1/*
2 *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
4 *		     Thomas Sailer <sailer@ife.ee.ethz.ch>
5 *
6 *   This program is free software; you can redistribute it and/or modify
7 *   it under the terms of the GNU General Public License as published by
8 *   the Free Software Foundation; either version 2 of the License, or
9 *   (at your option) any later version.
10 *
11 *   This program is distributed in the hope that it will be useful,
12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *   GNU General Public License for more details.
15 *
16 *   You should have received a copy of the GNU General Public License
17 *   along with this program; if not, write to the Free Software
18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19 *
20 */
21
22/* Power-Management-Code ( CONFIG_PM )
23 * for ens1371 only ( FIXME )
24 * derived from cs4281.c, atiixp.c and via82xx.c
25 * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/
26 * by Kurt J. Bosch
27 */
28
29#include <asm/io.h>
30#include <linux/delay.h>
31#include <linux/interrupt.h>
32#include <linux/init.h>
33#include <linux/pci.h>
34#include <linux/slab.h>
35#include <linux/gameport.h>
36#include <linux/moduleparam.h>
37#include <linux/mutex.h>
38
39#include <sound/core.h>
40#include <sound/control.h>
41#include <sound/pcm.h>
42#include <sound/rawmidi.h>
43#ifdef CHIP1371
44#include <sound/ac97_codec.h>
45#else
46#include <sound/ak4531_codec.h>
47#endif
48#include <sound/initval.h>
49#include <sound/asoundef.h>
50
51#ifndef CHIP1371
52#undef CHIP1370
53#define CHIP1370
54#endif
55
56#ifdef CHIP1370
57#define DRIVER_NAME "ENS1370"
58#else
59#define DRIVER_NAME "ENS1371"
60#endif
61
62
63MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
64MODULE_LICENSE("GPL");
65#ifdef CHIP1370
66MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
67MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
68	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
69#endif
70#ifdef CHIP1371
71MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
72MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
73		"{Ensoniq,AudioPCI ES1373},"
74		"{Creative Labs,Ectiva EV1938},"
75		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
76		"{Creative Labs,Vibra PCI128},"
77		"{Ectiva,EV1938}}");
78#endif
79
80#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
81#define SUPPORT_JOYSTICK
82#endif
83
84static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
85static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
86static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
87#ifdef SUPPORT_JOYSTICK
88#ifdef CHIP1371
89static int joystick_port[SNDRV_CARDS];
90#else
91static int joystick[SNDRV_CARDS];
92#endif
93#endif
94#ifdef CHIP1371
95static int spdif[SNDRV_CARDS];
96static int lineio[SNDRV_CARDS];
97#endif
98
99module_param_array(index, int, NULL, 0444);
100MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
101module_param_array(id, charp, NULL, 0444);
102MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
103module_param_array(enable, bool, NULL, 0444);
104MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
105#ifdef SUPPORT_JOYSTICK
106#ifdef CHIP1371
107module_param_array(joystick_port, int, NULL, 0444);
108MODULE_PARM_DESC(joystick_port, "Joystick port address.");
109#else
110module_param_array(joystick, bool, NULL, 0444);
111MODULE_PARM_DESC(joystick, "Enable joystick.");
112#endif
113#endif /* SUPPORT_JOYSTICK */
114#ifdef CHIP1371
115module_param_array(spdif, int, NULL, 0444);
116MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
117module_param_array(lineio, int, NULL, 0444);
118MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
119#endif
120
121/* ES1371 chip ID */
122/* This is a little confusing because all ES1371 compatible chips have the
123   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
124   This is only significant if you want to enable features on the later parts.
125   Yes, I know it's stupid and why didn't we use the sub IDs?
126*/
127#define ES1371REV_ES1373_A  0x04
128#define ES1371REV_ES1373_B  0x06
129#define ES1371REV_CT5880_A  0x07
130#define CT5880REV_CT5880_C  0x02
131#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
132#define CT5880REV_CT5880_E  0x04	/* mw */
133#define ES1371REV_ES1371_B  0x09
134#define EV1938REV_EV1938_A  0x00
135#define ES1371REV_ES1373_8  0x08
136
137/*
138 * Direct registers
139 */
140
141#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
142
143#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
144#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
145#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
146#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
147#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
148#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
149#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
150#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
151#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
152#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
153#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
154#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
155#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
156#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
157#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
158#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
159#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
160#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
161#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
162#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
163#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
164#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
165#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
166#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
167#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
168#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
169#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
170#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
171#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
172#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
173#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
174#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
175#define   ES_BREQ		(1<<7)		/* memory bus request enable */
176#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
177#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
178#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
179#define   ES_UART_EN		(1<<3)		/* UART enable */
180#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
181#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
182#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
183#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
184#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
185#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
186#define   ES_INTR               (1<<31)		/* Interrupt is pending */
187#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
188#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
189#define   ES_1373_REAR_BIT26	(1<<26)
190#define   ES_1373_REAR_BIT24	(1<<24)
191#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
192#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
193#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
194#define   ES_1371_TEST          (1<<16)		/* test ASIC */
195#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
196#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
197#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
198#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
199#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
200#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
201#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
202#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
203#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
204#define   ES_UART		(1<<3)		/* UART interrupt pending */
205#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
206#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
207#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
208#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
209#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
210#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
211#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
212#define   ES_TXRDY		(1<<1)		/* transmitter ready */
213#define   ES_RXRDY		(1<<0)		/* receiver ready */
214#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
215#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
216#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
217#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
218#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
219#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
220#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
221#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
222#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
223#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
224#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
225#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
226#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
227#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
228#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
229#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
230#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
231#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
232#define   EV_1938_CODEC_MAGIC	   (1<<26)
233#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
234#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
235#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
236#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
237
238#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
239#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
240#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
241#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
242#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
243#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
244#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
245#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
246#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
247#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
248#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
249#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
250#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
251
252#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
