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 <linux/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 const struct pci_device_id 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{
1273	struct snd_pcm *pcm;
1274	int err;
1275
1276	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/1", device, 1, 1, &pcm);
1277	if (err < 0)
1278		return err;
1279
1280#ifdef CHIP1370
1281	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1282#else
1283	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1284#endif
1285	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1286
1287	pcm->private_data = ensoniq;
1288	pcm->info_flags = 0;
1289	strcpy(pcm->name, CHIP_NAME " DAC2/ADC");
1290	ensoniq->pcm1 = pcm;
1291
1292	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1293					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1294
1295#ifdef CHIP1370
1296	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1297				     surround_map, 2, 0, NULL);
1298#else
1299	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1300				     snd_pcm_std_chmaps, 2, 0, NULL);
1301#endif
1302	return err;
1303}
1304
1305static int snd_ensoniq_pcm2(struct ensoniq *ensoniq, int device)
1306{
1307	struct snd_pcm *pcm;
1308	int err;
1309
1310	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/2", device, 1, 0, &pcm);
1311	if (err < 0)
1312		return err;
1313
1314#ifdef CHIP1370
1315	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1316#else
1317	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1318#endif
1319	pcm->private_data = ensoniq;
1320	pcm->info_flags = 0;
1321	strcpy(pcm->name, CHIP_NAME " DAC1");
1322	ensoniq->pcm2 = pcm;
1323
1324	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1325					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1326
1327#ifdef CHIP1370
1328	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1329				     snd_pcm_std_chmaps, 2, 0, NULL);
1330#else
1331	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1332				     surround_map, 2, 0, NULL);
1333#endif
1334	return err;
1335}
1336
1337/*
1338 *  Mixer section
1339 */
1340
1341/*
1342 * ENS1371 mixer (including SPDIF interface)
1343 */
1344#ifdef CHIP1371
1345static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1346				  struct snd_ctl_elem_info *uinfo)
1347{
1348	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1349	uinfo->count = 1;
1350	return 0;
1351}
1352
1353static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1354                                         struct snd_ctl_elem_value *ucontrol)
1355{
1356	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1357	spin_lock_irq(&ensoniq->reg_lock);
1358	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1359	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1360	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1361	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1362	spin_unlock_irq(&ensoniq->reg_lock);
1363	return 0;
1364}
1365
1366static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1367                                         struct snd_ctl_elem_value *ucontrol)
1368{
1369	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1370	unsigned int val;
1371	int change;
1372
1373	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1374	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1375	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1376	      ((u32)ucontrol->value.iec958.status[3] << 24);
1377	spin_lock_irq(&ensoniq->reg_lock);
1378	change = ensoniq->spdif_default != val;
1379	ensoniq->spdif_default = val;
1380	if (change && ensoniq->playback1_substream == NULL &&
1381	    ensoniq->playback2_substream == NULL)
1382		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1383	spin_unlock_irq(&ensoniq->reg_lock);
1384	return change;
1385}
1386
1387static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1388				      struct snd_ctl_elem_value *ucontrol)
1389{
1390	ucontrol->value.iec958.status[0] = 0xff;
1391	ucontrol->value.iec958.status[1] = 0xff;
1392	ucontrol->value.iec958.status[2] = 0xff;
1393	ucontrol->value.iec958.status[3] = 0xff;
1394	return 0;
1395}
1396
1397static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1398					struct snd_ctl_elem_value *ucontrol)
1399{
1400	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1401	spin_lock_irq(&ensoniq->reg_lock);
1402	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1403	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1404	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1405	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1406	spin_unlock_irq(&ensoniq->reg_lock);
1407	return 0;
1408}
1409
1410static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1411                                        struct snd_ctl_elem_value *ucontrol)
1412{
