1
2 /*-
3 * SPDX-License-Identifier: BSD-2-Clause
4 *
5 * Copyright (c) 2000-2002 Hiroyuki Aizu <aizu@navi.org>
6 * Copyright (c) 2006 Hans Petter Selasky
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #ifdef HAVE_KERNEL_OPTION_HEADERS
31 #include "opt_snd.h"
32 #endif
33
34 #include <dev/sound/pcm/sound.h>
35 #include <dev/sound/usb/uaudio.h>
36
37 #include "mixer_if.h"
38
39 /************************************************************/
40 static void *
ua_chan_init(kobj_t obj,void * devinfo,struct snd_dbuf * b,struct pcm_channel * c,int dir)41 ua_chan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir)
42 {
43 return (uaudio_chan_init(devinfo, b, c, dir));
44 }
45
46 static int
ua_chan_free(kobj_t obj,void * data)47 ua_chan_free(kobj_t obj, void *data)
48 {
49 return (uaudio_chan_free(data));
50 }
51
52 static int
ua_chan_setformat(kobj_t obj,void * data,uint32_t format)53 ua_chan_setformat(kobj_t obj, void *data, uint32_t format)
54 {
55 /*
56 * At this point, no need to query as we
57 * shouldn't select an unsorted format
58 */
59 return (uaudio_chan_set_param_format(data, format));
60 }
61
62 static uint32_t
ua_chan_setspeed(kobj_t obj,void * data,uint32_t speed)63 ua_chan_setspeed(kobj_t obj, void *data, uint32_t speed)
64 {
65 return (uaudio_chan_set_param_speed(data, speed));
66 }
67
68 static uint32_t
ua_chan_setblocksize(kobj_t obj,void * data,uint32_t blocksize)69 ua_chan_setblocksize(kobj_t obj, void *data, uint32_t blocksize)
70 {
71 return (uaudio_chan_set_param_blocksize(data, blocksize));
72 }
73
74 static int
ua_chan_setfragments(kobj_t obj,void * data,uint32_t blocksize,uint32_t blockcount)75 ua_chan_setfragments(kobj_t obj, void *data, uint32_t blocksize, uint32_t blockcount)
76 {
77 return (uaudio_chan_set_param_fragments(data, blocksize, blockcount));
78 }
79
80 static int
ua_chan_trigger(kobj_t obj,void * data,int go)81 ua_chan_trigger(kobj_t obj, void *data, int go)
82 {
83 if (PCMTRIG_COMMON(go)) {
84 if (go == PCMTRIG_START) {
85 uaudio_chan_start(data);
86 } else {
87 uaudio_chan_stop(data);
88 }
89 }
90 return (0);
91 }
92
93 static uint32_t
ua_chan_getptr(kobj_t obj,void * data)94 ua_chan_getptr(kobj_t obj, void *data)
95 {
96 return (uaudio_chan_getptr(data));
97 }
98
99 static struct pcmchan_caps *
ua_chan_getcaps(kobj_t obj,void * data)100 ua_chan_getcaps(kobj_t obj, void *data)
101 {
102 return (uaudio_chan_getcaps(data));
103 }
104
105 static struct pcmchan_matrix *
ua_chan_getmatrix(kobj_t obj,void * data,uint32_t format)106 ua_chan_getmatrix(kobj_t obj, void *data, uint32_t format)
107 {
108 return (uaudio_chan_getmatrix(data, format));
109 }
110
111 static kobj_method_t ua_chan_methods[] = {
112 KOBJMETHOD(channel_init, ua_chan_init),
113 KOBJMETHOD(channel_free, ua_chan_free),
114 KOBJMETHOD(channel_setformat, ua_chan_setformat),
115 KOBJMETHOD(channel_setspeed, ua_chan_setspeed),
116 KOBJMETHOD(channel_setblocksize, ua_chan_setblocksize),
117 KOBJMETHOD(channel_setfragments, ua_chan_setfragments),
118 KOBJMETHOD(channel_trigger, ua_chan_trigger),
119 KOBJMETHOD(channel_getptr, ua_chan_getptr),
