniq = ak4531->private_data;
 565	unsigned long end_time = jiffies + HZ / 10;
 566
 567#if 0
 568	dev_dbg(ensoniq->card->dev,
 569	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 570	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 571#endif
 572	do {
 573		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 574			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 575			return;
 576		}
 577		schedule_timeout_uninterruptible(1);
 578	} while (time_after(end_time, jiffies));
 579	dev_err(ensoniq->card->dev, "codec write timeout, status = 0x%x\n",
 580		   inl(ES_REG(ensoniq, STATUS)));
 581}
 582
 583#endif /* CHIP1370 */
 584
 585#ifdef CHIP1371
 586
 587static inline bool is_ev1938(struct ensoniq *ensoniq)
 588{
 589	return ensoniq->pci->device == 0x8938;
 590}
 591
 592static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 593				   unsigned short reg, unsigned short val)
 594{
 595	struct ensoniq *ensoniq = ac97->private_data;
 596	unsigned int t, x, flag;
 597
 598	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 599	mutex_lock(&ensoniq->src_mutex);
 600	for (t = 0; t < POLL_COUNT; t++) {
 601		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 602			/* save the current state for latter */
 603			x = snd_es1371_wait_src_ready(ensoniq);
 604			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 605			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 606			     ES_REG(ensoniq, 1371_SMPRATE));
 607			/* wait for not busy (state 0) first to avoid
 608			   transition states */
 609			for (t = 0; t < POLL_COUNT; t++) {
 610				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 611				    0x00000000)
 612					break;
 613			}
 614			/* wait for a SAFE time to write addr/data and then do it, dammit */
 615			for (t = 0; t < POLL_COUNT; t++) {
 616				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 617				    0x00010000)
 618					break;
 619			}
 620			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 621			     ES_REG(ensoniq, 1371_CODEC));
 622			/* restore SRC reg */
 623			snd_es1371_wait_src_ready(ensoniq);
 624			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 625			mutex_unlock(&ensoniq->src_mutex);
 626			return;
 627		}
 628	}
 629	mutex_unlock(&ensoniq->src_mutex);
 630	dev_err(ensoniq->card->dev, "codec write timeout at 0x%lx [0x%x]\n",
 631		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 632}
 633
 634static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 635					    unsigned short reg)
 636{
 637	struct ensoniq *ensoniq = ac97->private_data;
 638	unsigned int t, x, flag, fail = 0;
 639
 640	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 641      __again:
 642	mutex_lock(&ensoniq->src_mutex);
 643	for (t = 0; t < POLL_COUNT; t++) {
 644		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 645			/* save the current state for latter */
 646			x = snd_es1371_wait_src_ready(ensoniq);
 647			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 648			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 649			     ES_REG(ensoniq, 1371_SMPRATE));
 650			/* wait for not busy (state 0) first to avoid
 651			   transition states */
 652			for (t = 0; t < POLL_COUNT; t++) {
 653				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 654				    0x00000000)
 655					break;
 656			}
 657			/* wait for a SAFE time to write addr/data and then do it, dammit */
 658			for (t = 0; t < POLL_COUNT; t++) {
 659				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 660				    0x00010000)
 661					break;
 662			}
 663			outl(ES_1371_CODEC_READS(reg) | flag,
 664			     ES_REG(ensoniq, 1371_CODEC));
 665			/* restore SRC reg */
 666			snd_es1371_wait_src_ready(ensoniq);
 667			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 668			/* wait for WIP again */
 669			for (t = 0; t < POLL_COUNT; t++) {
 670				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 671					break;		
 672			}
 673			/* now wait for the stinkin' data (RDY) */
 674			for (t = 0; t < POLL_COUNT; t++) {
 675				x = inl(ES_REG(ensoniq, 1371_CODEC));
 676				if (x & ES_1371_CODEC_RDY) {
 677					if (is_ev1938(ensoniq)) {
 678						for (t = 0; t < 100; t++)
 679							inl(ES_REG(ensoniq, CONTROL));
 680						x = inl(ES_REG(ensoniq, 1371_CODEC));
 681					}
 682					mutex_unlock(&ensoniq->src_mutex);
 683					return ES_1371_CODEC_READ(x);
 684				}
 685			}
 686			mutex_unlock(&ensoniq->src_mutex);
 687			if (++fail > 10) {
 688				dev_err(ensoniq->card->dev,
 689					"codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n",
 690					   ES_REG(ensoniq, 1371_CODEC), reg,
 691					   inl(ES_REG(ensoniq, 1371_CODEC)));
 692				return 0;
 693			}
 694			goto __again;
 695		}
 696	}
 697	mutex_unlock(&ensoniq->src_mutex);
 698	dev_err(ensoniq->card->dev, "codec read timeout at 0x%lx [0x%x]\n",
 699		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 700	return 0;
 701}
 702
 703static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 704{
 705	msleep(750);
 706	snd_es1371_codec_read(ac97, AC97_RESET);
 707	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 708	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 709	msleep(50);
 710}
 711
 712static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 713{
 714	unsigned int n, truncm, freq;
 715
 716	mutex_lock(&ensoniq->src_mutex);
 717	n = rate / 3000;
 718	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 719		n--;
 720	truncm = (21 * n - 1) | 1;
 721	freq = ((48000UL << 15) / rate) * n;
 