1413	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1414	unsigned int val;
1415	int change;
1416
1417	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1418	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1419	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1420	      ((u32)ucontrol->value.iec958.status[3] << 24);
1421	spin_lock_irq(&ensoniq->reg_lock);
1422	change = ensoniq->spdif_stream != val;
1423	ensoniq->spdif_stream = val;
1424	if (change && (ensoniq->playback1_substream != NULL ||
1425		       ensoniq->playback2_substream != NULL))
1426		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1427	spin_unlock_irq(&ensoniq->reg_lock);
1428	return change;
1429}
1430
1431#define ES1371_SPDIF(xname) \
1432{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1433  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1434
1435#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1436
1437static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1438				struct snd_ctl_elem_value *ucontrol)
1439{
1440	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1441
1442	spin_lock_irq(&ensoniq->reg_lock);
1443	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1444	spin_unlock_irq(&ensoniq->reg_lock);
1445	return 0;
1446}
1447
1448static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1449				struct snd_ctl_elem_value *ucontrol)
1450{
1451	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1452	unsigned int nval1, nval2;
1453	int change;
1454
1455	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1456	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1457	spin_lock_irq(&ensoniq->reg_lock);
1458	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1459	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1460	ensoniq->ctrl |= nval1;
1461	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1462	ensoniq->cssr |= nval2;
1463	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1464	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1465	spin_unlock_irq(&ensoniq->reg_lock);
1466	return change;
1467}
1468
1469
1470/* spdif controls */
1471static struct snd_kcontrol_new snd_es1371_mixer_spdif[] = {
1472	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1473	{
1474		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1475		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1476		.info =		snd_ens1373_spdif_info,
1477		.get =		snd_ens1373_spdif_default_get,
1478		.put =		snd_ens1373_spdif_default_put,
1479	},
1480	{
1481		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1482		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1483		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1484		.info =		snd_ens1373_spdif_info,
1485		.get =		snd_ens1373_spdif_mask_get
1486	},
1487	{
1488		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1489		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1490		.info =		snd_ens1373_spdif_info,
1491		.get =		snd_ens1373_spdif_stream_get,
1492		.put =		snd_ens1373_spdif_stream_put
1493	},
1494};
1495
1496
1497#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1498
1499static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1500			       struct snd_ctl_elem_value *ucontrol)
1501{
1502	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1503	int val = 0;
1504
1505	spin_lock_irq(&ensoniq->reg_lock);
1506	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1507			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1508	    	val = 1;
1509	ucontrol->value.integer.value[0] = val;
1510	spin_unlock_irq(&ensoniq->reg_lock);
1511	return 0;
1512}
1513
1514static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1515			       struct snd_ctl_elem_value *ucontrol)
1516{
1517	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1518	unsigned int nval1;
1519	int change;
1520
1521	nval1 = ucontrol->value.integer.value[0] ?
1522		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1523	spin_lock_irq(&ensoniq->reg_lock);
1524	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1525				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1526	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1527	ensoniq->cssr |= nval1;
1528	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1529	spin_unlock_irq(&ensoniq->reg_lock);
1530	return change;
1531}
1532
1533static struct snd_kcontrol_new snd_ens1373_rear =
1534{
1535	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1536	.name =		"AC97 2ch->4ch Copy Switch",
1537	.info =		snd_es1373_rear_info,
1538	.get =		snd_es1373_rear_get,
1539	.put =		snd_es1373_rear_put,
1540};
1541
1542#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1543
1544static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1545			       struct snd_ctl_elem_value *ucontrol)
1546{
1547	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1548	int val = 0;
