1 /*****************************************************************************/
4 * es1370.c -- Ensoniq ES1370/Asahi Kasei AK4531 audio driver.
6 * Copyright (C) 1998-2001, 2003 Thomas Sailer (t.sailer@alumni.ethz.ch)
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 * Special thanks to David C. Niemi
25 * Module command line parameters:
26 * lineout if 1 the LINE jack is used as an output instead of an input.
27 * LINE then contains the unmixed dsp output. This can be used
28 * to make the card a four channel one: use dsp to output two
29 * channels to LINE and dac to output the other two channels to
30 * SPKR. Set the mixer to only output synth to SPKR.
31 * micbias sets the +5V bias to the mic if using an electretmic.
34 * Note: sync mode is not yet supported (i.e. running dsp and dac from the same
38 * /dev/dsp standard /dev/dsp device, (mostly) OSS compatible
39 * /dev/mixer standard /dev/mixer device, (mostly) OSS compatible
40 * /dev/dsp1 additional DAC, like /dev/dsp, but output only,
41 * only 5512, 11025, 22050 and 44100 samples/s,
42 * outputs to mixer "SYNTH" setting
43 * /dev/midi simple MIDI UART interface, no ioctl
45 * NOTE: the card does not have any FM/Wavetable synthesizer, it is supposed
46 * to be done in software. That is what /dev/dac is for. By now (Q2 1998)
47 * there are several MIDI to PCM (WAV) packages, one of them is timidity.
50 * 26.03.1998 0.1 Initial release
51 * 31.03.1998 0.2 Fix bug in GETOSPACE
52 * 04.04.1998 0.3 Make it work (again) under 2.0.33
53 * Fix mixer write operation not returning the actual
55 * 05.04.1998 0.4 First attempt at using the new PCI stuff
56 * 29.04.1998 0.5 Fix hang when ^C is pressed on amp
57 * 07.05.1998 0.6 Don't double lock around stop_*() in *_release()
58 * 10.05.1998 0.7 First stab at a simple midi interface (no bells&whistles)
59 * 14.05.1998 0.8 Don't allow excessive interrupt rates
60 * 08.06.1998 0.9 First release using Alan Cox' soundcore instead of
62 * 05.07.1998 0.10 Fixed the driver to correctly maintin OSS style volume
63 * settings (not sure if this should be standard)
64 * Fixed many references: f_flags should be f_mode
65 * -- Gerald Britton <gbritton@mit.edu>
66 * 03.08.1998 0.11 Now mixer behaviour can basically be selected between
67 * "OSS documented" and "OSS actual" behaviour
68 * Fixed mixer table thanks to Hakan.Lennestal@lu.erisoft.se
69 * On module startup, set DAC2 to 11kSPS instead of 5.5kSPS,
70 * as it produces an annoying ssssh in the lower sampling rate
71 * Do not include modversions.h
72 * 22.08.1998 0.12 Mixer registers actually have 5 instead of 4 bits
73 * pointed out by Itai Nahshon
74 * 31.08.1998 0.13 Fix realplayer problems - dac.count issues
75 * 08.10.1998 0.14 Joystick support fixed
76 * -- Oliver Neukum <c188@org.chemie.uni-muenchen.de>
77 * 10.12.1998 0.15 Fix drain_dac trying to wait on not yet initialized DMA
78 * 16.12.1998 0.16 Don't wake up app until there are fragsize bytes to read/write
79 * 06.01.1999 0.17 remove the silly SA_INTERRUPT flag.
80 * hopefully killed the egcs section type conflict
81 * 12.03.1999 0.18 cinfo.blocks should be reset after GETxPTR ioctl.
82 * reported by Johan Maes <joma@telindus.be>
83 * 22.03.1999 0.19 return EAGAIN instead of EBUSY when O_NONBLOCK
84 * read/write cannot be executed
85 * 07.04.1999 0.20 implemented the following ioctl's: SOUND_PCM_READ_RATE,
86 * SOUND_PCM_READ_CHANNELS, SOUND_PCM_READ_BITS;
87 * Alpha fixes reported by Peter Jones <pjones@redhat.com>
88 * Note: joystick address handling might still be wrong on archs
90 * 10.05.1999 0.21 Added support for an electret mic for SB PCI64
91 * to the Linux kernel sound driver. This mod also straighten
92 * out the question marks around the mic impedance setting
93 * (micz). From Kim.Berts@fisub.mail.abb.com
94 * 11.05.1999 0.22 Implemented the IMIX call to mute recording monitor.
95 * Guenter Geiger <geiger@epy.co.at>
96 * 15.06.1999 0.23 Fix bad allocation bug.
97 * Thanks to Deti Fliegl <fliegl@in.tum.de>
98 * 28.06.1999 0.24 Add pci_set_master
99 * 02.08.1999 0.25 Added workaround for the "phantom write" bug first
100 * documented by Dave Sharpless from Anchor Games
101 * 03.08.1999 0.26 adapt to Linus' new __setup/__initcall
102 * added kernel command line option "es1370=joystick[,lineout[,micbias]]"
103 * removed CONFIG_SOUND_ES1370_JOYPORT_BOOT kludge
104 * 12.08.1999 0.27 module_init/__setup fixes
105 * 19.08.1999 0.28 SOUND_MIXER_IMIX fixes, reported by Gianluca <gialluca@mail.tiscalinet.it>
106 * 31.08.1999 0.29 add spin_lock_init
107 * replaced current->state = x with set_current_state(x)
108 * 03.09.1999 0.30 change read semantics for MIDI to match
109 * OSS more closely; remove possible wakeup race
110 * 28.10.1999 0.31 More waitqueue races fixed
111 * 08.01.2000 0.32 Prevent some ioctl's from returning bad count values on underrun/overrun;
112 * Tim Janik's BSE (Bedevilled Sound Engine) found this
113 * 07.02.2000 0.33 Use pci_alloc_consistent and pci_register_driver
114 * 21.11.2000 0.34 Initialize dma buffers in poll, otherwise poll may return a bogus mask
115 * 12.12.2000 0.35 More dma buffer initializations, patch from
116 * Tjeerd Mulder <tjeerd.mulder@fujitsu-siemens.com>
117 * 07.01.2001 0.36 Timeout change in wrcodec as requested by Frank Klemm <pfk@fuchs.offl.uni-jena.de>
118 * 31.01.2001 0.37 Register/Unregister gameport
119 * Fix SETTRIGGER non OSS API conformity
120 * 03.01.2003 0.38 open_mode fixes from Georg Acher <acher@in.tum.de>
122 * some important things missing in Ensoniq documentation:
124 * Experimental PCLKDIV results: play the same waveforms on both DAC1 and DAC2
125 * and vary PCLKDIV to obtain zero beat.
128 * seems to be fs = 1411200/(PCLKDIV+2)
130 * should find out when curr_sample_ct is cleared and
131 * where exactly the CCB fetches data
133 * The card uses a 22.5792 MHz crystal.
134 * The LINEIN jack may be converted to an AOUT jack by
135 * setting pin 47 (XCTL0) of the ES1370 to high.
136 * Pin 48 (XCTL1) of the ES1370 sets the +5V bias for an electretmic
141 /*****************************************************************************/
143 #include <linux/interrupt.h>
144 #include <linux/module.h>
145 #include <linux/string.h>
146 #include <linux/ioport.h>
147 #include <linux/sched.h>
148 #include <linux/delay.h>
149 #include <linux/sound.h>
150 #include <linux/slab.h>
151 #include <linux/soundcard.h>
152 #include <linux/pci.h>
153 #include <linux/smp_lock.h>
154 #include <linux/init.h>
155 #include <linux/poll.h>
156 #include <linux/spinlock.h>
157 #include <linux/gameport.h>
158 #include <linux/wait.h>
161 #include <asm/page.h>
162 #include <asm/uaccess.h>
164 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
165 #define SUPPORT_JOYSTICK
168 /* --------------------------------------------------------------------- */
170 #undef OSS_DOCUMENTED_MIXER_SEMANTICS
172 /*#define DBG(x) {x}*/
174 /* --------------------------------------------------------------------- */
176 #ifndef PCI_VENDOR_ID_ENSONIQ
177 #define PCI_VENDOR_ID_ENSONIQ 0x1274
180 #ifndef PCI_DEVICE_ID_ENSONIQ_ES1370
181 #define PCI_DEVICE_ID_ENSONIQ_ES1370 0x5000
184 #define ES1370_MAGIC ((PCI_VENDOR_ID_ENSONIQ<<16)|PCI_DEVICE_ID_ENSONIQ_ES1370)
186 #define ES1370_EXTENT 0x40
189 #define ES1370_REG_CONTROL 0x00
190 #define ES1370_REG_STATUS 0x04
191 #define ES1370_REG_UART_DATA 0x08
192 #define ES1370_REG_UART_STATUS 0x09
193 #define ES1370_REG_UART_CONTROL 0x09
194 #define ES1370_REG_UART_TEST 0x0a
195 #define ES1370_REG_MEMPAGE 0x0c
196 #define ES1370_REG_CODEC 0x10
197 #define ES1370_REG_SERIAL_CONTROL 0x20
198 #define ES1370_REG_DAC1_SCOUNT 0x24
199 #define ES1370_REG_DAC2_SCOUNT 0x28
200 #define ES1370_REG_ADC_SCOUNT 0x2c
202 #define ES1370_REG_DAC1_FRAMEADR 0xc30
203 #define ES1370_REG_DAC1_FRAMECNT 0xc34
204 #define ES1370_REG_DAC2_FRAMEADR 0xc38
205 #define ES1370_REG_DAC2_FRAMECNT 0xc3c
206 #define ES1370_REG_ADC_FRAMEADR 0xd30
207 #define ES1370_REG_ADC_FRAMECNT 0xd34
208 #define ES1370_REG_PHANTOM_FRAMEADR 0xd38
209 #define ES1370_REG_PHANTOM_FRAMECNT 0xd3c
211 #define ES1370_FMT_U8_MONO 0
212 #define ES1370_FMT_U8_STEREO 1
213 #define ES1370_FMT_S16_MONO 2
214 #define ES1370_FMT_S16_STEREO 3
215 #define ES1370_FMT_STEREO 1
216 #define ES1370_FMT_S16 2
217 #define ES1370_FMT_MASK 3
219 static const unsigned sample_size[] = { 1, 2, 2, 4 };
220 static const unsigned sample_shift[] = { 0, 1, 1, 2 };
222 static const unsigned dac1_samplerate[] = { 5512, 11025, 22050, 44100 };
224 #define DAC2_SRTODIV(x) (((1411200+(x)/2)/(x))-2)
225 #define DAC2_DIVTOSR(x) (1411200/((x)+2))
227 #define CTRL_ADC_STOP 0x80000000 /* 1 = ADC stopped */
228 #define CTRL_XCTL1 0x40000000 /* electret mic bias */
229 #define CTRL_OPEN 0x20000000 /* no function, can be read and written */
230 #define CTRL_PCLKDIV 0x1fff0000 /* ADC/DAC2 clock divider */
231 #define CTRL_SH_PCLKDIV 16
232 #define CTRL_MSFMTSEL 0x00008000 /* MPEG serial data fmt: 0 = Sony, 1 = I2S */
233 #define CTRL_M_SBB 0x00004000 /* DAC2 clock: 0 = PCLKDIV, 1 = MPEG */
234 #define CTRL_WTSRSEL 0x00003000 /* DAC1 clock freq: 0=5512, 1=11025, 2=22050, 3=44100 */
235 #define CTRL_SH_WTSRSEL 12
236 #define CTRL_DAC_SYNC 0x00000800 /* 1 = DAC2 runs off DAC1 clock */
237 #define CTRL_CCB_INTRM 0x00000400 /* 1 = CCB "voice" ints enabled */
238 #define CTRL_M_CB 0x00000200 /* recording source: 0 = ADC, 1 = MPEG */
