Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
[linux-2.6] / sound / pci / ens1370.c
1 /*
2  *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
3  *  Copyright (c) by Jaroslav Kysela <perex@suse.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/~iwai/writing-an-alsa-driver/c1540.htm
26  * by Kurt J. Bosch
27  */
28
29 #include <sound/driver.h>
30 #include <asm/io.h>
31 #include <linux/delay.h>
32 #include <linux/interrupt.h>
33 #include <linux/init.h>
34 #include <linux/pci.h>
35 #include <linux/slab.h>
36 #include <linux/gameport.h>
37 #include <linux/moduleparam.h>
38 #include <linux/mutex.h>
39
40 #include <sound/core.h>
41 #include <sound/control.h>
42 #include <sound/pcm.h>
43 #include <sound/rawmidi.h>
44 #ifdef CHIP1371
45 #include <sound/ac97_codec.h>
46 #else
47 #include <sound/ak4531_codec.h>
48 #endif
49 #include <sound/initval.h>
50 #include <sound/asoundef.h>
51
52 #ifndef CHIP1371
53 #undef CHIP1370
54 #define CHIP1370
55 #endif
56
57 #ifdef CHIP1370
58 #define DRIVER_NAME "ENS1370"
59 #else
60 #define DRIVER_NAME "ENS1371"
61 #endif
62
63
64 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
65 MODULE_LICENSE("GPL");
66 #ifdef CHIP1370
67 MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
68 MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
69                 "{Creative Labs,SB PCI64/128 (ES1370)}}");
70 #endif
71 #ifdef CHIP1371
72 MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
73 MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
74                 "{Ensoniq,AudioPCI ES1373},"
75                 "{Creative Labs,Ectiva EV1938},"
76                 "{Creative Labs,SB PCI64/128 (ES1371/73)},"
77                 "{Creative Labs,Vibra PCI128},"
78                 "{Ectiva,EV1938}}");
79 #endif
80
81 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
82 #define SUPPORT_JOYSTICK
83 #endif
84
85 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
86 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
87 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;      /* Enable switches */
88 #ifdef SUPPORT_JOYSTICK
89 #ifdef CHIP1371
90 static int joystick_port[SNDRV_CARDS];
91 #else
92 static int joystick[SNDRV_CARDS];
93 #endif
94 #endif
95 #ifdef CHIP1371
96 static int spdif[SNDRV_CARDS];
97 static int lineio[SNDRV_CARDS];
98 #endif
99
100 module_param_array(index, int, NULL, 0444);
101 MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
102 module_param_array(id, charp, NULL, 0444);
103 MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
104 module_param_array(enable, bool, NULL, 0444);
105 MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
106 #ifdef SUPPORT_JOYSTICK
107 #ifdef CHIP1371
108 module_param_array(joystick_port, int, NULL, 0444);
109 MODULE_PARM_DESC(joystick_port, "Joystick port address.");
110 #else
111 module_param_array(joystick, bool, NULL, 0444);
112 MODULE_PARM_DESC(joystick, "Enable joystick.");
113 #endif
114 #endif /* SUPPORT_JOYSTICK */
115 #ifdef CHIP1371
116 module_param_array(spdif, int, NULL, 0444);
117 MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
118 module_param_array(lineio, int, NULL, 0444);
119 MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
120 #endif
121
122 /* ES1371 chip ID */
123 /* This is a little confusing because all ES1371 compatible chips have the
124    same DEVICE_ID, the only thing differentiating them is the REV_ID field.
125    This is only significant if you want to enable features on the later parts.
126    Yes, I know it's stupid and why didn't we use the sub IDs?
127 */
128 #define ES1371REV_ES1373_A  0x04
129 #define ES1371REV_ES1373_B  0x06
130 #define ES1371REV_CT5880_A  0x07
131 #define CT5880REV_CT5880_C  0x02
132 #define CT5880REV_CT5880_D  0x03        /* ??? -jk */
133 #define CT5880REV_CT5880_E  0x04        /* mw */
134 #define ES1371REV_ES1371_B  0x09
135 #define EV1938REV_EV1938_A  0x00
136 #define ES1371REV_ES1373_8  0x08
137
138 /*
139  * Direct registers
140  */
141
142 #define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
143
144 #define ES_REG_CONTROL  0x00    /* R/W: Interrupt/Chip select control register */
145 #define   ES_1370_ADC_STOP      (1<<31)         /* disable capture buffer transfers */
146 #define   ES_1370_XCTL1         (1<<30)         /* general purpose output bit */
147 #define   ES_1373_BYPASS_P1     (1<<31)         /* bypass SRC for PB1 */
148 #define   ES_1373_BYPASS_P2     (1<<30)         /* bypass SRC for PB2 */
149 #define   ES_1373_BYPASS_R      (1<<29)         /* bypass SRC for REC */
150 #define   ES_1373_TEST_BIT      (1<<28)         /* should be set to 0 for normal operation */
151 #define   ES_1373_RECEN_B       (1<<27)         /* mix record with playback for I2S/SPDIF out */
152 #define   ES_1373_SPDIF_THRU    (1<<26)         /* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
153 #define   ES_1371_JOY_ASEL(o)   (((o)&0x03)<<24)/* joystick port mapping */
154 #define   ES_1371_JOY_ASELM     (0x03<<24)      /* mask for above */
155 #define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
156 #define   ES_1371_GPIO_IN(i)    (((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
157 #define   ES_1370_PCLKDIVO(o)   (((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
158 #define   ES_1370_PCLKDIVM      ((0x1fff)<<16)  /* mask for above */
159 #define   ES_1370_PCLKDIVI(i)   (((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
160 #define   ES_1371_GPIO_OUT(o)   (((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
161 #define   ES_1371_GPIO_OUTM     (0x0f<<16)      /* mask for above */
162 #define   ES_MSFMTSEL           (1<<15)         /* MPEG serial data format; 0 = SONY, 1 = I2S */
163 #define   ES_1370_M_SBB         (1<<14)         /* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
164 #define   ES_1371_SYNC_RES      (1<<14)         /* Warm AC97 reset */
165 #define   ES_1370_WTSRSEL(o)    (((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
166 #define   ES_1370_WTSRSELM      (0x03<<12)      /* mask for above */
167 #define   ES_1371_ADC_STOP      (1<<13)         /* disable CCB transfer capture information */
168 #define   ES_1371_PWR_INTRM     (1<<12)         /* power level change interrupts enable */
169 #define   ES_1370_DAC_SYNC      (1<<11)         /* DAC's are synchronous */
170 #define   ES_1371_M_CB          (1<<11)         /* capture clock source; 0 = AC'97 ADC; 1 = I2S */
171 #define   ES_CCB_INTRM          (1<<10)         /* CCB voice interrupts enable */
172 #define   ES_1370_M_CB          (1<<9)          /* capture clock source; 0 = ADC; 1 = MPEG */
173 #define   ES_1370_XCTL0         (1<<8)          /* generap purpose output bit */
174 #define   ES_1371_PDLEV(o)      (((o)&0x03)<<8) /* current power down level */
175 #define   ES_1371_PDLEVM        (0x03<<8)       /* mask for above */
176 #define   ES_BREQ               (1<<7)          /* memory bus request enable */
177 #define   ES_DAC1_EN            (1<<6)          /* DAC1 playback channel enable */
178 #define   ES_DAC2_EN            (1<<5)          /* DAC2 playback channel enable */
179 #define   ES_ADC_EN             (1<<4)          /* ADC capture channel enable */
180 #define   ES_UART_EN            (1<<3)          /* UART enable */
181 #define   ES_JYSTK_EN           (1<<2)          /* Joystick module enable */
182 #define   ES_1370_CDC_EN        (1<<1)          /* Codec interface enable */
183 #define   ES_1371_XTALCKDIS     (1<<1)          /* Xtal clock disable */
184 #define   ES_1370_SERR_DISABLE  (1<<0)          /* PCI serr signal disable */
185 #define   ES_1371_PCICLKDIS     (1<<0)          /* PCI clock disable */
186 #define ES_REG_STATUS   0x04    /* R/O: Interrupt/Chip select status register */
187 #define   ES_INTR               (1<<31)         /* Interrupt is pending */
188 #define   ES_1371_ST_AC97_RST   (1<<29)         /* CT5880 AC'97 Reset bit */
189 #define   ES_1373_REAR_BIT27    (1<<27)         /* rear bits: 000 - front, 010 - mirror, 101 - separate */
190 #define   ES_1373_REAR_BIT26    (1<<26)
191 #define   ES_1373_REAR_BIT24    (1<<24)
192 #define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
193 #define   ES_1373_SPDIF_EN      (1<<18)         /* SPDIF enable */
194 #define   ES_1373_SPDIF_TEST    (1<<17)         /* SPDIF test */
195 #define   ES_1371_TEST          (1<<16)         /* test ASIC */
196 #define   ES_1373_GPIO_INT(i)   (((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
197 #define   ES_1370_CSTAT         (1<<10)         /* CODEC is busy or register write in progress */
198 #define   ES_1370_CBUSY         (1<<9)          /* CODEC is busy */
199 #define   ES_1370_CWRIP         (1<<8)          /* CODEC register write in progress */
200 #define   ES_1371_SYNC_ERR      (1<<8)          /* CODEC synchronization error occurred */
201 #define   ES_1371_VC(i)         (((i)>>6)&0x03) /* voice code from CCB module */
202 #define   ES_1370_VC(i)         (((i)>>5)&0x03) /* voice code from CCB module */
203 #define   ES_1371_MPWR          (1<<5)          /* power level interrupt pending */
204 #define   ES_MCCB               (1<<4)          /* CCB interrupt pending */
205 #define   ES_UART               (1<<3)          /* UART interrupt pending */
206 #define   ES_DAC1               (1<<2)          /* DAC1 channel interrupt pending */
207 #define   ES_DAC2               (1<<1)          /* DAC2 channel interrupt pending */
208 #define   ES_ADC                (1<<0)          /* ADC channel interrupt pending */
209 #define ES_REG_UART_DATA 0x08   /* R/W: UART data register */
210 #define ES_REG_UART_STATUS 0x09 /* R/O: UART status register */
211 #define   ES_RXINT              (1<<7)          /* RX interrupt occurred */
212 #define   ES_TXINT              (1<<2)          /* TX interrupt occurred */
213 #define   ES_TXRDY              (1<<1)          /* transmitter ready */
214 #define   ES_RXRDY              (1<<0)          /* receiver ready */
215 #define ES_REG_UART_CONTROL 0x09        /* W/O: UART control register */
216 #define   ES_RXINTEN            (1<<7)          /* RX interrupt enable */
217 #define   ES_TXINTENO(o)        (((o)&0x03)<<5) /* TX interrupt enable */
218 #define   ES_TXINTENM           (0x03<<5)       /* mask for above */
219 #define   ES_TXINTENI(i)        (((i)>>5)&0x03)
220 #define   ES_CNTRL(o)           (((o)&0x03)<<0) /* control */
221 #define   ES_CNTRLM             (0x03<<0)       /* mask for above */
222 #define ES_REG_UART_RES 0x0a    /* R/W: UART reserver register */
223 #define   ES_TEST_MODE          (1<<0)          /* test mode enabled */
224 #define ES_REG_MEM_PAGE 0x0c    /* R/W: Memory page register */
225 #define   ES_MEM_PAGEO(o)       (((o)&0x0f)<<0) /* memory page select - out */
226 #define   ES_MEM_PAGEM          (0x0f<<0)       /* mask for above */
227 #define   ES_MEM_PAGEI(i)       (((i)>>0)&0x0f) /* memory page select - in */
228 #define ES_REG_1370_CODEC 0x10  /* W/O: Codec write register address */
229 #define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
230 #define ES_REG_1371_CODEC 0x14  /* W/R: Codec Read/Write register address */
231 #define   ES_1371_CODEC_RDY        (1<<31)      /* codec ready */
232 #define   ES_1371_CODEC_WIP        (1<<30)      /* codec register access in progress */
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
382 struct 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
445 static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
446
447 static struct pci_device_id snd_audiopci_ids[] = {
448 #ifdef CHIP1370
449         { 0x1274, 0x5000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* ES1370 */
450 #endif
451 #ifdef CHIP1371