1549
1550	spin_lock_irq(&ensoniq->reg_lock);
1551	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1552	    	val = 1;
1553	ucontrol->value.integer.value[0] = val;
1554	spin_unlock_irq(&ensoniq->reg_lock);
1555	return 0;
1556}
1557
1558static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1559			       struct snd_ctl_elem_value *ucontrol)
1560{
1561	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1562	int changed;
1563	unsigned int ctrl;
1564
1565	spin_lock_irq(&ensoniq->reg_lock);
1566	ctrl = ensoniq->ctrl;
1567	if (ucontrol->value.integer.value[0])
1568		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1569	else
1570		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1571	changed = (ctrl != ensoniq->ctrl);
1572	if (changed)
1573		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1574	spin_unlock_irq(&ensoniq->reg_lock);
1575	return changed;
1576}
1577
1578static struct snd_kcontrol_new snd_ens1373_line =
1579{
1580	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1581	.name =		"Line In->Rear Out Switch",
1582	.info =		snd_es1373_line_info,
1583	.get =		snd_es1373_line_get,
1584	.put =		snd_es1373_line_put,
1585};
1586
1587static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1588{
1589	struct ensoniq *ensoniq = ac97->private_data;
1590	ensoniq->u.es1371.ac97 = NULL;
1591}
1592
1593struct es1371_quirk {
1594	unsigned short vid;		/* vendor ID */
1595	unsigned short did;		/* device ID */
1596	unsigned char rev;		/* revision */
1597};
1598
1599static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1600				struct es1371_quirk *list)
1601{
1602	while (list->vid != (unsigned short)PCI_ANY_ID) {
1603		if (ensoniq->pci->vendor == list->vid &&
1604		    ensoniq->pci->device == list->did &&
1605		    ensoniq->rev == list->rev)
1606			return 1;
1607		list++;
1608	}
1609	return 0;
1610}
1611
1612static struct es1371_quirk es1371_spdif_present[] = {
1613	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1614	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1615	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1616	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1617	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1618	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1619};
1620
1621static struct snd_pci_quirk ens1373_line_quirk[] = {
1622	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1623	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1624	{ } /* end */
1625};
1626
1627static int snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1628				  int has_spdif, int has_line)
1629{
1630	struct snd_card *card = ensoniq->card;
1631	struct snd_ac97_bus *pbus;
1632	struct snd_ac97_template ac97;
1633	int err;
1634	static struct snd_ac97_bus_ops ops = {
1635		.write = snd_es1371_codec_write,
1636		.read = snd_es1371_codec_read,
1637		.wait = snd_es1371_codec_wait,
1638	};
1639
1640	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1641		return err;
1642
1643	memset(&ac97, 0, sizeof(ac97));
1644	ac97.private_data = ensoniq;
1645	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1646	ac97.pci = ensoniq->pci;
1647	ac97.scaps = AC97_SCAP_AUDIO;
1648	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1649		return err;
1650	if (has_spdif > 0 ||
1651	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1652		struct snd_kcontrol *kctl;
1653		int i, is_spdif = 0;
1654
1655		ensoniq->spdif_default = ensoniq->spdif_stream =
1656			SNDRV_PCM_DEFAULT_CON_SPDIF;
1657		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1658
1659		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1660			is_spdif++;
1661
1662		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1663			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1664			if (!kctl)
1665				return -ENOMEM;
1666			kctl->id.index = is_spdif;
1667			err = snd_ctl_add(card, kctl);
1668			if (err < 0)
1669				return err;
1670		}
1671	}
1672	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1673		/* mirror rear to front speakers */
1674		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1675		ensoniq->cssr |= ES_1373_REAR_BIT26;
1676		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1677		if (err < 0)
1678			return err;
1679	}
1680	if (has_line > 0 ||
1681	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1682		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1683						      ensoniq));
1684		 if (err < 0)
1685			 return err;
1686	}
1687
1688	return 0;
1689}
1690
1691#endif /* CHIP1371 */
1692
1693/* generic control callbacks for ens1370 */
1694#ifdef CHIP1370
1695#define ENSONIQ_CONTROL(xname, mask) \
1696{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1697  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1698  .private_value = mask }
1699
1700#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1701
