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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Driver for C-Media CMI8338 and 8738 PCI soundcards.
3 * Copyright (c) 2000 by Takashi Iwai <tiwai@suse.de>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20/* Does not work. Warning may block system in capture mode */
21/* #define USE_VAR48KRATE */
22
Linus Torvalds1da177e2005-04-16 15:20:36 -070023#include <asm/io.h>
24#include <linux/delay.h>
25#include <linux/interrupt.h>
26#include <linux/init.h>
27#include <linux/pci.h>
28#include <linux/slab.h>
29#include <linux/gameport.h>
30#include <linux/moduleparam.h>
Ingo Molnar62932df2006-01-16 16:34:20 +010031#include <linux/mutex.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070032#include <sound/core.h>
33#include <sound/info.h>
34#include <sound/control.h>
35#include <sound/pcm.h>
36#include <sound/rawmidi.h>
37#include <sound/mpu401.h>
38#include <sound/opl3.h>
39#include <sound/sb.h>
40#include <sound/asoundef.h>
41#include <sound/initval.h>
42
43MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
44MODULE_DESCRIPTION("C-Media CMI8x38 PCI");
45MODULE_LICENSE("GPL");
46MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8738},"
47 "{C-Media,CMI8738B},"
48 "{C-Media,CMI8338A},"
49 "{C-Media,CMI8338B}}");
50
51#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
52#define SUPPORT_JOYSTICK 1
53#endif
54
55static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
56static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
57static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
58static long mpu_port[SNDRV_CARDS];
Takashi Iwai2f24d1592007-02-15 18:56:43 +010059static long fm_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)]=1};
Linus Torvalds1da177e2005-04-16 15:20:36 -070060static int soft_ac3[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)]=1};
61#ifdef SUPPORT_JOYSTICK
62static int joystick_port[SNDRV_CARDS];
63#endif
64
65module_param_array(index, int, NULL, 0444);
66MODULE_PARM_DESC(index, "Index value for C-Media PCI soundcard.");
67module_param_array(id, charp, NULL, 0444);
68MODULE_PARM_DESC(id, "ID string for C-Media PCI soundcard.");
69module_param_array(enable, bool, NULL, 0444);
70MODULE_PARM_DESC(enable, "Enable C-Media PCI soundcard.");
71module_param_array(mpu_port, long, NULL, 0444);
72MODULE_PARM_DESC(mpu_port, "MPU-401 port.");
73module_param_array(fm_port, long, NULL, 0444);
74MODULE_PARM_DESC(fm_port, "FM port.");
75module_param_array(soft_ac3, bool, NULL, 0444);
76MODULE_PARM_DESC(soft_ac3, "Sofware-conversion of raw SPDIF packets (model 033 only).");
77#ifdef SUPPORT_JOYSTICK
78module_param_array(joystick_port, int, NULL, 0444);
79MODULE_PARM_DESC(joystick_port, "Joystick port address.");
80#endif
81
Linus Torvalds1da177e2005-04-16 15:20:36 -070082/*
83 * CM8x38 registers definition
84 */
85
86#define CM_REG_FUNCTRL0 0x00
87#define CM_RST_CH1 0x00080000
88#define CM_RST_CH0 0x00040000
89#define CM_CHEN1 0x00020000 /* ch1: enable */
90#define CM_CHEN0 0x00010000 /* ch0: enable */
91#define CM_PAUSE1 0x00000008 /* ch1: pause */
92#define CM_PAUSE0 0x00000004 /* ch0: pause */
93#define CM_CHADC1 0x00000002 /* ch1, 0:playback, 1:record */
94#define CM_CHADC0 0x00000001 /* ch0, 0:playback, 1:record */
95
96#define CM_REG_FUNCTRL1 0x04
Clemens Ladischa839a332007-09-17 09:35:46 +020097#define CM_DSFC_MASK 0x0000E000 /* channel 1 (DAC?) sampling frequency */
98#define CM_DSFC_SHIFT 13
99#define CM_ASFC_MASK 0x00001C00 /* channel 0 (ADC?) sampling frequency */
100#define CM_ASFC_SHIFT 10
Linus Torvalds1da177e2005-04-16 15:20:36 -0700101#define CM_SPDF_1 0x00000200 /* SPDIF IN/OUT at channel B */
102#define CM_SPDF_0 0x00000100 /* SPDIF OUT only channel A */
Clemens Ladischa839a332007-09-17 09:35:46 +0200103#define CM_SPDFLOOP 0x00000080 /* ext. SPDIIF/IN -> OUT loopback */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104#define CM_SPDO2DAC 0x00000040 /* SPDIF/OUT can be heard from internal DAC */
105#define CM_INTRM 0x00000020 /* master control block (MCB) interrupt enabled */
106#define CM_BREQ 0x00000010 /* bus master enabled */
107#define CM_VOICE_EN 0x00000008 /* legacy voice (SB16,FM) */
Clemens Ladischa839a332007-09-17 09:35:46 +0200108#define CM_UART_EN 0x00000004 /* legacy UART */
109#define CM_JYSTK_EN 0x00000002 /* legacy joystick */
110#define CM_ZVPORT 0x00000001 /* ZVPORT */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111
112#define CM_REG_CHFORMAT 0x08
113
114#define CM_CHB3D5C 0x80000000 /* 5,6 channels */
Clemens Ladischa839a332007-09-17 09:35:46 +0200115#define CM_FMOFFSET2 0x40000000 /* initial FM PCM offset 2 when Fmute=1 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116#define CM_CHB3D 0x20000000 /* 4 channels */
117
118#define CM_CHIP_MASK1 0x1f000000
119#define CM_CHIP_037 0x01000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200120#define CM_SETLAT48 0x00800000 /* set latency timer 48h */
121#define CM_EDGEIRQ 0x00400000 /* emulated edge trigger legacy IRQ */
122#define CM_SPD24SEL39 0x00200000 /* 24-bit spdif: model 039 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123#define CM_AC3EN1 0x00100000 /* enable AC3: model 037 */
Clemens Ladischa839a332007-09-17 09:35:46 +0200124#define CM_SPDIF_SELECT1 0x00080000 /* for model <= 037 ? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125#define CM_SPD24SEL 0x00020000 /* 24bit spdif: model 037 */
126/* #define CM_SPDIF_INVERSE 0x00010000 */ /* ??? */
127
128#define CM_ADCBITLEN_MASK 0x0000C000
129#define CM_ADCBITLEN_16 0x00000000
130#define CM_ADCBITLEN_15 0x00004000
131#define CM_ADCBITLEN_14 0x00008000
132#define CM_ADCBITLEN_13 0x0000C000
133
Clemens Ladischa839a332007-09-17 09:35:46 +0200134#define CM_ADCDACLEN_MASK 0x00003000 /* model 037 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135#define CM_ADCDACLEN_060 0x00000000
136#define CM_ADCDACLEN_066 0x00001000
137#define CM_ADCDACLEN_130 0x00002000
138#define CM_ADCDACLEN_280 0x00003000
139
Clemens Ladischa839a332007-09-17 09:35:46 +0200140#define CM_ADCDLEN_MASK 0x00003000 /* model 039 */
141#define CM_ADCDLEN_ORIGINAL 0x00000000
142#define CM_ADCDLEN_EXTRA 0x00001000
143#define CM_ADCDLEN_24K 0x00002000
144#define CM_ADCDLEN_WEIGHT 0x00003000
145
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146#define CM_CH1_SRATE_176K 0x00000800
Clemens Ladisch8992e182007-09-03 09:54:55 +0200147#define CM_CH1_SRATE_96K 0x00000800 /* model 055? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148#define CM_CH1_SRATE_88K 0x00000400
149#define CM_CH0_SRATE_176K 0x00000200
Clemens Ladisch8992e182007-09-03 09:54:55 +0200150#define CM_CH0_SRATE_96K 0x00000200 /* model 055? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151#define CM_CH0_SRATE_88K 0x00000100
Timofei Bondarenko755c48a2007-10-31 17:36:20 +0100152#define CM_CH0_SRATE_128K 0x00000300
153#define CM_CH0_SRATE_MASK 0x00000300
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154
155#define CM_SPDIF_INVERSE2 0x00000080 /* model 055? */
Clemens Ladischa839a332007-09-17 09:35:46 +0200156#define CM_DBLSPDS 0x00000040 /* double SPDIF sample rate 88.2/96 */
157#define CM_POLVALID 0x00000020 /* inverse SPDIF/IN valid bit */
158#define CM_SPDLOCKED 0x00000010
Linus Torvalds1da177e2005-04-16 15:20:36 -0700159
Clemens Ladischa839a332007-09-17 09:35:46 +0200160#define CM_CH1FMT_MASK 0x0000000C /* bit 3: 16 bits, bit 2: stereo */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161#define CM_CH1FMT_SHIFT 2
Clemens Ladischa839a332007-09-17 09:35:46 +0200162#define CM_CH0FMT_MASK 0x00000003 /* bit 1: 16 bits, bit 0: stereo */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163#define CM_CH0FMT_SHIFT 0
164
165#define CM_REG_INT_HLDCLR 0x0C
166#define CM_CHIP_MASK2 0xff000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200167#define CM_CHIP_8768 0x20000000
168#define CM_CHIP_055 0x08000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169#define CM_CHIP_039 0x04000000
170#define CM_CHIP_039_6CH 0x01000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200171#define CM_UNKNOWN_INT_EN 0x00080000 /* ? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172#define CM_TDMA_INT_EN 0x00040000
173#define CM_CH1_INT_EN 0x00020000
174#define CM_CH0_INT_EN 0x00010000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175
176#define CM_REG_INT_STATUS 0x10
177#define CM_INTR 0x80000000
178#define CM_VCO 0x08000000 /* Voice Control? CMI8738 */
179#define CM_MCBINT 0x04000000 /* Master Control Block abort cond.? */
180#define CM_UARTINT 0x00010000
181#define CM_LTDMAINT 0x00008000
182#define CM_HTDMAINT 0x00004000
183#define CM_XDO46 0x00000080 /* Modell 033? Direct programming EEPROM (read data register) */
184#define CM_LHBTOG 0x00000040 /* High/Low status from DMA ctrl register */
185#define CM_LEG_HDMA 0x00000020 /* Legacy is in High DMA channel */
186#define CM_LEG_STEREO 0x00000010 /* Legacy is in Stereo mode */
187#define CM_CH1BUSY 0x00000008
188#define CM_CH0BUSY 0x00000004
189#define CM_CHINT1 0x00000002
190#define CM_CHINT0 0x00000001
191
192#define CM_REG_LEGACY_CTRL 0x14
Clemens Ladischa839a332007-09-17 09:35:46 +0200193#define CM_NXCHG 0x80000000 /* don't map base reg dword->sample */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194#define CM_VMPU_MASK 0x60000000 /* MPU401 i/o port address */
195#define CM_VMPU_330 0x00000000
196#define CM_VMPU_320 0x20000000
197#define CM_VMPU_310 0x40000000
198#define CM_VMPU_300 0x60000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200199#define CM_ENWR8237 0x10000000 /* enable bus master to write 8237 base reg */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700200#define CM_VSBSEL_MASK 0x0C000000 /* SB16 base address */
201#define CM_VSBSEL_220 0x00000000
202#define CM_VSBSEL_240 0x04000000
203#define CM_VSBSEL_260 0x08000000
204#define CM_VSBSEL_280 0x0C000000
205#define CM_FMSEL_MASK 0x03000000 /* FM OPL3 base address */
206#define CM_FMSEL_388 0x00000000
207#define CM_FMSEL_3C8 0x01000000
208#define CM_FMSEL_3E0 0x02000000
209#define CM_FMSEL_3E8 0x03000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200210#define CM_ENSPDOUT 0x00800000 /* enable XSPDIF/OUT to I/O interface */
211#define CM_SPDCOPYRHT 0x00400000 /* spdif in/out copyright bit */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700212#define CM_DAC2SPDO 0x00200000 /* enable wave+fm_midi -> SPDIF/OUT */
Clemens Ladischa839a332007-09-17 09:35:46 +0200213#define CM_INVIDWEN 0x00100000 /* internal vendor ID write enable, model 039? */
214#define CM_SETRETRY 0x00100000 /* 0: legacy i/o wait (default), 1: legacy i/o bus retry */
215#define CM_C_EEACCESS 0x00080000 /* direct programming eeprom regs */
216#define CM_C_EECS 0x00040000
217#define CM_C_EEDI46 0x00020000
218#define CM_C_EECK46 0x00010000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219#define CM_CHB3D6C 0x00008000 /* 5.1 channels support */
Clemens Ladischa839a332007-09-17 09:35:46 +0200220#define CM_CENTR2LIN 0x00004000 /* line-in as center out */
221#define CM_BASE2LIN 0x00002000 /* line-in as bass out */
222#define CM_EXBASEN 0x00001000 /* external bass input enable */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223
224#define CM_REG_MISC_CTRL 0x18
Clemens Ladischa839a332007-09-17 09:35:46 +0200225#define CM_PWD 0x80000000 /* power down */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226#define CM_RESET 0x40000000
Clemens Ladischa839a332007-09-17 09:35:46 +0200227#define CM_SFIL_MASK 0x30000000 /* filter control at front end DAC, model 037? */
228#define CM_VMGAIN 0x10000000 /* analog master amp +6dB, model 039? */
229#define CM_TXVX 0x08000000 /* model 037? */
230#define CM_N4SPK3D 0x04000000 /* copy front to rear */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231#define CM_SPDO5V 0x02000000 /* 5V spdif output (1 = 0.5v (coax)) */
232#define CM_SPDIF48K 0x01000000 /* write */
233#define CM_SPATUS48K 0x01000000 /* read */
Clemens Ladischa839a332007-09-17 09:35:46 +0200234#define CM_ENDBDAC 0x00800000 /* enable double dac */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235#define CM_XCHGDAC 0x00400000 /* 0: front=ch0, 1: front=ch1 */
236#define CM_SPD32SEL 0x00200000 /* 0: 16bit SPDIF, 1: 32bit */
Clemens Ladischa839a332007-09-17 09:35:46 +0200237#define CM_SPDFLOOPI 0x00100000 /* int. SPDIF-OUT -> int. IN */
238#define CM_FM_EN 0x00080000 /* enable legacy FM */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700239#define CM_AC3EN2 0x00040000 /* enable AC3: model 039 */
Clemens Ladischa839a332007-09-17 09:35:46 +0200240#define CM_ENWRASID 0x00010000 /* choose writable internal SUBID (audio) */
241#define CM_VIDWPDSB 0x00010000 /* model 037? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700242#define CM_SPDF_AC97 0x00008000 /* 0: SPDIF/OUT 44.1K, 1: 48K */
Clemens Ladischa839a332007-09-17 09:35:46 +0200243#define CM_MASK_EN 0x00004000 /* activate channel mask on legacy DMA */
244#define CM_ENWRMSID 0x00002000 /* choose writable internal SUBID (modem) */
245#define CM_VIDWPPRT 0x00002000 /* model 037? */
246#define CM_SFILENB 0x00001000 /* filter stepping at front end DAC, model 037? */
247#define CM_MMODE_MASK 0x00000E00 /* model DAA interface mode */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700248#define CM_SPDIF_SELECT2 0x00000100 /* for model > 039 ? */
249#define CM_ENCENTER 0x00000080
Clemens Ladisch56c36ca2007-10-30 08:59:14 +0100250#define CM_FLINKON 0x00000040 /* force modem link detection on, model 037 */
Clemens Ladischa839a332007-09-17 09:35:46 +0200251#define CM_MUTECH1 0x00000040 /* mute PCI ch1 to DAC */
Clemens Ladisch56c36ca2007-10-30 08:59:14 +0100252#define CM_FLINKOFF 0x00000020 /* force modem link detection off, model 037 */
Clemens Ladischa839a332007-09-17 09:35:46 +0200253#define CM_MIDSMP 0x00000010 /* 1/2 interpolation at front end DAC */
254#define CM_UPDDMA_MASK 0x0000000C /* TDMA position update notification */
255#define CM_UPDDMA_2048 0x00000000
256#define CM_UPDDMA_1024 0x00000004
257#define CM_UPDDMA_512 0x00000008
258#define CM_UPDDMA_256 0x0000000C
259#define CM_TWAIT_MASK 0x00000003 /* model 037 */
260#define CM_TWAIT1 0x00000002 /* FM i/o cycle, 0: 48, 1: 64 PCICLKs */
261#define CM_TWAIT0 0x00000001 /* i/o cycle, 0: 4, 1: 6 PCICLKs */
262
263#define CM_REG_TDMA_POSITION 0x1C
264#define CM_TDMA_CNT_MASK 0xFFFF0000 /* current byte/word count */
265#define CM_TDMA_ADR_MASK 0x0000FFFF /* current address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266
267 /* byte */
268#define CM_REG_MIXER0 0x20
Clemens Ladischa839a332007-09-17 09:35:46 +0200269#define CM_REG_SBVR 0x20 /* write: sb16 version */
270#define CM_REG_DEV 0x20 /* read: hardware device version */
271
272#define CM_REG_MIXER21 0x21
273#define CM_UNKNOWN_21_MASK 0x78 /* ? */
274#define CM_X_ADPCM 0x04 /* SB16 ADPCM enable */
275#define CM_PROINV 0x02 /* SBPro left/right channel switching */
276#define CM_X_SB16 0x01 /* SB16 compatible */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277
278#define CM_REG_SB16_DATA 0x22
279#define CM_REG_SB16_ADDR 0x23
280
281#define CM_REFFREQ_XIN (315*1000*1000)/22 /* 14.31818 Mhz reference clock frequency pin XIN */
282#define CM_ADCMULT_XIN 512 /* Guessed (487 best for 44.1kHz, not for 88/176kHz) */
283#define CM_TOLERANCE_RATE 0.001 /* Tolerance sample rate pitch (1000ppm) */
284#define CM_MAXIMUM_RATE 80000000 /* Note more than 80MHz */
285
286#define CM_REG_MIXER1 0x24
287#define CM_FMMUTE 0x80 /* mute FM */
288#define CM_FMMUTE_SHIFT 7
289#define CM_WSMUTE 0x40 /* mute PCM */
290#define CM_WSMUTE_SHIFT 6
Clemens Ladischa839a332007-09-17 09:35:46 +0200291#define CM_REAR2LIN 0x20 /* lin-in -> rear line out */
292#define CM_REAR2LIN_SHIFT 5
Linus Torvalds1da177e2005-04-16 15:20:36 -0700293#define CM_REAR2FRONT 0x10 /* exchange rear/front */
294#define CM_REAR2FRONT_SHIFT 4
295#define CM_WAVEINL 0x08 /* digital wave rec. left chan */
296#define CM_WAVEINL_SHIFT 3
297#define CM_WAVEINR 0x04 /* digical wave rec. right */
298#define CM_WAVEINR_SHIFT 2
299#define CM_X3DEN 0x02 /* 3D surround enable */
300#define CM_X3DEN_SHIFT 1
301#define CM_CDPLAY 0x01 /* enable SPDIF/IN PCM -> DAC */
302#define CM_CDPLAY_SHIFT 0
303
304#define CM_REG_MIXER2 0x25
305#define CM_RAUXREN 0x80 /* AUX right capture */
306#define CM_RAUXREN_SHIFT 7
307#define CM_RAUXLEN 0x40 /* AUX left capture */
308#define CM_RAUXLEN_SHIFT 6
309#define CM_VAUXRM 0x20 /* AUX right mute */
310#define CM_VAUXRM_SHIFT 5
311#define CM_VAUXLM 0x10 /* AUX left mute */
312#define CM_VAUXLM_SHIFT 4
313#define CM_VADMIC_MASK 0x0e /* mic gain level (0-3) << 1 */
314#define CM_VADMIC_SHIFT 1
315#define CM_MICGAINZ 0x01 /* mic boost */
316#define CM_MICGAINZ_SHIFT 0
317
Takashi Iwaicb60e5f2005-11-17 16:14:49 +0100318#define CM_REG_MIXER3 0x24
Linus Torvalds1da177e2005-04-16 15:20:36 -0700319#define CM_REG_AUX_VOL 0x26
320#define CM_VAUXL_MASK 0xf0
321#define CM_VAUXR_MASK 0x0f
322
323#define CM_REG_MISC 0x27
Clemens Ladischa839a332007-09-17 09:35:46 +0200324#define CM_UNKNOWN_27_MASK 0xd8 /* ? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325#define CM_XGPO1 0x20
326// #define CM_XGPBIO 0x04
327#define CM_MIC_CENTER_LFE 0x04 /* mic as center/lfe out? (model 039 or later?) */
328#define CM_SPDIF_INVERSE 0x04 /* spdif input phase inverse (model 037) */
329#define CM_SPDVALID 0x02 /* spdif input valid check */
Clemens Ladischa839a332007-09-17 09:35:46 +0200330#define CM_DMAUTO 0x01 /* SB16 DMA auto detect */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700331
332#define CM_REG_AC97 0x28 /* hmmm.. do we have ac97 link? */
333/*
334 * For CMI-8338 (0x28 - 0x2b) .. is this valid for CMI-8738
335 * or identical with AC97 codec?