253#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
254#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
255#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
256#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
257#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
258#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
259#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
260#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
261#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
262#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
263#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
264#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
265#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
266#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
267#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
268#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
269#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
270#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
271#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
272#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
273#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
274#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
275
276#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
277
278#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
279#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
280#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
281#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
282#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
283#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
284#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
285#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
286#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
287#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
288#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
289#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
290#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
291#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
292#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
293#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
294#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
295#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
296#define   ES_R1_MODEO(o)	(((o)&0x03)<<4)	/* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */
297#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
298#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
299#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
300#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
301#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
302#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
303#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
304#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
305
306#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
307#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
308#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
309#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
310#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
311#define   ES_REG_COUNTM		(0xffff<<0)
312#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
313
314#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
315#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
316#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
317#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
318#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
319#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
320#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
321#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
322#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
323#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
324#define   ES_REG_FSIZEM		 (0xffff<<0)
325#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
326#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
327#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
328
329#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
330#define   ES_REG_UF_VALID	 (1<<8)
331#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
332#define   ES_REG_UF_BYTEM	 (0xff<<0)
333#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
334
335
336/*
337 *  Pages
338 */
339
340#define ES_PAGE_DAC	0x0c
341#define ES_PAGE_ADC	0x0d
342#define ES_PAGE_UART	0x0e
343#define ES_PAGE_UART1	0x0f
344
345/*
346 *  Sample rate converter addresses
347 */
348
349#define ES_SMPREG_DAC1		0x70
350#define ES_SMPREG_DAC2		0x74
351#define ES_SMPREG_ADC		0x78
352#define ES_SMPREG_VOL_ADC	0x6c
353#define ES_SMPREG_VOL_DAC1	0x7c
354#define ES_SMPREG_VOL_DAC2	0x7e
355#define ES_SMPREG_TRUNC_N	0x00
356#define ES_SMPREG_INT_REGS	0x01
357#define ES_SMPREG_ACCUM_FRAC	0x02
358#define ES_SMPREG_VFREQ_FRAC	0x03
359
360/*
361 *  Some contants
362 */
363
364#define ES_1370_SRCLOCK	   1411200
365#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
366
367/*
368 *  Open modes
369 */
370
371#define ES_MODE_PLAY1	0x0001
372#define ES_MODE_PLAY2	0x0002
373#define ES_MODE_CAPTURE	0x0004
374
375#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
376#define ES_MODE_INPUT	0x0002	/* for MIDI */
377
378/*
379
380 */
381
382struct ensoniq {
383	spinlock_t reg_lock;
384	struct mutex src_mutex;
385
386	int irq;
387
388	unsigned long playback1size;
389	unsigned long playback2size;
390	unsigned long capture3size;
391
392	unsigned long port;
393	unsigned int mode;
394	unsigned int uartm;	/* UART mode */
395
396	unsigned int ctrl;	/* control register */
397	unsigned int sctrl;	/* serial control register */
398	unsigned int cssr;	/* control status register */
399	unsigned int uartc;	/* uart control register */
400	unsigned int rev;	/* chip revision */
401
402	union {
403#ifdef CHIP1371
404		struct {
405			struct snd_ac97 *ac97;
406		} es1371;
407#else
408		struct {
409			int pclkdiv_lock;
410			struct snd_ak4531 *ak4531;
411		} es1370;
412#endif
413	} u;
414
415	struct pci_dev *pci;
416	struct snd_card *card;
417	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
418	struct snd_pcm *pcm2;	/* DAC2 PCM */
419	struct snd_pcm_substream *playback1_substream;
420	struct snd_pcm_substream *playback2_substream;
421	struct snd_pcm_substream *capture_substream;
422	unsigned int p1_dma_size;
423	unsigned int p2_dma_size;
424	unsigned int c_dma_size;
425	unsigned int p1_period_size;
426	unsigned int p2_period_size;
427	unsigned int c_period_size;
428	struct snd_rawmidi *rmidi;
429	struct snd_rawmidi_substream *midi_input;
430	struct snd_rawmidi_substream *midi_output;
431
432	unsigned int spdif;
433	unsigned int spdif_default;
434	unsigned int spdif_stream;
435
436#ifdef CHIP1370
437	struct snd_dma_buffer dma_bug;
438#endif
439
440#ifdef SUPPORT_JOYSTICK
441	struct gameport *gameport;
442#endif
443};
444
445static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
446
447static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = {
448#ifdef CHIP1370
449	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
450#endif
451#ifdef CHIP1371
452	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
453	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
454	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
455#endif
456	{ 0, }
457};
458
459MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
460
461/*
462 *  constants
463 */
464
465#define POLL_COUNT	0xa000
466
467#ifdef CHIP1370
468static unsigned int snd_es1370_fixed_rates[] =
469	{5512, 11025, 22050, 44100};
470static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
471	.count = 4,
472	.list = snd_es1370_fixed_rates,
473	.mask = 0,
474};
475static struct snd_ratnum es1370_clock = {
476	.num = ES_1370_SRCLOCK,
477	.den_min = 29,
478	.den_max = 353,
479	.den_step = 1,
480};
481static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
482	.nrats = 1,
483	.rats = &es1370_clock,
484};
485#else
486static struct snd_ratden es1371_dac_clock = {
487	.num_min = 3000 * (1 << 15),
488	.num_max = 48000 * (1 << 15),
489	.num_step = 3000,
490	.den = 1 << 15,
491};
492static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
493	.nrats = 1,
494	.rats = &es1371_dac_clock,
495};
496static struct snd_ratnum es1371_adc_clock = {
497	.num = 48000 << 15,
498	.den_min = 32768,
499	.den_max = 393216,
500	.den_step = 1,
501};
502static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
503	.nrats = 1,
504	.rats = &es1371_adc_clock,
505};
506#endif
507static const unsigned int snd_ensoniq_sample_shift[] =
508	{0, 1, 1, 2};
509
510/*
511 *  common I/O routines
512 */
513
514#ifdef CHIP1371
515
516static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
517{
518	unsigned int t, r = 0;
519
520	for (t = 0; t < POLL_COUNT; t++) {
521		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
522		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
523			return r;
524		cond_resched();
525	}
526	snd_printk(KERN_ERR "wait src ready timeout 0x%lx [0x%x]\n",
527		   ES_REG(ensoniq, 1371_SMPRATE), r);
528	return 0;
529}
530
531static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
532{
533	unsigned int temp, i, orig, r;
534
535	/* wait for ready */
536	temp = orig = snd_es1371_wait_src_ready(ensoniq);
537
538	/* expose the SRC state bits */
539	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
540		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
541	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
542	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
543
544	/* now, wait for busy and the correct time to read */
545	temp = snd_es1371_wait_src_ready(ensoniq);
546
547	if ((temp & 0x00870000) != 0x00010000) {
548		/* wait for the right state */
549		for (i = 0; i < POLL_COUNT; i++) {
550			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
551			if ((temp & 0x00870000) == 0x00010000)
552				break;
553		}
554	}
555
556	/* hide the state bits */
557	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
558		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
559	r |= ES_1371_SRC_RAM_ADDRO(reg);
560	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
561
562	return temp;
563}
564
565static void snd_es1371_src_write(struct ensoniq * ensoniq,
566				 unsigned short reg, unsigned short data)
567{
568	unsigned int r;
569
570	r = snd_es1371_wait_src_ready(ensoniq) &
571	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
572	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
573	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
574	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
575}
576
577#endif /* CHIP1371 */
578