239 #define CTRL_XCTL0 0x00000100 /* 0 = Line in, 1 = Line out */
240 #define CTRL_BREQ 0x00000080 /* 1 = test mode (internal mem test) */
241 #define CTRL_DAC1_EN 0x00000040 /* enable DAC1 */
242 #define CTRL_DAC2_EN 0x00000020 /* enable DAC2 */
243 #define CTRL_ADC_EN 0x00000010 /* enable ADC */
244 #define CTRL_UART_EN 0x00000008 /* enable MIDI uart */
245 #define CTRL_JYSTK_EN 0x00000004 /* enable Joystick port (presumably at address 0x200) */
246 #define CTRL_CDC_EN 0x00000002 /* enable serial (CODEC) interface */
247 #define CTRL_SERR_DIS 0x00000001 /* 1 = disable PCI SERR signal */
249 #define STAT_INTR 0x80000000 /* wired or of all interrupt bits */
250 #define STAT_CSTAT 0x00000400 /* 1 = codec busy or codec write in progress */
251 #define STAT_CBUSY 0x00000200 /* 1 = codec busy */
252 #define STAT_CWRIP 0x00000100 /* 1 = codec write in progress */
253 #define STAT_VC 0x00000060 /* CCB int source, 0=DAC1, 1=DAC2, 2=ADC, 3=undef */
255 #define STAT_MCCB 0x00000010 /* CCB int pending */
256 #define STAT_UART 0x00000008 /* UART int pending */
257 #define STAT_DAC1 0x00000004 /* DAC1 int pending */
258 #define STAT_DAC2 0x00000002 /* DAC2 int pending */
259 #define STAT_ADC 0x00000001 /* ADC int pending */
261 #define USTAT_RXINT 0x80 /* UART rx int pending */
262 #define USTAT_TXINT 0x04 /* UART tx int pending */
263 #define USTAT_TXRDY 0x02 /* UART tx ready */
264 #define USTAT_RXRDY 0x01 /* UART rx ready */
266 #define UCTRL_RXINTEN 0x80 /* 1 = enable RX ints */
267 #define UCTRL_TXINTEN 0x60 /* TX int enable field mask */
268 #define UCTRL_ENA_TXINT 0x20 /* enable TX int */
269 #define UCTRL_CNTRL 0x03 /* control field */
270 #define UCTRL_CNTRL_SWR 0x03 /* software reset command */
272 #define SCTRL_P2ENDINC 0x00380000 /* */
273 #define SCTRL_SH_P2ENDINC 19
274 #define SCTRL_P2STINC 0x00070000 /* */
275 #define SCTRL_SH_P2STINC 16
276 #define SCTRL_R1LOOPSEL 0x00008000 /* 0 = loop mode */
277 #define SCTRL_P2LOOPSEL 0x00004000 /* 0 = loop mode */
278 #define SCTRL_P1LOOPSEL 0x00002000 /* 0 = loop mode */
279 #define SCTRL_P2PAUSE 0x00001000 /* 1 = pause mode */
280 #define SCTRL_P1PAUSE 0x00000800 /* 1 = pause mode */
281 #define SCTRL_R1INTEN 0x00000400 /* enable interrupt */
282 #define SCTRL_P2INTEN 0x00000200 /* enable interrupt */
283 #define SCTRL_P1INTEN 0x00000100 /* enable interrupt */
284 #define SCTRL_P1SCTRLD 0x00000080 /* reload sample count register for DAC1 */
285 #define SCTRL_P2DACSEN 0x00000040 /* 1 = DAC2 play back last sample when disabled */
286 #define SCTRL_R1SEB 0x00000020 /* 1 = 16bit */
287 #define SCTRL_R1SMB 0x00000010 /* 1 = stereo */
288 #define SCTRL_R1FMT 0x00000030 /* format mask */
289 #define SCTRL_SH_R1FMT 4
290 #define SCTRL_P2SEB 0x00000008 /* 1 = 16bit */
291 #define SCTRL_P2SMB 0x00000004 /* 1 = stereo */
292 #define SCTRL_P2FMT 0x0000000c /* format mask */
293 #define SCTRL_SH_P2FMT 2
294 #define SCTRL_P1SEB 0x00000002 /* 1 = 16bit */
295 #define SCTRL_P1SMB 0x00000001 /* 1 = stereo */
296 #define SCTRL_P1FMT 0x00000003 /* format mask */
297 #define SCTRL_SH_P1FMT 0
301 #define FMODE_DAC 4 /* slight misuse of mode_t */
303 /* MIDI buffer sizes */
305 #define MIDIINBUF 256
306 #define MIDIOUTBUF 256
308 #define FMODE_MIDI_SHIFT 3
309 #define FMODE_MIDI_READ (FMODE_READ << FMODE_MIDI_SHIFT)
310 #define FMODE_MIDI_WRITE (FMODE_WRITE << FMODE_MIDI_SHIFT)
312 /* --------------------------------------------------------------------- */
314 struct es1370_state {
318 /* list of es1370 devices */
319 struct list_head devs;
321 /* the corresponding pci_dev structure */
324 /* soundcore stuff */
330 /* hardware resources */
331 unsigned long io; /* long for SPARC */
334 /* mixer registers; there is no HW readback */
336 unsigned short vol[10];
339 unsigned short micpreamp;
348 struct semaphore open_sem;
350 wait_queue_head_t open_wait;
358 unsigned hwptr, swptr;
359 unsigned total_bytes;
361 unsigned error; /* over/underrun */
362 wait_queue_head_t wait;
363 /* redundant, but makes calculations easier */
366 unsigned fragsamples;
370 unsigned endcleared:1;
372 unsigned ossfragshift;
374 unsigned subdivision;
375 } dma_dac1, dma_dac2, dma_adc;
377 /* The following buffer is used to point the phantom write channel to. */
378 unsigned char *bugbuf_cpu;
379 dma_addr_t bugbuf_dma;
383 unsigned ird, iwr, icnt;
384 unsigned ord, owr, ocnt;
385 wait_queue_head_t iwait;
386 wait_queue_head_t owait;
387 unsigned char ibuf[MIDIINBUF];
388 unsigned char obuf[MIDIOUTBUF];
391 #ifdef SUPPORT_JOYSTICK
392 struct gameport *gameport;
395 struct semaphore sem;
398 /* --------------------------------------------------------------------- */
400 static LIST_HEAD(devs);
402 /* --------------------------------------------------------------------- */
404 static inline unsigned ld2(unsigned int x)
429 /* --------------------------------------------------------------------- */
431 static void wrcodec(struct es1370_state *s, unsigned char idx, unsigned char data)
433 unsigned long tmo = jiffies + HZ/10, j;
437 if (!(inl(s->io+ES1370_REG_STATUS) & STAT_CSTAT)) {
438 outw((((unsigned short)idx)<<8)|data, s->io+ES1370_REG_CODEC);
442 } while ((signed)(tmo-j) > 0);
443 printk(KERN_ERR "es1370: write to codec register timeout\n");
446 /* --------------------------------------------------------------------- */
448 static inline void stop_adc(struct es1370_state *s)
452 spin_lock_irqsave(&s->lock, flags);
453 s->ctrl &= ~CTRL_ADC_EN;
454 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
455 spin_unlock_irqrestore(&s->lock, flags);
458 static inline void stop_dac1(struct es1370_state *s)
462 spin_lock_irqsave(&s->lock, flags);
463 s->ctrl &= ~CTRL_DAC1_EN;
464 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
465 spin_unlock_irqrestore(&s->lock, flags);
468 static inline void stop_dac2(struct es1370_state *s)
472 spin_lock_irqsave(&s->lock, flags);
473 s->ctrl &= ~CTRL_DAC2_EN;
474 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
475 spin_unlock_irqrestore(&s->lock, flags);
478 static void start_dac1(struct es1370_state *s)
481 unsigned fragremain, fshift;
483 spin_lock_irqsave(&s->lock, flags);
484 if (!(s->ctrl & CTRL_DAC1_EN) && (s->dma_dac1.mapped || s->dma_dac1.count > 0)
485 && s->dma_dac1.ready) {
486 s->ctrl |= CTRL_DAC1_EN;
487 s->sctrl = (s->sctrl & ~(SCTRL_P1LOOPSEL | SCTRL_P1PAUSE | SCTRL_P1SCTRLD)) | SCTRL_P1INTEN;
488 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
489 fragremain = ((- s->dma_dac1.hwptr) & (s->dma_dac1.fragsize-1));
490 fshift = sample_shift[(s->sctrl & SCTRL_P1FMT) >> SCTRL_SH_P1FMT];
491 if (fragremain < 2*fshift)
492 fragremain = s->dma_dac1.fragsize;
493 outl((fragremain >> fshift) - 1, s->io+ES1370_REG_DAC1_SCOUNT);
494 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
495 outl((s->dma_dac1.fragsize >> fshift) - 1, s->io+ES1370_REG_DAC1_SCOUNT);
497 spin_unlock_irqrestore(&s->lock, flags);
500 static void start_dac2(struct es1370_state *s)
503 unsigned fragremain, fshift;
505 spin_lock_irqsave(&s->lock, flags);
506 if (!(s->ctrl & CTRL_DAC2_EN) && (s->dma_dac2.mapped || s->dma_dac2.count > 0)
507 && s->dma_dac2.ready) {
508 s->ctrl |= CTRL_DAC2_EN;
509 s->sctrl = (s->sctrl & ~(SCTRL_P2LOOPSEL | SCTRL_P2PAUSE | SCTRL_P2DACSEN |
510 SCTRL_P2ENDINC | SCTRL_P2STINC)) | SCTRL_P2INTEN |
511 (((s->sctrl & SCTRL_P2FMT) ? 2 : 1) << SCTRL_SH_P2ENDINC) |
512 (0 << SCTRL_SH_P2STINC);
513 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
514 fragremain = ((- s->dma_dac2.hwptr) & (s->dma_dac2.fragsize-1));
515 fshift = sample_shift[(s->sctrl & SCTRL_P2FMT) >> SCTRL_SH_P2FMT];
516 if (fragremain < 2*fshift)
517 fragremain = s->dma_dac2.fragsize;
518 outl((fragremain >> fshift) - 1, s->io+ES1370_REG_DAC2_SCOUNT);
519 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
520 outl((s->dma_dac2.fragsize >> fshift) - 1, s->io+ES1370_REG_DAC2_SCOUNT);
522 spin_unlock_irqrestore(&s->lock, flags);
525 static void start_adc(struct es1370_state *s)
528 unsigned fragremain, fshift;
530 spin_lock_irqsave(&s->lock, flags);
531 if (!(s->ctrl & CTRL_ADC_EN) && (s->dma_adc.mapped || s->dma_adc.count < (signed)(s->dma_adc.dmasize - 2*s->dma_adc.fragsize))
532 && s->dma_adc.ready) {
533 s->ctrl |= CTRL_ADC_EN;
534 s->sctrl = (s->sctrl & ~SCTRL_R1LOOPSEL) | SCTRL_R1INTEN;
535 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
536 fragremain = ((- s->dma_adc.hwptr) & (s->dma_adc.fragsize-1));
537 fshift = sample_shift[(s->sctrl & SCTRL_R1FMT) >> SCTRL_SH_R1FMT];
538 if (fragremain < 2*fshift)
539 fragremain = s->dma_adc.fragsize;
540 outl((fragremain >> fshift) - 1, s->io+ES1370_REG_ADC_SCOUNT);
541 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
542 outl((s->dma_adc.fragsize >> fshift) - 1, s->io+ES1370_REG_ADC_SCOUNT);
544 spin_unlock_irqrestore(&s->lock, flags);
547 /* --------------------------------------------------------------------- */
549 #define DMABUF_DEFAULTORDER (17-PAGE_SHIFT)
550 #define DMABUF_MINORDER 1
552 static inline void dealloc_dmabuf(struct es1370_state *s, struct dmabuf *db)
554 struct page *page, *pend;
557 /* undo marking the pages as reserved */
558 pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
559 for (page = virt_to_page(db->rawbuf); page <= pend; page++)
560 ClearPageReserved(page);
561 pci_free_consistent(s->dev, PAGE_SIZE << db->buforder, db->rawbuf, db->dmaaddr);
564 db->mapped = db->ready = 0;