452         { 0x1274, 0x1371, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* ES1371 */
453         { 0x1274, 0x5880, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* ES1373 - CT5880 */
454         { 0x1102, 0x8938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* Ectiva EV1938 */
455 #endif
456         { 0, }
457 };
458
459 MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
460
461 /*
462  *  constants
463  */
464
465 #define POLL_COUNT      0xa000
466
467 #ifdef CHIP1370
468 static unsigned int snd_es1370_fixed_rates[] =
469         {5512, 11025, 22050, 44100};
470 static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
471         .count = 4, 
472         .list = snd_es1370_fixed_rates,
473         .mask = 0,
474 };
475 static struct snd_ratnum es1370_clock = {
476         .num = ES_1370_SRCLOCK,
477         .den_min = 29, 
478         .den_max = 353,
479         .den_step = 1,
480 };
481 static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
482         .nrats = 1,
483         .rats = &es1370_clock,
484 };
485 #else
486 static 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 };
492 static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
493         .nrats = 1,
494         .rats = &es1371_dac_clock,
495 };
496 static struct snd_ratnum es1371_adc_clock = {
497         .num = 48000 << 15,
498         .den_min = 32768, 
499         .den_max = 393216,
500         .den_step = 1,
501 };
502 static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
503         .nrats = 1,
504         .rats = &es1371_adc_clock,
505 };
506 #endif
507 static 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
516 static 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 source ready timeout 0x%lx [0x%x]\n",
527                    ES_REG(ensoniq, 1371_SMPRATE), r);
528         return 0;
529 }
530
531 static 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
565 static 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
581 static 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("CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
589                reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
590 #endif
591         do {
592                 if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
593                         outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
594                         return;
595                 }
596                 schedule_timeout_uninterruptible(1);
597         } while (time_after(end_time, jiffies));
598         snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n",
599                    inl(ES_REG(ensoniq, STATUS)));
600 }
601
602 #endif /* CHIP1370 */
603
604 #ifdef CHIP1371
605
606 static void snd_es1371_codec_write(struct snd_ac97 *ac97,
607                                    unsigned short reg, unsigned short val)
608 {
609         struct ensoniq *ensoniq = ac97->private_data;
610         unsigned int t, x;
611
612         mutex_lock(&ensoniq->src_mutex);
613         for (t = 0; t < POLL_COUNT; t++) {
614                 if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
615                         /* save the current state for latter */
616                         x = snd_es1371_wait_src_ready(ensoniq);
617                         outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
618                                    ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
619                              ES_REG(ensoniq, 1371_SMPRATE));
620                         /* wait for not busy (state 0) first to avoid
621                            transition states */
622                         for (t = 0; t < POLL_COUNT; t++) {
623                                 if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
624                                     0x00000000)
625                                         break;
626                         }
627                         /* wait for a SAFE time to write addr/data and then do it, dammit */
628                         for (t = 0; t < POLL_COUNT; t++) {
629                                 if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
630                                     0x00010000)
631                                         break;
632                         }
633                         outl(ES_1371_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1371_CODEC));
634                         /* restore SRC reg */
635                         snd_es1371_wait_src_ready(ensoniq);
636                         outl(x, ES_REG(ensoniq, 1371_SMPRATE));
637                         mutex_unlock(&ensoniq->src_mutex);
638                         return;
639                 }
640         }
641         mutex_unlock(&ensoniq->src_mutex);
642         snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n",
643                    ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
644 }
645
646 static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
647                                             unsigned short reg)
648 {
649         struct ensoniq *ensoniq = ac97->private_data;
650         unsigned int t, x, fail = 0;
651
652       __again:
653         mutex_lock(&ensoniq->src_mutex);
654         for (t = 0; t < POLL_COUNT; t++) {
655                 if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
656                         /* save the current state for latter */
657                         x = snd_es1371_wait_src_ready(ensoniq);
658                         outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
659                                    ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
660                              ES_REG(ensoniq, 1371_SMPRATE));
661                         /* wait for not busy (state 0) first to avoid
662                            transition states */
663                         for (t = 0; t < POLL_COUNT; t++) {
664                                 if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
665                                     0x00000000)
666                                         break;
667                         }
668                         /* wait for a SAFE time to write addr/data and then do it, dammit */
669                         for (t = 0; t < POLL_COUNT; t++) {
670                                 if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
671                                     0x00010000)
672                                         break;
673                         }
674                         outl(ES_1371_CODEC_READS(reg), ES_REG(ensoniq, 1371_CODEC));
675                         /* restore SRC reg */
676                         snd_es1371_wait_src_ready(ensoniq);
677                         outl(x, ES_REG(ensoniq, 1371_SMPRATE));
678                         /* wait for WIP again */
679                         for (t = 0; t < POLL_COUNT; t++) {
680                                 if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
681                                         break;          
682                         }
683                         /* now wait for the stinkin' data (RDY) */
684                         for (t = 0; t < POLL_COUNT; t++) {
685                                 if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
686                                         mutex_unlock(&ensoniq->src_mutex);
687                                         return ES_1371_CODEC_READ(x);
688                                 }
689                         }
690                         mutex_unlock(&ensoniq->src_mutex);
691                         if (++fail > 10) {
692                                 snd_printk(KERN_ERR "codec read timeout (final) "
693                                            "at 0x%lx, reg = 0x%x [0x%x]\n",
694                                            ES_REG(ensoniq, 1371_CODEC), reg,
695                                            inl(ES_REG(ensoniq, 1371_CODEC)));
696                                 return 0;
697                         }
698                         goto __again;
699                 }
700         }
701         mutex_unlock(&ensoniq->src_mutex);
702         snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n",
703                    ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
704         return 0;
705 }
706
707 static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
708 {
709         msleep(750);
710         snd_es1371_codec_read(ac97, AC97_RESET);
711         snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
712         snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
713         msleep(50);
714 }
715
716 static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
717 {
718         unsigned int n, truncm, freq, result;
719
720         mutex_lock(&ensoniq->src_mutex);
721         n = rate / 3000;
722         if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
723                 n--;
724         truncm = (21 * n - 1) | 1;
725         freq = ((48000UL << 15) / rate) * n;
726         result = (48000UL << 15) / (freq / n);
727         if (rate >= 24000) {
728                 if (truncm > 239)
729                         truncm = 239;
730                 snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
731                                 (((239 - truncm) >> 1) << 9) | (n << 4));
732         } else {
733                 if (truncm > 119)
734                         truncm = 119;
735                 snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
736                                 0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
737         }
738         snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
739                              (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
740                                                   ES_SMPREG_INT_REGS) & 0x00ff) |
741                              ((freq >> 5) & 0xfc00));
742         snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
743         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
744         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
745         mutex_unlock(&ensoniq->src_mutex);
746 }
747
748 static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
749 {
750         unsigned int freq, r;
751
752         mutex_lock(&ensoniq->src_mutex);
753         freq = ((rate << 15) + 1500) / 3000;
754         r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
755                                                    ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
756                 ES_1371_DIS_P1;
757         outl(r, ES_REG(ensoniq, 1371_SMPRATE));
758         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
759                              (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
760                                                   ES_SMPREG_INT_REGS) & 0x00ff) |
761                              ((freq >> 5) & 0xfc00));
762         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
763         r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
764                                                    ES_1371_DIS_P2 | ES_1371_DIS_R1));
765         outl(r, ES_REG(ensoniq, 1371_SMPRATE));
766         mutex_unlock(&ensoniq->src_mutex);
767 }
768
769 static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
770 {
771         unsigned int freq, r;
772
773         mutex_lock(&ensoniq->src_mutex);
774         freq = ((rate << 15) + 1500) / 3000;
775         r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
776                                                    ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
777                 ES_1371_DIS_P2;