579#ifdef CHIP1370
580
581static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
582				   unsigned short reg, unsigned short val)
583{
584	struct ensoniq *ensoniq = ak4531->private_data;
585	unsigned long end_time = jiffies + HZ / 10;
586
587#if 0
588	printk(KERN_DEBUG
589	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
590	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
591#endif
592	do {
593		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
594			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
595			return;
596		}
597		schedule_timeout_uninterruptible(1);
598	} while (time_after(end_time, jiffies));
599	snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n",
600		   inl(ES_REG(ensoniq, STATUS)));
601}
602
603#endif /* CHIP1370 */
604
605#ifdef CHIP1371
606
607static inline bool is_ev1938(struct ensoniq *ensoniq)
608{
609	return ensoniq->pci->device == 0x8938;
610}
611
612static void snd_es1371_codec_write(struct snd_ac97 *ac97,
613				   unsigned short reg, unsigned short val)
614{
615	struct ensoniq *ensoniq = ac97->private_data;
616	unsigned int t, x, flag;
617
618	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
619	mutex_lock(&ensoniq->src_mutex);
620	for (t = 0; t < POLL_COUNT; t++) {
621		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
622			/* save the current state for latter */
623			x = snd_es1371_wait_src_ready(ensoniq);
624			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
625			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
626			     ES_REG(ensoniq, 1371_SMPRATE));
627			/* wait for not busy (state 0) first to avoid
628			   transition states */
629			for (t = 0; t < POLL_COUNT; t++) {
630				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
631				    0x00000000)
632					break;
633			}
634			/* wait for a SAFE time to write addr/data and then do it, dammit */
635			for (t = 0; t < POLL_COUNT; t++) {
636				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
637				    0x00010000)
638					break;
639			}
640			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
641			     ES_REG(ensoniq, 1371_CODEC));
642			/* restore SRC reg */
643			snd_es1371_wait_src_ready(ensoniq);
644			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
645			mutex_unlock(&ensoniq->src_mutex);
646			return;
647		}
648	}
649	mutex_unlock(&ensoniq->src_mutex);
650	snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n",
651		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
652}
653
654static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
655					    unsigned short reg)
656{
657	struct ensoniq *ensoniq = ac97->private_data;
658	unsigned int t, x, flag, fail = 0;
659
660	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
661      __again:
662	mutex_lock(&ensoniq->src_mutex);
663	for (t = 0; t < POLL_COUNT; t++) {
664		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
665			/* save the current state for latter */
666			x = snd_es1371_wait_src_ready(ensoniq);
667			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
668			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
669			     ES_REG(ensoniq, 1371_SMPRATE));
670			/* wait for not busy (state 0) first to avoid
671			   transition states */
672			for (t = 0; t < POLL_COUNT; t++) {
673				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
674				    0x00000000)
675					break;
676			}
677			/* wait for a SAFE time to write addr/data and then do it, dammit */
678			for (t = 0; t < POLL_COUNT; t++) {
679				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
680				    0x00010000)
681					break;
682			}
683			outl(ES_1371_CODEC_READS(reg) | flag,
684			     ES_REG(ensoniq, 1371_CODEC));
685			/* restore SRC reg */
686			snd_es1371_wait_src_ready(ensoniq);
687			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
688			/* wait for WIP again */
689			for (t = 0; t < POLL_COUNT; t++) {
690				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
691					break;
692			}
693			/* now wait for the stinkin' data (RDY) */
694			for (t = 0; t < POLL_COUNT; t++) {
695				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
696					if (is_ev1938(ensoniq)) {
697						for (t = 0; t < 100; t++)
698							inl(ES_REG(ensoniq, CONTROL));
699						x = inl(ES_REG(ensoniq, 1371_CODEC));
700					}
701					mutex_unlock(&ensoniq->src_mutex);
702					return ES_1371_CODEC_READ(x);
703				}
704			}
705			mutex_unlock(&ensoniq->src_mutex);
706			if (++fail > 10) {
707				snd_printk(KERN_ERR "codec read timeout (final) "
708					   "at 0x%lx, reg = 0x%x [0x%x]\n",
709					   ES_REG(ensoniq, 1371_CODEC), reg,
710					   inl(ES_REG(ensoniq, 1371_CODEC)));
711				return 0;
712			}
713			goto __again;
714		}
715	}
716	mutex_unlock(&ensoniq->src_mutex);
717	snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n",
718		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
719	return 0;
720}
721
722static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
723{
724	msleep(750);
725	snd_es1371_codec_read(ac97, AC97_RESET);
726	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
727	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
728	msleep(50);
729}
730
731static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
732{
733	unsigned int n, truncm, freq, result;
734
735	mutex_lock(&ensoniq->src_mutex);
736	n = rate / 3000;
737	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
738		n--;
739	truncm = (21 * n - 1) | 1;
740	freq = ((48000UL << 15) / rate) * n;
741	result = (48000UL << 15) / (freq / n);
742	if (rate >= 24000) {
743		if (truncm > 239)
744			truncm = 239;
745		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
746				(((239 - truncm) >> 1) << 9) | (n << 4));
747	} else {
748		if (truncm > 119)
749			truncm = 119;
750		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
751				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
752	}
753	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
754			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
755						  ES_SMPREG_INT_REGS) & 0x00ff) |
756			     ((freq >> 5) & 0xfc00));
757	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
758	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
759	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
760	mutex_unlock(&ensoniq->src_mutex);
761}
762
763static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
764{
765	unsigned int freq, r;
766
767	mutex_lock(&ensoniq->src_mutex);
768	freq = ((rate << 15) + 1500) / 3000;
769	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
770						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
771		ES_1371_DIS_P1;
772	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
773	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
774			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
775						  ES_SMPREG_INT_REGS) & 0x00ff) |
776			     ((freq >> 5) & 0xfc00));
777	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
778	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
779						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
780	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
781	mutex_unlock(&ensoniq->src_mutex);
782}
783
784static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
785{
786	unsigned int freq, r;
787
788	mutex_lock(&ensoniq->src_mutex);
789	freq = ((rate << 15) + 1500) / 3000;
790	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
791						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
792		ES_1371_DIS_P2;
793	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
794	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
795			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
796						  ES_SMPREG_INT_REGS) & 0x00ff) |
797			     ((freq >> 5) & 0xfc00));
798	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
799			     freq & 0x7fff);
800	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
801						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
802	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
803	mutex_unlock(&ensoniq->src_mutex);
804}
805
806#endif /* CHIP1371 */
807
808static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
809{
810	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
811	switch (cmd) {
812	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
813	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
814	{
815		unsigned int what = 0;
816		struct snd_pcm_substream *s;
817		snd_pcm_group_for_each_entry(s, substream) {
818			if (s == ensoniq->playback1_substream) {
819				what |= ES_P1_PAUSE;
820				snd_pcm_trigger_done(s, substream);
821			} else if (s == ensoniq->playback2_substream) {
822				what |= ES_P2_PAUSE;
823				snd_pcm_trigger_done(s, substream);
824			} else if (s == ensoniq->capture_substream)
825				return -EINVAL;
826		}
827		spin_lock(&ensoniq->reg_lock);
828		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
829			ensoniq->sctrl |= what;
830		else
831			ensoniq->sctrl &= ~what;
832		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
833		spin_unlock(&ensoniq->reg_lock);
834		break;
835	}
836	case SNDRV_PCM_TRIGGER_START:
837	case SNDRV_PCM_TRIGGER_STOP:
838	{
839		unsigned int what = 0;
840		struct snd_pcm_substream *s;
841		snd_pcm_group_for_each_entry(s, substream) {
842			if (s == ensoniq->playback1_substream) {
843				what |= ES_DAC1_EN;
844				snd_pcm_trigger_done(s, substream);
845			} else if (s == ensoniq->playback2_substream) {
846				what |= ES_DAC2_EN;
847				snd_pcm_trigger_done(s, substream);
848			} else if (s == ensoniq->capture_substream) {
849				what |= ES_ADC_EN;
850				snd_pcm_trigger_done(s, substream);
851			}
852		}
853		spin_lock(&ensoniq->reg_lock);
854		if (cmd == SNDRV_PCM_TRIGGER_START)
855			ensoniq->ctrl |= what;
856		else
857			ensoniq->ctrl &= ~what;
858		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
859		spin_unlock(&ensoniq->reg_lock);
860		break;
861	}
862	default:
863		return -EINVAL;
864	}
865	return 0;
866}
867
868/*
869 *  PCM part
870 */
871
872static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
873				 struct snd_pcm_hw_params *hw_params)
874{
875	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
876}
877
878static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
879{
880	return snd_pcm_lib_free_pages(substream);
881}
882
883static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
884{
885	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
886	struct snd_pcm_runtime *runtime = substream->runtime;
887	unsigned int mode = 0;
888
889	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
890	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
891	if (snd_pcm_format_width(runtime->format) == 16)
892		mode |= 0x02;
893	if (runtime->channels > 1)