567 static int prog_dmabuf(struct es1370_state *s, struct dmabuf *db, unsigned rate, unsigned fmt, unsigned reg)
572 struct page *page, *pend;
574 db->hwptr = db->swptr = db->total_bytes = db->count = db->error = db->endcleared = 0;
576 db->ready = db->mapped = 0;
577 for (order = DMABUF_DEFAULTORDER; order >= DMABUF_MINORDER; order--)
578 if ((db->rawbuf = pci_alloc_consistent(s->dev, PAGE_SIZE << order, &db->dmaaddr)))
582 db->buforder = order;
583 /* now mark the pages as reserved; otherwise remap_pfn_range doesn't do what we want */
584 pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
585 for (page = virt_to_page(db->rawbuf); page <= pend; page++)
586 SetPageReserved(page);
588 fmt &= ES1370_FMT_MASK;
589 bytepersec = rate << sample_shift[fmt];
590 bufs = PAGE_SIZE << db->buforder;
591 if (db->ossfragshift) {
592 if ((1000 << db->ossfragshift) < bytepersec)
593 db->fragshift = ld2(bytepersec/1000);
595 db->fragshift = db->ossfragshift;
597 db->fragshift = ld2(bytepersec/100/(db->subdivision ? db->subdivision : 1));
598 if (db->fragshift < 3)
601 db->numfrag = bufs >> db->fragshift;
602 while (db->numfrag < 4 && db->fragshift > 3) {
604 db->numfrag = bufs >> db->fragshift;
606 db->fragsize = 1 << db->fragshift;
607 if (db->ossmaxfrags >= 4 && db->ossmaxfrags < db->numfrag)
608 db->numfrag = db->ossmaxfrags;
609 db->fragsamples = db->fragsize >> sample_shift[fmt];
610 db->dmasize = db->numfrag << db->fragshift;
611 memset(db->rawbuf, (fmt & ES1370_FMT_S16) ? 0 : 0x80, db->dmasize);
612 outl((reg >> 8) & 15, s->io+ES1370_REG_MEMPAGE);
613 outl(db->dmaaddr, s->io+(reg & 0xff));
614 outl((db->dmasize >> 2)-1, s->io+((reg + 4) & 0xff));
620 static inline int prog_dmabuf_adc(struct es1370_state *s)
623 return prog_dmabuf(s, &s->dma_adc, DAC2_DIVTOSR((s->ctrl & CTRL_PCLKDIV) >> CTRL_SH_PCLKDIV),
624 (s->sctrl >> SCTRL_SH_R1FMT) & ES1370_FMT_MASK, ES1370_REG_ADC_FRAMEADR);
627 static inline int prog_dmabuf_dac2(struct es1370_state *s)
630 return prog_dmabuf(s, &s->dma_dac2, DAC2_DIVTOSR((s->ctrl & CTRL_PCLKDIV) >> CTRL_SH_PCLKDIV),
631 (s->sctrl >> SCTRL_SH_P2FMT) & ES1370_FMT_MASK, ES1370_REG_DAC2_FRAMEADR);
634 static inline int prog_dmabuf_dac1(struct es1370_state *s)
637 return prog_dmabuf(s, &s->dma_dac1, dac1_samplerate[(s->ctrl & CTRL_WTSRSEL) >> CTRL_SH_WTSRSEL],
638 (s->sctrl >> SCTRL_SH_P1FMT) & ES1370_FMT_MASK, ES1370_REG_DAC1_FRAMEADR);
641 static inline unsigned get_hwptr(struct es1370_state *s, struct dmabuf *db, unsigned reg)
643 unsigned hwptr, diff;
645 outl((reg >> 8) & 15, s->io+ES1370_REG_MEMPAGE);
646 hwptr = (inl(s->io+(reg & 0xff)) >> 14) & 0x3fffc;
647 diff = (db->dmasize + hwptr - db->hwptr) % db->dmasize;
652 static inline void clear_advance(void *buf, unsigned bsize, unsigned bptr, unsigned len, unsigned char c)
654 if (bptr + len > bsize) {
655 unsigned x = bsize - bptr;
656 memset(((char *)buf) + bptr, c, x);
660 memset(((char *)buf) + bptr, c, len);
663 /* call with spinlock held! */
664 static void es1370_update_ptr(struct es1370_state *s)
668 /* update ADC pointer */
669 if (s->ctrl & CTRL_ADC_EN) {
670 diff = get_hwptr(s, &s->dma_adc, ES1370_REG_ADC_FRAMECNT);
671 s->dma_adc.total_bytes += diff;
672 s->dma_adc.count += diff;
673 if (s->dma_adc.count >= (signed)s->dma_adc.fragsize)
674 wake_up(&s->dma_adc.wait);
675 if (!s->dma_adc.mapped) {
676 if (s->dma_adc.count > (signed)(s->dma_adc.dmasize - ((3 * s->dma_adc.fragsize) >> 1))) {
677 s->ctrl &= ~CTRL_ADC_EN;
678 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
683 /* update DAC1 pointer */
684 if (s->ctrl & CTRL_DAC1_EN) {
685 diff = get_hwptr(s, &s->dma_dac1, ES1370_REG_DAC1_FRAMECNT);
686 s->dma_dac1.total_bytes += diff;
687 if (s->dma_dac1.mapped) {
688 s->dma_dac1.count += diff;
689 if (s->dma_dac1.count >= (signed)s->dma_dac1.fragsize)
690 wake_up(&s->dma_dac1.wait);
692 s->dma_dac1.count -= diff;
693 if (s->dma_dac1.count <= 0) {
694 s->ctrl &= ~CTRL_DAC1_EN;
695 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
697 } else if (s->dma_dac1.count <= (signed)s->dma_dac1.fragsize && !s->dma_dac1.endcleared) {
698 clear_advance(s->dma_dac1.rawbuf, s->dma_dac1.dmasize, s->dma_dac1.swptr,
699 s->dma_dac1.fragsize, (s->sctrl & SCTRL_P1SEB) ? 0 : 0x80);
700 s->dma_dac1.endcleared = 1;
702 if (s->dma_dac1.count + (signed)s->dma_dac1.fragsize <= (signed)s->dma_dac1.dmasize)
703 wake_up(&s->dma_dac1.wait);
706 /* update DAC2 pointer */
707 if (s->ctrl & CTRL_DAC2_EN) {
708 diff = get_hwptr(s, &s->dma_dac2, ES1370_REG_DAC2_FRAMECNT);
709 s->dma_dac2.total_bytes += diff;
710 if (s->dma_dac2.mapped) {
711 s->dma_dac2.count += diff;
712 if (s->dma_dac2.count >= (signed)s->dma_dac2.fragsize)
713 wake_up(&s->dma_dac2.wait);
715 s->dma_dac2.count -= diff;
716 if (s->dma_dac2.count <= 0) {
717 s->ctrl &= ~CTRL_DAC2_EN;
718 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
720 } else if (s->dma_dac2.count <= (signed)s->dma_dac2.fragsize && !s->dma_dac2.endcleared) {
721 clear_advance(s->dma_dac2.rawbuf, s->dma_dac2.dmasize, s->dma_dac2.swptr,
722 s->dma_dac2.fragsize, (s->sctrl & SCTRL_P2SEB) ? 0 : 0x80);
723 s->dma_dac2.endcleared = 1;
725 if (s->dma_dac2.count + (signed)s->dma_dac2.fragsize <= (signed)s->dma_dac2.dmasize)
726 wake_up(&s->dma_dac2.wait);
731 /* hold spinlock for the following! */
732 static void es1370_handle_midi(struct es1370_state *s)
737 if (!(s->ctrl & CTRL_UART_EN))
740 while (inb(s->io+ES1370_REG_UART_STATUS) & USTAT_RXRDY) {
741 ch = inb(s->io+ES1370_REG_UART_DATA);
742 if (s->midi.icnt < MIDIINBUF) {
743 s->midi.ibuf[s->midi.iwr] = ch;
744 s->midi.iwr = (s->midi.iwr + 1) % MIDIINBUF;
750 wake_up(&s->midi.iwait);
752 while ((inb(s->io+ES1370_REG_UART_STATUS) & USTAT_TXRDY) && s->midi.ocnt > 0) {
753 outb(s->midi.obuf[s->midi.ord], s->io+ES1370_REG_UART_DATA);
754 s->midi.ord = (s->midi.ord + 1) % MIDIOUTBUF;
756 if (s->midi.ocnt < MIDIOUTBUF-16)
760 wake_up(&s->midi.owait);
761 outb((s->midi.ocnt > 0) ? UCTRL_RXINTEN | UCTRL_ENA_TXINT : UCTRL_RXINTEN, s->io+ES1370_REG_UART_CONTROL);
764 static irqreturn_t es1370_interrupt(int irq, void *dev_id, struct pt_regs *regs)
766 struct es1370_state *s = (struct es1370_state *)dev_id;
767 unsigned int intsrc, sctl;
769 /* fastpath out, to ease interrupt sharing */
770 intsrc = inl(s->io+ES1370_REG_STATUS);
771 if (!(intsrc & 0x80000000))
774 /* clear audio interrupts first */
776 if (intsrc & STAT_ADC)
777 sctl &= ~SCTRL_R1INTEN;
778 if (intsrc & STAT_DAC1)
779 sctl &= ~SCTRL_P1INTEN;
780 if (intsrc & STAT_DAC2)
781 sctl &= ~SCTRL_P2INTEN;
782 outl(sctl, s->io+ES1370_REG_SERIAL_CONTROL);
783 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
784 es1370_update_ptr(s);
785 es1370_handle_midi(s);
786 spin_unlock(&s->lock);
790 /* --------------------------------------------------------------------- */
792 static const char invalid_magic[] = KERN_CRIT "es1370: invalid magic value\n";
794 #define VALIDATE_STATE(s) \
796 if (!(s) || (s)->magic != ES1370_MAGIC) { \
797 printk(invalid_magic); \
802 /* --------------------------------------------------------------------- */
804 static const struct {
811 } mixtable[SOUND_MIXER_NRDEVICES] = {
812 [SOUND_MIXER_VOLUME] = { 0, 0x0, 0x1, 1, 0x0000, 1 }, /* master */
813 [SOUND_MIXER_PCM] = { 1, 0x2, 0x3, 1, 0x0400, 1 }, /* voice */
814 [SOUND_MIXER_SYNTH] = { 2, 0x4, 0x5, 1, 0x0060, 1 }, /* FM */
815 [SOUND_MIXER_CD] = { 3, 0x6, 0x7, 1, 0x0006, 1 }, /* CD */
816 [SOUND_MIXER_LINE] = { 4, 0x8, 0x9, 1, 0x0018, 1 }, /* Line */
817 [SOUND_MIXER_LINE1] = { 5, 0xa, 0xb, 1, 0x1800, 1 }, /* AUX */
818 [SOUND_MIXER_LINE2] = { 6, 0xc, 0x0, 0, 0x0100, 1 }, /* Mono1 */
819 [SOUND_MIXER_LINE3] = { 7, 0xd, 0x0, 0, 0x0200, 1 }, /* Mono2 */
820 [SOUND_MIXER_MIC] = { 8, 0xe, 0x0, 0, 0x0001, 1 }, /* Mic */
821 [SOUND_MIXER_OGAIN] = { 9, 0xf, 0x0, 0, 0x0000, 1 } /* mono out */
824 static void set_recsrc(struct es1370_state *s, unsigned int val)
828 for (j = i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
829 if (!(val & (1 << i)))
831 if (!mixtable[i].recmask) {
835 j |= mixtable[i].recmask;
838 wrcodec(s, 0x12, j & 0xd5);
839 wrcodec(s, 0x13, j & 0xaa);
840 wrcodec(s, 0x14, (j >> 8) & 0x17);
841 wrcodec(s, 0x15, (j >> 8) & 0x0f);
842 i = (j & 0x37f) | ((j << 1) & 0x3000) | 0xc60;
844 i &= 0xff60; /* mute record and line monitor */
847 wrcodec(s, 0x11, i >> 8);
850 static int mixer_ioctl(struct es1370_state *s, unsigned int cmd, unsigned long arg)
854 unsigned char l, r, rl, rr;
855 int __user *p = (int __user *)arg;
858 if (cmd == SOUND_MIXER_PRIVATE1) {
859 /* enable/disable/query mixer preamp */
860 if (get_user(val, p))
863 s->mix.micpreamp = !!val;
864 wrcodec(s, 0x19, s->mix.micpreamp);
866 return put_user(s->mix.micpreamp, p);
868 if (cmd == SOUND_MIXER_PRIVATE2) {
869 /* enable/disable/query use of linein as second lineout */
870 if (get_user(val, p))
873 spin_lock_irqsave(&s->lock, flags);
875 s->ctrl |= CTRL_XCTL0;
877 s->ctrl &= ~CTRL_XCTL0;
878 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
879 spin_unlock_irqrestore(&s->lock, flags);
881 return put_user((s->ctrl & CTRL_XCTL0) ? 1 : 0, p);
883 if (cmd == SOUND_MIXER_PRIVATE3) {
884 /* enable/disable/query microphone impedance setting */
885 if (get_user(val, p))
888 spin_lock_irqsave(&s->lock, flags);
890 s->ctrl |= CTRL_XCTL1;
892 s->ctrl &= ~CTRL_XCTL1;
893 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