778         outl(r, ES_REG(ensoniq, 1371_SMPRATE));
779         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
780                              (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
781                                                   ES_SMPREG_INT_REGS) & 0x00ff) |
782                              ((freq >> 5) & 0xfc00));
783         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
784                              freq & 0x7fff);
785         r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
786                                                    ES_1371_DIS_P1 | ES_1371_DIS_R1));
787         outl(r, ES_REG(ensoniq, 1371_SMPRATE));
788         mutex_unlock(&ensoniq->src_mutex);
789 }
790
791 #endif /* CHIP1371 */
792
793 static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
794 {
795         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
796         switch (cmd) {
797         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
798         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
799         {
800                 unsigned int what = 0;
801                 struct snd_pcm_substream *s;
802                 snd_pcm_group_for_each_entry(s, substream) {
803                         if (s == ensoniq->playback1_substream) {
804                                 what |= ES_P1_PAUSE;
805                                 snd_pcm_trigger_done(s, substream);
806                         } else if (s == ensoniq->playback2_substream) {
807                                 what |= ES_P2_PAUSE;
808                                 snd_pcm_trigger_done(s, substream);
809                         } else if (s == ensoniq->capture_substream)
810                                 return -EINVAL;
811                 }
812                 spin_lock(&ensoniq->reg_lock);
813                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
814                         ensoniq->sctrl |= what;
815                 else
816                         ensoniq->sctrl &= ~what;
817                 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
818                 spin_unlock(&ensoniq->reg_lock);
819                 break;
820         }
821         case SNDRV_PCM_TRIGGER_START:
822         case SNDRV_PCM_TRIGGER_STOP:
823         {
824                 unsigned int what = 0;
825                 struct snd_pcm_substream *s;
826                 snd_pcm_group_for_each_entry(s, substream) {
827                         if (s == ensoniq->playback1_substream) {
828                                 what |= ES_DAC1_EN;
829                                 snd_pcm_trigger_done(s, substream);
830                         } else if (s == ensoniq->playback2_substream) {
831                                 what |= ES_DAC2_EN;
832                                 snd_pcm_trigger_done(s, substream);
833                         } else if (s == ensoniq->capture_substream) {
834                                 what |= ES_ADC_EN;
835                                 snd_pcm_trigger_done(s, substream);
836                         }
837                 }
838                 spin_lock(&ensoniq->reg_lock);
839                 if (cmd == SNDRV_PCM_TRIGGER_START)
840                         ensoniq->ctrl |= what;
841                 else
842                         ensoniq->ctrl &= ~what;
843                 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
844                 spin_unlock(&ensoniq->reg_lock);
845                 break;
846         }
847         default:
848                 return -EINVAL;
849         }
850         return 0;
851 }
852
853 /*
854  *  PCM part
855  */
856
857 static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
858                                  struct snd_pcm_hw_params *hw_params)
859 {
860         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
861 }
862
863 static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
864 {
865         return snd_pcm_lib_free_pages(substream);
866 }
867
868 static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
869 {
870         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
871         struct snd_pcm_runtime *runtime = substream->runtime;
872         unsigned int mode = 0;
873
874         ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
875         ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
876         if (snd_pcm_format_width(runtime->format) == 16)
877                 mode |= 0x02;
878         if (runtime->channels > 1)
879                 mode |= 0x01;
880         spin_lock_irq(&ensoniq->reg_lock);
881         ensoniq->ctrl &= ~ES_DAC1_EN;
882 #ifdef CHIP1371
883         /* 48k doesn't need SRC (it breaks AC3-passthru) */
884         if (runtime->rate == 48000)
885                 ensoniq->ctrl |= ES_1373_BYPASS_P1;
886         else
887                 ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
888 #endif
889         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
890         outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
891         outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
892         outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
893         ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
894         ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
895         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
896         outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
897              ES_REG(ensoniq, DAC1_COUNT));
898 #ifdef CHIP1370
899         ensoniq->ctrl &= ~ES_1370_WTSRSELM;
900         switch (runtime->rate) {
901         case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
902         case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
903         case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
904         case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
905         default: snd_BUG();
906         }
907 #endif
908         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
909         spin_unlock_irq(&ensoniq->reg_lock);
910 #ifndef CHIP1370
911         snd_es1371_dac1_rate(ensoniq, runtime->rate);
912 #endif
913         return 0;
914 }
915
916 static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
917 {
918         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
919         struct snd_pcm_runtime *runtime = substream->runtime;
920         unsigned int mode = 0;
921
922         ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
923         ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
924         if (snd_pcm_format_width(runtime->format) == 16)
925                 mode |= 0x02;
926         if (runtime->channels > 1)
927                 mode |= 0x01;
928         spin_lock_irq(&ensoniq->reg_lock);
929         ensoniq->ctrl &= ~ES_DAC2_EN;
930         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
931         outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
932         outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
933         outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
934         ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
935                             ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
936         ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
937                           ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
938         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
939         outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
940              ES_REG(ensoniq, DAC2_COUNT));
941 #ifdef CHIP1370
942         if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
943                 ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
944                 ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
945                 ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
946         }
947 #endif
948         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
949         spin_unlock_irq(&ensoniq->reg_lock);
950 #ifndef CHIP1370
951         snd_es1371_dac2_rate(ensoniq, runtime->rate);
952 #endif
953         return 0;
954 }
955
956 static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
957 {
958         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
959         struct snd_pcm_runtime *runtime = substream->runtime;
960         unsigned int mode = 0;
961
962         ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
963         ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
964         if (snd_pcm_format_width(runtime->format) == 16)
965                 mode |= 0x02;
966         if (runtime->channels > 1)
967                 mode |= 0x01;
968         spin_lock_irq(&ensoniq->reg_lock);
969         ensoniq->ctrl &= ~ES_ADC_EN;
970         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
971         outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
972         outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
973         outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
974         ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
975         ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
976         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
977         outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
978              ES_REG(ensoniq, ADC_COUNT));
979 #ifdef CHIP1370
980         if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
981                 ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
982                 ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
983                 ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
984         }
985 #endif
986         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
987         spin_unlock_irq(&ensoniq->reg_lock);
988 #ifndef CHIP1370
989         snd_es1371_adc_rate(ensoniq, runtime->rate);
990 #endif
991         return 0;
992 }
993
994 static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
995 {
996         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
997         size_t ptr;
998
999         spin_lock(&ensoniq->reg_lock);
1000         if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1001                 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1002                 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1003                 ptr = bytes_to_frames(substream->runtime, ptr);
1004         } else {
1005                 ptr = 0;
1006         }
1007         spin_unlock(&ensoniq->reg_lock);
1008         return ptr;
1009 }
1010
1011 static snd_pcm_uframes_t snd_ensoniq_playback2_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_DAC2_EN) {
1018                 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1019                 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_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
1028 static snd_pcm_uframes_t snd_ensoniq_capture_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_ADC_EN) {
1035                 outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1036                 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_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
1045 static struct snd_pcm_hardware snd_ensoniq_playback1 =
1046 {
1047         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1048                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
1049                                  SNDRV_PCM_INFO_MMAP_VALID |
1050                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1051         .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1052         .rates =
1053 #ifndef CHIP1370