 722	if (rate >= 24000) {
 723		if (truncm > 239)
 724			truncm = 239;
 725		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 726				(((239 - truncm) >> 1) << 9) | (n << 4));
 727	} else {
 728		if (truncm > 119)
 729			truncm = 119;
 730		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 731				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 732	}
 733	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 734			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 735						  ES_SMPREG_INT_REGS) & 0x00ff) |
 736			     ((freq >> 5) & 0xfc00));
 737	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 738	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 739	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 740	mutex_unlock(&ensoniq->src_mutex);
 741}
 742
 743static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 744{
 745	unsigned int freq, r;
 746
 747	mutex_lock(&ensoniq->src_mutex);
 748	freq = DIV_ROUND_CLOSEST(rate << 15, 3000);
 749	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 750						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 751		ES_1371_DIS_P1;
 752	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 753	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 754			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 755						  ES_SMPREG_INT_REGS) & 0x00ff) |
 756			     ((freq >> 5) & 0xfc00));
 757	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 758	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 759						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 760	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 761	mutex_unlock(&ensoniq->src_mutex);
 762}
 763
 764static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 765{
 766	unsigned int freq, r;
 767
 768	mutex_lock(&ensoniq->src_mutex);
 769	freq = DIV_ROUND_CLOSEST(rate << 15, 3000);
 770	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 771						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 772		ES_1371_DIS_P2;
 773	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 774	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 775			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 776						  ES_SMPREG_INT_REGS) & 0x00ff) |
 777			     ((freq >> 5) & 0xfc00));
 778	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 779			     freq & 0x7fff);
 780	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 781						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 782	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 783	mutex_unlock(&ensoniq->src_mutex);
 784}
 785
 786#endif /* CHIP1371 */
 787
 788static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 789{
 790	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 791	switch (cmd) {
 792	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 793	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 794	{
 795		unsigned int what = 0;
 796		struct snd_pcm_substream *s;
 797		snd_pcm_group_for_each_entry(s, substream) {
 798			if (s == ensoniq->playback1_substream) {
 799				what |= ES_P1_PAUSE;
 800				snd_pcm_trigger_done(s, substream);
 801			} else if (s == ensoniq->playback2_substream) {
 802				what |= ES_P2_PAUSE;
 803				snd_pcm_trigger_done(s, substream);
 804			} else if (s == ensoniq->capture_substream)
 805				return -EINVAL;
 806		}
 807		spin_lock(&ensoniq->reg_lock);
 808		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 809			ensoniq->sctrl |= what;
 810		else
 811			ensoniq->sctrl &= ~what;
 812		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 813		spin_unlock(&ensoniq->reg_lock);
 814		break;
 815	}
 816	case SNDRV_PCM_TRIGGER_START:
 817	case SNDRV_PCM_TRIGGER_STOP:
 818	{
 819		unsigned int what = 0;
 820		struct snd_pcm_substream *s;
 821		snd_pcm_group_for_each_entry(s, substream) {
 822			if (s == ensoniq->playback1_substream) {
 823				what |= ES_DAC1_EN;
 824				snd_pcm_trigger_done(s, substream);
 825			} else if (s == ensoniq->playback2_substream) {
 826				what |= ES_DAC2_EN;
 827				snd_pcm_trigger_done(s, substream);
 828			} else if (s == ensoniq->capture_substream) {
 829				what |= ES_ADC_EN;
 830				snd_pcm_trigger_done(s, substream);
 831			}
 832		}
 833		spin_lock(&ensoniq->reg_lock);
 834		if (cmd == SNDRV_PCM_TRIGGER_START)
 835			ensoniq->ctrl |= what;
 836		else
 837			ensoniq->ctrl &= ~what;
 838		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 839		spin_unlock(&ensoniq->reg_lock);
 840		break;
 841	}
 842	default:
 843		return -EINVAL;
 844	}
 845	return 0;
 846}
 847
 848/*
 849 *  PCM part
 850 */
 851
 
 
 
 
 
 
 
 
 
 
 