336 */
337#define CM_REG_EXTERN_CODEC CM_REG_AC97
338
339/*
340 * MPU401 pci port index address 0x40 - 0x4f (CMI-8738 spec ver. 0.6)
341 */
342#define CM_REG_MPU_PCI 0x40
343
344/*
345 * FM pci port index address 0x50 - 0x5f (CMI-8738 spec ver. 0.6)
346 */
347#define CM_REG_FM_PCI 0x50
348
349/*
Takashi Iwai2eff7ec2005-06-30 13:45:20 +0200350 * access from SB-mixer port
Linus Torvalds1da177e2005-04-16 15:20:36 -0700351 */
352#define CM_REG_EXTENT_IND 0xf0
353#define CM_VPHONE_MASK 0xe0 /* Phone volume control (0-3) << 5 */
354#define CM_VPHONE_SHIFT 5
355#define CM_VPHOM 0x10 /* Phone mute control */
356#define CM_VSPKM 0x08 /* Speaker mute control, default high */
357#define CM_RLOOPREN 0x04 /* Rec. R-channel enable */
358#define CM_RLOOPLEN 0x02 /* Rec. L-channel enable */
Takashi Iwai2eff7ec2005-06-30 13:45:20 +0200359#define CM_VADMIC3 0x01 /* Mic record boost */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360
361/*
362 * CMI-8338 spec ver 0.5 (this is not valid for CMI-8738):
363 * the 8 registers 0xf8 - 0xff are used for programming m/n counter by the PLL
364 * unit (readonly?).
365 */
366#define CM_REG_PLL 0xf8
367
368/*
369 * extended registers
370 */
Clemens Ladischa839a332007-09-17 09:35:46 +0200371#define CM_REG_CH0_FRAME1 0x80 /* write: base address */
372#define CM_REG_CH0_FRAME2 0x84 /* read: current address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373#define CM_REG_CH1_FRAME1 0x88 /* 0-15: count of samples at bus master; buffer size */
374#define CM_REG_CH1_FRAME2 0x8C /* 16-31: count of samples at codec; fragment size */
Clemens Ladischa839a332007-09-17 09:35:46 +0200375
Takashi Iwaicb60e5f2005-11-17 16:14:49 +0100376#define CM_REG_EXT_MISC 0x90
Clemens Ladischa839a332007-09-17 09:35:46 +0200377#define CM_ADC48K44K 0x10000000 /* ADC parameters group, 0: 44k, 1: 48k */
378#define CM_CHB3D8C 0x00200000 /* 7.1 channels support */
379#define CM_SPD32FMT 0x00100000 /* SPDIF/IN 32k sample rate */
380#define CM_ADC2SPDIF 0x00080000 /* ADC output to SPDIF/OUT */
381#define CM_SHAREADC 0x00040000 /* DAC in ADC as Center/LFE */
382#define CM_REALTCMP 0x00020000 /* monitor the CMPL/CMPR of ADC */
383#define CM_INVLRCK 0x00010000 /* invert ZVPORT's LRCK */
384#define CM_UNKNOWN_90_MASK 0x0000FFFF /* ? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700385
386/*
387 * size of i/o region
388 */
389#define CM_EXTENT_CODEC 0x100
390#define CM_EXTENT_MIDI 0x2
391#define CM_EXTENT_SYNTH 0x4
392
393
394/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700395 * channels for playback / capture
396 */
397#define CM_CH_PLAY 0
398#define CM_CH_CAPT 1
399
400/*
401 * flags to check device open/close
402 */
403#define CM_OPEN_NONE 0
404#define CM_OPEN_CH_MASK 0x01
405#define CM_OPEN_DAC 0x10
406#define CM_OPEN_ADC 0x20
407#define CM_OPEN_SPDIF 0x40
408#define CM_OPEN_MCHAN 0x80
409#define CM_OPEN_PLAYBACK (CM_CH_PLAY | CM_OPEN_DAC)
410#define CM_OPEN_PLAYBACK2 (CM_CH_CAPT | CM_OPEN_DAC)
411#define CM_OPEN_PLAYBACK_MULTI (CM_CH_PLAY | CM_OPEN_DAC | CM_OPEN_MCHAN)
412#define CM_OPEN_CAPTURE (CM_CH_CAPT | CM_OPEN_ADC)
413#define CM_OPEN_SPDIF_PLAYBACK (CM_CH_PLAY | CM_OPEN_DAC | CM_OPEN_SPDIF)
414#define CM_OPEN_SPDIF_CAPTURE (CM_CH_CAPT | CM_OPEN_ADC | CM_OPEN_SPDIF)
415
416
417#if CM_CH_PLAY == 1
418#define CM_PLAYBACK_SRATE_176K CM_CH1_SRATE_176K
419#define CM_PLAYBACK_SPDF CM_SPDF_1
420#define CM_CAPTURE_SPDF CM_SPDF_0
421#else
422#define CM_PLAYBACK_SRATE_176K CM_CH0_SRATE_176K
423#define CM_PLAYBACK_SPDF CM_SPDF_0
424#define CM_CAPTURE_SPDF CM_SPDF_1
425#endif
426
427
428/*
429 * driver data
430 */
431
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100432struct cmipci_pcm {
433 struct snd_pcm_substream *substream;
Clemens Ladischebe9e282007-09-17 09:40:57 +0200434 u8 running; /* dac/adc running? */
435 u8 fmt; /* format bits */
436 u8 is_dac;
Clemens Ladischc36fd8c2007-09-17 09:41:36 +0200437 u8 needs_silencing;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700438 unsigned int dma_size; /* in frames */
Clemens Ladischebe9e282007-09-17 09:40:57 +0200439 unsigned int shift;
440 unsigned int ch; /* channel (0/1) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700441 unsigned int offset; /* physical address of the buffer */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700442};
443
444/* mixer elements toggled/resumed during ac3 playback */
445struct cmipci_mixer_auto_switches {
446 const char *name; /* switch to toggle */
447 int toggle_on; /* value to change when ac3 mode */
448};
449static const struct cmipci_mixer_auto_switches cm_saved_mixer[] = {
450 {"PCM Playback Switch", 0},
451 {"IEC958 Output Switch", 1},
452 {"IEC958 Mix Analog", 0},
453 // {"IEC958 Out To DAC", 1}, // no longer used
454 {"IEC958 Loop", 0},
455};
456#define CM_SAVED_MIXERS ARRAY_SIZE(cm_saved_mixer)
457
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100458struct cmipci {
459 struct snd_card *card;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700460
461 struct pci_dev *pci;
462 unsigned int device; /* device ID */
463 int irq;
464
465 unsigned long iobase;
466 unsigned int ctrl; /* FUNCTRL0 current value */
467
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100468 struct snd_pcm *pcm; /* DAC/ADC PCM */
469 struct snd_pcm *pcm2; /* 2nd DAC */
470 struct snd_pcm *pcm_spdif; /* SPDIF */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700471
472 int chip_version;
473 int max_channels;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700474 unsigned int can_ac3_sw: 1;
475 unsigned int can_ac3_hw: 1;
476 unsigned int can_multi_ch: 1;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +0100477 unsigned int can_96k: 1; /* samplerate above 48k */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700478 unsigned int do_soft_ac3: 1;
479
480 unsigned int spdif_playback_avail: 1; /* spdif ready? */
481 unsigned int spdif_playback_enabled: 1; /* spdif switch enabled? */
482 int spdif_counter; /* for software AC3 */
483
484 unsigned int dig_status;
485 unsigned int dig_pcm_status;
486
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100487 struct snd_pcm_hardware *hw_info[3]; /* for playbacks */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700488
489 int opened[2]; /* open mode */
Ingo Molnar62932df2006-01-16 16:34:20 +0100490 struct mutex open_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700491
492 unsigned int mixer_insensitive: 1;
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100493 struct snd_kcontrol *mixer_res_ctl[CM_SAVED_MIXERS];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700494 int mixer_res_status[CM_SAVED_MIXERS];
495
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100496 struct cmipci_pcm channel[2]; /* ch0 - DAC, ch1 - ADC or 2nd DAC */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700497
498 /* external MIDI */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100499 struct snd_rawmidi *rmidi;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700500
501#ifdef SUPPORT_JOYSTICK
502 struct gameport *gameport;
503#endif
504
505 spinlock_t reg_lock;
Takashi Iwaicb60e5f2005-11-17 16:14:49 +0100506
507#ifdef CONFIG_PM
508 unsigned int saved_regs[0x20];
509 unsigned char saved_mixers[0x20];
510#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700511};
512
513
514/* read/write operations for dword register */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100515static inline void snd_cmipci_write(struct cmipci *cm, unsigned int cmd, unsigned int data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700516{
517 outl(data, cm->iobase + cmd);
518}
Jesper Juhl77933d72005-07-27 11:46:09 -0700519
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100520static inline unsigned int snd_cmipci_read(struct cmipci *cm, unsigned int cmd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700521{
522 return inl(cm->iobase + cmd);
523}
524
525/* read/write operations for word register */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100526static inline void snd_cmipci_write_w(struct cmipci *cm, unsigned int cmd, unsigned short data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700527{
528 outw(data, cm->iobase + cmd);
529}
Jesper Juhl77933d72005-07-27 11:46:09 -0700530
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100531static inline unsigned short snd_cmipci_read_w(struct cmipci *cm, unsigned int cmd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700532{
533 return inw(cm->iobase + cmd);
534}
535
536/* read/write operations for byte register */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100537static inline void snd_cmipci_write_b(struct cmipci *cm, unsigned int cmd, unsigned char data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700538{
539 outb(data, cm->iobase + cmd);
540}
541
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100542static inline unsigned char snd_cmipci_read_b(struct cmipci *cm, unsigned int cmd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700543{
544 return inb(cm->iobase + cmd);
545}
546
547/* bit operations for dword register */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100548static int snd_cmipci_set_bit(struct cmipci *cm, unsigned int cmd, unsigned int flag)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700549{
Takashi Iwai01d25d42005-04-11 16:58:24 +0200550 unsigned int val, oval;
551 val = oval = inl(cm->iobase + cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700552 val |= flag;
Takashi Iwai01d25d42005-04-11 16:58:24 +0200553 if (val == oval)
554 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700555 outl(val, cm->iobase + cmd);
Takashi Iwai01d25d42005-04-11 16:58:24 +0200556 return 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700557}
558
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100559static int snd_cmipci_clear_bit(struct cmipci *cm, unsigned int cmd, unsigned int flag)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700560{
Takashi Iwai01d25d42005-04-11 16:58:24 +0200561 unsigned int val, oval;
562 val = oval = inl(cm->iobase + cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700563 val &= ~flag;
Takashi Iwai01d25d42005-04-11 16:58:24 +0200564 if (val == oval)
565 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700566 outl(val, cm->iobase + cmd);
Takashi Iwai01d25d42005-04-11 16:58:24 +0200567 return 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568}
569
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570/* bit operations for byte register */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100571static int snd_cmipci_set_bit_b(struct cmipci *cm, unsigned int cmd, unsigned char flag)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700572{
Takashi Iwai01d25d42005-04-11 16:58:24 +0200573 unsigned char val, oval;
574 val = oval = inb(cm->iobase + cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700575 val |= flag;
Takashi Iwai01d25d42005-04-11 16:58:24 +0200576 if (val == oval)
577 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700578 outb(val, cm->iobase + cmd);
Takashi Iwai01d25d42005-04-11 16:58:24 +0200579 return 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580}
581
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100582static int snd_cmipci_clear_bit_b(struct cmipci *cm, unsigned int cmd, unsigned char flag)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700583{
Takashi Iwai01d25d42005-04-11 16:58:24 +0200584 unsigned char val, oval;
585 val = oval = inb(cm->iobase + cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700586 val &= ~flag;
Takashi Iwai01d25d42005-04-11 16:58:24 +0200587 if (val == oval)
588 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 outb(val, cm->iobase + cmd);
Takashi Iwai01d25d42005-04-11 16:58:24 +0200590 return 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700591}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700592
593
594/*
595 * PCM interface
596 */
597
598/*
599 * calculate frequency
600 */
601
602static unsigned int rates[] = { 5512, 11025, 22050, 44100, 8000, 16000, 32000, 48000 };
603
604static unsigned int snd_cmipci_rate_freq(unsigned int rate)
605{
606 unsigned int i;
Clemens Ladisch0f28eca2007-09-17 09:40:24 +0200607
Linus Torvalds1da177e2005-04-16 15:20:36 -0700608 for (i = 0; i < ARRAY_SIZE(rates); i++) {
609 if (rates[i] == rate)
610 return i;
611 }
612 snd_BUG();
613 return 0;
614}
615
616#ifdef USE_VAR48KRATE
617/*
618 * Determine PLL values for frequency setup, maybe the CMI8338 (CMI8738???)
619 * does it this way .. maybe not. Never get any information from C-Media about
620 * that <werner@suse.de>.
621 */
622static int snd_cmipci_pll_rmn(unsigned int rate, unsigned int adcmult, int *r, int *m, int *n)
623{
624 unsigned int delta, tolerance;
625 int xm, xn, xr;
626
627 for (*r = 0; rate < CM_MAXIMUM_RATE/adcmult; *r += (1<<5))
628 rate <<= 1;
629 *n = -1;
630 if (*r > 0xff)
631 goto out;
632 tolerance = rate*CM_TOLERANCE_RATE;
633
634 for (xn = (1+2); xn < (0x1f+2); xn++) {
635 for (xm = (1+2); xm < (0xff+2); xm++) {
636 xr = ((CM_REFFREQ_XIN/adcmult) * xm) / xn;
637
638 if (xr < rate)
639 delta = rate - xr;
640 else
641 delta = xr - rate;
642
643 /*
644 * If we found one, remember this,
645 * and try to find a closer one
646 */
647 if (delta < tolerance) {
648 tolerance = delta;
649 *m = xm - 2;
650 *n = xn - 2;
651 }
652 }
653 }
654out:
655 return (*n > -1);
656}
657
658/*
659 * Program pll register bits, I assume that the 8 registers 0xf8 upto 0xff
660 * are mapped onto the 8 ADC/DAC sampling frequency which can be choosen
661 * at the register CM_REG_FUNCTRL1 (0x04).
662 * Problem: other ways are also possible (any information about that?)
663 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100664static void snd_cmipci_set_pll(struct cmipci *cm, unsigned int rate, unsigned int slot)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700665{
666 unsigned int reg = CM_REG_PLL + slot;
667 /*
668 * Guess that this programs at reg. 0x04 the pos 15:13/12:10
669 * for DSFC/ASFC (000 upto 111).
670 */
671
672 /* FIXME: Init (Do we've to set an other register first before programming?) */
673
674 /* FIXME: Is this correct? Or shouldn't the m/n/r values be used for that? */
675 snd_cmipci_write_b(cm, reg, rate>>8);
676 snd_cmipci_write_b(cm, reg, rate&0xff);
677
678 /* FIXME: Setup (Do we've to set an other register first to enable this?) */
679}
680#endif /* USE_VAR48KRATE */
681
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100682static int snd_cmipci_hw_params(struct snd_pcm_substream *substream,
683 struct snd_pcm_hw_params *hw_params)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700684{
685 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
686}
687
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100688static int snd_cmipci_playback2_hw_params(struct snd_pcm_substream *substream,
689 struct snd_pcm_hw_params *hw_params)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700690{
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100691 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700692 if (params_channels(hw_params) > 2) {
Ingo Molnar62932df2006-01-16 16:34:20 +0100693 mutex_lock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700694 if (cm->opened[CM_CH_PLAY]) {
Ingo Molnar62932df2006-01-16 16:34:20 +0100695 mutex_unlock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700696 return -EBUSY;
697 }
698 /* reserve the channel A */
699 cm->opened[CM_CH_PLAY] = CM_OPEN_PLAYBACK_MULTI;
Ingo Molnar62932df2006-01-16 16:34:20 +0100700 mutex_unlock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700701 }
702 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
703}
704
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100705static void snd_cmipci_ch_reset(struct cmipci *cm, int ch)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700706{
707 int reset = CM_RST_CH0 << (cm->channel[ch].ch);
708 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl | reset);
709 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl & ~reset);
710 udelay(10);
711}
712
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100713static int snd_cmipci_hw_free(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700714{
715 return snd_pcm_lib_free_pages(substream);
716}
717
718
719/*
720 */
721
Clemens Ladisch35add1c2007-09-17 09:39:10 +0200722static unsigned int hw_channels[] = {1, 2, 4, 6, 8};
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100723static struct snd_pcm_hw_constraint_list hw_constraints_channels_4 = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724 .count = 3,
725 .list = hw_channels,
726 .mask = 0,
727};
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100728static struct snd_pcm_hw_constraint_list hw_constraints_channels_6 = {
Clemens Ladisch35add1c2007-09-17 09:39:10 +0200729 .count = 4,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700730 .list = hw_channels,
731 .mask = 0,
732};
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100733static struct snd_pcm_hw_constraint_list hw_constraints_channels_8 = {
Clemens Ladisch35add1c2007-09-17 09:39:10 +0200734 .count = 5,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700735 .list = hw_channels,
736 .mask = 0,
737};
738
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100739static int set_dac_channels(struct cmipci *cm, struct cmipci_pcm *rec, int channels)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700740{
741 if (channels > 2) {
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200742 if (!cm->can_multi_ch || !rec->ch)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700743 return -EINVAL;
744 if (rec->fmt != 0x03) /* stereo 16bit only */
745 return -EINVAL;
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200746 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700747
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200748 if (cm->can_multi_ch) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700749 spin_lock_irq(&cm->reg_lock);
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200750 if (channels > 2) {
751 snd_cmipci_set_bit(cm, CM_REG_LEGACY_CTRL, CM_NXCHG);
752 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700753 } else {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700754 snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_NXCHG);
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200755 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
756 }
757 if (channels == 8)
758 snd_cmipci_set_bit(cm, CM_REG_EXT_MISC, CM_CHB3D8C);
759 else
760 snd_cmipci_clear_bit(cm, CM_REG_EXT_MISC, CM_CHB3D8C);
761 if (channels == 6) {
762 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_CHB3D5C);
763 snd_cmipci_set_bit(cm, CM_REG_LEGACY_CTRL, CM_CHB3D6C);
764 } else {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700765 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_CHB3D5C);
766 snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_CHB3D6C);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700767 }
Clemens Ladisch8ffbc012007-09-17 09:39:51 +0200768 if (channels == 4)
769 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_CHB3D);
770 else
771 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_CHB3D);
772 spin_unlock_irq(&cm->reg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700773 }
774 return 0;
775}
776
777
778/*
779 * prepare playback/capture channel
780 * channel to be used must have been set in rec->ch.
