Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * (Tentative) USB Audio Driver for ALSA |
| 3 | * |
| 4 | * Mixer control part |
| 5 | * |
| 6 | * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> |
| 7 | * |
| 8 | * Many codes borrowed from audio.c by |
| 9 | * Alan Cox (alan@lxorguk.ukuu.org.uk) |
| 10 | * Thomas Sailer (sailer@ife.ee.ethz.ch) |
| 11 | * |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License as published by |
| 15 | * the Free Software Foundation; either version 2 of the License, or |
| 16 | * (at your option) any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. |
| 22 | * |
| 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program; if not, write to the Free Software |
| 25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 26 | * |
| 27 | */ |
| 28 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | #include <linux/bitops.h> |
| 30 | #include <linux/init.h> |
| 31 | #include <linux/list.h> |
| 32 | #include <linux/slab.h> |
| 33 | #include <linux/string.h> |
| 34 | #include <linux/usb.h> |
| 35 | #include <sound/core.h> |
| 36 | #include <sound/control.h> |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 37 | #include <sound/hwdep.h> |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 38 | #include <sound/info.h> |
Takashi Iwai | 7bc5ba7 | 2006-07-14 15:18:19 +0200 | [diff] [blame] | 39 | #include <sound/tlv.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | |
| 41 | #include "usbaudio.h" |
| 42 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | /* |
| 44 | */ |
| 45 | |
| 46 | /* ignore error from controls - for debugging */ |
| 47 | /* #define IGNORE_CTL_ERROR */ |
| 48 | |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 49 | /* |
| 50 | * Sound Blaster remote control configuration |
| 51 | * |
| 52 | * format of remote control data: |
| 53 | * Extigy: xx 00 |
| 54 | * Audigy 2 NX: 06 80 xx 00 00 00 |
| 55 | * Live! 24-bit: 06 80 xx yy 22 83 |
| 56 | */ |
| 57 | static const struct rc_config { |
| 58 | u32 usb_id; |
| 59 | u8 offset; |
| 60 | u8 length; |
| 61 | u8 packet_length; |
Phillip Michael Jordan | b9c196e | 2008-08-05 11:01:00 +0200 | [diff] [blame] | 62 | u8 min_packet_length; /* minimum accepted length of the URB result */ |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 63 | u8 mute_mixer_id; |
| 64 | u32 mute_code; |
| 65 | } rc_configs[] = { |
Phillip Michael Jordan | b9c196e | 2008-08-05 11:01:00 +0200 | [diff] [blame] | 66 | { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */ |
| 67 | { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */ |
| 68 | { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */ |
Andrea Borgia | 3195954 | 2009-01-07 22:58:50 +0100 | [diff] [blame] | 69 | { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */ |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 70 | }; |
| 71 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 72 | struct usb_mixer_interface { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 73 | struct snd_usb_audio *chip; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 74 | unsigned int ctrlif; |
| 75 | struct list_head list; |
| 76 | unsigned int ignore_ctl_error; |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 77 | struct urb *urb; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 78 | struct usb_mixer_elem_info **id_elems; /* array[256], indexed by unit id */ |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 79 | |
| 80 | /* Sound Blaster remote control stuff */ |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 81 | const struct rc_config *rc_cfg; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 82 | u32 rc_code; |
| 83 | wait_queue_head_t rc_waitq; |
| 84 | struct urb *rc_urb; |
| 85 | struct usb_ctrlrequest *rc_setup_packet; |
| 86 | u8 rc_buffer[6]; |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 87 | |
| 88 | u8 audigy2nx_leds[3]; |
Clemens Ladisch | 468b8fd | 2009-07-13 11:39:29 +0200 | [diff] [blame] | 89 | u8 xonar_u1_status; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 90 | }; |
| 91 | |
| 92 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | struct usb_audio_term { |
| 94 | int id; |
| 95 | int type; |
| 96 | int channels; |
| 97 | unsigned int chconfig; |
| 98 | int name; |
| 99 | }; |
| 100 | |
| 101 | struct usbmix_name_map; |
| 102 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 103 | struct mixer_build { |
| 104 | struct snd_usb_audio *chip; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 105 | struct usb_mixer_interface *mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | unsigned char *buffer; |
| 107 | unsigned int buflen; |
Clemens Ladisch | 707e607 | 2005-04-29 09:56:17 +0200 | [diff] [blame] | 108 | DECLARE_BITMAP(unitbitmap, 256); |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 109 | struct usb_audio_term oterm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 110 | const struct usbmix_name_map *map; |
Clemens Ladisch | 8e062ec | 2005-04-22 15:49:52 +0200 | [diff] [blame] | 111 | const struct usbmix_selector_map *selector_map; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 112 | }; |
| 113 | |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 114 | #define MAX_CHANNELS 10 /* max logical channels */ |
| 115 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | struct usb_mixer_elem_info { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 117 | struct usb_mixer_interface *mixer; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 118 | struct usb_mixer_elem_info *next_id_elem; /* list of controls with same id */ |
| 119 | struct snd_ctl_elem_id *elem_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 120 | unsigned int id; |
| 121 | unsigned int control; /* CS or ICN (high byte) */ |
| 122 | unsigned int cmask; /* channel mask bitmap: 0 = master */ |
| 123 | int channels; |
| 124 | int val_type; |
| 125 | int min, max, res; |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 126 | int cached; |
| 127 | int cache_val[MAX_CHANNELS]; |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 128 | u8 initialized; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | }; |
| 130 | |
| 131 | |
| 132 | enum { |
| 133 | USB_FEATURE_NONE = 0, |
| 134 | USB_FEATURE_MUTE = 1, |
| 135 | USB_FEATURE_VOLUME, |
| 136 | USB_FEATURE_BASS, |
| 137 | USB_FEATURE_MID, |
| 138 | USB_FEATURE_TREBLE, |
| 139 | USB_FEATURE_GEQ, |
| 140 | USB_FEATURE_AGC, |
| 141 | USB_FEATURE_DELAY, |
| 142 | USB_FEATURE_BASSBOOST, |
| 143 | USB_FEATURE_LOUDNESS |
| 144 | }; |
| 145 | |
| 146 | enum { |
| 147 | USB_MIXER_BOOLEAN, |
| 148 | USB_MIXER_INV_BOOLEAN, |
| 149 | USB_MIXER_S8, |
| 150 | USB_MIXER_U8, |
| 151 | USB_MIXER_S16, |
| 152 | USB_MIXER_U16, |
| 153 | }; |
| 154 | |
| 155 | enum { |
| 156 | USB_PROC_UPDOWN = 1, |
| 157 | USB_PROC_UPDOWN_SWITCH = 1, |
| 158 | USB_PROC_UPDOWN_MODE_SEL = 2, |
| 159 | |
| 160 | USB_PROC_PROLOGIC = 2, |
| 161 | USB_PROC_PROLOGIC_SWITCH = 1, |
| 162 | USB_PROC_PROLOGIC_MODE_SEL = 2, |
| 163 | |
| 164 | USB_PROC_3DENH = 3, |
| 165 | USB_PROC_3DENH_SWITCH = 1, |
| 166 | USB_PROC_3DENH_SPACE = 2, |
| 167 | |
| 168 | USB_PROC_REVERB = 4, |
| 169 | USB_PROC_REVERB_SWITCH = 1, |
| 170 | USB_PROC_REVERB_LEVEL = 2, |
| 171 | USB_PROC_REVERB_TIME = 3, |
| 172 | USB_PROC_REVERB_DELAY = 4, |
| 173 | |
| 174 | USB_PROC_CHORUS = 5, |
| 175 | USB_PROC_CHORUS_SWITCH = 1, |
| 176 | USB_PROC_CHORUS_LEVEL = 2, |
| 177 | USB_PROC_CHORUS_RATE = 3, |
| 178 | USB_PROC_CHORUS_DEPTH = 4, |
| 179 | |
| 180 | USB_PROC_DCR = 6, |
| 181 | USB_PROC_DCR_SWITCH = 1, |
| 182 | USB_PROC_DCR_RATIO = 2, |
| 183 | USB_PROC_DCR_MAX_AMP = 3, |
| 184 | USB_PROC_DCR_THRESHOLD = 4, |
| 185 | USB_PROC_DCR_ATTACK = 5, |
| 186 | USB_PROC_DCR_RELEASE = 6, |
| 187 | }; |
| 188 | |
Sergiy Kovalchuk | 7d2b451 | 2009-12-27 09:13:41 -0800 | [diff] [blame^] | 189 | /*E-mu 0202(0404) eXtension Unit(XU) control*/ |
| 190 | enum { |
| 191 | USB_XU_CLOCK_RATE = 0xe301, |
| 192 | USB_XU_CLOCK_SOURCE = 0xe302, |
| 193 | USB_XU_DIGITAL_IO_STATUS = 0xe303, |
| 194 | USB_XU_DEVICE_OPTIONS = 0xe304, |
| 195 | USB_XU_DIRECT_MONITORING = 0xe305, |
| 196 | USB_XU_METERING = 0xe306 |
| 197 | }; |
| 198 | enum { |
| 199 | USB_XU_CLOCK_SOURCE_SELECTOR = 0x02, /* clock source*/ |
| 200 | USB_XU_CLOCK_RATE_SELECTOR = 0x03, /* clock rate */ |
| 201 | USB_XU_DIGITAL_FORMAT_SELECTOR = 0x01, /* the spdif format */ |
| 202 | USB_XU_SOFT_LIMIT_SELECTOR = 0x03 /* soft limiter */ |
| 203 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | |
| 205 | /* |
| 206 | * manual mapping of mixer names |
| 207 | * if the mixer topology is too complicated and the parsed names are |
| 208 | * ambiguous, add the entries in usbmixer_maps.c. |
| 209 | */ |
| 210 | #include "usbmixer_maps.c" |
| 211 | |
| 212 | /* get the mapped name if the unit matches */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 213 | static int check_mapped_name(struct mixer_build *state, int unitid, int control, char *buf, int buflen) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | { |
| 215 | const struct usbmix_name_map *p; |
| 216 | |
| 217 | if (! state->map) |
| 218 | return 0; |
| 219 | |
| 220 | for (p = state->map; p->id; p++) { |
| 221 | if (p->id == unitid && p->name && |
| 222 | (! control || ! p->control || control == p->control)) { |
| 223 | buflen--; |
| 224 | return strlcpy(buf, p->name, buflen); |
| 225 | } |
| 226 | } |
| 227 | return 0; |
| 228 | } |
| 229 | |
| 230 | /* check whether the control should be ignored */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 231 | static int check_ignored_ctl(struct mixer_build *state, int unitid, int control) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 232 | { |
| 233 | const struct usbmix_name_map *p; |
| 234 | |
| 235 | if (! state->map) |
| 236 | return 0; |
| 237 | for (p = state->map; p->id; p++) { |
| 238 | if (p->id == unitid && ! p->name && |
| 239 | (! control || ! p->control || control == p->control)) { |
Takashi Iwai | 54530bd | 2009-02-05 15:55:18 +0100 | [diff] [blame] | 240 | /* |
| 241 | printk(KERN_DEBUG "ignored control %d:%d\n", |
| 242 | unitid, control); |
| 243 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | return 1; |
| 245 | } |
| 246 | } |
| 247 | return 0; |
| 248 | } |
| 249 | |
Clemens Ladisch | 8e062ec | 2005-04-22 15:49:52 +0200 | [diff] [blame] | 250 | /* get the mapped selector source name */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 251 | static int check_mapped_selector_name(struct mixer_build *state, int unitid, |
Clemens Ladisch | 8e062ec | 2005-04-22 15:49:52 +0200 | [diff] [blame] | 252 | int index, char *buf, int buflen) |
| 253 | { |
| 254 | const struct usbmix_selector_map *p; |
| 255 | |
| 256 | if (! state->selector_map) |
| 257 | return 0; |
| 258 | for (p = state->selector_map; p->id; p++) { |
| 259 | if (p->id == unitid && index < p->count) |
| 260 | return strlcpy(buf, p->names[index], buflen); |
| 261 | } |
| 262 | return 0; |
| 263 | } |
| 264 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 265 | /* |
| 266 | * find an audio control unit with the given unit id |
| 267 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 268 | static void *find_audio_control_unit(struct mixer_build *state, unsigned char unit) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | { |
| 270 | unsigned char *p; |
| 271 | |
| 272 | p = NULL; |
| 273 | while ((p = snd_usb_find_desc(state->buffer, state->buflen, p, |
| 274 | USB_DT_CS_INTERFACE)) != NULL) { |
| 275 | if (p[0] >= 4 && p[2] >= INPUT_TERMINAL && p[2] <= EXTENSION_UNIT && p[3] == unit) |
| 276 | return p; |
| 277 | } |
| 278 | return NULL; |
| 279 | } |
| 280 | |
| 281 | |
| 282 | /* |
| 283 | * copy a string with the given id |
| 284 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 285 | static int snd_usb_copy_string_desc(struct mixer_build *state, int index, char *buf, int maxlen) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | { |
| 287 | int len = usb_string(state->chip->dev, index, buf, maxlen - 1); |
| 288 | buf[len] = 0; |
| 289 | return len; |
| 290 | } |
| 291 | |
| 292 | /* |
| 293 | * convert from the byte/word on usb descriptor to the zero-based integer |
| 294 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 295 | static int convert_signed_value(struct usb_mixer_elem_info *cval, int val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 296 | { |
| 297 | switch (cval->val_type) { |
| 298 | case USB_MIXER_BOOLEAN: |
| 299 | return !!val; |
| 300 | case USB_MIXER_INV_BOOLEAN: |
| 301 | return !val; |
| 302 | case USB_MIXER_U8: |
| 303 | val &= 0xff; |
| 304 | break; |
| 305 | case USB_MIXER_S8: |
| 306 | val &= 0xff; |
| 307 | if (val >= 0x80) |