 852static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 853{
 854	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 855	struct snd_pcm_runtime *runtime = substream->runtime;
 856	unsigned int mode = 0;
 857
 858	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 859	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 860	if (snd_pcm_format_width(runtime->format) == 16)
 861		mode |= 0x02;
 862	if (runtime->channels > 1)
 863		mode |= 0x01;
 864	spin_lock_irq(&ensoniq->reg_lock);
 865	ensoniq->ctrl &= ~ES_DAC1_EN;
 866#ifdef CHIP1371
 867	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 868	if (runtime->rate == 48000)
 869		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 870	else
 871		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 872#endif
 873	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 874	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 875	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 876	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 877	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 878	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 879	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 880	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 881	     ES_REG(ensoniq, DAC1_COUNT));
 882#ifdef CHIP1370
 883	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 884	switch (runtime->rate) {
 885	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 886	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 887	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 888	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 889	default: snd_BUG();
 890	}
 891#endif
 892	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 893	spin_unlock_irq(&ensoniq->reg_lock);
 894#ifndef CHIP1370
 895	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 896#endif
 897	return 0;
 898}
 899
 900static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 901{
 902	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 903	struct snd_pcm_runtime *runtime = substream->runtime;
 904	unsigned int mode = 0;
 905
 906	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 907	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 908	if (snd_pcm_format_width(runtime->format) == 16)
 909		mode |= 0x02;
 910	if (runtime->channels > 1)
 911		mode |= 0x01;
 912	spin_lock_irq(&ensoniq->reg_lock);
 913	ensoniq->ctrl &= ~ES_DAC2_EN;
 914	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 915	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 916	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 917	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 918	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 919			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 920	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 921			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 922	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 923	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 924	     ES_REG(ensoniq, DAC2_COUNT));
 925#ifdef CHIP1370
 926	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 927		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 928		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 929		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 930	}
 931#endif
 932	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 933	spin_unlock_irq(&ensoniq->reg_lock);
 934#ifndef CHIP1370
 935	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 936#endif
 937	return 0;
 938}
 939
 940static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 941{
 942	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 943	struct snd_pcm_runtime *runtime = substream->runtime;
 944	unsigned int mode = 0;
 945
 946	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 947	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 948	if (snd_pcm_format_width(runtime->format) == 16)
 949		mode |= 0x02;
 950	if (runtime->channels > 1)
 951		mode |= 0x01;
 952	spin_lock_irq(&ensoniq->reg_lock);
 953	ensoniq->ctrl &= ~ES_ADC_EN;
 954	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 955	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 956	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 957	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 958	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 959	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 960	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 961	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 962	     ES_REG(ensoniq, ADC_COUNT));
 963#ifdef CHIP1370
 964	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 965		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 966		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 967		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
 968	}
 969#endif
 970	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 971	spin_unlock_irq(&ensoniq->reg_lock);
 972#ifndef CHIP1370
 973	snd_es1371_adc_rate(ensoniq, runtime->rate);
 974#endif
 975	return 0;
 976}
 977
 978static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
 979{
 980	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 981	size_t ptr;
 982
 983	spin_lock(&ensoniq->reg_lock);
 984	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
 985		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 986		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
 987		ptr = bytes_to_frames(substream->runtime, ptr);
 988	} else {
 989		ptr = 0;
 990	}
 991	spin_unlock(&ensoniq->reg_lock);
 992	return ptr;
 993}
 994
 995static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
 996{
 997	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 998	size_t ptr;
 999
1000	spin_lock(&ensoniq->reg_lock);
1001	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1002		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1003		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1004		ptr = bytes_to_frames(substream->runtime, ptr);
1005	} else {
1006		ptr = 0;
1007	}
1008	spin_unlock(&ensoniq->reg_lock);
1009	return ptr;
1010}
1011
1012static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1013{
1014	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1015	size_t ptr;
1016
1017	spin_lock(&ensoniq->reg_lock);
1018	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1019		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1020		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1021		ptr = bytes_to_frames(substream->runtime, ptr);
1022	} else {
1023		ptr = 0;
1024	}
1025	spin_unlock(&ensoniq->reg_lock);
1026	return ptr;
1027}
1028
1029static const struct snd_pcm_hardware snd_ensoniq_playback1 =
1030{
1031	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1032				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1033				 SNDRV_PCM_INFO_MMAP_VALID |
1034				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1035	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1036	.rates =
1037#ifndef CHIP1370
1038				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1039#else
1040				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1041				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1042				 SNDRV_PCM_RATE_44100),
1043#endif
1044	.rate_min =		4000,
1045	.rate_max =		48000,
1046	.channels_min =		1,
1047	.channels_max =		2,
1048	.buffer_bytes_max =	(128*1024),
1049	.period_bytes_min =	64,
1050	.period_bytes_max =	(128*1024),
1051	.periods_min =		1,
1052	.periods_max =		1024,
1053	.fifo_size =		0,
1054};
1055
1056static const struct snd_pcm_hardware snd_ensoniq_playback2 =
1057{
1058	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1059				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1060				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1061				 SNDRV_PCM_INFO_SYNC_START),
1062	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1063	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1064	.rate_min =		4000,
1065	.rate_max =		48000,
1066	.channels_min =		1,
1067	.channels_max =		2,
1068	.buffer_bytes_max =	(128*1024),
1069	.period_bytes_min =	64,
1070	.period_bytes_max =	(128*1024),
1071	.periods_min =		1,
1072	.periods_max =		1024,
1073	.fifo_size =		0,
1074};
1075
1076static const struct snd_pcm_hardware snd_ensoniq_capture =
1077{
1078	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1079				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1080				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1081	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1082	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1083	.rate_min =		4000,
1084	.rate_max =		48000,
1085	.channels_min =		1,
1086	.channels_max =		2,
1087	.buffer_bytes_max =	(128*1024),
1088	.period_bytes_min =	64,
1089	.period_bytes_max =	(128*1024),
1090	.periods_min =		1,
1091	.periods_max =		1024,
1092	.fifo_size =		0,
1093};
1094
1095static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1096{
1097	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1098	struct snd_pcm_runtime *runtime = substream->runtime;
1099
1100	ensoniq->mode |= ES_MODE_PLAY1;
1101	ensoniq->playback1_substream = substream;
1102	runtime->hw = snd_ensoniq_playback1;
1103	snd_pcm_set_sync(substream);
1104	spin_lock_irq(&ensoniq->reg_lock);
1105	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1106		ensoniq->spdif_stream = ensoniq->spdif_default;
1107	spin_unlock_irq(&ensoniq->reg_lock);
1108#ifdef CHIP1370
1109	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1110				   &snd_es1370_hw_constraints_rates);
1111#else
1112	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1113				      &snd_es1371_hw_constraints_dac_clock);
1114#endif
1115	return 0;
1116}
1117
1118static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1119{
1120	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1121	struct snd_pcm_runtime *runtime = substream->runtime;
1122
1123	ensoniq->mode |= ES_MODE_PLAY2;
1124	ensoniq->playback2_substream = substream;
1125	runtime->hw = snd_ensoniq_playback2;
1126	snd_pcm_set_sync(substream);
1127	spin_lock_irq(&ensoniq->reg_lock);
1128	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1129		ensoniq->spdif_stream = ensoniq->spdif_default;
1130	spin_unlock_irq(&ensoniq->reg_lock);
1131#ifdef CHIP1370
1132	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1133				      &snd_es1370_hw_constraints_clock);
1134#else
1135	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1136				      &snd_es1371_hw_constraints_dac_clock);
1137#endif
1138	return 0;
1139}
1140
1141static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1142{
1143	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1144	struct snd_pcm_runtime *runtime = substream->runtime;
1145
1146	ensoniq->mode |= ES_MODE_CAPTURE;
1147	ensoniq->capture_substream = substream;
1148	runtime->hw = snd_ensoniq_capture;
1149	snd_pcm_set_sync(substream);
1150#ifdef CHIP1370
1151	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1152				      &snd_es1370_hw_constraints_clock);
1153#else
1154	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1155				      &snd_es1371_hw_constraints_adc_clock);
1156#endif
1157	return 0;
1158}
1159
1160static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1161{
1162	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1163
1164	ensoniq->playback1_substream = NULL;
1165	ensoniq->mode &= ~ES_MODE_PLAY1;
1166	return 0;
1167}
1168
1169static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1170{
1171	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1172
1173	ensoniq->playback2_substream = NULL;
1174	spin_lock_irq(&ensoniq->reg_lock);
1175#ifdef CHIP1370
1176	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1177#endif
1178	ensoniq->mode &= ~ES_MODE_PLAY2;
1179	spin_unlock_irq(&ensoniq->reg_lock);
1180	return 0;
1181}
1182
1183static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1184{
1185	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1186
1187	ensoniq->capture_substream = NULL;
1188	spin_lock_irq(&ensoniq->reg_lock);
1189#ifdef CHIP1370
1190	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1191#endif
1192	ensoniq->mode &= ~ES_MODE_CAPTURE;
1193	spin_unlock_irq(&ensoniq->reg_lock);
1194	return 0;
1195}
1196
1197static const struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1198	.open =		snd_ensoniq_playback1_open,
1199	.close =	snd_ensoniq_playback1_close,
 
 
 
1200	.prepare =	snd_ensoniq_playback1_prepare,
1201	.trigger =	snd_ensoniq_trigger,
1202	.pointer =	snd_ensoniq_playback1_pointer,
1203};
1204
1205static const struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1206	.open =		snd_ensoniq_playback2_open,
1207	.close =	snd_ensoniq_playback2_close,
 
 
 
1208	.prepare =	snd_ensoniq_playback2_prepare,
1209	.trigger =	snd_ensoniq_trigger,
1210	.pointer =	snd_ensoniq_playback2_pointer,
1211};
1212
1213static const struct snd_pcm_ops snd_ensoniq_capture_ops = {
1214	.open =		snd_ensoniq_capture_open,
1215	.close =	snd_ensoniq_capture_close,
 