781 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100782static int snd_cmipci_pcm_prepare(struct cmipci *cm, struct cmipci_pcm *rec,
783 struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700784{
Timofei Bondarenko755c48a2007-10-31 17:36:20 +0100785 unsigned int reg, freq, freq_ext, val;
Clemens Ladischebe9e282007-09-17 09:40:57 +0200786 unsigned int period_size;
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100787 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700788
789 rec->fmt = 0;
790 rec->shift = 0;
791 if (snd_pcm_format_width(runtime->format) >= 16) {
792 rec->fmt |= 0x02;
793 if (snd_pcm_format_width(runtime->format) > 16)
794 rec->shift++; /* 24/32bit */
795 }
796 if (runtime->channels > 1)
797 rec->fmt |= 0x01;
798 if (rec->is_dac && set_dac_channels(cm, rec, runtime->channels) < 0) {
799 snd_printd("cannot set dac channels\n");
800 return -EINVAL;
801 }
802
803 rec->offset = runtime->dma_addr;
804 /* buffer and period sizes in frame */
805 rec->dma_size = runtime->buffer_size << rec->shift;
Clemens Ladischebe9e282007-09-17 09:40:57 +0200806 period_size = runtime->period_size << rec->shift;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700807 if (runtime->channels > 2) {
808 /* multi-channels */
809 rec->dma_size = (rec->dma_size * runtime->channels) / 2;
Clemens Ladischebe9e282007-09-17 09:40:57 +0200810 period_size = (period_size * runtime->channels) / 2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700811 }
812
813 spin_lock_irq(&cm->reg_lock);
814
815 /* set buffer address */
816 reg = rec->ch ? CM_REG_CH1_FRAME1 : CM_REG_CH0_FRAME1;
817 snd_cmipci_write(cm, reg, rec->offset);
818 /* program sample counts */
819 reg = rec->ch ? CM_REG_CH1_FRAME2 : CM_REG_CH0_FRAME2;
820 snd_cmipci_write_w(cm, reg, rec->dma_size - 1);
Clemens Ladischebe9e282007-09-17 09:40:57 +0200821 snd_cmipci_write_w(cm, reg + 2, period_size - 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700822
823 /* set adc/dac flag */
824 val = rec->ch ? CM_CHADC1 : CM_CHADC0;
825 if (rec->is_dac)
826 cm->ctrl &= ~val;
827 else
828 cm->ctrl |= val;
829 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl);
830 //snd_printd("cmipci: functrl0 = %08x\n", cm->ctrl);
831
832 /* set sample rate */
Timofei Bondarenko755c48a2007-10-31 17:36:20 +0100833 freq = 0;
834 freq_ext = 0;
835 if (runtime->rate > 48000)
836 switch (runtime->rate) {
837 case 88200: freq_ext = CM_CH0_SRATE_88K; break;
838 case 96000: freq_ext = CM_CH0_SRATE_96K; break;
839 case 128000: freq_ext = CM_CH0_SRATE_128K; break;
840 default: snd_BUG(); break;
841 }
842 else
843 freq = snd_cmipci_rate_freq(runtime->rate);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700844 val = snd_cmipci_read(cm, CM_REG_FUNCTRL1);
845 if (rec->ch) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700846 val &= ~CM_DSFC_MASK;
847 val |= (freq << CM_DSFC_SHIFT) & CM_DSFC_MASK;
Clemens Ladischa839a332007-09-17 09:35:46 +0200848 } else {
849 val &= ~CM_ASFC_MASK;
850 val |= (freq << CM_ASFC_SHIFT) & CM_ASFC_MASK;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700851 }
852 snd_cmipci_write(cm, CM_REG_FUNCTRL1, val);
853 //snd_printd("cmipci: functrl1 = %08x\n", val);
854
855 /* set format */
856 val = snd_cmipci_read(cm, CM_REG_CHFORMAT);
857 if (rec->ch) {
858 val &= ~CM_CH1FMT_MASK;
859 val |= rec->fmt << CM_CH1FMT_SHIFT;
860 } else {
861 val &= ~CM_CH0FMT_MASK;
862 val |= rec->fmt << CM_CH0FMT_SHIFT;
863 }
Timofei Bondarenko755c48a2007-10-31 17:36:20 +0100864 if (cm->can_96k) {
865 val &= ~(CM_CH0_SRATE_MASK << (rec->ch * 2));
866 val |= freq_ext << (rec->ch * 2);
Clemens Ladisch8992e182007-09-03 09:54:55 +0200867 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700868 snd_cmipci_write(cm, CM_REG_CHFORMAT, val);
869 //snd_printd("cmipci: chformat = %08x\n", val);
870
Timofei Bondarenkofeb77712007-11-07 15:49:57 +0100871 if (!rec->is_dac && cm->chip_version) {
872 if (runtime->rate > 44100)
873 snd_cmipci_set_bit(cm, CM_REG_EXT_MISC, CM_ADC48K44K);
874 else
875 snd_cmipci_clear_bit(cm, CM_REG_EXT_MISC, CM_ADC48K44K);
876 }
877
Linus Torvalds1da177e2005-04-16 15:20:36 -0700878 rec->running = 0;
879 spin_unlock_irq(&cm->reg_lock);
880
881 return 0;
882}
883
884/*
885 * PCM trigger/stop
886 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100887static int snd_cmipci_pcm_trigger(struct cmipci *cm, struct cmipci_pcm *rec,
Clemens Ladischebe9e282007-09-17 09:40:57 +0200888 int cmd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700889{
890 unsigned int inthld, chen, reset, pause;
891 int result = 0;
892
893 inthld = CM_CH0_INT_EN << rec->ch;
894 chen = CM_CHEN0 << rec->ch;
895 reset = CM_RST_CH0 << rec->ch;
896 pause = CM_PAUSE0 << rec->ch;
897
898 spin_lock(&cm->reg_lock);
899 switch (cmd) {
900 case SNDRV_PCM_TRIGGER_START:
901 rec->running = 1;
902 /* set interrupt */
903 snd_cmipci_set_bit(cm, CM_REG_INT_HLDCLR, inthld);
904 cm->ctrl |= chen;
905 /* enable channel */
906 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl);
907 //snd_printd("cmipci: functrl0 = %08x\n", cm->ctrl);
908 break;
909 case SNDRV_PCM_TRIGGER_STOP:
910 rec->running = 0;
911 /* disable interrupt */
912 snd_cmipci_clear_bit(cm, CM_REG_INT_HLDCLR, inthld);
913 /* reset */
914 cm->ctrl &= ~chen;
915 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl | reset);
916 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl & ~reset);
Clemens Ladischc36fd8c2007-09-17 09:41:36 +0200917 rec->needs_silencing = rec->is_dac;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700918 break;
919 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
Takashi Iwaicb60e5f2005-11-17 16:14:49 +0100920 case SNDRV_PCM_TRIGGER_SUSPEND:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700921 cm->ctrl |= pause;
922 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl);
923 break;
924 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
Takashi Iwaicb60e5f2005-11-17 16:14:49 +0100925 case SNDRV_PCM_TRIGGER_RESUME:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700926 cm->ctrl &= ~pause;
927 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl);
928 break;
929 default:
930 result = -EINVAL;
931 break;
932 }
933 spin_unlock(&cm->reg_lock);
934 return result;
935}
936
937/*
938 * return the current pointer
939 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100940static snd_pcm_uframes_t snd_cmipci_pcm_pointer(struct cmipci *cm, struct cmipci_pcm *rec,
941 struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700942{
943 size_t ptr;
944 unsigned int reg;
945 if (!rec->running)
946 return 0;
947#if 1 // this seems better..
948 reg = rec->ch ? CM_REG_CH1_FRAME2 : CM_REG_CH0_FRAME2;
949 ptr = rec->dma_size - (snd_cmipci_read_w(cm, reg) + 1);
950 ptr >>= rec->shift;
951#else
952 reg = rec->ch ? CM_REG_CH1_FRAME1 : CM_REG_CH0_FRAME1;
953 ptr = snd_cmipci_read(cm, reg) - rec->offset;
954 ptr = bytes_to_frames(substream->runtime, ptr);
955#endif
956 if (substream->runtime->channels > 2)
957 ptr = (ptr * 2) / substream->runtime->channels;
958 return ptr;
959}
960
961/*
962 * playback
963 */
964
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100965static int snd_cmipci_playback_trigger(struct snd_pcm_substream *substream,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700966 int cmd)
967{
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100968 struct cmipci *cm = snd_pcm_substream_chip(substream);
Clemens Ladischebe9e282007-09-17 09:40:57 +0200969 return snd_cmipci_pcm_trigger(cm, &cm->channel[CM_CH_PLAY], cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700970}
971
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100972static snd_pcm_uframes_t snd_cmipci_playback_pointer(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700973{
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100974 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700975 return snd_cmipci_pcm_pointer(cm, &cm->channel[CM_CH_PLAY], substream);
976}
977
978
979
980/*
981 * capture
982 */
983
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100984static int snd_cmipci_capture_trigger(struct snd_pcm_substream *substream,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700985 int cmd)
986{
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100987 struct cmipci *cm = snd_pcm_substream_chip(substream);
Clemens Ladischebe9e282007-09-17 09:40:57 +0200988 return snd_cmipci_pcm_trigger(cm, &cm->channel[CM_CH_CAPT], cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700989}
990
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100991static snd_pcm_uframes_t snd_cmipci_capture_pointer(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700992{
Takashi Iwai2cbdb682005-11-17 15:03:13 +0100993 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700994 return snd_cmipci_pcm_pointer(cm, &cm->channel[CM_CH_CAPT], substream);
995}
996
997
998/*
999 * hw preparation for spdif
1000 */
1001
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001002static int snd_cmipci_spdif_default_info(struct snd_kcontrol *kcontrol,
1003 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001004{
1005 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1006 uinfo->count = 1;
1007 return 0;
1008}
1009
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001010static int snd_cmipci_spdif_default_get(struct snd_kcontrol *kcontrol,
1011 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001012{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001013 struct cmipci *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001014 int i;
1015
1016 spin_lock_irq(&chip->reg_lock);
1017 for (i = 0; i < 4; i++)
1018 ucontrol->value.iec958.status[i] = (chip->dig_status >> (i * 8)) & 0xff;
1019 spin_unlock_irq(&chip->reg_lock);
1020 return 0;
1021}
1022
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001023static int snd_cmipci_spdif_default_put(struct snd_kcontrol *kcontrol,
1024 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001025{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001026 struct cmipci *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001027 int i, change;
1028 unsigned int val;
1029
1030 val = 0;
1031 spin_lock_irq(&chip->reg_lock);
1032 for (i = 0; i < 4; i++)
1033 val |= (unsigned int)ucontrol->value.iec958.status[i] << (i * 8);
1034 change = val != chip->dig_status;
1035 chip->dig_status = val;
1036 spin_unlock_irq(&chip->reg_lock);
1037 return change;
1038}
1039
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001040static struct snd_kcontrol_new snd_cmipci_spdif_default __devinitdata =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001041{
1042 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1043 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1044 .info = snd_cmipci_spdif_default_info,
1045 .get = snd_cmipci_spdif_default_get,
1046 .put = snd_cmipci_spdif_default_put
1047};
1048
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001049static int snd_cmipci_spdif_mask_info(struct snd_kcontrol *kcontrol,
1050 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001051{
1052 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1053 uinfo->count = 1;
1054 return 0;
1055}
1056
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001057static int snd_cmipci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1058 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001059{
1060 ucontrol->value.iec958.status[0] = 0xff;
1061 ucontrol->value.iec958.status[1] = 0xff;
1062 ucontrol->value.iec958.status[2] = 0xff;
1063 ucontrol->value.iec958.status[3] = 0xff;
1064 return 0;
1065}
1066
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001067static struct snd_kcontrol_new snd_cmipci_spdif_mask __devinitdata =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001068{
1069 .access = SNDRV_CTL_ELEM_ACCESS_READ,
Clemens Ladisch67ed4162005-07-29 15:32:58 +02001070 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001071 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1072 .info = snd_cmipci_spdif_mask_info,
1073 .get = snd_cmipci_spdif_mask_get,
1074};
1075
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001076static int snd_cmipci_spdif_stream_info(struct snd_kcontrol *kcontrol,
1077 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001078{
1079 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1080 uinfo->count = 1;
1081 return 0;
1082}
1083
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001084static int snd_cmipci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1085 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001086{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001087 struct cmipci *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001088 int i;
1089
1090 spin_lock_irq(&chip->reg_lock);
1091 for (i = 0; i < 4; i++)
1092 ucontrol->value.iec958.status[i] = (chip->dig_pcm_status >> (i * 8)) & 0xff;
1093 spin_unlock_irq(&chip->reg_lock);
1094 return 0;
1095}
1096
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001097static int snd_cmipci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1098 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001099{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001100 struct cmipci *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001101 int i, change;
1102 unsigned int val;
1103
1104 val = 0;
1105 spin_lock_irq(&chip->reg_lock);
1106 for (i = 0; i < 4; i++)
1107 val |= (unsigned int)ucontrol->value.iec958.status[i] << (i * 8);
1108 change = val != chip->dig_pcm_status;
1109 chip->dig_pcm_status = val;
1110 spin_unlock_irq(&chip->reg_lock);
1111 return change;
1112}
1113
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001114static struct snd_kcontrol_new snd_cmipci_spdif_stream __devinitdata =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001115{
1116 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1117 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1118 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1119 .info = snd_cmipci_spdif_stream_info,
1120 .get = snd_cmipci_spdif_stream_get,
1121 .put = snd_cmipci_spdif_stream_put
1122};
1123
1124/*
1125 */
1126
1127/* save mixer setting and mute for AC3 playback */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001128static int save_mixer_state(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001129{
1130 if (! cm->mixer_insensitive) {
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001131 struct snd_ctl_elem_value *val;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001132 unsigned int i;
1133
1134 val = kmalloc(sizeof(*val), GFP_ATOMIC);
1135 if (!val)
1136 return -ENOMEM;
1137 for (i = 0; i < CM_SAVED_MIXERS; i++) {
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001138 struct snd_kcontrol *ctl = cm->mixer_res_ctl[i];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001139 if (ctl) {
1140 int event;
1141 memset(val, 0, sizeof(*val));
1142 ctl->get(ctl, val);
1143 cm->mixer_res_status[i] = val->value.integer.value[0];
1144 val->value.integer.value[0] = cm_saved_mixer[i].toggle_on;
1145 event = SNDRV_CTL_EVENT_MASK_INFO;
1146 if (cm->mixer_res_status[i] != val->value.integer.value[0]) {
1147 ctl->put(ctl, val); /* toggle */
1148 event |= SNDRV_CTL_EVENT_MASK_VALUE;
1149 }
1150 ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1151 snd_ctl_notify(cm->card, event, &ctl->id);
1152 }
1153 }
1154 kfree(val);
1155 cm->mixer_insensitive = 1;
1156 }
1157 return 0;
1158}
1159
1160
1161/* restore the previously saved mixer status */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001162static void restore_mixer_state(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001163{
1164 if (cm->mixer_insensitive) {
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001165 struct snd_ctl_elem_value *val;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001166 unsigned int i;
1167
1168 val = kmalloc(sizeof(*val), GFP_KERNEL);
1169 if (!val)
1170 return;
1171 cm->mixer_insensitive = 0; /* at first clear this;
1172 otherwise the changes will be ignored */
1173 for (i = 0; i < CM_SAVED_MIXERS; i++) {
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001174 struct snd_kcontrol *ctl = cm->mixer_res_ctl[i];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001175 if (ctl) {
1176 int event;
1177
1178 memset(val, 0, sizeof(*val));
1179 ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1180 ctl->get(ctl, val);
1181 event = SNDRV_CTL_EVENT_MASK_INFO;
1182 if (val->value.integer.value[0] != cm->mixer_res_status[i]) {
1183 val->value.integer.value[0] = cm->mixer_res_status[i];
1184 ctl->put(ctl, val);
1185 event |= SNDRV_CTL_EVENT_MASK_VALUE;
1186 }
1187 snd_ctl_notify(cm->card, event, &ctl->id);
1188 }
1189 }
1190 kfree(val);
1191 }
1192}
1193
1194/* spinlock held! */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001195static void setup_ac3(struct cmipci *cm, struct snd_pcm_substream *subs, int do_ac3, int rate)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001196{
1197 if (do_ac3) {
1198 /* AC3EN for 037 */
1199 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_AC3EN1);
1200 /* AC3EN for 039 */
1201 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_AC3EN2);
1202
1203 if (cm->can_ac3_hw) {
1204 /* SPD24SEL for 037, 0x02 */
1205 /* SPD24SEL for 039, 0x20, but cannot be set */
1206 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_SPD24SEL);
1207 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1208 } else { /* can_ac3_sw */
1209 /* SPD32SEL for 037 & 039, 0x20 */
1210 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1211 /* set 176K sample rate to fix 033 HW bug */
1212 if (cm->chip_version == 33) {
1213 if (rate >= 48000) {
1214 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_PLAYBACK_SRATE_176K);
1215 } else {
1216 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_PLAYBACK_SRATE_176K);
1217 }
1218 }
1219 }
1220
1221 } else {
1222 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_AC3EN1);
1223 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_AC3EN2);
1224
1225 if (cm->can_ac3_hw) {
1226 /* chip model >= 37 */
1227 if (snd_pcm_format_width(subs->runtime->format) > 16) {
1228 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1229 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_SPD24SEL);
1230 } else {
1231 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1232 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_SPD24SEL);
1233 }
1234 } else {
1235 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1236 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_SPD24SEL);
1237 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_PLAYBACK_SRATE_176K);
1238 }
1239 }
1240}
1241
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001242static int setup_spdif_playback(struct cmipci *cm, struct snd_pcm_substream *subs, int up, int do_ac3)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001243{
1244 int rate, err;
1245
1246 rate = subs->runtime->rate;
1247
1248 if (up && do_ac3)
1249 if ((err = save_mixer_state(cm)) < 0)
1250 return err;
1251
1252 spin_lock_irq(&cm->reg_lock);
1253 cm->spdif_playback_avail = up;
1254 if (up) {
1255 /* they are controlled via "IEC958 Output Switch" */
1256 /* snd_cmipci_set_bit(cm, CM_REG_LEGACY_CTRL, CM_ENSPDOUT); */
1257 /* snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_SPDO2DAC); */
1258 if (cm->spdif_playback_enabled)
1259 snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_PLAYBACK_SPDF);
1260 setup_ac3(cm, subs, do_ac3, rate);
1261
Clemens Ladisch8992e182007-09-03 09:54:55 +02001262 if (rate == 48000 || rate == 96000)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001263 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_SPDIF48K | CM_SPDF_AC97);
1264 else
1265 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPDIF48K | CM_SPDF_AC97);
Clemens Ladisch8992e182007-09-03 09:54:55 +02001266 if (rate > 48000)
1267 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_DBLSPDS);
1268 else
1269 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_DBLSPDS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001270 } else {
1271 /* they are controlled via "IEC958 Output Switch" */
1272 /* snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_ENSPDOUT); */
1273 /* snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1, CM_SPDO2DAC); */
Clemens Ladisch8992e182007-09-03 09:54:55 +02001274 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_DBLSPDS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001275 snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1, CM_PLAYBACK_SPDF);
1276 setup_ac3(cm, subs, 0, 0);
1277 }
1278 spin_unlock_irq(&cm->reg_lock);
1279 return 0;
1280}
1281
1282
1283/*
1284 * preparation
1285 */
1286
1287/* playback - enable spdif only on the certain condition */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001288static int snd_cmipci_playback_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001289{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001290 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001291 int rate = substream->runtime->rate;
1292 int err, do_spdif, do_ac3 = 0;
1293
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001294 do_spdif = (rate >= 44100 && rate <= 96000 &&
Linus Torvalds1da177e2005-04-16 15:20:36 -07001295 substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE &&
1296 substream->runtime->channels == 2);
1297 if (do_spdif && cm->can_ac3_hw)
1298 do_ac3 = cm->dig_pcm_status & IEC958_AES0_NONAUDIO;
1299 if ((err = setup_spdif_playback(cm, substream, do_spdif, do_ac3)) < 0)
1300 return err;
1301 return snd_cmipci_pcm_prepare(cm, &cm->channel[CM_CH_PLAY], substream);
1302}
1303
1304/* playback (via device #2) - enable spdif always */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001305static int snd_cmipci_playback_spdif_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001306{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001307 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001308 int err, do_ac3;
1309
1310 if (cm->can_ac3_hw)
1311 do_ac3 = cm->dig_pcm_status & IEC958_AES0_NONAUDIO;
1312 else
1313 do_ac3 = 1; /* doesn't matter */
1314 if ((err = setup_spdif_playback(cm, substream, 1, do_ac3)) < 0)
1315 return err;
1316 return snd_cmipci_pcm_prepare(cm, &cm->channel[CM_CH_PLAY], substream);
1317}
1318
Clemens Ladischc36fd8c2007-09-17 09:41:36 +02001319/*
1320 * Apparently, the samples last played on channel A stay in some buffer, even
1321 * after the channel is reset, and get added to the data for the rear DACs when
1322 * playing a multichannel stream on channel B. This is likely to generate
1323 * wraparounds and thus distortions.