1054                                 SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1055 #else
1056                                 (SNDRV_PCM_RATE_KNOT |  /* 5512Hz rate */
1057                                  SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1058                                  SNDRV_PCM_RATE_44100),
1059 #endif
1060         .rate_min =             4000,
1061         .rate_max =             48000,
1062         .channels_min =         1,
1063         .channels_max =         2,
1064         .buffer_bytes_max =     (128*1024),
1065         .period_bytes_min =     64,
1066         .period_bytes_max =     (128*1024),
1067         .periods_min =          1,
1068         .periods_max =          1024,
1069         .fifo_size =            0,
1070 };
1071
1072 static struct snd_pcm_hardware snd_ensoniq_playback2 =
1073 {
1074         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1075                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
1076                                  SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1077                                  SNDRV_PCM_INFO_SYNC_START),
1078         .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1079         .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1080         .rate_min =             4000,
1081         .rate_max =             48000,
1082         .channels_min =         1,
1083         .channels_max =         2,
1084         .buffer_bytes_max =     (128*1024),
1085         .period_bytes_min =     64,
1086         .period_bytes_max =     (128*1024),
1087         .periods_min =          1,
1088         .periods_max =          1024,
1089         .fifo_size =            0,
1090 };
1091
1092 static struct snd_pcm_hardware snd_ensoniq_capture =
1093 {
1094         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1095                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
1096                                  SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1097         .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1098         .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1099         .rate_min =             4000,
1100         .rate_max =             48000,
1101         .channels_min =         1,
1102         .channels_max =         2,
1103         .buffer_bytes_max =     (128*1024),
1104         .period_bytes_min =     64,
1105         .period_bytes_max =     (128*1024),
1106         .periods_min =          1,
1107         .periods_max =          1024,
1108         .fifo_size =            0,
1109 };
1110
1111 static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1112 {
1113         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1114         struct snd_pcm_runtime *runtime = substream->runtime;
1115
1116         ensoniq->mode |= ES_MODE_PLAY1;
1117         ensoniq->playback1_substream = substream;
1118         runtime->hw = snd_ensoniq_playback1;
1119         snd_pcm_set_sync(substream);
1120         spin_lock_irq(&ensoniq->reg_lock);
1121         if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1122                 ensoniq->spdif_stream = ensoniq->spdif_default;
1123         spin_unlock_irq(&ensoniq->reg_lock);
1124 #ifdef CHIP1370
1125         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1126                                    &snd_es1370_hw_constraints_rates);
1127 #else
1128         snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1129                                       &snd_es1371_hw_constraints_dac_clock);
1130 #endif
1131         return 0;
1132 }
1133
1134 static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1135 {
1136         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1137         struct snd_pcm_runtime *runtime = substream->runtime;
1138
1139         ensoniq->mode |= ES_MODE_PLAY2;
1140         ensoniq->playback2_substream = substream;
1141         runtime->hw = snd_ensoniq_playback2;
1142         snd_pcm_set_sync(substream);
1143         spin_lock_irq(&ensoniq->reg_lock);
1144         if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1145                 ensoniq->spdif_stream = ensoniq->spdif_default;
1146         spin_unlock_irq(&ensoniq->reg_lock);
1147 #ifdef CHIP1370
1148         snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1149                                       &snd_es1370_hw_constraints_clock);
1150 #else
1151         snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1152                                       &snd_es1371_hw_constraints_dac_clock);
1153 #endif
1154         return 0;
1155 }
1156
1157 static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1158 {
1159         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1160         struct snd_pcm_runtime *runtime = substream->runtime;
1161
1162         ensoniq->mode |= ES_MODE_CAPTURE;
1163         ensoniq->capture_substream = substream;
1164         runtime->hw = snd_ensoniq_capture;
1165         snd_pcm_set_sync(substream);
1166 #ifdef CHIP1370
1167         snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1168                                       &snd_es1370_hw_constraints_clock);
1169 #else
1170         snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1171                                       &snd_es1371_hw_constraints_adc_clock);
1172 #endif
1173         return 0;
1174 }
1175
1176 static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1177 {
1178         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1179
1180         ensoniq->playback1_substream = NULL;
1181         ensoniq->mode &= ~ES_MODE_PLAY1;
1182         return 0;
1183 }
1184
1185 static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1186 {
1187         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1188
1189         ensoniq->playback2_substream = NULL;
1190         spin_lock_irq(&ensoniq->reg_lock);
1191 #ifdef CHIP1370
1192         ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1193 #endif
1194         ensoniq->mode &= ~ES_MODE_PLAY2;
1195         spin_unlock_irq(&ensoniq->reg_lock);
1196         return 0;
1197 }
1198
1199 static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1200 {
1201         struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1202
1203         ensoniq->capture_substream = NULL;
1204         spin_lock_irq(&ensoniq->reg_lock);
1205 #ifdef CHIP1370
1206         ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1207 #endif
1208         ensoniq->mode &= ~ES_MODE_CAPTURE;
1209         spin_unlock_irq(&ensoniq->reg_lock);
1210         return 0;
1211 }
1212
1213 static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1214         .open =         snd_ensoniq_playback1_open,
1215         .close =        snd_ensoniq_playback1_close,
1216         .ioctl =        snd_pcm_lib_ioctl,
1217         .hw_params =    snd_ensoniq_hw_params,
1218         .hw_free =      snd_ensoniq_hw_free,
1219         .prepare =      snd_ensoniq_playback1_prepare,
1220         .trigger =      snd_ensoniq_trigger,
1221         .pointer =      snd_ensoniq_playback1_pointer,
1222 };
1223
1224 static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1225         .open =         snd_ensoniq_playback2_open,
1226         .close =        snd_ensoniq_playback2_close,
1227         .ioctl =        snd_pcm_lib_ioctl,
1228         .hw_params =    snd_ensoniq_hw_params,
1229         .hw_free =      snd_ensoniq_hw_free,
1230         .prepare =      snd_ensoniq_playback2_prepare,
1231         .trigger =      snd_ensoniq_trigger,
1232         .pointer =      snd_ensoniq_playback2_pointer,
1233 };
1234
1235 static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1236         .open =         snd_ensoniq_capture_open,
1237         .close =        snd_ensoniq_capture_close,
1238         .ioctl =        snd_pcm_lib_ioctl,
1239         .hw_params =    snd_ensoniq_hw_params,
1240         .hw_free =      snd_ensoniq_hw_free,
1241         .prepare =      snd_ensoniq_capture_prepare,
1242         .trigger =      snd_ensoniq_trigger,
1243         .pointer =      snd_ensoniq_capture_pointer,
1244 };
1245
1246 static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
1247                                      struct snd_pcm ** rpcm)
1248 {
1249         struct snd_pcm *pcm;
1250         int err;
1251
1252         if (rpcm)
1253                 *rpcm = NULL;
1254 #ifdef CHIP1370
1255         err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm);
1256 #else
1257         err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm);
1258 #endif
1259         if (err < 0)
1260                 return err;
1261
1262 #ifdef CHIP1370
1263         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1264 #else
1265         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1266 #endif
1267         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1268
1269         pcm->private_data = ensoniq;
1270         pcm->info_flags = 0;
1271 #ifdef CHIP1370
1272         strcpy(pcm->name, "ES1370 DAC2/ADC");
1273 #else
1274         strcpy(pcm->name, "ES1371 DAC2/ADC");
1275 #endif
1276         ensoniq->pcm1 = pcm;
1277
1278         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1279                                               snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1280
1281         if (rpcm)
1282                 *rpcm = pcm;
1283         return 0;
1284 }
1285
1286 static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
1287                                       struct snd_pcm ** rpcm)
1288 {
1289         struct snd_pcm *pcm;
1290         int err;
1291
1292         if (rpcm)
1293                 *rpcm = NULL;
1294 #ifdef CHIP1370
1295         err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm);
1296 #else
1297         err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm);
1298 #endif
1299         if (err < 0)
1300                 return err;
1301
1302 #ifdef CHIP1370
1303         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1304 #else
1305         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1306 #endif
1307         pcm->private_data = ensoniq;
1308         pcm->info_flags = 0;
1309 #ifdef CHIP1370
1310         strcpy(pcm->name, "ES1370 DAC1");
1311 #else
1312         strcpy(pcm->name, "ES1371 DAC1");
1313 #endif
1314         ensoniq->pcm2 = pcm;
1315
1316         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1317                                               snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1318
1319         if (rpcm)
1320                 *rpcm = pcm;
1321         return 0;
1322 }
1323
1324 /*
1325  *  Mixer section
1326  */
1327
1328 /*
1329  * ENS1371 mixer (including SPDIF interface)
1330  */
1331 #ifdef CHIP1371
1332 static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1333                                   struct snd_ctl_elem_info *uinfo)
1334 {
1335         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1336         uinfo->count = 1;
1337         return 0;
1338 }
1339
1340 static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1341                                          struct snd_ctl_elem_value *ucontrol)
1342 {
1343         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1344         spin_lock_irq(&ensoniq->reg_lock);
1345         ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1346         ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1347         ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1348         ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1349         spin_unlock_irq(&ensoniq->reg_lock);
1350         return 0;
1351 }
1352
1353 static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1354                                          struct snd_ctl_elem_value *ucontrol)