120 KOBJMETHOD(channel_getcaps, ua_chan_getcaps),
121 KOBJMETHOD(channel_getmatrix, ua_chan_getmatrix),
122 KOBJMETHOD_END
123 };
124
125 CHANNEL_DECLARE(ua_chan);
126
127 /************************************************************/
128 static int
ua_mixer_init(struct snd_mixer * m)129 ua_mixer_init(struct snd_mixer *m)
130 {
131 return (uaudio_mixer_init_sub(mix_getdevinfo(m), m));
132 }
133
134 static int
ua_mixer_set(struct snd_mixer * m,unsigned type,unsigned left,unsigned right)135 ua_mixer_set(struct snd_mixer *m, unsigned type, unsigned left, unsigned right)
136 {
137 struct mtx *mtx = mixer_get_lock(m);
138 uint8_t do_unlock;
139
140 if (mtx_owned(mtx)) {
141 do_unlock = 0;
142 } else {
143 do_unlock = 1;
144 mtx_lock(mtx);
145 }
146 uaudio_mixer_set(mix_getdevinfo(m), m, type, left, right);
147 if (do_unlock) {
148 mtx_unlock(mtx);
149 }
150 return (left | (right << 8));
151 }
152
153 static uint32_t
ua_mixer_setrecsrc(struct snd_mixer * m,uint32_t src)154 ua_mixer_setrecsrc(struct snd_mixer *m, uint32_t src)
155 {
156 struct mtx *mtx = mixer_get_lock(m);
157 int retval;
158 uint8_t do_unlock;
159
160 if (mtx_owned(mtx)) {
161 do_unlock = 0;
162 } else {
163 do_unlock = 1;
164 mtx_lock(mtx);
165 }
166 retval = uaudio_mixer_setrecsrc(mix_getdevinfo(m), m, src);
167 if (do_unlock) {
168 mtx_unlock(mtx);
169 }
170 return (retval);
171 }
172
173 static int
ua_mixer_uninit(struct snd_mixer * m)174 ua_mixer_uninit(struct snd_mixer *m)
175 {
176 return (uaudio_mixer_uninit_sub(mix_getdevinfo(m), m));
177 }
178
179 static kobj_method_t ua_mixer_methods[] = {
180 KOBJMETHOD(mixer_init, ua_mixer_init),
181 KOBJMETHOD(mixer_uninit, ua_mixer_uninit),
182 KOBJMETHOD(mixer_set, ua_mixer_set),
183 KOBJMETHOD(mixer_setrecsrc, ua_mixer_setrecsrc),
184 KOBJMETHOD_END
185 };
186
187 MIXER_DECLARE(ua_mixer);
188 /************************************************************/
189
190 static int
ua_probe(device_t dev)191 ua_probe(device_t dev)
192 {
193 struct sndcard_func *func;
194
195 /* the parent device has already been probed */
196
197 func = device_get_ivars(dev);
198
199 if ((func == NULL) ||
200 (func->func != SCF_PCM)) {
201 return (ENXIO);
202 }
203
204 return (BUS_PROBE_DEFAULT);
205 }
206
207 static int
ua_attach(device_t dev)208 ua_attach(device_t dev)
209 {
210 return (uaudio_attach_sub(dev, &ua_mixer_class, &ua_chan_class));
211 }
212
213 static int
ua_detach(device_t dev)214 ua_detach(device_t dev)
215 {
216 return (uaudio_detach_sub(dev));
217 }
218
219 /************************************************************/
220
221 static device_method_t ua_pcm_methods[] = {
222 /* Device interface */
223 DEVMETHOD(device_probe, ua_probe),
224 DEVMETHOD(device_attach, ua_attach),
225 DEVMETHOD(device_detach, ua_detach),
226
227 DEVMETHOD_END
228 };
229
230 static driver_t ua_pcm_driver = {
231 "pcm",
232 ua_pcm_methods,
233 PCM_SOFTC_SIZE,
234 };
235
236 DRIVER_MODULE(ua_pcm, uaudio, ua_pcm_driver, 0, 0);
237 MODULE_DEPEND(ua_pcm, snd_uaudio, 1, 1, 1);
238 MODULE_DEPEND(ua_pcm, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
239 MODULE_VERSION(ua_pcm, 1);
240