 
 
1216	.prepare =	snd_ensoniq_capture_prepare,
1217	.trigger =	snd_ensoniq_trigger,
1218	.pointer =	snd_ensoniq_capture_pointer,
1219};
1220
1221static const struct snd_pcm_chmap_elem surround_map[] = {
1222	{ .channels = 1,
1223	  .map = { SNDRV_CHMAP_MONO } },
1224	{ .channels = 2,
1225	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1226	{ }
1227};
1228
1229static int snd_ensoniq_pcm(struct ensoniq *ensoniq, int device)
 
1230{
1231	struct snd_pcm *pcm;
1232	int err;
1233
 
 
1234	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/1", device, 1, 1, &pcm);
1235	if (err < 0)
1236		return err;
1237
1238#ifdef CHIP1370
1239	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1240#else
1241	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1242#endif
1243	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1244
1245	pcm->private_data = ensoniq;
1246	pcm->info_flags = 0;
1247	strcpy(pcm->name, CHIP_NAME " DAC2/ADC");
1248	ensoniq->pcm1 = pcm;
1249
1250	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1251				       &ensoniq->pci->dev, 64*1024, 128*1024);
1252
1253#ifdef CHIP1370
1254	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1255				     surround_map, 2, 0, NULL);
1256#else
1257	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1258				     snd_pcm_std_chmaps, 2, 0, NULL);
1259#endif
1260	return err;
 
 
 
 
 
1261}
1262
1263static int snd_ensoniq_pcm2(struct ensoniq *ensoniq, int device)
 
1264{
1265	struct snd_pcm *pcm;
1266	int err;
1267
 
 
1268	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/2", device, 1, 0, &pcm);
1269	if (err < 0)
1270		return err;
1271
1272#ifdef CHIP1370
1273	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1274#else
1275	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1276#endif
1277	pcm->private_data = ensoniq;
1278	pcm->info_flags = 0;
1279	strcpy(pcm->name, CHIP_NAME " DAC1");
1280	ensoniq->pcm2 = pcm;
1281
1282	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1283				       &ensoniq->pci->dev, 64*1024, 128*1024);
1284
1285#ifdef CHIP1370
1286	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1287				     snd_pcm_std_chmaps, 2, 0, NULL);
1288#else
1289	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1290				     surround_map, 2, 0, NULL);
1291#endif
1292	return err;
 
 
 
 
 