1324 * To avoid this, we play at least one zero sample after the actual stream has
1325 * stopped.
1326 */
1327static void snd_cmipci_silence_hack(struct cmipci *cm, struct cmipci_pcm *rec)
1328{
1329 struct snd_pcm_runtime *runtime = rec->substream->runtime;
1330 unsigned int reg, val;
1331
1332 if (rec->needs_silencing && runtime && runtime->dma_area) {
1333 /* set up a small silence buffer */
1334 memset(runtime->dma_area, 0, PAGE_SIZE);
1335 reg = rec->ch ? CM_REG_CH1_FRAME2 : CM_REG_CH0_FRAME2;
1336 val = ((PAGE_SIZE / 4) - 1) | (((PAGE_SIZE / 4) / 2 - 1) << 16);
1337 snd_cmipci_write(cm, reg, val);
1338
1339 /* configure for 16 bits, 2 channels, 8 kHz */
1340 if (runtime->channels > 2)
1341 set_dac_channels(cm, rec, 2);
1342 spin_lock_irq(&cm->reg_lock);
1343 val = snd_cmipci_read(cm, CM_REG_FUNCTRL1);
1344 val &= ~(CM_ASFC_MASK << (rec->ch * 3));
1345 val |= (4 << CM_ASFC_SHIFT) << (rec->ch * 3);
1346 snd_cmipci_write(cm, CM_REG_FUNCTRL1, val);
1347 val = snd_cmipci_read(cm, CM_REG_CHFORMAT);
1348 val &= ~(CM_CH0FMT_MASK << (rec->ch * 2));
1349 val |= (3 << CM_CH0FMT_SHIFT) << (rec->ch * 2);
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001350 if (cm->can_96k)
1351 val &= ~(CM_CH0_SRATE_MASK << (rec->ch * 2));
Clemens Ladischc36fd8c2007-09-17 09:41:36 +02001352 snd_cmipci_write(cm, CM_REG_CHFORMAT, val);
1353
1354 /* start stream (we don't need interrupts) */
1355 cm->ctrl |= CM_CHEN0 << rec->ch;
1356 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl);
1357 spin_unlock_irq(&cm->reg_lock);
1358
1359 msleep(1);
1360
1361 /* stop and reset stream */
1362 spin_lock_irq(&cm->reg_lock);
1363 cm->ctrl &= ~(CM_CHEN0 << rec->ch);
1364 val = CM_RST_CH0 << rec->ch;
1365 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl | val);
1366 snd_cmipci_write(cm, CM_REG_FUNCTRL0, cm->ctrl & ~val);
1367 spin_unlock_irq(&cm->reg_lock);
1368
1369 rec->needs_silencing = 0;
1370 }
1371}
1372
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001373static int snd_cmipci_playback_hw_free(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001374{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001375 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001376 setup_spdif_playback(cm, substream, 0, 0);
1377 restore_mixer_state(cm);
Clemens Ladischc36fd8c2007-09-17 09:41:36 +02001378 snd_cmipci_silence_hack(cm, &cm->channel[0]);
1379 return snd_cmipci_hw_free(substream);
1380}
1381
1382static int snd_cmipci_playback2_hw_free(struct snd_pcm_substream *substream)
1383{
1384 struct cmipci *cm = snd_pcm_substream_chip(substream);
1385 snd_cmipci_silence_hack(cm, &cm->channel[1]);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001386 return snd_cmipci_hw_free(substream);
1387}
1388
1389/* capture */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001390static int snd_cmipci_capture_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001391{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001392 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001393 return snd_cmipci_pcm_prepare(cm, &cm->channel[CM_CH_CAPT], substream);
1394}
1395
1396/* capture with spdif (via device #2) */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001397static int snd_cmipci_capture_spdif_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001398{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001399 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001400
1401 spin_lock_irq(&cm->reg_lock);
1402 snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_CAPTURE_SPDF);
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001403 if (cm->can_96k) {
1404 if (substream->runtime->rate > 48000)
1405 snd_cmipci_set_bit(cm, CM_REG_CHFORMAT, CM_DBLSPDS);
1406 else
1407 snd_cmipci_clear_bit(cm, CM_REG_CHFORMAT, CM_DBLSPDS);
1408 }
Timofei Bondarenkob46be722007-11-07 15:50:52 +01001409 if (snd_pcm_format_width(substream->runtime->format) > 16)
1410 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1411 else
1412 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
1413
Linus Torvalds1da177e2005-04-16 15:20:36 -07001414 spin_unlock_irq(&cm->reg_lock);
1415
1416 return snd_cmipci_pcm_prepare(cm, &cm->channel[CM_CH_CAPT], substream);
1417}
1418
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001419static int snd_cmipci_capture_spdif_hw_free(struct snd_pcm_substream *subs)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001420{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001421 struct cmipci *cm = snd_pcm_substream_chip(subs);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001422
1423 spin_lock_irq(&cm->reg_lock);
1424 snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1, CM_CAPTURE_SPDF);
Timofei Bondarenkob46be722007-11-07 15:50:52 +01001425 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_SPD32SEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001426 spin_unlock_irq(&cm->reg_lock);
1427
1428 return snd_cmipci_hw_free(subs);
1429}
1430
1431
1432/*
1433 * interrupt handler
1434 */
David Howells7d12e782006-10-05 14:55:46 +01001435static irqreturn_t snd_cmipci_interrupt(int irq, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001436{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001437 struct cmipci *cm = dev_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001438 unsigned int status, mask = 0;
1439
1440 /* fastpath out, to ease interrupt sharing */
1441 status = snd_cmipci_read(cm, CM_REG_INT_STATUS);
1442 if (!(status & CM_INTR))
1443 return IRQ_NONE;
1444
1445 /* acknowledge interrupt */
1446 spin_lock(&cm->reg_lock);
1447 if (status & CM_CHINT0)
1448 mask |= CM_CH0_INT_EN;
1449 if (status & CM_CHINT1)
1450 mask |= CM_CH1_INT_EN;
1451 snd_cmipci_clear_bit(cm, CM_REG_INT_HLDCLR, mask);
1452 snd_cmipci_set_bit(cm, CM_REG_INT_HLDCLR, mask);
1453 spin_unlock(&cm->reg_lock);
1454
1455 if (cm->rmidi && (status & CM_UARTINT))
David Howells7d12e782006-10-05 14:55:46 +01001456 snd_mpu401_uart_interrupt(irq, cm->rmidi->private_data);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001457
1458 if (cm->pcm) {
1459 if ((status & CM_CHINT0) && cm->channel[0].running)
1460 snd_pcm_period_elapsed(cm->channel[0].substream);
1461 if ((status & CM_CHINT1) && cm->channel[1].running)
1462 snd_pcm_period_elapsed(cm->channel[1].substream);
1463 }
1464 return IRQ_HANDLED;
1465}
1466
1467/*
1468 * h/w infos
1469 */
1470
1471/* playback on channel A */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001472static struct snd_pcm_hardware snd_cmipci_playback =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001473{
1474 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1475 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001476 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001477 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1478 .rates = SNDRV_PCM_RATE_5512 | SNDRV_PCM_RATE_8000_48000,
1479 .rate_min = 5512,
1480 .rate_max = 48000,
1481 .channels_min = 1,
1482 .channels_max = 2,
1483 .buffer_bytes_max = (128*1024),
1484 .period_bytes_min = 64,
1485 .period_bytes_max = (128*1024),
1486 .periods_min = 2,
1487 .periods_max = 1024,
1488 .fifo_size = 0,
1489};
1490
1491/* capture on channel B */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001492static struct snd_pcm_hardware snd_cmipci_capture =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001493{
1494 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1495 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001496 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001497 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1498 .rates = SNDRV_PCM_RATE_5512 | SNDRV_PCM_RATE_8000_48000,
1499 .rate_min = 5512,
1500 .rate_max = 48000,
1501 .channels_min = 1,
1502 .channels_max = 2,
1503 .buffer_bytes_max = (128*1024),
1504 .period_bytes_min = 64,
1505 .period_bytes_max = (128*1024),
1506 .periods_min = 2,
1507 .periods_max = 1024,
1508 .fifo_size = 0,
1509};
1510
1511/* playback on channel B - stereo 16bit only? */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001512static struct snd_pcm_hardware snd_cmipci_playback2 =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001513{
1514 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1515 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001516 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001517 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1518 .rates = SNDRV_PCM_RATE_5512 | SNDRV_PCM_RATE_8000_48000,
1519 .rate_min = 5512,
1520 .rate_max = 48000,
1521 .channels_min = 2,
1522 .channels_max = 2,
1523 .buffer_bytes_max = (128*1024),
1524 .period_bytes_min = 64,
1525 .period_bytes_max = (128*1024),
1526 .periods_min = 2,
1527 .periods_max = 1024,
1528 .fifo_size = 0,
1529};
1530
1531/* spdif playback on channel A */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001532static struct snd_pcm_hardware snd_cmipci_playback_spdif =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001533{
1534 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1535 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001536 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001537 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1538 .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
1539 .rate_min = 44100,
1540 .rate_max = 48000,
1541 .channels_min = 2,
1542 .channels_max = 2,
1543 .buffer_bytes_max = (128*1024),
1544 .period_bytes_min = 64,
1545 .period_bytes_max = (128*1024),
1546 .periods_min = 2,
1547 .periods_max = 1024,
1548 .fifo_size = 0,
1549};
1550
1551/* spdif playback on channel A (32bit, IEC958 subframes) */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001552static struct snd_pcm_hardware snd_cmipci_playback_iec958_subframe =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001553{
1554 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1555 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001556 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001557 .formats = SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE,
1558 .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
1559 .rate_min = 44100,
1560 .rate_max = 48000,
1561 .channels_min = 2,
1562 .channels_max = 2,
1563 .buffer_bytes_max = (128*1024),
1564 .period_bytes_min = 64,
1565 .period_bytes_max = (128*1024),
1566 .periods_min = 2,
1567 .periods_max = 1024,
1568 .fifo_size = 0,
1569};
1570
1571/* spdif capture on channel B */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001572static struct snd_pcm_hardware snd_cmipci_capture_spdif =
Linus Torvalds1da177e2005-04-16 15:20:36 -07001573{
1574 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1575 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE |
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01001576 SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID),
Timofei Bondarenkob46be722007-11-07 15:50:52 +01001577 .formats = SNDRV_PCM_FMTBIT_S16_LE |
1578 SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001579 .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
1580 .rate_min = 44100,
1581 .rate_max = 48000,
1582 .channels_min = 2,
1583 .channels_max = 2,
1584 .buffer_bytes_max = (128*1024),
1585 .period_bytes_min = 64,
1586 .period_bytes_max = (128*1024),
1587 .periods_min = 2,
1588 .periods_max = 1024,
1589 .fifo_size = 0,
1590};
1591
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001592static unsigned int rate_constraints[] = { 5512, 8000, 11025, 16000, 22050,
1593 32000, 44100, 48000, 88200, 96000, 128000 };
1594static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
1595 .count = ARRAY_SIZE(rate_constraints),
1596 .list = rate_constraints,
1597 .mask = 0,
1598};
1599
Linus Torvalds1da177e2005-04-16 15:20:36 -07001600/*
1601 * check device open/close
1602 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001603static int open_device_check(struct cmipci *cm, int mode, struct snd_pcm_substream *subs)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001604{
1605 int ch = mode & CM_OPEN_CH_MASK;
1606
1607 /* FIXME: a file should wait until the device becomes free
1608 * when it's opened on blocking mode. however, since the current
1609 * pcm framework doesn't pass file pointer before actually opened,
1610 * we can't know whether blocking mode or not in open callback..
1611 */
Ingo Molnar62932df2006-01-16 16:34:20 +01001612 mutex_lock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001613 if (cm->opened[ch]) {
Ingo Molnar62932df2006-01-16 16:34:20 +01001614 mutex_unlock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001615 return -EBUSY;
1616 }
1617 cm->opened[ch] = mode;
1618 cm->channel[ch].substream = subs;
1619 if (! (mode & CM_OPEN_DAC)) {
1620 /* disable dual DAC mode */
1621 cm->channel[ch].is_dac = 0;
1622 spin_lock_irq(&cm->reg_lock);
1623 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_ENDBDAC);
1624 spin_unlock_irq(&cm->reg_lock);
1625 }
Ingo Molnar62932df2006-01-16 16:34:20 +01001626 mutex_unlock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001627 return 0;
1628}
1629
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001630static void close_device_check(struct cmipci *cm, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001631{
1632 int ch = mode & CM_OPEN_CH_MASK;
1633
Ingo Molnar62932df2006-01-16 16:34:20 +01001634 mutex_lock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001635 if (cm->opened[ch] == mode) {
1636 if (cm->channel[ch].substream) {
1637 snd_cmipci_ch_reset(cm, ch);
1638 cm->channel[ch].running = 0;
1639 cm->channel[ch].substream = NULL;
1640 }
1641 cm->opened[ch] = 0;
1642 if (! cm->channel[ch].is_dac) {
1643 /* enable dual DAC mode again */
1644 cm->channel[ch].is_dac = 1;
1645 spin_lock_irq(&cm->reg_lock);
1646 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_ENDBDAC);
1647 spin_unlock_irq(&cm->reg_lock);
1648 }
1649 }
Ingo Molnar62932df2006-01-16 16:34:20 +01001650 mutex_unlock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001651}
1652
1653/*
1654 */
1655
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001656static int snd_cmipci_playback_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001657{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001658 struct cmipci *cm = snd_pcm_substream_chip(substream);
1659 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001660 int err;
1661
1662 if ((err = open_device_check(cm, CM_OPEN_PLAYBACK, substream)) < 0)
1663 return err;
1664 runtime->hw = snd_cmipci_playback;
Clemens Ladisch8992e182007-09-03 09:54:55 +02001665 if (cm->chip_version == 68) {
1666 runtime->hw.rates |= SNDRV_PCM_RATE_88200 |
1667 SNDRV_PCM_RATE_96000;
1668 runtime->hw.rate_max = 96000;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001669 } else if (cm->chip_version == 55) {
1670 err = snd_pcm_hw_constraint_list(runtime, 0,
1671 SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
1672 if (err < 0)
1673 return err;
1674 runtime->hw.rates |= SNDRV_PCM_RATE_KNOT;
1675 runtime->hw.rate_max = 128000;
Clemens Ladisch8992e182007-09-03 09:54:55 +02001676 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001677 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 0x10000);
1678 cm->dig_pcm_status = cm->dig_status;
1679 return 0;
1680}
1681
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001682static int snd_cmipci_capture_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001683{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001684 struct cmipci *cm = snd_pcm_substream_chip(substream);
1685 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001686 int err;
1687
1688 if ((err = open_device_check(cm, CM_OPEN_CAPTURE, substream)) < 0)
1689 return err;
1690 runtime->hw = snd_cmipci_capture;
1691 if (cm->chip_version == 68) { // 8768 only supports 44k/48k recording
1692 runtime->hw.rate_min = 41000;
1693 runtime->hw.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001694 } else if (cm->chip_version == 55) {
1695 err = snd_pcm_hw_constraint_list(runtime, 0,
1696 SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
1697 if (err < 0)
1698 return err;
1699 runtime->hw.rates |= SNDRV_PCM_RATE_KNOT;
1700 runtime->hw.rate_max = 128000;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001701 }
1702 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 0x10000);
1703 return 0;
1704}
1705
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001706static int snd_cmipci_playback2_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001707{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001708 struct cmipci *cm = snd_pcm_substream_chip(substream);
1709 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001710 int err;
1711
1712 if ((err = open_device_check(cm, CM_OPEN_PLAYBACK2, substream)) < 0) /* use channel B */
1713 return err;
1714 runtime->hw = snd_cmipci_playback2;
Ingo Molnar62932df2006-01-16 16:34:20 +01001715 mutex_lock(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001716 if (! cm->opened[CM_CH_PLAY]) {
1717 if (cm->can_multi_ch) {
1718 runtime->hw.channels_max = cm->max_channels;
1719 if (cm->max_channels == 4)
1720 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels_4);
1721 else if (cm->max_channels == 6)
1722 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels_6);
1723 else if (cm->max_channels == 8)
1724 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels_8);
1725 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001726 }
Ingo Molnar62932df2006-01-16 16:34:20 +01001727 mutex_unlock(&cm->open_mutex);
Clemens Ladisch22a22f52007-09-17 09:37:47 +02001728 if (cm->chip_version == 68) {
1729 runtime->hw.rates |= SNDRV_PCM_RATE_88200 |
1730 SNDRV_PCM_RATE_96000;
1731 runtime->hw.rate_max = 96000;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001732 } else if (cm->chip_version == 55) {
1733 err = snd_pcm_hw_constraint_list(runtime, 0,
1734 SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
1735 if (err < 0)
1736 return err;
1737 runtime->hw.rates |= SNDRV_PCM_RATE_KNOT;
1738 runtime->hw.rate_max = 128000;
Clemens Ladisch22a22f52007-09-17 09:37:47 +02001739 }
1740 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 0x10000);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001741 return 0;
1742}
1743
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001744static int snd_cmipci_playback_spdif_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001745{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001746 struct cmipci *cm = snd_pcm_substream_chip(substream);
1747 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001748 int err;
1749
1750 if ((err = open_device_check(cm, CM_OPEN_SPDIF_PLAYBACK, substream)) < 0) /* use channel A */
1751 return err;
1752 if (cm->can_ac3_hw) {
1753 runtime->hw = snd_cmipci_playback_spdif;
Clemens Ladisch57bd68b2007-09-07 10:44:13 +02001754 if (cm->chip_version >= 37) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001755 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE;
Clemens Ladisch57bd68b2007-09-07 10:44:13 +02001756 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1757 }
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001758 if (cm->can_96k) {
Clemens Ladisch8992e182007-09-03 09:54:55 +02001759 runtime->hw.rates |= SNDRV_PCM_RATE_88200 |
1760 SNDRV_PCM_RATE_96000;
1761 runtime->hw.rate_max = 96000;
1762 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001763 } else {
1764 runtime->hw = snd_cmipci_playback_iec958_subframe;
1765 }
1766 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 0x40000);
1767 cm->dig_pcm_status = cm->dig_status;
1768 return 0;
1769}
1770
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001771static int snd_cmipci_capture_spdif_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001772{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001773 struct cmipci *cm = snd_pcm_substream_chip(substream);
1774 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001775 int err;
1776
1777 if ((err = open_device_check(cm, CM_OPEN_SPDIF_CAPTURE, substream)) < 0) /* use channel B */
1778 return err;
1779 runtime->hw = snd_cmipci_capture_spdif;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01001780 if (cm->can_96k && !(cm->chip_version == 68)) {
1781 runtime->hw.rates |= SNDRV_PCM_RATE_88200 |
1782 SNDRV_PCM_RATE_96000;
1783 runtime->hw.rate_max = 96000;
1784 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001785 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 0x40000);
1786 return 0;
1787}
1788
1789
1790/*
1791 */
1792
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001793static int snd_cmipci_playback_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001794{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001795 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001796 close_device_check(cm, CM_OPEN_PLAYBACK);
1797 return 0;
1798}
1799
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001800static int snd_cmipci_capture_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001801{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001802 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001803 close_device_check(cm, CM_OPEN_CAPTURE);
1804 return 0;
1805}
1806
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001807static int snd_cmipci_playback2_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001808{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001809 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001810 close_device_check(cm, CM_OPEN_PLAYBACK2);
1811 close_device_check(cm, CM_OPEN_PLAYBACK_MULTI);
1812 return 0;
1813}
1814
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001815static int snd_cmipci_playback_spdif_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001816{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001817 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001818 close_device_check(cm, CM_OPEN_SPDIF_PLAYBACK);
1819 return 0;
1820}
1821
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001822static int snd_cmipci_capture_spdif_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001823{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001824 struct cmipci *cm = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001825 close_device_check(cm, CM_OPEN_SPDIF_CAPTURE);
1826 return 0;
1827}
1828
1829
1830/*
1831 */
1832
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001833static struct snd_pcm_ops snd_cmipci_playback_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001834 .open = snd_cmipci_playback_open,
1835 .close = snd_cmipci_playback_close,
1836 .ioctl = snd_pcm_lib_ioctl,
1837 .hw_params = snd_cmipci_hw_params,