1702static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1703				   struct snd_ctl_elem_value *ucontrol)
1704{
1705	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1706	int mask = kcontrol->private_value;
1707
1708	spin_lock_irq(&ensoniq->reg_lock);
1709	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1710	spin_unlock_irq(&ensoniq->reg_lock);
1711	return 0;
1712}
1713
1714static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1715				   struct snd_ctl_elem_value *ucontrol)
1716{
1717	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1718	int mask = kcontrol->private_value;
1719	unsigned int nval;
1720	int change;
1721
1722	nval = ucontrol->value.integer.value[0] ? mask : 0;
1723	spin_lock_irq(&ensoniq->reg_lock);
1724	change = (ensoniq->ctrl & mask) != nval;
1725	ensoniq->ctrl &= ~mask;
1726	ensoniq->ctrl |= nval;
1727	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1728	spin_unlock_irq(&ensoniq->reg_lock);
1729	return change;
1730}
1731
1732/*
1733 * ENS1370 mixer
1734 */
1735
1736static struct snd_kcontrol_new snd_es1370_controls[2] = {
1737ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1738ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1739};
1740
1741#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1742
1743static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1744{
1745	struct ensoniq *ensoniq = ak4531->private_data;
1746	ensoniq->u.es1370.ak4531 = NULL;
1747}
1748
1749static int snd_ensoniq_1370_mixer(struct ensoniq *ensoniq)
1750{
1751	struct snd_card *card = ensoniq->card;
1752	struct snd_ak4531 ak4531;
1753	unsigned int idx;
1754	int err;
1755
1756	/* try reset AK4531 */
1757	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1758	inw(ES_REG(ensoniq, 1370_CODEC));
1759	udelay(100);
1760	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1761	inw(ES_REG(ensoniq, 1370_CODEC));
1762	udelay(100);
1763
1764	memset(&ak4531, 0, sizeof(ak4531));
1765	ak4531.write = snd_es1370_codec_write;
1766	ak4531.private_data = ensoniq;
1767	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1768	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1769		return err;
1770	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1771		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1772		if (err < 0)
1773			return err;
1774	}
1775	return 0;
1776}
1777
1778#endif /* CHIP1370 */
1779
1780#ifdef SUPPORT_JOYSTICK
1781
1782#ifdef CHIP1371
1783static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1784{
1785	switch (joystick_port[dev]) {
1786	case 0: /* disabled */
1787	case 1: /* auto-detect */
1788	case 0x200:
1789	case 0x208:
1790	case 0x210:
1791	case 0x218:
1792		return joystick_port[dev];
1793
1794	default:
1795		dev_err(ensoniq->card->dev,
1796			"invalid joystick port %#x", joystick_port[dev]);
1797		return 0;
1798	}
1799}
1800#else
1801static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1802{
1803	return joystick[dev] ? 0x200 : 0;
1804}
1805#endif
1806
1807static int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1808{
1809	struct gameport *gp;
1810	int io_port;
1811
1812	io_port = snd_ensoniq_get_joystick_port(ensoniq, dev);
1813
1814	switch (io_port) {
1815	case 0:
1816		return -ENOSYS;
1817
1818	case 1: /* auto_detect */
1819		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1820			if (request_region(io_port, 8, "ens137x: gameport"))
1821				break;
1822		if (io_port > 0x218) {
1823			dev_warn(ensoniq->card->dev,
1824				 "no gameport ports available\n");
1825			return -EBUSY;
1826		}
1827		break;
1828
1829	default:
1830		if (!request_region(io_port, 8, "ens137x: gameport")) {
1831			dev_warn(ensoniq->card->dev,
1832				 "gameport io port %#x in use\n",
1833			       io_port);
1834			return -EBUSY;
1835		}
1836		break;
1837	}
1838
1839	ensoniq->gameport = gp = gameport_allocate_port();
1840	if (!gp) {
1841		dev_err(ensoniq->card->dev,
1842			"cannot allocate memory for gameport\n");
1843		release_region(io_port, 8);
1844		return -ENOMEM;
1845	}
1846
1847	gameport_set_name(gp, "ES137x");
1848	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1849	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1850	gp->io = io_port;
1851
1852	ensoniq->ctrl |= ES_JYSTK_EN;
1853#ifdef CHIP1371
1854	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1855	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1856#endif
1857	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1858
1859	gameport_register_port(ensoniq->gameport);
1860
1861	return 0;
1862}
1863
1864static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1865{
1866	if (ensoniq->gameport) {
1867		int port = ensoniq->gameport->io;
1868
1869		gameport_unregister_port(ensoniq->gameport);
1870		ensoniq->gameport = NULL;
1871		ensoniq->ctrl &= ~ES_JYSTK_EN;