| 308 | val -= 0x100; |
| 309 | break; |
| 310 | case USB_MIXER_U16: |
| 311 | val &= 0xffff; |
| 312 | break; |
| 313 | case USB_MIXER_S16: |
| 314 | val &= 0xffff; |
| 315 | if (val >= 0x8000) |
| 316 | val -= 0x10000; |
| 317 | break; |
| 318 | } |
| 319 | return val; |
| 320 | } |
| 321 | |
| 322 | /* |
| 323 | * convert from the zero-based int to the byte/word for usb descriptor |
| 324 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 325 | static int convert_bytes_value(struct usb_mixer_elem_info *cval, int val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | { |
| 327 | switch (cval->val_type) { |
| 328 | case USB_MIXER_BOOLEAN: |
| 329 | return !!val; |
| 330 | case USB_MIXER_INV_BOOLEAN: |
| 331 | return !val; |
| 332 | case USB_MIXER_S8: |
| 333 | case USB_MIXER_U8: |
| 334 | return val & 0xff; |
| 335 | case USB_MIXER_S16: |
| 336 | case USB_MIXER_U16: |
| 337 | return val & 0xffff; |
| 338 | } |
| 339 | return 0; /* not reached */ |
| 340 | } |
| 341 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 342 | static int get_relative_value(struct usb_mixer_elem_info *cval, int val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | { |
| 344 | if (! cval->res) |
| 345 | cval->res = 1; |
| 346 | if (val < cval->min) |
| 347 | return 0; |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 348 | else if (val >= cval->max) |
| 349 | return (cval->max - cval->min + cval->res - 1) / cval->res; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 350 | else |
| 351 | return (val - cval->min) / cval->res; |
| 352 | } |
| 353 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 354 | static int get_abs_value(struct usb_mixer_elem_info *cval, int val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 355 | { |
| 356 | if (val < 0) |
| 357 | return cval->min; |
| 358 | if (! cval->res) |
| 359 | cval->res = 1; |
| 360 | val *= cval->res; |
| 361 | val += cval->min; |
| 362 | if (val > cval->max) |
| 363 | return cval->max; |
| 364 | return val; |
| 365 | } |
| 366 | |
| 367 | |
| 368 | /* |
| 369 | * retrieve a mixer value |
| 370 | */ |
| 371 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 372 | static int get_ctl_value(struct usb_mixer_elem_info *cval, int request, int validx, int *value_ret) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 373 | { |
| 374 | unsigned char buf[2]; |
| 375 | int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1; |
| 376 | int timeout = 10; |
| 377 | |
| 378 | while (timeout-- > 0) { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 379 | if (snd_usb_ctl_msg(cval->mixer->chip->dev, |
| 380 | usb_rcvctrlpipe(cval->mixer->chip->dev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 381 | request, |
| 382 | USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN, |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 383 | validx, cval->mixer->ctrlif | (cval->id << 8), |
Thomas Reitmayr | a04395e | 2007-05-15 11:47:48 +0200 | [diff] [blame] | 384 | buf, val_len, 100) >= val_len) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 385 | *value_ret = convert_signed_value(cval, snd_usb_combine_bytes(buf, val_len)); |
| 386 | return 0; |
| 387 | } |
| 388 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 389 | snd_printdd(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n", |
| 390 | request, validx, cval->mixer->ctrlif | (cval->id << 8), cval->val_type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 391 | return -EINVAL; |
| 392 | } |
| 393 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 394 | static int get_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int *value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 395 | { |
| 396 | return get_ctl_value(cval, GET_CUR, validx, value); |
| 397 | } |
| 398 | |
| 399 | /* channel = 0: master, 1 = first channel */ |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 400 | static inline int get_cur_mix_raw(struct usb_mixer_elem_info *cval, |
| 401 | int channel, int *value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 402 | { |
| 403 | return get_ctl_value(cval, GET_CUR, (cval->control << 8) | channel, value); |
| 404 | } |
| 405 | |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 406 | static int get_cur_mix_value(struct usb_mixer_elem_info *cval, |
| 407 | int channel, int index, int *value) |
| 408 | { |
| 409 | int err; |
| 410 | |
| 411 | if (cval->cached & (1 << channel)) { |
| 412 | *value = cval->cache_val[index]; |
| 413 | return 0; |
| 414 | } |
| 415 | err = get_cur_mix_raw(cval, channel, value); |
| 416 | if (err < 0) { |
| 417 | if (!cval->mixer->ignore_ctl_error) |
| 418 | snd_printd(KERN_ERR "cannot get current value for " |
| 419 | "control %d ch %d: err = %d\n", |
| 420 | cval->control, channel, err); |
| 421 | return err; |
| 422 | } |
| 423 | cval->cached |= 1 << channel; |
| 424 | cval->cache_val[index] = *value; |
| 425 | return 0; |
| 426 | } |
| 427 | |
| 428 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | /* |
| 430 | * set a mixer value |
| 431 | */ |
| 432 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 433 | static int set_ctl_value(struct usb_mixer_elem_info *cval, int request, int validx, int value_set) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 434 | { |
| 435 | unsigned char buf[2]; |
| 436 | int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1; |
| 437 | int timeout = 10; |
| 438 | |
| 439 | value_set = convert_bytes_value(cval, value_set); |
| 440 | buf[0] = value_set & 0xff; |
| 441 | buf[1] = (value_set >> 8) & 0xff; |
Viral Mehta | cf3f913 | 2009-04-03 13:08:14 +0530 | [diff] [blame] | 442 | while (timeout-- > 0) |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 443 | if (snd_usb_ctl_msg(cval->mixer->chip->dev, |
| 444 | usb_sndctrlpipe(cval->mixer->chip->dev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 445 | request, |
| 446 | USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT, |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 447 | validx, cval->mixer->ctrlif | (cval->id << 8), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 448 | buf, val_len, 100) >= 0) |
| 449 | return 0; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 450 | snd_printdd(KERN_ERR "cannot set ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d, data = %#x/%#x\n", |
| 451 | request, validx, cval->mixer->ctrlif | (cval->id << 8), cval->val_type, buf[0], buf[1]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 452 | return -EINVAL; |
| 453 | } |
| 454 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 455 | static int set_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 456 | { |
| 457 | return set_ctl_value(cval, SET_CUR, validx, value); |
| 458 | } |
| 459 | |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 460 | static int set_cur_mix_value(struct usb_mixer_elem_info *cval, int channel, |
| 461 | int index, int value) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 462 | { |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 463 | int err; |
| 464 | err = set_ctl_value(cval, SET_CUR, (cval->control << 8) | channel, |
| 465 | value); |
| 466 | if (err < 0) |
| 467 | return err; |
| 468 | cval->cached |= 1 << channel; |
| 469 | cval->cache_val[index] = value; |
| 470 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 471 | } |
| 472 | |
Takashi Iwai | 7bc5ba7 | 2006-07-14 15:18:19 +0200 | [diff] [blame] | 473 | /* |
| 474 | * TLV callback for mixer volume controls |
| 475 | */ |
| 476 | static int mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
| 477 | unsigned int size, unsigned int __user *_tlv) |
| 478 | { |
| 479 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Takashi Iwai | b8e1c73 | 2009-06-16 14:04:37 +0200 | [diff] [blame] | 480 | DECLARE_TLV_DB_MINMAX(scale, 0, 0); |
Takashi Iwai | 7bc5ba7 | 2006-07-14 15:18:19 +0200 | [diff] [blame] | 481 | |
| 482 | if (size < sizeof(scale)) |
| 483 | return -ENOMEM; |
| 484 | /* USB descriptions contain the dB scale in 1/256 dB unit |
| 485 | * while ALSA TLV contains in 1/100 dB unit |
| 486 | */ |
| 487 | scale[2] = (convert_signed_value(cval, cval->min) * 100) / 256; |
Takashi Iwai | b8e1c73 | 2009-06-16 14:04:37 +0200 | [diff] [blame] | 488 | scale[3] = (convert_signed_value(cval, cval->max) * 100) / 256; |
Takashi Iwai | eedbdf0 | 2009-06-16 14:27:35 +0200 | [diff] [blame] | 489 | if (scale[3] <= scale[2]) { |
| 490 | /* something is wrong; assume it's either from/to 0dB */ |
| 491 | if (scale[2] < 0) |
| 492 | scale[3] = 0; |
| 493 | else if (scale[2] > 0) |
| 494 | scale[2] = 0; |
| 495 | else /* totally crap, return an error */ |
| 496 | return -EINVAL; |
| 497 | } |
Takashi Iwai | 7bc5ba7 | 2006-07-14 15:18:19 +0200 | [diff] [blame] | 498 | if (copy_to_user(_tlv, scale, sizeof(scale))) |
| 499 | return -EFAULT; |
| 500 | return 0; |
| 501 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 502 | |
| 503 | /* |
| 504 | * parser routines begin here... |
| 505 | */ |
| 506 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 507 | static int parse_audio_unit(struct mixer_build *state, int unitid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | |
| 509 | |
| 510 | /* |
| 511 | * check if the input/output channel routing is enabled on the given bitmap. |
| 512 | * used for mixer unit parser |
| 513 | */ |
| 514 | static int check_matrix_bitmap(unsigned char *bmap, int ich, int och, int num_outs) |
| 515 | { |
| 516 | int idx = ich * num_outs + och; |
| 517 | return bmap[idx >> 3] & (0x80 >> (idx & 7)); |
| 518 | } |
| 519 | |
| 520 | |
| 521 | /* |
| 522 | * add an alsa control element |
| 523 | * search and increment the index until an empty slot is found. |
| 524 | * |
| 525 | * if failed, give up and free the control instance. |
| 526 | */ |
| 527 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 528 | static int add_control_to_empty(struct mixer_build *state, struct snd_kcontrol *kctl) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 529 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 530 | struct usb_mixer_elem_info *cval = kctl->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 531 | int err; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 532 | |
| 533 | while (snd_ctl_find_id(state->chip->card, &kctl->id)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 534 | kctl->id.index++; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 535 | if ((err = snd_ctl_add(state->chip->card, kctl)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | snd_printd(KERN_ERR "cannot add control (err = %d)\n", err); |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 537 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 538 | } |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 539 | cval->elem_id = &kctl->id; |
| 540 | cval->next_id_elem = state->mixer->id_elems[cval->id]; |
| 541 | state->mixer->id_elems[cval->id] = cval; |
| 542 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | |
| 546 | /* |
| 547 | * get a terminal name string |
| 548 | */ |
| 549 | |
| 550 | static struct iterm_name_combo { |
| 551 | int type; |
| 552 | char *name; |
| 553 | } iterm_names[] = { |
| 554 | { 0x0300, "Output" }, |
| 555 | { 0x0301, "Speaker" }, |
| 556 | { 0x0302, "Headphone" }, |
| 557 | { 0x0303, "HMD Audio" }, |
| 558 | { 0x0304, "Desktop Speaker" }, |
| 559 | { 0x0305, "Room Speaker" }, |
| 560 | { 0x0306, "Com Speaker" }, |
| 561 | { 0x0307, "LFE" }, |
| 562 | { 0x0600, "External In" }, |
| 563 | { 0x0601, "Analog In" }, |
| 564 | { 0x0602, "Digital In" }, |
| 565 | { 0x0603, "Line" }, |
| 566 | { 0x0604, "Legacy In" }, |
| 567 | { 0x0605, "IEC958 In" }, |
| 568 | { 0x0606, "1394 DA Stream" }, |
| 569 | { 0x0607, "1394 DV Stream" }, |
| 570 | { 0x0700, "Embedded" }, |
| 571 | { 0x0701, "Noise Source" }, |
| 572 | { 0x0702, "Equalization Noise" }, |
| 573 | { 0x0703, "CD" }, |
| 574 | { 0x0704, "DAT" }, |
| 575 | { 0x0705, "DCC" }, |
| 576 | { 0x0706, "MiniDisk" }, |
| 577 | { 0x0707, "Analog Tape" }, |
| 578 | { 0x0708, "Phonograph" }, |
| 579 | { 0x0709, "VCR Audio" }, |
| 580 | { 0x070a, "Video Disk Audio" }, |
| 581 | { 0x070b, "DVD Audio" }, |
| 582 | { 0x070c, "TV Tuner Audio" }, |
| 583 | { 0x070d, "Satellite Rec Audio" }, |
| 584 | { 0x070e, "Cable Tuner Audio" }, |
| 585 | { 0x070f, "DSS Audio" }, |
| 586 | { 0x0710, "Radio Receiver" }, |
| 587 | { 0x0711, "Radio Transmitter" }, |
| 588 | { 0x0712, "Multi-Track Recorder" }, |
| 589 | { 0x0713, "Synthesizer" }, |
| 590 | { 0 }, |
| 591 | }; |
| 592 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 593 | static int get_term_name(struct mixer_build *state, struct usb_audio_term *iterm, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 594 | unsigned char *name, int maxlen, int term_only) |