1838 .hw_free = snd_cmipci_playback_hw_free,
1839 .prepare = snd_cmipci_playback_prepare,
1840 .trigger = snd_cmipci_playback_trigger,
1841 .pointer = snd_cmipci_playback_pointer,
1842};
1843
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001844static struct snd_pcm_ops snd_cmipci_capture_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001845 .open = snd_cmipci_capture_open,
1846 .close = snd_cmipci_capture_close,
1847 .ioctl = snd_pcm_lib_ioctl,
1848 .hw_params = snd_cmipci_hw_params,
1849 .hw_free = snd_cmipci_hw_free,
1850 .prepare = snd_cmipci_capture_prepare,
1851 .trigger = snd_cmipci_capture_trigger,
1852 .pointer = snd_cmipci_capture_pointer,
1853};
1854
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001855static struct snd_pcm_ops snd_cmipci_playback2_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001856 .open = snd_cmipci_playback2_open,
1857 .close = snd_cmipci_playback2_close,
1858 .ioctl = snd_pcm_lib_ioctl,
1859 .hw_params = snd_cmipci_playback2_hw_params,
Clemens Ladischc36fd8c2007-09-17 09:41:36 +02001860 .hw_free = snd_cmipci_playback2_hw_free,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001861 .prepare = snd_cmipci_capture_prepare, /* channel B */
1862 .trigger = snd_cmipci_capture_trigger, /* channel B */
1863 .pointer = snd_cmipci_capture_pointer, /* channel B */
1864};
1865
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001866static struct snd_pcm_ops snd_cmipci_playback_spdif_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001867 .open = snd_cmipci_playback_spdif_open,
1868 .close = snd_cmipci_playback_spdif_close,
1869 .ioctl = snd_pcm_lib_ioctl,
1870 .hw_params = snd_cmipci_hw_params,
1871 .hw_free = snd_cmipci_playback_hw_free,
1872 .prepare = snd_cmipci_playback_spdif_prepare, /* set up rate */
1873 .trigger = snd_cmipci_playback_trigger,
1874 .pointer = snd_cmipci_playback_pointer,
1875};
1876
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001877static struct snd_pcm_ops snd_cmipci_capture_spdif_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001878 .open = snd_cmipci_capture_spdif_open,
1879 .close = snd_cmipci_capture_spdif_close,
1880 .ioctl = snd_pcm_lib_ioctl,
1881 .hw_params = snd_cmipci_hw_params,
1882 .hw_free = snd_cmipci_capture_spdif_hw_free,
1883 .prepare = snd_cmipci_capture_spdif_prepare,
1884 .trigger = snd_cmipci_capture_trigger,
1885 .pointer = snd_cmipci_capture_pointer,
1886};
1887
1888
1889/*
1890 */
1891
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001892static int __devinit snd_cmipci_pcm_new(struct cmipci *cm, int device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001893{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001894 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001895 int err;
1896
1897 err = snd_pcm_new(cm->card, cm->card->driver, device, 1, 1, &pcm);
1898 if (err < 0)
1899 return err;
1900
1901 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_cmipci_playback_ops);
1902 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_cmipci_capture_ops);
1903
1904 pcm->private_data = cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001905 pcm->info_flags = 0;
1906 strcpy(pcm->name, "C-Media PCI DAC/ADC");
1907 cm->pcm = pcm;
1908
1909 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1910 snd_dma_pci_data(cm->pci), 64*1024, 128*1024);
1911
1912 return 0;
1913}
1914
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001915static int __devinit snd_cmipci_pcm2_new(struct cmipci *cm, int device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001916{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001917 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001918 int err;
1919
1920 err = snd_pcm_new(cm->card, cm->card->driver, device, 1, 0, &pcm);
1921 if (err < 0)
1922 return err;
1923
1924 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_cmipci_playback2_ops);
1925
1926 pcm->private_data = cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001927 pcm->info_flags = 0;
1928 strcpy(pcm->name, "C-Media PCI 2nd DAC");
1929 cm->pcm2 = pcm;
1930
1931 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1932 snd_dma_pci_data(cm->pci), 64*1024, 128*1024);
1933
1934 return 0;
1935}
1936
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001937static int __devinit snd_cmipci_pcm_spdif_new(struct cmipci *cm, int device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001938{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001939 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001940 int err;
1941
1942 err = snd_pcm_new(cm->card, cm->card->driver, device, 1, 1, &pcm);
1943 if (err < 0)
1944 return err;
1945
1946 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_cmipci_playback_spdif_ops);
1947 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_cmipci_capture_spdif_ops);
1948
1949 pcm->private_data = cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001950 pcm->info_flags = 0;
1951 strcpy(pcm->name, "C-Media PCI IEC958");
1952 cm->pcm_spdif = pcm;
1953
1954 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1955 snd_dma_pci_data(cm->pci), 64*1024, 128*1024);
1956
1957 return 0;
1958}
1959
1960/*
1961 * mixer interface:
1962 * - CM8338/8738 has a compatible mixer interface with SB16, but
1963 * lack of some elements like tone control, i/o gain and AGC.
1964 * - Access to native registers:
1965 * - A 3D switch
1966 * - Output mute switches
1967 */
1968
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001969static void snd_cmipci_mixer_write(struct cmipci *s, unsigned char idx, unsigned char data)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001970{
1971 outb(idx, s->iobase + CM_REG_SB16_ADDR);
1972 outb(data, s->iobase + CM_REG_SB16_DATA);
1973}
1974
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001975static unsigned char snd_cmipci_mixer_read(struct cmipci *s, unsigned char idx)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001976{
1977 unsigned char v;
1978
1979 outb(idx, s->iobase + CM_REG_SB16_ADDR);
1980 v = inb(s->iobase + CM_REG_SB16_DATA);
1981 return v;
1982}
1983
1984/*
1985 * general mixer element
1986 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001987struct cmipci_sb_reg {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001988 unsigned int left_reg, right_reg;
1989 unsigned int left_shift, right_shift;
1990 unsigned int mask;
1991 unsigned int invert: 1;
1992 unsigned int stereo: 1;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01001993};
Linus Torvalds1da177e2005-04-16 15:20:36 -07001994
1995#define COMPOSE_SB_REG(lreg,rreg,lshift,rshift,mask,invert,stereo) \
1996 ((lreg) | ((rreg) << 8) | (lshift << 16) | (rshift << 19) | (mask << 24) | (invert << 22) | (stereo << 23))
1997
1998#define CMIPCI_DOUBLE(xname, left_reg, right_reg, left_shift, right_shift, mask, invert, stereo) \
1999{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2000 .info = snd_cmipci_info_volume, \
2001 .get = snd_cmipci_get_volume, .put = snd_cmipci_put_volume, \
2002 .private_value = COMPOSE_SB_REG(left_reg, right_reg, left_shift, right_shift, mask, invert, stereo), \
2003}
2004
2005#define CMIPCI_SB_VOL_STEREO(xname,reg,shift,mask) CMIPCI_DOUBLE(xname, reg, reg+1, shift, shift, mask, 0, 1)
2006#define CMIPCI_SB_VOL_MONO(xname,reg,shift,mask) CMIPCI_DOUBLE(xname, reg, reg, shift, shift, mask, 0, 0)
2007#define CMIPCI_SB_SW_STEREO(xname,lshift,rshift) CMIPCI_DOUBLE(xname, SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, lshift, rshift, 1, 0, 1)
2008#define CMIPCI_SB_SW_MONO(xname,shift) CMIPCI_DOUBLE(xname, SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, shift, shift, 1, 0, 0)
2009
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002010static void cmipci_sb_reg_decode(struct cmipci_sb_reg *r, unsigned long val)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002011{
2012 r->left_reg = val & 0xff;
2013 r->right_reg = (val >> 8) & 0xff;
2014 r->left_shift = (val >> 16) & 0x07;
2015 r->right_shift = (val >> 19) & 0x07;
2016 r->invert = (val >> 22) & 1;
2017 r->stereo = (val >> 23) & 1;
2018 r->mask = (val >> 24) & 0xff;
2019}
2020
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002021static int snd_cmipci_info_volume(struct snd_kcontrol *kcontrol,
2022 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002023{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002024 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002025
2026 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2027 uinfo->type = reg.mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
2028 uinfo->count = reg.stereo + 1;
2029 uinfo->value.integer.min = 0;
2030 uinfo->value.integer.max = reg.mask;
2031 return 0;
2032}
2033
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002034static int snd_cmipci_get_volume(struct snd_kcontrol *kcontrol,
2035 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002036{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002037 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2038 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002039 int val;
2040
2041 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2042 spin_lock_irq(&cm->reg_lock);
2043 val = (snd_cmipci_mixer_read(cm, reg.left_reg) >> reg.left_shift) & reg.mask;
2044 if (reg.invert)
2045 val = reg.mask - val;
2046 ucontrol->value.integer.value[0] = val;
2047 if (reg.stereo) {
2048 val = (snd_cmipci_mixer_read(cm, reg.right_reg) >> reg.right_shift) & reg.mask;
2049 if (reg.invert)
2050 val = reg.mask - val;
2051 ucontrol->value.integer.value[1] = val;
2052 }
2053 spin_unlock_irq(&cm->reg_lock);
2054 return 0;
2055}
2056
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002057static int snd_cmipci_put_volume(struct snd_kcontrol *kcontrol,
2058 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002059{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002060 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2061 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002062 int change;
2063 int left, right, oleft, oright;
2064
2065 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2066 left = ucontrol->value.integer.value[0] & reg.mask;
2067 if (reg.invert)
2068 left = reg.mask - left;
2069 left <<= reg.left_shift;
2070 if (reg.stereo) {
2071 right = ucontrol->value.integer.value[1] & reg.mask;
2072 if (reg.invert)
2073 right = reg.mask - right;
2074 right <<= reg.right_shift;
2075 } else
2076 right = 0;
2077 spin_lock_irq(&cm->reg_lock);
2078 oleft = snd_cmipci_mixer_read(cm, reg.left_reg);
2079 left |= oleft & ~(reg.mask << reg.left_shift);
2080 change = left != oleft;
2081 if (reg.stereo) {
2082 if (reg.left_reg != reg.right_reg) {
2083 snd_cmipci_mixer_write(cm, reg.left_reg, left);
2084 oright = snd_cmipci_mixer_read(cm, reg.right_reg);
2085 } else
2086 oright = left;
2087 right |= oright & ~(reg.mask << reg.right_shift);
2088 change |= right != oright;
2089 snd_cmipci_mixer_write(cm, reg.right_reg, right);
2090 } else
2091 snd_cmipci_mixer_write(cm, reg.left_reg, left);
2092 spin_unlock_irq(&cm->reg_lock);
2093 return change;
2094}
2095
2096/*
2097 * input route (left,right) -> (left,right)
2098 */
2099#define CMIPCI_SB_INPUT_SW(xname, left_shift, right_shift) \
2100{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2101 .info = snd_cmipci_info_input_sw, \
2102 .get = snd_cmipci_get_input_sw, .put = snd_cmipci_put_input_sw, \
2103 .private_value = COMPOSE_SB_REG(SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, left_shift, right_shift, 1, 0, 1), \
2104}
2105
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002106static int snd_cmipci_info_input_sw(struct snd_kcontrol *kcontrol,
2107 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002108{
2109 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
2110 uinfo->count = 4;
2111 uinfo->value.integer.min = 0;
2112 uinfo->value.integer.max = 1;
2113 return 0;
2114}
2115
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002116static int snd_cmipci_get_input_sw(struct snd_kcontrol *kcontrol,
2117 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002118{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002119 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2120 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002121 int val1, val2;
2122
2123 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2124 spin_lock_irq(&cm->reg_lock);
2125 val1 = snd_cmipci_mixer_read(cm, reg.left_reg);
2126 val2 = snd_cmipci_mixer_read(cm, reg.right_reg);
2127 spin_unlock_irq(&cm->reg_lock);
2128 ucontrol->value.integer.value[0] = (val1 >> reg.left_shift) & 1;
2129 ucontrol->value.integer.value[1] = (val2 >> reg.left_shift) & 1;
2130 ucontrol->value.integer.value[2] = (val1 >> reg.right_shift) & 1;
2131 ucontrol->value.integer.value[3] = (val2 >> reg.right_shift) & 1;
2132 return 0;
2133}
2134
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002135static int snd_cmipci_put_input_sw(struct snd_kcontrol *kcontrol,
2136 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002137{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002138 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2139 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002140 int change;
2141 int val1, val2, oval1, oval2;
2142
2143 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2144 spin_lock_irq(&cm->reg_lock);
2145 oval1 = snd_cmipci_mixer_read(cm, reg.left_reg);
2146 oval2 = snd_cmipci_mixer_read(cm, reg.right_reg);
2147 val1 = oval1 & ~((1 << reg.left_shift) | (1 << reg.right_shift));
2148 val2 = oval2 & ~((1 << reg.left_shift) | (1 << reg.right_shift));
2149 val1 |= (ucontrol->value.integer.value[0] & 1) << reg.left_shift;
2150 val2 |= (ucontrol->value.integer.value[1] & 1) << reg.left_shift;
2151 val1 |= (ucontrol->value.integer.value[2] & 1) << reg.right_shift;
2152 val2 |= (ucontrol->value.integer.value[3] & 1) << reg.right_shift;
2153 change = val1 != oval1 || val2 != oval2;
2154 snd_cmipci_mixer_write(cm, reg.left_reg, val1);
2155 snd_cmipci_mixer_write(cm, reg.right_reg, val2);
2156 spin_unlock_irq(&cm->reg_lock);
2157 return change;
2158}
2159
2160/*
2161 * native mixer switches/volumes
2162 */
2163
2164#define CMIPCI_MIXER_SW_STEREO(xname, reg, lshift, rshift, invert) \
2165{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2166 .info = snd_cmipci_info_native_mixer, \
2167 .get = snd_cmipci_get_native_mixer, .put = snd_cmipci_put_native_mixer, \
2168 .private_value = COMPOSE_SB_REG(reg, reg, lshift, rshift, 1, invert, 1), \
2169}
2170
2171#define CMIPCI_MIXER_SW_MONO(xname, reg, shift, invert) \
2172{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2173 .info = snd_cmipci_info_native_mixer, \
2174 .get = snd_cmipci_get_native_mixer, .put = snd_cmipci_put_native_mixer, \
2175 .private_value = COMPOSE_SB_REG(reg, reg, shift, shift, 1, invert, 0), \
2176}
2177
2178#define CMIPCI_MIXER_VOL_STEREO(xname, reg, lshift, rshift, mask) \
2179{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2180 .info = snd_cmipci_info_native_mixer, \
2181 .get = snd_cmipci_get_native_mixer, .put = snd_cmipci_put_native_mixer, \
2182 .private_value = COMPOSE_SB_REG(reg, reg, lshift, rshift, mask, 0, 1), \
2183}
2184
2185#define CMIPCI_MIXER_VOL_MONO(xname, reg, shift, mask) \
2186{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
2187 .info = snd_cmipci_info_native_mixer, \
2188 .get = snd_cmipci_get_native_mixer, .put = snd_cmipci_put_native_mixer, \
2189 .private_value = COMPOSE_SB_REG(reg, reg, shift, shift, mask, 0, 0), \
2190}
2191
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002192static int snd_cmipci_info_native_mixer(struct snd_kcontrol *kcontrol,
2193 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002194{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002195 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002196
2197 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2198 uinfo->type = reg.mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
2199 uinfo->count = reg.stereo + 1;
2200 uinfo->value.integer.min = 0;
2201 uinfo->value.integer.max = reg.mask;
2202 return 0;
2203
2204}
2205
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002206static int snd_cmipci_get_native_mixer(struct snd_kcontrol *kcontrol,
2207 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002208{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002209 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2210 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002211 unsigned char oreg, val;
2212
2213 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2214 spin_lock_irq(&cm->reg_lock);
2215 oreg = inb(cm->iobase + reg.left_reg);
2216 val = (oreg >> reg.left_shift) & reg.mask;
2217 if (reg.invert)
2218 val = reg.mask - val;
2219 ucontrol->value.integer.value[0] = val;
2220 if (reg.stereo) {
2221 val = (oreg >> reg.right_shift) & reg.mask;
2222 if (reg.invert)
2223 val = reg.mask - val;
2224 ucontrol->value.integer.value[1] = val;
2225 }
2226 spin_unlock_irq(&cm->reg_lock);
2227 return 0;
2228}
2229
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002230static int snd_cmipci_put_native_mixer(struct snd_kcontrol *kcontrol,
2231 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002232{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002233 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
2234 struct cmipci_sb_reg reg;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002235 unsigned char oreg, nreg, val;
2236
2237 cmipci_sb_reg_decode(&reg, kcontrol->private_value);
2238 spin_lock_irq(&cm->reg_lock);
2239 oreg = inb(cm->iobase + reg.left_reg);
2240 val = ucontrol->value.integer.value[0] & reg.mask;
2241 if (reg.invert)
2242 val = reg.mask - val;
2243 nreg = oreg & ~(reg.mask << reg.left_shift);
2244 nreg |= (val << reg.left_shift);
2245 if (reg.stereo) {
2246 val = ucontrol->value.integer.value[1] & reg.mask;
2247 if (reg.invert)
2248 val = reg.mask - val;
2249 nreg &= ~(reg.mask << reg.right_shift);
2250 nreg |= (val << reg.right_shift);
2251 }
2252 outb(nreg, cm->iobase + reg.left_reg);
2253 spin_unlock_irq(&cm->reg_lock);
2254 return (nreg != oreg);
2255}
2256
2257/*
2258 * special case - check mixer sensitivity
2259 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002260static int snd_cmipci_get_native_mixer_sensitive(struct snd_kcontrol *kcontrol,
2261 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002262{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002263 //struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002264 return snd_cmipci_get_native_mixer(kcontrol, ucontrol);
2265}
2266
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002267static int snd_cmipci_put_native_mixer_sensitive(struct snd_kcontrol *kcontrol,
2268 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002269{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002270 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002271 if (cm->mixer_insensitive) {
2272 /* ignored */
2273 return 0;
2274 }
2275 return snd_cmipci_put_native_mixer(kcontrol, ucontrol);
2276}
2277
2278
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002279static struct snd_kcontrol_new snd_cmipci_mixers[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002280 CMIPCI_SB_VOL_STEREO("Master Playback Volume", SB_DSP4_MASTER_DEV, 3, 31),
2281 CMIPCI_MIXER_SW_MONO("3D Control - Switch", CM_REG_MIXER1, CM_X3DEN_SHIFT, 0),
2282 CMIPCI_SB_VOL_STEREO("PCM Playback Volume", SB_DSP4_PCM_DEV, 3, 31),
2283 //CMIPCI_MIXER_SW_MONO("PCM Playback Switch", CM_REG_MIXER1, CM_WSMUTE_SHIFT, 1),
2284 { /* switch with sensitivity */
2285 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2286 .name = "PCM Playback Switch",
2287 .info = snd_cmipci_info_native_mixer,
2288 .get = snd_cmipci_get_native_mixer_sensitive,
2289 .put = snd_cmipci_put_native_mixer_sensitive,
2290 .private_value = COMPOSE_SB_REG(CM_REG_MIXER1, CM_REG_MIXER1, CM_WSMUTE_SHIFT, CM_WSMUTE_SHIFT, 1, 1, 0),
2291 },
2292 CMIPCI_MIXER_SW_STEREO("PCM Capture Switch", CM_REG_MIXER1, CM_WAVEINL_SHIFT, CM_WAVEINR_SHIFT, 0),
2293 CMIPCI_SB_VOL_STEREO("Synth Playback Volume", SB_DSP4_SYNTH_DEV, 3, 31),
2294 CMIPCI_MIXER_SW_MONO("Synth Playback Switch", CM_REG_MIXER1, CM_FMMUTE_SHIFT, 1),
2295 CMIPCI_SB_INPUT_SW("Synth Capture Route", 6, 5),
2296 CMIPCI_SB_VOL_STEREO("CD Playback Volume", SB_DSP4_CD_DEV, 3, 31),
2297 CMIPCI_SB_SW_STEREO("CD Playback Switch", 2, 1),
2298 CMIPCI_SB_INPUT_SW("CD Capture Route", 2, 1),
2299 CMIPCI_SB_VOL_STEREO("Line Playback Volume", SB_DSP4_LINE_DEV, 3, 31),
2300 CMIPCI_SB_SW_STEREO("Line Playback Switch", 4, 3),
2301 CMIPCI_SB_INPUT_SW("Line Capture Route", 4, 3),
2302 CMIPCI_SB_VOL_MONO("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
2303 CMIPCI_SB_SW_MONO("Mic Playback Switch", 0),
2304 CMIPCI_DOUBLE("Mic Capture Switch", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0, 1, 0, 0),
2305 CMIPCI_SB_VOL_MONO("PC Speaker Playback Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
2306 CMIPCI_MIXER_VOL_STEREO("Aux Playback Volume", CM_REG_AUX_VOL, 4, 0, 15),
2307 CMIPCI_MIXER_SW_STEREO("Aux Playback Switch", CM_REG_MIXER2, CM_VAUXLM_SHIFT, CM_VAUXRM_SHIFT, 0),
2308 CMIPCI_MIXER_SW_STEREO("Aux Capture Switch", CM_REG_MIXER2, CM_RAUXLEN_SHIFT, CM_RAUXREN_SHIFT, 0),
Takashi Iwai2eff7ec2005-06-30 13:45:20 +02002309 CMIPCI_MIXER_SW_MONO("Mic Boost Playback Switch", CM_REG_MIXER2, CM_MICGAINZ_SHIFT, 1),
Linus Torvalds1da177e2005-04-16 15:20:36 -07002310 CMIPCI_MIXER_VOL_MONO("Mic Capture Volume", CM_REG_MIXER2, CM_VADMIC_SHIFT, 7),
Takashi Iwai2eff7ec2005-06-30 13:45:20 +02002311 CMIPCI_SB_VOL_MONO("Phone Playback Volume", CM_REG_EXTENT_IND, 5, 7),
2312 CMIPCI_DOUBLE("Phone Playback Switch", CM_REG_EXTENT_IND, CM_REG_EXTENT_IND, 4, 4, 1, 0, 0),
Takashi Iwaif26eb782006-05-29 19:05:28 +02002313 CMIPCI_DOUBLE("PC Speaker Playback Switch", CM_REG_EXTENT_IND, CM_REG_EXTENT_IND, 3, 3, 1, 0, 0),
Takashi Iwai2eff7ec2005-06-30 13:45:20 +02002314 CMIPCI_DOUBLE("Mic Boost Capture Switch", CM_REG_EXTENT_IND, CM_REG_EXTENT_IND, 0, 0, 1, 0, 0),
Linus Torvalds1da177e2005-04-16 15:20:36 -07002315};
2316
2317/*
2318 * other switches
2319 */
2320
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002321struct cmipci_switch_args {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002322 int reg; /* register index */
2323 unsigned int mask; /* mask bits */
2324 unsigned int mask_on; /* mask bits to turn on */
2325 unsigned int is_byte: 1; /* byte access? */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002326 unsigned int ac3_sensitive: 1; /* access forbidden during
2327 * non-audio operation?