894		mode |= 0x01;
895	spin_lock_irq(&ensoniq->reg_lock);
896	ensoniq->ctrl &= ~ES_DAC1_EN;
897#ifdef CHIP1371
898	/* 48k doesn't need SRC (it breaks AC3-passthru) */
899	if (runtime->rate == 48000)
900		ensoniq->ctrl |= ES_1373_BYPASS_P1;
901	else
902		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
903#endif
904	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
905	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
906	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
907	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
908	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
909	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
910	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
911	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
912	     ES_REG(ensoniq, DAC1_COUNT));
913#ifdef CHIP1370
914	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
915	switch (runtime->rate) {
916	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
917	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
918	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
919	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
920	default: snd_BUG();
921	}
922#endif
923	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
924	spin_unlock_irq(&ensoniq->reg_lock);
925#ifndef CHIP1370
926	snd_es1371_dac1_rate(ensoniq, runtime->rate);
927#endif
928	return 0;
929}
930
931static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
932{
933	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
934	struct snd_pcm_runtime *runtime = substream->runtime;
935	unsigned int mode = 0;
936
937	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
938	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
939	if (snd_pcm_format_width(runtime->format) == 16)
940		mode |= 0x02;
941	if (runtime->channels > 1)
942		mode |= 0x01;
943	spin_lock_irq(&ensoniq->reg_lock);
944	ensoniq->ctrl &= ~ES_DAC2_EN;
945	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
946	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
947	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
948	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
949	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
950			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
951	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
952			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
953	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
954	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
955	     ES_REG(ensoniq, DAC2_COUNT));
956#ifdef CHIP1370
957	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
958		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
959		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
960		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
961	}
962#endif
963	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
964	spin_unlock_irq(&ensoniq->reg_lock);
965#ifndef CHIP1370
966	snd_es1371_dac2_rate(ensoniq, runtime->rate);
967#endif
968	return 0;
969}
970
971static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
972{
973	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
974	struct snd_pcm_runtime *runtime = substream->runtime;
975	unsigned int mode = 0;
976
977	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
978	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
979	if (snd_pcm_format_width(runtime->format) == 16)
980		mode |= 0x02;
981	if (runtime->channels > 1)
982		mode |= 0x01;
983	spin_lock_irq(&ensoniq->reg_lock);
984	ensoniq->ctrl &= ~ES_ADC_EN;
985	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
986	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
987	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
988	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
989	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
990	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
991	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
992	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
993	     ES_REG(ensoniq, ADC_COUNT));
994#ifdef CHIP1370
995	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
996		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
997		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
998		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
999	}
1000#endif
1001	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1002	spin_unlock_irq(&ensoniq->reg_lock);
1003#ifndef CHIP1370
1004	snd_es1371_adc_rate(ensoniq, runtime->rate);
1005#endif
1006	return 0;
1007}
1008
1009static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1010{
1011	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1012	size_t ptr;
1013
1014	spin_lock(&ensoniq->reg_lock);
1015	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1016		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1017		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1018		ptr = bytes_to_frames(substream->runtime, ptr);
1019	} else {
1020		ptr = 0;
1021	}
1022	spin_unlock(&ensoniq->reg_lock);
1023	return ptr;
1024}
1025
1026static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1027{
1028	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1029	size_t ptr;
1030
1031	spin_lock(&ensoniq->reg_lock);
1032	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1033		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1034		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1035		ptr = bytes_to_frames(substream->runtime, ptr);
1036	} else {
1037		ptr = 0;
1038	}
1039	spin_unlock(&ensoniq->reg_lock);
1040	return ptr;
1041}
1042
1043static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1044{
1045	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1046	size_t ptr;
1047
1048	spin_lock(&ensoniq->reg_lock);
1049	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1050		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1051		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1052		ptr = bytes_to_frames(substream->runtime, ptr);
1053	} else {
1054		ptr = 0;
1055	}
1056	spin_unlock(&ensoniq->reg_lock);
1057	return ptr;
1058}
1059
1060static struct snd_pcm_hardware snd_ensoniq_playback1 =
1061{
1062	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1063				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1064				 SNDRV_PCM_INFO_MMAP_VALID |
1065				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1066	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1067	.rates =
1068#ifndef CHIP1370
1069				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1070#else
1071				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1072				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 |
1073				 SNDRV_PCM_RATE_44100),
1074#endif
1075	.rate_min =		4000,
1076	.rate_max =		48000,
1077	.channels_min =		1,
1078	.channels_max =		2,
1079	.buffer_bytes_max =	(128*1024),
1080	.period_bytes_min =	64,
1081	.period_bytes_max =	(128*1024),
1082	.periods_min =		1,
1083	.periods_max =		1024,
1084	.fifo_size =		0,
1085};
1086
1087static struct snd_pcm_hardware snd_ensoniq_playback2 =
1088{
1089	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1090				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1091				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE |
1092				 SNDRV_PCM_INFO_SYNC_START),
1093	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1094	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1095	.rate_min =		4000,
1096	.rate_max =		48000,
1097	.channels_min =		1,
1098	.channels_max =		2,
1099	.buffer_bytes_max =	(128*1024),
1100	.period_bytes_min =	64,
1101	.period_bytes_max =	(128*1024),
1102	.periods_min =		1,
1103	.periods_max =		1024,
1104	.fifo_size =		0,
1105};
1106
1107static struct snd_pcm_hardware snd_ensoniq_capture =
1108{
1109	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1110				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1111				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1112	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1113	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1114	.rate_min =		4000,
1115	.rate_max =		48000,
1116	.channels_min =		1,
1117	.channels_max =		2,
1118	.buffer_bytes_max =	(128*1024),
1119	.period_bytes_min =	64,
1120	.period_bytes_max =	(128*1024),
1121	.periods_min =		1,
1122	.periods_max =		1024,
1123	.fifo_size =		0,
1124};
1125
1126static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1127{
1128	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1129	struct snd_pcm_runtime *runtime = substream->runtime;
1130
1131	ensoniq->mode |= ES_MODE_PLAY1;
1132	ensoniq->playback1_substream = substream;
1133	runtime->hw = snd_ensoniq_playback1;
1134	snd_pcm_set_sync(substream);
1135	spin_lock_irq(&ensoniq->reg_lock);
1136	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1137		ensoniq->spdif_stream = ensoniq->spdif_default;
1138	spin_unlock_irq(&ensoniq->reg_lock);
1139#ifdef CHIP1370
1140	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1141				   &snd_es1370_hw_constraints_rates);
1142#else
1143	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1144				      &snd_es1371_hw_constraints_dac_clock);
1145#endif
1146	return 0;
1147}
1148
1149static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1150{
1151	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1152	struct snd_pcm_runtime *runtime = substream->runtime;
1153
1154	ensoniq->mode |= ES_MODE_PLAY2;
1155	ensoniq->playback2_substream = substream;
1156	runtime->hw = snd_ensoniq_playback2;
1157	snd_pcm_set_sync(substream);
1158	spin_lock_irq(&ensoniq->reg_lock);
1159	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1160		ensoniq->spdif_stream = ensoniq->spdif_default;
1161	spin_unlock_irq(&ensoniq->reg_lock);
1162#ifdef CHIP1370
1163	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1164				      &snd_es1370_hw_constraints_clock);
1165#else
1166	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1167				      &snd_es1371_hw_constraints_dac_clock);
1168#endif
1169	return 0;
1170}
1171
1172static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1173{
1174	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1175	struct snd_pcm_runtime *runtime = substream->runtime;
1176
1177	ensoniq->mode |= ES_MODE_CAPTURE;
1178	ensoniq->capture_substream = substream;
1179	runtime->hw = snd_ensoniq_capture;
1180	snd_pcm_set_sync(substream);
1181#ifdef CHIP1370
1182	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1183				      &snd_es1370_hw_constraints_clock);
1184#else
1185	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1186				      &snd_es1371_hw_constraints_adc_clock);
1187#endif
1188	return 0;
1189}
1190
1191static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1192{
1193	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1194