1872		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1873		release_region(port, 8);
1874	}
1875}
1876#else
1877static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1878static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1879#endif /* SUPPORT_JOYSTICK */
1880
1881/*
1882
1883 */
1884
1885static void snd_ensoniq_proc_read(struct snd_info_entry *entry,
1886				  struct snd_info_buffer *buffer)
1887{
1888	struct ensoniq *ensoniq = entry->private_data;
1889
1890	snd_iprintf(buffer, "Ensoniq AudioPCI " CHIP_NAME "\n\n");
1891	snd_iprintf(buffer, "Joystick enable  : %s\n",
1892		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1893#ifdef CHIP1370
1894	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1895		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1896	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1897		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1898#else
1899	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1900		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1901#endif
1902}
1903
1904static void snd_ensoniq_proc_init(struct ensoniq *ensoniq)
1905{
1906	struct snd_info_entry *entry;
1907
1908	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1909		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1910}
1911
1912/*
1913
1914 */
1915
1916static int snd_ensoniq_free(struct ensoniq *ensoniq)
1917{
1918	snd_ensoniq_free_gameport(ensoniq);
1919	if (ensoniq->irq < 0)
1920		goto __hw_end;
1921#ifdef CHIP1370
1922	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1923	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1924#else
1925	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1926	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1927#endif
1928	if (ensoniq->irq >= 0)
1929		synchronize_irq(ensoniq->irq);
1930	pci_set_power_state(ensoniq->pci, PCI_D3hot);
1931      __hw_end:
1932#ifdef CHIP1370
1933	if (ensoniq->dma_bug.area)
1934		snd_dma_free_pages(&ensoniq->dma_bug);
1935#endif
1936	if (ensoniq->irq >= 0)
1937		free_irq(ensoniq->irq, ensoniq);
1938	pci_release_regions(ensoniq->pci);
1939	pci_disable_device(ensoniq->pci);
1940	kfree(ensoniq);
1941	return 0;
1942}
1943
1944static int snd_ensoniq_dev_free(struct snd_device *device)
1945{
1946	struct ensoniq *ensoniq = device->device_data;
1947	return snd_ensoniq_free(ensoniq);
1948}
1949
1950#ifdef CHIP1371
1951static struct snd_pci_quirk es1371_amplifier_hack[] = {
1952	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1953	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1954	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1955	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1956	{ } /* end */
1957};
1958
1959static struct es1371_quirk es1371_ac97_reset_hack[] = {
1960	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1961	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1962	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1963	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1964	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1965	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1966};
1967#endif
1968
1969static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1970{
1971#ifdef CHIP1371
1972	int idx;
1973#endif
1974	/* this code was part of snd_ensoniq_create before intruduction
1975	  * of suspend/resume
1976	  */
1977#ifdef CHIP1370
1978	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1979	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1980	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1981	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1982	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1983#else
1984	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1985	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1986	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1987	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1988	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1989	    /* need to delay around 20ms(bleech) to give
1990	       some CODECs enough time to wakeup */
1991	    msleep(20);
1992	}
1993	/* AC'97 warm reset to start the bitclk */
1994	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1995	inl(ES_REG(ensoniq, CONTROL));
1996	udelay(20);
1997	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1998	/* Init the sample rate converter */
1999	snd_es1371_wait_src_ready(ensoniq);
2000	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2001	for (idx = 0; idx < 0x80; idx++)
2002		snd_es1371_src_write(ensoniq, idx, 0);
2003	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2004	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2005	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2006	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2007	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2008	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2009	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2010	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2011	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2012	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2013	snd_es1371_adc_rate(ensoniq, 22050);