1355 {
1356         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1357         unsigned int val;
1358         int change;
1359
1360         val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1361               ((u32)ucontrol->value.iec958.status[1] << 8) |
1362               ((u32)ucontrol->value.iec958.status[2] << 16) |
1363               ((u32)ucontrol->value.iec958.status[3] << 24);
1364         spin_lock_irq(&ensoniq->reg_lock);
1365         change = ensoniq->spdif_default != val;
1366         ensoniq->spdif_default = val;
1367         if (change && ensoniq->playback1_substream == NULL &&
1368             ensoniq->playback2_substream == NULL)
1369                 outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1370         spin_unlock_irq(&ensoniq->reg_lock);
1371         return change;
1372 }
1373
1374 static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1375                                       struct snd_ctl_elem_value *ucontrol)
1376 {
1377         ucontrol->value.iec958.status[0] = 0xff;
1378         ucontrol->value.iec958.status[1] = 0xff;
1379         ucontrol->value.iec958.status[2] = 0xff;
1380         ucontrol->value.iec958.status[3] = 0xff;
1381         return 0;
1382 }
1383
1384 static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1385                                         struct snd_ctl_elem_value *ucontrol)
1386 {
1387         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1388         spin_lock_irq(&ensoniq->reg_lock);
1389         ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1390         ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1391         ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1392         ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1393         spin_unlock_irq(&ensoniq->reg_lock);
1394         return 0;
1395 }
1396
1397 static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1398                                         struct snd_ctl_elem_value *ucontrol)
1399 {
1400         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1401         unsigned int val;
1402         int change;
1403
1404         val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1405               ((u32)ucontrol->value.iec958.status[1] << 8) |
1406               ((u32)ucontrol->value.iec958.status[2] << 16) |
1407               ((u32)ucontrol->value.iec958.status[3] << 24);
1408         spin_lock_irq(&ensoniq->reg_lock);
1409         change = ensoniq->spdif_stream != val;
1410         ensoniq->spdif_stream = val;
1411         if (change && (ensoniq->playback1_substream != NULL ||
1412                        ensoniq->playback2_substream != NULL))
1413                 outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1414         spin_unlock_irq(&ensoniq->reg_lock);
1415         return change;
1416 }
1417
1418 #define ES1371_SPDIF(xname) \
1419 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1420   .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1421
1422 static int snd_es1371_spdif_info(struct snd_kcontrol *kcontrol,
1423                                  struct snd_ctl_elem_info *uinfo)
1424 {
1425         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1426         uinfo->count = 1;
1427         uinfo->value.integer.min = 0;
1428         uinfo->value.integer.max = 1;
1429         return 0;
1430 }
1431
1432 static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1433                                 struct snd_ctl_elem_value *ucontrol)
1434 {
1435         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1436         
1437         spin_lock_irq(&ensoniq->reg_lock);
1438         ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1439         spin_unlock_irq(&ensoniq->reg_lock);
1440         return 0;
1441 }
1442
1443 static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1444                                 struct snd_ctl_elem_value *ucontrol)
1445 {
1446         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1447         unsigned int nval1, nval2;
1448         int change;
1449         
1450         nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1451         nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1452         spin_lock_irq(&ensoniq->reg_lock);
1453         change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1454         ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1455         ensoniq->ctrl |= nval1;
1456         ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1457         ensoniq->cssr |= nval2;
1458         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1459         outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1460         spin_unlock_irq(&ensoniq->reg_lock);
1461         return change;
1462 }
1463
1464
1465 /* spdif controls */
1466 static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
1467         ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1468         {
1469                 .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1470                 .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1471                 .info =         snd_ens1373_spdif_info,
1472                 .get =          snd_ens1373_spdif_default_get,
1473                 .put =          snd_ens1373_spdif_default_put,
1474         },
1475         {
1476                 .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1477                 .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1478                 .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1479                 .info =         snd_ens1373_spdif_info,
1480                 .get =          snd_ens1373_spdif_mask_get
1481         },
1482         {
1483                 .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1484                 .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1485                 .info =         snd_ens1373_spdif_info,
1486                 .get =          snd_ens1373_spdif_stream_get,
1487                 .put =          snd_ens1373_spdif_stream_put
1488         },
1489 };
1490
1491
1492 static int snd_es1373_rear_info(struct snd_kcontrol *kcontrol,
1493                                 struct snd_ctl_elem_info *uinfo)
1494 {
1495         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1496         uinfo->count = 1;
1497         uinfo->value.integer.min = 0;
1498         uinfo->value.integer.max = 1;
1499         return 0;
1500 }
1501
1502 static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1503                                struct snd_ctl_elem_value *ucontrol)
1504 {
1505         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1506         int val = 0;
1507         
1508         spin_lock_irq(&ensoniq->reg_lock);
1509         if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1510                               ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1511                 val = 1;
1512         ucontrol->value.integer.value[0] = val;
1513         spin_unlock_irq(&ensoniq->reg_lock);
1514         return 0;
1515 }
1516
1517 static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1518                                struct snd_ctl_elem_value *ucontrol)
1519 {
1520         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1521         unsigned int nval1;
1522         int change;
1523         
1524         nval1 = ucontrol->value.integer.value[0] ?
1525                 ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1526         spin_lock_irq(&ensoniq->reg_lock);
1527         change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1528                                    ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1529         ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1530         ensoniq->cssr |= nval1;
1531         outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1532         spin_unlock_irq(&ensoniq->reg_lock);
1533         return change;
1534 }
1535
1536 static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
1537 {
1538         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1539         .name =         "AC97 2ch->4ch Copy Switch",
1540         .info =         snd_es1373_rear_info,
1541         .get =          snd_es1373_rear_get,
1542         .put =          snd_es1373_rear_put,
1543 };
1544
1545 static int snd_es1373_line_info(struct snd_kcontrol *kcontrol,
1546                                 struct snd_ctl_elem_info *uinfo)
1547 {
1548         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1549         uinfo->count = 1;
1550         uinfo->value.integer.min = 0;
1551         uinfo->value.integer.max = 1;
1552         return 0;
1553 }
1554
1555 static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1556                                struct snd_ctl_elem_value *ucontrol)
1557 {
1558         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1559         int val = 0;
1560         
1561         spin_lock_irq(&ensoniq->reg_lock);
1562         if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1563                 val = 1;
1564         ucontrol->value.integer.value[0] = val;
1565         spin_unlock_irq(&ensoniq->reg_lock);
1566         return 0;
1567 }
1568
1569 static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1570                                struct snd_ctl_elem_value *ucontrol)
1571 {
1572         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1573         int changed;
1574         unsigned int ctrl;
1575         
1576         spin_lock_irq(&ensoniq->reg_lock);
1577         ctrl = ensoniq->ctrl;
1578         if (ucontrol->value.integer.value[0])
1579                 ensoniq->ctrl |= ES_1371_GPIO_OUT(4);   /* switch line-in -> rear out */
1580         else
1581                 ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1582         changed = (ctrl != ensoniq->ctrl);
1583         if (changed)
1584                 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1585         spin_unlock_irq(&ensoniq->reg_lock);
1586         return changed;
1587 }
1588
1589 static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
1590 {
1591         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1592         .name =         "Line In->Rear Out Switch",
1593         .info =         snd_es1373_line_info,
1594         .get =          snd_es1373_line_get,
1595         .put =          snd_es1373_line_put,
1596 };
1597
1598 static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1599 {
1600         struct ensoniq *ensoniq = ac97->private_data;
1601         ensoniq->u.es1371.ac97 = NULL;
1602 }
1603
1604 struct es1371_quirk {
1605         unsigned short vid;             /* vendor ID */
1606         unsigned short did;             /* device ID */
1607         unsigned char rev;              /* revision */
1608 };
1609
1610 static int __devinit es1371_quirk_lookup(struct ensoniq *ensoniq,
1611                                          struct es1371_quirk *list)
1612 {
1613         while (list->vid != (unsigned short)PCI_ANY_ID) {
1614                 if (ensoniq->pci->vendor == list->vid &&
1615                     ensoniq->pci->device == list->did &&
1616                     ensoniq->rev == list->rev)
1617                         return 1;
1618                 list++;
1619         }
1620         return 0;
1621 }
1622
1623 static struct es1371_quirk es1371_spdif_present[] __devinitdata = {
1624         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1625         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1626         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1627         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1628         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1629         { .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1630 };