| 595 | { |
| 596 | struct iterm_name_combo *names; |
| 597 | |
| 598 | if (iterm->name) |
| 599 | return snd_usb_copy_string_desc(state, iterm->name, name, maxlen); |
| 600 | |
| 601 | /* virtual type - not a real terminal */ |
| 602 | if (iterm->type >> 16) { |
| 603 | if (term_only) |
| 604 | return 0; |
| 605 | switch (iterm->type >> 16) { |
| 606 | case SELECTOR_UNIT: |
| 607 | strcpy(name, "Selector"); return 8; |
| 608 | case PROCESSING_UNIT: |
| 609 | strcpy(name, "Process Unit"); return 12; |
| 610 | case EXTENSION_UNIT: |
| 611 | strcpy(name, "Ext Unit"); return 8; |
| 612 | case MIXER_UNIT: |
| 613 | strcpy(name, "Mixer"); return 5; |
| 614 | default: |
| 615 | return sprintf(name, "Unit %d", iterm->id); |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | switch (iterm->type & 0xff00) { |
| 620 | case 0x0100: |
| 621 | strcpy(name, "PCM"); return 3; |
| 622 | case 0x0200: |
| 623 | strcpy(name, "Mic"); return 3; |
| 624 | case 0x0400: |
| 625 | strcpy(name, "Headset"); return 7; |
| 626 | case 0x0500: |
| 627 | strcpy(name, "Phone"); return 5; |
| 628 | } |
| 629 | |
| 630 | for (names = iterm_names; names->type; names++) |
| 631 | if (names->type == iterm->type) { |
| 632 | strcpy(name, names->name); |
| 633 | return strlen(names->name); |
| 634 | } |
| 635 | return 0; |
| 636 | } |
| 637 | |
| 638 | |
| 639 | /* |
| 640 | * parse the source unit recursively until it reaches to a terminal |
| 641 | * or a branched unit. |
| 642 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 643 | static int check_input_term(struct mixer_build *state, int id, struct usb_audio_term *term) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 644 | { |
| 645 | unsigned char *p1; |
| 646 | |
| 647 | memset(term, 0, sizeof(*term)); |
| 648 | while ((p1 = find_audio_control_unit(state, id)) != NULL) { |
| 649 | term->id = id; |
| 650 | switch (p1[2]) { |
| 651 | case INPUT_TERMINAL: |
| 652 | term->type = combine_word(p1 + 4); |
| 653 | term->channels = p1[7]; |
| 654 | term->chconfig = combine_word(p1 + 8); |
| 655 | term->name = p1[11]; |
| 656 | return 0; |
| 657 | case FEATURE_UNIT: |
| 658 | id = p1[4]; |
| 659 | break; /* continue to parse */ |
| 660 | case MIXER_UNIT: |
| 661 | term->type = p1[2] << 16; /* virtual type */ |
| 662 | term->channels = p1[5 + p1[4]]; |
| 663 | term->chconfig = combine_word(p1 + 6 + p1[4]); |
| 664 | term->name = p1[p1[0] - 1]; |
| 665 | return 0; |
| 666 | case SELECTOR_UNIT: |
| 667 | /* call recursively to retrieve the channel info */ |
| 668 | if (check_input_term(state, p1[5], term) < 0) |
| 669 | return -ENODEV; |
| 670 | term->type = p1[2] << 16; /* virtual type */ |
| 671 | term->id = id; |
| 672 | term->name = p1[9 + p1[0] - 1]; |
| 673 | return 0; |
| 674 | case PROCESSING_UNIT: |
| 675 | case EXTENSION_UNIT: |
| 676 | if (p1[6] == 1) { |
| 677 | id = p1[7]; |
| 678 | break; /* continue to parse */ |
| 679 | } |
| 680 | term->type = p1[2] << 16; /* virtual type */ |
| 681 | term->channels = p1[7 + p1[6]]; |
| 682 | term->chconfig = combine_word(p1 + 8 + p1[6]); |
| 683 | term->name = p1[12 + p1[6] + p1[11 + p1[6]]]; |
| 684 | return 0; |
| 685 | default: |
| 686 | return -ENODEV; |
| 687 | } |
| 688 | } |
| 689 | return -ENODEV; |
| 690 | } |
| 691 | |
| 692 | |
| 693 | /* |
| 694 | * Feature Unit |
| 695 | */ |
| 696 | |
| 697 | /* feature unit control information */ |
| 698 | struct usb_feature_control_info { |
| 699 | const char *name; |
| 700 | unsigned int type; /* control type (mute, volume, etc.) */ |
| 701 | }; |
| 702 | |
| 703 | static struct usb_feature_control_info audio_feature_info[] = { |
| 704 | { "Mute", USB_MIXER_INV_BOOLEAN }, |
| 705 | { "Volume", USB_MIXER_S16 }, |
| 706 | { "Tone Control - Bass", USB_MIXER_S8 }, |
| 707 | { "Tone Control - Mid", USB_MIXER_S8 }, |
| 708 | { "Tone Control - Treble", USB_MIXER_S8 }, |
| 709 | { "Graphic Equalizer", USB_MIXER_S8 }, /* FIXME: not implemeted yet */ |
| 710 | { "Auto Gain Control", USB_MIXER_BOOLEAN }, |
| 711 | { "Delay Control", USB_MIXER_U16 }, |
| 712 | { "Bass Boost", USB_MIXER_BOOLEAN }, |
| 713 | { "Loudness", USB_MIXER_BOOLEAN }, |
| 714 | }; |
| 715 | |
| 716 | |
| 717 | /* private_free callback */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 718 | static void usb_mixer_elem_free(struct snd_kcontrol *kctl) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 719 | { |
Jesper Juhl | 4d57277 | 2005-05-30 17:30:32 +0200 | [diff] [blame] | 720 | kfree(kctl->private_data); |
| 721 | kctl->private_data = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 722 | } |
| 723 | |
| 724 | |
| 725 | /* |
| 726 | * interface to ALSA control for feature/mixer units |
| 727 | */ |
| 728 | |
| 729 | /* |
| 730 | * retrieve the minimum and maximum values for the specified control |
| 731 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 732 | static int get_min_max(struct usb_mixer_elem_info *cval, int default_min) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 733 | { |
| 734 | /* for failsafe */ |
| 735 | cval->min = default_min; |
| 736 | cval->max = cval->min + 1; |
| 737 | cval->res = 1; |
| 738 | |
| 739 | if (cval->val_type == USB_MIXER_BOOLEAN || |
| 740 | cval->val_type == USB_MIXER_INV_BOOLEAN) { |
| 741 | cval->initialized = 1; |
| 742 | } else { |
| 743 | int minchn = 0; |
| 744 | if (cval->cmask) { |
| 745 | int i; |
| 746 | for (i = 0; i < MAX_CHANNELS; i++) |
| 747 | if (cval->cmask & (1 << i)) { |
| 748 | minchn = i + 1; |
| 749 | break; |
| 750 | } |
| 751 | } |
| 752 | if (get_ctl_value(cval, GET_MAX, (cval->control << 8) | minchn, &cval->max) < 0 || |
| 753 | get_ctl_value(cval, GET_MIN, (cval->control << 8) | minchn, &cval->min) < 0) { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 754 | snd_printd(KERN_ERR "%d:%d: cannot get min/max values for control %d (id %d)\n", |
| 755 | cval->id, cval->mixer->ctrlif, cval->control, cval->id); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 756 | return -EINVAL; |
| 757 | } |
| 758 | if (get_ctl_value(cval, GET_RES, (cval->control << 8) | minchn, &cval->res) < 0) { |
| 759 | cval->res = 1; |
| 760 | } else { |
| 761 | int last_valid_res = cval->res; |
| 762 | |
| 763 | while (cval->res > 1) { |
| 764 | if (set_ctl_value(cval, SET_RES, (cval->control << 8) | minchn, cval->res / 2) < 0) |
| 765 | break; |
| 766 | cval->res /= 2; |
| 767 | } |
| 768 | if (get_ctl_value(cval, GET_RES, (cval->control << 8) | minchn, &cval->res) < 0) |
| 769 | cval->res = last_valid_res; |
| 770 | } |
| 771 | if (cval->res == 0) |
| 772 | cval->res = 1; |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 773 | |
| 774 | /* Additional checks for the proper resolution |
| 775 | * |
| 776 | * Some devices report smaller resolutions than actually |
| 777 | * reacting. They don't return errors but simply clip |
| 778 | * to the lower aligned value. |
| 779 | */ |
| 780 | if (cval->min + cval->res < cval->max) { |
| 781 | int last_valid_res = cval->res; |
| 782 | int saved, test, check; |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 783 | get_cur_mix_raw(cval, minchn, &saved); |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 784 | for (;;) { |
| 785 | test = saved; |
| 786 | if (test < cval->max) |
| 787 | test += cval->res; |
| 788 | else |
| 789 | test -= cval->res; |
| 790 | if (test < cval->min || test > cval->max || |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 791 | set_cur_mix_value(cval, minchn, 0, test) || |
| 792 | get_cur_mix_raw(cval, minchn, &check)) { |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 793 | cval->res = last_valid_res; |
| 794 | break; |
| 795 | } |
| 796 | if (test == check) |
| 797 | break; |
| 798 | cval->res *= 2; |
| 799 | } |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 800 | set_cur_mix_value(cval, minchn, 0, saved); |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 801 | } |
| 802 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | cval->initialized = 1; |
| 804 | } |
| 805 | return 0; |
| 806 | } |
| 807 | |
| 808 | |
| 809 | /* get a feature/mixer unit info */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 810 | static int mixer_ctl_feature_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 811 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 812 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | |
| 814 | if (cval->val_type == USB_MIXER_BOOLEAN || |
| 815 | cval->val_type == USB_MIXER_INV_BOOLEAN) |
| 816 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; |
| 817 | else |
| 818 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 819 | uinfo->count = cval->channels; |
| 820 | if (cval->val_type == USB_MIXER_BOOLEAN || |
| 821 | cval->val_type == USB_MIXER_INV_BOOLEAN) { |
| 822 | uinfo->value.integer.min = 0; |
| 823 | uinfo->value.integer.max = 1; |
| 824 | } else { |
| 825 | if (! cval->initialized) |
| 826 | get_min_max(cval, 0); |
| 827 | uinfo->value.integer.min = 0; |
Takashi Iwai | 14790f1 | 2006-03-28 17:58:28 +0200 | [diff] [blame] | 828 | uinfo->value.integer.max = |
| 829 | (cval->max - cval->min + cval->res - 1) / cval->res; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | } |
| 831 | return 0; |
| 832 | } |
| 833 | |
| 834 | /* get the current value from feature/mixer unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 835 | static int mixer_ctl_feature_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 836 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 837 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 838 | int c, cnt, val, err; |
| 839 | |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 840 | ucontrol->value.integer.value[0] = cval->min; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 841 | if (cval->cmask) { |
| 842 | cnt = 0; |
| 843 | for (c = 0; c < MAX_CHANNELS; c++) { |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 844 | if (!(cval->cmask & (1 << c))) |
| 845 | continue; |
| 846 | err = get_cur_mix_value(cval, c + 1, cnt, &val); |
| 847 | if (err < 0) |
| 848 | return cval->mixer->ignore_ctl_error ? 0 : err; |
| 849 | val = get_relative_value(cval, val); |
| 850 | ucontrol->value.integer.value[cnt] = val; |
| 851 | cnt++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 852 | } |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 853 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 854 | } else { |
| 855 | /* master channel */ |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 856 | err = get_cur_mix_value(cval, 0, 0, &val); |
| 857 | if (err < 0) |
| 858 | return cval->mixer->ignore_ctl_error ? 0 : err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 859 | val = get_relative_value(cval, val); |
| 860 | ucontrol->value.integer.value[0] = val; |
| 861 | } |
| 862 | return 0; |
| 863 | } |
| 864 | |
| 865 | /* put the current value to feature/mixer unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 866 | static int mixer_ctl_feature_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 867 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 868 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 869 | int c, cnt, val, oval, err; |
| 870 | int changed = 0; |
| 871 | |
| 872 | if (cval->cmask) { |
| 873 | cnt = 0; |
| 874 | for (c = 0; c < MAX_CHANNELS; c++) { |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 875 | if (!(cval->cmask & (1 << c))) |
| 876 | continue; |
| 877 | err = get_cur_mix_value(cval, c + 1, cnt, &oval); |
| 878 | if (err < 0) |
| 879 | return cval->mixer->ignore_ctl_error ? 0 : err; |
| 880 | val = ucontrol->value.integer.value[cnt]; |
| 881 | val = get_abs_value(cval, val); |
| 882 | if (oval != val) { |
| 883 | set_cur_mix_value(cval, c + 1, cnt, val); |
| 884 | changed = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 885 | } |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 886 | cnt++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 887 | } |
| 888 | } else { |
| 889 | /* master channel */ |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 890 | err = get_cur_mix_value(cval, 0, 0, &oval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 891 | if (err < 0) |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 892 | return cval->mixer->ignore_ctl_error ? 0 : err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 893 | val = ucontrol->value.integer.value[0]; |
| 894 | val = get_abs_value(cval, val); |
| 895 | if (val != oval) { |
Takashi Iwai | 641b487 | 2009-01-15 17:05:24 +0100 | [diff] [blame] | 896 | set_cur_mix_value(cval, 0, 0, val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | changed = 1; |
| 898 | } |
| 899 | } |
