[ARM] Support register switch in nommu mode
[linux-2.6/verdex.git] / sound / pci / ens1370.c
blob55aaf110331a4227509ded1cc88e34dc98242a42
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>
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.
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.
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
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
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 <sound/core.h>
39 #include <sound/control.h>
40 #include <sound/pcm.h>
41 #include <sound/rawmidi.h>
42 #ifdef CHIP1371
43 #include <sound/ac97_codec.h>
44 #else
45 #include <sound/ak4531_codec.h>
46 #endif
47 #include <sound/initval.h>
48 #include <sound/asoundef.h>
50 #ifndef CHIP1371
51 #undef CHIP1370
52 #define CHIP1370
53 #endif
55 #ifdef CHIP1370
56 #define DRIVER_NAME "ENS1370"
57 #else
58 #define DRIVER_NAME "ENS1371"
59 #endif
62 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
63 MODULE_LICENSE("GPL");
64 #ifdef CHIP1370
65 MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
66 MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
67 "{Creative Labs,SB PCI64/128 (ES1370)}}");
68 #endif
69 #ifdef CHIP1371
70 MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
71 MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
72 "{Ensoniq,AudioPCI ES1373},"
73 "{Creative Labs,Ectiva EV1938},"
74 "{Creative Labs,SB PCI64/128 (ES1371/73)},"
75 "{Creative Labs,Vibra PCI128},"
76 "{Ectiva,EV1938}}");
77 #endif
79 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
80 #define SUPPORT_JOYSTICK
81 #endif
83 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
84 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
85 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
86 #ifdef SUPPORT_JOYSTICK
87 #ifdef CHIP1371
88 static int joystick_port[SNDRV_CARDS];
89 #else
90 static int joystick[SNDRV_CARDS];
91 #endif
92 #endif
93 #ifdef CHIP1371
94 static int spdif[SNDRV_CARDS];
95 static int lineio[SNDRV_CARDS];
96 #endif
98 module_param_array(index, int, NULL, 0444);
99 MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
100 module_param_array(id, charp, NULL, 0444);
101 MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
102 module_param_array(enable, bool, NULL, 0444);
103 MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
104 #ifdef SUPPORT_JOYSTICK
105 #ifdef CHIP1371
106 module_param_array(joystick_port, int, NULL, 0444);
107 MODULE_PARM_DESC(joystick_port, "Joystick port address.");
108 #else
109 module_param_array(joystick, bool, NULL, 0444);
110 MODULE_PARM_DESC(joystick, "Enable joystick.");
111 #endif
112 #endif /* SUPPORT_JOYSTICK */
113 #ifdef CHIP1371
114 module_param_array(spdif, int, NULL, 0444);
115 MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
116 module_param_array(lineio, int, NULL, 0444);
117 MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
118 #endif
120 /* ES1371 chip ID */
121 /* This is a little confusing because all ES1371 compatible chips have the
122 same DEVICE_ID, the only thing differentiating them is the REV_ID field.
123 This is only significant if you want to enable features on the later parts.
124 Yes, I know it's stupid and why didn't we use the sub IDs?
126 #define ES1371REV_ES1373_A 0x04
127 #define ES1371REV_ES1373_B 0x06
128 #define ES1371REV_CT5880_A 0x07
129 #define CT5880REV_CT5880_C 0x02
130 #define CT5880REV_CT5880_D 0x03 /* ??? -jk */
131 #define CT5880REV_CT5880_E 0x04 /* mw */
132 #define ES1371REV_ES1371_B 0x09
133 #define EV1938REV_EV1938_A 0x00
134 #define ES1371REV_ES1373_8 0x08
137 * Direct registers
140 #define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
142 #define ES_REG_CONTROL 0x00 /* R/W: Interrupt/Chip select control register */
143 #define ES_1370_ADC_STOP (1<<31) /* disable capture buffer transfers */
144 #define ES_1370_XCTL1 (1<<30) /* general purpose output bit */
145 #define ES_1373_BYPASS_P1 (1<<31) /* bypass SRC for PB1 */
146 #define ES_1373_BYPASS_P2 (1<<30) /* bypass SRC for PB2 */
147 #define ES_1373_BYPASS_R (1<<29) /* bypass SRC for REC */
148 #define ES_1373_TEST_BIT (1<<28) /* should be set to 0 for normal operation */
149 #define ES_1373_RECEN_B (1<<27) /* mix record with playback for I2S/SPDIF out */
150 #define ES_1373_SPDIF_THRU (1<<26) /* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
151 #define ES_1371_JOY_ASEL(o) (((o)&0x03)<<24)/* joystick port mapping */
152 #define ES_1371_JOY_ASELM (0x03<<24) /* mask for above */
153 #define ES_1371_JOY_ASELI(i) (((i)>>24)&0x03)
154 #define ES_1371_GPIO_IN(i) (((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
155 #define ES_1370_PCLKDIVO(o) (((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
156 #define ES_1370_PCLKDIVM ((0x1fff)<<16) /* mask for above */
157 #define ES_1370_PCLKDIVI(i) (((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
158 #define ES_1371_GPIO_OUT(o) (((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
159 #define ES_1371_GPIO_OUTM (0x0f<<16) /* mask for above */
160 #define ES_MSFMTSEL (1<<15) /* MPEG serial data format; 0 = SONY, 1 = I2S */
161 #define ES_1370_M_SBB (1<<14) /* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
162 #define ES_1371_SYNC_RES (1<<14) /* Warm AC97 reset */
163 #define ES_1370_WTSRSEL(o) (((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
164 #define ES_1370_WTSRSELM (0x03<<12) /* mask for above */
165 #define ES_1371_ADC_STOP (1<<13) /* disable CCB transfer capture information */
166 #define ES_1371_PWR_INTRM (1<<12) /* power level change interrupts enable */
167 #define ES_1370_DAC_SYNC (1<<11) /* DAC's are synchronous */
168 #define ES_1371_M_CB (1<<11) /* capture clock source; 0 = AC'97 ADC; 1 = I2S */
169 #define ES_CCB_INTRM (1<<10) /* CCB voice interrupts enable */
170 #define ES_1370_M_CB (1<<9) /* capture clock source; 0 = ADC; 1 = MPEG */
171 #define ES_1370_XCTL0 (1<<8) /* generap purpose output bit */
172 #define ES_1371_PDLEV(o) (((o)&0x03)<<8) /* current power down level */
173 #define ES_1371_PDLEVM (0x03<<8) /* mask for above */
174 #define ES_BREQ (1<<7) /* memory bus request enable */
175 #define ES_DAC1_EN (1<<6) /* DAC1 playback channel enable */
176 #define ES_DAC2_EN (1<<5) /* DAC2 playback channel enable */
177 #define ES_ADC_EN (1<<4) /* ADC capture channel enable */
178 #define ES_UART_EN (1<<3) /* UART enable */
179 #define ES_JYSTK_EN (1<<2) /* Joystick module enable */
180 #define ES_1370_CDC_EN (1<<1) /* Codec interface enable */
181 #define ES_1371_XTALCKDIS (1<<1) /* Xtal clock disable */
182 #define ES_1370_SERR_DISABLE (1<<0) /* PCI serr signal disable */
183 #define ES_1371_PCICLKDIS (1<<0) /* PCI clock disable */
184 #define ES_REG_STATUS 0x04 /* R/O: Interrupt/Chip select status register */
185 #define ES_INTR (1<<31) /* Interrupt is pending */
186 #define ES_1371_ST_AC97_RST (1<<29) /* CT5880 AC'97 Reset bit */
187 #define ES_1373_REAR_BIT27 (1<<27) /* rear bits: 000 - front, 010 - mirror, 101 - separate */
188 #define ES_1373_REAR_BIT26 (1<<26)
189 #define ES_1373_REAR_BIT24 (1<<24)
190 #define ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
191 #define ES_1373_SPDIF_EN (1<<18) /* SPDIF enable */
192 #define ES_1373_SPDIF_TEST (1<<17) /* SPDIF test */
193 #define ES_1371_TEST (1<<16) /* test ASIC */
194 #define ES_1373_GPIO_INT(i) (((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
195 #define ES_1370_CSTAT (1<<10) /* CODEC is busy or register write in progress */
196 #define ES_1370_CBUSY (1<<9) /* CODEC is busy */
197 #define ES_1370_CWRIP (1<<8) /* CODEC register write in progress */
198 #define ES_1371_SYNC_ERR (1<<8) /* CODEC synchronization error occurred */
199 #define ES_1371_VC(i) (((i)>>6)&0x03) /* voice code from CCB module */
200 #define ES_1370_VC(i) (((i)>>5)&0x03) /* voice code from CCB module */
201 #define ES_1371_MPWR (1<<5) /* power level interrupt pending */
202 #define ES_MCCB (1<<4) /* CCB interrupt pending */
203 #define ES_UART (1<<3) /* UART interrupt pending */
204 #define ES_DAC1 (1<<2) /* DAC1 channel interrupt pending */
205 #define ES_DAC2 (1<<1) /* DAC2 channel interrupt pending */
206 #define ES_ADC (1<<0) /* ADC channel interrupt pending */
207 #define ES_REG_UART_DATA 0x08 /* R/W: UART data register */
208 #define ES_REG_UART_STATUS 0x09 /* R/O: UART status register */
209 #define ES_RXINT (1<<7) /* RX interrupt occurred */
210 #define ES_TXINT (1<<2) /* TX interrupt occurred */
211 #define ES_TXRDY (1<<1) /* transmitter ready */
212 #define ES_RXRDY (1<<0) /* receiver ready */
213 #define ES_REG_UART_CONTROL 0x09 /* W/O: UART control register */
214 #define ES_RXINTEN (1<<7) /* RX interrupt enable */
215 #define ES_TXINTENO(o) (((o)&0x03)<<5) /* TX interrupt enable */
216 #define ES_TXINTENM (0x03<<5) /* mask for above */
217 #define ES_TXINTENI(i) (((i)>>5)&0x03)
218 #define ES_CNTRL(o) (((o)&0x03)<<0) /* control */
219 #define ES_CNTRLM (0x03<<0) /* mask for above */
220 #define ES_REG_UART_RES 0x0a /* R/W: UART reserver register */
221 #define ES_TEST_MODE (1<<0) /* test mode enabled */
222 #define ES_REG_MEM_PAGE 0x0c /* R/W: Memory page register */
