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7b1eda22 DM |
1 | /* |
2 | * USB Audio Driver for ALSA | |
3 | * | |
4 | * Quirks and vendor-specific extensions for mixer interfaces | |
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 | #include <linux/init.h> | |
29 | #include <linux/usb.h> | |
30 | #include <linux/usb/audio.h> | |
31 | ||
32 | #include <sound/core.h> | |
33 | #include <sound/control.h> | |
34 | #include <sound/hwdep.h> | |
35 | #include <sound/info.h> | |
36 | ||
37 | #include "usbaudio.h" | |
f0b5e634 | 38 | #include "mixer.h" |
7b1eda22 DM |
39 | #include "mixer_quirks.h" |
40 | #include "helper.h" | |
41 | ||
42 | /* | |
43 | * Sound Blaster remote control configuration | |
44 | * | |
45 | * format of remote control data: | |
46 | * Extigy: xx 00 | |
47 | * Audigy 2 NX: 06 80 xx 00 00 00 | |
48 | * Live! 24-bit: 06 80 xx yy 22 83 | |
49 | */ | |
50 | static const struct rc_config { | |
51 | u32 usb_id; | |
52 | u8 offset; | |
53 | u8 length; | |
54 | u8 packet_length; | |
55 | u8 min_packet_length; /* minimum accepted length of the URB result */ | |
56 | u8 mute_mixer_id; | |
57 | u32 mute_code; | |
58 | } rc_configs[] = { | |
59 | { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */ | |
60 | { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */ | |
61 | { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */ | |
62 | { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */ | |
63 | }; | |
64 | ||
65 | static void snd_usb_soundblaster_remote_complete(struct urb *urb) | |
66 | { | |
67 | struct usb_mixer_interface *mixer = urb->context; | |
68 | const struct rc_config *rc = mixer->rc_cfg; | |
69 | u32 code; | |
70 | ||
71 | if (urb->status < 0 || urb->actual_length < rc->min_packet_length) | |
72 | return; | |
73 | ||
74 | code = mixer->rc_buffer[rc->offset]; | |
75 | if (rc->length == 2) | |
76 | code |= mixer->rc_buffer[rc->offset + 1] << 8; | |
77 | ||
78 | /* the Mute button actually changes the mixer control */ | |
79 | if (code == rc->mute_code) | |
80 | snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id); | |
81 | mixer->rc_code = code; | |
82 | wmb(); | |
83 | wake_up(&mixer->rc_waitq); | |
84 | } | |
85 | ||
86 | static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf, | |
87 | long count, loff_t *offset) | |
88 | { | |
89 | struct usb_mixer_interface *mixer = hw->private_data; | |
90 | int err; | |
91 | u32 rc_code; | |
92 | ||
93 | if (count != 1 && count != 4) | |
94 | return -EINVAL; | |
95 | err = wait_event_interruptible(mixer->rc_waitq, | |
96 | (rc_code = xchg(&mixer->rc_code, 0)) != 0); | |
97 | if (err == 0) { | |
98 | if (count == 1) | |
99 | err = put_user(rc_code, buf); | |
100 | else | |
101 | err = put_user(rc_code, (u32 __user *)buf); | |
102 | } | |
103 | return err < 0 ? err : count; | |
104 | } | |
105 | ||
106 | static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file, | |
107 | poll_table *wait) | |
108 | { | |
109 | struct usb_mixer_interface *mixer = hw->private_data; | |
110 | ||
111 | poll_wait(file, &mixer->rc_waitq, wait); | |
112 | return mixer->rc_code ? POLLIN | POLLRDNORM : 0; | |
113 | } | |
114 | ||
115 | static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer) | |
116 | { | |
117 | struct snd_hwdep *hwdep; | |
118 | int err, len, i; | |
119 | ||
120 | for (i = 0; i < ARRAY_SIZE(rc_configs); ++i) | |
121 | if (rc_configs[i].usb_id == mixer->chip->usb_id) | |
122 | break; | |
123 | if (i >= ARRAY_SIZE(rc_configs)) | |
124 | return 0; | |
125 | mixer->rc_cfg = &rc_configs[i]; | |
126 | ||
127 | len = mixer->rc_cfg->packet_length; | |
128 | ||
129 | init_waitqueue_head(&mixer->rc_waitq); | |
130 | err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep); | |
131 | if (err < 0) | |
132 | return err; | |
133 | snprintf(hwdep->name, sizeof(hwdep->name), | |
134 | "%s remote control", mixer->chip->card->shortname); | |
135 | hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC; | |
136 | hwdep->private_data = mixer; | |
137 | hwdep->ops.read = snd_usb_sbrc_hwdep_read; | |
138 | hwdep->ops.poll = snd_usb_sbrc_hwdep_poll; | |
139 | hwdep->exclusive = 1; | |
140 | ||
141 | mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL); | |
142 | if (!mixer->rc_urb) | |
143 | return -ENOMEM; | |
144 | mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL); | |
145 | if (!mixer->rc_setup_packet) { | |
146 | usb_free_urb(mixer->rc_urb); | |
147 | mixer->rc_urb = NULL; | |
148 | return -ENOMEM; | |
149 | } | |
150 | mixer->rc_setup_packet->bRequestType = | |
151 | USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; | |
152 | mixer->rc_setup_packet->bRequest = UAC_GET_MEM; | |
153 | mixer->rc_setup_packet->wValue = cpu_to_le16(0); | |