| 900 | return changed; |
| 901 | } |
| 902 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 903 | static struct snd_kcontrol_new usb_feature_unit_ctl = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 904 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 905 | .name = "", /* will be filled later manually */ |
| 906 | .info = mixer_ctl_feature_info, |
| 907 | .get = mixer_ctl_feature_get, |
| 908 | .put = mixer_ctl_feature_put, |
| 909 | }; |
| 910 | |
| 911 | |
| 912 | /* |
| 913 | * build a feature control |
| 914 | */ |
| 915 | |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 916 | static size_t append_ctl_name(struct snd_kcontrol *kctl, const char *str) |
| 917 | { |
| 918 | return strlcat(kctl->id.name, str, sizeof(kctl->id.name)); |
| 919 | } |
| 920 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 921 | static void build_feature_ctl(struct mixer_build *state, unsigned char *desc, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 922 | unsigned int ctl_mask, int control, |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 923 | struct usb_audio_term *iterm, int unitid) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 924 | { |
| 925 | unsigned int len = 0; |
| 926 | int mapped_name = 0; |
| 927 | int nameid = desc[desc[0] - 1]; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 928 | struct snd_kcontrol *kctl; |
| 929 | struct usb_mixer_elem_info *cval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 930 | |
| 931 | control++; /* change from zero-based to 1-based value */ |
| 932 | |
| 933 | if (control == USB_FEATURE_GEQ) { |
| 934 | /* FIXME: not supported yet */ |
| 935 | return; |
| 936 | } |
| 937 | |
| 938 | if (check_ignored_ctl(state, unitid, control)) |
| 939 | return; |
| 940 | |
Takashi Iwai | 561b220 | 2005-09-09 14:22:34 +0200 | [diff] [blame] | 941 | cval = kzalloc(sizeof(*cval), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 942 | if (! cval) { |
| 943 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 944 | return; |
| 945 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 946 | cval->mixer = state->mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 947 | cval->id = unitid; |
| 948 | cval->control = control; |
| 949 | cval->cmask = ctl_mask; |
| 950 | cval->val_type = audio_feature_info[control-1].type; |
| 951 | if (ctl_mask == 0) |
| 952 | cval->channels = 1; /* master channel */ |
| 953 | else { |
| 954 | int i, c = 0; |
| 955 | for (i = 0; i < 16; i++) |
| 956 | if (ctl_mask & (1 << i)) |
| 957 | c++; |
| 958 | cval->channels = c; |
| 959 | } |
| 960 | |
| 961 | /* get min/max values */ |
| 962 | get_min_max(cval, 0); |
| 963 | |
| 964 | kctl = snd_ctl_new1(&usb_feature_unit_ctl, cval); |
| 965 | if (! kctl) { |
| 966 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 967 | kfree(cval); |
| 968 | return; |
| 969 | } |
| 970 | kctl->private_free = usb_mixer_elem_free; |
| 971 | |
| 972 | len = check_mapped_name(state, unitid, control, kctl->id.name, sizeof(kctl->id.name)); |
| 973 | mapped_name = len != 0; |
| 974 | if (! len && nameid) |
| 975 | len = snd_usb_copy_string_desc(state, nameid, kctl->id.name, sizeof(kctl->id.name)); |
| 976 | |
| 977 | switch (control) { |
| 978 | case USB_FEATURE_MUTE: |
| 979 | case USB_FEATURE_VOLUME: |
| 980 | /* determine the control name. the rule is: |
| 981 | * - if a name id is given in descriptor, use it. |
| 982 | * - if the connected input can be determined, then use the name |
| 983 | * of terminal type. |
| 984 | * - if the connected output can be determined, use it. |
| 985 | * - otherwise, anonymous name. |
| 986 | */ |
| 987 | if (! len) { |
| 988 | len = get_term_name(state, iterm, kctl->id.name, sizeof(kctl->id.name), 1); |
| 989 | if (! len) |
| 990 | len = get_term_name(state, &state->oterm, kctl->id.name, sizeof(kctl->id.name), 1); |
| 991 | if (! len) |
| 992 | len = snprintf(kctl->id.name, sizeof(kctl->id.name), |
| 993 | "Feature %d", unitid); |
| 994 | } |
| 995 | /* determine the stream direction: |
| 996 | * if the connected output is USB stream, then it's likely a |
| 997 | * capture stream. otherwise it should be playback (hopefully :) |
| 998 | */ |
| 999 | if (! mapped_name && ! (state->oterm.type >> 16)) { |
| 1000 | if ((state->oterm.type & 0xff00) == 0x0100) { |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1001 | len = append_ctl_name(kctl, " Capture"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1002 | } else { |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1003 | len = append_ctl_name(kctl, " Playback"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1004 | } |
| 1005 | } |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1006 | append_ctl_name(kctl, control == USB_FEATURE_MUTE ? |
| 1007 | " Switch" : " Volume"); |
Takashi Iwai | 7bc5ba7 | 2006-07-14 15:18:19 +0200 | [diff] [blame] | 1008 | if (control == USB_FEATURE_VOLUME) { |
| 1009 | kctl->tlv.c = mixer_vol_tlv; |
| 1010 | kctl->vd[0].access |= |
| 1011 | SNDRV_CTL_ELEM_ACCESS_TLV_READ | |
| 1012 | SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK; |
| 1013 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1014 | break; |
| 1015 | |
| 1016 | default: |
| 1017 | if (! len) |
| 1018 | strlcpy(kctl->id.name, audio_feature_info[control-1].name, |
| 1019 | sizeof(kctl->id.name)); |
| 1020 | break; |
| 1021 | } |
| 1022 | |
Alexey Fisher | 2cf313e | 2009-07-22 14:57:54 +0200 | [diff] [blame] | 1023 | /* volume control quirks */ |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 1024 | switch (state->chip->usb_id) { |
| 1025 | case USB_ID(0x0471, 0x0101): |
| 1026 | case USB_ID(0x0471, 0x0104): |
| 1027 | case USB_ID(0x0471, 0x0105): |
| 1028 | case USB_ID(0x0672, 0x1041): |
Alexey Fisher | 2cf313e | 2009-07-22 14:57:54 +0200 | [diff] [blame] | 1029 | /* quirk for UDA1321/N101. |
| 1030 | * note that detection between firmware 2.1.1.7 (N101) |
| 1031 | * and later 2.1.1.21 is not very clear from datasheets. |
| 1032 | * I hope that the min value is -15360 for newer firmware --jk |
| 1033 | */ |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 1034 | if (!strcmp(kctl->id.name, "PCM Playback Volume") && |
| 1035 | cval->min == -15616) { |
Alexey Fisher | 2cf313e | 2009-07-22 14:57:54 +0200 | [diff] [blame] | 1036 | snd_printk(KERN_INFO |
| 1037 | "set volume quirk for UDA1321/N101 chip\n"); |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 1038 | cval->max = -256; |
| 1039 | } |
Alexey Fisher | 2cf313e | 2009-07-22 14:57:54 +0200 | [diff] [blame] | 1040 | break; |
| 1041 | |
| 1042 | case USB_ID(0x046d, 0x09a4): |
| 1043 | if (!strcmp(kctl->id.name, "Mic Capture Volume")) { |
| 1044 | snd_printk(KERN_INFO |
| 1045 | "set volume quirk for QuickCam E3500\n"); |
| 1046 | cval->min = 6080; |
| 1047 | cval->max = 8768; |
| 1048 | cval->res = 192; |
| 1049 | } |
| 1050 | break; |
| 1051 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1052 | } |
| 1053 | |
| 1054 | snd_printdd(KERN_INFO "[%d] FU [%s] ch = %d, val = %d/%d/%d\n", |
| 1055 | cval->id, kctl->id.name, cval->channels, cval->min, cval->max, cval->res); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1056 | add_control_to_empty(state, kctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1057 | } |
| 1058 | |
| 1059 | |
| 1060 | |
| 1061 | /* |
| 1062 | * parse a feature unit |
| 1063 | * |
| 1064 | * most of controlls are defined here. |
| 1065 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1066 | static int parse_audio_feature_unit(struct mixer_build *state, int unitid, unsigned char *ftr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1067 | { |
| 1068 | int channels, i, j; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1069 | struct usb_audio_term iterm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1070 | unsigned int master_bits, first_ch_bits; |
| 1071 | int err, csize; |
| 1072 | |
| 1073 | if (ftr[0] < 7 || ! (csize = ftr[5]) || ftr[0] < 7 + csize) { |
| 1074 | snd_printk(KERN_ERR "usbaudio: unit %u: invalid FEATURE_UNIT descriptor\n", unitid); |
| 1075 | return -EINVAL; |
| 1076 | } |
| 1077 | |
| 1078 | /* parse the source unit */ |
| 1079 | if ((err = parse_audio_unit(state, ftr[4])) < 0) |
| 1080 | return err; |
| 1081 | |
| 1082 | /* determine the input source type and name */ |
| 1083 | if (check_input_term(state, ftr[4], &iterm) < 0) |
| 1084 | return -EINVAL; |
| 1085 | |
| 1086 | channels = (ftr[0] - 7) / csize - 1; |
| 1087 | |
| 1088 | master_bits = snd_usb_combine_bytes(ftr + 6, csize); |
Javier Kohen | 0c3cee5 | 2009-11-17 15:36:13 +0100 | [diff] [blame] | 1089 | /* master configuration quirks */ |
| 1090 | switch (state->chip->usb_id) { |
| 1091 | case USB_ID(0x08bb, 0x2702): |
| 1092 | snd_printk(KERN_INFO |
| 1093 | "usbmixer: master volume quirk for PCM2702 chip\n"); |
| 1094 | /* disable non-functional volume control */ |
| 1095 | master_bits &= ~(1 << (USB_FEATURE_VOLUME - 1)); |
| 1096 | break; |
| 1097 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1098 | if (channels > 0) |
| 1099 | first_ch_bits = snd_usb_combine_bytes(ftr + 6 + csize, csize); |
| 1100 | else |
| 1101 | first_ch_bits = 0; |
| 1102 | /* check all control types */ |
| 1103 | for (i = 0; i < 10; i++) { |
| 1104 | unsigned int ch_bits = 0; |
| 1105 | for (j = 0; j < channels; j++) { |
| 1106 | unsigned int mask = snd_usb_combine_bytes(ftr + 6 + csize * (j+1), csize); |
| 1107 | if (mask & (1 << i)) |
| 1108 | ch_bits |= (1 << j); |
| 1109 | } |
| 1110 | if (ch_bits & 1) /* the first channel must be set (for ease of programming) */ |
| 1111 | build_feature_ctl(state, ftr, ch_bits, i, &iterm, unitid); |
| 1112 | if (master_bits & (1 << i)) |
| 1113 | build_feature_ctl(state, ftr, 0, i, &iterm, unitid); |
| 1114 | } |
| 1115 | |
| 1116 | return 0; |
| 1117 | } |
| 1118 | |
| 1119 | |
| 1120 | /* |
| 1121 | * Mixer Unit |
| 1122 | */ |
| 1123 | |
| 1124 | /* |
| 1125 | * build a mixer unit control |
| 1126 | * |
| 1127 | * the callbacks are identical with feature unit. |
| 1128 | * input channel number (zero based) is given in control field instead. |
| 1129 | */ |
| 1130 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1131 | static void build_mixer_unit_ctl(struct mixer_build *state, unsigned char *desc, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1132 | int in_pin, int in_ch, int unitid, |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1133 | struct usb_audio_term *iterm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1134 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1135 | struct usb_mixer_elem_info *cval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | unsigned int input_pins = desc[4]; |
| 1137 | unsigned int num_outs = desc[5 + input_pins]; |
| 1138 | unsigned int i, len; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1139 | struct snd_kcontrol *kctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | |
| 1141 | if (check_ignored_ctl(state, unitid, 0)) |
| 1142 | return; |
| 1143 | |
Takashi Iwai | 561b220 | 2005-09-09 14:22:34 +0200 | [diff] [blame] | 1144 | cval = kzalloc(sizeof(*cval), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1145 | if (! cval) |
| 1146 | return; |
| 1147 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1148 | cval->mixer = state->mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1149 | cval->id = unitid; |
| 1150 | cval->control = in_ch + 1; /* based on 1 */ |
| 1151 | cval->val_type = USB_MIXER_S16; |
| 1152 | for (i = 0; i < num_outs; i++) { |
| 1153 | if (check_matrix_bitmap(desc + 9 + input_pins, in_ch, i, num_outs)) { |
| 1154 | cval->cmask |= (1 << i); |
| 1155 | cval->channels++; |
| 1156 | } |
| 1157 | } |
| 1158 | |
| 1159 | /* get min/max values */ |
| 1160 | get_min_max(cval, 0); |
| 1161 | |
| 1162 | kctl = snd_ctl_new1(&usb_feature_unit_ctl, cval); |
| 1163 | if (! kctl) { |
| 1164 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 1165 | kfree(cval); |
| 1166 | return; |
| 1167 | } |
| 1168 | kctl->private_free = usb_mixer_elem_free; |
| 1169 | |
| 1170 | len = check_mapped_name(state, unitid, 0, kctl->id.name, sizeof(kctl->id.name)); |
| 1171 | if (! len) |
| 1172 | len = get_term_name(state, iterm, kctl->id.name, sizeof(kctl->id.name), 0); |
| 1173 | if (! len) |
| 1174 | len = sprintf(kctl->id.name, "Mixer Source %d", in_ch + 1); |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1175 | append_ctl_name(kctl, " Volume"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1176 | |
| 1177 | snd_printdd(KERN_INFO "[%d] MU [%s] ch = %d, val = %d/%d\n", |
| 1178 | cval->id, kctl->id.name, cval->channels, cval->min, cval->max); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1179 | add_control_to_empty(state, kctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1180 | } |