1293}
1294
1295/*
1296 *  Mixer section
1297 */
1298
1299/*
1300 * ENS1371 mixer (including SPDIF interface)
1301 */
1302#ifdef CHIP1371
1303static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1304				  struct snd_ctl_elem_info *uinfo)
1305{
1306	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1307	uinfo->count = 1;
1308	return 0;
1309}
1310
1311static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1312                                         struct snd_ctl_elem_value *ucontrol)
1313{
1314	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1315	spin_lock_irq(&ensoniq->reg_lock);
1316	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1317	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1318	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1319	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1320	spin_unlock_irq(&ensoniq->reg_lock);
1321	return 0;
1322}
1323
1324static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1325                                         struct snd_ctl_elem_value *ucontrol)
1326{
1327	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1328	unsigned int val;
1329	int change;
1330
1331	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1332	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1333	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1334	      ((u32)ucontrol->value.iec958.status[3] << 24);
1335	spin_lock_irq(&ensoniq->reg_lock);
1336	change = ensoniq->spdif_default != val;
1337	ensoniq->spdif_default = val;
1338	if (change && ensoniq->playback1_substream == NULL &&
1339	    ensoniq->playback2_substream == NULL)
1340		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1341	spin_unlock_irq(&ensoniq->reg_lock);
1342	return change;
1343}
1344
1345static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1346				      struct snd_ctl_elem_value *ucontrol)
1347{
1348	ucontrol->value.iec958.status[0] = 0xff;
1349	ucontrol->value.iec958.status[1] = 0xff;
1350	ucontrol->value.iec958.status[2] = 0xff;
1351	ucontrol->value.iec958.status[3] = 0xff;
1352	return 0;
1353}
1354
1355static int snd_ens1373_spdif_stream_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_stream >> 0) & 0xff;
1361	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1362	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1363	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1364	spin_unlock_irq(&ensoniq->reg_lock);
1365	return 0;
1366}
1367
1368static int snd_ens1373_spdif_stream_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_stream != val;
1381	ensoniq->spdif_stream = 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
1389#define ES1371_SPDIF(xname) \
1390{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1391  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1392
1393#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1394
1395static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1396				struct snd_ctl_elem_value *ucontrol)
1397{
1398	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1399	
1400	spin_lock_irq(&ensoniq->reg_lock);
1401	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1402	spin_unlock_irq(&ensoniq->reg_lock);
1403	return 0;
1404}
1405
1406static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1407				struct snd_ctl_elem_value *ucontrol)
1408{
1409	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1410	unsigned int nval1, nval2;
1411	int change;
1412	
1413	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1414	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1415	spin_lock_irq(&ensoniq->reg_lock);
1416	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1417	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1418	ensoniq->ctrl |= nval1;
1419	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1420	ensoniq->cssr |= nval2;
1421	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1422	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1423	spin_unlock_irq(&ensoniq->reg_lock);
1424	return change;
1425}
1426
1427
1428/* spdif controls */
1429static const struct snd_kcontrol_new snd_es1371_mixer_spdif[] = {
1430	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1431	{
1432		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1433		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1434		.info =		snd_ens1373_spdif_info,
1435		.get =		snd_ens1373_spdif_default_get,
1436		.put =		snd_ens1373_spdif_default_put,
1437	},
1438	{
1439		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1440		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1441		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1442		.info =		snd_ens1373_spdif_info,
1443		.get =		snd_ens1373_spdif_mask_get
1444	},
1445	{
1446		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1447		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1448		.info =		snd_ens1373_spdif_info,
1449		.get =		snd_ens1373_spdif_stream_get,
1450		.put =		snd_ens1373_spdif_stream_put
1451	},
1452};
1453
1454
1455#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1456
1457static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1458			       struct snd_ctl_elem_value *ucontrol)
1459{
1460	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1461	int val = 0;
1462	
1463	spin_lock_irq(&ensoniq->reg_lock);
1464	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1465			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1466	    	val = 1;
1467	ucontrol->value.integer.value[0] = val;
1468	spin_unlock_irq(&ensoniq->reg_lock);
1469	return 0;
1470}
1471
1472static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1473			       struct snd_ctl_elem_value *ucontrol)
1474{
1475	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1476	unsigned int nval1;
1477	int change;
1478	
1479	nval1 = ucontrol->value.integer.value[0] ?
1480		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1481	spin_lock_irq(&ensoniq->reg_lock);
1482	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1483				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1484	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1485	ensoniq->cssr |= nval1;
1486	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1487	spin_unlock_irq(&ensoniq->reg_lock);
1488	return change;
1489}
1490
1491static const struct snd_kcontrol_new snd_ens1373_rear =
1492{
1493	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1494	.name =		"AC97 2ch->4ch Copy Switch",
1495	.info =		snd_es1373_rear_info,
1496	.get =		snd_es1373_rear_get,
1497	.put =		snd_es1373_rear_put,
1498};
1499
1500#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1501
1502static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1503			       struct snd_ctl_elem_value *ucontrol)
1504{
1505	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1506	int val = 0;
1507	
1508	spin_lock_irq(&ensoniq->reg_lock);
1509	if (ensoniq->ctrl & ES_1371_GPIO_OUT(4))
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_line_put(struct snd_kcontrol *kcontrol,
1517			       struct snd_ctl_elem_value *ucontrol)
1518{
1519	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1520	int changed;
1521	unsigned int ctrl;
1522	
1523	spin_lock_irq(&ensoniq->reg_lock);
1524	ctrl = ensoniq->ctrl;
1525	if (ucontrol->value.integer.value[0])
1526		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1527	else
1528		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1529	changed = (ctrl != ensoniq->ctrl);
1530	if (changed)
1531		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1532	spin_unlock_irq(&ensoniq->reg_lock);
1533	return changed;
1534}
1535
1536static const struct snd_kcontrol_new snd_ens1373_line =
1537{
1538	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1539	.name =		"Line In->Rear Out Switch",
1540	.info =		snd_es1373_line_info,
1541	.get =		snd_es1373_line_get,
1542	.put =		snd_es1373_line_put,
1543};
1544
1545static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1546{
1547	struct ensoniq *ensoniq = ac97->private_data;
1548	ensoniq->u.es1371.ac97 = NULL;
1549}
1550
1551struct es1371_quirk {
1552	unsigned short vid;		/* vendor ID */
1553	unsigned short did;		/* device ID */
1554	unsigned char rev;		/* revision */
1555};
1556
1557static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1558			       const struct es1371_quirk *list)
1559{
1560	while (list->vid != (unsigned short)PCI_ANY_ID) {
1561		if (ensoniq->pci->vendor == list->vid &&
1562		    ensoniq->pci->device == list->did &&
1563		    ensoniq->rev == list->rev)
1564			return 1;
1565		list++;
1566	}
1567	return 0;
1568}
1569
1570static const struct es1371_quirk es1371_spdif_present[] = {
1571	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1572	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1573	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1574	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1575	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1576	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1577};