154 | mixer->rc_setup_packet->wIndex = cpu_to_le16(0); | |
155 | mixer->rc_setup_packet->wLength = cpu_to_le16(len); | |
156 | usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev, | |
157 | usb_rcvctrlpipe(mixer->chip->dev, 0), | |
158 | (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len, | |
159 | snd_usb_soundblaster_remote_complete, mixer); | |
160 | return 0; | |
161 | } | |
162 | ||
163 | #define snd_audigy2nx_led_info snd_ctl_boolean_mono_info | |
164 | ||
165 | static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) | |
166 | { | |
167 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); | |
168 | int index = kcontrol->private_value; | |
169 | ||
170 | ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index]; | |
171 | return 0; | |
172 | } | |
173 | ||
174 | static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) | |
175 | { | |
176 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); | |
177 | int index = kcontrol->private_value; | |
178 | int value = ucontrol->value.integer.value[0]; | |
179 | int err, changed; | |
180 | ||
181 | if (value > 1) | |
182 | return -EINVAL; | |
183 | changed = value != mixer->audigy2nx_leds[index]; | |
184 | err = snd_usb_ctl_msg(mixer->chip->dev, | |
185 | usb_sndctrlpipe(mixer->chip->dev, 0), 0x24, | |
186 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, | |
187 | value, index + 2, NULL, 0, 100); | |
188 | if (err < 0) | |
189 | return err; | |
190 | mixer->audigy2nx_leds[index] = value; | |
191 | return changed; | |
192 | } | |
193 | ||
194 | static struct snd_kcontrol_new snd_audigy2nx_controls[] = { | |
195 | { | |
196 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
197 | .name = "CMSS LED Switch", | |
198 | .info = snd_audigy2nx_led_info, | |
199 | .get = snd_audigy2nx_led_get, | |
200 | .put = snd_audigy2nx_led_put, | |
201 | .private_value = 0, | |
202 | }, | |
203 | { | |
204 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
205 | .name = "Power LED Switch", | |
206 | .info = snd_audigy2nx_led_info, | |
207 | .get = snd_audigy2nx_led_get, | |
208 | .put = snd_audigy2nx_led_put, | |
209 | .private_value = 1, | |
210 | }, | |
211 | { | |
212 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
213 | .name = "Dolby Digital LED Switch", | |
214 | .info = snd_audigy2nx_led_info, | |
215 | .get = snd_audigy2nx_led_get, | |
216 | .put = snd_audigy2nx_led_put, | |
217 | .private_value = 2, | |
218 | }, | |
219 | }; | |
220 | ||
221 | static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer) | |
222 | { | |
223 | int i, err; | |
224 | ||
225 | for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) { | |
226 | if (i > 1 && /* Live24ext has 2 LEDs only */ | |
227 | (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || | |
228 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048))) | |
229 | break; | |
230 | err = snd_ctl_add(mixer->chip->card, | |
231 | snd_ctl_new1(&snd_audigy2nx_controls[i], mixer)); | |
232 | if (err < 0) | |
233 | return err; | |
234 | } | |
235 | mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */ | |
236 | return 0; | |
237 | } | |
238 | ||
239 | static void snd_audigy2nx_proc_read(struct snd_info_entry *entry, | |
240 | struct snd_info_buffer *buffer) | |
241 | { | |
242 | static const struct sb_jack { | |
243 | int unitid; | |
244 | const char *name; | |
245 | } jacks_audigy2nx[] = { | |
246 | {4, "dig in "}, | |
247 | {7, "line in"}, | |
248 | {19, "spk out"}, | |
249 | {20, "hph out"}, | |
250 | {-1, NULL} | |
251 | }, jacks_live24ext[] = { | |
252 | {4, "line in"}, /* &1=Line, &2=Mic*/ | |
253 | {3, "hph out"}, /* headphones */ | |
254 | {0, "RC "}, /* last command, 6 bytes see rc_config above */ | |
255 | {-1, NULL} | |
256 | }; | |
257 | const struct sb_jack *jacks; | |
258 | struct usb_mixer_interface *mixer = entry->private_data; | |
259 | int i, err; | |
260 | u8 buf[3]; | |
261 | ||
262 | snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname); | |
263 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020)) | |
264 | jacks = jacks_audigy2nx; | |
265 | else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || | |
266 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) | |
267 | jacks = jacks_live24ext; | |
268 | else | |
269 | return; | |
270 | ||
271 | for (i = 0; jacks[i].name; ++i) { | |
272 | snd_iprintf(buffer, "%s: ", jacks[i].name); | |
273 | err = snd_usb_ctl_msg(mixer->chip->dev, | |
274 | usb_rcvctrlpipe(mixer->chip->dev, 0), | |
275 | UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS | | |
276 | USB_RECIP_INTERFACE, 0, | |
277 | jacks[i].unitid << 8, buf, 3, 100); | |
278 | if (err == 3 && (buf[0] == 3 || buf[0] == 6)) | |