| 1181 | |
| 1182 | |
| 1183 | /* |
| 1184 | * parse a mixer unit |
| 1185 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1186 | static int parse_audio_mixer_unit(struct mixer_build *state, int unitid, unsigned char *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1187 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1188 | struct usb_audio_term iterm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1189 | int input_pins, num_ins, num_outs; |
| 1190 | int pin, ich, err; |
| 1191 | |
| 1192 | if (desc[0] < 11 || ! (input_pins = desc[4]) || ! (num_outs = desc[5 + input_pins])) { |
| 1193 | snd_printk(KERN_ERR "invalid MIXER UNIT descriptor %d\n", unitid); |
| 1194 | return -EINVAL; |
| 1195 | } |
| 1196 | /* no bmControls field (e.g. Maya44) -> ignore */ |
| 1197 | if (desc[0] <= 10 + input_pins) { |
| 1198 | snd_printdd(KERN_INFO "MU %d has no bmControls field\n", unitid); |
| 1199 | return 0; |
| 1200 | } |
| 1201 | |
| 1202 | num_ins = 0; |
| 1203 | ich = 0; |
| 1204 | for (pin = 0; pin < input_pins; pin++) { |
| 1205 | err = parse_audio_unit(state, desc[5 + pin]); |
| 1206 | if (err < 0) |
| 1207 | return err; |
| 1208 | err = check_input_term(state, desc[5 + pin], &iterm); |
| 1209 | if (err < 0) |
| 1210 | return err; |
| 1211 | num_ins += iterm.channels; |
| 1212 | for (; ich < num_ins; ++ich) { |
| 1213 | int och, ich_has_controls = 0; |
| 1214 | |
| 1215 | for (och = 0; och < num_outs; ++och) { |
| 1216 | if (check_matrix_bitmap(desc + 9 + input_pins, |
| 1217 | ich, och, num_outs)) { |
| 1218 | ich_has_controls = 1; |
| 1219 | break; |
| 1220 | } |
| 1221 | } |
| 1222 | if (ich_has_controls) |
| 1223 | build_mixer_unit_ctl(state, desc, pin, ich, |
| 1224 | unitid, &iterm); |
| 1225 | } |
| 1226 | } |
| 1227 | return 0; |
| 1228 | } |
| 1229 | |
| 1230 | |
| 1231 | /* |
| 1232 | * Processing Unit / Extension Unit |
| 1233 | */ |
| 1234 | |
| 1235 | /* get callback for processing/extension unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1236 | static int mixer_ctl_procunit_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1237 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1238 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1239 | int err, val; |
| 1240 | |
| 1241 | err = get_cur_ctl_value(cval, cval->control << 8, &val); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1242 | if (err < 0 && cval->mixer->ignore_ctl_error) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1243 | ucontrol->value.integer.value[0] = cval->min; |
| 1244 | return 0; |
| 1245 | } |
| 1246 | if (err < 0) |
| 1247 | return err; |
| 1248 | val = get_relative_value(cval, val); |
| 1249 | ucontrol->value.integer.value[0] = val; |
| 1250 | return 0; |
| 1251 | } |
| 1252 | |
| 1253 | /* put callback for processing/extension unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1254 | static int mixer_ctl_procunit_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1255 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1256 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1257 | int val, oval, err; |
| 1258 | |
| 1259 | err = get_cur_ctl_value(cval, cval->control << 8, &oval); |
| 1260 | if (err < 0) { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1261 | if (cval->mixer->ignore_ctl_error) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1262 | return 0; |
| 1263 | return err; |
| 1264 | } |
| 1265 | val = ucontrol->value.integer.value[0]; |
| 1266 | val = get_abs_value(cval, val); |
| 1267 | if (val != oval) { |
| 1268 | set_cur_ctl_value(cval, cval->control << 8, val); |
| 1269 | return 1; |
| 1270 | } |
| 1271 | return 0; |
| 1272 | } |
| 1273 | |
| 1274 | /* alsa control interface for processing/extension unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1275 | static struct snd_kcontrol_new mixer_procunit_ctl = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1276 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 1277 | .name = "", /* will be filled later */ |
| 1278 | .info = mixer_ctl_feature_info, |
| 1279 | .get = mixer_ctl_procunit_get, |
| 1280 | .put = mixer_ctl_procunit_put, |
| 1281 | }; |
| 1282 | |
| 1283 | |
| 1284 | /* |
| 1285 | * predefined data for processing units |
| 1286 | */ |
| 1287 | struct procunit_value_info { |
| 1288 | int control; |
| 1289 | char *suffix; |
| 1290 | int val_type; |
| 1291 | int min_value; |
| 1292 | }; |
| 1293 | |
| 1294 | struct procunit_info { |
| 1295 | int type; |
| 1296 | char *name; |
| 1297 | struct procunit_value_info *values; |
| 1298 | }; |
| 1299 | |
| 1300 | static struct procunit_value_info updown_proc_info[] = { |
| 1301 | { USB_PROC_UPDOWN_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1302 | { USB_PROC_UPDOWN_MODE_SEL, "Mode Select", USB_MIXER_U8, 1 }, |
| 1303 | { 0 } |
| 1304 | }; |
| 1305 | static struct procunit_value_info prologic_proc_info[] = { |
| 1306 | { USB_PROC_PROLOGIC_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1307 | { USB_PROC_PROLOGIC_MODE_SEL, "Mode Select", USB_MIXER_U8, 1 }, |
| 1308 | { 0 } |
| 1309 | }; |
| 1310 | static struct procunit_value_info threed_enh_proc_info[] = { |
| 1311 | { USB_PROC_3DENH_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1312 | { USB_PROC_3DENH_SPACE, "Spaciousness", USB_MIXER_U8 }, |
| 1313 | { 0 } |
| 1314 | }; |
| 1315 | static struct procunit_value_info reverb_proc_info[] = { |
| 1316 | { USB_PROC_REVERB_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1317 | { USB_PROC_REVERB_LEVEL, "Level", USB_MIXER_U8 }, |
| 1318 | { USB_PROC_REVERB_TIME, "Time", USB_MIXER_U16 }, |
| 1319 | { USB_PROC_REVERB_DELAY, "Delay", USB_MIXER_U8 }, |
| 1320 | { 0 } |
| 1321 | }; |
| 1322 | static struct procunit_value_info chorus_proc_info[] = { |
| 1323 | { USB_PROC_CHORUS_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1324 | { USB_PROC_CHORUS_LEVEL, "Level", USB_MIXER_U8 }, |
| 1325 | { USB_PROC_CHORUS_RATE, "Rate", USB_MIXER_U16 }, |
| 1326 | { USB_PROC_CHORUS_DEPTH, "Depth", USB_MIXER_U16 }, |
| 1327 | { 0 } |
| 1328 | }; |
| 1329 | static struct procunit_value_info dcr_proc_info[] = { |
| 1330 | { USB_PROC_DCR_SWITCH, "Switch", USB_MIXER_BOOLEAN }, |
| 1331 | { USB_PROC_DCR_RATIO, "Ratio", USB_MIXER_U16 }, |
| 1332 | { USB_PROC_DCR_MAX_AMP, "Max Amp", USB_MIXER_S16 }, |
| 1333 | { USB_PROC_DCR_THRESHOLD, "Threshold", USB_MIXER_S16 }, |
| 1334 | { USB_PROC_DCR_ATTACK, "Attack Time", USB_MIXER_U16 }, |
| 1335 | { USB_PROC_DCR_RELEASE, "Release Time", USB_MIXER_U16 }, |
| 1336 | { 0 } |
| 1337 | }; |
| 1338 | |
| 1339 | static struct procunit_info procunits[] = { |
| 1340 | { USB_PROC_UPDOWN, "Up Down", updown_proc_info }, |
| 1341 | { USB_PROC_PROLOGIC, "Dolby Prologic", prologic_proc_info }, |
| 1342 | { USB_PROC_3DENH, "3D Stereo Extender", threed_enh_proc_info }, |
| 1343 | { USB_PROC_REVERB, "Reverb", reverb_proc_info }, |
| 1344 | { USB_PROC_CHORUS, "Chorus", chorus_proc_info }, |
| 1345 | { USB_PROC_DCR, "DCR", dcr_proc_info }, |
| 1346 | { 0 }, |
| 1347 | }; |
Sergiy Kovalchuk | 7d2b451 | 2009-12-27 09:13:41 -0800 | [diff] [blame^] | 1348 | /* |
| 1349 | * predefined data for extension units |
| 1350 | */ |
| 1351 | static struct procunit_value_info clock_rate_xu_info[] = { |
| 1352 | { USB_XU_CLOCK_RATE_SELECTOR, "Selector", USB_MIXER_U8, 0 }, |
| 1353 | { 0 } |
| 1354 | }; |
| 1355 | static struct procunit_value_info clock_source_xu_info[] = { |
| 1356 | { USB_XU_CLOCK_SOURCE_SELECTOR, "External", USB_MIXER_BOOLEAN }, |
| 1357 | { 0 } |
| 1358 | }; |
| 1359 | static struct procunit_value_info spdif_format_xu_info[] = { |
| 1360 | { USB_XU_DIGITAL_FORMAT_SELECTOR, "SPDIF/AC3", USB_MIXER_BOOLEAN }, |
| 1361 | { 0 } |
| 1362 | }; |
| 1363 | static struct procunit_value_info soft_limit_xu_info[] = { |
| 1364 | { USB_XU_SOFT_LIMIT_SELECTOR, " ", USB_MIXER_BOOLEAN }, |
| 1365 | { 0 } |
| 1366 | }; |
| 1367 | static struct procunit_info extunits[] = { |
| 1368 | { USB_XU_CLOCK_RATE, "Clock rate", clock_rate_xu_info }, |
| 1369 | { USB_XU_CLOCK_SOURCE, "DigitalIn CLK source", clock_source_xu_info }, |
| 1370 | { USB_XU_DIGITAL_IO_STATUS, "DigitalOut format:", spdif_format_xu_info }, |
| 1371 | { USB_XU_DEVICE_OPTIONS, "AnalogueIn Soft Limit", soft_limit_xu_info }, |
| 1372 | { 0 } |
| 1373 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1374 | /* |
| 1375 | * build a processing/extension unit |
| 1376 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1377 | static int build_audio_procunit(struct mixer_build *state, int unitid, unsigned char *dsc, struct procunit_info *list, char *name) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1378 | { |
| 1379 | int num_ins = dsc[6]; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1380 | struct usb_mixer_elem_info *cval; |
| 1381 | struct snd_kcontrol *kctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1382 | int i, err, nameid, type, len; |
| 1383 | struct procunit_info *info; |
| 1384 | struct procunit_value_info *valinfo; |
| 1385 | static struct procunit_value_info default_value_info[] = { |
| 1386 | { 0x01, "Switch", USB_MIXER_BOOLEAN }, |
| 1387 | { 0 } |
| 1388 | }; |
| 1389 | static struct procunit_info default_info = { |
| 1390 | 0, NULL, default_value_info |
| 1391 | }; |
| 1392 | |
| 1393 | if (dsc[0] < 13 || dsc[0] < 13 + num_ins || dsc[0] < num_ins + dsc[11 + num_ins]) { |
| 1394 | snd_printk(KERN_ERR "invalid %s descriptor (id %d)\n", name, unitid); |
| 1395 | return -EINVAL; |
| 1396 | } |
| 1397 | |
| 1398 | for (i = 0; i < num_ins; i++) { |
| 1399 | if ((err = parse_audio_unit(state, dsc[7 + i])) < 0) |
| 1400 | return err; |
| 1401 | } |
| 1402 | |
| 1403 | type = combine_word(&dsc[4]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1404 | for (info = list; info && info->type; info++) |
| 1405 | if (info->type == type) |
| 1406 | break; |
| 1407 | if (! info || ! info->type) |
| 1408 | info = &default_info; |
| 1409 | |
| 1410 | for (valinfo = info->values; valinfo->control; valinfo++) { |
| 1411 | /* FIXME: bitmap might be longer than 8bit */ |
| 1412 | if (! (dsc[12 + num_ins] & (1 << (valinfo->control - 1)))) |
| 1413 | continue; |
| 1414 | if (check_ignored_ctl(state, unitid, valinfo->control)) |
| 1415 | continue; |
Takashi Iwai | 561b220 | 2005-09-09 14:22:34 +0200 | [diff] [blame] | 1416 | cval = kzalloc(sizeof(*cval), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | if (! cval) { |
| 1418 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 1419 | return -ENOMEM; |
| 1420 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1421 | cval->mixer = state->mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1422 | cval->id = unitid; |
| 1423 | cval->control = valinfo->control; |
| 1424 | cval->val_type = valinfo->val_type; |
| 1425 | cval->channels = 1; |
| 1426 | |
| 1427 | /* get min/max values */ |
| 1428 | if (type == USB_PROC_UPDOWN && cval->control == USB_PROC_UPDOWN_MODE_SEL) { |
| 1429 | /* FIXME: hard-coded */ |
| 1430 | cval->min = 1; |
| 1431 | cval->max = dsc[15]; |
| 1432 | cval->res = 1; |
| 1433 | cval->initialized = 1; |
Sergiy Kovalchuk | 7d2b451 | 2009-12-27 09:13:41 -0800 | [diff] [blame^] | 1434 | } else { |
| 1435 | if (type == USB_XU_CLOCK_RATE) { |
| 1436 | /* E-Mu USB 0404/0202/TrackerPre |
| 1437 | * samplerate control quirk |
| 1438 | */ |
| 1439 | cval->min = 0; |
| 1440 | cval->max = 5; |
| 1441 | cval->res = 1; |
| 1442 | cval->initialized = 1; |
| 1443 | } else |
| 1444 | get_min_max(cval, valinfo->min_value); |
| 1445 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1446 | |
| 1447 | kctl = snd_ctl_new1(&mixer_procunit_ctl, cval); |
| 1448 | if (! kctl) { |
| 1449 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 1450 | kfree(cval); |
| 1451 | return -ENOMEM; |
| 1452 | } |
| 1453 | kctl->private_free = usb_mixer_elem_free; |
| 1454 | |
| 1455 | if (check_mapped_name(state, unitid, cval->control, kctl->id.name, sizeof(kctl->id.name))) |
| 1456 | ; |
| 1457 | else if (info->name) |
| 1458 | strlcpy(kctl->id.name, info->name, sizeof(kctl->id.name)); |
| 1459 | else { |
| 1460 | nameid = dsc[12 + num_ins + dsc[11 + num_ins]]; |
| 1461 | len = 0; |
| 1462 | if (nameid) |
| 1463 | len = snd_usb_copy_string_desc(state, nameid, kctl->id.name, sizeof(kctl->id.name)); |
| 1464 | if (! len) |
| 1465 | strlcpy(kctl->id.name, name, sizeof(kctl->id.name)); |
| 1466 | } |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1467 | append_ctl_name(kctl, " "); |
| 1468 | append_ctl_name(kctl, valinfo->suffix); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1469 | |
| 1470 | snd_printdd(KERN_INFO "[%d] PU [%s] ch = %d, val = %d/%d\n", |