223 #define ES_MEM_PAGEO(o) (((o)&0x0f)<<0) /* memory page select - out */
224 #define ES_MEM_PAGEM (0x0f<<0) /* mask for above */
225 #define ES_MEM_PAGEI(i) (((i)>>0)&0x0f) /* memory page select - in */
226 #define ES_REG_1370_CODEC 0x10 /* W/O: Codec write register address */
227 #define ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
228 #define ES_REG_1371_CODEC 0x14 /* W/R: Codec Read/Write register address */
229 #define ES_1371_CODEC_RDY (1<<31) /* codec ready */
230 #define ES_1371_CODEC_WIP (1<<30) /* codec register access in progress */
231 #define ES_1371_CODEC_PIRD (1<<23) /* codec read/write select register */
232 #define ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
233 #define ES_1371_CODEC_READS(a) ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
234 #define ES_1371_CODEC_READ(i) (((i)>>0)&0xffff)
236 #define ES_REG_1371_SMPRATE 0x10 /* W/R: Codec rate converter interface register */
237 #define ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
238 #define ES_1371_SRC_RAM_ADDRM (0x7f<<25) /* mask for above */
239 #define ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
240 #define ES_1371_SRC_RAM_WE (1<<24) /* R/W: read/write control for sample rate converter */
241 #define ES_1371_SRC_RAM_BUSY (1<<23) /* R/O: sample rate memory is busy */
242 #define ES_1371_SRC_DISABLE (1<<22) /* sample rate converter disable */
243 #define ES_1371_DIS_P1 (1<<21) /* playback channel 1 accumulator update disable */
244 #define ES_1371_DIS_P2 (1<<20) /* playback channel 1 accumulator update disable */
245 #define ES_1371_DIS_R1 (1<<19) /* capture channel accumulator update disable */
246 #define ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
247 #define ES_1371_SRC_RAM_DATAM (0xffff<<0) /* mask for above */
248 #define ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
250 #define ES_REG_1371_LEGACY 0x18 /* W/R: Legacy control/status register */
251 #define ES_1371_JFAST (1<<31) /* fast joystick timing */
252 #define ES_1371_HIB (1<<30) /* host interrupt blocking enable */
253 #define ES_1371_VSB (1<<29) /* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
254 #define ES_1371_VMPUO(o) (((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
255 #define ES_1371_VMPUM (0x03<<27) /* mask for above */
256 #define ES_1371_VMPUI(i) (((i)>>27)&0x03)/* base register address */
257 #define ES_1371_VCDCO(o) (((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
258 #define ES_1371_VCDCM (0x03<<25) /* mask for above */
259 #define ES_1371_VCDCI(i) (((i)>>25)&0x03)/* CODEC address */
260 #define ES_1371_FIRQ (1<<24) /* force an interrupt */
261 #define ES_1371_SDMACAP (1<<23) /* enable event capture for slave DMA controller */
262 #define ES_1371_SPICAP (1<<22) /* enable event capture for slave IRQ controller */
263 #define ES_1371_MDMACAP (1<<21) /* enable event capture for master DMA controller */
264 #define ES_1371_MPICAP (1<<20) /* enable event capture for master IRQ controller */
265 #define ES_1371_ADCAP (1<<19) /* enable event capture for ADLIB register; 0x388xH */
266 #define ES_1371_SVCAP (1<<18) /* enable event capture for SB registers */
267 #define ES_1371_CDCCAP (1<<17) /* enable event capture for CODEC registers */
268 #define ES_1371_BACAP (1<<16) /* enable event capture for SoundScape base address */
269 #define ES_1371_EXI(i) (((i)>>8)&0x07) /* event number */
270 #define ES_1371_AI(i) (((i)>>3)&0x1f) /* event significant I/O address */
271 #define ES_1371_WR (1<<2) /* event capture; 0 = read; 1 = write */
272 #define ES_1371_LEGINT (1<<0) /* interrupt for legacy events; 0 = interrupt did occur */
274 #define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
276 #define ES_REG_SERIAL 0x20 /* R/W: Serial interface control register */
277 #define ES_1371_DAC_TEST (1<<22) /* DAC test mode enable */
278 #define ES_P2_END_INCO(o) (((o)&0x07)<<19)/* binary offset value to increment / loop end */
279 #define ES_P2_END_INCM (0x07<<19) /* mask for above */
280 #define ES_P2_END_INCI(i) (((i)>>16)&0x07)/* binary offset value to increment / loop end */
281 #define ES_P2_ST_INCO(o) (((o)&0x07)<<16)/* binary offset value to increment / start */
282 #define ES_P2_ST_INCM (0x07<<16) /* mask for above */
283 #define ES_P2_ST_INCI(i) (((i)<<16)&0x07)/* binary offset value to increment / start */
284 #define ES_R1_LOOP_SEL (1<<15) /* ADC; 0 - loop mode; 1 = stop mode */
285 #define ES_P2_LOOP_SEL (1<<14) /* DAC2; 0 - loop mode; 1 = stop mode */
286 #define ES_P1_LOOP_SEL (1<<13) /* DAC1; 0 - loop mode; 1 = stop mode */
287 #define ES_P2_PAUSE (1<<12) /* DAC2; 0 - play mode; 1 = pause mode */
288 #define ES_P1_PAUSE (1<<11) /* DAC1; 0 - play mode; 1 = pause mode */
289 #define ES_R1_INT_EN (1<<10) /* ADC interrupt enable */
290 #define ES_P2_INT_EN (1<<9) /* DAC2 interrupt enable */
291 #define ES_P1_INT_EN (1<<8) /* DAC1 interrupt enable */
292 #define ES_P1_SCT_RLD (1<<7) /* force sample counter reload for DAC1 */
293 #define ES_P2_DAC_SEN (1<<6) /* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
294 #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 */
295 #define ES_R1_MODEM (0x03<<4) /* mask for above */
296 #define ES_R1_MODEI(i) (((i)>>4)&0x03)
297 #define ES_P2_MODEO(o) (((o)&0x03)<<2) /* DAC2 mode; -- '' -- */
298 #define ES_P2_MODEM (0x03<<2) /* mask for above */
299 #define ES_P2_MODEI(i) (((i)>>2)&0x03)
300 #define ES_P1_MODEO(o) (((o)&0x03)<<0) /* DAC1 mode; -- '' -- */
301 #define ES_P1_MODEM (0x03<<0) /* mask for above */
302 #define ES_P1_MODEI(i) (((i)>>0)&0x03)
304 #define ES_REG_DAC1_COUNT 0x24 /* R/W: DAC1 sample count register */
305 #define ES_REG_DAC2_COUNT 0x28 /* R/W: DAC2 sample count register */
306 #define ES_REG_ADC_COUNT 0x2c /* R/W: ADC sample count register */
307 #define ES_REG_CURR_COUNT(i) (((i)>>16)&0xffff)
308 #define ES_REG_COUNTO(o) (((o)&0xffff)<<0)
309 #define ES_REG_COUNTM (0xffff<<0)
310 #define ES_REG_COUNTI(i) (((i)>>0)&0xffff)
312 #define ES_REG_DAC1_FRAME 0x30 /* R/W: PAGE 0x0c; DAC1 frame address */
313 #define ES_REG_DAC1_SIZE 0x34 /* R/W: PAGE 0x0c; DAC1 frame size */
314 #define ES_REG_DAC2_FRAME 0x38 /* R/W: PAGE 0x0c; DAC2 frame address */
315 #define ES_REG_DAC2_SIZE 0x3c /* R/W: PAGE 0x0c; DAC2 frame size */
316 #define ES_REG_ADC_FRAME 0x30 /* R/W: PAGE 0x0d; ADC frame address */
317 #define ES_REG_ADC_SIZE 0x34 /* R/W: PAGE 0x0d; ADC frame size */
318 #define ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
319 #define ES_REG_FCURR_COUNTM (0xffff<<16)
320 #define ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
321 #define ES_REG_FSIZEO(o) (((o)&0xffff)<<0)
322 #define ES_REG_FSIZEM (0xffff<<0)
323 #define ES_REG_FSIZEI(i) (((i)>>0)&0xffff)
324 #define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
325 #define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
327 #define ES_REG_UART_FIFO 0x30 /* R/W: PAGE 0x0e; UART FIFO register */
328 #define ES_REG_UF_VALID (1<<8)
329 #define ES_REG_UF_BYTEO(o) (((o)&0xff)<<0)
330 #define ES_REG_UF_BYTEM (0xff<<0)
331 #define ES_REG_UF_BYTEI(i) (((i)>>0)&0xff)
335 * Pages
338 #define ES_PAGE_DAC 0x0c
339 #define ES_PAGE_ADC 0x0d
340 #define ES_PAGE_UART 0x0e
341 #define ES_PAGE_UART1 0x0f
344 * Sample rate converter addresses
347 #define ES_SMPREG_DAC1 0x70
348 #define ES_SMPREG_DAC2 0x74
349 #define ES_SMPREG_ADC 0x78
350 #define ES_SMPREG_VOL_ADC 0x6c
351 #define ES_SMPREG_VOL_DAC1 0x7c
352 #define ES_SMPREG_VOL_DAC2 0x7e
353 #define ES_SMPREG_TRUNC_N 0x00
354 #define ES_SMPREG_INT_REGS 0x01
355 #define ES_SMPREG_ACCUM_FRAC 0x02
356 #define ES_SMPREG_VFREQ_FRAC 0x03
359 * Some contants
362 #define ES_1370_SRCLOCK 1411200
363 #define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
366 * Open modes
369 #define ES_MODE_PLAY1 0x0001
370 #define ES_MODE_PLAY2 0x0002
371 #define ES_MODE_CAPTURE 0x0004
373 #define ES_MODE_OUTPUT 0x0001 /* for MIDI */
374 #define ES_MODE_INPUT 0x0002 /* for MIDI */
380 struct ensoniq {
381 spinlock_t reg_lock;
382 struct semaphore src_mutex;
384 int irq;
386 unsigned long playback1size;
387 unsigned long playback2size;
388 unsigned long capture3size;
390 unsigned long port;
391 unsigned int mode;
392 unsigned int uartm; /* UART mode */
394 unsigned int ctrl; /* control register */
395 unsigned int sctrl; /* serial control register */
396 unsigned int cssr; /* control status register */
397 unsigned int uartc; /* uart control register */
398 unsigned int rev; /* chip revision */
400 union {
401 #ifdef CHIP1371
402 struct {
403 struct snd_ac97 *ac97;
404 } es1371;
405 #else
406 struct {
407 int pclkdiv_lock;
408 struct snd_ak4531 *ak4531;
409 } es1370;
410 #endif
411 } u;
413 struct pci_dev *pci;
414 unsigned short subsystem_vendor_id;
415 unsigned short subsystem_device_id;
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;
432 unsigned int spdif;
433 unsigned int spdif_default;
434 unsigned int spdif_stream;
436 #ifdef CHIP1370
437 struct snd_dma_buffer dma_bug;
438 #endif
440 #ifdef SUPPORT_JOYSTICK
441 struct gameport *gameport;
442 #endif
445 static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id, struct pt_regs *regs);
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, }