1195	ensoniq->playback1_substream = NULL;
1196	ensoniq->mode &= ~ES_MODE_PLAY1;
1197	return 0;
1198}
1199
1200static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1201{
1202	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1203
1204	ensoniq->playback2_substream = NULL;
1205	spin_lock_irq(&ensoniq->reg_lock);
1206#ifdef CHIP1370
1207	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1208#endif
1209	ensoniq->mode &= ~ES_MODE_PLAY2;
1210	spin_unlock_irq(&ensoniq->reg_lock);
1211	return 0;
1212}
1213
1214static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1215{
1216	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1217
1218	ensoniq->capture_substream = NULL;
1219	spin_lock_irq(&ensoniq->reg_lock);
1220#ifdef CHIP1370
1221	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1222#endif
1223	ensoniq->mode &= ~ES_MODE_CAPTURE;
1224	spin_unlock_irq(&ensoniq->reg_lock);
1225	return 0;
1226}
1227
1228static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1229	.open =		snd_ensoniq_playback1_open,
1230	.close =	snd_ensoniq_playback1_close,
1231	.ioctl =	snd_pcm_lib_ioctl,
1232	.hw_params =	snd_ensoniq_hw_params,
1233	.hw_free =	snd_ensoniq_hw_free,
1234	.prepare =	snd_ensoniq_playback1_prepare,
1235	.trigger =	snd_ensoniq_trigger,
1236	.pointer =	snd_ensoniq_playback1_pointer,
1237};
1238
1239static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1240	.open =		snd_ensoniq_playback2_open,
1241	.close =	snd_ensoniq_playback2_close,
1242	.ioctl =	snd_pcm_lib_ioctl,
1243	.hw_params =	snd_ensoniq_hw_params,
1244	.hw_free =	snd_ensoniq_hw_free,
1245	.prepare =	snd_ensoniq_playback2_prepare,
1246	.trigger =	snd_ensoniq_trigger,
1247	.pointer =	snd_ensoniq_playback2_pointer,
1248};
1249
1250static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1251	.open =		snd_ensoniq_capture_open,
1252	.close =	snd_ensoniq_capture_close,
1253	.ioctl =	snd_pcm_lib_ioctl,
1254	.hw_params =	snd_ensoniq_hw_params,
1255	.hw_free =	snd_ensoniq_hw_free,
1256	.prepare =	snd_ensoniq_capture_prepare,
1257	.trigger =	snd_ensoniq_trigger,
1258	.pointer =	snd_ensoniq_capture_pointer,
1259};
1260
1261static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
1262				     struct snd_pcm ** rpcm)
1263{
1264	struct snd_pcm *pcm;
1265	int err;
1266
1267	if (rpcm)
1268		*rpcm = NULL;
1269#ifdef CHIP1370
1270	err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm);
1271#else
1272	err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm);
1273#endif
1274	if (err < 0)
1275		return err;
1276
1277#ifdef CHIP1370
1278	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1279#else
1280	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1281#endif
1282	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1283
1284	pcm->private_data = ensoniq;
1285	pcm->info_flags = 0;
1286#ifdef CHIP1370
1287	strcpy(pcm->name, "ES1370 DAC2/ADC");
1288#else
1289	strcpy(pcm->name, "ES1371 DAC2/ADC");
1290#endif
1291	ensoniq->pcm1 = pcm;
1292
1293	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1294					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1295
1296	if (rpcm)
1297		*rpcm = pcm;
1298	return 0;
1299}
1300
1301static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
1302				      struct snd_pcm ** rpcm)
1303{
1304	struct snd_pcm *pcm;
1305	int err;
1306
1307	if (rpcm)
1308		*rpcm = NULL;
1309#ifdef CHIP1370
1310	err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm);
1311#else
1312	err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm);
1313#endif
1314	if (err < 0)
1315		return err;
1316
1317#ifdef CHIP1370
1318	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1319#else
1320	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1321#endif
1322	pcm->private_data = ensoniq;
1323	pcm->info_flags = 0;
1324#ifdef CHIP1370
1325	strcpy(pcm->name, "ES1370 DAC1");
1326#else
1327	strcpy(pcm->name, "ES1371 DAC1");
1328#endif
1329	ensoniq->pcm2 = pcm;
1330
1331	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1332					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1333
1334	if (rpcm)
1335		*rpcm = pcm;
1336	return 0;
1337}
1338
1339/*
1340 *  Mixer section
1341 */
1342
1343/*
1344 * ENS1371 mixer (including SPDIF interface)
1345 */
1346#ifdef CHIP1371
1347static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1348				  struct snd_ctl_elem_info *uinfo)
1349{
1350	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1351	uinfo->count = 1;
1352	return 0;
1353}
1354
1355static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1356                                         struct snd_ctl_elem_value *ucontrol)
1357{
1358	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1359	spin_lock_irq(&ensoniq->reg_lock);
1360	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1361	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1362	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1363	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1364	spin_unlock_irq(&ensoniq->reg_lock);
1365	return 0;
1366}
1367
1368static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1369                                         struct snd_ctl_elem_value *ucontrol)
1370{
1371	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1372	unsigned int val;
1373	int change;
1374
1375	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1376	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1377	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1378	      ((u32)ucontrol->value.iec958.status[3] << 24);
1379	spin_lock_irq(&ensoniq->reg_lock);
1380	change = ensoniq->spdif_default != val;
1381	ensoniq->spdif_default = val;
1382	if (change && ensoniq->playback1_substream == NULL &&
1383	    ensoniq->playback2_substream == NULL)
1384		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1385	spin_unlock_irq(&ensoniq->reg_lock);
1386	return change;
1387}
1388
1389static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1390				      struct snd_ctl_elem_value *ucontrol)
1391{
1392	ucontrol->value.iec958.status[0] = 0xff;
1393	ucontrol->value.iec958.status[1] = 0xff;
1394	ucontrol->value.iec958.status[2] = 0xff;
1395	ucontrol->value.iec958.status[3] = 0xff;
1396	return 0;
1397}
1398
1399static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1400					struct snd_ctl_elem_value *ucontrol)
1401{
1402	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1403	spin_lock_irq(&ensoniq->reg_lock);
1404	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1405	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1406	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1407	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1408	spin_unlock_irq(&ensoniq->reg_lock);
1409	return 0;
1410}
1411
1412static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1413                                        struct snd_ctl_elem_value *ucontrol)
1414{
1415	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1416	unsigned int val;
1417	int change;
1418
1419	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1420	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1421	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1422	      ((u32)ucontrol->value.iec958.status[3] << 24);
1423	spin_lock_irq(&ensoniq->reg_lock);
1424	change = ensoniq->spdif_stream != val;
1425	ensoniq->spdif_stream = val;
1426	if (change && (ensoniq->playback1_substream != NULL ||
1427		       ensoniq->playback2_substream != NULL))
1428		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1429	spin_unlock_irq(&ensoniq->reg_lock);
1430	return change;
1431}
1432
1433#define ES1371_SPDIF(xname) \
1434{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1435  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1436
1437#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1438
1439static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1440				struct snd_ctl_elem_value *ucontrol)
1441{
1442	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1443
1444	spin_lock_irq(&ensoniq->reg_lock);
1445	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1446	spin_unlock_irq(&ensoniq->reg_lock);
1447	return 0;
1448}
1449
1450static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1451				struct snd_ctl_elem_value *ucontrol)
1452{
1453	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1454	unsigned int nval1, nval2;
1455	int change;
1456
1457	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1458	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1459	spin_lock_irq(&ensoniq->reg_lock);
1460	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1461	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1462	ensoniq->ctrl |= nval1;
1463	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1464	ensoniq->cssr |= nval2;
1465	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1466	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1467	spin_unlock_irq(&ensoniq->reg_lock);
1468	return change;
1469}
1470
1471
1472/* spdif controls */
1473static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
1474	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1475	{
1476		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1477		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1478		.info =		snd_ens1373_spdif_info,
1479		.get =		snd_ens1373_spdif_default_get,
1480		.put =		snd_ens1373_spdif_default_put,
1481	},
1482	{
1483		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1484		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1485		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1486		.info =		snd_ens1373_spdif_info,
1487		.get =		snd_ens1373_spdif_mask_get
1488	},
1489	{
1490		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1491		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1492		.info =		snd_ens1373_spdif_info,
1493		.get =		snd_ens1373_spdif_stream_get,
1494		.put =		snd_ens1373_spdif_stream_put
1495	},
1496};
1497
1498
1499#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1500
1501static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1502			       struct snd_ctl_elem_value *ucontrol)
1503{
1504	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1505	int val = 0;
1506
1507	spin_lock_irq(&ensoniq->reg_lock);
1508	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1509			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1510	    	val = 1;
1511	ucontrol->value.integer.value[0] = val;
1512	spin_unlock_irq(&ensoniq->reg_lock);
1513	return 0;
1514}
1515
1516static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1517			       struct snd_ctl_elem_value *ucontrol)
1518{
1519	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1520	unsigned int nval1;
1521	int change;
1522
1523	nval1 = ucontrol->value.integer.value[0] ?