894 spin_unlock_irqrestore(&s->lock, flags);
896 return put_user((s->ctrl & CTRL_XCTL1) ? 1 : 0, p);
898 if (cmd == SOUND_MIXER_INFO) {
900 strncpy(info.id, "ES1370", sizeof(info.id));
901 strncpy(info.name, "Ensoniq ES1370", sizeof(info.name));
902 info.modify_counter = s->mix.modcnt;
903 if (copy_to_user((void __user *)arg, &info, sizeof(info)))
907 if (cmd == SOUND_OLD_MIXER_INFO) {
908 _old_mixer_info info;
909 strncpy(info.id, "ES1370", sizeof(info.id));
910 strncpy(info.name, "Ensoniq ES1370", sizeof(info.name));
911 if (copy_to_user((void __user *)arg, &info, sizeof(info)))
915 if (cmd == OSS_GETVERSION)
916 return put_user(SOUND_VERSION, p);
917 if (_IOC_TYPE(cmd) != 'M' || _SIOC_SIZE(cmd) != sizeof(int))
919 if (_SIOC_DIR(cmd) == _SIOC_READ) {
920 switch (_IOC_NR(cmd)) {
921 case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */
922 return put_user(s->mix.recsrc, p);
924 case SOUND_MIXER_DEVMASK: /* Arg contains a bit for each supported device */
925 val = SOUND_MASK_IMIX;
926 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++)
927 if (mixtable[i].avail)
929 return put_user(val, p);
931 case SOUND_MIXER_RECMASK: /* Arg contains a bit for each supported recording source */
932 for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++)
933 if (mixtable[i].recmask)
935 return put_user(val, p);
937 case SOUND_MIXER_STEREODEVS: /* Mixer channels supporting stereo */
938 for (val = i = 0; i < SOUND_MIXER_NRDEVICES; i++)
939 if (mixtable[i].stereo)
941 return put_user(val, p);
943 case SOUND_MIXER_CAPS:
944 return put_user(0, p);
946 case SOUND_MIXER_IMIX:
947 return put_user(s->mix.imix, p);
951 if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].avail)
953 return put_user(s->mix.vol[mixtable[i].volidx], p);
956 if (_SIOC_DIR(cmd) != (_SIOC_READ|_SIOC_WRITE))
959 switch (_IOC_NR(cmd)) {
961 case SOUND_MIXER_IMIX:
962 if (get_user(s->mix.imix, p))
964 set_recsrc(s, s->mix.recsrc);
967 case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */
968 if (get_user(val, p))
975 if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].avail)
977 if (get_user(val, p))
982 if (mixtable[i].stereo) {
983 r = (val >> 8) & 0xff;
990 rl = 31 - ((l - 7) / 3);
991 l = (31 - rl) * 3 + 7;
997 rr = 31 - ((r - 7) / 3);
998 r = (31 - rr) * 3 + 7;
1000 wrcodec(s, mixtable[i].right, rr);
1002 if (mixtable[i].left == 15) {
1007 rl = 7 - ((l - 2) / 14);
1008 r = l = (7 - rl) * 14 + 2;
1015 rl = 31 - ((l - 7) / 3);
1016 r = l = (31 - rl) * 3 + 7;
1020 wrcodec(s, mixtable[i].left, rl);
1021 #ifdef OSS_DOCUMENTED_MIXER_SEMANTICS
1022 s->mix.vol[mixtable[i].volidx] = ((unsigned int)r << 8) | l;
1024 s->mix.vol[mixtable[i].volidx] = val;
1026 return put_user(s->mix.vol[mixtable[i].volidx], p);
1030 /* --------------------------------------------------------------------- */
1032 static int es1370_open_mixdev(struct inode *inode, struct file *file)
1034 unsigned int minor = iminor(inode);
1035 struct list_head *list;
1036 struct es1370_state *s;
1038 for (list = devs.next; ; list = list->next) {
1041 s = list_entry(list, struct es1370_state, devs);
1042 if (s->dev_mixer == minor)
1046 file->private_data = s;
1047 return nonseekable_open(inode, file);
1050 static int es1370_release_mixdev(struct inode *inode, struct file *file)
1052 struct es1370_state *s = (struct es1370_state *)file->private_data;
1058 static int es1370_ioctl_mixdev(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
1060 return mixer_ioctl((struct es1370_state *)file->private_data, cmd, arg);
1063 static /*const*/ struct file_operations es1370_mixer_fops = {
1064 .owner = THIS_MODULE,
1065 .llseek = no_llseek,
1066 .ioctl = es1370_ioctl_mixdev,
1067 .open = es1370_open_mixdev,
1068 .release = es1370_release_mixdev,
1071 /* --------------------------------------------------------------------- */
1073 static int drain_dac1(struct es1370_state *s, int nonblock)
1075 DECLARE_WAITQUEUE(wait, current);
1076 unsigned long flags;
1079 if (s->dma_dac1.mapped || !s->dma_dac1.ready)
1081 add_wait_queue(&s->dma_dac1.wait, &wait);
1083 __set_current_state(TASK_INTERRUPTIBLE);
1084 spin_lock_irqsave(&s->lock, flags);
1085 count = s->dma_dac1.count;
1086 spin_unlock_irqrestore(&s->lock, flags);
1089 if (signal_pending(current))
1092 remove_wait_queue(&s->dma_dac1.wait, &wait);
1093 set_current_state(TASK_RUNNING);
1096 tmo = 3 * HZ * (count + s->dma_dac1.fragsize) / 2
1097 / dac1_samplerate[(s->ctrl & CTRL_WTSRSEL) >> CTRL_SH_WTSRSEL];
1098 tmo >>= sample_shift[(s->sctrl & SCTRL_P1FMT) >> SCTRL_SH_P1FMT];
1099 if (!schedule_timeout(tmo + 1))
1100 DBG(printk(KERN_DEBUG "es1370: dma timed out??\n");)
1102 remove_wait_queue(&s->dma_dac1.wait, &wait);
1103 set_current_state(TASK_RUNNING);
1104 if (signal_pending(current))
1105 return -ERESTARTSYS;
1109 static int drain_dac2(struct es1370_state *s, int nonblock)
1111 DECLARE_WAITQUEUE(wait, current);
1112 unsigned long flags;
1115 if (s->dma_dac2.mapped || !s->dma_dac2.ready)
1117 add_wait_queue(&s->dma_dac2.wait, &wait);
1119 __set_current_state(TASK_INTERRUPTIBLE);
1120 spin_lock_irqsave(&s->lock, flags);
1121 count = s->dma_dac2.count;
1122 spin_unlock_irqrestore(&s->lock, flags);
1125 if (signal_pending(current))
1128 remove_wait_queue(&s->dma_dac2.wait, &wait);
1129 set_current_state(TASK_RUNNING);
1132 tmo = 3 * HZ * (count + s->dma_dac2.fragsize) / 2
1133 / DAC2_DIVTOSR((s->ctrl & CTRL_PCLKDIV) >> CTRL_SH_PCLKDIV);
1134 tmo >>= sample_shift[(s->sctrl & SCTRL_P2FMT) >> SCTRL_SH_P2FMT];
1135 if (!schedule_timeout(tmo + 1))
1136 DBG(printk(KERN_DEBUG "es1370: dma timed out??\n");)
1138 remove_wait_queue(&s->dma_dac2.wait, &wait);
1139 set_current_state(TASK_RUNNING);
1140 if (signal_pending(current))
1141 return -ERESTARTSYS;
1145 /* --------------------------------------------------------------------- */
1147 static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
1149 struct es1370_state *s = (struct es1370_state *)file->private_data;
1150 DECLARE_WAITQUEUE(wait, current);
1152 unsigned long flags;
1157 if (s->dma_adc.mapped)
1159 if (!access_ok(VERIFY_WRITE, buffer, count))
1162 if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
1165 add_wait_queue(&s->dma_adc.wait, &wait);
1167 spin_lock_irqsave(&s->lock, flags);
1168 swptr = s->dma_adc.swptr;
1169 cnt = s->dma_adc.dmasize-swptr;
1170 if (s->dma_adc.count < cnt)
1171 cnt = s->dma_adc.count;
1173 __set_current_state(TASK_INTERRUPTIBLE);
1174 spin_unlock_irqrestore(&s->lock, flags);
1178 if (s->dma_adc.enabled)
1180 if (file->f_flags & O_NONBLOCK) {
1187 if (signal_pending(current)) {
1193 if (s->dma_adc.mapped)
1200 if (copy_to_user(buffer, s->dma_adc.rawbuf + swptr, cnt)) {
1205 swptr = (swptr + cnt) % s->dma_adc.dmasize;
1206 spin_lock_irqsave(&s->lock, flags);
1207 s->dma_adc.swptr = swptr;
1208 s->dma_adc.count -= cnt;
1209 spin_unlock_irqrestore(&s->lock, flags);
1213 if (s->dma_adc.enabled)
1218 remove_wait_queue(&s->dma_adc.wait, &wait);
1219 set_current_state(TASK_RUNNING);
1223 static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
1225 struct es1370_state *s = (struct es1370_state *)file->private_data;
1226 DECLARE_WAITQUEUE(wait, current);
1228 unsigned long flags;
1233 if (s->dma_dac2.mapped)
1235 if (!access_ok(VERIFY_READ, buffer, count))
1238 if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
1241 add_wait_queue(&s->dma_dac2.wait, &wait);
1243 spin_lock_irqsave(&s->lock, flags);
1244 if (s->dma_dac2.count < 0) {
1245 s->dma_dac2.count = 0;
1246 s->dma_dac2.swptr = s->dma_dac2.hwptr;
1248 swptr = s->dma_dac2.swptr;
1249 cnt = s->dma_dac2.dmasize-swptr;
1250 if (s->dma_dac2.count + cnt > s->dma_dac2.dmasize)
1251 cnt = s->dma_dac2.dmasize - s->dma_dac2.count;
1253 __set_current_state(TASK_INTERRUPTIBLE);
1254 spin_unlock_irqrestore(&s->lock, flags);
1258 if (s->dma_dac2.enabled)
1260 if (file->f_flags & O_NONBLOCK) {
1267 if (signal_pending(current)) {
1273 if (s->dma_dac2.mapped)
1280 if (copy_from_user(s->dma_dac2.rawbuf + swptr, buffer, cnt)) {
1285 swptr = (swptr + cnt) % s->dma_dac2.dmasize;
1286 spin_lock_irqsave(&s->lock, flags);
1287 s->dma_dac2.swptr = swptr;
1288 s->dma_dac2.count += cnt;
1289 s->dma_dac2.endcleared = 0;
1290 spin_unlock_irqrestore(&s->lock, flags);
1294 if (s->dma_dac2.enabled)
1299 remove_wait_queue(&s->dma_dac2.wait, &wait);
1300 set_current_state(TASK_RUNNING);
1304 /* No kernel lock - we have our own spinlock */
1305 static unsigned int es1370_poll(struct file *file, struct poll_table_struct *wait)
1307 struct es1370_state *s = (struct es1370_state *)file->private_data;
1308 unsigned long flags;
1309 unsigned int mask = 0;
1312 if (file->f_mode & FMODE_WRITE) {
1313 if (!s->dma_dac2.ready && prog_dmabuf_dac2(s))
1315 poll_wait(file, &s->dma_dac2.wait, wait);
1317 if (file->f_mode & FMODE_READ) {
1318 if (!s->dma_adc.ready && prog_dmabuf_adc(s))
1320 poll_wait(file, &s->dma_adc.wait, wait);
1322 spin_lock_irqsave(&s->lock, flags);
1323 es1370_update_ptr(s);
1324 if (file->f_mode & FMODE_READ) {
1325 if (s->dma_adc.count >= (signed)s->dma_adc.fragsize)
1326 mask |= POLLIN | POLLRDNORM;
1328 if (file->f_mode & FMODE_WRITE) {
1329 if (s->dma_dac2.mapped) {
1330 if (s->dma_dac2.count >= (signed)s->dma_dac2.fragsize)
1331 mask |= POLLOUT | POLLWRNORM;
1333 if ((signed)s->dma_dac2.dmasize >= s->dma_dac2.count + (signed)s->dma_dac2.fragsize)
1334 mask |= POLLOUT | POLLWRNORM;