459 MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
462 * constants
465 #define POLL_COUNT 0xa000
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,
475 static struct snd_ratnum es1370_clock = {
476 .num = ES_1370_SRCLOCK,
477 .den_min = 29,
478 .den_max = 353,
479 .den_step = 1,
481 static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
482 .nrats = 1,
483 .rats = &es1370_clock,
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,
492 static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
493 .nrats = 1,
494 .rats = &es1371_dac_clock,
496 static struct snd_ratnum es1371_adc_clock = {
497 .num = 48000 << 15,
498 .den_min = 32768,
499 .den_max = 393216,
500 .den_step = 1,
502 static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
503 .nrats = 1,
504 .rats = &es1371_adc_clock,
506 #endif
507 static const unsigned int snd_ensoniq_sample_shift[] =
508 {0, 1, 1, 2};
511 * common I/O routines
514 #ifdef CHIP1371
516 static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
518 unsigned int t, r = 0;
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();
526 snd_printk(KERN_ERR "wait source ready timeout 0x%lx [0x%x]\n",
527 ES_REG(ensoniq, 1371_SMPRATE), r);
528 return 0;
531 static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
533 unsigned int temp, i, orig, r;
535 /* wait for ready */
536 temp = orig = snd_es1371_wait_src_ready(ensoniq);
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));
544 /* now, wait for busy and the correct time to read */
545 temp = snd_es1371_wait_src_ready(ensoniq);
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;
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));
562 return temp;
565 static void snd_es1371_src_write(struct ensoniq * ensoniq,
566 unsigned short reg, unsigned short data)
568 unsigned int r;
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));
577 #endif /* CHIP1371 */
579 #ifdef CHIP1370
581 static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
582 unsigned short reg, unsigned short val)
584 struct ensoniq *ensoniq = ak4531->private_data;
585 unsigned long end_time = jiffies + HZ / 10;
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;
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)));
602 #endif /* CHIP1370 */
604 #ifdef CHIP1371
606 static void snd_es1371_codec_write(struct snd_ac97 *ac97,
607 unsigned short reg, unsigned short val)
609 struct ensoniq *ensoniq = ac97->private_data;
610 unsigned int t, x;
612 down(&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;
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;
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 up(&ensoniq->src_mutex);
638 return;
641 up(&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)));
646 static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
647 unsigned short reg)
649 struct ensoniq *ensoniq = ac97->private_data;
650 unsigned int t, x, fail = 0;
652 __again:
653 down(&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;
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;
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;
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 up(&ensoniq->src_mutex);
687 return ES_1371_CODEC_READ(x);
690 up(&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;
698 goto __again;
701 up(&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;
707 static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
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);
716 static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
718 unsigned int n, truncm, freq, result;
720 down(&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));
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 up(&ensoniq->src_mutex);
748 static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
750 unsigned int freq, r;
752 down(&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 up(&ensoniq->src_mutex);
769 static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
771 unsigned int freq, r;
773 down(&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 up(&ensoniq->src_mutex);
791 #endif /* CHIP1371 */
793 static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
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:
800 unsigned int what = 0;
801 struct list_head *pos;
802 struct snd_pcm_substream *s;
803 snd_pcm_group_for_each(pos, substream) {
804 s = snd_pcm_group_substream_entry(pos);
805 if (s == ensoniq->playback1_substream) {
806 what |= ES_P1_PAUSE;
807 snd_pcm_trigger_done(s, substream);
808 } else if (s == ensoniq->playback2_substream) {
809 what |= ES_P2_PAUSE;
810 snd_pcm_trigger_done(s, substream);
811 } else if (s == ensoniq->capture_substream)
812 return -EINVAL;
814 spin_lock(&ensoniq->reg_lock);
815 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
816 ensoniq->sctrl |= what;
817 else
818 ensoniq->sctrl &= ~what;
819 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
820 spin_unlock(&ensoniq->reg_lock);
821 break;
823 case SNDRV_PCM_TRIGGER_START:
824 case SNDRV_PCM_TRIGGER_STOP:
826 unsigned int what = 0;
827 struct list_head *pos;
828 struct snd_pcm_substream *s;
829 snd_pcm_group_for_each(pos, substream) {
830 s = snd_pcm_group_substream_entry(pos);
831 if (s == ensoniq->playback1_substream) {
832 what |= ES_DAC1_EN;
833 snd_pcm_trigger_done(s, substream);
834 } else if (s == ensoniq->playback2_substream) {
835 what |= ES_DAC2_EN;
836 snd_pcm_trigger_done(s, substream);
837 } else if (s == ensoniq->capture_substream) {
838 what |= ES_ADC_EN;
839 snd_pcm_trigger_done(s, substream);
842 spin_lock(&ensoniq->reg_lock);
843 if (cmd == SNDRV_PCM_TRIGGER_START)
844 ensoniq->ctrl |= what;
845 else
846 ensoniq->ctrl &= ~what;
847 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
848 spin_unlock(&ensoniq->reg_lock);
849 break;
851 default:
852 return -EINVAL;
854 return 0;
858 * PCM part
861 static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
862 struct snd_pcm_hw_params *hw_params)
864 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
867 static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
869 return snd_pcm_lib_free_pages(substream);
872 static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
874 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
875 struct snd_pcm_runtime *runtime = substream->runtime;
876 unsigned int mode = 0;
878 ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
879 ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
880 if (snd_pcm_format_width(runtime->format) == 16)
881 mode |= 0x02;
882 if (runtime->channels > 1)
883 mode |= 0x01;
884 spin_lock_irq(&ensoniq->reg_lock);
885 ensoniq->ctrl &= ~ES_DAC1_EN;
886 #ifdef CHIP1371
887 /* 48k doesn't need SRC (it breaks AC3-passthru) */
888 if (runtime->rate == 48000)
889 ensoniq->ctrl |= ES_1373_BYPASS_P1;
890 else
891 ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
892 #endif
893 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
894 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
895 outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
896 outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
897 ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
898 ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
899 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
900 outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
901 ES_REG(ensoniq, DAC1_COUNT));
902 #ifdef CHIP1370
903 ensoniq->ctrl &= ~ES_1370_WTSRSELM;
904 switch (runtime->rate) {
905 case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
906 case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
907 case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
908 case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
909 default: snd_BUG();
911 #endif
912 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
913 spin_unlock_irq(&ensoniq->reg_lock);
914 #ifndef CHIP1370
915 snd_es1371_dac1_rate(ensoniq, runtime->rate);
916 #endif
917 return 0;
920 static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
922 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
923 struct snd_pcm_runtime *runtime = substream->runtime;
924 unsigned int mode = 0;
926 ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
927 ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
928 if (snd_pcm_format_width(runtime->format) == 16)
929 mode |= 0x02;
930 if (runtime->channels > 1)
931 mode |= 0x01;
932 spin_lock_irq(&ensoniq->reg_lock);
933 ensoniq->ctrl &= ~ES_DAC2_EN;
934 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
935 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
936 outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
937 outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
938 ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
939 ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
940 ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
941 ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
942 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
943 outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
944 ES_REG(ensoniq, DAC2_COUNT));
945 #ifdef CHIP1370