1524		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1525	spin_lock_irq(&ensoniq->reg_lock);
1526	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1527				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1528	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1529	ensoniq->cssr |= nval1;
1530	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1531	spin_unlock_irq(&ensoniq->reg_lock);
1532	return change;
1533}
1534
1535static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
1536{
1537	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1538	.name =		"AC97 2ch->4ch Copy Switch",
1539	.info =		snd_es1373_rear_info,
1540	.get =		snd_es1373_rear_get,
1541	.put =		snd_es1373_rear_put,
1542};
1543
1544#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1545
1546static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1547			       struct snd_ctl_elem_value *ucontrol)
1548{
1549	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1550	int val = 0;
1551
1552	spin_lock_irq(&ensoniq->reg_lock);
1553	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1554	    	val = 1;
1555	ucontrol->value.integer.value[0] = val;
1556	spin_unlock_irq(&ensoniq->reg_lock);
1557	return 0;
1558}
1559
1560static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1561			       struct snd_ctl_elem_value *ucontrol)
1562{
1563	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1564	int changed;
1565	unsigned int ctrl;
1566
1567	spin_lock_irq(&ensoniq->reg_lock);
1568	ctrl = ensoniq->ctrl;
1569	if (ucontrol->value.integer.value[0])
1570		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1571	else
1572		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1573	changed = (ctrl != ensoniq->ctrl);
1574	if (changed)
1575		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1576	spin_unlock_irq(&ensoniq->reg_lock);
1577	return changed;
1578}
1579
1580static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
1581{
1582	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1583	.name =		"Line In->Rear Out Switch",
1584	.info =		snd_es1373_line_info,
1585	.get =		snd_es1373_line_get,
1586	.put =		snd_es1373_line_put,
1587};
1588
1589static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1590{
1591	struct ensoniq *ensoniq = ac97->private_data;
1592	ensoniq->u.es1371.ac97 = NULL;
1593}
1594
1595struct es1371_quirk {
1596	unsigned short vid;		/* vendor ID */
1597	unsigned short did;		/* device ID */
1598	unsigned char rev;		/* revision */
1599};
1600
1601static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1602				struct es1371_quirk *list)
1603{
1604	while (list->vid != (unsigned short)PCI_ANY_ID) {
1605		if (ensoniq->pci->vendor == list->vid &&
1606		    ensoniq->pci->device == list->did &&
1607		    ensoniq->rev == list->rev)
1608			return 1;
1609		list++;
1610	}
1611	return 0;
1612}
1613
1614static struct es1371_quirk es1371_spdif_present[] __devinitdata = {
1615	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1616	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1617	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1618	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1619	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1620	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1621};
1622
1623static struct snd_pci_quirk ens1373_line_quirk[] __devinitdata = {
1624	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1625	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1626	{ } /* end */
1627};
1628
1629static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1630					    int has_spdif, int has_line)
1631{
1632	struct snd_card *card = ensoniq->card;
1633	struct snd_ac97_bus *pbus;
1634	struct snd_ac97_template ac97;
1635	int err;
1636	static struct snd_ac97_bus_ops ops = {
1637		.write = snd_es1371_codec_write,
1638		.read = snd_es1371_codec_read,
1639		.wait = snd_es1371_codec_wait,
1640	};
1641
1642	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1643		return err;
1644
1645	memset(&ac97, 0, sizeof(ac97));
1646	ac97.private_data = ensoniq;
1647	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1648	ac97.pci = ensoniq->pci;
1649	ac97.scaps = AC97_SCAP_AUDIO;
1650	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1651		return err;
1652	if (has_spdif > 0 ||
1653	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1654		struct snd_kcontrol *kctl;
1655		int i, is_spdif = 0;
1656
1657		ensoniq->spdif_default = ensoniq->spdif_stream =
1658			SNDRV_PCM_DEFAULT_CON_SPDIF;
1659		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1660
1661		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1662			is_spdif++;
1663
1664		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1665			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1666			if (!kctl)
1667				return -ENOMEM;
1668			kctl->id.index = is_spdif;
1669			err = snd_ctl_add(card, kctl);
1670			if (err < 0)
1671				return err;
1672		}
1673	}
1674	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1675		/* mirror rear to front speakers */
1676		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1677		ensoniq->cssr |= ES_1373_REAR_BIT26;
1678		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1679		if (err < 0)
1680			return err;
1681	}
1682	if (has_line > 0 ||
1683	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1684		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1685						      ensoniq));
1686		 if (err < 0)
1687			 return err;
1688	}
1689
1690	return 0;
1691}
1692
1693#endif /* CHIP1371 */
1694
1695/* generic control callbacks for ens1370 */
1696#ifdef CHIP1370
1697#define ENSONIQ_CONTROL(xname, mask) \
1698{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1699  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1700  .private_value = mask }
1701
1702#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1703
1704static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1705				   struct snd_ctl_elem_value *ucontrol)
1706{
1707	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1708	int mask = kcontrol->private_value;
1709
1710	spin_lock_irq(&ensoniq->reg_lock);
1711	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1712	spin_unlock_irq(&ensoniq->reg_lock);
1713	return 0;
1714}
1715
1716static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1717				   struct snd_ctl_elem_value *ucontrol)
1718{
1719	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1720	int mask = kcontrol->private_value;
1721	unsigned int nval;
1722	int change;
1723
1724	nval = ucontrol->value.integer.value[0] ? mask : 0;
1725	spin_lock_irq(&ensoniq->reg_lock);
1726	change = (ensoniq->ctrl & mask) != nval;
1727	ensoniq->ctrl &= ~mask;
1728	ensoniq->ctrl |= nval;
1729	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1730	spin_unlock_irq(&ensoniq->reg_lock);
1731	return change;
1732}
1733
1734/*
1735 * ENS1370 mixer
1736 */
1737
1738static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
1739ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1740ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1741};
1742
1743#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1744
1745static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1746{
1747	struct ensoniq *ensoniq = ak4531->private_data;
1748	ensoniq->u.es1370.ak4531 = NULL;
1749}
1750
1751static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
1752{
1753	struct snd_card *card = ensoniq->card;
1754	struct snd_ak4531 ak4531;
1755	unsigned int idx;
1756	int err;
1757
1758	/* try reset AK4531 */
1759	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1760	inw(ES_REG(ensoniq, 1370_CODEC));
1761	udelay(100);
1762	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1763	inw(ES_REG(ensoniq, 1370_CODEC));
1764	udelay(100);
1765
1766	memset(&ak4531, 0, sizeof(ak4531));
1767	ak4531.write = snd_es1370_codec_write;
1768	ak4531.private_data = ensoniq;
1769	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1770	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1771		return err;
1772	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1773		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1774		if (err < 0)
1775			return err;
1776	}
1777	return 0;
1778}
1779
1780#endif /* CHIP1370 */
1781
1782#ifdef SUPPORT_JOYSTICK
1783
1784#ifdef CHIP1371
1785static int __devinit snd_ensoniq_get_joystick_port(int dev)
1786{
1787	switch (joystick_port[dev]) {
1788	case 0: /* disabled */
1789	case 1: /* auto-detect */
1790	case 0x200:
1791	case 0x208:
1792	case 0x210:
1793	case 0x218:
1794		return joystick_port[dev];
1795
1796	default:
1797		printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]);
1798		return 0;
1799	}
1800}
1801#else
1802static inline int snd_ensoniq_get_joystick_port(int dev)
1803{
1804	return joystick[dev] ? 0x200 : 0;
1805}
1806#endif
1807
1808static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1809{
1810	struct gameport *gp;
1811	int io_port;
1812
1813	io_port = snd_ensoniq_get_joystick_port(dev);
1814
1815	switch (io_port) {
1816	case 0:
1817		return -ENOSYS;
1818
1819	case 1: /* auto_detect */
1820		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1821			if (request_region(io_port, 8, "ens137x: gameport"))
1822				break;
1823		if (io_port > 0x218) {
1824			printk(KERN_WARNING "ens137x: no gameport ports available\n");
1825			return -EBUSY;
1826		}
1827		break;
1828
1829	default:
1830		if (!request_region(io_port, 8, "ens137x: gameport")) {
1831			printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
1832			       io_port);
1833			return -EBUSY;
1834		}
1835		break;
1836	}
1837
1838	ensoniq->gameport = gp = gameport_allocate_port();
1839	if (!gp) {
1840		printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n");
1841		release_region(io_port, 8);
1842		return -ENOMEM;
1843	}
1844
1845	gameport_set_name(gp, "ES137x");
1846	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1847	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1848	gp->io = io_port;
1849
1850	ensoniq->ctrl |= ES_JYSTK_EN;
1851#ifdef CHIP1371
1852	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1853	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1854#endif
1855	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1856
1857	gameport_register_port(ensoniq->gameport);
1858
1859	return 0;