1337 spin_unlock_irqrestore(&s->lock, flags);
1341 static int es1370_mmap(struct file *file, struct vm_area_struct *vma)
1343 struct es1370_state *s = (struct es1370_state *)file->private_data;
1351 if (vma->vm_flags & VM_WRITE) {
1352 if ((ret = prog_dmabuf_dac2(s)) != 0) {
1356 } else if (vma->vm_flags & VM_READ) {
1357 if ((ret = prog_dmabuf_adc(s)) != 0) {
1365 if (vma->vm_pgoff != 0) {
1369 size = vma->vm_end - vma->vm_start;
1370 if (size > (PAGE_SIZE << db->buforder)) {
1374 if (remap_pfn_range(vma, vma->vm_start,
1375 virt_to_phys(db->rawbuf) >> PAGE_SHIFT,
1376 size, vma->vm_page_prot)) {
1387 static int es1370_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
1389 struct es1370_state *s = (struct es1370_state *)file->private_data;
1390 unsigned long flags;
1391 audio_buf_info abinfo;
1394 int val, mapped, ret;
1395 void __user *argp = (void __user *)arg;
1396 int __user *p = argp;
1399 mapped = ((file->f_mode & FMODE_WRITE) && s->dma_dac2.mapped) ||
1400 ((file->f_mode & FMODE_READ) && s->dma_adc.mapped);
1402 case OSS_GETVERSION:
1403 return put_user(SOUND_VERSION, p);
1405 case SNDCTL_DSP_SYNC:
1406 if (file->f_mode & FMODE_WRITE)
1407 return drain_dac2(s, 0/*file->f_flags & O_NONBLOCK*/);
1410 case SNDCTL_DSP_SETDUPLEX:
1413 case SNDCTL_DSP_GETCAPS:
1414 return put_user(DSP_CAP_DUPLEX | DSP_CAP_REALTIME | DSP_CAP_TRIGGER | DSP_CAP_MMAP, p);
1416 case SNDCTL_DSP_RESET:
1417 if (file->f_mode & FMODE_WRITE) {
1419 synchronize_irq(s->irq);
1420 s->dma_dac2.swptr = s->dma_dac2.hwptr = s->dma_dac2.count = s->dma_dac2.total_bytes = 0;
1422 if (file->f_mode & FMODE_READ) {
1424 synchronize_irq(s->irq);
1425 s->dma_adc.swptr = s->dma_adc.hwptr = s->dma_adc.count = s->dma_adc.total_bytes = 0;
1429 case SNDCTL_DSP_SPEED:
1430 if (get_user(val, p))
1433 if (s->open_mode & (~file->f_mode) & (FMODE_READ|FMODE_WRITE))
1441 s->dma_adc.ready = s->dma_dac2.ready = 0;
1442 spin_lock_irqsave(&s->lock, flags);
1443 s->ctrl = (s->ctrl & ~CTRL_PCLKDIV) | (DAC2_SRTODIV(val) << CTRL_SH_PCLKDIV);
1444 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
1445 spin_unlock_irqrestore(&s->lock, flags);
1447 return put_user(DAC2_DIVTOSR((s->ctrl & CTRL_PCLKDIV) >> CTRL_SH_PCLKDIV), p);
1449 case SNDCTL_DSP_STEREO:
1450 if (get_user(val, p))
1452 if (file->f_mode & FMODE_READ) {
1454 s->dma_adc.ready = 0;
1455 spin_lock_irqsave(&s->lock, flags);
1457 s->sctrl |= SCTRL_R1SMB;
1459 s->sctrl &= ~SCTRL_R1SMB;
1460 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1461 spin_unlock_irqrestore(&s->lock, flags);
1463 if (file->f_mode & FMODE_WRITE) {
1465 s->dma_dac2.ready = 0;
1466 spin_lock_irqsave(&s->lock, flags);
1468 s->sctrl |= SCTRL_P2SMB;
1470 s->sctrl &= ~SCTRL_P2SMB;
1471 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1472 spin_unlock_irqrestore(&s->lock, flags);
1476 case SNDCTL_DSP_CHANNELS:
1477 if (get_user(val, p))
1480 if (file->f_mode & FMODE_READ) {
1482 s->dma_adc.ready = 0;
1483 spin_lock_irqsave(&s->lock, flags);
1485 s->sctrl |= SCTRL_R1SMB;
1487 s->sctrl &= ~SCTRL_R1SMB;
1488 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1489 spin_unlock_irqrestore(&s->lock, flags);
1491 if (file->f_mode & FMODE_WRITE) {
1493 s->dma_dac2.ready = 0;
1494 spin_lock_irqsave(&s->lock, flags);
1496 s->sctrl |= SCTRL_P2SMB;
1498 s->sctrl &= ~SCTRL_P2SMB;
1499 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1500 spin_unlock_irqrestore(&s->lock, flags);
1503 return put_user((s->sctrl & ((file->f_mode & FMODE_READ) ? SCTRL_R1SMB : SCTRL_P2SMB)) ? 2 : 1, p);
1505 case SNDCTL_DSP_GETFMTS: /* Returns a mask */
1506 return put_user(AFMT_S16_LE|AFMT_U8, p);
1508 case SNDCTL_DSP_SETFMT: /* Selects ONE fmt*/
1509 if (get_user(val, p))
1511 if (val != AFMT_QUERY) {
1512 if (file->f_mode & FMODE_READ) {
1514 s->dma_adc.ready = 0;
1515 spin_lock_irqsave(&s->lock, flags);
1516 if (val == AFMT_S16_LE)
1517 s->sctrl |= SCTRL_R1SEB;
1519 s->sctrl &= ~SCTRL_R1SEB;
1520 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1521 spin_unlock_irqrestore(&s->lock, flags);
1523 if (file->f_mode & FMODE_WRITE) {
1525 s->dma_dac2.ready = 0;
1526 spin_lock_irqsave(&s->lock, flags);
1527 if (val == AFMT_S16_LE)
1528 s->sctrl |= SCTRL_P2SEB;
1530 s->sctrl &= ~SCTRL_P2SEB;
1531 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1532 spin_unlock_irqrestore(&s->lock, flags);
1535 return put_user((s->sctrl & ((file->f_mode & FMODE_READ) ? SCTRL_R1SEB : SCTRL_P2SEB)) ?
1536 AFMT_S16_LE : AFMT_U8, p);
1538 case SNDCTL_DSP_POST:
1541 case SNDCTL_DSP_GETTRIGGER:
1543 if (file->f_mode & FMODE_READ && s->ctrl & CTRL_ADC_EN)
1544 val |= PCM_ENABLE_INPUT;
1545 if (file->f_mode & FMODE_WRITE && s->ctrl & CTRL_DAC2_EN)
1546 val |= PCM_ENABLE_OUTPUT;
1547 return put_user(val, p);
1549 case SNDCTL_DSP_SETTRIGGER:
1550 if (get_user(val, p))
1552 if (file->f_mode & FMODE_READ) {
1553 if (val & PCM_ENABLE_INPUT) {
1554 if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
1556 s->dma_adc.enabled = 1;
1559 s->dma_adc.enabled = 0;
1563 if (file->f_mode & FMODE_WRITE) {
1564 if (val & PCM_ENABLE_OUTPUT) {
1565 if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
1567 s->dma_dac2.enabled = 1;
1570 s->dma_dac2.enabled = 0;
1576 case SNDCTL_DSP_GETOSPACE:
1577 if (!(file->f_mode & FMODE_WRITE))
1579 if (!s->dma_dac2.ready && (val = prog_dmabuf_dac2(s)) != 0)
1581 spin_lock_irqsave(&s->lock, flags);
1582 es1370_update_ptr(s);
1583 abinfo.fragsize = s->dma_dac2.fragsize;
1584 count = s->dma_dac2.count;
1587 abinfo.bytes = s->dma_dac2.dmasize - count;
1588 abinfo.fragstotal = s->dma_dac2.numfrag;
1589 abinfo.fragments = abinfo.bytes >> s->dma_dac2.fragshift;
1590 spin_unlock_irqrestore(&s->lock, flags);
1591 return copy_to_user(argp, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
1593 case SNDCTL_DSP_GETISPACE:
1594 if (!(file->f_mode & FMODE_READ))
1596 if (!s->dma_adc.ready && (val = prog_dmabuf_adc(s)) != 0)
1598 spin_lock_irqsave(&s->lock, flags);
1599 es1370_update_ptr(s);
1600 abinfo.fragsize = s->dma_adc.fragsize;
1601 count = s->dma_adc.count;
1604 abinfo.bytes = count;
1605 abinfo.fragstotal = s->dma_adc.numfrag;
1606 abinfo.fragments = abinfo.bytes >> s->dma_adc.fragshift;
1607 spin_unlock_irqrestore(&s->lock, flags);
1608 return copy_to_user(argp, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
1610 case SNDCTL_DSP_NONBLOCK:
1611 file->f_flags |= O_NONBLOCK;
1614 case SNDCTL_DSP_GETODELAY:
1615 if (!(file->f_mode & FMODE_WRITE))
1617 if (!s->dma_dac2.ready && (val = prog_dmabuf_dac2(s)) != 0)
1619 spin_lock_irqsave(&s->lock, flags);
1620 es1370_update_ptr(s);
1621 count = s->dma_dac2.count;
1622 spin_unlock_irqrestore(&s->lock, flags);
1625 return put_user(count, p);
1627 case SNDCTL_DSP_GETIPTR:
1628 if (!(file->f_mode & FMODE_READ))
1630 if (!s->dma_adc.ready && (val = prog_dmabuf_adc(s)) != 0)
1632 spin_lock_irqsave(&s->lock, flags);
1633 es1370_update_ptr(s);
1634 cinfo.bytes = s->dma_adc.total_bytes;
1635 count = s->dma_adc.count;
1638 cinfo.blocks = count >> s->dma_adc.fragshift;
1639 cinfo.ptr = s->dma_adc.hwptr;
1640 if (s->dma_adc.mapped)
1641 s->dma_adc.count &= s->dma_adc.fragsize-1;
1642 spin_unlock_irqrestore(&s->lock, flags);
1643 if (copy_to_user(argp, &cinfo, sizeof(cinfo)))
1647 case SNDCTL_DSP_GETOPTR:
1648 if (!(file->f_mode & FMODE_WRITE))
1650 if (!s->dma_dac2.ready && (val = prog_dmabuf_dac2(s)) != 0)
1652 spin_lock_irqsave(&s->lock, flags);
1653 es1370_update_ptr(s);
1654 cinfo.bytes = s->dma_dac2.total_bytes;
1655 count = s->dma_dac2.count;
1658 cinfo.blocks = count >> s->dma_dac2.fragshift;
1659 cinfo.ptr = s->dma_dac2.hwptr;
1660 if (s->dma_dac2.mapped)
1661 s->dma_dac2.count &= s->dma_dac2.fragsize-1;
1662 spin_unlock_irqrestore(&s->lock, flags);
1663 if (copy_to_user(argp, &cinfo, sizeof(cinfo)))
1667 case SNDCTL_DSP_GETBLKSIZE:
1668 if (file->f_mode & FMODE_WRITE) {
1669 if ((val = prog_dmabuf_dac2(s)))
1671 return put_user(s->dma_dac2.fragsize, p);
1673 if ((val = prog_dmabuf_adc(s)))
1675 return put_user(s->dma_adc.fragsize, p);
1677 case SNDCTL_DSP_SETFRAGMENT:
1678 if (get_user(val, p))
1680 if (file->f_mode & FMODE_READ) {
1681 s->dma_adc.ossfragshift = val & 0xffff;
1682 s->dma_adc.ossmaxfrags = (val >> 16) & 0xffff;
1683 if (s->dma_adc.ossfragshift < 4)
1684 s->dma_adc.ossfragshift = 4;
1685 if (s->dma_adc.ossfragshift > 15)
1686 s->dma_adc.ossfragshift = 15;
1687 if (s->dma_adc.ossmaxfrags < 4)
1688 s->dma_adc.ossmaxfrags = 4;
1690 if (file->f_mode & FMODE_WRITE) {
1691 s->dma_dac2.ossfragshift = val & 0xffff;
1692 s->dma_dac2.ossmaxfrags = (val >> 16) & 0xffff;
1693 if (s->dma_dac2.ossfragshift < 4)
1694 s->dma_dac2.ossfragshift = 4;
1695 if (s->dma_dac2.ossfragshift > 15)
1696 s->dma_dac2.ossfragshift = 15;
1697 if (s->dma_dac2.ossmaxfrags < 4)
1698 s->dma_dac2.ossmaxfrags = 4;
1702 case SNDCTL_DSP_SUBDIVIDE:
1703 if ((file->f_mode & FMODE_READ && s->dma_adc.subdivision) ||
1704 (file->f_mode & FMODE_WRITE && s->dma_dac2.subdivision))
1706 if (get_user(val, p))
1708 if (val != 1 && val != 2 && val != 4)
1710 if (file->f_mode & FMODE_READ)
1711 s->dma_adc.subdivision = val;
1712 if (file->f_mode & FMODE_WRITE)
1713 s->dma_dac2.subdivision = val;
1716 case SOUND_PCM_READ_RATE:
1717 return put_user(DAC2_DIVTOSR((s->ctrl & CTRL_PCLKDIV) >> CTRL_SH_PCLKDIV), p);
1719 case SOUND_PCM_READ_CHANNELS:
1720 return put_user((s->sctrl & ((file->f_mode & FMODE_READ) ? SCTRL_R1SMB : SCTRL_P2SMB)) ?