946 if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
947 ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
948 ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
949 ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
951 #endif
952 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
953 spin_unlock_irq(&ensoniq->reg_lock);
954 #ifndef CHIP1370
955 snd_es1371_dac2_rate(ensoniq, runtime->rate);
956 #endif
957 return 0;
960 static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
962 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
963 struct snd_pcm_runtime *runtime = substream->runtime;
964 unsigned int mode = 0;
966 ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
967 ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
968 if (snd_pcm_format_width(runtime->format) == 16)
969 mode |= 0x02;
970 if (runtime->channels > 1)
971 mode |= 0x01;
972 spin_lock_irq(&ensoniq->reg_lock);
973 ensoniq->ctrl &= ~ES_ADC_EN;
974 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
975 outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
976 outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
977 outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
978 ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
979 ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
980 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
981 outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
982 ES_REG(ensoniq, ADC_COUNT));
983 #ifdef CHIP1370
984 if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
985 ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
986 ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
987 ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
989 #endif
990 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
991 spin_unlock_irq(&ensoniq->reg_lock);
992 #ifndef CHIP1370
993 snd_es1371_adc_rate(ensoniq, runtime->rate);
994 #endif
995 return 0;
998 static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1000 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1001 size_t ptr;
1003 spin_lock(&ensoniq->reg_lock);
1004 if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1005 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1006 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1007 ptr = bytes_to_frames(substream->runtime, ptr);
1008 } else {
1009 ptr = 0;
1011 spin_unlock(&ensoniq->reg_lock);
1012 return ptr;
1015 static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1017 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1018 size_t ptr;
1020 spin_lock(&ensoniq->reg_lock);
1021 if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1022 outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1023 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1024 ptr = bytes_to_frames(substream->runtime, ptr);
1025 } else {
1026 ptr = 0;
1028 spin_unlock(&ensoniq->reg_lock);
1029 return ptr;
1032 static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1034 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1035 size_t ptr;
1037 spin_lock(&ensoniq->reg_lock);
1038 if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1039 outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1040 ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1041 ptr = bytes_to_frames(substream->runtime, ptr);
1042 } else {
1043 ptr = 0;
1045 spin_unlock(&ensoniq->reg_lock);
1046 return ptr;
1049 static struct snd_pcm_hardware snd_ensoniq_playback1 =
1051 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1052 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1053 SNDRV_PCM_INFO_MMAP_VALID |
1054 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1055 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1056 .rates =
1057 #ifndef CHIP1370
1058 SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1059 #else
1060 (SNDRV_PCM_RATE_KNOT | /* 5512Hz rate */
1061 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 |
1062 SNDRV_PCM_RATE_44100),
1063 #endif
1064 .rate_min = 4000,
1065 .rate_max = 48000,
1066 .channels_min = 1,
1067 .channels_max = 2,
1068 .buffer_bytes_max = (128*1024),
1069 .period_bytes_min = 64,
1070 .period_bytes_max = (128*1024),
1071 .periods_min = 1,
1072 .periods_max = 1024,
1073 .fifo_size = 0,
1076 static struct snd_pcm_hardware snd_ensoniq_playback2 =
1078 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1079 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1080 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE |
1081 SNDRV_PCM_INFO_SYNC_START),
1082 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1083 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1084 .rate_min = 4000,
1085 .rate_max = 48000,
1086 .channels_min = 1,
1087 .channels_max = 2,
1088 .buffer_bytes_max = (128*1024),
1089 .period_bytes_min = 64,
1090 .period_bytes_max = (128*1024),
1091 .periods_min = 1,
1092 .periods_max = 1024,
1093 .fifo_size = 0,
1096 static struct snd_pcm_hardware snd_ensoniq_capture =
1098 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1099 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1100 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1101 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1102 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1103 .rate_min = 4000,
1104 .rate_max = 48000,
1105 .channels_min = 1,
1106 .channels_max = 2,
1107 .buffer_bytes_max = (128*1024),
1108 .period_bytes_min = 64,
1109 .period_bytes_max = (128*1024),
1110 .periods_min = 1,
1111 .periods_max = 1024,
1112 .fifo_size = 0,
1115 static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1117 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1118 struct snd_pcm_runtime *runtime = substream->runtime;
1120 ensoniq->mode |= ES_MODE_PLAY1;
1121 ensoniq->playback1_substream = substream;
1122 runtime->hw = snd_ensoniq_playback1;
1123 snd_pcm_set_sync(substream);
1124 spin_lock_irq(&ensoniq->reg_lock);
1125 if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1126 ensoniq->spdif_stream = ensoniq->spdif_default;
1127 spin_unlock_irq(&ensoniq->reg_lock);
1128 #ifdef CHIP1370
1129 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1130 &snd_es1370_hw_constraints_rates);
1131 #else
1132 snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1133 &snd_es1371_hw_constraints_dac_clock);
1134 #endif
1135 return 0;
1138 static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1140 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1141 struct snd_pcm_runtime *runtime = substream->runtime;
1143 ensoniq->mode |= ES_MODE_PLAY2;
1144 ensoniq->playback2_substream = substream;
1145 runtime->hw = snd_ensoniq_playback2;
1146 snd_pcm_set_sync(substream);
1147 spin_lock_irq(&ensoniq->reg_lock);
1148 if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1149 ensoniq->spdif_stream = ensoniq->spdif_default;
1150 spin_unlock_irq(&ensoniq->reg_lock);
1151 #ifdef CHIP1370
1152 snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1153 &snd_es1370_hw_constraints_clock);
1154 #else
1155 snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1156 &snd_es1371_hw_constraints_dac_clock);
1157 #endif
1158 return 0;
1161 static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1163 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1164 struct snd_pcm_runtime *runtime = substream->runtime;
1166 ensoniq->mode |= ES_MODE_CAPTURE;
1167 ensoniq->capture_substream = substream;
1168 runtime->hw = snd_ensoniq_capture;
1169 snd_pcm_set_sync(substream);
1170 #ifdef CHIP1370
1171 snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1172 &snd_es1370_hw_constraints_clock);
1173 #else
1174 snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1175 &snd_es1371_hw_constraints_adc_clock);
1176 #endif
1177 return 0;
1180 static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1182 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1184 ensoniq->playback1_substream = NULL;
1185 ensoniq->mode &= ~ES_MODE_PLAY1;
1186 return 0;
1189 static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1191 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1193 ensoniq->playback2_substream = NULL;
1194 spin_lock_irq(&ensoniq->reg_lock);
1195 #ifdef CHIP1370
1196 ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1197 #endif
1198 ensoniq->mode &= ~ES_MODE_PLAY2;
1199 spin_unlock_irq(&ensoniq->reg_lock);
1200 return 0;
1203 static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1205 struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1207 ensoniq->capture_substream = NULL;
1208 spin_lock_irq(&ensoniq->reg_lock);
1209 #ifdef CHIP1370
1210 ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1211 #endif
1212 ensoniq->mode &= ~ES_MODE_CAPTURE;
1213 spin_unlock_irq(&ensoniq->reg_lock);
1214 return 0;
1217 static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1218 .open = snd_ensoniq_playback1_open,
1219 .close = snd_ensoniq_playback1_close,
1220 .ioctl = snd_pcm_lib_ioctl,
1221 .hw_params = snd_ensoniq_hw_params,
1222 .hw_free = snd_ensoniq_hw_free,
1223 .prepare = snd_ensoniq_playback1_prepare,
1224 .trigger = snd_ensoniq_trigger,
1225 .pointer = snd_ensoniq_playback1_pointer,