2328 */
2329};
Linus Torvalds1da177e2005-04-16 15:20:36 -07002330
Takashi Iwaia5ce8892007-07-23 15:42:26 +02002331#define snd_cmipci_uswitch_info snd_ctl_boolean_mono_info
Linus Torvalds1da177e2005-04-16 15:20:36 -07002332
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002333static int _snd_cmipci_uswitch_get(struct snd_kcontrol *kcontrol,
2334 struct snd_ctl_elem_value *ucontrol,
2335 struct cmipci_switch_args *args)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002336{
2337 unsigned int val;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002338 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002339
2340 spin_lock_irq(&cm->reg_lock);
2341 if (args->ac3_sensitive && cm->mixer_insensitive) {
2342 ucontrol->value.integer.value[0] = 0;
2343 spin_unlock_irq(&cm->reg_lock);
2344 return 0;
2345 }
2346 if (args->is_byte)
2347 val = inb(cm->iobase + args->reg);
2348 else
2349 val = snd_cmipci_read(cm, args->reg);
2350 ucontrol->value.integer.value[0] = ((val & args->mask) == args->mask_on) ? 1 : 0;
2351 spin_unlock_irq(&cm->reg_lock);
2352 return 0;
2353}
2354
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002355static int snd_cmipci_uswitch_get(struct snd_kcontrol *kcontrol,
2356 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002357{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002358 struct cmipci_switch_args *args;
2359 args = (struct cmipci_switch_args *)kcontrol->private_value;
Takashi Iwaida3cec32008-08-08 17:12:14 +02002360 if (snd_BUG_ON(!args))
2361 return -EINVAL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002362 return _snd_cmipci_uswitch_get(kcontrol, ucontrol, args);
2363}
2364
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002365static int _snd_cmipci_uswitch_put(struct snd_kcontrol *kcontrol,
2366 struct snd_ctl_elem_value *ucontrol,
2367 struct cmipci_switch_args *args)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002368{
2369 unsigned int val;
2370 int change;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002371 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002372
2373 spin_lock_irq(&cm->reg_lock);
2374 if (args->ac3_sensitive && cm->mixer_insensitive) {
2375 /* ignored */
2376 spin_unlock_irq(&cm->reg_lock);
2377 return 0;
2378 }
2379 if (args->is_byte)
2380 val = inb(cm->iobase + args->reg);
2381 else
2382 val = snd_cmipci_read(cm, args->reg);
Timofei V. Bondarenko8c670712006-12-20 19:20:07 +01002383 change = (val & args->mask) != (ucontrol->value.integer.value[0] ?
2384 args->mask_on : (args->mask & ~args->mask_on));
Linus Torvalds1da177e2005-04-16 15:20:36 -07002385 if (change) {
2386 val &= ~args->mask;
2387 if (ucontrol->value.integer.value[0])
2388 val |= args->mask_on;
2389 else
2390 val |= (args->mask & ~args->mask_on);
2391 if (args->is_byte)
2392 outb((unsigned char)val, cm->iobase + args->reg);
2393 else
2394 snd_cmipci_write(cm, args->reg, val);
2395 }
2396 spin_unlock_irq(&cm->reg_lock);
2397 return change;
2398}
2399
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002400static int snd_cmipci_uswitch_put(struct snd_kcontrol *kcontrol,
2401 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002402{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002403 struct cmipci_switch_args *args;
2404 args = (struct cmipci_switch_args *)kcontrol->private_value;
Takashi Iwaida3cec32008-08-08 17:12:14 +02002405 if (snd_BUG_ON(!args))
2406 return -EINVAL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002407 return _snd_cmipci_uswitch_put(kcontrol, ucontrol, args);
2408}
2409
2410#define DEFINE_SWITCH_ARG(sname, xreg, xmask, xmask_on, xis_byte, xac3) \
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002411static struct cmipci_switch_args cmipci_switch_arg_##sname = { \
Linus Torvalds1da177e2005-04-16 15:20:36 -07002412 .reg = xreg, \
2413 .mask = xmask, \
2414 .mask_on = xmask_on, \
2415 .is_byte = xis_byte, \
2416 .ac3_sensitive = xac3, \
2417}
2418
2419#define DEFINE_BIT_SWITCH_ARG(sname, xreg, xmask, xis_byte, xac3) \
2420 DEFINE_SWITCH_ARG(sname, xreg, xmask, xmask, xis_byte, xac3)
2421
2422#if 0 /* these will be controlled in pcm device */
2423DEFINE_BIT_SWITCH_ARG(spdif_in, CM_REG_FUNCTRL1, CM_SPDF_1, 0, 0);
2424DEFINE_BIT_SWITCH_ARG(spdif_out, CM_REG_FUNCTRL1, CM_SPDF_0, 0, 0);
2425#endif
2426DEFINE_BIT_SWITCH_ARG(spdif_in_sel1, CM_REG_CHFORMAT, CM_SPDIF_SELECT1, 0, 0);
2427DEFINE_BIT_SWITCH_ARG(spdif_in_sel2, CM_REG_MISC_CTRL, CM_SPDIF_SELECT2, 0, 0);
2428DEFINE_BIT_SWITCH_ARG(spdif_enable, CM_REG_LEGACY_CTRL, CM_ENSPDOUT, 0, 0);
2429DEFINE_BIT_SWITCH_ARG(spdo2dac, CM_REG_FUNCTRL1, CM_SPDO2DAC, 0, 1);
2430DEFINE_BIT_SWITCH_ARG(spdi_valid, CM_REG_MISC, CM_SPDVALID, 1, 0);
2431DEFINE_BIT_SWITCH_ARG(spdif_copyright, CM_REG_LEGACY_CTRL, CM_SPDCOPYRHT, 0, 0);
2432DEFINE_BIT_SWITCH_ARG(spdif_dac_out, CM_REG_LEGACY_CTRL, CM_DAC2SPDO, 0, 1);
2433DEFINE_SWITCH_ARG(spdo_5v, CM_REG_MISC_CTRL, CM_SPDO5V, 0, 0, 0); /* inverse: 0 = 5V */
2434// DEFINE_BIT_SWITCH_ARG(spdo_48k, CM_REG_MISC_CTRL, CM_SPDF_AC97|CM_SPDIF48K, 0, 1);
2435DEFINE_BIT_SWITCH_ARG(spdif_loop, CM_REG_FUNCTRL1, CM_SPDFLOOP, 0, 1);
2436DEFINE_BIT_SWITCH_ARG(spdi_monitor, CM_REG_MIXER1, CM_CDPLAY, 1, 0);
2437/* DEFINE_BIT_SWITCH_ARG(spdi_phase, CM_REG_CHFORMAT, CM_SPDIF_INVERSE, 0, 0); */
2438DEFINE_BIT_SWITCH_ARG(spdi_phase, CM_REG_MISC, CM_SPDIF_INVERSE, 1, 0);
2439DEFINE_BIT_SWITCH_ARG(spdi_phase2, CM_REG_CHFORMAT, CM_SPDIF_INVERSE2, 0, 0);
2440#if CM_CH_PLAY == 1
2441DEFINE_SWITCH_ARG(exchange_dac, CM_REG_MISC_CTRL, CM_XCHGDAC, 0, 0, 0); /* reversed */
2442#else
2443DEFINE_SWITCH_ARG(exchange_dac, CM_REG_MISC_CTRL, CM_XCHGDAC, CM_XCHGDAC, 0, 0);
2444#endif
2445DEFINE_BIT_SWITCH_ARG(fourch, CM_REG_MISC_CTRL, CM_N4SPK3D, 0, 0);
Clemens Ladischa839a332007-09-17 09:35:46 +02002446// DEFINE_BIT_SWITCH_ARG(line_rear, CM_REG_MIXER1, CM_REAR2LIN, 1, 0);
2447// DEFINE_BIT_SWITCH_ARG(line_bass, CM_REG_LEGACY_CTRL, CM_CENTR2LIN|CM_BASE2LIN, 0, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002448// DEFINE_BIT_SWITCH_ARG(joystick, CM_REG_FUNCTRL1, CM_JYSTK_EN, 0, 0); /* now module option */
2449DEFINE_SWITCH_ARG(modem, CM_REG_MISC_CTRL, CM_FLINKON|CM_FLINKOFF, CM_FLINKON, 0, 0);
2450
2451#define DEFINE_SWITCH(sname, stype, sarg) \
2452{ .name = sname, \
2453 .iface = stype, \
2454 .info = snd_cmipci_uswitch_info, \
2455 .get = snd_cmipci_uswitch_get, \
2456 .put = snd_cmipci_uswitch_put, \
2457 .private_value = (unsigned long)&cmipci_switch_arg_##sarg,\
2458}
2459
2460#define DEFINE_CARD_SWITCH(sname, sarg) DEFINE_SWITCH(sname, SNDRV_CTL_ELEM_IFACE_CARD, sarg)
2461#define DEFINE_MIXER_SWITCH(sname, sarg) DEFINE_SWITCH(sname, SNDRV_CTL_ELEM_IFACE_MIXER, sarg)
2462
2463
2464/*
2465 * callbacks for spdif output switch
2466 * needs toggle two registers..