1723 case SOUND_PCM_READ_BITS:
1724 return put_user((s->sctrl & ((file->f_mode & FMODE_READ) ? SCTRL_R1SEB : SCTRL_P2SEB)) ?
1727 case SOUND_PCM_WRITE_FILTER:
1728 case SNDCTL_DSP_SETSYNCRO:
1729 case SOUND_PCM_READ_FILTER:
1733 return mixer_ioctl(s, cmd, arg);
1736 static int es1370_open(struct inode *inode, struct file *file)
1738 unsigned int minor = iminor(inode);
1739 DECLARE_WAITQUEUE(wait, current);
1740 unsigned long flags;
1741 struct list_head *list;
1742 struct es1370_state *s;
1744 for (list = devs.next; ; list = list->next) {
1747 s = list_entry(list, struct es1370_state, devs);
1748 if (!((s->dev_audio ^ minor) & ~0xf))
1752 file->private_data = s;
1753 /* wait for device to become free */
1755 while (s->open_mode & file->f_mode) {
1756 if (file->f_flags & O_NONBLOCK) {
1760 add_wait_queue(&s->open_wait, &wait);
1761 __set_current_state(TASK_INTERRUPTIBLE);
1764 remove_wait_queue(&s->open_wait, &wait);
1765 set_current_state(TASK_RUNNING);
1766 if (signal_pending(current))
1767 return -ERESTARTSYS;
1770 spin_lock_irqsave(&s->lock, flags);
1771 if (!(s->open_mode & (FMODE_READ|FMODE_WRITE)))
1772 s->ctrl = (s->ctrl & ~CTRL_PCLKDIV) | (DAC2_SRTODIV(8000) << CTRL_SH_PCLKDIV);
1773 if (file->f_mode & FMODE_READ) {
1774 s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags = s->dma_adc.subdivision = 0;
1775 s->dma_adc.enabled = 1;
1776 s->sctrl &= ~SCTRL_R1FMT;
1777 if ((minor & 0xf) == SND_DEV_DSP16)
1778 s->sctrl |= ES1370_FMT_S16_MONO << SCTRL_SH_R1FMT;
1780 s->sctrl |= ES1370_FMT_U8_MONO << SCTRL_SH_R1FMT;
1782 if (file->f_mode & FMODE_WRITE) {
1783 s->dma_dac2.ossfragshift = s->dma_dac2.ossmaxfrags = s->dma_dac2.subdivision = 0;
1784 s->dma_dac2.enabled = 1;
1785 s->sctrl &= ~SCTRL_P2FMT;
1786 if ((minor & 0xf) == SND_DEV_DSP16)
1787 s->sctrl |= ES1370_FMT_S16_MONO << SCTRL_SH_P2FMT;
1789 s->sctrl |= ES1370_FMT_U8_MONO << SCTRL_SH_P2FMT;
1791 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
1792 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
1793 spin_unlock_irqrestore(&s->lock, flags);
1794 s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
1796 init_MUTEX(&s->sem);
1797 return nonseekable_open(inode, file);
1800 static int es1370_release(struct inode *inode, struct file *file)
1802 struct es1370_state *s = (struct es1370_state *)file->private_data;
1806 if (file->f_mode & FMODE_WRITE)
1807 drain_dac2(s, file->f_flags & O_NONBLOCK);
1809 if (file->f_mode & FMODE_WRITE) {
1811 synchronize_irq(s->irq);
1812 dealloc_dmabuf(s, &s->dma_dac2);
1814 if (file->f_mode & FMODE_READ) {
1816 dealloc_dmabuf(s, &s->dma_adc);
1818 s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
1819 wake_up(&s->open_wait);
1825 static /*const*/ struct file_operations es1370_audio_fops = {
1826 .owner = THIS_MODULE,
1827 .llseek = no_llseek,
1828 .read = es1370_read,
1829 .write = es1370_write,
1830 .poll = es1370_poll,
1831 .ioctl = es1370_ioctl,
1832 .mmap = es1370_mmap,
1833 .open = es1370_open,
1834 .release = es1370_release,
1837 /* --------------------------------------------------------------------- */
1839 static ssize_t es1370_write_dac(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
1841 struct es1370_state *s = (struct es1370_state *)file->private_data;
1842 DECLARE_WAITQUEUE(wait, current);
1844 unsigned long flags;
1849 if (s->dma_dac1.mapped)
1851 if (!s->dma_dac1.ready && (ret = prog_dmabuf_dac1(s)))
1853 if (!access_ok(VERIFY_READ, buffer, count))
1855 add_wait_queue(&s->dma_dac1.wait, &wait);
1857 spin_lock_irqsave(&s->lock, flags);
1858 if (s->dma_dac1.count < 0) {
1859 s->dma_dac1.count = 0;
1860 s->dma_dac1.swptr = s->dma_dac1.hwptr;
1862 swptr = s->dma_dac1.swptr;
1863 cnt = s->dma_dac1.dmasize-swptr;
1864 if (s->dma_dac1.count + cnt > s->dma_dac1.dmasize)
1865 cnt = s->dma_dac1.dmasize - s->dma_dac1.count;
1867 __set_current_state(TASK_INTERRUPTIBLE);
1868 spin_unlock_irqrestore(&s->lock, flags);
1872 if (s->dma_dac1.enabled)
1874 if (file->f_flags & O_NONBLOCK) {
1880 if (signal_pending(current)) {
1887 if (copy_from_user(s->dma_dac1.rawbuf + swptr, buffer, cnt)) {
1892 swptr = (swptr + cnt) % s->dma_dac1.dmasize;
1893 spin_lock_irqsave(&s->lock, flags);
1894 s->dma_dac1.swptr = swptr;
1895 s->dma_dac1.count += cnt;
1896 s->dma_dac1.endcleared = 0;
1897 spin_unlock_irqrestore(&s->lock, flags);
1901 if (s->dma_dac1.enabled)
1904 remove_wait_queue(&s->dma_dac1.wait, &wait);
1905 set_current_state(TASK_RUNNING);
1909 /* No kernel lock - we have our own spinlock */
1910 static unsigned int es1370_poll_dac(struct file *file, struct poll_table_struct *wait)
1912 struct es1370_state *s = (struct es1370_state *)file->private_data;
1913 unsigned long flags;
1914 unsigned int mask = 0;
1917 if (!s->dma_dac1.ready && prog_dmabuf_dac1(s))
1919 poll_wait(file, &s->dma_dac1.wait, wait);
1920 spin_lock_irqsave(&s->lock, flags);
1921 es1370_update_ptr(s);
1922 if (s->dma_dac1.mapped) {
1923 if (s->dma_dac1.count >= (signed)s->dma_dac1.fragsize)
1924 mask |= POLLOUT | POLLWRNORM;
1926 if ((signed)s->dma_dac1.dmasize >= s->dma_dac1.count + (signed)s->dma_dac1.fragsize)
1927 mask |= POLLOUT | POLLWRNORM;
1929 spin_unlock_irqrestore(&s->lock, flags);
1933 static int es1370_mmap_dac(struct file *file, struct vm_area_struct *vma)
1935 struct es1370_state *s = (struct es1370_state *)file->private_data;
1940 if (!(vma->vm_flags & VM_WRITE))
1943 if ((ret = prog_dmabuf_dac1(s)) != 0)
1946 if (vma->vm_pgoff != 0)
1948 size = vma->vm_end - vma->vm_start;
1949 if (size > (PAGE_SIZE << s->dma_dac1.buforder))
1952 if (remap_pfn_range(vma, vma->vm_start,
1953 virt_to_phys(s->dma_dac1.rawbuf) >> PAGE_SHIFT,
1954 size, vma->vm_page_prot))
1956 s->dma_dac1.mapped = 1;
1963 static int es1370_ioctl_dac(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
1965 struct es1370_state *s = (struct es1370_state *)file->private_data;
1966 unsigned long flags;
1967 audio_buf_info abinfo;
1972 int __user *p = (int __user *)arg;
1976 case OSS_GETVERSION:
1977 return put_user(SOUND_VERSION, p);
1979 case SNDCTL_DSP_SYNC:
1980 return drain_dac1(s, 0/*file->f_flags & O_NONBLOCK*/);
1982 case SNDCTL_DSP_SETDUPLEX:
1985 case SNDCTL_DSP_GETCAPS:
1986 return put_user(DSP_CAP_REALTIME | DSP_CAP_TRIGGER | DSP_CAP_MMAP, p);
1988 case SNDCTL_DSP_RESET:
1990 synchronize_irq(s->irq);
1991 s->dma_dac1.swptr = s->dma_dac1.hwptr = s->dma_dac1.count = s->dma_dac1.total_bytes = 0;
1994 case SNDCTL_DSP_SPEED:
1995 if (get_user(val, p))
1999 s->dma_dac1.ready = 0;
2000 for (ctrl = 0; ctrl <= 2; ctrl++)
2001 if (val < (dac1_samplerate[ctrl] + dac1_samplerate[ctrl+1]) / 2)
2003 spin_lock_irqsave(&s->lock, flags);
2004 s->ctrl = (s->ctrl & ~CTRL_WTSRSEL) | (ctrl << CTRL_SH_WTSRSEL);
2005 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
2006 spin_unlock_irqrestore(&s->lock, flags);
2008 return put_user(dac1_samplerate[(s->ctrl & CTRL_WTSRSEL) >> CTRL_SH_WTSRSEL], p);
2010 case SNDCTL_DSP_STEREO:
2011 if (get_user(val, p))
2014 s->dma_dac1.ready = 0;
2015 spin_lock_irqsave(&s->lock, flags);
2017 s->sctrl |= SCTRL_P1SMB;
2019 s->sctrl &= ~SCTRL_P1SMB;
2020 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
2021 spin_unlock_irqrestore(&s->lock, flags);
2024 case SNDCTL_DSP_CHANNELS:
2025 if (get_user(val, p))
2028 if (s->dma_dac1.mapped)
2031 s->dma_dac1.ready = 0;
2032 spin_lock_irqsave(&s->lock, flags);
2034 s->sctrl |= SCTRL_P1SMB;
2036 s->sctrl &= ~SCTRL_P1SMB;
2037 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
2038 spin_unlock_irqrestore(&s->lock, flags);
2040 return put_user((s->sctrl & SCTRL_P1SMB) ? 2 : 1, p);
2042 case SNDCTL_DSP_GETFMTS: /* Returns a mask */
2043 return put_user(AFMT_S16_LE|AFMT_U8, p);
2045 case SNDCTL_DSP_SETFMT: /* Selects ONE fmt*/
2046 if (get_user(val, p))
2048 if (val != AFMT_QUERY) {
2050 s->dma_dac1.ready = 0;
2051 spin_lock_irqsave(&s->lock, flags);
2052 if (val == AFMT_S16_LE)
2053 s->sctrl |= SCTRL_P1SEB;
2055 s->sctrl &= ~SCTRL_P1SEB;
2056 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
2057 spin_unlock_irqrestore(&s->lock, flags);
2059 return put_user((s->sctrl & SCTRL_P1SEB) ? AFMT_S16_LE : AFMT_U8, p);
2061 case SNDCTL_DSP_POST:
2064 case SNDCTL_DSP_GETTRIGGER:
2065 return put_user((s->ctrl & CTRL_DAC1_EN) ? PCM_ENABLE_OUTPUT : 0, p);
2067 case SNDCTL_DSP_SETTRIGGER:
2068 if (get_user(val, p))
2070 if (val & PCM_ENABLE_OUTPUT) {
2071 if (!s->dma_dac1.ready && (ret = prog_dmabuf_dac1(s)))
2073 s->dma_dac1.enabled = 1;
2076 s->dma_dac1.enabled = 0;
2081 case SNDCTL_DSP_GETOSPACE:
2082 if (!s->dma_dac1.ready && (val = prog_dmabuf_dac1(s)) != 0)
2084 spin_lock_irqsave(&s->lock, flags);
2085 es1370_update_ptr(s);
2086 abinfo.fragsize = s->dma_dac1.fragsize;
2087 count = s->dma_dac1.count;
2090 abinfo.bytes = s->dma_dac1.dmasize - count;
2091 abinfo.fragstotal = s->dma_dac1.numfrag;
2092 abinfo.fragments = abinfo.bytes >> s->dma_dac1.fragshift;
2093 spin_unlock_irqrestore(&s->lock, flags);