2014	snd_es1371_dac1_rate(ensoniq, 22050);
2015	snd_es1371_dac2_rate(ensoniq, 22050);
2016	/* WARNING:
2017	 * enabling the sample rate converter without properly programming
2018	 * its parameters causes the chip to lock up (the SRC busy bit will
2019	 * be stuck high, and I've found no way to rectify this other than
2020	 * power cycle) - Thomas Sailer
2021	 */
2022	snd_es1371_wait_src_ready(ensoniq);
2023	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2024	/* try reset codec directly */
2025	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2026#endif
2027	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2028	outb(0x00, ES_REG(ensoniq, UART_RES));
2029	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2030	synchronize_irq(ensoniq->irq);
2031}
2032
2033#ifdef CONFIG_PM_SLEEP
2034static int snd_ensoniq_suspend(struct device *dev)
2035{
2036	struct snd_card *card = dev_get_drvdata(dev);
2037	struct ensoniq *ensoniq = card->private_data;
2038
2039	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2040
2041	snd_pcm_suspend_all(ensoniq->pcm1);
2042	snd_pcm_suspend_all(ensoniq->pcm2);
2043
2044#ifdef CHIP1371
2045	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2046#else
2047	/* try to reset AK4531 */
2048	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2049	inw(ES_REG(ensoniq, 1370_CODEC));
2050	udelay(100);
2051	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2052	inw(ES_REG(ensoniq, 1370_CODEC));
2053	udelay(100);
2054	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2055#endif
2056	return 0;
2057}
2058
2059static int snd_ensoniq_resume(struct device *dev)
2060{
2061	struct snd_card *card = dev_get_drvdata(dev);
2062	struct ensoniq *ensoniq = card->private_data;
2063
2064	snd_ensoniq_chip_init(ensoniq);
2065
2066#ifdef CHIP1371
2067	snd_ac97_resume(ensoniq->u.es1371.ac97);
2068#else
2069	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2070#endif
2071	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2072	return 0;
2073}
2074
2075static SIMPLE_DEV_PM_OPS(snd_ensoniq_pm, snd_ensoniq_suspend, snd_ensoniq_resume);
2076#define SND_ENSONIQ_PM_OPS	&snd_ensoniq_pm
2077#else
2078#define SND_ENSONIQ_PM_OPS	NULL
2079#endif /* CONFIG_PM_SLEEP */
2080
2081static int snd_ensoniq_create(struct snd_card *card,
2082			      struct pci_dev *pci,
2083			      struct ensoniq **rensoniq)
2084{
2085	struct ensoniq *ensoniq;
2086	int err;
2087	static struct snd_device_ops ops = {
2088		.dev_free =	snd_ensoniq_dev_free,
2089	};
2090
2091	*rensoniq = NULL;
2092	if ((err = pci_enable_device(pci)) < 0)
2093		return err;
2094	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2095	if (ensoniq == NULL) {
2096		pci_disable_device(pci);
2097		return -ENOMEM;
2098	}
2099	spin_lock_init(&ensoniq->reg_lock);
2100	mutex_init(&ensoniq->src_mutex);
2101	ensoniq->card = card;
2102	ensoniq->pci = pci;
2103	ensoniq->irq = -1;
2104	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2105		kfree(ensoniq);
2106		pci_disable_device(pci);
2107		return err;
2108	}
2109	ensoniq->port = pci_resource_start(pci, 0);
2110	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2111			KBUILD_MODNAME, ensoniq)) {
2112		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2113		snd_ensoniq_free(ensoniq);
2114		return -EBUSY;
2115	}
2116	ensoniq->irq = pci->irq;
2117#ifdef CHIP1370
2118	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2119				16, &ensoniq->dma_bug) < 0) {
2120		dev_err(card->dev, "unable to allocate space for phantom area - dma_bug\n");
2121		snd_ensoniq_free(ensoniq);
2122		return -EBUSY;
2123	}
2124#endif
2125	pci_set_master(pci);
2126	ensoniq->rev = pci->revision;
2127#ifdef CHIP1370
2128#if 0
2129	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2130		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2131#else	/* get microphone working */
2132	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2133#endif
2134	ensoniq->sctrl = 0;
2135#else
2136	ensoniq->ctrl = 0;
2137	ensoniq->sctrl = 0;
2138	ensoniq->cssr = 0;
2139	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2140		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2141
2142	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2143		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2144#endif
2145
2146	snd_ensoniq_chip_init(ensoniq);
2147
2148	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2149		snd_ensoniq_free(ensoniq);
2150		return err;
2151	}
2152
2153	snd_ensoniq_proc_init(ensoniq);
2154
2155	*rensoniq = ensoniq;