1631
1632 static struct snd_pci_quirk ens1373_line_quirk[] __devinitdata = {
1633         SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1634         SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1635         { } /* end */
1636 };
1637
1638 static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1639                                             int has_spdif, int has_line)
1640 {
1641         struct snd_card *card = ensoniq->card;
1642         struct snd_ac97_bus *pbus;
1643         struct snd_ac97_template ac97;
1644         int err;
1645         static struct snd_ac97_bus_ops ops = {
1646                 .write = snd_es1371_codec_write,
1647                 .read = snd_es1371_codec_read,
1648                 .wait = snd_es1371_codec_wait,
1649         };
1650
1651         if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1652                 return err;
1653
1654         memset(&ac97, 0, sizeof(ac97));
1655         ac97.private_data = ensoniq;
1656         ac97.private_free = snd_ensoniq_mixer_free_ac97;
1657         ac97.scaps = AC97_SCAP_AUDIO;
1658         if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1659                 return err;
1660         if (has_spdif > 0 ||
1661             (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1662                 struct snd_kcontrol *kctl;
1663                 int i, index = 0;
1664
1665                 ensoniq->spdif_default = ensoniq->spdif_stream =
1666                         SNDRV_PCM_DEFAULT_CON_SPDIF;
1667                 outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1668
1669                 if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1670                         index++;
1671
1672                 for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1673                         kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1674                         if (!kctl)
1675                                 return -ENOMEM;
1676                         kctl->id.index = index;
1677                         err = snd_ctl_add(card, kctl);
1678                         if (err < 0)
1679                                 return err;
1680                 }
1681         }
1682         if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1683                 /* mirror rear to front speakers */
1684                 ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1685                 ensoniq->cssr |= ES_1373_REAR_BIT26;
1686                 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1687                 if (err < 0)
1688                         return err;
1689         }
1690         if (has_line > 0 ||
1691             snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1692                  err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1693                                                       ensoniq));
1694                  if (err < 0)
1695                          return err;
1696         }
1697
1698         return 0;
1699 }
1700
1701 #endif /* CHIP1371 */
1702
1703 /* generic control callbacks for ens1370 */
1704 #ifdef CHIP1370
1705 #define ENSONIQ_CONTROL(xname, mask) \
1706 { .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1707   .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1708   .private_value = mask }
1709
1710 static int snd_ensoniq_control_info(struct snd_kcontrol *kcontrol,
1711                                     struct snd_ctl_elem_info *uinfo)
1712 {
1713         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1714         uinfo->count = 1;
1715         uinfo->value.integer.min = 0;
1716         uinfo->value.integer.max = 1;
1717         return 0;
1718 }
1719
1720 static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1721                                    struct snd_ctl_elem_value *ucontrol)
1722 {
1723         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1724         int mask = kcontrol->private_value;
1725         
1726         spin_lock_irq(&ensoniq->reg_lock);
1727         ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1728         spin_unlock_irq(&ensoniq->reg_lock);
1729         return 0;
1730 }
1731
1732 static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1733                                    struct snd_ctl_elem_value *ucontrol)
1734 {
1735         struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1736         int mask = kcontrol->private_value;
1737         unsigned int nval;
1738         int change;
1739         
1740         nval = ucontrol->value.integer.value[0] ? mask : 0;
1741         spin_lock_irq(&ensoniq->reg_lock);
1742         change = (ensoniq->ctrl & mask) != nval;
1743         ensoniq->ctrl &= ~mask;
1744         ensoniq->ctrl |= nval;
1745         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1746         spin_unlock_irq(&ensoniq->reg_lock);
1747         return change;
1748 }
1749
1750 /*
1751  * ENS1370 mixer
1752  */
1753
1754 static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
1755 ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1756 ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1757 };
1758
1759 #define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1760
1761 static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1762 {
1763         struct ensoniq *ensoniq = ak4531->private_data;
1764         ensoniq->u.es1370.ak4531 = NULL;
1765 }
1766
1767 static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
1768 {
1769         struct snd_card *card = ensoniq->card;
1770         struct snd_ak4531 ak4531;
1771         unsigned int idx;
1772         int err;
1773
1774         /* try reset AK4531 */
1775         outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1776         inw(ES_REG(ensoniq, 1370_CODEC));
1777         udelay(100);
1778         outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1779         inw(ES_REG(ensoniq, 1370_CODEC));
1780         udelay(100);
1781
1782         memset(&ak4531, 0, sizeof(ak4531));
1783         ak4531.write = snd_es1370_codec_write;
1784         ak4531.private_data = ensoniq;
1785         ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1786         if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1787                 return err;
1788         for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1789                 err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1790                 if (err < 0)
1791                         return err;
1792         }
1793         return 0;
1794 }
1795
1796 #endif /* CHIP1370 */
1797
1798 #ifdef SUPPORT_JOYSTICK
1799
1800 #ifdef CHIP1371
1801 static int __devinit snd_ensoniq_get_joystick_port(int dev)
1802 {
1803         switch (joystick_port[dev]) {
1804         case 0: /* disabled */
1805         case 1: /* auto-detect */
1806         case 0x200:
1807         case 0x208:
1808         case 0x210:
1809         case 0x218:
1810                 return joystick_port[dev];
1811
1812         default:
1813                 printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]);
1814                 return 0;
1815         }
1816 }
1817 #else
1818 static inline int snd_ensoniq_get_joystick_port(int dev)
1819 {
1820         return joystick[dev] ? 0x200 : 0;
1821 }
1822 #endif
1823
1824 static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1825 {
1826         struct gameport *gp;
1827         int io_port;
1828
1829         io_port = snd_ensoniq_get_joystick_port(dev);
1830
1831         switch (io_port) {
1832         case 0:
1833                 return -ENOSYS;
1834
1835         case 1: /* auto_detect */
1836                 for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1837                         if (request_region(io_port, 8, "ens137x: gameport"))
1838                                 break;
1839                 if (io_port > 0x218) {
1840                         printk(KERN_WARNING "ens137x: no gameport ports available\n");
1841                         return -EBUSY;
1842                 }
1843                 break;
1844
1845         default:
1846                 if (!request_region(io_port, 8, "ens137x: gameport")) {
1847                         printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
1848                                io_port);
1849                         return -EBUSY;
1850                 }
1851                 break;
1852         }
1853
1854         ensoniq->gameport = gp = gameport_allocate_port();
1855         if (!gp) {
1856                 printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n");
1857                 release_region(io_port, 8);
1858                 return -ENOMEM;
1859         }
1860
1861         gameport_set_name(gp, "ES137x");
1862         gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1863         gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1864         gp->io = io_port;
1865
1866         ensoniq->ctrl |= ES_JYSTK_EN;
1867 #ifdef CHIP1371
1868         ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1869         ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1870 #endif
1871         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1872
1873         gameport_register_port(ensoniq->gameport);
1874
1875         return 0;
1876 }
1877
1878 static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1879 {
1880         if (ensoniq->gameport) {
1881                 int port = ensoniq->gameport->io;
1882
1883                 gameport_unregister_port(ensoniq->gameport);
1884                 ensoniq->gameport = NULL;
1885                 ensoniq->ctrl &= ~ES_JYSTK_EN;
1886                 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1887                 release_region(port, 8);
1888         }
1889 }
1890 #else
1891 static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1892 static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1893 #endif /* SUPPORT_JOYSTICK */
1894
1895 /*
1896
1897  */
1898
1899 static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1900                                   struct snd_info_buffer *buffer)
1901 {
1902         struct ensoniq *ensoniq = entry->private_data;
1903
1904 #ifdef CHIP1370
1905         snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
1906 #else
1907         snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
1908 #endif
1909         snd_iprintf(buffer, "Joystick enable  : %s\n",
1910                     ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1911 #ifdef CHIP1370
1912         snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1913                     ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1914         snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1915                     ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1916 #else
1917         snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1918                     (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1919 #endif
1920 }
1921
1922 static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
1923 {
1924         struct snd_info_entry *entry;
1925
1926         if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1927                 snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1928 }
1929
1930 /*
1931
1932  */
1933
1934 static int snd_ensoniq_free(struct ensoniq *ensoniq)
1935 {
1936         snd_ensoniq_free_gameport(ensoniq);
1937         if (ensoniq->irq < 0)
1938                 goto __hw_end;
1939 #ifdef CHIP1370
1940         outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));   /* switch everything off */