1860}
1861
1862static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1863{
1864	if (ensoniq->gameport) {
1865		int port = ensoniq->gameport->io;
1866
1867		gameport_unregister_port(ensoniq->gameport);
1868		ensoniq->gameport = NULL;
1869		ensoniq->ctrl &= ~ES_JYSTK_EN;
1870		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1871		release_region(port, 8);
1872	}
1873}
1874#else
1875static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1876static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1877#endif /* SUPPORT_JOYSTICK */
1878
1879/*
1880
1881 */
1882
1883static void snd_ensoniq_proc_read(struct snd_info_entry *entry,
1884				  struct snd_info_buffer *buffer)
1885{
1886	struct ensoniq *ensoniq = entry->private_data;
1887
1888#ifdef CHIP1370
1889	snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
1890#else
1891	snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
1892#endif
1893	snd_iprintf(buffer, "Joystick enable  : %s\n",
1894		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1895#ifdef CHIP1370
1896	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1897		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1898	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1899		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1900#else
1901	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1902		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1903#endif
1904}
1905
1906static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
1907{
1908	struct snd_info_entry *entry;
1909
1910	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1911		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1912}
1913
1914/*
1915
1916 */
1917
1918static int snd_ensoniq_free(struct ensoniq *ensoniq)
1919{
1920	snd_ensoniq_free_gameport(ensoniq);
1921	if (ensoniq->irq < 0)
1922		goto __hw_end;
1923#ifdef CHIP1370
1924	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1925	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1926#else
1927	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1928	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1929#endif
1930	if (ensoniq->irq >= 0)
1931		synchronize_irq(ensoniq->irq);
1932	pci_set_power_state(ensoniq->pci, 3);
1933      __hw_end:
1934#ifdef CHIP1370
1935	if (ensoniq->dma_bug.area)
1936		snd_dma_free_pages(&ensoniq->dma_bug);
1937#endif
1938	if (ensoniq->irq >= 0)
1939		free_irq(ensoniq->irq, ensoniq);
1940	pci_release_regions(ensoniq->pci);
1941	pci_disable_device(ensoniq->pci);
1942	kfree(ensoniq);
1943	return 0;
1944}
1945
1946static int snd_ensoniq_dev_free(struct snd_device *device)
1947{
1948	struct ensoniq *ensoniq = device->device_data;
1949	return snd_ensoniq_free(ensoniq);
1950}
1951
1952#ifdef CHIP1371
1953static struct snd_pci_quirk es1371_amplifier_hack[] __devinitdata = {
1954	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1955	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1956	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1957	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1958	{ } /* end */
1959};
1960
1961static struct es1371_quirk es1371_ac97_reset_hack[] = {
1962	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1963	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1964	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1965	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1966	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1967	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1968};
1969#endif
1970
1971static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1972{
1973#ifdef CHIP1371
1974	int idx;
1975#endif
1976	/* this code was part of snd_ensoniq_create before intruduction
1977	  * of suspend/resume
1978	  */
1979#ifdef CHIP1370
1980	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1981	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1982	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1983	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1984	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1985#else
1986	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1987	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1988	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1989	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1990	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1991	    /* need to delay around 20ms(bleech) to give
1992	       some CODECs enough time to wakeup */
1993	    msleep(20);
1994	}
1995	/* AC'97 warm reset to start the bitclk */
1996	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1997	inl(ES_REG(ensoniq, CONTROL));
1998	udelay(20);
1999	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2000	/* Init the sample rate converter */
2001	snd_es1371_wait_src_ready(ensoniq);
2002	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2003	for (idx = 0; idx < 0x80; idx++)
2004		snd_es1371_src_write(ensoniq, idx, 0);
2005	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2006	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2007	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2008	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2009	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2010	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2011	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2012	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2013	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2014	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2015	snd_es1371_adc_rate(ensoniq, 22050);
2016	snd_es1371_dac1_rate(ensoniq, 22050);
2017	snd_es1371_dac2_rate(ensoniq, 22050);
2018	/* WARNING:
2019	 * enabling the sample rate converter without properly programming
2020	 * its parameters causes the chip to lock up (the SRC busy bit will
2021	 * be stuck high, and I've found no way to rectify this other than
2022	 * power cycle) - Thomas Sailer
2023	 */
2024	snd_es1371_wait_src_ready(ensoniq);
2025	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2026	/* try reset codec directly */
2027	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2028#endif
2029	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2030	outb(0x00, ES_REG(ensoniq, UART_RES));
2031	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2032	synchronize_irq(ensoniq->irq);
2033}
2034
2035#ifdef CONFIG_PM
2036static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
2037{
2038	struct snd_card *card = pci_get_drvdata(pci);
2039	struct ensoniq *ensoniq = card->private_data;
2040
2041	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2042
2043	snd_pcm_suspend_all(ensoniq->pcm1);
2044	snd_pcm_suspend_all(ensoniq->pcm2);
2045
2046#ifdef CHIP1371
2047	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2048#else
2049	/* try to reset AK4531 */
2050	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2051	inw(ES_REG(ensoniq, 1370_CODEC));
2052	udelay(100);
2053	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2054	inw(ES_REG(ensoniq, 1370_CODEC));
2055	udelay(100);
2056	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2057#endif
2058
2059	pci_disable_device(pci);
2060	pci_save_state(pci);
2061	pci_set_power_state(pci, pci_choose_state(pci, state));
2062	return 0;
2063}
2064
2065static int snd_ensoniq_resume(struct pci_dev *pci)
2066{
2067	struct snd_card *card = pci_get_drvdata(pci);
2068	struct ensoniq *ensoniq = card->private_data;
2069
2070	pci_set_power_state(pci, PCI_D0);
2071	pci_restore_state(pci);
2072	if (pci_enable_device(pci) < 0) {
2073		printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, "
2074		       "disabling device\n");
2075		snd_card_disconnect(card);
2076		return -EIO;
2077	}
2078	pci_set_master(pci);
2079
2080	snd_ensoniq_chip_init(ensoniq);
2081
2082#ifdef CHIP1371
2083	snd_ac97_resume(ensoniq->u.es1371.ac97);
2084#else
2085	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2086#endif
2087	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2088	return 0;
2089}
2090#endif /* CONFIG_PM */
2091
2092
2093static int __devinit snd_ensoniq_create(struct snd_card *card,
2094				     struct pci_dev *pci,
2095				     struct ensoniq ** rensoniq)
2096{
2097	struct ensoniq *ensoniq;
2098	int err;
2099	static struct snd_device_ops ops = {
2100		.dev_free =	snd_ensoniq_dev_free,
2101	};
2102
2103	*rensoniq = NULL;
2104	if ((err = pci_enable_device(pci)) < 0)
2105		return err;
2106	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2107	if (ensoniq == NULL) {
2108		pci_disable_device(pci);
2109		return -ENOMEM;
2110	}
2111	spin_lock_init(&ensoniq->reg_lock);
2112	mutex_init(&ensoniq->src_mutex);
2113	ensoniq->card = card;
2114	ensoniq->pci = pci;
2115	ensoniq->irq = -1;
2116	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2117		kfree(ensoniq);
2118		pci_disable_device(pci);
2119		return err;
2120	}
2121	ensoniq->port = pci_resource_start(pci, 0);
2122	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2123			"Ensoniq AudioPCI", ensoniq)) {
2124		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2125		snd_ensoniq_free(ensoniq);
2126		return -EBUSY;
2127	}
2128	ensoniq->irq = pci->irq;
2129#ifdef CHIP1370
2130	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2131				16, &ensoniq->dma_bug) < 0) {
2132		snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n");
2133		snd_ensoniq_free(ensoniq);
2134		return -EBUSY;
2135	}
2136#endif
2137	pci_set_master(pci);
2138	ensoniq->rev = pci->revision;
2139#ifdef CHIP1370
2140#if 0
2141	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2142		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2143#else	/* get microphone working */
2144	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2145#endif
2146	ensoniq->sctrl = 0;
2147#else
2148	ensoniq->ctrl = 0;
2149	ensoniq->sctrl = 0;
2150	ensoniq->cssr = 0;
2151	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2152		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2153
2154	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2155		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2156#endif
2157
2158	snd_ensoniq_chip_init(ensoniq);
2159
2160	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2161		snd_ensoniq_free(ensoniq);
2162		return err;
2163	}
2164
2165	snd_ensoniq_proc_init(ensoniq);
2166