2156	return 0;
2157}
2158
2159/*
2160 *  MIDI section
2161 */
2162
2163static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2164{
2165	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2166	unsigned char status, mask, byte;
2167
2168	if (rmidi == NULL)
2169		return;
2170	/* do Rx at first */
2171	spin_lock(&ensoniq->reg_lock);
2172	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2173	while (mask) {
2174		status = inb(ES_REG(ensoniq, UART_STATUS));
2175		if ((status & mask) == 0)
2176			break;
2177		byte = inb(ES_REG(ensoniq, UART_DATA));
2178		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2179	}
2180	spin_unlock(&ensoniq->reg_lock);
2181
2182	/* do Tx at second */
2183	spin_lock(&ensoniq->reg_lock);
2184	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2185	while (mask) {
2186		status = inb(ES_REG(ensoniq, UART_STATUS));
2187		if ((status & mask) == 0)
2188			break;
2189		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2190			ensoniq->uartc &= ~ES_TXINTENM;
2191			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2192			mask &= ~ES_TXRDY;
2193		} else {
2194			outb(byte, ES_REG(ensoniq, UART_DATA));
2195		}
2196	}
2197	spin_unlock(&ensoniq->reg_lock);
2198}
2199
2200static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2201{
2202	struct ensoniq *ensoniq = substream->rmidi->private_data;
2203
2204	spin_lock_irq(&ensoniq->reg_lock);
2205	ensoniq->uartm |= ES_MODE_INPUT;
2206	ensoniq->midi_input = substream;
2207	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2208		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2209		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2210		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2211	}
2212	spin_unlock_irq(&ensoniq->reg_lock);
2213	return 0;
2214}
2215
2216static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2217{
2218	struct ensoniq *ensoniq = substream->rmidi->private_data;
2219
2220	spin_lock_irq(&ensoniq->reg_lock);
2221	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2222		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2223		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2224	} else {
2225		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2226	}
2227	ensoniq->midi_input = NULL;
2228	ensoniq->uartm &= ~ES_MODE_INPUT;
2229	spin_unlock_irq(&ensoniq->reg_lock);
2230	return 0;
2231}
2232
2233static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2234{
2235	struct ensoniq *ensoniq = substream->rmidi->private_data;
2236
2237	spin_lock_irq(&ensoniq->reg_lock);
2238	ensoniq->uartm |= ES_MODE_OUTPUT;
2239	ensoniq->midi_output = substream;
2240	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2241		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2242		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2243		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2244	}
2245	spin_unlock_irq(&ensoniq->reg_lock);
2246	return 0;
2247}
2248
2249static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2250{
2251	struct ensoniq *ensoniq = substream->rmidi->private_data;
2252
2253	spin_lock_irq(&ensoniq->reg_lock);
2254	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2255		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2256		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2257	} else {
2258		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2259	}
2260	ensoniq->midi_output = NULL;
2261	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2262	spin_unlock_irq(&ensoniq->reg_lock);
2263	return 0;
2264}
2265
2266static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2267{
2268	unsigned long flags;
2269	struct ensoniq *ensoniq = substream->rmidi->private_data;
2270	int idx;
2271
2272	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2273	if (up) {
2274		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2275			/* empty input FIFO */
2276			for (idx = 0; idx < 32; idx++)
2277				inb(ES_REG(ensoniq, UART_DATA));
2278			ensoniq->uartc |= ES_RXINTEN;
2279			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2280		}
2281	} else {
2282		if (ensoniq->uartc & ES_RXINTEN) {
2283			ensoniq->uartc &= ~ES_RXINTEN;
2284			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2285		}
2286	}
2287	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2288}
2289
2290static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2291{
2292	unsigned long flags;
2293	struct ensoniq *ensoniq = substream->rmidi->private_data;
2294	unsigned char byte;
2295
2296	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2297	if (up) {
2298		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2299			ensoniq->uartc |= ES_TXINTENO(1);
2300			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2301			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2302			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2303				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2304					ensoniq->uartc &= ~ES_TXINTENM;