279 | snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]); | |
280 | else | |
281 | snd_iprintf(buffer, "?\n"); | |
282 | } | |
283 | } | |
284 | ||
285 | static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol, | |
286 | struct snd_ctl_elem_value *ucontrol) | |
287 | { | |
288 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); | |
289 | ||
290 | ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02); | |
291 | return 0; | |
292 | } | |
293 | ||
294 | static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol, | |
295 | struct snd_ctl_elem_value *ucontrol) | |
296 | { | |
297 | struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol); | |
298 | u8 old_status, new_status; | |
299 | int err, changed; | |
300 | ||
301 | old_status = mixer->xonar_u1_status; | |
302 | if (ucontrol->value.integer.value[0]) | |
303 | new_status = old_status | 0x02; | |
304 | else | |
305 | new_status = old_status & ~0x02; | |
306 | changed = new_status != old_status; | |
307 | err = snd_usb_ctl_msg(mixer->chip->dev, | |
308 | usb_sndctrlpipe(mixer->chip->dev, 0), 0x08, | |
309 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, | |
310 | 50, 0, &new_status, 1, 100); | |
311 | if (err < 0) | |
312 | return err; | |
313 | mixer->xonar_u1_status = new_status; | |
314 | return changed; | |
315 | } | |
316 | ||
317 | static struct snd_kcontrol_new snd_xonar_u1_output_switch = { | |
318 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
319 | .name = "Digital Playback Switch", | |
320 | .info = snd_ctl_boolean_mono_info, | |
321 | .get = snd_xonar_u1_switch_get, | |
322 | .put = snd_xonar_u1_switch_put, | |
323 | }; | |
324 | ||
325 | static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer) | |
326 | { | |
327 | int err; | |
328 | ||
329 | err = snd_ctl_add(mixer->chip->card, | |
330 | snd_ctl_new1(&snd_xonar_u1_output_switch, mixer)); | |
331 | if (err < 0) | |
332 | return err; | |
333 | mixer->xonar_u1_status = 0x05; | |
334 | return 0; | |
335 | } | |
336 | ||
337 | void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, | |
338 | unsigned char samplerate_id) | |
339 | { | |
340 | struct usb_mixer_interface *mixer; | |
341 | struct usb_mixer_elem_info *cval; | |
342 | int unitid = 12; /* SamleRate ExtensionUnit ID */ | |
343 | ||
344 | list_for_each_entry(mixer, &chip->mixer_list, list) { | |
345 | cval = mixer->id_elems[unitid]; | |
346 | if (cval) { | |
347 | snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR, | |
348 | cval->control << 8, | |
349 | samplerate_id); | |
350 | snd_usb_mixer_notify_id(mixer, unitid); | |
351 | } | |
352 | break; | |
353 | } | |
354 | } | |
355 | ||
356 | int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) | |
357 | { | |
358 | int err; | |
359 | struct snd_info_entry *entry; | |
360 | ||
361 | if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0) | |
362 | return err; | |
363 | ||
364 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020) || | |
365 | mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || | |
366 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) { | |
367 | if ((err = snd_audigy2nx_controls_create(mixer)) < 0) | |
368 | return err; | |
369 | if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry)) | |
370 | snd_info_set_text_ops(entry, mixer, | |
371 | snd_audigy2nx_proc_read); | |
372 | } | |
373 | ||
374 | if (mixer->chip->usb_id == USB_ID(0x0b05, 0x1739) || | |
375 | mixer->chip->usb_id == USB_ID(0x0b05, 0x1743)) { | |
376 | err = snd_xonar_u1_controls_create(mixer); | |
377 | if (err < 0) | |
378 | return err; | |
379 | } | |
380 | ||
381 | return 0; | |
382 | } | |
383 | ||
384 | void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer, | |
385 | int unitid) | |
386 | { | |
387 | if (!mixer->rc_cfg) | |
388 | return; | |
389 | /* unit ids specific to Extigy/Audigy 2 NX: */ | |
390 | switch (unitid) { | |
391 | case 0: /* remote control */ | |
392 | mixer->rc_urb->dev = mixer->chip->dev; | |
393 | usb_submit_urb(mixer->rc_urb, GFP_ATOMIC); | |
394 | break; | |
395 | case 4: /* digital in jack */ | |
396 | case 7: /* line in jacks */ | |
397 | case 19: /* speaker out jacks */ | |
398 | case 20: /* headphones out jack */ | |
399 | break; | |
400 | /* live24ext: 4 = line-in jack */ | |
401 | case 3: /* hp-out jack (may actuate Mute) */ | |
402 | if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) || | |
403 | mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) | |
404 | snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id); | |
405 | break; | |
406 | default: | |
407 | snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid); | |
408 | break; | |
409 | } | |
410 | } | |
411 |