2467 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002468static int snd_cmipci_spdout_enable_get(struct snd_kcontrol *kcontrol,
2469 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002470{
2471 int changed;
2472 changed = _snd_cmipci_uswitch_get(kcontrol, ucontrol, &cmipci_switch_arg_spdif_enable);
2473 changed |= _snd_cmipci_uswitch_get(kcontrol, ucontrol, &cmipci_switch_arg_spdo2dac);
2474 return changed;
2475}
2476
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002477static int snd_cmipci_spdout_enable_put(struct snd_kcontrol *kcontrol,
2478 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002479{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002480 struct cmipci *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002481 int changed;
2482 changed = _snd_cmipci_uswitch_put(kcontrol, ucontrol, &cmipci_switch_arg_spdif_enable);
2483 changed |= _snd_cmipci_uswitch_put(kcontrol, ucontrol, &cmipci_switch_arg_spdo2dac);
2484 if (changed) {
2485 if (ucontrol->value.integer.value[0]) {
2486 if (chip->spdif_playback_avail)
2487 snd_cmipci_set_bit(chip, CM_REG_FUNCTRL1, CM_PLAYBACK_SPDF);
2488 } else {
2489 if (chip->spdif_playback_avail)
2490 snd_cmipci_clear_bit(chip, CM_REG_FUNCTRL1, CM_PLAYBACK_SPDF);
2491 }
2492 }
2493 chip->spdif_playback_enabled = ucontrol->value.integer.value[0];
2494 return changed;
2495}
2496
2497
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002498static int snd_cmipci_line_in_mode_info(struct snd_kcontrol *kcontrol,
2499 struct snd_ctl_elem_info *uinfo)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002500{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002501 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002502 static char *texts[3] = { "Line-In", "Rear Output", "Bass Output" };
2503 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2504 uinfo->count = 1;
2505 uinfo->value.enumerated.items = cm->chip_version >= 39 ? 3 : 2;
2506 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2507 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
2508 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
2509 return 0;
2510}
2511
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002512static inline unsigned int get_line_in_mode(struct cmipci *cm)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002513{
2514 unsigned int val;
2515 if (cm->chip_version >= 39) {
2516 val = snd_cmipci_read(cm, CM_REG_LEGACY_CTRL);
Clemens Ladischa839a332007-09-17 09:35:46 +02002517 if (val & (CM_CENTR2LIN | CM_BASE2LIN))
Takashi Iwai01d25d42005-04-11 16:58:24 +02002518 return 2;
2519 }
2520 val = snd_cmipci_read_b(cm, CM_REG_MIXER1);
Clemens Ladischa839a332007-09-17 09:35:46 +02002521 if (val & CM_REAR2LIN)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002522 return 1;
2523 return 0;
2524}
2525
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002526static int snd_cmipci_line_in_mode_get(struct snd_kcontrol *kcontrol,
2527 struct snd_ctl_elem_value *ucontrol)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002528{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002529 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002530
2531 spin_lock_irq(&cm->reg_lock);
2532 ucontrol->value.enumerated.item[0] = get_line_in_mode(cm);
2533 spin_unlock_irq(&cm->reg_lock);
2534 return 0;
2535}
2536
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002537static int snd_cmipci_line_in_mode_put(struct snd_kcontrol *kcontrol,
2538 struct snd_ctl_elem_value *ucontrol)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002539{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002540 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002541 int change;
2542
2543 spin_lock_irq(&cm->reg_lock);
2544 if (ucontrol->value.enumerated.item[0] == 2)
Clemens Ladischa839a332007-09-17 09:35:46 +02002545 change = snd_cmipci_set_bit(cm, CM_REG_LEGACY_CTRL, CM_CENTR2LIN | CM_BASE2LIN);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002546 else
Clemens Ladischa839a332007-09-17 09:35:46 +02002547 change = snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_CENTR2LIN | CM_BASE2LIN);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002548 if (ucontrol->value.enumerated.item[0] == 1)
Clemens Ladischa839a332007-09-17 09:35:46 +02002549 change |= snd_cmipci_set_bit_b(cm, CM_REG_MIXER1, CM_REAR2LIN);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002550 else
Clemens Ladischa839a332007-09-17 09:35:46 +02002551 change |= snd_cmipci_clear_bit_b(cm, CM_REG_MIXER1, CM_REAR2LIN);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002552 spin_unlock_irq(&cm->reg_lock);
2553 return change;
2554}
2555
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002556static int snd_cmipci_mic_in_mode_info(struct snd_kcontrol *kcontrol,
2557 struct snd_ctl_elem_info *uinfo)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002558{
2559 static char *texts[2] = { "Mic-In", "Center/LFE Output" };
2560 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2561 uinfo->count = 1;
2562 uinfo->value.enumerated.items = 2;
2563 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2564 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
2565 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
2566 return 0;
2567}
2568
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002569static int snd_cmipci_mic_in_mode_get(struct snd_kcontrol *kcontrol,
2570 struct snd_ctl_elem_value *ucontrol)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002571{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002572 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002573 /* same bit as spdi_phase */
2574 spin_lock_irq(&cm->reg_lock);
2575 ucontrol->value.enumerated.item[0] =
2576 (snd_cmipci_read_b(cm, CM_REG_MISC) & CM_SPDIF_INVERSE) ? 1 : 0;
2577 spin_unlock_irq(&cm->reg_lock);
2578 return 0;
2579}
2580
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002581static int snd_cmipci_mic_in_mode_put(struct snd_kcontrol *kcontrol,
2582 struct snd_ctl_elem_value *ucontrol)
Takashi Iwai01d25d42005-04-11 16:58:24 +02002583{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002584 struct cmipci *cm = snd_kcontrol_chip(kcontrol);
Takashi Iwai01d25d42005-04-11 16:58:24 +02002585 int change;
2586
2587 spin_lock_irq(&cm->reg_lock);
2588 if (ucontrol->value.enumerated.item[0])
2589 change = snd_cmipci_set_bit_b(cm, CM_REG_MISC, CM_SPDIF_INVERSE);
2590 else
2591 change = snd_cmipci_clear_bit_b(cm, CM_REG_MISC, CM_SPDIF_INVERSE);
2592 spin_unlock_irq(&cm->reg_lock);
2593 return change;
2594}
2595
Linus Torvalds1da177e2005-04-16 15:20:36 -07002596/* both for CM8338/8738 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002597static struct snd_kcontrol_new snd_cmipci_mixer_switches[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002598 DEFINE_MIXER_SWITCH("Four Channel Mode", fourch),
Takashi Iwai01d25d42005-04-11 16:58:24 +02002599 {
2600 .name = "Line-In Mode",
2601 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2602 .info = snd_cmipci_line_in_mode_info,
2603 .get = snd_cmipci_line_in_mode_get,
2604 .put = snd_cmipci_line_in_mode_put,
2605 },
Linus Torvalds1da177e2005-04-16 15:20:36 -07002606};
2607
2608/* for non-multichannel chips */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002609static struct snd_kcontrol_new snd_cmipci_nomulti_switch __devinitdata =
Linus Torvalds1da177e2005-04-16 15:20:36 -07002610DEFINE_MIXER_SWITCH("Exchange DAC", exchange_dac);
2611
2612/* only for CM8738 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002613static struct snd_kcontrol_new snd_cmipci_8738_mixer_switches[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002614#if 0 /* controlled in pcm device */
2615 DEFINE_MIXER_SWITCH("IEC958 In Record", spdif_in),
2616 DEFINE_MIXER_SWITCH("IEC958 Out", spdif_out),
2617 DEFINE_MIXER_SWITCH("IEC958 Out To DAC", spdo2dac),
2618#endif
2619 // DEFINE_MIXER_SWITCH("IEC958 Output Switch", spdif_enable),
2620 { .name = "IEC958 Output Switch",
2621 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2622 .info = snd_cmipci_uswitch_info,
2623 .get = snd_cmipci_spdout_enable_get,
2624 .put = snd_cmipci_spdout_enable_put,
2625 },
2626 DEFINE_MIXER_SWITCH("IEC958 In Valid", spdi_valid),
2627 DEFINE_MIXER_SWITCH("IEC958 Copyright", spdif_copyright),
2628 DEFINE_MIXER_SWITCH("IEC958 5V", spdo_5v),
2629// DEFINE_MIXER_SWITCH("IEC958 In/Out 48KHz", spdo_48k),
2630 DEFINE_MIXER_SWITCH("IEC958 Loop", spdif_loop),
2631 DEFINE_MIXER_SWITCH("IEC958 In Monitor", spdi_monitor),
2632};
2633
2634/* only for model 033/037 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002635static struct snd_kcontrol_new snd_cmipci_old_mixer_switches[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002636 DEFINE_MIXER_SWITCH("IEC958 Mix Analog", spdif_dac_out),
2637 DEFINE_MIXER_SWITCH("IEC958 In Phase Inverse", spdi_phase),
2638 DEFINE_MIXER_SWITCH("IEC958 In Select", spdif_in_sel1),
2639};
2640
2641/* only for model 039 or later */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002642static struct snd_kcontrol_new snd_cmipci_extra_mixer_switches[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002643 DEFINE_MIXER_SWITCH("IEC958 In Select", spdif_in_sel2),
2644 DEFINE_MIXER_SWITCH("IEC958 In Phase Inverse", spdi_phase2),
Takashi Iwai01d25d42005-04-11 16:58:24 +02002645 {
2646 .name = "Mic-In Mode",
2647 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2648 .info = snd_cmipci_mic_in_mode_info,
2649 .get = snd_cmipci_mic_in_mode_get,
2650 .put = snd_cmipci_mic_in_mode_put,
2651 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002652};
2653
2654/* card control switches */
Clemens Ladisch69a07302007-12-10 12:28:52 +01002655static struct snd_kcontrol_new snd_cmipci_modem_switch __devinitdata =
2656DEFINE_CARD_SWITCH("Modem", modem);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002657
2658
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002659static int __devinit snd_cmipci_mixer_new(struct cmipci *cm, int pcm_spdif_device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002660{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002661 struct snd_card *card;
2662 struct snd_kcontrol_new *sw;
2663 struct snd_kcontrol *kctl;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002664 unsigned int idx;
2665 int err;
2666
Takashi Iwaida3cec32008-08-08 17:12:14 +02002667 if (snd_BUG_ON(!cm || !cm->card))
2668 return -EINVAL;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002669
2670 card = cm->card;
2671
2672 strcpy(card->mixername, "CMedia PCI");
2673
2674 spin_lock_irq(&cm->reg_lock);
2675 snd_cmipci_mixer_write(cm, 0x00, 0x00); /* mixer reset */
2676 spin_unlock_irq(&cm->reg_lock);
2677
2678 for (idx = 0; idx < ARRAY_SIZE(snd_cmipci_mixers); idx++) {
2679 if (cm->chip_version == 68) { // 8768 has no PCM volume
2680 if (!strcmp(snd_cmipci_mixers[idx].name,
2681 "PCM Playback Volume"))
2682 continue;
2683 }
2684 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cmipci_mixers[idx], cm))) < 0)
2685 return err;
2686 }
2687
2688 /* mixer switches */
2689 sw = snd_cmipci_mixer_switches;
2690 for (idx = 0; idx < ARRAY_SIZE(snd_cmipci_mixer_switches); idx++, sw++) {
2691 err = snd_ctl_add(cm->card, snd_ctl_new1(sw, cm));
2692 if (err < 0)
2693 return err;
2694 }
2695 if (! cm->can_multi_ch) {
2696 err = snd_ctl_add(cm->card, snd_ctl_new1(&snd_cmipci_nomulti_switch, cm));
2697 if (err < 0)
2698 return err;
2699 }
2700 if (cm->device == PCI_DEVICE_ID_CMEDIA_CM8738 ||
2701 cm->device == PCI_DEVICE_ID_CMEDIA_CM8738B) {
2702 sw = snd_cmipci_8738_mixer_switches;
2703 for (idx = 0; idx < ARRAY_SIZE(snd_cmipci_8738_mixer_switches); idx++, sw++) {
2704 err = snd_ctl_add(cm->card, snd_ctl_new1(sw, cm));
2705 if (err < 0)
2706 return err;
2707 }
2708 if (cm->can_ac3_hw) {
2709 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_cmipci_spdif_default, cm))) < 0)
2710 return err;
2711 kctl->id.device = pcm_spdif_device;
2712 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_cmipci_spdif_mask, cm))) < 0)
2713 return err;
2714 kctl->id.device = pcm_spdif_device;
2715 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_cmipci_spdif_stream, cm))) < 0)
2716 return err;
2717 kctl->id.device = pcm_spdif_device;
2718 }
2719 if (cm->chip_version <= 37) {
2720 sw = snd_cmipci_old_mixer_switches;
2721 for (idx = 0; idx < ARRAY_SIZE(snd_cmipci_old_mixer_switches); idx++, sw++) {
2722 err = snd_ctl_add(cm->card, snd_ctl_new1(sw, cm));
2723 if (err < 0)
2724 return err;
2725 }
2726 }
2727 }
2728 if (cm->chip_version >= 39) {
2729 sw = snd_cmipci_extra_mixer_switches;
2730 for (idx = 0; idx < ARRAY_SIZE(snd_cmipci_extra_mixer_switches); idx++, sw++) {
2731 err = snd_ctl_add(cm->card, snd_ctl_new1(sw, cm));
2732 if (err < 0)
2733 return err;
2734 }
2735 }
2736
2737 /* card switches */
Clemens Ladisch25543fa2007-12-11 08:55:16 +01002738 /*
2739 * newer chips don't have the register bits to force modem link
2740 * detection; the bit that was FLINKON now mutes CH1
2741 */
Clemens Ladisch69a07302007-12-10 12:28:52 +01002742 if (cm->chip_version < 39) {
2743 err = snd_ctl_add(cm->card,
2744 snd_ctl_new1(&snd_cmipci_modem_switch, cm));
Linus Torvalds1da177e2005-04-16 15:20:36 -07002745 if (err < 0)
2746 return err;
2747 }
2748
2749 for (idx = 0; idx < CM_SAVED_MIXERS; idx++) {
Harvey Harrison7dfa31e2008-02-28 11:52:17 +01002750 struct snd_ctl_elem_id elem_id;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002751 struct snd_kcontrol *ctl;
Harvey Harrison7dfa31e2008-02-28 11:52:17 +01002752 memset(&elem_id, 0, sizeof(elem_id));
2753 elem_id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2754 strcpy(elem_id.name, cm_saved_mixer[idx].name);
2755 ctl = snd_ctl_find_id(cm->card, &elem_id);
2756 if (ctl)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002757 cm->mixer_res_ctl[idx] = ctl;
2758 }
2759
2760 return 0;
2761}
2762
2763
2764/*
2765 * proc interface
2766 */
2767
2768#ifdef CONFIG_PROC_FS
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002769static void snd_cmipci_proc_read(struct snd_info_entry *entry,
2770 struct snd_info_buffer *buffer)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002771{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002772 struct cmipci *cm = entry->private_data;
Clemens Ladisch54d030c2007-09-17 09:36:16 +02002773 int i, v;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002774
Clemens Ladisch54d030c2007-09-17 09:36:16 +02002775 snd_iprintf(buffer, "%s\n", cm->card->longname);
2776 for (i = 0; i < 0x94; i++) {
2777 if (i == 0x28)
2778 i = 0x90;
2779 v = inb(cm->iobase + i);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002780 if (i % 4 == 0)
Clemens Ladisch54d030c2007-09-17 09:36:16 +02002781 snd_iprintf(buffer, "\n%02x:", i);
2782 snd_iprintf(buffer, " %02x", v);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002783 }
Clemens Ladisch54d030c2007-09-17 09:36:16 +02002784 snd_iprintf(buffer, "\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002785}
2786
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002787static void __devinit snd_cmipci_proc_init(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002788{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002789 struct snd_info_entry *entry;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002790
2791 if (! snd_card_proc_new(cm->card, "cmipci", &entry))
Takashi Iwaibf850202006-04-28 15:13:41 +02002792 snd_info_set_text_ops(entry, cm, snd_cmipci_proc_read);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002793}
2794#else /* !CONFIG_PROC_FS */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002795static inline void snd_cmipci_proc_init(struct cmipci *cm) {}
Linus Torvalds1da177e2005-04-16 15:20:36 -07002796#endif
2797
2798
Takashi Iwaif40b6892006-07-05 16:51:05 +02002799static struct pci_device_id snd_cmipci_ids[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002800 {PCI_VENDOR_ID_CMEDIA, PCI_DEVICE_ID_CMEDIA_CM8338A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2801 {PCI_VENDOR_ID_CMEDIA, PCI_DEVICE_ID_CMEDIA_CM8338B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2802 {PCI_VENDOR_ID_CMEDIA, PCI_DEVICE_ID_CMEDIA_CM8738, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2803 {PCI_VENDOR_ID_CMEDIA, PCI_DEVICE_ID_CMEDIA_CM8738B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2804 {PCI_VENDOR_ID_AL, PCI_DEVICE_ID_CMEDIA_CM8738, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2805 {0,},
2806};
2807
2808
2809/*
2810 * check chip version and capabilities
2811 * driver name is modified according to the chip model
2812 */
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002813static void __devinit query_chip(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002814{
2815 unsigned int detect;
2816
2817 /* check reg 0Ch, bit 24-31 */
2818 detect = snd_cmipci_read(cm, CM_REG_INT_HLDCLR) & CM_CHIP_MASK2;
2819 if (! detect) {
2820 /* check reg 08h, bit 24-28 */
2821 detect = snd_cmipci_read(cm, CM_REG_CHFORMAT) & CM_CHIP_MASK1;
Clemens Ladisch133271f2007-08-27 09:20:31 +02002822 switch (detect) {
2823 case 0:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002824 cm->chip_version = 33;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002825 if (cm->do_soft_ac3)
2826 cm->can_ac3_sw = 1;
2827 else
2828 cm->can_ac3_hw = 1;
Clemens Ladisch133271f2007-08-27 09:20:31 +02002829 break;
Clemens Ladisch6935e682007-09-17 09:34:59 +02002830 case CM_CHIP_037:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002831 cm->chip_version = 37;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002832 cm->can_ac3_hw = 1;
Clemens Ladisch133271f2007-08-27 09:20:31 +02002833 break;
2834 default:
2835 cm->chip_version = 39;
2836 cm->can_ac3_hw = 1;
2837 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002838 }
Clemens Ladisch133271f2007-08-27 09:20:31 +02002839 cm->max_channels = 2;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002840 } else {
Clemens Ladisch133271f2007-08-27 09:20:31 +02002841 if (detect & CM_CHIP_039) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002842 cm->chip_version = 39;
2843 if (detect & CM_CHIP_039_6CH) /* 4 or 6 channels */
2844 cm->max_channels = 6;
2845 else
2846 cm->max_channels = 4;
Clemens Ladisch133271f2007-08-27 09:20:31 +02002847 } else if (detect & CM_CHIP_8768) {
2848 cm->chip_version = 68;
2849 cm->max_channels = 8;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01002850 cm->can_96k = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002851 } else {
Clemens Ladisch133271f2007-08-27 09:20:31 +02002852 cm->chip_version = 55;
2853 cm->max_channels = 6;
Timofei Bondarenko755c48a2007-10-31 17:36:20 +01002854 cm->can_96k = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002855 }
Clemens Ladisch133271f2007-08-27 09:20:31 +02002856 cm->can_ac3_hw = 1;
Clemens Ladisch133271f2007-08-27 09:20:31 +02002857 cm->can_multi_ch = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002858 }
2859}
2860
2861#ifdef SUPPORT_JOYSTICK
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002862static int __devinit snd_cmipci_create_gameport(struct cmipci *cm, int dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002863{
2864 static int ports[] = { 0x201, 0x200, 0 }; /* FIXME: majority is 0x201? */
2865 struct gameport *gp;
2866 struct resource *r = NULL;
2867 int i, io_port = 0;
2868
2869 if (joystick_port[dev] == 0)
2870 return -ENODEV;
2871
2872 if (joystick_port[dev] == 1) { /* auto-detect */
2873 for (i = 0; ports[i]; i++) {
2874 io_port = ports[i];
2875 r = request_region(io_port, 1, "CMIPCI gameport");
2876 if (r)
2877 break;
2878 }
2879 } else {
2880 io_port = joystick_port[dev];
2881 r = request_region(io_port, 1, "CMIPCI gameport");
2882 }
2883
2884 if (!r) {
2885 printk(KERN_WARNING "cmipci: cannot reserve joystick ports\n");
2886 return -EBUSY;
2887 }
2888
2889 cm->gameport = gp = gameport_allocate_port();
2890 if (!gp) {
2891 printk(KERN_ERR "cmipci: cannot allocate memory for gameport\n");