1941         outl(0, ES_REG(ensoniq, SERIAL));       /* clear serial interface */
1942 #else
1943         outl(0, ES_REG(ensoniq, CONTROL));      /* switch everything off */
1944         outl(0, ES_REG(ensoniq, SERIAL));       /* clear serial interface */
1945 #endif
1946         synchronize_irq(ensoniq->irq);
1947         pci_set_power_state(ensoniq->pci, 3);
1948       __hw_end:
1949 #ifdef CHIP1370
1950         if (ensoniq->dma_bug.area)
1951                 snd_dma_free_pages(&ensoniq->dma_bug);
1952 #endif
1953         if (ensoniq->irq >= 0)
1954                 free_irq(ensoniq->irq, ensoniq);
1955         pci_release_regions(ensoniq->pci);
1956         pci_disable_device(ensoniq->pci);
1957         kfree(ensoniq);
1958         return 0;
1959 }
1960
1961 static int snd_ensoniq_dev_free(struct snd_device *device)
1962 {
1963         struct ensoniq *ensoniq = device->device_data;
1964         return snd_ensoniq_free(ensoniq);
1965 }
1966
1967 #ifdef CHIP1371
1968 static struct snd_pci_quirk es1371_amplifier_hack[] __devinitdata = {
1969         SND_PCI_QUIRK_ID(0x107b, 0x2150),       /* Gateway Solo 2150 */
1970         SND_PCI_QUIRK_ID(0x13bd, 0x100c),       /* EV1938 on Mebius PC-MJ100V */
1971         SND_PCI_QUIRK_ID(0x1102, 0x5938),       /* Targa Xtender300 */
1972         SND_PCI_QUIRK_ID(0x1102, 0x8938),       /* IPC Topnote G notebook */
1973         { } /* end */
1974 };
1975
1976 static struct es1371_quirk es1371_ac97_reset_hack[] = {
1977         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1978         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1979         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1980         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1981         { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1982         { .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1983 };
1984 #endif
1985
1986 static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1987 {
1988 #ifdef CHIP1371
1989         int idx;
1990 #endif
1991         /* this code was part of snd_ensoniq_create before intruduction
1992           * of suspend/resume
1993           */
1994 #ifdef CHIP1370
1995         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1996         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1997         outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1998         outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1999         outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
2000 #else
2001         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2002         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2003         outl(0, ES_REG(ensoniq, 1371_LEGACY));
2004         if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
2005             outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2006             /* need to delay around 20ms(bleech) to give
2007                some CODECs enough time to wakeup */
2008             msleep(20);
2009         }
2010         /* AC'97 warm reset to start the bitclk */
2011         outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
2012         inl(ES_REG(ensoniq, CONTROL));
2013         udelay(20);
2014         outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2015         /* Init the sample rate converter */
2016         snd_es1371_wait_src_ready(ensoniq);     
2017         outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2018         for (idx = 0; idx < 0x80; idx++)
2019                 snd_es1371_src_write(ensoniq, idx, 0);
2020         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2021         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2022         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2023         snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2024         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2025         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2026         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2027         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2028         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2029         snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2030         snd_es1371_adc_rate(ensoniq, 22050);
2031         snd_es1371_dac1_rate(ensoniq, 22050);
2032         snd_es1371_dac2_rate(ensoniq, 22050);
2033         /* WARNING:
2034          * enabling the sample rate converter without properly programming
2035          * its parameters causes the chip to lock up (the SRC busy bit will
2036          * be stuck high, and I've found no way to rectify this other than
2037          * power cycle) - Thomas Sailer
2038          */
2039         snd_es1371_wait_src_ready(ensoniq);
2040         outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2041         /* try reset codec directly */
2042         outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2043 #endif
2044         outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2045         outb(0x00, ES_REG(ensoniq, UART_RES));
2046         outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2047         synchronize_irq(ensoniq->irq);
2048 }
2049
2050 #ifdef CONFIG_PM
2051 static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
2052 {
2053         struct snd_card *card = pci_get_drvdata(pci);
2054         struct ensoniq *ensoniq = card->private_data;
2055         
2056         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2057
2058         snd_pcm_suspend_all(ensoniq->pcm1);
2059         snd_pcm_suspend_all(ensoniq->pcm2);
2060         
2061 #ifdef CHIP1371 
2062         snd_ac97_suspend(ensoniq->u.es1371.ac97);
2063 #else
2064         /* try to reset AK4531 */
2065         outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2066         inw(ES_REG(ensoniq, 1370_CODEC));
2067         udelay(100);
2068         outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2069         inw(ES_REG(ensoniq, 1370_CODEC));
2070         udelay(100);
2071         snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2072 #endif  
2073
2074         pci_disable_device(pci);
2075         pci_save_state(pci);
2076         pci_set_power_state(pci, pci_choose_state(pci, state));
2077         return 0;
2078 }
2079
2080 static int snd_ensoniq_resume(struct pci_dev *pci)
2081 {
2082         struct snd_card *card = pci_get_drvdata(pci);
2083         struct ensoniq *ensoniq = card->private_data;
2084
2085         pci_set_power_state(pci, PCI_D0);
2086         pci_restore_state(pci);
2087         if (pci_enable_device(pci) < 0) {
2088                 printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, "
2089                        "disabling device\n");
2090                 snd_card_disconnect(card);
2091                 return -EIO;
2092         }
2093         pci_set_master(pci);
2094
2095         snd_ensoniq_chip_init(ensoniq);
2096
2097 #ifdef CHIP1371 
2098         snd_ac97_resume(ensoniq->u.es1371.ac97);
2099 #else
2100         snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2101 #endif  
2102         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2103         return 0;
2104 }
2105 #endif /* CONFIG_PM */
2106
2107
2108 static int __devinit snd_ensoniq_create(struct snd_card *card,
2109                                      struct pci_dev *pci,
2110                                      struct ensoniq ** rensoniq)
2111 {
2112         struct ensoniq *ensoniq;
2113         int err;
2114         static struct snd_device_ops ops = {
2115                 .dev_free =     snd_ensoniq_dev_free,
2116         };
2117
2118         *rensoniq = NULL;
2119         if ((err = pci_enable_device(pci)) < 0)
2120                 return err;
2121         ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2122         if (ensoniq == NULL) {
2123                 pci_disable_device(pci);
2124                 return -ENOMEM;
2125         }
2126         spin_lock_init(&ensoniq->reg_lock);
2127         mutex_init(&ensoniq->src_mutex);
2128         ensoniq->card = card;
2129         ensoniq->pci = pci;
2130         ensoniq->irq = -1;
2131         if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2132                 kfree(ensoniq);
2133                 pci_disable_device(pci);
2134                 return err;
2135         }
2136         ensoniq->port = pci_resource_start(pci, 0);
2137         if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2138                         "Ensoniq AudioPCI", ensoniq)) {
2139                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2140                 snd_ensoniq_free(ensoniq);
2141                 return -EBUSY;
2142         }
2143         ensoniq->irq = pci->irq;
2144 #ifdef CHIP1370
2145         if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2146                                 16, &ensoniq->dma_bug) < 0) {
2147                 snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n");
2148                 snd_ensoniq_free(ensoniq);
2149                 return -EBUSY;
2150         }
2151 #endif
2152         pci_set_master(pci);
2153         ensoniq->rev = pci->revision;
2154 #ifdef CHIP1370
2155 #if 0
2156         ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2157                 ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2158 #else   /* get microphone working */
2159         ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2160 #endif
2161         ensoniq->sctrl = 0;
2162 #else
2163         ensoniq->ctrl = 0;
2164         ensoniq->sctrl = 0;
2165         ensoniq->cssr = 0;
2166         if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2167                 ensoniq->ctrl |= ES_1371_GPIO_OUT(1);   /* turn amplifier on */
2168
2169         if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2170                 ensoniq->cssr |= ES_1371_ST_AC97_RST;
2171 #endif
2172
2173         snd_ensoniq_chip_init(ensoniq);
2174
2175         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2176                 snd_ensoniq_free(ensoniq);
2177                 return err;
2178         }
2179
2180         snd_ensoniq_proc_init(ensoniq);
2181
2182         snd_card_set_dev(card, &pci->dev);
2183
2184         *rensoniq = ensoniq;
2185         return 0;
2186 }
2187
2188 /*
2189  *  MIDI section
2190  */
2191
2192 static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2193 {
2194         struct snd_rawmidi *rmidi = ensoniq->rmidi;
2195         unsigned char status, mask, byte;
2196
2197         if (rmidi == NULL)
2198                 return;
2199         /* do Rx at first */
2200         spin_lock(&ensoniq->reg_lock);
2201         mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2202         while (mask) {
2203                 status = inb(ES_REG(ensoniq, UART_STATUS));
2204                 if ((status & mask) == 0)
2205                         break;
2206                 byte = inb(ES_REG(ensoniq, UART_DATA));
2207                 snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2208         }
2209         spin_unlock(&ensoniq->reg_lock);
2210
2211         /* do Tx at second */
2212         spin_lock(&ensoniq->reg_lock);
2213         mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2214         while (mask) {
2215                 status = inb(ES_REG(ensoniq, UART_STATUS));
2216                 if ((status & mask) == 0)
2217                         break;
2218                 if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2219                         ensoniq->uartc &= ~ES_TXINTENM;
2220                         outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2221                         mask &= ~ES_TXRDY;