1228 static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1229 .open = snd_ensoniq_playback2_open,
1230 .close = snd_ensoniq_playback2_close,
1231 .ioctl = snd_pcm_lib_ioctl,
1232 .hw_params = snd_ensoniq_hw_params,
1233 .hw_free = snd_ensoniq_hw_free,
1234 .prepare = snd_ensoniq_playback2_prepare,
1235 .trigger = snd_ensoniq_trigger,
1236 .pointer = snd_ensoniq_playback2_pointer,
1239 static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1240 .open = snd_ensoniq_capture_open,
1241 .close = snd_ensoniq_capture_close,
1242 .ioctl = snd_pcm_lib_ioctl,
1243 .hw_params = snd_ensoniq_hw_params,
1244 .hw_free = snd_ensoniq_hw_free,
1245 .prepare = snd_ensoniq_capture_prepare,
1246 .trigger = snd_ensoniq_trigger,
1247 .pointer = snd_ensoniq_capture_pointer,
1250 static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
1251 struct snd_pcm ** rpcm)
1253 struct snd_pcm *pcm;
1254 int err;
1256 if (rpcm)
1257 *rpcm = NULL;
1258 #ifdef CHIP1370
1259 err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm);
1260 #else
1261 err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm);
1262 #endif
1263 if (err < 0)
1264 return err;
1266 #ifdef CHIP1370
1267 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1268 #else
1269 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1270 #endif
1271 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1273 pcm->private_data = ensoniq;
1274 pcm->info_flags = 0;
1275 #ifdef CHIP1370
1276 strcpy(pcm->name, "ES1370 DAC2/ADC");
1277 #else
1278 strcpy(pcm->name, "ES1371 DAC2/ADC");
1279 #endif
1280 ensoniq->pcm1 = pcm;
1282 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1283 snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1285 if (rpcm)
1286 *rpcm = pcm;
1287 return 0;
1290 static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
1291 struct snd_pcm ** rpcm)
1293 struct snd_pcm *pcm;
1294 int err;
1296 if (rpcm)
1297 *rpcm = NULL;
1298 #ifdef CHIP1370
1299 err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm);
1300 #else
1301 err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm);
1302 #endif
1303 if (err < 0)
1304 return err;
1306 #ifdef CHIP1370
1307 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1308 #else
1309 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1310 #endif
1311 pcm->private_data = ensoniq;
1312 pcm->info_flags = 0;
1313 #ifdef CHIP1370
1314 strcpy(pcm->name, "ES1370 DAC1");
1315 #else
1316 strcpy(pcm->name, "ES1371 DAC1");
1317 #endif
1318 ensoniq->pcm2 = pcm;
1320 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1321 snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1323 if (rpcm)
1324 *rpcm = pcm;
1325 return 0;
1329 * Mixer section
1333 * ENS1371 mixer (including SPDIF interface)
1335 #ifdef CHIP1371
1336 static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1337 struct snd_ctl_elem_info *uinfo)
1339 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1340 uinfo->count = 1;
1341 return 0;
1344 static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1345 struct snd_ctl_elem_value *ucontrol)
1347 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1348 spin_lock_irq(&ensoniq->reg_lock);
1349 ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1350 ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1351 ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1352 ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1353 spin_unlock_irq(&ensoniq->reg_lock);
1354 return 0;
1357 static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1358 struct snd_ctl_elem_value *ucontrol)
1360 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1361 unsigned int val;
1362 int change;
1364 val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1365 ((u32)ucontrol->value.iec958.status[1] << 8) |
1366 ((u32)ucontrol->value.iec958.status[2] << 16) |
1367 ((u32)ucontrol->value.iec958.status[3] << 24);
1368 spin_lock_irq(&ensoniq->reg_lock);
1369 change = ensoniq->spdif_default != val;
1370 ensoniq->spdif_default = val;
1371 if (change && ensoniq->playback1_substream == NULL &&
1372 ensoniq->playback2_substream == NULL)
1373 outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1374 spin_unlock_irq(&ensoniq->reg_lock);
1375 return change;
1378 static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1379 struct snd_ctl_elem_value *ucontrol)
1381 ucontrol->value.iec958.status[0] = 0xff;
1382 ucontrol->value.iec958.status[1] = 0xff;
1383 ucontrol->value.iec958.status[2] = 0xff;
1384 ucontrol->value.iec958.status[3] = 0xff;
1385 return 0;
1388 static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1389 struct snd_ctl_elem_value *ucontrol)
1391 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1392 spin_lock_irq(&ensoniq->reg_lock);
1393 ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1394 ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1395 ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1396 ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1397 spin_unlock_irq(&ensoniq->reg_lock);
1398 return 0;
1401 static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1402 struct snd_ctl_elem_value *ucontrol)
1404 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1405 unsigned int val;
1406 int change;
1408 val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1409 ((u32)ucontrol->value.iec958.status[1] << 8) |
1410 ((u32)ucontrol->value.iec958.status[2] << 16) |
1411 ((u32)ucontrol->value.iec958.status[3] << 24);
1412 spin_lock_irq(&ensoniq->reg_lock);
1413 change = ensoniq->spdif_stream != val;
1414 ensoniq->spdif_stream = val;
1415 if (change && (ensoniq->playback1_substream != NULL ||
1416 ensoniq->playback2_substream != NULL))
1417 outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1418 spin_unlock_irq(&ensoniq->reg_lock);
1419 return change;
1422 #define ES1371_SPDIF(xname) \
1423 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1424 .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1426 static int snd_es1371_spdif_info(struct snd_kcontrol *kcontrol,
1427 struct snd_ctl_elem_info *uinfo)
1429 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1430 uinfo->count = 1;
1431 uinfo->value.integer.min = 0;
1432 uinfo->value.integer.max = 1;
1433 return 0;
1436 static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1437 struct snd_ctl_elem_value *ucontrol)
1439 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1441 spin_lock_irq(&ensoniq->reg_lock);
1442 ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1443 spin_unlock_irq(&ensoniq->reg_lock);
1444 return 0;
1447 static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1448 struct snd_ctl_elem_value *ucontrol)
1450 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1451 unsigned int nval1, nval2;
1452 int change;
1454 nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1455 nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1456 spin_lock_irq(&ensoniq->reg_lock);
1457 change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1458 ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1459 ensoniq->ctrl |= nval1;
1460 ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1461 ensoniq->cssr |= nval2;
1462 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1463 outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1464 spin_unlock_irq(&ensoniq->reg_lock);
1465 return change;
1469 /* spdif controls */
1470 static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
1471 ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1473 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1474 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1475 .info = snd_ens1373_spdif_info,
1476 .get = snd_ens1373_spdif_default_get,
1477 .put = snd_ens1373_spdif_default_put,
1480 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1481 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1482 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1483 .info = snd_ens1373_spdif_info,
1484 .get = snd_ens1373_spdif_mask_get
1487 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1488 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1489 .info = snd_ens1373_spdif_info,
1490 .get = snd_ens1373_spdif_stream_get,
1491 .put = snd_ens1373_spdif_stream_put
1496 static int snd_es1373_rear_info(struct snd_kcontrol *kcontrol,
1497 struct snd_ctl_elem_info *uinfo)
1499 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1500 uinfo->count = 1;
1501 uinfo->value.integer.min = 0;
1502 uinfo->value.integer.max = 1;
1503 return 0;
1506 static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1507 struct snd_ctl_elem_value *ucontrol)
1509 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1510 int val = 0;
1512 spin_lock_irq(&ensoniq->reg_lock);
1513 if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1514 ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1515 val = 1;
1516 ucontrol->value.integer.value[0] = val;
1517 spin_unlock_irq(&ensoniq->reg_lock);
1518 return 0;
1521 static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1522 struct snd_ctl_elem_value *ucontrol)
1524 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1525 unsigned int nval1;
1526 int change;
1528 nval1 = ucontrol->value.integer.value[0] ?