Takashi Iwaib1d57762005-10-10 11:56:31 +02002892 release_and_free_resource(r);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002893 return -ENOMEM;
2894 }
2895 gameport_set_name(gp, "C-Media Gameport");
2896 gameport_set_phys(gp, "pci%s/gameport0", pci_name(cm->pci));
2897 gameport_set_dev_parent(gp, &cm->pci->dev);
2898 gp->io = io_port;
2899 gameport_set_port_data(gp, r);
2900
2901 snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_JYSTK_EN);
2902
2903 gameport_register_port(cm->gameport);
2904
2905 return 0;
2906}
2907
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002908static void snd_cmipci_free_gameport(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002909{
2910 if (cm->gameport) {
2911 struct resource *r = gameport_get_port_data(cm->gameport);
2912
2913 gameport_unregister_port(cm->gameport);
2914 cm->gameport = NULL;
2915
2916 snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1, CM_JYSTK_EN);
Takashi Iwaib1d57762005-10-10 11:56:31 +02002917 release_and_free_resource(r);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002918 }
2919}
2920#else
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002921static inline int snd_cmipci_create_gameport(struct cmipci *cm, int dev) { return -ENOSYS; }
2922static inline void snd_cmipci_free_gameport(struct cmipci *cm) { }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002923#endif
2924
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002925static int snd_cmipci_free(struct cmipci *cm)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002926{
2927 if (cm->irq >= 0) {
2928 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_FM_EN);
2929 snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_ENSPDOUT);
2930 snd_cmipci_write(cm, CM_REG_INT_HLDCLR, 0); /* disable ints */
2931 snd_cmipci_ch_reset(cm, CM_CH_PLAY);
2932 snd_cmipci_ch_reset(cm, CM_CH_CAPT);
2933 snd_cmipci_write(cm, CM_REG_FUNCTRL0, 0); /* disable channels */
2934 snd_cmipci_write(cm, CM_REG_FUNCTRL1, 0);
2935
2936 /* reset mixer */
2937 snd_cmipci_mixer_write(cm, 0, 0);
2938
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002939 free_irq(cm->irq, cm);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002940 }
2941
2942 snd_cmipci_free_gameport(cm);
2943 pci_release_regions(cm->pci);
2944 pci_disable_device(cm->pci);
2945 kfree(cm);
2946 return 0;
2947}
2948
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002949static int snd_cmipci_dev_free(struct snd_device *device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002950{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002951 struct cmipci *cm = device->device_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002952 return snd_cmipci_free(cm);
2953}
2954
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002955static int __devinit snd_cmipci_create_fm(struct cmipci *cm, long fm_port)
Clemens Ladisch5747e542005-09-14 08:33:46 +02002956{
2957 long iosynth;
2958 unsigned int val;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01002959 struct snd_opl3 *opl3;
Clemens Ladisch5747e542005-09-14 08:33:46 +02002960 int err;
2961
Takashi Iwai2f24d1592007-02-15 18:56:43 +01002962 if (!fm_port)
2963 goto disable_fm;
2964
Clemens Ladischc78c9502007-09-03 09:55:49 +02002965 if (cm->chip_version >= 39) {
Clemens Ladisch45c41b42007-08-22 09:45:03 +02002966 /* first try FM regs in PCI port range */
2967 iosynth = cm->iobase + CM_REG_FM_PCI;
2968 err = snd_opl3_create(cm->card, iosynth, iosynth + 2,
2969 OPL3_HW_OPL3, 1, &opl3);
2970 } else {
2971 err = -EIO;
2972 }
Clemens Ladisch5747e542005-09-14 08:33:46 +02002973 if (err < 0) {
2974 /* then try legacy ports */
2975 val = snd_cmipci_read(cm, CM_REG_LEGACY_CTRL) & ~CM_FMSEL_MASK;
2976 iosynth = fm_port;
2977 switch (iosynth) {
2978 case 0x3E8: val |= CM_FMSEL_3E8; break;
2979 case 0x3E0: val |= CM_FMSEL_3E0; break;
2980 case 0x3C8: val |= CM_FMSEL_3C8; break;
2981 case 0x388: val |= CM_FMSEL_388; break;
2982 default:
Takashi Iwai2f24d1592007-02-15 18:56:43 +01002983 goto disable_fm;
Clemens Ladisch5747e542005-09-14 08:33:46 +02002984 }
2985 snd_cmipci_write(cm, CM_REG_LEGACY_CTRL, val);
2986 /* enable FM */
2987 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_FM_EN);
2988
2989 if (snd_opl3_create(cm->card, iosynth, iosynth + 2,
2990 OPL3_HW_OPL3, 0, &opl3) < 0) {
2991 printk(KERN_ERR "cmipci: no OPL device at %#lx, "
2992 "skipping...\n", iosynth);
Takashi Iwai2f24d1592007-02-15 18:56:43 +01002993 goto disable_fm;
Clemens Ladisch5747e542005-09-14 08:33:46 +02002994 }
2995 }
2996 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
2997 printk(KERN_ERR "cmipci: cannot create OPL3 hwdep\n");
2998 return err;
2999 }
3000 return 0;
Takashi Iwai2f24d1592007-02-15 18:56:43 +01003001
3002 disable_fm:
3003 snd_cmipci_clear_bit(cm, CM_REG_LEGACY_CTRL, CM_FMSEL_MASK);
3004 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_FM_EN);
3005 return 0;
Clemens Ladisch5747e542005-09-14 08:33:46 +02003006}
3007
Takashi Iwai2cbdb682005-11-17 15:03:13 +01003008static int __devinit snd_cmipci_create(struct snd_card *card, struct pci_dev *pci,
3009 int dev, struct cmipci **rcmipci)
Linus Torvalds1da177e2005-04-16 15:20:36 -07003010{
Takashi Iwai2cbdb682005-11-17 15:03:13 +01003011 struct cmipci *cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07003012 int err;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01003013 static struct snd_device_ops ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07003014 .dev_free = snd_cmipci_dev_free,
3015 };
Clemens Ladischd6426252007-08-27 09:22:31 +02003016 unsigned int val;
Subrata Modak395a4342009-04-27 16:42:37 +05303017 long iomidi = 0;
Clemens Ladischc9116ae2007-08-24 09:18:04 +02003018 int integrated_midi = 0;
Clemens Ladischb7e054a2007-09-03 09:56:45 +02003019 char modelstr[16];
Linus Torvalds1da177e2005-04-16 15:20:36 -07003020 int pcm_index, pcm_spdif_index;
3021 static struct pci_device_id intel_82437vx[] = {
3022 { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437VX) },
3023 { },
3024 };
3025
3026 *rcmipci = NULL;
3027
3028 if ((err = pci_enable_device(pci)) < 0)
3029 return err;
3030
Takashi Iwaie560d8d2005-09-09 14:21:46 +02003031 cm = kzalloc(sizeof(*cm), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07003032 if (cm == NULL) {
3033 pci_disable_device(pci);
3034 return -ENOMEM;
3035 }
3036
3037 spin_lock_init(&cm->reg_lock);
Ingo Molnar62932df2006-01-16 16:34:20 +01003038 mutex_init(&cm->open_mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07003039 cm->device = pci->device;
3040 cm->card = card;
3041 cm->pci = pci;
3042 cm->irq = -1;
3043 cm->channel[0].ch = 0;
3044 cm->channel[1].ch = 1;
3045 cm->channel[0].is_dac = cm->channel[1].is_dac = 1; /* dual DAC mode */
3046
3047 if ((err = pci_request_regions(pci, card->driver)) < 0) {
3048 kfree(cm);
3049 pci_disable_device(pci);
3050 return err;
3051 }
3052 cm->iobase = pci_resource_start(pci, 0);
3053
Takashi Iwai2cbdb682005-11-17 15:03:13 +01003054 if (request_irq(pci->irq, snd_cmipci_interrupt,
Takashi Iwai437a5a42006-11-21 12:14:23 +01003055 IRQF_SHARED, card->driver, cm)) {
Takashi Iwai99b359b2005-10-20 18:26:44 +02003056 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
Linus Torvalds1da177e2005-04-16 15:20:36 -07003057 snd_cmipci_free(cm);
3058 return -EBUSY;
3059 }
3060 cm->irq = pci->irq;
3061
3062 pci_set_master(cm->pci);
3063
3064 /*
3065 * check chip version, max channels and capabilities
3066 */
3067
3068 cm->chip_version = 0;
3069 cm->max_channels = 2;
3070 cm->do_soft_ac3 = soft_ac3[dev];
3071
3072 if (pci->device != PCI_DEVICE_ID_CMEDIA_CM8338A &&
3073 pci->device != PCI_DEVICE_ID_CMEDIA_CM8338B)
3074 query_chip(cm);
3075 /* added -MCx suffix for chip supporting multi-channels */
3076 if (cm->can_multi_ch)
3077 sprintf(cm->card->driver + strlen(cm->card->driver),
3078 "-MC%d", cm->max_channels);
3079 else if (cm->can_ac3_sw)
3080 strcpy(cm->card->driver + strlen(cm->card->driver), "-SWIEC");
3081
3082 cm->dig_status = SNDRV_PCM_DEFAULT_CON_SPDIF;
3083 cm->dig_pcm_status = SNDRV_PCM_DEFAULT_CON_SPDIF;
3084
3085#if CM_CH_PLAY == 1
3086 cm->ctrl = CM_CHADC0; /* default FUNCNTRL0 */
3087#else
3088 cm->ctrl = CM_CHADC1; /* default FUNCNTRL0 */
3089#endif
3090
3091 /* initialize codec registers */
Clemens Ladisch3042ef72007-09-17 09:36:49 +02003092 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_RESET);
3093 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_RESET);
Linus Torvalds1da177e2005-04-16 15:20:36 -07003094 snd_cmipci_write(cm, CM_REG_INT_HLDCLR, 0); /* disable ints */
3095 snd_cmipci_ch_reset(cm, CM_CH_PLAY);
3096 snd_cmipci_ch_reset(cm, CM_CH_CAPT);
3097 snd_cmipci_write(cm, CM_REG_FUNCTRL0, 0); /* disable channels */
3098 snd_cmipci_write(cm, CM_REG_FUNCTRL1, 0);
3099
3100 snd_cmipci_write(cm, CM_REG_CHFORMAT, 0);
3101 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_ENDBDAC|CM_N4SPK3D);
3102#if CM_CH_PLAY == 1
3103 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
3104#else
3105 snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
3106#endif
Clemens Ladisch4ee72712007-09-17 09:37:19 +02003107 if (cm->chip_version) {
3108 snd_cmipci_write_b(cm, CM_REG_EXT_MISC, 0x20); /* magic */
3109 snd_cmipci_write_b(cm, CM_REG_EXT_MISC + 1, 0x09); /* more magic */
3110 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07003111 /* Set Bus Master Request */
3112 snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_BREQ);
3113
3114 /* Assume TX and compatible chip set (Autodetection required for VX chip sets) */
3115 switch (pci->device) {
3116 case PCI_DEVICE_ID_CMEDIA_CM8738:
3117 case PCI_DEVICE_ID_CMEDIA_CM8738B:
3118 if (!pci_dev_present(intel_82437vx))
3119 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_TXVX);
3120 break;
3121 default:
3122 break;
3123 }
3124
Clemens Ladischd6426252007-08-27 09:22:31 +02003125 if (cm->chip_version < 68) {
3126 val = pci->device < 0x110 ? 8338 : 8738;
Clemens Ladischd6426252007-08-27 09:22:31 +02003127 } else {
3128 switch (snd_cmipci_read_b(cm, CM_REG_INT_HLDCLR + 3) & 0x03) {
3129 case 0:
3130 val = 8769;
3131 break;
3132 case 2:
3133 val = 8762;
3134 break;
3135 default:
3136 switch ((pci->subsystem_vendor << 16) |
3137 pci->subsystem_device) {
3138 case 0x13f69761:
3139 case 0x584d3741:
3140 case 0x584d3751:
3141 case 0x584d3761:
3142 case 0x584d3771:
3143 case 0x72848384:
3144 val = 8770;
3145 break;
3146 default:
3147 val = 8768;
3148 break;
3149 }
3150 }
Clemens Ladischd6426252007-08-27 09:22:31 +02003151 }
Clemens Ladischb7e054a2007-09-03 09:56:45 +02003152 sprintf(card->shortname, "C-Media CMI%d", val);
3153 if (cm->chip_version < 68)
3154 sprintf(modelstr, " (model %d)", cm->chip_version);
3155 else
3156 modelstr[0] = '\0';
3157 sprintf(card->longname, "%s%s at %#lx, irq %i",
3158 card->shortname, modelstr, cm->iobase, cm->irq);
Clemens Ladisch1e02d6e2007-08-21 08:58:35 +02003159
Linus Torvalds1da177e2005-04-16 15:20:36 -07003160 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, cm, &ops)) < 0) {
3161 snd_cmipci_free(cm);
3162 return err;
3163 }
3164
Clemens Ladischc78c9502007-09-03 09:55:49 +02003165 if (cm->chip_version >= 39) {
Clemens Ladischc9116ae2007-08-24 09:18:04 +02003166 val = snd_cmipci_read_b(cm, CM_REG_MPU_PCI + 1);
3167 if (val != 0x00 && val != 0xff) {
3168 iomidi = cm->iobase + CM_REG_MPU_PCI;
3169 integrated_midi = 1;
3170 }
3171 }
3172 if (!integrated_midi) {
Clemens Ladischc78c9502007-09-03 09:55:49 +02003173 val = 0;
Clemens Ladisch5747e542005-09-14 08:33:46 +02003174 iomidi = mpu_port[dev];
3175 switch (iomidi) {
3176 case 0x320: val = CM_VMPU_320; break;
3177 case 0x310: val = CM_VMPU_310; break;
3178 case 0x300: val = CM_VMPU_300; break;
3179 case 0x330: val = CM_VMPU_330; break;
3180 default:
3181 iomidi = 0; break;
3182 }
3183 if (iomidi > 0) {
3184 snd_cmipci_write(cm, CM_REG_LEGACY_CTRL, val);
3185 /* enable UART */
3186 snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_UART_EN);
Clemens Ladisch88039812007-09-03 09:56:23 +02003187 if (inb(iomidi + 1) == 0xff) {
3188 snd_printk(KERN_ERR "cannot enable MPU-401 port"
3189 " at %#lx\n", iomidi);
3190 snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1,
3191 CM_UART_EN);
3192 iomidi = 0;
3193 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07003194 }
3195 }
Clemens Ladisch5747e542005-09-14 08:33:46 +02003196
Clemens Ladisch45c41b42007-08-22 09:45:03 +02003197 if (cm->chip_version < 68) {
3198 err = snd_cmipci_create_fm(cm, fm_port[dev]);
3199 if (err < 0)
3200 return err;
3201 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07003202
3203 /* reset mixer */
3204 snd_cmipci_mixer_write(cm, 0, 0);
3205
3206 snd_cmipci_proc_init(cm);
3207
3208 /* create pcm devices */
3209 pcm_index = pcm_spdif_index = 0;
3210 if ((err = snd_cmipci_pcm_new(cm, pcm_index)) < 0)
3211 return err;
3212 pcm_index++;
Clemens Ladischb080ebb2007-08-27 09:21:02 +02003213 if ((err = snd_cmipci_pcm2_new(cm, pcm_index)) < 0)
3214 return err;
3215 pcm_index++;
Linus Torvalds1da177e2005-04-16 15:20:36 -07003216 if (cm->can_ac3_hw || cm->can_ac3_sw) {
3217 pcm_spdif_index = pcm_index;
3218 if ((err = snd_cmipci_pcm_spdif_new(cm, pcm_index)) < 0)
3219 return err;
3220 }
3221
3222 /* create mixer interface & switches */
3223 if ((err = snd_cmipci_mixer_new(cm, pcm_spdif_index)) < 0)
3224 return err;
3225
3226 if (iomidi > 0) {
3227 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_CMIPCI,
Takashi Iwai302e4c22006-05-23 13:24:30 +02003228 iomidi,
3229 (integrated_midi ?
3230 MPU401_INFO_INTEGRATED : 0),
Linus Torvalds1da177e2005-04-16 15:20:36 -07003231 cm->irq, 0, &cm->rmidi)) < 0) {
3232 printk(KERN_ERR "cmipci: no UART401 device at 0x%lx\n", iomidi);
3233 }
3234 }
3235
3236#ifdef USE_VAR48KRATE
3237 for (val = 0; val < ARRAY_SIZE(rates); val++)
3238 snd_cmipci_set_pll(cm, rates[val], val);
3239
3240 /*
3241 * (Re-)Enable external switch spdo_48k
3242 */
3243 snd_cmipci_set_bit(cm, CM_REG_MISC_CTRL, CM_SPDIF48K|CM_SPDF_AC97);
3244#endif /* USE_VAR48KRATE */
3245
3246 if (snd_cmipci_create_gameport(cm, dev) < 0)
3247 snd_cmipci_clear_bit(cm, CM_REG_FUNCTRL1, CM_JYSTK_EN);
3248
3249 snd_card_set_dev(card, &pci->dev);
3250
3251 *rcmipci = cm;
3252 return 0;
3253}
3254
3255/*
3256 */
3257
3258MODULE_DEVICE_TABLE(pci, snd_cmipci_ids);
3259
3260static int __devinit snd_cmipci_probe(struct pci_dev *pci,
3261 const struct pci_device_id *pci_id)
3262{
3263 static int dev;
Takashi Iwai2cbdb682005-11-17 15:03:13 +01003264 struct snd_card *card;
3265 struct cmipci *cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07003266 int err;
3267
3268 if (dev >= SNDRV_CARDS)
3269 return -ENODEV;
3270 if (! enable[dev]) {
3271 dev++;
3272 return -ENOENT;
3273 }
3274
Takashi Iwaie58de7b2008-12-28 16:44:30 +01003275 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
3276 if (err < 0)
3277 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -07003278
3279 switch (pci->device) {
3280 case PCI_DEVICE_ID_CMEDIA_CM8738:
3281 case PCI_DEVICE_ID_CMEDIA_CM8738B:
3282 strcpy(card->driver, "CMI8738");
3283 break;
3284 case PCI_DEVICE_ID_CMEDIA_CM8338A:
3285 case PCI_DEVICE_ID_CMEDIA_CM8338B:
3286 strcpy(card->driver, "CMI8338");
3287 break;
3288 default:
3289 strcpy(card->driver, "CMIPCI");
3290 break;
3291 }
3292
3293 if ((err = snd_cmipci_create(card, pci, dev, &cm)) < 0) {
3294 snd_card_free(card);
3295 return err;
3296 }
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003297 card->private_data = cm;
Linus Torvalds1da177e2005-04-16 15:20:36 -07003298
Linus Torvalds1da177e2005-04-16 15:20:36 -07003299 if ((err = snd_card_register(card)) < 0) {
3300 snd_card_free(card);
3301 return err;
3302 }
3303 pci_set_drvdata(pci, card);
3304 dev++;
3305 return 0;
3306
3307}
3308
3309static void __devexit snd_cmipci_remove(struct pci_dev *pci)
3310{
3311 snd_card_free(pci_get_drvdata(pci));
3312 pci_set_drvdata(pci, NULL);
3313}
3314
3315
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003316#ifdef CONFIG_PM
3317/*
3318 * power management
3319 */
3320static unsigned char saved_regs[] = {
3321 CM_REG_FUNCTRL1, CM_REG_CHFORMAT, CM_REG_LEGACY_CTRL, CM_REG_MISC_CTRL,
3322 CM_REG_MIXER0, CM_REG_MIXER1, CM_REG_MIXER2, CM_REG_MIXER3, CM_REG_PLL,
3323 CM_REG_CH0_FRAME1, CM_REG_CH0_FRAME2,
3324 CM_REG_CH1_FRAME1, CM_REG_CH1_FRAME2, CM_REG_EXT_MISC,
3325 CM_REG_INT_STATUS, CM_REG_INT_HLDCLR, CM_REG_FUNCTRL0,
3326};
3327
3328static unsigned char saved_mixers[] = {
3329 SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
3330 SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
3331 SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
3332 SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
3333 SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
3334 SB_DSP4_MIC_DEV, SB_DSP4_SPEAKER_DEV,
3335 CM_REG_EXTENT_IND, SB_DSP4_OUTPUT_SW,
3336 SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
3337};
3338
3339static int snd_cmipci_suspend(struct pci_dev *pci, pm_message_t state)
3340{
3341 struct snd_card *card = pci_get_drvdata(pci);
3342 struct cmipci *cm = card->private_data;
3343 int i;
3344
3345 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
3346
3347 snd_pcm_suspend_all(cm->pcm);
3348 snd_pcm_suspend_all(cm->pcm2);
3349 snd_pcm_suspend_all(cm->pcm_spdif);
3350
3351 /* save registers */
3352 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
3353 cm->saved_regs[i] = snd_cmipci_read(cm, saved_regs[i]);
3354 for (i = 0; i < ARRAY_SIZE(saved_mixers); i++)
3355 cm->saved_mixers[i] = snd_cmipci_mixer_read(cm, saved_mixers[i]);
3356
3357 /* disable ints */
3358 snd_cmipci_write(cm, CM_REG_INT_HLDCLR, 0);
3359
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003360 pci_disable_device(pci);
3361 pci_save_state(pci);
Takashi Iwai30b35392006-10-11 18:52:53 +02003362 pci_set_power_state(pci, pci_choose_state(pci, state));
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003363 return 0;
3364}
3365
3366static int snd_cmipci_resume(struct pci_dev *pci)
3367{
3368 struct snd_card *card = pci_get_drvdata(pci);
3369 struct cmipci *cm = card->private_data;
3370 int i;
3371
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003372 pci_set_power_state(pci, PCI_D0);
Takashi Iwai30b35392006-10-11 18:52:53 +02003373 pci_restore_state(pci);
3374 if (pci_enable_device(pci) < 0) {
3375 printk(KERN_ERR "cmipci: pci_enable_device failed, "
3376 "disabling device\n");
3377 snd_card_disconnect(card);
3378 return -EIO;
3379 }
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003380 pci_set_master(pci);
3381
3382 /* reset / initialize to a sane state */
3383 snd_cmipci_write(cm, CM_REG_INT_HLDCLR, 0);
3384 snd_cmipci_ch_reset(cm, CM_CH_PLAY);
3385 snd_cmipci_ch_reset(cm, CM_CH_CAPT);
3386 snd_cmipci_mixer_write(cm, 0, 0);
3387
3388 /* restore registers */
3389 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
3390 snd_cmipci_write(cm, saved_regs[i], cm->saved_regs[i]);
3391 for (i = 0; i < ARRAY_SIZE(saved_mixers); i++)
3392 snd_cmipci_mixer_write(cm, saved_mixers[i], cm->saved_mixers[i]);
3393
3394 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
3395 return 0;
3396}
3397#endif /* CONFIG_PM */
3398
Linus Torvalds1da177e2005-04-16 15:20:36 -07003399static struct pci_driver driver = {
3400 .name = "C-Media PCI",
3401 .id_table = snd_cmipci_ids,
3402 .probe = snd_cmipci_probe,
3403 .remove = __devexit_p(snd_cmipci_remove),
Takashi Iwaicb60e5f2005-11-17 16:14:49 +01003404#ifdef CONFIG_PM
3405 .suspend = snd_cmipci_suspend,
3406 .resume = snd_cmipci_resume,
3407#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -07003408};
3409
3410static int __init alsa_card_cmipci_init(void)
3411{
Takashi Iwai01d25d42005-04-11 16:58:24 +02003412 return pci_register_driver(&driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -07003413}
3414
3415static void __exit alsa_card_cmipci_exit(void)
3416{
3417 pci_unregister_driver(&driver);
3418}
3419
3420module_init(alsa_card_cmipci_init)
3421module_exit(alsa_card_cmipci_exit)