2167	snd_card_set_dev(card, &pci->dev);
2168
2169	*rensoniq = ensoniq;
2170	return 0;
2171}
2172
2173/*
2174 *  MIDI section
2175 */
2176
2177static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2178{
2179	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2180	unsigned char status, mask, byte;
2181
2182	if (rmidi == NULL)
2183		return;
2184	/* do Rx at first */
2185	spin_lock(&ensoniq->reg_lock);
2186	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2187	while (mask) {
2188		status = inb(ES_REG(ensoniq, UART_STATUS));
2189		if ((status & mask) == 0)
2190			break;
2191		byte = inb(ES_REG(ensoniq, UART_DATA));
2192		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2193	}
2194	spin_unlock(&ensoniq->reg_lock);
2195
2196	/* do Tx at second */
2197	spin_lock(&ensoniq->reg_lock);
2198	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2199	while (mask) {
2200		status = inb(ES_REG(ensoniq, UART_STATUS));
2201		if ((status & mask) == 0)
2202			break;
2203		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2204			ensoniq->uartc &= ~ES_TXINTENM;
2205			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2206			mask &= ~ES_TXRDY;
2207		} else {
2208			outb(byte, ES_REG(ensoniq, UART_DATA));
2209		}
2210	}
2211	spin_unlock(&ensoniq->reg_lock);
2212}
2213
2214static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2215{
2216	struct ensoniq *ensoniq = substream->rmidi->private_data;
2217
2218	spin_lock_irq(&ensoniq->reg_lock);
2219	ensoniq->uartm |= ES_MODE_INPUT;
2220	ensoniq->midi_input = substream;
2221	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2222		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2223		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2224		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2225	}
2226	spin_unlock_irq(&ensoniq->reg_lock);
2227	return 0;
2228}
2229
2230static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2231{
2232	struct ensoniq *ensoniq = substream->rmidi->private_data;
2233
2234	spin_lock_irq(&ensoniq->reg_lock);
2235	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2236		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2237		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2238	} else {
2239		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2240	}
2241	ensoniq->midi_input = NULL;
2242	ensoniq->uartm &= ~ES_MODE_INPUT;
2243	spin_unlock_irq(&ensoniq->reg_lock);
2244	return 0;
2245}
2246
2247static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2248{
2249	struct ensoniq *ensoniq = substream->rmidi->private_data;
2250
2251	spin_lock_irq(&ensoniq->reg_lock);
2252	ensoniq->uartm |= ES_MODE_OUTPUT;
2253	ensoniq->midi_output = substream;
2254	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2255		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2256		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2257		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2258	}
2259	spin_unlock_irq(&ensoniq->reg_lock);
2260	return 0;
2261}
2262
2263static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2264{
2265	struct ensoniq *ensoniq = substream->rmidi->private_data;
2266
2267	spin_lock_irq(&ensoniq->reg_lock);
2268	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2269		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2270		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2271	} else {
2272		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2273	}
2274	ensoniq->midi_output = NULL;
2275	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2276	spin_unlock_irq(&ensoniq->reg_lock);
2277	return 0;
2278}
2279
2280static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2281{
2282	unsigned long flags;
2283	struct ensoniq *ensoniq = substream->rmidi->private_data;
2284	int idx;
2285
2286	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2287	if (up) {
2288		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2289			/* empty input FIFO */
2290			for (idx = 0; idx < 32; idx++)
2291				inb(ES_REG(ensoniq, UART_DATA));
2292			ensoniq->uartc |= ES_RXINTEN;
2293			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2294		}
2295	} else {
2296		if (ensoniq->uartc & ES_RXINTEN) {
2297			ensoniq->uartc &= ~ES_RXINTEN;
2298			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2299		}
2300	}
2301	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2302}
2303
2304static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2305{
2306	unsigned long flags;
2307	struct ensoniq *ensoniq = substream->rmidi->private_data;
2308	unsigned char byte;
2309
2310	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2311	if (up) {
2312		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2313			ensoniq->uartc |= ES_TXINTENO(1);
2314			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2315			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2316			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2317				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2318					ensoniq->uartc &= ~ES_TXINTENM;
2319				} else {
2320					outb(byte, ES_REG(ensoniq, UART_DATA));
2321				}
2322			}
2323			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2324		}
2325	} else {
2326		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2327			ensoniq->uartc &= ~ES_TXINTENM;
2328			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2329		}
2330	}
2331	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2332}
2333
2334static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2335{
2336	.open =		snd_ensoniq_midi_output_open,
2337	.close =	snd_ensoniq_midi_output_close,
2338	.trigger =	snd_ensoniq_midi_output_trigger,
2339};
2340
2341static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2342{
2343	.open =		snd_ensoniq_midi_input_open,
2344	.close =	snd_ensoniq_midi_input_close,
2345	.trigger =	snd_ensoniq_midi_input_trigger,
2346};
2347
2348static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
2349				      struct snd_rawmidi **rrawmidi)
2350{
2351	struct snd_rawmidi *rmidi;
2352	int err;
2353
2354	if (rrawmidi)
2355		*rrawmidi = NULL;
2356	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2357		return err;
2358#ifdef CHIP1370
2359	strcpy(rmidi->name, "ES1370");
2360#else
2361	strcpy(rmidi->name, "ES1371");
2362#endif
2363	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2364	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2365	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2366		SNDRV_RAWMIDI_INFO_DUPLEX;
2367	rmidi->private_data = ensoniq;
2368	ensoniq->rmidi = rmidi;
2369	if (rrawmidi)
2370		*rrawmidi = rmidi;
2371	return 0;
2372}
2373
2374/*
2375 *  Interrupt handler
2376 */
2377
2378static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2379{
2380	struct ensoniq *ensoniq = dev_id;
2381	unsigned int status, sctrl;
2382
2383	if (ensoniq == NULL)
2384		return IRQ_NONE;
2385
2386	status = inl(ES_REG(ensoniq, STATUS));
2387	if (!(status & ES_INTR))
2388		return IRQ_NONE;
2389
2390	spin_lock(&ensoniq->reg_lock);
2391	sctrl = ensoniq->sctrl;
2392	if (status & ES_DAC1)
2393		sctrl &= ~ES_P1_INT_EN;
2394	if (status & ES_DAC2)
2395		sctrl &= ~ES_P2_INT_EN;
2396	if (status & ES_ADC)
2397		sctrl &= ~ES_R1_INT_EN;
2398	outl(sctrl, ES_REG(ensoniq, SERIAL));
2399	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2400	spin_unlock(&ensoniq->reg_lock);
2401
2402	if (status & ES_UART)
2403		snd_ensoniq_midi_interrupt(ensoniq);
2404	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2405		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2406	if ((status & ES_ADC) && ensoniq->capture_substream)
2407		snd_pcm_period_elapsed(ensoniq->capture_substream);
2408	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2409		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2410	return IRQ_HANDLED;
2411}
2412
2413static int __devinit snd_audiopci_probe(struct pci_dev *pci,
2414					const struct pci_device_id *pci_id)
2415{
2416	static int dev;
2417	struct snd_card *card;
2418	struct ensoniq *ensoniq;
2419	int err, pcm_devs[2];
2420
2421	if (dev >= SNDRV_CARDS)
2422		return -ENODEV;
2423	if (!enable[dev]) {
2424		dev++;
2425		return -ENOENT;
2426	}
2427
2428	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2429	if (err < 0)
2430		return err;
2431
2432	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2433		snd_card_free(card);
2434		return err;
2435	}
2436	card->private_data = ensoniq;
2437
2438	pcm_devs[0] = 0; pcm_devs[1] = 1;
2439#ifdef CHIP1370
2440	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2441		snd_card_free(card);
2442		return err;
2443	}
2444#endif
2445#ifdef CHIP1371
2446	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2447		snd_card_free(card);
2448		return err;
2449	}
2450#endif
2451	if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2452		snd_card_free(card);
2453		return err;
2454	}
2455	if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2456		snd_card_free(card);
2457		return err;
2458	}
2459	if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2460		snd_card_free(card);
2461		return err;
2462	}
2463
2464	snd_ensoniq_create_gameport(ensoniq, dev);
2465
2466	strcpy(card->driver, DRIVER_NAME);
2467
2468	strcpy(card->shortname, "Ensoniq AudioPCI");
2469	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2470		card->shortname,
2471		card->driver,
2472		ensoniq->port,
2473		ensoniq->irq);
2474
2475	if ((err = snd_card_register(card)) < 0) {
2476		snd_card_free(card);
2477		return err;
2478	}
2479
2480	pci_set_drvdata(pci, card);
2481	dev++;
2482	return 0;
2483}
2484
2485static void __devexit snd_audiopci_remove(struct pci_dev *pci)
2486{
2487	snd_card_free(pci_get_drvdata(pci));
2488	pci_set_drvdata(pci, NULL);
2489}
2490
2491static struct pci_driver driver = {
2492	.name = DRIVER_NAME,
2493	.id_table = snd_audiopci_ids,
2494	.probe = snd_audiopci_probe,
2495	.remove = __devexit_p(snd_audiopci_remove),
2496#ifdef CONFIG_PM
2497	.suspend = snd_ensoniq_suspend,
2498	.resume = snd_ensoniq_resume,
2499#endif
2500};
2501
2502static int __init alsa_card_ens137x_init(void)
2503{
2504	return pci_register_driver(&driver);
2505}
2506
2507static void __exit alsa_card_ens137x_exit(void)
2508{
2509	pci_unregister_driver(&driver);
2510}
2511
2512module_init(alsa_card_ens137x_init)
2513module_exit(alsa_card_ens137x_exit)
2514