2094 return copy_to_user((void __user *)arg, &abinfo, sizeof(abinfo)) ? -EFAULT : 0;
2096 case SNDCTL_DSP_NONBLOCK:
2097 file->f_flags |= O_NONBLOCK;
2100 case SNDCTL_DSP_GETODELAY:
2101 if (!s->dma_dac1.ready && (val = prog_dmabuf_dac1(s)) != 0)
2103 spin_lock_irqsave(&s->lock, flags);
2104 es1370_update_ptr(s);
2105 count = s->dma_dac1.count;
2106 spin_unlock_irqrestore(&s->lock, flags);
2109 return put_user(count, p);
2111 case SNDCTL_DSP_GETOPTR:
2112 if (!s->dma_dac1.ready && (val = prog_dmabuf_dac1(s)) != 0)
2114 spin_lock_irqsave(&s->lock, flags);
2115 es1370_update_ptr(s);
2116 cinfo.bytes = s->dma_dac1.total_bytes;
2117 count = s->dma_dac1.count;
2120 cinfo.blocks = count >> s->dma_dac1.fragshift;
2121 cinfo.ptr = s->dma_dac1.hwptr;
2122 if (s->dma_dac1.mapped)
2123 s->dma_dac1.count &= s->dma_dac1.fragsize-1;
2124 spin_unlock_irqrestore(&s->lock, flags);
2125 if (copy_to_user((void __user *)arg, &cinfo, sizeof(cinfo)))
2129 case SNDCTL_DSP_GETBLKSIZE:
2130 if ((val = prog_dmabuf_dac1(s)))
2132 return put_user(s->dma_dac1.fragsize, p);
2134 case SNDCTL_DSP_SETFRAGMENT:
2135 if (get_user(val, p))
2137 s->dma_dac1.ossfragshift = val & 0xffff;
2138 s->dma_dac1.ossmaxfrags = (val >> 16) & 0xffff;
2139 if (s->dma_dac1.ossfragshift < 4)
2140 s->dma_dac1.ossfragshift = 4;
2141 if (s->dma_dac1.ossfragshift > 15)
2142 s->dma_dac1.ossfragshift = 15;
2143 if (s->dma_dac1.ossmaxfrags < 4)
2144 s->dma_dac1.ossmaxfrags = 4;
2147 case SNDCTL_DSP_SUBDIVIDE:
2148 if (s->dma_dac1.subdivision)
2150 if (get_user(val, p))
2152 if (val != 1 && val != 2 && val != 4)
2154 s->dma_dac1.subdivision = val;
2157 case SOUND_PCM_READ_RATE:
2158 return put_user(dac1_samplerate[(s->ctrl & CTRL_WTSRSEL) >> CTRL_SH_WTSRSEL], p);
2160 case SOUND_PCM_READ_CHANNELS:
2161 return put_user((s->sctrl & SCTRL_P1SMB) ? 2 : 1, p);
2163 case SOUND_PCM_READ_BITS:
2164 return put_user((s->sctrl & SCTRL_P1SEB) ? 16 : 8, p);
2166 case SOUND_PCM_WRITE_FILTER:
2167 case SNDCTL_DSP_SETSYNCRO:
2168 case SOUND_PCM_READ_FILTER:
2172 return mixer_ioctl(s, cmd, arg);
2175 static int es1370_open_dac(struct inode *inode, struct file *file)
2177 unsigned int minor = iminor(inode);
2178 DECLARE_WAITQUEUE(wait, current);
2179 unsigned long flags;
2180 struct list_head *list;
2181 struct es1370_state *s;
2183 for (list = devs.next; ; list = list->next) {
2186 s = list_entry(list, struct es1370_state, devs);
2187 if (!((s->dev_dac ^ minor) & ~0xf))
2191 /* we allow opening with O_RDWR, most programs do it although they will only write */
2193 if (file->f_mode & FMODE_READ)
2196 if (!(file->f_mode & FMODE_WRITE))
2198 file->private_data = s;
2199 /* wait for device to become free */
2201 while (s->open_mode & FMODE_DAC) {
2202 if (file->f_flags & O_NONBLOCK) {
2206 add_wait_queue(&s->open_wait, &wait);
2207 __set_current_state(TASK_INTERRUPTIBLE);
2210 remove_wait_queue(&s->open_wait, &wait);
2211 set_current_state(TASK_RUNNING);
2212 if (signal_pending(current))
2213 return -ERESTARTSYS;
2216 s->dma_dac1.ossfragshift = s->dma_dac1.ossmaxfrags = s->dma_dac1.subdivision = 0;
2217 s->dma_dac1.enabled = 1;
2218 spin_lock_irqsave(&s->lock, flags);
2219 s->ctrl = (s->ctrl & ~CTRL_WTSRSEL) | (1 << CTRL_SH_WTSRSEL);
2220 s->sctrl &= ~SCTRL_P1FMT;
2221 if ((minor & 0xf) == SND_DEV_DSP16)
2222 s->sctrl |= ES1370_FMT_S16_MONO << SCTRL_SH_P1FMT;
2224 s->sctrl |= ES1370_FMT_U8_MONO << SCTRL_SH_P1FMT;
2225 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
2226 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
2227 spin_unlock_irqrestore(&s->lock, flags);
2228 s->open_mode |= FMODE_DAC;
2230 return nonseekable_open(inode, file);
2233 static int es1370_release_dac(struct inode *inode, struct file *file)
2235 struct es1370_state *s = (struct es1370_state *)file->private_data;
2239 drain_dac1(s, file->f_flags & O_NONBLOCK);
2242 dealloc_dmabuf(s, &s->dma_dac1);
2243 s->open_mode &= ~FMODE_DAC;
2244 wake_up(&s->open_wait);
2250 static /*const*/ struct file_operations es1370_dac_fops = {
2251 .owner = THIS_MODULE,
2252 .llseek = no_llseek,
2253 .write = es1370_write_dac,
2254 .poll = es1370_poll_dac,
2255 .ioctl = es1370_ioctl_dac,
2256 .mmap = es1370_mmap_dac,
2257 .open = es1370_open_dac,
2258 .release = es1370_release_dac,
2261 /* --------------------------------------------------------------------- */
2263 static ssize_t es1370_midi_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
2265 struct es1370_state *s = (struct es1370_state *)file->private_data;
2266 DECLARE_WAITQUEUE(wait, current);
2268 unsigned long flags;
2273 if (!access_ok(VERIFY_WRITE, buffer, count))
2278 add_wait_queue(&s->midi.iwait, &wait);
2280 spin_lock_irqsave(&s->lock, flags);
2282 cnt = MIDIINBUF - ptr;
2283 if (s->midi.icnt < cnt)
2286 __set_current_state(TASK_INTERRUPTIBLE);
2287 spin_unlock_irqrestore(&s->lock, flags);
2291 if (file->f_flags & O_NONBLOCK) {
2297 if (signal_pending(current)) {
2304 if (copy_to_user(buffer, s->midi.ibuf + ptr, cnt)) {
2309 ptr = (ptr + cnt) % MIDIINBUF;
2310 spin_lock_irqsave(&s->lock, flags);
2312 s->midi.icnt -= cnt;
2313 spin_unlock_irqrestore(&s->lock, flags);
2319 __set_current_state(TASK_RUNNING);
2320 remove_wait_queue(&s->midi.iwait, &wait);
2324 static ssize_t es1370_midi_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
2326 struct es1370_state *s = (struct es1370_state *)file->private_data;
2327 DECLARE_WAITQUEUE(wait, current);
2329 unsigned long flags;
2334 if (!access_ok(VERIFY_READ, buffer, count))
2339 add_wait_queue(&s->midi.owait, &wait);
2341 spin_lock_irqsave(&s->lock, flags);
2343 cnt = MIDIOUTBUF - ptr;
2344 if (s->midi.ocnt + cnt > MIDIOUTBUF)
2345 cnt = MIDIOUTBUF - s->midi.ocnt;
2347 __set_current_state(TASK_INTERRUPTIBLE);
2348 es1370_handle_midi(s);
2350 spin_unlock_irqrestore(&s->lock, flags);
2354 if (file->f_flags & O_NONBLOCK) {
2360 if (signal_pending(current)) {
2367 if (copy_from_user(s->midi.obuf + ptr, buffer, cnt)) {
2372 ptr = (ptr + cnt) % MIDIOUTBUF;
2373 spin_lock_irqsave(&s->lock, flags);
2375 s->midi.ocnt += cnt;
2376 spin_unlock_irqrestore(&s->lock, flags);
2380 spin_lock_irqsave(&s->lock, flags);
2381 es1370_handle_midi(s);
2382 spin_unlock_irqrestore(&s->lock, flags);
2384 __set_current_state(TASK_RUNNING);
2385 remove_wait_queue(&s->midi.owait, &wait);
2389 /* No kernel lock - we have our own spinlock */
2390 static unsigned int es1370_midi_poll(struct file *file, struct poll_table_struct *wait)
2392 struct es1370_state *s = (struct es1370_state *)file->private_data;
2393 unsigned long flags;
2394 unsigned int mask = 0;
2397 if (file->f_mode & FMODE_WRITE)
2398 poll_wait(file, &s->midi.owait, wait);
2399 if (file->f_mode & FMODE_READ)
2400 poll_wait(file, &s->midi.iwait, wait);
2401 spin_lock_irqsave(&s->lock, flags);
2402 if (file->f_mode & FMODE_READ) {
2403 if (s->midi.icnt > 0)
2404 mask |= POLLIN | POLLRDNORM;
2406 if (file->f_mode & FMODE_WRITE) {
2407 if (s->midi.ocnt < MIDIOUTBUF)
2408 mask |= POLLOUT | POLLWRNORM;
2410 spin_unlock_irqrestore(&s->lock, flags);
2414 static int es1370_midi_open(struct inode *inode, struct file *file)
2416 unsigned int minor = iminor(inode);
2417 DECLARE_WAITQUEUE(wait, current);
2418 unsigned long flags;
2419 struct list_head *list;
2420 struct es1370_state *s;
2422 for (list = devs.next; ; list = list->next) {
2425 s = list_entry(list, struct es1370_state, devs);
2426 if (s->dev_midi == minor)
2430 file->private_data = s;
2431 /* wait for device to become free */
2433 while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
2434 if (file->f_flags & O_NONBLOCK) {
2438 add_wait_queue(&s->open_wait, &wait);
2439 __set_current_state(TASK_INTERRUPTIBLE);
2442 remove_wait_queue(&s->open_wait, &wait);
2443 set_current_state(TASK_RUNNING);
2444 if (signal_pending(current))
2445 return -ERESTARTSYS;
2448 spin_lock_irqsave(&s->lock, flags);
2449 if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
2450 s->midi.ird = s->midi.iwr = s->midi.icnt = 0;
2451 s->midi.ord = s->midi.owr = s->midi.ocnt = 0;
2452 outb(UCTRL_CNTRL_SWR, s->io+ES1370_REG_UART_CONTROL);
2453 outb(0, s->io+ES1370_REG_UART_CONTROL);
2454 outb(0, s->io+ES1370_REG_UART_TEST);
2456 if (file->f_mode & FMODE_READ) {
2457 s->midi.ird = s->midi.iwr = s->midi.icnt = 0;
2459 if (file->f_mode & FMODE_WRITE) {
2460 s->midi.ord = s->midi.owr = s->midi.ocnt = 0;
2462 s->ctrl |= CTRL_UART_EN;
2463 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
2464 es1370_handle_midi(s);
2465 spin_unlock_irqrestore(&s->lock, flags);
2466 s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
2468 return nonseekable_open(inode, file);
2471 static int es1370_midi_release(struct inode *inode, struct file *file)
2473 struct es1370_state *s = (struct es1370_state *)file->private_data;
2474 DECLARE_WAITQUEUE(wait, current);
2475 unsigned long flags;
2476 unsigned count, tmo;
2481 if (file->f_mode & FMODE_WRITE) {
2482 add_wait_queue(&s->midi.owait, &wait);
2484 __set_current_state(TASK_INTERRUPTIBLE);