1578
1579static const struct snd_pci_quirk ens1373_line_quirk[] = {
1580	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1581	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1582	{ } /* end */
1583};
1584
1585static int snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1586				  int has_spdif, int has_line)
1587{
1588	struct snd_card *card = ensoniq->card;
1589	struct snd_ac97_bus *pbus;
1590	struct snd_ac97_template ac97;
1591	int err;
1592	static const struct snd_ac97_bus_ops ops = {
1593		.write = snd_es1371_codec_write,
1594		.read = snd_es1371_codec_read,
1595		.wait = snd_es1371_codec_wait,
1596	};
1597
1598	err = snd_ac97_bus(card, 0, &ops, NULL, &pbus);
1599	if (err < 0)
1600		return err;
1601
1602	memset(&ac97, 0, sizeof(ac97));
1603	ac97.private_data = ensoniq;
1604	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1605	ac97.pci = ensoniq->pci;
1606	ac97.scaps = AC97_SCAP_AUDIO;
1607	err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97);
1608	if (err < 0)
1609		return err;
1610	if (has_spdif > 0 ||
1611	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1612		struct snd_kcontrol *kctl;
1613		int i, is_spdif = 0;
1614
1615		ensoniq->spdif_default = ensoniq->spdif_stream =
1616			SNDRV_PCM_DEFAULT_CON_SPDIF;
1617		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1618
1619		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1620			is_spdif++;
1621
1622		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1623			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1624			if (!kctl)
1625				return -ENOMEM;
1626			kctl->id.index = is_spdif;
1627			err = snd_ctl_add(card, kctl);
1628			if (err < 0)
1629				return err;
1630		}
1631	}
1632	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1633		/* mirror rear to front speakers */
1634		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1635		ensoniq->cssr |= ES_1373_REAR_BIT26;
1636		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1637		if (err < 0)
1638			return err;
1639	}
1640	if (has_line > 0 ||
1641	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1642		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1643						      ensoniq));
1644		 if (err < 0)
1645			 return err;
1646	}
1647
1648	return 0;
1649}
1650
1651#endif /* CHIP1371 */
1652
1653/* generic control callbacks for ens1370 */
1654#ifdef CHIP1370
1655#define ENSONIQ_CONTROL(xname, mask) \
1656{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1657  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1658  .private_value = mask }
1659
1660#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1661
1662static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1663				   struct snd_ctl_elem_value *ucontrol)
1664{
1665	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1666	int mask = kcontrol->private_value;
1667	
1668	spin_lock_irq(&ensoniq->reg_lock);
1669	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1670	spin_unlock_irq(&ensoniq->reg_lock);
1671	return 0;
1672}
1673
1674static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1675				   struct snd_ctl_elem_value *ucontrol)
1676{
1677	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1678	int mask = kcontrol->private_value;
1679	unsigned int nval;
1680	int change;
1681	
1682	nval = ucontrol->value.integer.value[0] ? mask : 0;
1683	spin_lock_irq(&ensoniq->reg_lock);
1684	change = (ensoniq->ctrl & mask) != nval;
1685	ensoniq->ctrl &= ~mask;
1686	ensoniq->ctrl |= nval;
1687	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1688	spin_unlock_irq(&ensoniq->reg_lock);
1689	return change;
1690}
1691
1692/*
1693 * ENS1370 mixer
1694 */
1695
1696static const struct snd_kcontrol_new snd_es1370_controls[2] = {
1697ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1698ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1699};
1700
1701#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1702
1703static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1704{
1705	struct ensoniq *ensoniq = ak4531->private_data;
1706	ensoniq->u.es1370.ak4531 = NULL;
1707}
1708
1709static int snd_ensoniq_1370_mixer(struct ensoniq *ensoniq)
1710{
1711	struct snd_card *card = ensoniq->card;
1712	struct snd_ak4531 ak4531;
1713	unsigned int idx;
1714	int err;
1715
1716	/* try reset AK4531 */
1717	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1718	inw(ES_REG(ensoniq, 1370_CODEC));
1719	udelay(100);
1720	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1721	inw(ES_REG(ensoniq, 1370_CODEC));
1722	udelay(100);
1723
1724	memset(&ak4531, 0, sizeof(ak4531));
1725	ak4531.write = snd_es1370_codec_write;
1726	ak4531.private_data = ensoniq;
1727	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1728	err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531);
1729	if (err < 0)
1730		return err;
1731	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1732		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1733		if (err < 0)
1734			return err;
1735	}
1736	return 0;
1737}
1738
1739#endif /* CHIP1370 */
1740
1741#ifdef SUPPORT_JOYSTICK
1742
1743#ifdef CHIP1371
1744static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1745{
1746	switch (joystick_port[dev]) {
1747	case 0: /* disabled */
1748	case 1: /* auto-detect */
1749	case 0x200:
1750	case 0x208:
1751	case 0x210:
1752	case 0x218:
1753		return joystick_port[dev];
1754
1755	default:
1756		dev_err(ensoniq->card->dev,
1757			"invalid joystick port %#x", joystick_port[dev]);
1758		return 0;
1759	}
1760}
1761#else
1762static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1763{
1764	return joystick[dev] ? 0x200 : 0;
1765}
1766#endif
1767
1768static int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1769{
1770	struct gameport *gp;
1771	int io_port;
1772
1773	io_port = snd_ensoniq_get_joystick_port(ensoniq, dev);
1774
1775	switch (io_port) {
1776	case 0:
1777		return -ENOSYS;
1778
1779	case 1: /* auto_detect */
1780		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1781			if (request_region(io_port, 8, "ens137x: gameport"))
1782				break;
1783		if (io_port > 0x218) {
1784			dev_warn(ensoniq->card->dev,
1785				 "no gameport ports available\n");
1786			return -EBUSY;
1787		}
1788		break;
1789
1790	default:
1791		if (!request_region(io_port, 8, "ens137x: gameport")) {
1792			dev_warn(ensoniq->card->dev,
1793				 "gameport io port %#x in use\n",
1794			       io_port);
1795			return -EBUSY;
1796		}
1797		break;
1798	}
1799
1800	ensoniq->gameport = gp = gameport_allocate_port();
1801	if (!gp) {
1802		dev_err(ensoniq->card->dev,
1803			"cannot allocate memory for gameport\n");
1804		release_region(io_port, 8);
1805		return -ENOMEM;
1806	}
1807
1808	gameport_set_name(gp, "ES137x");
1809	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1810	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1811	gp->io = io_port;
1812
1813	ensoniq->ctrl |= ES_JYSTK_EN;
1814#ifdef CHIP1371
1815	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1816	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1817#endif
1818	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1819
1820	gameport_register_port(ensoniq->gameport);
1821
1822	return 0;
1823}
1824
1825static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1826{
1827	if (ensoniq->gameport) {
1828		int port = ensoniq->gameport->io;
1829
1830		gameport_unregister_port(ensoniq->gameport);
1831		ensoniq->gameport = NULL;
1832		ensoniq->ctrl &= ~ES_JYSTK_EN;
1833		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1834		release_region(port, 8);
1835	}
1836}
1837#else
1838static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1839static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1840#endif /* SUPPORT_JOYSTICK */
1841
1842/*
1843
1844 */
1845
1846static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1847				  struct snd_info_buffer *buffer)
1848{
1849	struct ensoniq *ensoniq = entry->private_data;
1850
1851	snd_iprintf(buffer, "Ensoniq AudioPCI " CHIP_NAME "\n\n");
1852	snd_iprintf(buffer, "Joystick enable  : %s\n",
1853		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1854#ifdef CHIP1370
1855	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1856		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1857	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1858		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1859#else
1860	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1861		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1862#endif
1863}
1864
1865static void snd_ensoniq_proc_init(struct ensoniq *ensoniq)
1866{
1867	snd_card_ro_proc_new(ensoniq->card, "audiopci", ensoniq,
1868			     snd_ensoniq_proc_read);
 