1529 ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1530 spin_lock_irq(&ensoniq->reg_lock);
1531 change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1532 ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1533 ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1534 ensoniq->cssr |= nval1;
1535 outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1536 spin_unlock_irq(&ensoniq->reg_lock);
1537 return change;
1540 static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
1542 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1543 .name = "AC97 2ch->4ch Copy Switch",
1544 .info = snd_es1373_rear_info,
1545 .get = snd_es1373_rear_get,
1546 .put = snd_es1373_rear_put,
1549 static int snd_es1373_line_info(struct snd_kcontrol *kcontrol,
1550 struct snd_ctl_elem_info *uinfo)
1552 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1553 uinfo->count = 1;
1554 uinfo->value.integer.min = 0;
1555 uinfo->value.integer.max = 1;
1556 return 0;
1559 static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1560 struct snd_ctl_elem_value *ucontrol)
1562 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1563 int val = 0;
1565 spin_lock_irq(&ensoniq->reg_lock);
1566 if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1567 val = 1;
1568 ucontrol->value.integer.value[0] = val;
1569 spin_unlock_irq(&ensoniq->reg_lock);
1570 return 0;
1573 static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1574 struct snd_ctl_elem_value *ucontrol)
1576 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1577 int changed;
1578 unsigned int ctrl;
1580 spin_lock_irq(&ensoniq->reg_lock);
1581 ctrl = ensoniq->ctrl;
1582 if (ucontrol->value.integer.value[0])
1583 ensoniq->ctrl |= ES_1371_GPIO_OUT(4); /* switch line-in -> rear out */
1584 else
1585 ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1586 changed = (ctrl != ensoniq->ctrl);
1587 if (changed)
1588 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1589 spin_unlock_irq(&ensoniq->reg_lock);
1590 return changed;
1593 static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
1595 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1596 .name = "Line In->Rear Out Switch",
1597 .info = snd_es1373_line_info,
1598 .get = snd_es1373_line_get,
1599 .put = snd_es1373_line_put,
1602 static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1604 struct ensoniq *ensoniq = ac97->private_data;
1605 ensoniq->u.es1371.ac97 = NULL;
1608 static struct {
1609 unsigned short vid; /* vendor ID */
1610 unsigned short did; /* device ID */
1611 unsigned char rev; /* revision */
1612 } es1371_spdif_present[] __devinitdata = {
1613 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1614 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1615 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1616 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1617 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1618 { .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1621 static int snd_ensoniq_1371_mixer(struct ensoniq * ensoniq, int has_spdif, int has_line)
1623 struct snd_card *card = ensoniq->card;
1624 struct snd_ac97_bus *pbus;
1625 struct snd_ac97_template ac97;
1626 int err, idx;
1627 static struct snd_ac97_bus_ops ops = {
1628 .write = snd_es1371_codec_write,
1629 .read = snd_es1371_codec_read,
1630 .wait = snd_es1371_codec_wait,
1633 if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1634 return err;
1636 memset(&ac97, 0, sizeof(ac97));
1637 ac97.private_data = ensoniq;
1638 ac97.private_free = snd_ensoniq_mixer_free_ac97;
1639 ac97.scaps = AC97_SCAP_AUDIO;
1640 if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1641 return err;
1642 for (idx = 0; es1371_spdif_present[idx].vid != (unsigned short)PCI_ANY_ID; idx++)
1643 if ((ensoniq->pci->vendor == es1371_spdif_present[idx].vid &&
1644 ensoniq->pci->device == es1371_spdif_present[idx].did &&
1645 ensoniq->rev == es1371_spdif_present[idx].rev) || has_spdif > 0) {
1646 struct snd_kcontrol *kctl;
1647 int i, index = 0;
1649 if (has_spdif < 0)
1650 break;
1652 ensoniq->spdif_default = ensoniq->spdif_stream =
1653 SNDRV_PCM_DEFAULT_CON_SPDIF;
1654 outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1656 if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1657 index++;
1659 for (i = 0; i < (int)ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1660 kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1661 if (! kctl)
1662 return -ENOMEM;
1663 kctl->id.index = index;
1664 if ((err = snd_ctl_add(card, kctl)) < 0)
1665 return err;
1667 break;
1669 if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1670 /* mirror rear to front speakers */
1671 ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1672 ensoniq->cssr |= ES_1373_REAR_BIT26;
1673 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1674 if (err < 0)
1675 return err;
1677 if (((ensoniq->subsystem_vendor_id == 0x1274) &&
1678 (ensoniq->subsystem_device_id == 0x2000)) || /* GA-7DXR */
1679 ((ensoniq->subsystem_vendor_id == 0x1458) &&
1680 (ensoniq->subsystem_device_id == 0xa000)) || /* GA-8IEXP */
1681 has_line > 0) {
1682 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line, ensoniq));
1683 if (err < 0)
1684 return err;
1687 return 0;
1690 #endif /* CHIP1371 */
1692 /* generic control callbacks for ens1370 */
1693 #ifdef CHIP1370
1694 #define ENSONIQ_CONTROL(xname, mask) \
1695 { .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1696 .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1697 .private_value = mask }
1699 static int snd_ensoniq_control_info(struct snd_kcontrol *kcontrol,
1700 struct snd_ctl_elem_info *uinfo)
1702 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1703 uinfo->count = 1;
1704 uinfo->value.integer.min = 0;
1705 uinfo->value.integer.max = 1;
1706 return 0;
1709 static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1710 struct snd_ctl_elem_value *ucontrol)
1712 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1713 int mask = kcontrol->private_value;
1715 spin_lock_irq(&ensoniq->reg_lock);
1716 ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1717 spin_unlock_irq(&ensoniq->reg_lock);
1718 return 0;
1721 static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1722 struct snd_ctl_elem_value *ucontrol)
1724 struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1725 int mask = kcontrol->private_value;
1726 unsigned int nval;
1727 int change;
1729 nval = ucontrol->value.integer.value[0] ? mask : 0;
1730 spin_lock_irq(&ensoniq->reg_lock);
1731 change = (ensoniq->ctrl & mask) != nval;
1732 ensoniq->ctrl &= ~mask;
1733 ensoniq->ctrl |= nval;
1734 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1735 spin_unlock_irq(&ensoniq->reg_lock);
1736 return change;
1740 * ENS1370 mixer
1743 static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
1744 ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1745 ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1748 #define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1750 static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1752 struct ensoniq *ensoniq = ak4531->private_data;
1753 ensoniq->u.es1370.ak4531 = NULL;
1756 static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
1758 struct snd_card *card = ensoniq->card;
1759 struct snd_ak4531 ak4531;
1760 unsigned int idx;
1761 int err;
1763 /* try reset AK4531 */
1764 outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1765 inw(ES_REG(ensoniq, 1370_CODEC));
1766 udelay(100);
1767 outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1768 inw(ES_REG(ensoniq, 1370_CODEC));
1769 udelay(100);
1771 memset(&ak4531, 0, sizeof(ak4531));
1772 ak4531.write = snd_es1370_codec_write;
1773 ak4531.private_data = ensoniq;
1774 ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1775 if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1776 return err;
1777 for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1778 err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1779 if (err < 0)
1780 return err;
1782 return 0;
1785 #endif /* CHIP1370 */
1787 #ifdef SUPPORT_JOYSTICK
1789 #ifdef CHIP1371
1790 static int __devinit snd_ensoniq_get_joystick_port(int dev)
1792 switch (joystick_port[dev]) {
1793 case 0: /* disabled */
1794 case 1: /* auto-detect */
1795 case 0x200:
1796 case 0x208:
1797 case 0x210:
1798 case 0x218:
1799 return joystick_port[dev];
1801 default:
1802 printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]);
1803 return 0;
1806 #else
1807 static inline int snd_ensoniq_get_joystick_port(int dev)
1809 return joystick[dev] ? 0x200 : 0;
1811 #endif
1813 static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1815 struct gameport *gp;
1816 int io_port;
1818 io_port = snd_ensoniq_get_joystick_port(dev);
1820 switch (io_port) {
1821 case 0:
1822 return -ENOSYS;
1824 case 1: /* auto_detect */
1825 for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1826 if (request_region(io_port, 8, "ens137x: gameport"))
1827 break;
1828 if (io_port > 0x218) {
1829 printk(KERN_WARNING "ens137x: no gameport ports available\n");
1830 return -EBUSY;
1832 break;
1834 default:
1835 if (!request_region(io_port, 8, "ens137x: gameport")) {
1836 printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
1837 io_port);
1838 return -EBUSY;
1840 break;
1843 ensoniq->gameport = gp = gameport_allocate_port();
1844 if (!gp) {
1845 printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n");
1846 release_region(io_port, 8);
1847 return -ENOMEM;
1850 gameport_set_name(gp, "ES137x");