| 1471 | cval->id, kctl->id.name, cval->channels, cval->min, cval->max); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1472 | if ((err = add_control_to_empty(state, kctl)) < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1473 | return err; |
| 1474 | } |
| 1475 | return 0; |
| 1476 | } |
| 1477 | |
| 1478 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1479 | static int parse_audio_processing_unit(struct mixer_build *state, int unitid, unsigned char *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1480 | { |
| 1481 | return build_audio_procunit(state, unitid, desc, procunits, "Processing Unit"); |
| 1482 | } |
| 1483 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1484 | static int parse_audio_extension_unit(struct mixer_build *state, int unitid, unsigned char *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1485 | { |
Sergiy Kovalchuk | 7d2b451 | 2009-12-27 09:13:41 -0800 | [diff] [blame^] | 1486 | return build_audio_procunit(state, unitid, desc, extunits, "Extension Unit"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1487 | } |
| 1488 | |
| 1489 | |
| 1490 | /* |
| 1491 | * Selector Unit |
| 1492 | */ |
| 1493 | |
| 1494 | /* info callback for selector unit |
| 1495 | * use an enumerator type for routing |
| 1496 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1497 | static int mixer_ctl_selector_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1498 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1499 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1500 | char **itemlist = (char **)kcontrol->private_value; |
| 1501 | |
Takashi Iwai | 5e246b8 | 2008-08-08 17:12:47 +0200 | [diff] [blame] | 1502 | if (snd_BUG_ON(!itemlist)) |
| 1503 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1504 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
| 1505 | uinfo->count = 1; |
| 1506 | uinfo->value.enumerated.items = cval->max; |
| 1507 | if ((int)uinfo->value.enumerated.item >= cval->max) |
| 1508 | uinfo->value.enumerated.item = cval->max - 1; |
| 1509 | strcpy(uinfo->value.enumerated.name, itemlist[uinfo->value.enumerated.item]); |
| 1510 | return 0; |
| 1511 | } |
| 1512 | |
| 1513 | /* get callback for selector unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1514 | static int mixer_ctl_selector_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1515 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1516 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1517 | int val, err; |
| 1518 | |
| 1519 | err = get_cur_ctl_value(cval, 0, &val); |
| 1520 | if (err < 0) { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1521 | if (cval->mixer->ignore_ctl_error) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1522 | ucontrol->value.enumerated.item[0] = 0; |
| 1523 | return 0; |
| 1524 | } |
| 1525 | return err; |
| 1526 | } |
| 1527 | val = get_relative_value(cval, val); |
| 1528 | ucontrol->value.enumerated.item[0] = val; |
| 1529 | return 0; |
| 1530 | } |
| 1531 | |
| 1532 | /* put callback for selector unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1533 | static int mixer_ctl_selector_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1534 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1535 | struct usb_mixer_elem_info *cval = kcontrol->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | int val, oval, err; |
| 1537 | |
| 1538 | err = get_cur_ctl_value(cval, 0, &oval); |
| 1539 | if (err < 0) { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1540 | if (cval->mixer->ignore_ctl_error) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1541 | return 0; |
| 1542 | return err; |
| 1543 | } |
| 1544 | val = ucontrol->value.enumerated.item[0]; |
| 1545 | val = get_abs_value(cval, val); |
| 1546 | if (val != oval) { |
| 1547 | set_cur_ctl_value(cval, 0, val); |
| 1548 | return 1; |
| 1549 | } |
| 1550 | return 0; |
| 1551 | } |
| 1552 | |
| 1553 | /* alsa control interface for selector unit */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1554 | static struct snd_kcontrol_new mixer_selectunit_ctl = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1555 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 1556 | .name = "", /* will be filled later */ |
| 1557 | .info = mixer_ctl_selector_info, |
| 1558 | .get = mixer_ctl_selector_get, |
| 1559 | .put = mixer_ctl_selector_put, |
| 1560 | }; |
| 1561 | |
| 1562 | |
| 1563 | /* private free callback. |
| 1564 | * free both private_data and private_value |
| 1565 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1566 | static void usb_mixer_selector_elem_free(struct snd_kcontrol *kctl) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1567 | { |
| 1568 | int i, num_ins = 0; |
| 1569 | |
| 1570 | if (kctl->private_data) { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1571 | struct usb_mixer_elem_info *cval = kctl->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1572 | num_ins = cval->max; |
| 1573 | kfree(cval); |
| 1574 | kctl->private_data = NULL; |
| 1575 | } |
| 1576 | if (kctl->private_value) { |
| 1577 | char **itemlist = (char **)kctl->private_value; |
| 1578 | for (i = 0; i < num_ins; i++) |
| 1579 | kfree(itemlist[i]); |
| 1580 | kfree(itemlist); |
| 1581 | kctl->private_value = 0; |
| 1582 | } |
| 1583 | } |
| 1584 | |
| 1585 | /* |
| 1586 | * parse a selector unit |
| 1587 | */ |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1588 | static int parse_audio_selector_unit(struct mixer_build *state, int unitid, unsigned char *desc) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1589 | { |
| 1590 | unsigned int num_ins = desc[4]; |
| 1591 | unsigned int i, nameid, len; |
| 1592 | int err; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1593 | struct usb_mixer_elem_info *cval; |
| 1594 | struct snd_kcontrol *kctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1595 | char **namelist; |
| 1596 | |
Russ Cox | 38977e9 | 2007-08-06 15:37:58 +0200 | [diff] [blame] | 1597 | if (! num_ins || desc[0] < 5 + num_ins) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1598 | snd_printk(KERN_ERR "invalid SELECTOR UNIT descriptor %d\n", unitid); |
| 1599 | return -EINVAL; |
| 1600 | } |
| 1601 | |
| 1602 | for (i = 0; i < num_ins; i++) { |
| 1603 | if ((err = parse_audio_unit(state, desc[5 + i])) < 0) |
| 1604 | return err; |
| 1605 | } |
| 1606 | |
| 1607 | if (num_ins == 1) /* only one ? nonsense! */ |
| 1608 | return 0; |
| 1609 | |
| 1610 | if (check_ignored_ctl(state, unitid, 0)) |
| 1611 | return 0; |
| 1612 | |
Takashi Iwai | 561b220 | 2005-09-09 14:22:34 +0200 | [diff] [blame] | 1613 | cval = kzalloc(sizeof(*cval), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1614 | if (! cval) { |
| 1615 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
| 1616 | return -ENOMEM; |
| 1617 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1618 | cval->mixer = state->mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1619 | cval->id = unitid; |
| 1620 | cval->val_type = USB_MIXER_U8; |
| 1621 | cval->channels = 1; |
| 1622 | cval->min = 1; |
| 1623 | cval->max = num_ins; |
| 1624 | cval->res = 1; |
| 1625 | cval->initialized = 1; |
| 1626 | |
| 1627 | namelist = kmalloc(sizeof(char *) * num_ins, GFP_KERNEL); |
| 1628 | if (! namelist) { |
| 1629 | snd_printk(KERN_ERR "cannot malloc\n"); |
| 1630 | kfree(cval); |
| 1631 | return -ENOMEM; |
| 1632 | } |
| 1633 | #define MAX_ITEM_NAME_LEN 64 |
| 1634 | for (i = 0; i < num_ins; i++) { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1635 | struct usb_audio_term iterm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1636 | len = 0; |
| 1637 | namelist[i] = kmalloc(MAX_ITEM_NAME_LEN, GFP_KERNEL); |
| 1638 | if (! namelist[i]) { |
| 1639 | snd_printk(KERN_ERR "cannot malloc\n"); |
Mariusz Kozlowski | 7fbe3ca | 2007-01-08 11:25:30 +0100 | [diff] [blame] | 1640 | while (i--) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1641 | kfree(namelist[i]); |
| 1642 | kfree(namelist); |
| 1643 | kfree(cval); |
| 1644 | return -ENOMEM; |
| 1645 | } |
Clemens Ladisch | 8e062ec | 2005-04-22 15:49:52 +0200 | [diff] [blame] | 1646 | len = check_mapped_selector_name(state, unitid, i, namelist[i], |
| 1647 | MAX_ITEM_NAME_LEN); |
| 1648 | if (! len && check_input_term(state, desc[5 + i], &iterm) >= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1649 | len = get_term_name(state, &iterm, namelist[i], MAX_ITEM_NAME_LEN, 0); |
| 1650 | if (! len) |
| 1651 | sprintf(namelist[i], "Input %d", i); |
| 1652 | } |
| 1653 | |
| 1654 | kctl = snd_ctl_new1(&mixer_selectunit_ctl, cval); |
| 1655 | if (! kctl) { |
| 1656 | snd_printk(KERN_ERR "cannot malloc kcontrol\n"); |
Jesper Juhl | 878b478 | 2006-03-20 11:27:13 +0100 | [diff] [blame] | 1657 | kfree(namelist); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1658 | kfree(cval); |
| 1659 | return -ENOMEM; |
| 1660 | } |
| 1661 | kctl->private_value = (unsigned long)namelist; |
| 1662 | kctl->private_free = usb_mixer_selector_elem_free; |
| 1663 | |
| 1664 | nameid = desc[desc[0] - 1]; |
| 1665 | len = check_mapped_name(state, unitid, 0, kctl->id.name, sizeof(kctl->id.name)); |
| 1666 | if (len) |
| 1667 | ; |
| 1668 | else if (nameid) |
| 1669 | snd_usb_copy_string_desc(state, nameid, kctl->id.name, sizeof(kctl->id.name)); |
| 1670 | else { |
| 1671 | len = get_term_name(state, &state->oterm, |
| 1672 | kctl->id.name, sizeof(kctl->id.name), 0); |
| 1673 | if (! len) |
| 1674 | strlcpy(kctl->id.name, "USB", sizeof(kctl->id.name)); |
| 1675 | |
| 1676 | if ((state->oterm.type & 0xff00) == 0x0100) |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1677 | append_ctl_name(kctl, " Capture Source"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1678 | else |
Takashi Iwai | 08d1e63 | 2009-10-02 14:06:08 +0200 | [diff] [blame] | 1679 | append_ctl_name(kctl, " Playback Source"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1680 | } |
| 1681 | |
| 1682 | snd_printdd(KERN_INFO "[%d] SU [%s] items = %d\n", |
| 1683 | cval->id, kctl->id.name, num_ins); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1684 | if ((err = add_control_to_empty(state, kctl)) < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1685 | return err; |
| 1686 | |
| 1687 | return 0; |
| 1688 | } |
| 1689 | |
| 1690 | |
| 1691 | /* |
| 1692 | * parse an audio unit recursively |
| 1693 | */ |
| 1694 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1695 | static int parse_audio_unit(struct mixer_build *state, int unitid) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1696 | { |
| 1697 | unsigned char *p1; |
| 1698 | |
| 1699 | if (test_and_set_bit(unitid, state->unitbitmap)) |
| 1700 | return 0; /* the unit already visited */ |
| 1701 | |
| 1702 | p1 = find_audio_control_unit(state, unitid); |
| 1703 | if (!p1) { |
| 1704 | snd_printk(KERN_ERR "usbaudio: unit %d not found!\n", unitid); |
| 1705 | return -EINVAL; |
| 1706 | } |
| 1707 | |
| 1708 | switch (p1[2]) { |
| 1709 | case INPUT_TERMINAL: |
| 1710 | return 0; /* NOP */ |
| 1711 | case MIXER_UNIT: |
| 1712 | return parse_audio_mixer_unit(state, unitid, p1); |
| 1713 | case SELECTOR_UNIT: |
| 1714 | return parse_audio_selector_unit(state, unitid, p1); |
| 1715 | case FEATURE_UNIT: |
| 1716 | return parse_audio_feature_unit(state, unitid, p1); |
| 1717 | case PROCESSING_UNIT: |
| 1718 | return parse_audio_processing_unit(state, unitid, p1); |
| 1719 | case EXTENSION_UNIT: |
| 1720 | return parse_audio_extension_unit(state, unitid, p1); |
| 1721 | default: |
| 1722 | snd_printk(KERN_ERR "usbaudio: unit %u: unexpected type 0x%02x\n", unitid, p1[2]); |
| 1723 | return -EINVAL; |
| 1724 | } |
| 1725 | } |
| 1726 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1727 | static void snd_usb_mixer_free(struct usb_mixer_interface *mixer) |
| 1728 | { |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1729 | kfree(mixer->id_elems); |
| 1730 | if (mixer->urb) { |
| 1731 | kfree(mixer->urb->transfer_buffer); |
| 1732 | usb_free_urb(mixer->urb); |
| 1733 | } |
Mariusz Kozlowski | 68df9de | 2006-11-08 15:37:04 +0100 | [diff] [blame] | 1734 | usb_free_urb(mixer->rc_urb); |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1735 | kfree(mixer->rc_setup_packet); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1736 | kfree(mixer); |
| 1737 | } |
| 1738 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1739 | static int snd_usb_mixer_dev_free(struct snd_device *device) |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1740 | { |
| 1741 | struct usb_mixer_interface *mixer = device->device_data; |
| 1742 | snd_usb_mixer_free(mixer); |
| 1743 | return 0; |
| 1744 | } |
| 1745 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1746 | /* |