2485 spin_lock_irqsave(&s->lock, flags);
2486 count = s->midi.ocnt;
2487 spin_unlock_irqrestore(&s->lock, flags);
2490 if (signal_pending(current))
2492 if (file->f_flags & O_NONBLOCK)
2494 tmo = (count * HZ) / 3100;
2495 if (!schedule_timeout(tmo ? : 1) && tmo)
2496 DBG(printk(KERN_DEBUG "es1370: midi timed out??\n");)
2498 remove_wait_queue(&s->midi.owait, &wait);
2499 set_current_state(TASK_RUNNING);
2502 s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
2503 spin_lock_irqsave(&s->lock, flags);
2504 if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
2505 s->ctrl &= ~CTRL_UART_EN;
2506 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
2508 spin_unlock_irqrestore(&s->lock, flags);
2509 wake_up(&s->open_wait);
2515 static /*const*/ struct file_operations es1370_midi_fops = {
2516 .owner = THIS_MODULE,
2517 .llseek = no_llseek,
2518 .read = es1370_midi_read,
2519 .write = es1370_midi_write,
2520 .poll = es1370_midi_poll,
2521 .open = es1370_midi_open,
2522 .release = es1370_midi_release,
2525 /* --------------------------------------------------------------------- */
2527 /* maximum number of devices; only used for command line params */
2530 static int lineout[NR_DEVICE];
2531 static int micbias[NR_DEVICE];
2533 static unsigned int devindex;
2535 module_param_array(lineout, bool, NULL, 0);
2536 MODULE_PARM_DESC(lineout, "if 1 the LINE input is converted to LINE out");
2537 module_param_array(micbias, bool, NULL, 0);
2538 MODULE_PARM_DESC(micbias, "sets the +5V bias for an electret microphone");
2540 MODULE_AUTHOR("Thomas M. Sailer, sailer@ife.ee.ethz.ch, hb9jnx@hb9w.che.eu");
2541 MODULE_DESCRIPTION("ES1370 AudioPCI Driver");
2542 MODULE_LICENSE("GPL");
2545 /* --------------------------------------------------------------------- */
2547 static struct initvol {
2550 } initvol[] __devinitdata = {
2551 { SOUND_MIXER_WRITE_VOLUME, 0x4040 },
2552 { SOUND_MIXER_WRITE_PCM, 0x4040 },
2553 { SOUND_MIXER_WRITE_SYNTH, 0x4040 },
2554 { SOUND_MIXER_WRITE_CD, 0x4040 },
2555 { SOUND_MIXER_WRITE_LINE, 0x4040 },
2556 { SOUND_MIXER_WRITE_LINE1, 0x4040 },
2557 { SOUND_MIXER_WRITE_LINE2, 0x4040 },
2558 { SOUND_MIXER_WRITE_LINE3, 0x4040 },
2559 { SOUND_MIXER_WRITE_MIC, 0x4040 },
2560 { SOUND_MIXER_WRITE_OGAIN, 0x4040 }
2563 #ifdef SUPPORT_JOYSTICK
2565 static int __devinit es1370_register_gameport(struct es1370_state *s)
2567 struct gameport *gp;
2569 if (!request_region(0x200, JOY_EXTENT, "es1370")) {
2570 printk(KERN_ERR "es1370: joystick io port 0x200 in use\n");
2574 s->gameport = gp = gameport_allocate_port();
2576 printk(KERN_ERR "es1370: can not allocate memory for gameport\n");
2577 release_region(0x200, JOY_EXTENT);
2581 gameport_set_name(gp, "ESS1370");
2582 gameport_set_phys(gp, "pci%s/gameport0", pci_name(s->dev));
2583 gp->dev.parent = &s->dev->dev;
2586 s->ctrl |= CTRL_JYSTK_EN;
2587 outl(s->ctrl, s->io + ES1370_REG_CONTROL);
2589 gameport_register_port(gp);
2594 static inline void es1370_unregister_gameport(struct es1370_state *s)
2597 int gpio = s->gameport->io;
2598 gameport_unregister_port(s->gameport);
2599 release_region(gpio, JOY_EXTENT);
2605 static inline int es1370_register_gameport(struct es1370_state *s) { return -ENOSYS; }
2606 static inline void es1370_unregister_gameport(struct es1370_state *s) { }
2607 #endif /* SUPPORT_JOYSTICK */
2609 static int __devinit es1370_probe(struct pci_dev *pcidev, const struct pci_device_id *pciid)
2611 struct es1370_state *s;
2615 if ((ret=pci_enable_device(pcidev)))
2618 if ( !(pci_resource_flags(pcidev, 0) & IORESOURCE_IO) ||
2619 !pci_resource_start(pcidev, 0)
2622 if (pcidev->irq == 0)
2624 i = pci_set_dma_mask(pcidev, 0xffffffff);
2626 printk(KERN_WARNING "es1370: architecture does not support 32bit PCI busmaster DMA\n");
2629 if (!(s = kmalloc(sizeof(struct es1370_state), GFP_KERNEL))) {
2630 printk(KERN_WARNING "es1370: out of memory\n");
2633 memset(s, 0, sizeof(struct es1370_state));
2634 init_waitqueue_head(&s->dma_adc.wait);
2635 init_waitqueue_head(&s->dma_dac1.wait);
2636 init_waitqueue_head(&s->dma_dac2.wait);
2637 init_waitqueue_head(&s->open_wait);
2638 init_waitqueue_head(&s->midi.iwait);
2639 init_waitqueue_head(&s->midi.owait);
2640 init_MUTEX(&s->open_sem);
2641 spin_lock_init(&s->lock);
2642 s->magic = ES1370_MAGIC;
2644 s->io = pci_resource_start(pcidev, 0);
2645 s->irq = pcidev->irq;
2646 if (!request_region(s->io, ES1370_EXTENT, "es1370")) {
2647 printk(KERN_ERR "es1370: io ports %#lx-%#lx in use\n", s->io, s->io+ES1370_EXTENT-1);
2651 if ((ret=request_irq(s->irq, es1370_interrupt, SA_SHIRQ, "es1370",s))) {
2652 printk(KERN_ERR "es1370: irq %u in use\n", s->irq);
2656 /* initialize codec registers */
2657 /* note: setting CTRL_SERR_DIS is reported to break
2658 * mic bias setting (by Kim.Berts@fisub.mail.abb.com) */
2659 s->ctrl = CTRL_CDC_EN | (DAC2_SRTODIV(8000) << CTRL_SH_PCLKDIV) | (1 << CTRL_SH_WTSRSEL);
2660 if (lineout[devindex])
2661 s->ctrl |= CTRL_XCTL0;
2662 if (micbias[devindex])
2663 s->ctrl |= CTRL_XCTL1;
2665 printk(KERN_INFO "es1370: adapter at io %#lx irq %u, line %s, mic impedance %s\n",
2666 s->io, s->irq, (s->ctrl & CTRL_XCTL0) ? "out" : "in",
2667 (s->ctrl & CTRL_XCTL1) ? "1" : "0");
2668 /* register devices */
2669 if ((s->dev_audio = register_sound_dsp(&es1370_audio_fops, -1)) < 0) {
2673 if ((s->dev_mixer = register_sound_mixer(&es1370_mixer_fops, -1)) < 0) {
2677 if ((s->dev_dac = register_sound_dsp(&es1370_dac_fops, -1)) < 0) {
2681 if ((s->dev_midi = register_sound_midi(&es1370_midi_fops, -1)) < 0) {
2685 /* initialize the chips */
2686 outl(s->ctrl, s->io+ES1370_REG_CONTROL);
2687 outl(s->sctrl, s->io+ES1370_REG_SERIAL_CONTROL);
2688 /* point phantom write channel to "bugbuf" */
2689 s->bugbuf_cpu = pci_alloc_consistent(pcidev,16,&s->bugbuf_dma);
2690 if (!s->bugbuf_cpu) {
2694 outl((ES1370_REG_PHANTOM_FRAMEADR >> 8) & 15, s->io+ES1370_REG_MEMPAGE);
2695 outl(s->bugbuf_dma, s->io+(ES1370_REG_PHANTOM_FRAMEADR & 0xff));
2696 outl(0, s->io+(ES1370_REG_PHANTOM_FRAMECNT & 0xff));
2697 pci_set_master(pcidev); /* enable bus mastering */
2698 wrcodec(s, 0x16, 3); /* no RST, PD */
2699 wrcodec(s, 0x17, 0); /* CODEC ADC and CODEC DAC use {LR,B}CLK2 and run off the LRCLK2 PLL; program DAC_SYNC=0!! */
2700 wrcodec(s, 0x18, 0); /* recording source is mixer */
2701 wrcodec(s, 0x19, s->mix.micpreamp = 1); /* turn on MIC preamp */
2705 val = SOUND_MASK_LINE|SOUND_MASK_SYNTH|SOUND_MASK_CD;
2706 mixer_ioctl(s, SOUND_MIXER_WRITE_RECSRC, (unsigned long)&val);
2707 for (i = 0; i < sizeof(initvol)/sizeof(initvol[0]); i++) {
2708 val = initvol[i].vol;
2709 mixer_ioctl(s, initvol[i].mixch, (unsigned long)&val);
2713 es1370_register_gameport(s);
2715 /* store it in the driver field */
2716 pci_set_drvdata(pcidev, s);
2717 /* put it into driver list */
2718 list_add_tail(&s->devs, &devs);
2719 /* increment devindex */
2720 if (devindex < NR_DEVICE-1)
2725 unregister_sound_midi(s->dev_midi);
2727 unregister_sound_dsp(s->dev_dac);
2729 unregister_sound_mixer(s->dev_mixer);
2731 unregister_sound_dsp(s->dev_audio);
2733 printk(KERN_ERR "es1370: cannot register misc device\n");
2734 free_irq(s->irq, s);
2736 release_region(s->io, ES1370_EXTENT);
2742 static void __devexit es1370_remove(struct pci_dev *dev)
2744 struct es1370_state *s = pci_get_drvdata(dev);
2749 outl(CTRL_SERR_DIS | (1 << CTRL_SH_WTSRSEL), s->io+ES1370_REG_CONTROL); /* switch everything off */
2750 outl(0, s->io+ES1370_REG_SERIAL_CONTROL); /* clear serial interrupts */
2751 synchronize_irq(s->irq);
2752 free_irq(s->irq, s);
2753 es1370_unregister_gameport(s);
2754 release_region(s->io, ES1370_EXTENT);
2755 unregister_sound_dsp(s->dev_audio);
2756 unregister_sound_mixer(s->dev_mixer);
2757 unregister_sound_dsp(s->dev_dac);
2758 unregister_sound_midi(s->dev_midi);
2759 pci_free_consistent(dev, 16, s->bugbuf_cpu, s->bugbuf_dma);
2761 pci_set_drvdata(dev, NULL);
2764 static struct pci_device_id id_table[] = {
2765 { PCI_VENDOR_ID_ENSONIQ, PCI_DEVICE_ID_ENSONIQ_ES1370, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
2769 MODULE_DEVICE_TABLE(pci, id_table);
2771 static struct pci_driver es1370_driver = {
2773 .id_table = id_table,
2774 .probe = es1370_probe,
2775 .remove = __devexit_p(es1370_remove),
2778 static int __init init_es1370(void)
2780 printk(KERN_INFO "es1370: version v0.38 time " __TIME__ " " __DATE__ "\n");
2781 return pci_module_init(&es1370_driver);
2784 static void __exit cleanup_es1370(void)
2786 printk(KERN_INFO "es1370: unloading\n");
2787 pci_unregister_driver(&es1370_driver);
2790 module_init(init_es1370);
2791 module_exit(cleanup_es1370);
2793 /* --------------------------------------------------------------------- */
2797 /* format is: es1370=lineout[,micbias]] */
2799 static int __init es1370_setup(char *str)
2801 static unsigned __initdata nr_dev = 0;
2803 if (nr_dev >= NR_DEVICE)
2807 ((get_option(&str,&lineout [nr_dev]) == 2)
2808 && get_option(&str,&micbias [nr_dev])
2815 __setup("es1370=", es1370_setup);