 
1869}
1870
1871/*
1872
1873 */
1874
1875static int snd_ensoniq_free(struct ensoniq *ensoniq)
1876{
1877	snd_ensoniq_free_gameport(ensoniq);
1878	if (ensoniq->irq < 0)
1879		goto __hw_end;
1880#ifdef CHIP1370
1881	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1882	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1883#else
1884	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1885	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1886#endif
 
 
1887	pci_set_power_state(ensoniq->pci, PCI_D3hot);
1888      __hw_end:
1889#ifdef CHIP1370
1890	if (ensoniq->dma_bug.area)
1891		snd_dma_free_pages(&ensoniq->dma_bug);
1892#endif
1893	if (ensoniq->irq >= 0)
1894		free_irq(ensoniq->irq, ensoniq);
1895	pci_release_regions(ensoniq->pci);
1896	pci_disable_device(ensoniq->pci);
1897	kfree(ensoniq);
1898	return 0;
1899}
1900
1901static int snd_ensoniq_dev_free(struct snd_device *device)
1902{
1903	struct ensoniq *ensoniq = device->device_data;
1904	return snd_ensoniq_free(ensoniq);
1905}
1906
1907#ifdef CHIP1371
1908static const struct snd_pci_quirk es1371_amplifier_hack[] = {
1909	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1910	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1911	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1912	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1913	{ } /* end */
1914};
1915
1916static const struct es1371_quirk es1371_ac97_reset_hack[] = {
1917	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1918	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1919	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1920	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1921	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1922	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1923};
1924#endif
1925
1926static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1927{
1928#ifdef CHIP1371
1929	int idx;
1930#endif
1931	/* this code was part of snd_ensoniq_create before intruduction
1932	  * of suspend/resume
1933	  */
1934#ifdef CHIP1370
1935	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1936	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1937	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1938	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1939	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1940#else
1941	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1942	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1943	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1944	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1945	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1946	    /* need to delay around 20ms(bleech) to give
1947	       some CODECs enough time to wakeup */
1948	    msleep(20);
1949	}
1950	/* AC'97 warm reset to start the bitclk */
1951	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1952	inl(ES_REG(ensoniq, CONTROL));
1953	udelay(20);
1954	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1955	/* Init the sample rate converter */
1956	snd_es1371_wait_src_ready(ensoniq);	
1957	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
1958	for (idx = 0; idx < 0x80; idx++)
1959		snd_es1371_src_write(ensoniq, idx, 0);
1960	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
1961	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
1962	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
1963	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
1964	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
1965	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
1966	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
1967	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
1968	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
1969	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
1970	snd_es1371_adc_rate(ensoniq, 22050);
1971	snd_es1371_dac1_rate(ensoniq, 22050);
1972	snd_es1371_dac2_rate(ensoniq, 22050);
1973	/* WARNING:
1974	 * enabling the sample rate converter without properly programming
1975	 * its parameters causes the chip to lock up (the SRC busy bit will
1976	 * be stuck high, and I've found no way to rectify this other than
1977	 * power cycle) - Thomas Sailer
1978	 */
1979	snd_es1371_wait_src_ready(ensoniq);
1980	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
1981	/* try reset codec directly */
1982	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
1983#endif
1984	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
1985	outb(0x00, ES_REG(ensoniq, UART_RES));
1986	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
 