2222                 } else {
2223                         outb(byte, ES_REG(ensoniq, UART_DATA));
2224                 }
2225         }
2226         spin_unlock(&ensoniq->reg_lock);
2227 }
2228
2229 static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2230 {
2231         struct ensoniq *ensoniq = substream->rmidi->private_data;
2232
2233         spin_lock_irq(&ensoniq->reg_lock);
2234         ensoniq->uartm |= ES_MODE_INPUT;
2235         ensoniq->midi_input = substream;
2236         if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2237                 outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2238                 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2239                 outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2240         }
2241         spin_unlock_irq(&ensoniq->reg_lock);
2242         return 0;
2243 }
2244
2245 static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2246 {
2247         struct ensoniq *ensoniq = substream->rmidi->private_data;
2248
2249         spin_lock_irq(&ensoniq->reg_lock);
2250         if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2251                 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2252                 outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2253         } else {
2254                 outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2255         }
2256         ensoniq->midi_input = NULL;
2257         ensoniq->uartm &= ~ES_MODE_INPUT;
2258         spin_unlock_irq(&ensoniq->reg_lock);
2259         return 0;
2260 }
2261
2262 static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2263 {
2264         struct ensoniq *ensoniq = substream->rmidi->private_data;
2265
2266         spin_lock_irq(&ensoniq->reg_lock);
2267         ensoniq->uartm |= ES_MODE_OUTPUT;
2268         ensoniq->midi_output = substream;
2269         if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2270                 outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2271                 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2272                 outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2273         }
2274         spin_unlock_irq(&ensoniq->reg_lock);
2275         return 0;
2276 }
2277
2278 static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2279 {
2280         struct ensoniq *ensoniq = substream->rmidi->private_data;
2281
2282         spin_lock_irq(&ensoniq->reg_lock);
2283         if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2284                 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2285                 outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2286         } else {
2287                 outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2288         }
2289         ensoniq->midi_output = NULL;
2290         ensoniq->uartm &= ~ES_MODE_OUTPUT;
2291         spin_unlock_irq(&ensoniq->reg_lock);
2292         return 0;
2293 }
2294
2295 static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2296 {
2297         unsigned long flags;
2298         struct ensoniq *ensoniq = substream->rmidi->private_data;
2299         int idx;
2300
2301         spin_lock_irqsave(&ensoniq->reg_lock, flags);
2302         if (up) {
2303                 if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2304                         /* empty input FIFO */
2305                         for (idx = 0; idx < 32; idx++)
2306                                 inb(ES_REG(ensoniq, UART_DATA));
2307                         ensoniq->uartc |= ES_RXINTEN;
2308                         outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2309                 }
2310         } else {
2311                 if (ensoniq->uartc & ES_RXINTEN) {
2312                         ensoniq->uartc &= ~ES_RXINTEN;
2313                         outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2314                 }
2315         }
2316         spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2317 }
2318
2319 static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2320 {
2321         unsigned long flags;
2322         struct ensoniq *ensoniq = substream->rmidi->private_data;
2323         unsigned char byte;
2324
2325         spin_lock_irqsave(&ensoniq->reg_lock, flags);
2326         if (up) {
2327                 if (ES_TXINTENI(ensoniq->uartc) == 0) {
2328                         ensoniq->uartc |= ES_TXINTENO(1);
2329                         /* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2330                         while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2331                                (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2332                                 if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2333                                         ensoniq->uartc &= ~ES_TXINTENM;
2334                                 } else {
2335                                         outb(byte, ES_REG(ensoniq, UART_DATA));
2336                                 }
2337                         }
2338                         outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2339                 }
2340         } else {
2341                 if (ES_TXINTENI(ensoniq->uartc) == 1) {
2342                         ensoniq->uartc &= ~ES_TXINTENM;
2343                         outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2344                 }
2345         }
2346         spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2347 }
2348
2349 static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2350 {
2351         .open =         snd_ensoniq_midi_output_open,
2352         .close =        snd_ensoniq_midi_output_close,
2353         .trigger =      snd_ensoniq_midi_output_trigger,
2354 };
2355
2356 static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2357 {
2358         .open =         snd_ensoniq_midi_input_open,
2359         .close =        snd_ensoniq_midi_input_close,
2360         .trigger =      snd_ensoniq_midi_input_trigger,
2361 };
2362
2363 static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
2364                                       struct snd_rawmidi **rrawmidi)
2365 {
2366         struct snd_rawmidi *rmidi;
2367         int err;
2368
2369         if (rrawmidi)
2370                 *rrawmidi = NULL;
2371         if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2372                 return err;
2373 #ifdef CHIP1370
2374         strcpy(rmidi->name, "ES1370");
2375 #else
2376         strcpy(rmidi->name, "ES1371");
2377 #endif
2378         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2379         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2380         rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2381                 SNDRV_RAWMIDI_INFO_DUPLEX;
2382         rmidi->private_data = ensoniq;
2383         ensoniq->rmidi = rmidi;
2384         if (rrawmidi)
2385                 *rrawmidi = rmidi;
2386         return 0;
2387 }
2388
2389 /*
2390  *  Interrupt handler
2391  */
2392
2393 static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2394 {
2395         struct ensoniq *ensoniq = dev_id;
2396         unsigned int status, sctrl;
2397
2398         if (ensoniq == NULL)
2399                 return IRQ_NONE;
2400
2401         status = inl(ES_REG(ensoniq, STATUS));
2402         if (!(status & ES_INTR))
2403                 return IRQ_NONE;
2404
2405         spin_lock(&ensoniq->reg_lock);
2406         sctrl = ensoniq->sctrl;
2407         if (status & ES_DAC1)
2408                 sctrl &= ~ES_P1_INT_EN;
2409         if (status & ES_DAC2)
2410                 sctrl &= ~ES_P2_INT_EN;
2411         if (status & ES_ADC)
2412                 sctrl &= ~ES_R1_INT_EN;
2413         outl(sctrl, ES_REG(ensoniq, SERIAL));
2414         outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2415         spin_unlock(&ensoniq->reg_lock);
2416
2417         if (status & ES_UART)
2418                 snd_ensoniq_midi_interrupt(ensoniq);
2419         if ((status & ES_DAC2) && ensoniq->playback2_substream)
2420                 snd_pcm_period_elapsed(ensoniq->playback2_substream);
2421         if ((status & ES_ADC) && ensoniq->capture_substream)
2422                 snd_pcm_period_elapsed(ensoniq->capture_substream);
2423         if ((status & ES_DAC1) && ensoniq->playback1_substream)
2424                 snd_pcm_period_elapsed(ensoniq->playback1_substream);
2425         return IRQ_HANDLED;
2426 }
2427
2428 static int __devinit snd_audiopci_probe(struct pci_dev *pci,
2429                                         const struct pci_device_id *pci_id)
2430 {
2431         static int dev;
2432         struct snd_card *card;
2433         struct ensoniq *ensoniq;
2434         int err, pcm_devs[2];
2435
2436         if (dev >= SNDRV_CARDS)
2437                 return -ENODEV;
2438         if (!enable[dev]) {
2439                 dev++;
2440                 return -ENOENT;
2441         }
2442
2443         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2444         if (card == NULL)
2445                 return -ENOMEM;
2446
2447         if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2448                 snd_card_free(card);
2449                 return err;
2450         }
2451         card->private_data = ensoniq;
2452
2453         pcm_devs[0] = 0; pcm_devs[1] = 1;
2454 #ifdef CHIP1370
2455         if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2456                 snd_card_free(card);
2457                 return err;
2458         }
2459 #endif
2460 #ifdef CHIP1371
2461         if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2462                 snd_card_free(card);
2463                 return err;
2464         }
2465 #endif
2466         if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2467                 snd_card_free(card);
2468                 return err;
2469         }
2470         if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2471                 snd_card_free(card);
2472                 return err;
2473         }
2474         if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2475                 snd_card_free(card);
2476                 return err;
2477         }
2478
2479         snd_ensoniq_create_gameport(ensoniq, dev);
2480
2481         strcpy(card->driver, DRIVER_NAME);
2482
2483         strcpy(card->shortname, "Ensoniq AudioPCI");
2484         sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2485                 card->shortname,
2486                 card->driver,
2487                 ensoniq->port,
2488                 ensoniq->irq);
2489
2490         if ((err = snd_card_register(card)) < 0) {
2491                 snd_card_free(card);
2492                 return err;
2493         }
2494
2495         pci_set_drvdata(pci, card);
2496         dev++;
2497         return 0;
2498 }
2499
2500 static void __devexit snd_audiopci_remove(struct pci_dev *pci)
2501 {
2502         snd_card_free(pci_get_drvdata(pci));
2503         pci_set_drvdata(pci, NULL);
2504 }
2505
2506 static struct pci_driver driver = {
2507         .name = DRIVER_NAME,
2508         .id_table = snd_audiopci_ids,
2509         .probe = snd_audiopci_probe,
2510         .remove = __devexit_p(snd_audiopci_remove),
2511 #ifdef CONFIG_PM
2512         .suspend = snd_ensoniq_suspend,
2513         .resume = snd_ensoniq_resume,
2514 #endif
2515 };
2516         
2517 static int __init alsa_card_ens137x_init(void)
2518 {
2519         return pci_register_driver(&driver);
2520 }
2521
2522 static void __exit alsa_card_ens137x_exit(void)
2523 {
2524         pci_unregister_driver(&driver);
2525 }
2526
2527 module_init(alsa_card_ens137x_init)
2528 module_exit(alsa_card_ens137x_exit)