| 1747 | * create mixer controls |
| 1748 | * |
| 1749 | * walk through all OUTPUT_TERMINAL descriptors to search for mixers |
| 1750 | */ |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1751 | static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1752 | { |
| 1753 | unsigned char *desc; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1754 | struct mixer_build state; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1755 | int err; |
| 1756 | const struct usbmix_ctl_map *map; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1757 | struct usb_host_interface *hostif; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1758 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1759 | hostif = &usb_ifnum_to_if(mixer->chip->dev, mixer->ctrlif)->altsetting[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1760 | memset(&state, 0, sizeof(state)); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1761 | state.chip = mixer->chip; |
| 1762 | state.mixer = mixer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1763 | state.buffer = hostif->extra; |
| 1764 | state.buflen = hostif->extralen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1765 | |
| 1766 | /* check the mapping table */ |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 1767 | for (map = usbmix_ctl_maps; map->id; map++) { |
| 1768 | if (map->id == state.chip->usb_id) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1769 | state.map = map->map; |
Clemens Ladisch | 8e062ec | 2005-04-22 15:49:52 +0200 | [diff] [blame] | 1770 | state.selector_map = map->selector_map; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1771 | mixer->ignore_ctl_error = map->ignore_ctl_error; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1772 | break; |
| 1773 | } |
| 1774 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1775 | |
| 1776 | desc = NULL; |
| 1777 | while ((desc = snd_usb_find_csint_desc(hostif->extra, hostif->extralen, desc, OUTPUT_TERMINAL)) != NULL) { |
| 1778 | if (desc[0] < 9) |
| 1779 | continue; /* invalid descriptor? */ |
| 1780 | set_bit(desc[3], state.unitbitmap); /* mark terminal ID as visited */ |
| 1781 | state.oterm.id = desc[3]; |
| 1782 | state.oterm.type = combine_word(&desc[4]); |
| 1783 | state.oterm.name = desc[8]; |
| 1784 | err = parse_audio_unit(&state, desc[7]); |
| 1785 | if (err < 0) |
| 1786 | return err; |
| 1787 | } |
| 1788 | return 0; |
| 1789 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 1790 | |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1791 | static void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, |
| 1792 | int unitid) |
| 1793 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1794 | struct usb_mixer_elem_info *info; |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1795 | |
| 1796 | for (info = mixer->id_elems[unitid]; info; info = info->next_id_elem) |
| 1797 | snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
| 1798 | info->elem_id); |
| 1799 | } |
| 1800 | |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1801 | static void snd_usb_mixer_memory_change(struct usb_mixer_interface *mixer, |
| 1802 | int unitid) |
| 1803 | { |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1804 | if (!mixer->rc_cfg) |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 1805 | return; |
| 1806 | /* unit ids specific to Extigy/Audigy 2 NX: */ |
| 1807 | switch (unitid) { |
| 1808 | case 0: /* remote control */ |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1809 | mixer->rc_urb->dev = mixer->chip->dev; |
| 1810 | usb_submit_urb(mixer->rc_urb, GFP_ATOMIC); |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 1811 | break; |
| 1812 | case 4: /* digital in jack */ |
| 1813 | case 7: /* line in jacks */ |
| 1814 | case 19: /* speaker out jacks */ |
| 1815 | case 20: /* headphones out jack */ |
| 1816 | break; |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 1817 | /* live24ext: 4 = line-in jack */ |
| 1818 | case 3: /* hp-out jack (may actuate Mute) */ |
Andrea Borgia | 3195954 | 2009-01-07 22:58:50 +0100 | [diff] [blame] | 1819 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || |
| 1820 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 1821 | snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id); |
| 1822 | break; |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 1823 | default: |
| 1824 | snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid); |
| 1825 | break; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1826 | } |
| 1827 | } |
| 1828 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 1829 | static void snd_usb_mixer_status_complete(struct urb *urb) |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1830 | { |
| 1831 | struct usb_mixer_interface *mixer = urb->context; |
| 1832 | |
| 1833 | if (urb->status == 0) { |
| 1834 | u8 *buf = urb->transfer_buffer; |
| 1835 | int i; |
| 1836 | |
| 1837 | for (i = urb->actual_length; i >= 2; buf += 2, i -= 2) { |
| 1838 | snd_printd(KERN_DEBUG "status interrupt: %02x %02x\n", |
| 1839 | buf[0], buf[1]); |
| 1840 | /* ignore any notifications not from the control interface */ |
| 1841 | if ((buf[0] & 0x0f) != 0) |
| 1842 | continue; |
| 1843 | if (!(buf[0] & 0x40)) |
| 1844 | snd_usb_mixer_notify_id(mixer, buf[1]); |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1845 | else |
| 1846 | snd_usb_mixer_memory_change(mixer, buf[1]); |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1847 | } |
| 1848 | } |
| 1849 | if (urb->status != -ENOENT && urb->status != -ECONNRESET) { |
| 1850 | urb->dev = mixer->chip->dev; |
| 1851 | usb_submit_urb(urb, GFP_ATOMIC); |
| 1852 | } |
| 1853 | } |
| 1854 | |
| 1855 | /* create the handler for the optional status interrupt endpoint */ |
| 1856 | static int snd_usb_mixer_status_create(struct usb_mixer_interface *mixer) |
| 1857 | { |
| 1858 | struct usb_host_interface *hostif; |
| 1859 | struct usb_endpoint_descriptor *ep; |
| 1860 | void *transfer_buffer; |
| 1861 | int buffer_length; |
| 1862 | unsigned int epnum; |
| 1863 | |
| 1864 | hostif = &usb_ifnum_to_if(mixer->chip->dev, mixer->ctrlif)->altsetting[0]; |
| 1865 | /* we need one interrupt input endpoint */ |
| 1866 | if (get_iface_desc(hostif)->bNumEndpoints < 1) |
| 1867 | return 0; |
| 1868 | ep = get_endpoint(hostif, 0); |
Julia Lawall | 913ae5a | 2009-01-03 17:54:53 +0100 | [diff] [blame] | 1869 | if (!usb_endpoint_dir_in(ep) || !usb_endpoint_xfer_int(ep)) |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1870 | return 0; |
| 1871 | |
Julia Lawall | 42a6e66 | 2008-12-29 11:23:02 +0100 | [diff] [blame] | 1872 | epnum = usb_endpoint_num(ep); |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 1873 | buffer_length = le16_to_cpu(ep->wMaxPacketSize); |
| 1874 | transfer_buffer = kmalloc(buffer_length, GFP_KERNEL); |
| 1875 | if (!transfer_buffer) |
| 1876 | return -ENOMEM; |
| 1877 | mixer->urb = usb_alloc_urb(0, GFP_KERNEL); |
| 1878 | if (!mixer->urb) { |
| 1879 | kfree(transfer_buffer); |
| 1880 | return -ENOMEM; |
| 1881 | } |
| 1882 | usb_fill_int_urb(mixer->urb, mixer->chip->dev, |
| 1883 | usb_rcvintpipe(mixer->chip->dev, epnum), |
| 1884 | transfer_buffer, buffer_length, |
| 1885 | snd_usb_mixer_status_complete, mixer, ep->bInterval); |
| 1886 | usb_submit_urb(mixer->urb, GFP_KERNEL); |
| 1887 | return 0; |
| 1888 | } |
| 1889 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 1890 | static void snd_usb_soundblaster_remote_complete(struct urb *urb) |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1891 | { |
| 1892 | struct usb_mixer_interface *mixer = urb->context; |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1893 | const struct rc_config *rc = mixer->rc_cfg; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1894 | u32 code; |
| 1895 | |
Phillip Michael Jordan | b9c196e | 2008-08-05 11:01:00 +0200 | [diff] [blame] | 1896 | if (urb->status < 0 || urb->actual_length < rc->min_packet_length) |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1897 | return; |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1898 | |
| 1899 | code = mixer->rc_buffer[rc->offset]; |
| 1900 | if (rc->length == 2) |
| 1901 | code |= mixer->rc_buffer[rc->offset + 1] << 8; |
| 1902 | |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1903 | /* the Mute button actually changes the mixer control */ |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1904 | if (code == rc->mute_code) |
| 1905 | snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id); |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1906 | mixer->rc_code = code; |
| 1907 | wmb(); |
| 1908 | wake_up(&mixer->rc_waitq); |
| 1909 | } |
| 1910 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1911 | static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf, |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1912 | long count, loff_t *offset) |
| 1913 | { |
| 1914 | struct usb_mixer_interface *mixer = hw->private_data; |
| 1915 | int err; |
| 1916 | u32 rc_code; |
| 1917 | |
Clemens Ladisch | 434b7f5 | 2005-05-02 08:58:31 +0200 | [diff] [blame] | 1918 | if (count != 1 && count != 4) |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1919 | return -EINVAL; |
| 1920 | err = wait_event_interruptible(mixer->rc_waitq, |
| 1921 | (rc_code = xchg(&mixer->rc_code, 0)) != 0); |
| 1922 | if (err == 0) { |
Clemens Ladisch | 434b7f5 | 2005-05-02 08:58:31 +0200 | [diff] [blame] | 1923 | if (count == 1) |
| 1924 | err = put_user(rc_code, buf); |
| 1925 | else |
| 1926 | err = put_user(rc_code, (u32 __user *)buf); |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1927 | } |
| 1928 | return err < 0 ? err : count; |
| 1929 | } |
| 1930 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1931 | static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file, |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1932 | poll_table *wait) |
| 1933 | { |
| 1934 | struct usb_mixer_interface *mixer = hw->private_data; |
| 1935 | |
| 1936 | poll_wait(file, &mixer->rc_waitq, wait); |
| 1937 | return mixer->rc_code ? POLLIN | POLLRDNORM : 0; |
| 1938 | } |
| 1939 | |
| 1940 | static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer) |
| 1941 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1942 | struct snd_hwdep *hwdep; |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1943 | int err, len, i; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1944 | |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1945 | for (i = 0; i < ARRAY_SIZE(rc_configs); ++i) |
| 1946 | if (rc_configs[i].usb_id == mixer->chip->usb_id) |
| 1947 | break; |
| 1948 | if (i >= ARRAY_SIZE(rc_configs)) |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1949 | return 0; |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1950 | mixer->rc_cfg = &rc_configs[i]; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1951 | |
Raimonds Cicans | 4d1a70d | 2006-05-05 09:49:53 +0200 | [diff] [blame] | 1952 | len = mixer->rc_cfg->packet_length; |
| 1953 | |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1954 | init_waitqueue_head(&mixer->rc_waitq); |
| 1955 | err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep); |
| 1956 | if (err < 0) |
| 1957 | return err; |
| 1958 | snprintf(hwdep->name, sizeof(hwdep->name), |
| 1959 | "%s remote control", mixer->chip->card->shortname); |
| 1960 | hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC; |
| 1961 | hwdep->private_data = mixer; |
| 1962 | hwdep->ops.read = snd_usb_sbrc_hwdep_read; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1963 | hwdep->ops.poll = snd_usb_sbrc_hwdep_poll; |
Takashi Iwai | 28b7e34 | 2009-02-05 09:28:08 +0100 | [diff] [blame] | 1964 | hwdep->exclusive = 1; |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 1965 | |
| 1966 | mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL); |
| 1967 | if (!mixer->rc_urb) |
| 1968 | return -ENOMEM; |
| 1969 | mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL); |
| 1970 | if (!mixer->rc_setup_packet) { |
| 1971 | usb_free_urb(mixer->rc_urb); |
| 1972 | mixer->rc_urb = NULL; |
| 1973 | return -ENOMEM; |
| 1974 | } |
| 1975 | mixer->rc_setup_packet->bRequestType = |
| 1976 | USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; |
| 1977 | mixer->rc_setup_packet->bRequest = GET_MEM; |
| 1978 | mixer->rc_setup_packet->wValue = cpu_to_le16(0); |
| 1979 | mixer->rc_setup_packet->wIndex = cpu_to_le16(0); |
| 1980 | mixer->rc_setup_packet->wLength = cpu_to_le16(len); |
| 1981 | usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev, |
| 1982 | usb_rcvctrlpipe(mixer->chip->dev, 0), |
| 1983 | (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len, |
| 1984 | snd_usb_soundblaster_remote_complete, mixer); |