2305				} else {
2306					outb(byte, ES_REG(ensoniq, UART_DATA));
2307				}
2308			}
2309			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2310		}
2311	} else {
2312		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2313			ensoniq->uartc &= ~ES_TXINTENM;
2314			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2315		}
2316	}
2317	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2318}
2319
2320static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2321{
2322	.open =		snd_ensoniq_midi_output_open,
2323	.close =	snd_ensoniq_midi_output_close,
2324	.trigger =	snd_ensoniq_midi_output_trigger,
2325};
2326
2327static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2328{
2329	.open =		snd_ensoniq_midi_input_open,
2330	.close =	snd_ensoniq_midi_input_close,
2331	.trigger =	snd_ensoniq_midi_input_trigger,
2332};
2333
2334static int snd_ensoniq_midi(struct ensoniq *ensoniq, int device)
2335{
2336	struct snd_rawmidi *rmidi;
2337	int err;
2338
2339	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2340		return err;
2341	strcpy(rmidi->name, CHIP_NAME);
2342	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2343	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2344	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2345		SNDRV_RAWMIDI_INFO_DUPLEX;
2346	rmidi->private_data = ensoniq;
2347	ensoniq->rmidi = rmidi;
2348	return 0;
2349}
2350
2351/*
2352 *  Interrupt handler
2353 */
2354
2355static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2356{
2357	struct ensoniq *ensoniq = dev_id;
2358	unsigned int status, sctrl;
2359
2360	if (ensoniq == NULL)
2361		return IRQ_NONE;
2362
2363	status = inl(ES_REG(ensoniq, STATUS));
2364	if (!(status & ES_INTR))
2365		return IRQ_NONE;
2366
2367	spin_lock(&ensoniq->reg_lock);
2368	sctrl = ensoniq->sctrl;
2369	if (status & ES_DAC1)
2370		sctrl &= ~ES_P1_INT_EN;
2371	if (status & ES_DAC2)
2372		sctrl &= ~ES_P2_INT_EN;
2373	if (status & ES_ADC)
2374		sctrl &= ~ES_R1_INT_EN;
2375	outl(sctrl, ES_REG(ensoniq, SERIAL));
2376	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2377	spin_unlock(&ensoniq->reg_lock);
2378
2379	if (status & ES_UART)
2380		snd_ensoniq_midi_interrupt(ensoniq);
2381	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2382		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2383	if ((status & ES_ADC) && ensoniq->capture_substream)
2384		snd_pcm_period_elapsed(ensoniq->capture_substream);
2385	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2386		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2387	return IRQ_HANDLED;
2388}
2389
2390static int snd_audiopci_probe(struct pci_dev *pci,
2391			      const struct pci_device_id *pci_id)
2392{
2393	static int dev;
2394	struct snd_card *card;
2395	struct ensoniq *ensoniq;
2396	int err, pcm_devs[2];
2397
2398	if (dev >= SNDRV_CARDS)
2399		return -ENODEV;
2400	if (!enable[dev]) {
2401		dev++;
2402		return -ENOENT;
2403	}
2404
2405	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2406			   0, &card);
2407	if (err < 0)
2408		return err;
2409
2410	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2411		snd_card_free(card);
2412		return err;
2413	}
2414	card->private_data = ensoniq;
2415
2416	pcm_devs[0] = 0; pcm_devs[1] = 1;
2417#ifdef CHIP1370
2418	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2419		snd_card_free(card);
2420		return err;
2421	}
2422#endif
2423#ifdef CHIP1371
2424	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2425		snd_card_free(card);
2426		return err;
2427	}
2428#endif
2429	if ((err = snd_ensoniq_pcm(ensoniq, 0)) < 0) {
2430		snd_card_free(card);
2431		return err;
2432	}
2433	if ((err = snd_ensoniq_pcm2(ensoniq, 1)) < 0) {
2434		snd_card_free(card);
2435		return err;
2436	}
2437	if ((err = snd_ensoniq_midi(ensoniq, 0)) < 0) {
2438		snd_card_free(card);
2439		return err;
2440	}
2441
2442	snd_ensoniq_create_gameport(ensoniq, dev);
2443
2444	strcpy(card->driver, DRIVER_NAME);
2445
2446	strcpy(card->shortname, "Ensoniq AudioPCI");
2447	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2448		card->shortname,
2449		card->driver,
2450		ensoniq->port,
2451		ensoniq->irq);
2452
2453	if ((err = snd_card_register(card)) < 0) {
2454		snd_card_free(card);
2455		return err;
2456	}
2457
2458	pci_set_drvdata(pci, card);
2459	dev++;
2460	return 0;
2461}
2462
2463static void snd_audiopci_remove(struct pci_dev *pci)
2464{
2465	snd_card_free(pci_get_drvdata(pci));
2466}
2467
2468static struct pci_driver ens137x_driver = {
2469	.name = KBUILD_MODNAME,
2470	.id_table = snd_audiopci_ids,
2471	.probe = snd_audiopci_probe,
2472	.remove = snd_audiopci_remove,
2473	.driver = {
2474		.pm = SND_ENSONIQ_PM_OPS,
2475	},
2476};
2477
2478module_pci_driver(ens137x_driver);
2479