1851 gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1852 gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1853 gp->io = io_port;
1855 ensoniq->ctrl |= ES_JYSTK_EN;
1856 #ifdef CHIP1371
1857 ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1858 ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1859 #endif
1860 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1862 gameport_register_port(ensoniq->gameport);
1864 return 0;
1867 static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1869 if (ensoniq->gameport) {
1870 int port = ensoniq->gameport->io;
1872 gameport_unregister_port(ensoniq->gameport);
1873 ensoniq->gameport = NULL;
1874 ensoniq->ctrl &= ~ES_JYSTK_EN;
1875 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1876 release_region(port, 8);
1879 #else
1880 static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1881 static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1882 #endif /* SUPPORT_JOYSTICK */
1888 static void snd_ensoniq_proc_read(struct snd_info_entry *entry,
1889 struct snd_info_buffer *buffer)
1891 struct ensoniq *ensoniq = entry->private_data;
1893 #ifdef CHIP1370
1894 snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
1895 #else
1896 snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
1897 #endif
1898 snd_iprintf(buffer, "Joystick enable : %s\n",
1899 ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1900 #ifdef CHIP1370
1901 snd_iprintf(buffer, "MIC +5V bias : %s\n",
1902 ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1903 snd_iprintf(buffer, "Line In to AOUT : %s\n",
1904 ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1905 #else
1906 snd_iprintf(buffer, "Joystick port : 0x%x\n",
1907 (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1908 #endif
1911 static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
1913 struct snd_info_entry *entry;
1915 if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1916 snd_info_set_text_ops(entry, ensoniq, 1024, snd_ensoniq_proc_read);
1923 static int snd_ensoniq_free(struct ensoniq *ensoniq)
1925 snd_ensoniq_free_gameport(ensoniq);
1926 if (ensoniq->irq < 0)
1927 goto __hw_end;
1928 #ifdef CHIP1370
1929 outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL)); /* switch everything off */
1930 outl(0, ES_REG(ensoniq, SERIAL)); /* clear serial interface */
1931 #else
1932 outl(0, ES_REG(ensoniq, CONTROL)); /* switch everything off */
1933 outl(0, ES_REG(ensoniq, SERIAL)); /* clear serial interface */
1934 #endif
1935 synchronize_irq(ensoniq->irq);
1936 pci_set_power_state(ensoniq->pci, 3);
1937 __hw_end:
1938 #ifdef CHIP1370
1939 if (ensoniq->dma_bug.area)
1940 snd_dma_free_pages(&ensoniq->dma_bug);
1941 #endif
1942 if (ensoniq->irq >= 0)
1943 free_irq(ensoniq->irq, ensoniq);
1944 pci_release_regions(ensoniq->pci);
1945 pci_disable_device(ensoniq->pci);
1946 kfree(ensoniq);
1947 return 0;
1950 static int snd_ensoniq_dev_free(struct snd_device *device)
1952 struct ensoniq *ensoniq = device->device_data;
1953 return snd_ensoniq_free(ensoniq);
1956 #ifdef CHIP1371
1957 static struct {
1958 unsigned short svid; /* subsystem vendor ID */
1959 unsigned short sdid; /* subsystem device ID */
1960 } es1371_amplifier_hack[] = {
1961 { .svid = 0x107b, .sdid = 0x2150 }, /* Gateway Solo 2150 */
1962 { .svid = 0x13bd, .sdid = 0x100c }, /* EV1938 on Mebius PC-MJ100V */
1963 { .svid = 0x1102, .sdid = 0x5938 }, /* Targa Xtender300 */
1964 { .svid = 0x1102, .sdid = 0x8938 }, /* IPC Topnote G notebook */
1965 { .svid = PCI_ANY_ID, .sdid = PCI_ANY_ID }
1967 static struct {
1968 unsigned short vid; /* vendor ID */
1969 unsigned short did; /* device ID */
1970 unsigned char rev; /* revision */
1971 } es1371_ac97_reset_hack[] = {
1972 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1973 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1974 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1975 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1976 { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1977 { .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1979 #endif
1981 static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1983 #ifdef CHIP1371
1984 int idx;
1985 struct pci_dev *pci = ensoniq->pci;
1986 #endif
1987 /* this code was part of snd_ensoniq_create before intruduction
1988 * of suspend/resume
1990 #ifdef CHIP1370
1991 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1992 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1993 outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1994 outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1995 outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1996 #else
1997 outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1998 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1999 outl(0, ES_REG(ensoniq, 1371_LEGACY));
2000 for (idx = 0; es1371_ac97_reset_hack[idx].vid != (unsigned short)PCI_ANY_ID; idx++)
2001 if (pci->vendor == es1371_ac97_reset_hack[idx].vid &&
2002 pci->device == es1371_ac97_reset_hack[idx].did &&
2003 ensoniq->rev == es1371_ac97_reset_hack[idx].rev) {
2004 outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2005 /* need to delay around 20ms(bleech) to give
2006 some CODECs enough time to wakeup */
2007 msleep(20);
2008 break;
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
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);
2050 #ifdef CONFIG_PM
2051 static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
2053 struct snd_card *card = pci_get_drvdata(pci);
2054 struct ensoniq *ensoniq = card->private_data;
2056 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2058 snd_pcm_suspend_all(ensoniq->pcm1);
2059 snd_pcm_suspend_all(ensoniq->pcm2);
2061 #ifdef CHIP1371
2062 snd_ac97_suspend(ensoniq->u.es1371.ac97);
2063 #else
2064 snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2065 #endif
2066 pci_set_power_state(pci, PCI_D3hot);
2067 pci_disable_device(pci);
2068 pci_save_state(pci);
2069 return 0;
2072 static int snd_ensoniq_resume(struct pci_dev *pci)
2074 struct snd_card *card = pci_get_drvdata(pci);
2075 struct ensoniq *ensoniq = card->private_data;
2077 pci_restore_state(pci);
2078 pci_enable_device(pci);
2079 pci_set_power_state(pci, PCI_D0);
2080 pci_set_master(pci);
2082 snd_ensoniq_chip_init(ensoniq);
2084 #ifdef CHIP1371
2085 snd_ac97_resume(ensoniq->u.es1371.ac97);
2086 #else
2087 snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2088 #endif
2089 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2090 return 0;
2092 #endif /* CONFIG_PM */
2095 static int __devinit snd_ensoniq_create(struct snd_card *card,
2096 struct pci_dev *pci,
2097 struct ensoniq ** rensoniq)
2099 struct ensoniq *ensoniq;
2100 unsigned short cmdw;
2101 unsigned char cmdb;
2102 #ifdef CHIP1371
2103 int idx;
2104 #endif
2105 int err;
2106 static struct snd_device_ops ops = {
2107 .dev_free = snd_ensoniq_dev_free,
2110 *rensoniq = NULL;
2111 if ((err = pci_enable_device(pci)) < 0)
2112 return err;
2113 ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2114 if (ensoniq == NULL) {
2115 pci_disable_device(pci);
2116 return -ENOMEM;
2118 spin_lock_init(&ensoniq->reg_lock);
2119 init_MUTEX(&ensoniq->src_mutex);
2120 ensoniq->card = card;
2121 ensoniq->pci = pci;
2122 ensoniq->irq = -1;
2123 if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2124 kfree(ensoniq);
2125 pci_disable_device(pci);
2126 return err;
2128 ensoniq->port = pci_resource_start(pci, 0);
2129 if (request_irq(pci->irq, snd_audiopci_interrupt, SA_INTERRUPT|SA_SHIRQ,
2130 "Ensoniq AudioPCI", ensoniq)) {
2131 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2132 snd_ensoniq_free(ensoniq);
2133 return -EBUSY;
2135 ensoniq->irq = pci->irq;
2136 #ifdef CHIP1370
2137 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2138 16, &ensoniq->dma_bug) < 0) {
2139 snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n");
2140 snd_ensoniq_free(ensoniq);
2141 return -EBUSY;
2143 #endif
2144 pci_set_master(pci);
2145 pci_read_config_byte(pci, PCI_REVISION_ID, &cmdb);
2146 ensoniq->rev = cmdb;
2147 pci_read_config_word(pci, PCI_SUBSYSTEM_VENDOR_ID, &cmdw);
2148 ensoniq->subsystem_vendor_id = cmdw;
2149 pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &cmdw);
2150 ensoniq->subsystem_device_id = cmdw;
2151 #ifdef CHIP1370
2152 #if 0
2153 ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2154 ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2155 #else /* get microphone working */
2156 ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2157 #endif
2158 ensoniq->sctrl = 0;
2159 #else
2160 ensoniq->ctrl = 0;
2161 ensoniq->sctrl = 0;
2162 ensoniq->cssr = 0;
2163 for (idx = 0; es1371_amplifier_hack[idx].svid != (unsigned short)PCI_ANY_ID; idx++)
2164 if (ensoniq->subsystem_vendor_id == es1371_amplifier_hack[idx].svid &&
2165 ensoniq->subsystem_device_id == es1371_amplifier_hack[idx].sdid) {
2166 ensoniq->ctrl |= ES_1371_GPIO_OUT(1); /* turn amplifier on */
2167 break;
2169 for (idx = 0; es1371_ac97_reset_hack[idx].vid != (unsigned short)PCI_ANY_ID; idx++)
2170 if (pci->vendor == es1371_ac97_reset_hack[idx].vid &&
2171 pci->device == es1371_ac97_reset_hack[idx].did &&
2172 ensoniq->rev == es1371_ac97_reset_hack[idx].rev) {
2173 ensoniq->cssr |= ES_1371_ST_AC97_RST;
2174 break;
2176 #endif
2178 snd_ensoniq_chip_init(ensoniq);
2180 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2181 snd_ensoniq_free(ensoniq);
2182 return err;
2185 snd_ensoniq_proc_init(ensoniq);
2187 snd_card_set_dev(card, &pci->dev);
2189 *rensoniq = ensoniq;