1987}
1988
1989#ifdef CONFIG_PM_SLEEP
1990static int snd_ensoniq_suspend(struct device *dev)
1991{
 
1992	struct snd_card *card = dev_get_drvdata(dev);
1993	struct ensoniq *ensoniq = card->private_data;
1994	
1995	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1996
 
 
 
1997#ifdef CHIP1371	
1998	snd_ac97_suspend(ensoniq->u.es1371.ac97);
1999#else
2000	/* try to reset AK4531 */
2001	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2002	inw(ES_REG(ensoniq, 1370_CODEC));
2003	udelay(100);
2004	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2005	inw(ES_REG(ensoniq, 1370_CODEC));
2006	udelay(100);
2007	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2008#endif	
 
 
 
 
2009	return 0;
2010}
2011
2012static int snd_ensoniq_resume(struct device *dev)
2013{
 
2014	struct snd_card *card = dev_get_drvdata(dev);
2015	struct ensoniq *ensoniq = card->private_data;
2016
 
 
 
 
 
 
 
 
 
2017	snd_ensoniq_chip_init(ensoniq);
2018
2019#ifdef CHIP1371	
2020	snd_ac97_resume(ensoniq->u.es1371.ac97);
2021#else
2022	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2023#endif	
2024	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2025	return 0;
2026}
2027
2028static SIMPLE_DEV_PM_OPS(snd_ensoniq_pm, snd_ensoniq_suspend, snd_ensoniq_resume);
2029#define SND_ENSONIQ_PM_OPS	&snd_ensoniq_pm
2030#else
2031#define SND_ENSONIQ_PM_OPS	NULL
2032#endif /* CONFIG_PM_SLEEP */
2033
2034static int snd_ensoniq_create(struct snd_card *card,
2035			      struct pci_dev *pci,
2036			      struct ensoniq **rensoniq)
2037{
2038	struct ensoniq *ensoniq;
2039	int err;
2040	static const struct snd_device_ops ops = {
2041		.dev_free =	snd_ensoniq_dev_free,
2042	};
2043
2044	*rensoniq = NULL;
2045	err = pci_enable_device(pci);
2046	if (err < 0)
2047		return err;
2048	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2049	if (ensoniq == NULL) {
2050		pci_disable_device(pci);
2051		return -ENOMEM;
2052	}
2053	spin_lock_init(&ensoniq->reg_lock);
2054	mutex_init(&ensoniq->src_mutex);
2055	ensoniq->card = card;
2056	ensoniq->pci = pci;
2057	ensoniq->irq = -1;
2058	err = pci_request_regions(pci, "Ensoniq AudioPCI");
2059	if (err < 0) {
2060		kfree(ensoniq);
2061		pci_disable_device(pci);
2062		return err;
2063	}
2064	ensoniq->port = pci_resource_start(pci, 0);
2065	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2066			KBUILD_MODNAME, ensoniq)) {
2067		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2068		snd_ensoniq_free(ensoniq);
2069		return -EBUSY;
2070	}
2071	ensoniq->irq = pci->irq;
2072	card->sync_irq = ensoniq->irq;
2073#ifdef CHIP1370
2074	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev,
2075				16, &ensoniq->dma_bug) < 0) {
2076		dev_err(card->dev, "unable to allocate space for phantom area - dma_bug\n");
2077		snd_ensoniq_free(ensoniq);
2078		return -EBUSY;
2079	}
2080#endif
2081	pci_set_master(pci);
2082	ensoniq->rev = pci->revision;
2083#ifdef CHIP1370
2084#if 0
2085	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2086		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2087#else	/* get microphone working */
2088	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2089#endif
2090	ensoniq->sctrl = 0;
2091#else
2092	ensoniq->ctrl = 0;
2093	ensoniq->sctrl = 0;
2094	ensoniq->cssr = 0;
2095	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2096		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2097
2098	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2099		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2100#endif
2101
2102	snd_ensoniq_chip_init(ensoniq);
2103
2104	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops);
2105	if (err < 0) {
2106		snd_ensoniq_free(ensoniq);
2107		return err;
2108	}
2109
2110	snd_ensoniq_proc_init(ensoniq);
2111
2112	*rensoniq = ensoniq;
2113	return 0;
2114}
2115
2116/*
2117 *  MIDI section
2118 */
2119
2120static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2121{
2122	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2123	unsigned char status, mask, byte;
2124
2125	if (rmidi == NULL)
2126		return;
2127	/* do Rx at first */
2128	spin_lock(&ensoniq->reg_lock);
2129	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2130	while (mask) {
2131		status = inb(ES_REG(ensoniq, UART_STATUS));
2132		if ((status & mask) == 0)
2133			break;
2134		byte = inb(ES_REG(ensoniq, UART_DATA));
2135		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2136	}
2137	spin_unlock(&ensoniq->reg_lock);
2138
2139	/* do Tx at second */
2140	spin_lock(&ensoniq->reg_lock);
2141	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2142	while (mask) {
2143		status = inb(ES_REG(ensoniq, UART_STATUS));
2144		if ((status & mask) == 0)
2145			break;
2146		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2147			ensoniq->uartc &= ~ES_TXINTENM;
2148			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2149			mask &= ~ES_TXRDY;
2150		} else {
2151			outb(byte, ES_REG(ensoniq, UART_DATA));
2152		}
2153	}
2154	spin_unlock(&ensoniq->reg_lock);
2155}
2156
2157static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2158{
2159	struct ensoniq *ensoniq = substream->rmidi->private_data;
2160
2161	spin_lock_irq(&ensoniq->reg_lock);
2162	ensoniq->uartm |= ES_MODE_INPUT;
2163	ensoniq->midi_input = substream;
2164	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2165		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2166		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2167		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2168	}
2169	spin_unlock_irq(&ensoniq->reg_lock);
2170	return 0;
2171}
2172
2173static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2174{
2175	struct ensoniq *ensoniq = substream->rmidi->private_data;
2176
2177	spin_lock_irq(&ensoniq->reg_lock);
2178	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2179		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2180		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2181	} else {
2182		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2183	}
2184	ensoniq->midi_input = NULL;
2185	ensoniq->uartm &= ~ES_MODE_INPUT;
2186	spin_unlock_irq(&ensoniq->reg_lock);
2187	return 0;
2188}
2189
2190static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2191{
2192	struct ensoniq *ensoniq = substream->rmidi->private_data;
2193
2194	spin_lock_irq(&ensoniq->reg_lock);
2195	ensoniq->uartm |= ES_MODE_OUTPUT;
2196	ensoniq->midi_output = substream;
2197	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2198		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2199		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2200		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2201	}
2202	spin_unlock_irq(&ensoniq->reg_lock);
2203	return 0;
2204}
2205
2206static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2207{
2208	struct ensoniq *ensoniq = substream->rmidi->private_data;
2209
2210	spin_lock_irq(&ensoniq->reg_lock);
2211	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2212		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2213		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2214	} else {
2215		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2216	}
2217	ensoniq->midi_output = NULL;
2218	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2219	spin_unlock_irq(&ensoniq->reg_lock);
2220	return 0;
2221}
2222
2223static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2224{
2225	unsigned long flags;
2226	struct ensoniq *ensoniq = substream->rmidi->private_data;
2227	int idx;
2228
2229	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2230	if (up) {
2231		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2232			/* empty input FIFO */
2233			for (idx = 0; idx < 32; idx++)
2234				inb(ES_REG(ensoniq, UART_DATA));
2235			ensoniq->uartc |= ES_RXINTEN;
2236			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2237		}
2238	} else {
2239		if (ensoniq->uartc & ES_RXINTEN) {
2240			ensoniq->uartc &= ~ES_RXINTEN;
2241			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2242		}
2243	}
2244	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2245}
2246
2247static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2248{
2249	unsigned long flags;
2250	struct ensoniq *ensoniq = substream->rmidi->private_data;
2251	unsigned char byte;
2252
2253	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2254	if (up) {
2255		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2256			ensoniq->uartc |= ES_TXINTENO(1);
2257			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2258			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2259			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2260				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2261					ensoniq->uartc &= ~ES_TXINTENM;
2262				} else {
2263					outb(byte, ES_REG(ensoniq, UART_DATA));
2264				}
2265			}
2266			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2267		}
2268	} else {
2269		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2270			ensoniq->uartc &= ~ES_TXINTENM;
2271			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2272		}
2273	}
2274	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2275}
2276
2277static const struct snd_rawmidi_ops snd_ensoniq_midi_output =
2278{
2279	.open =		snd_ensoniq_midi_output_open,
2280	.close =	snd_ensoniq_midi_output_close,
2281	.trigger =	snd_ensoniq_midi_output_trigger,
2282};
2283
2284static const struct snd_rawmidi_ops snd_ensoniq_midi_input =
2285{
2286	.open =		snd_ensoniq_midi_input_open,
2287	.close =	snd_ensoniq_midi_input_close,
2288	.trigger =	snd_ensoniq_midi_input_trigger,
2289};
2290
2291static int snd_ensoniq_midi(struct ensoniq *ensoniq, int device)
 
2292{
2293	struct snd_rawmidi *rmidi;
2294	int err;
2295
2296	err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi);
2297	if (err < 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	err = snd_ensoniq_create(card, pci, &ensoniq);
2369	if (err < 0) {
2370		snd_card_free(card);
2371		return err;
2372	}
2373	card->private_data = ensoniq;
2374
 
2375#ifdef CHIP1370
2376	err = snd_ensoniq_1370_mixer(ensoniq);
2377	if (err < 0) {
2378		snd_card_free(card);
2379		return err;
2380	}
2381#endif
2382#ifdef CHIP1371
2383	err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev]);
2384	if (err < 0) {
2385		snd_card_free(card);
2386		return err;
2387	}
2388#endif
2389	err = snd_ensoniq_pcm(ensoniq, 0);
2390	if (err < 0) {
2391		snd_card_free(card);
2392		return err;
2393	}
2394	err = snd_ensoniq_pcm2(ensoniq, 1);
2395	if (err < 0) {
2396		snd_card_free(card);
2397		return err;
2398	}
2399	err = snd_ensoniq_midi(ensoniq, 0);
2400	if (err < 0) {
2401		snd_card_free(card);
2402		return err;
2403	}
2404
2405	snd_ensoniq_create_gameport(ensoniq, dev);
2406
2407	strcpy(card->driver, DRIVER_NAME);
2408
2409	strcpy(card->shortname, "Ensoniq AudioPCI");
2410	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2411		card->shortname,
2412		card->driver,
2413		ensoniq->port,
2414		ensoniq->irq);
2415
2416	err = snd_card_register(card);
2417	if (err < 0) {
2418		snd_card_free(card);
2419		return err;
2420	}
2421
2422	pci_set_drvdata(pci, card);
2423	dev++;
2424	return 0;
2425}
2426
2427static void snd_audiopci_remove(struct pci_dev *pci)
2428{
2429	snd_card_free(pci_get_drvdata(pci));
2430}
2431
2432static struct pci_driver ens137x_driver = {
2433	.name = KBUILD_MODNAME,
2434	.id_table = snd_audiopci_ids,
2435	.probe = snd_audiopci_probe,
2436	.remove = snd_audiopci_remove,
2437	.driver = {
2438		.pm = SND_ENSONIQ_PM_OPS,
2439	},
2440};
2441	
2442module_pci_driver(ens137x_driver);