| 1985 | return 0; |
| 1986 | } |
| 1987 | |
Takashi Iwai | a5ce889 | 2007-07-23 15:42:26 +0200 | [diff] [blame] | 1988 | #define snd_audigy2nx_led_info snd_ctl_boolean_mono_info |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 1989 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1990 | static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 1991 | { |
| 1992 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); |
| 1993 | int index = kcontrol->private_value; |
| 1994 | |
| 1995 | ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index]; |
| 1996 | return 0; |
| 1997 | } |
| 1998 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 1999 | static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2000 | { |
| 2001 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); |
| 2002 | int index = kcontrol->private_value; |
| 2003 | int value = ucontrol->value.integer.value[0]; |
| 2004 | int err, changed; |
| 2005 | |
| 2006 | if (value > 1) |
| 2007 | return -EINVAL; |
| 2008 | changed = value != mixer->audigy2nx_leds[index]; |
| 2009 | err = snd_usb_ctl_msg(mixer->chip->dev, |
| 2010 | usb_sndctrlpipe(mixer->chip->dev, 0), 0x24, |
| 2011 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, |
| 2012 | value, index + 2, NULL, 0, 100); |
| 2013 | if (err < 0) |
| 2014 | return err; |
| 2015 | mixer->audigy2nx_leds[index] = value; |
| 2016 | return changed; |
| 2017 | } |
| 2018 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 2019 | static struct snd_kcontrol_new snd_audigy2nx_controls[] = { |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2020 | { |
| 2021 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 2022 | .name = "CMSS LED Switch", |
| 2023 | .info = snd_audigy2nx_led_info, |
| 2024 | .get = snd_audigy2nx_led_get, |
| 2025 | .put = snd_audigy2nx_led_put, |
| 2026 | .private_value = 0, |
| 2027 | }, |
| 2028 | { |
| 2029 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 2030 | .name = "Power LED Switch", |
| 2031 | .info = snd_audigy2nx_led_info, |
| 2032 | .get = snd_audigy2nx_led_get, |
| 2033 | .put = snd_audigy2nx_led_put, |
| 2034 | .private_value = 1, |
| 2035 | }, |
| 2036 | { |
| 2037 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 2038 | .name = "Dolby Digital LED Switch", |
| 2039 | .info = snd_audigy2nx_led_info, |
| 2040 | .get = snd_audigy2nx_led_get, |
| 2041 | .put = snd_audigy2nx_led_put, |
| 2042 | .private_value = 2, |
| 2043 | }, |
| 2044 | }; |
| 2045 | |
| 2046 | static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer) |
| 2047 | { |
| 2048 | int i, err; |
| 2049 | |
| 2050 | for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) { |
Andrea Borgia | 3195954 | 2009-01-07 22:58:50 +0100 | [diff] [blame] | 2051 | if (i > 1 && /* Live24ext has 2 LEDs only */ |
| 2052 | (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || |
| 2053 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048))) |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2054 | break; |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2055 | err = snd_ctl_add(mixer->chip->card, |
| 2056 | snd_ctl_new1(&snd_audigy2nx_controls[i], mixer)); |
| 2057 | if (err < 0) |
| 2058 | return err; |
| 2059 | } |
| 2060 | mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */ |
| 2061 | return 0; |
| 2062 | } |
| 2063 | |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 2064 | static void snd_audigy2nx_proc_read(struct snd_info_entry *entry, |
| 2065 | struct snd_info_buffer *buffer) |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2066 | { |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2067 | static const struct sb_jack { |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2068 | int unitid; |
| 2069 | const char *name; |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2070 | } jacks_audigy2nx[] = { |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2071 | {4, "dig in "}, |
| 2072 | {7, "line in"}, |
| 2073 | {19, "spk out"}, |
| 2074 | {20, "hph out"}, |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2075 | {-1, NULL} |
| 2076 | }, jacks_live24ext[] = { |
| 2077 | {4, "line in"}, /* &1=Line, &2=Mic*/ |
| 2078 | {3, "hph out"}, /* headphones */ |
| 2079 | {0, "RC "}, /* last command, 6 bytes see rc_config above */ |
| 2080 | {-1, NULL} |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2081 | }; |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2082 | const struct sb_jack *jacks; |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2083 | struct usb_mixer_interface *mixer = entry->private_data; |
| 2084 | int i, err; |
| 2085 | u8 buf[3]; |
| 2086 | |
| 2087 | snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname); |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2088 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020)) |
| 2089 | jacks = jacks_audigy2nx; |
Andrea Borgia | 3195954 | 2009-01-07 22:58:50 +0100 | [diff] [blame] | 2090 | else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || |
| 2091 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2092 | jacks = jacks_live24ext; |
| 2093 | else |
| 2094 | return; |
| 2095 | |
| 2096 | for (i = 0; jacks[i].name; ++i) { |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2097 | snd_iprintf(buffer, "%s: ", jacks[i].name); |
| 2098 | err = snd_usb_ctl_msg(mixer->chip->dev, |
| 2099 | usb_rcvctrlpipe(mixer->chip->dev, 0), |
| 2100 | GET_MEM, USB_DIR_IN | USB_TYPE_CLASS | |
| 2101 | USB_RECIP_INTERFACE, 0, |
| 2102 | jacks[i].unitid << 8, buf, 3, 100); |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2103 | if (err == 3 && (buf[0] == 3 || buf[0] == 6)) |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2104 | snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]); |
| 2105 | else |
| 2106 | snd_iprintf(buffer, "?\n"); |
| 2107 | } |
| 2108 | } |
| 2109 | |
Clemens Ladisch | 468b8fd | 2009-07-13 11:39:29 +0200 | [diff] [blame] | 2110 | static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol, |
| 2111 | struct snd_ctl_elem_value *ucontrol) |
| 2112 | { |
| 2113 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); |
| 2114 | |
| 2115 | ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02); |
| 2116 | return 0; |
| 2117 | } |
| 2118 | |
| 2119 | static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol, |
| 2120 | struct snd_ctl_elem_value *ucontrol) |
| 2121 | { |
| 2122 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); |
| 2123 | u8 old_status, new_status; |
| 2124 | int err, changed; |
| 2125 | |
| 2126 | old_status = mixer->xonar_u1_status; |
| 2127 | if (ucontrol->value.integer.value[0]) |
| 2128 | new_status = old_status | 0x02; |
| 2129 | else |
| 2130 | new_status = old_status & ~0x02; |
| 2131 | changed = new_status != old_status; |
| 2132 | err = snd_usb_ctl_msg(mixer->chip->dev, |
| 2133 | usb_sndctrlpipe(mixer->chip->dev, 0), 0x08, |
| 2134 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, |
| 2135 | 50, 0, &new_status, 1, 100); |
| 2136 | if (err < 0) |
| 2137 | return err; |
| 2138 | mixer->xonar_u1_status = new_status; |
| 2139 | return changed; |
| 2140 | } |
| 2141 | |
| 2142 | static struct snd_kcontrol_new snd_xonar_u1_output_switch = { |
| 2143 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 2144 | .name = "Digital Playback Switch", |
| 2145 | .info = snd_ctl_boolean_mono_info, |
| 2146 | .get = snd_xonar_u1_switch_get, |
| 2147 | .put = snd_xonar_u1_switch_put, |
| 2148 | }; |
| 2149 | |
| 2150 | static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer) |
| 2151 | { |
| 2152 | int err; |
| 2153 | |
| 2154 | err = snd_ctl_add(mixer->chip->card, |
| 2155 | snd_ctl_new1(&snd_xonar_u1_output_switch, mixer)); |
| 2156 | if (err < 0) |
| 2157 | return err; |
| 2158 | mixer->xonar_u1_status = 0x05; |
| 2159 | return 0; |
| 2160 | } |
| 2161 | |
Sergiy Kovalchuk | 7d2b451 | 2009-12-27 09:13:41 -0800 | [diff] [blame^] | 2162 | void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, |
| 2163 | unsigned char samplerate_id) |
| 2164 | { |
| 2165 | struct usb_mixer_interface *mixer; |
| 2166 | struct usb_mixer_elem_info *cval; |
| 2167 | int unitid = 12; /* SamleRate ExtensionUnit ID */ |
| 2168 | |
| 2169 | list_for_each_entry(mixer, &chip->mixer_list, list) { |
| 2170 | cval = mixer->id_elems[unitid]; |
| 2171 | if (cval) { |
| 2172 | set_cur_ctl_value(cval, cval->control << 8, samplerate_id); |
| 2173 | snd_usb_mixer_notify_id(mixer, unitid); |
| 2174 | } |
| 2175 | break; |
| 2176 | } |
| 2177 | } |
| 2178 | |
Takashi Iwai | 7a9b806 | 2008-08-13 15:40:53 +0200 | [diff] [blame] | 2179 | int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif, |
| 2180 | int ignore_error) |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2181 | { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 2182 | static struct snd_device_ops dev_ops = { |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2183 | .dev_free = snd_usb_mixer_dev_free |
| 2184 | }; |
| 2185 | struct usb_mixer_interface *mixer; |
| 2186 | int err; |
| 2187 | |
| 2188 | strcpy(chip->card->mixername, "USB Mixer"); |
| 2189 | |
Takashi Iwai | 561b220 | 2005-09-09 14:22:34 +0200 | [diff] [blame] | 2190 | mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2191 | if (!mixer) |
| 2192 | return -ENOMEM; |
| 2193 | mixer->chip = chip; |
| 2194 | mixer->ctrlif = ctrlif; |
Takashi Iwai | 7a9b806 | 2008-08-13 15:40:53 +0200 | [diff] [blame] | 2195 | mixer->ignore_ctl_error = ignore_error; |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 2196 | mixer->id_elems = kcalloc(256, sizeof(*mixer->id_elems), GFP_KERNEL); |
| 2197 | if (!mixer->id_elems) { |
| 2198 | kfree(mixer); |
| 2199 | return -ENOMEM; |
| 2200 | } |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2201 | |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 2202 | if ((err = snd_usb_mixer_controls(mixer)) < 0 || |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2203 | (err = snd_usb_mixer_status_create(mixer)) < 0) |
| 2204 | goto _error; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2205 | |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2206 | if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0) |
| 2207 | goto _error; |
| 2208 | |
Timofei Bondarenko | 69b1f1e | 2007-10-30 15:28:14 +0100 | [diff] [blame] | 2209 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020) || |
Andrea Borgia | 3195954 | 2009-01-07 22:58:50 +0100 | [diff] [blame] | 2210 | mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || |
| 2211 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) { |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 2212 | struct snd_info_entry *entry; |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2213 | |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2214 | if ((err = snd_audigy2nx_controls_create(mixer)) < 0) |
| 2215 | goto _error; |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2216 | if (!snd_card_proc_new(chip->card, "audigy2nx", &entry)) |
Takashi Iwai | bf85020 | 2006-04-28 15:13:41 +0200 | [diff] [blame] | 2217 | snd_info_set_text_ops(entry, mixer, |
Clemens Ladisch | aafad56 | 2005-05-10 14:47:38 +0200 | [diff] [blame] | 2218 | snd_audigy2nx_proc_read); |
Clemens Ladisch | b259b10 | 2005-04-29 16:29:28 +0200 | [diff] [blame] | 2219 | } |
| 2220 | |
Clemens Ladisch | 468b8fd | 2009-07-13 11:39:29 +0200 | [diff] [blame] | 2221 | if (mixer->chip->usb_id == USB_ID(0x0b05, 0x1739) || |
| 2222 | mixer->chip->usb_id == USB_ID(0x0b05, 0x1743)) { |
| 2223 | err = snd_xonar_u1_controls_create(mixer); |
| 2224 | if (err < 0) |
| 2225 | goto _error; |
| 2226 | } |
| 2227 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2228 | err = snd_device_new(chip->card, SNDRV_DEV_LOWLEVEL, mixer, &dev_ops); |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2229 | if (err < 0) |
| 2230 | goto _error; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2231 | list_add(&mixer->list, &chip->mixer_list); |
| 2232 | return 0; |
Clemens Ladisch | 93446ed | 2005-05-03 08:02:40 +0200 | [diff] [blame] | 2233 | |
| 2234 | _error: |
| 2235 | snd_usb_mixer_free(mixer); |
| 2236 | return err; |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2237 | } |
| 2238 | |
| 2239 | void snd_usb_mixer_disconnect(struct list_head *p) |
| 2240 | { |
Clemens Ladisch | 6639b6c | 2005-04-29 16:26:14 +0200 | [diff] [blame] | 2241 | struct usb_mixer_interface *mixer; |
| 2242 | |
| 2243 | mixer = list_entry(p, struct usb_mixer_interface, list); |
Mariusz Kozlowski | 68df9de | 2006-11-08 15:37:04 +0100 | [diff] [blame] | 2244 | usb_kill_urb(mixer->urb); |
| 2245 | usb_kill_urb(mixer->rc_urb); |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 2246 | } |