2190 return 0;
2194 * MIDI section
2197 static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2199 struct snd_rawmidi *rmidi = ensoniq->rmidi;
2200 unsigned char status, mask, byte;
2202 if (rmidi == NULL)
2203 return;
2204 /* do Rx at first */
2205 spin_lock(&ensoniq->reg_lock);
2206 mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2207 while (mask) {
2208 status = inb(ES_REG(ensoniq, UART_STATUS));
2209 if ((status & mask) == 0)
2210 break;
2211 byte = inb(ES_REG(ensoniq, UART_DATA));
2212 snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2214 spin_unlock(&ensoniq->reg_lock);
2216 /* do Tx at second */
2217 spin_lock(&ensoniq->reg_lock);
2218 mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2219 while (mask) {
2220 status = inb(ES_REG(ensoniq, UART_STATUS));
2221 if ((status & mask) == 0)
2222 break;
2223 if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2224 ensoniq->uartc &= ~ES_TXINTENM;
2225 outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2226 mask &= ~ES_TXRDY;
2227 } else {
2228 outb(byte, ES_REG(ensoniq, UART_DATA));
2231 spin_unlock(&ensoniq->reg_lock);
2234 static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2236 struct ensoniq *ensoniq = substream->rmidi->private_data;
2238 spin_lock_irq(&ensoniq->reg_lock);
2239 ensoniq->uartm |= ES_MODE_INPUT;
2240 ensoniq->midi_input = substream;
2241 if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2242 outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2243 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2244 outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2246 spin_unlock_irq(&ensoniq->reg_lock);
2247 return 0;
2250 static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2252 struct ensoniq *ensoniq = substream->rmidi->private_data;
2254 spin_lock_irq(&ensoniq->reg_lock);
2255 if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2256 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2257 outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2258 } else {
2259 outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2261 ensoniq->midi_input = NULL;
2262 ensoniq->uartm &= ~ES_MODE_INPUT;
2263 spin_unlock_irq(&ensoniq->reg_lock);
2264 return 0;
2267 static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2269 struct ensoniq *ensoniq = substream->rmidi->private_data;
2271 spin_lock_irq(&ensoniq->reg_lock);
2272 ensoniq->uartm |= ES_MODE_OUTPUT;
2273 ensoniq->midi_output = substream;
2274 if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2275 outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2276 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2277 outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2279 spin_unlock_irq(&ensoniq->reg_lock);
2280 return 0;
2283 static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2285 struct ensoniq *ensoniq = substream->rmidi->private_data;
2287 spin_lock_irq(&ensoniq->reg_lock);
2288 if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2289 outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2290 outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2291 } else {
2292 outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2294 ensoniq->midi_output = NULL;
2295 ensoniq->uartm &= ~ES_MODE_OUTPUT;
2296 spin_unlock_irq(&ensoniq->reg_lock);
2297 return 0;
2300 static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2302 unsigned long flags;
2303 struct ensoniq *ensoniq = substream->rmidi->private_data;
2304 int idx;
2306 spin_lock_irqsave(&ensoniq->reg_lock, flags);
2307 if (up) {
2308 if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2309 /* empty input FIFO */
2310 for (idx = 0; idx < 32; idx++)
2311 inb(ES_REG(ensoniq, UART_DATA));
2312 ensoniq->uartc |= ES_RXINTEN;
2313 outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2315 } else {
2316 if (ensoniq->uartc & ES_RXINTEN) {
2317 ensoniq->uartc &= ~ES_RXINTEN;
2318 outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2321 spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2324 static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2326 unsigned long flags;
2327 struct ensoniq *ensoniq = substream->rmidi->private_data;
2328 unsigned char byte;
2330 spin_lock_irqsave(&ensoniq->reg_lock, flags);
2331 if (up) {
2332 if (ES_TXINTENI(ensoniq->uartc) == 0) {
2333 ensoniq->uartc |= ES_TXINTENO(1);
2334 /* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2335 while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2336 (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2337 if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2338 ensoniq->uartc &= ~ES_TXINTENM;
2339 } else {
2340 outb(byte, ES_REG(ensoniq, UART_DATA));
2343 outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2345 } else {
2346 if (ES_TXINTENI(ensoniq->uartc) == 1) {
2347 ensoniq->uartc &= ~ES_TXINTENM;
2348 outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2351 spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2354 static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2356 .open = snd_ensoniq_midi_output_open,
2357 .close = snd_ensoniq_midi_output_close,
2358 .trigger = snd_ensoniq_midi_output_trigger,
2361 static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2363 .open = snd_ensoniq_midi_input_open,
2364 .close = snd_ensoniq_midi_input_close,
2365 .trigger = snd_ensoniq_midi_input_trigger,
2368 static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
2369 struct snd_rawmidi **rrawmidi)
2371 struct snd_rawmidi *rmidi;
2372 int err;
2374 if (rrawmidi)
2375 *rrawmidi = NULL;
2376 if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2377 return err;
2378 #ifdef CHIP1370
2379 strcpy(rmidi->name, "ES1370");
2380 #else
2381 strcpy(rmidi->name, "ES1371");
2382 #endif
2383 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2384 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2385 rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2386 SNDRV_RAWMIDI_INFO_DUPLEX;
2387 rmidi->private_data = ensoniq;
2388 ensoniq->rmidi = rmidi;
2389 if (rrawmidi)
2390 *rrawmidi = rmidi;
2391 return 0;
2395 * Interrupt handler
2398 static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
2400 struct ensoniq *ensoniq = dev_id;
2401 unsigned int status, sctrl;
2403 if (ensoniq == NULL)
2404 return IRQ_NONE;
2406 status = inl(ES_REG(ensoniq, STATUS));
2407 if (!(status & ES_INTR))
2408 return IRQ_NONE;
2410 spin_lock(&ensoniq->reg_lock);
2411 sctrl = ensoniq->sctrl;
2412 if (status & ES_DAC1)
2413 sctrl &= ~ES_P1_INT_EN;
2414 if (status & ES_DAC2)
2415 sctrl &= ~ES_P2_INT_EN;
2416 if (status & ES_ADC)
2417 sctrl &= ~ES_R1_INT_EN;
2418 outl(sctrl, ES_REG(ensoniq, SERIAL));
2419 outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2420 spin_unlock(&ensoniq->reg_lock);
2422 if (status & ES_UART)
2423 snd_ensoniq_midi_interrupt(ensoniq);
2424 if ((status & ES_DAC2) && ensoniq->playback2_substream)
2425 snd_pcm_period_elapsed(ensoniq->playback2_substream);
2426 if ((status & ES_ADC) && ensoniq->capture_substream)
2427 snd_pcm_period_elapsed(ensoniq->capture_substream);
2428 if ((status & ES_DAC1) && ensoniq->playback1_substream)
2429 snd_pcm_period_elapsed(ensoniq->playback1_substream);
2430 return IRQ_HANDLED;
2433 static int __devinit snd_audiopci_probe(struct pci_dev *pci,
2434 const struct pci_device_id *pci_id)
2436 static int dev;
2437 struct snd_card *card;
2438 struct ensoniq *ensoniq;
2439 int err, pcm_devs[2];
2441 if (dev >= SNDRV_CARDS)
2442 return -ENODEV;
2443 if (!enable[dev]) {
2444 dev++;
2445 return -ENOENT;
2448 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2449 if (card == NULL)
2450 return -ENOMEM;
2452 if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2453 snd_card_free(card);
2454 return err;
2456 card->private_data = ensoniq;
2458 pcm_devs[0] = 0; pcm_devs[1] = 1;
2459 #ifdef CHIP1370
2460 if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2461 snd_card_free(card);
2462 return err;
2464 #endif
2465 #ifdef CHIP1371
2466 if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2467 snd_card_free(card);
2468 return err;
2470 #endif
2471 if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2472 snd_card_free(card);
2473 return err;
2475 if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2476 snd_card_free(card);
2477 return err;
2479 if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2480 snd_card_free(card);
2481 return err;
2484 snd_ensoniq_create_gameport(ensoniq, dev);
2486 strcpy(card->driver, DRIVER_NAME);
2488 strcpy(card->shortname, "Ensoniq AudioPCI");
2489 sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2490 card->shortname,
2491 card->driver,
2492 ensoniq->port,
2493 ensoniq->irq);
2495 if ((err = snd_card_register(card)) < 0) {
2496 snd_card_free(card);
2497 return err;
2500 pci_set_drvdata(pci, card);
2501 dev++;
2502 return 0;
2505 static void __devexit snd_audiopci_remove(struct pci_dev *pci)
2507 snd_card_free(pci_get_drvdata(pci));
2508 pci_set_drvdata(pci, NULL);
2511 static struct pci_driver driver = {
2512 .name = DRIVER_NAME,
2513 .id_table = snd_audiopci_ids,
2514 .probe = snd_audiopci_probe,
2515 .remove = __devexit_p(snd_audiopci_remove),
2516 #ifdef CONFIG_PM
2517 .suspend = snd_ensoniq_suspend,
2518 .resume = snd_ensoniq_resume,
2519 #endif
2522 static int __init alsa_card_ens137x_init(void)
2524 return pci_register_driver(&driver);
2527 static void __exit alsa_card_ens137x_exit(void)
2529 pci_unregister_driver(&driver);
2532 module_init(alsa_card_ens137x_init)
2533 module_exit(alsa_card_ens137x_exit)