1 /* $NetBSD: zaudio.c,v 1.23 2019/06/08 08:02:37 isaki Exp $ */ 2 /* $OpenBSD: zaurus_audio.c,v 1.8 2005/08/18 13:23:02 robert Exp $ */ 3 4 /* 5 * Copyright (c) 2005 Christopher Pascoe <pascoe (at) openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 /*- 21 * Copyright (C) 2009 NONAKA Kimihiro <nonaka (at) netbsd.org> 22 * All rights reserved. 23 * 24 * Redistribution and use in source and binary forms, with or without 25 * modification, are permitted provided that the following conditions 26 * are met: 27 * 1. Redistributions of source code must retain the above copyright 28 * notice, this list of conditions and the following disclaimer. 29 * 2. Redistributions in binary form must reproduce the above copyright 30 * notice, this list of conditions and the following disclaimer in the 31 * documentation and/or other materials provided with the distribution. 32 * 33 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 34 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 35 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 36 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 37 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 38 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 39 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 40 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 41 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 42 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 43 */ 44 45 /* 46 * TODO: 47 * - powerhooks (currently only works until first suspend) 48 */ 49 50 #include "opt_cputypes.h" 51 52 #include <sys/cdefs.h> 53 __KERNEL_RCSID(0, "$NetBSD: zaudio.c,v 1.23 2019/06/08 08:02:37 isaki Exp $"); 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/audioio.h> 58 #include <sys/callout.h> 59 #include <sys/device.h> 60 #include <sys/mutex.h> 61 62 #include <dev/audio/audio_if.h> 63 64 #include <dev/i2c/i2cvar.h> 65 66 #include <arm/xscale/pxa2x0reg.h> 67 #include <arm/xscale/pxa2x0var.h> 68 #include <arm/xscale/pxa2x0_i2s.h> 69 70 #include <zaurus/zaurus/zaurus_var.h> 71 #include <zaurus/dev/zaudiovar.h> 72 #if defined(CPU_XSCALE_PXA270) 73 #include <zaurus/dev/wm8750var.h> 74 #endif 75 #if defined(CPU_XSCALE_PXA250) 76 #include <zaurus/dev/wm8731var.h> 77 #endif 78 79 static int zaudio_match(device_t, cfdata_t, void *); 80 static void zaudio_attach(device_t, device_t, void *); 81 82 CFATTACH_DECL_NEW(zaudio, sizeof(struct zaudio_softc), 83 zaudio_match, zaudio_attach, NULL, NULL); 84 85 static const struct audio_format zaudio_formats[] = { 86 { 87 .mode = AUMODE_PLAY | AUMODE_RECORD, 88 .encoding = AUDIO_ENCODING_SLINEAR_LE, 89 .validbits = 16, 90 .precision = 16, 91 .channels = 2, 92 .channel_mask = AUFMT_STEREO, 93 .frequency_type = 6, 94 .frequency = { 8000, 11025, 16000, 22050, 44100, 48000 }, 95 } 96 }; 97 #define ZAUDIO_NFORMATS __arraycount(zaudio_formats) 98 99 static int 100 zaudio_match(device_t parent, cfdata_t cf, void *aux) 101 { 102 struct i2c_attach_args *ia = aux; 103 104 if (ZAURUS_ISC1000 || ZAURUS_ISC3000) { 105 #if defined(CPU_XSCALE_PXA270) 106 return wm8750_match(parent, cf, ia); 107 #endif 108 } else if (ZAURUS_ISC860) { 109 #if defined(CPU_XSCALE_PXA250) 110 return wm8731_match(parent, cf, ia); 111 #endif 112 } 113 return 0; 114 } 115 116 static void 117 zaudio_attach(device_t parent, device_t self, void *aux) 118 { 119 struct zaudio_softc *sc = device_private(self); 120 struct i2c_attach_args *ia = aux; 121 122 sc->sc_dev = self; 123 sc->sc_i2c = ia->ia_tag; 124 125 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 126 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_SCHED); 127 callout_init(&sc->sc_to, 0); 128 129 sc->sc_i2s.sc_iot = &pxa2x0_bs_tag; 130 sc->sc_i2s.sc_dmat = &pxa2x0_bus_dma_tag; 131 sc->sc_i2s.sc_size = PXA2X0_I2S_SIZE; 132 sc->sc_i2s.sc_intr_lock = &sc->sc_intr_lock; 133 if (pxa2x0_i2s_attach_sub(&sc->sc_i2s)) { 134 aprint_error_dev(self, "unable to attach I2S\n"); 135 return; 136 } 137 138 if (ZAURUS_ISC1000 || ZAURUS_ISC3000) { 139 #if defined(CPU_XSCALE_PXA270) 140 wm8750_attach(parent, self, ia); 141 #endif 142 } else if (ZAURUS_ISC860) { 143 #if defined(CPU_XSCALE_PXA250) 144 wm8731_attach(parent, self, ia); 145 #endif 146 } 147 148 return; 149 } 150 151 /* 152 * audio operation functions. 153 */ 154 int 155 zaudio_open(void *hdl, int flags) 156 { 157 struct zaudio_softc *sc = hdl; 158 159 /* Power on the I2S bus and codec */ 160 pxa2x0_i2s_open(&sc->sc_i2s); 161 162 return 0; 163 } 164 165 void 166 zaudio_close(void *hdl) 167 { 168 struct zaudio_softc *sc = hdl; 169 170 /* Power off the I2S bus and codec */ 171 pxa2x0_i2s_close(&sc->sc_i2s); 172 } 173 174 int 175 zaudio_query_format(void *hdl, audio_format_query_t *afp) 176 { 177 178 return audio_query_format(zaudio_formats, ZAUDIO_NFORMATS, afp); 179 } 180 181 int 182 zaudio_set_format(void *hdl, int setmode, 183 const audio_params_t *play, const audio_params_t *rec, 184 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 185 { 186 struct zaudio_softc *sc = hdl; 187 188 /* *play and *rec are the identical because !AUDIO_PROP_INDEPENDENT. */ 189 190 if (setmode == AUMODE_RECORD) 191 pxa2x0_i2s_setspeed(&sc->sc_i2s, rec->sample_rate); 192 else 193 pxa2x0_i2s_setspeed(&sc->sc_i2s, play->sample_rate); 194 195 return 0; 196 } 197 198 int 199 zaudio_round_blocksize(void *hdl, int bs, int mode, const audio_params_t *param) 200 { 201 struct zaudio_softc *sc = hdl; 202 203 return pxa2x0_i2s_round_blocksize(&sc->sc_i2s, bs, mode, param); 204 } 205 206 void * 207 zaudio_allocm(void *hdl, int direction, size_t size) 208 { 209 struct zaudio_softc *sc = hdl; 210 211 return pxa2x0_i2s_allocm(&sc->sc_i2s, direction, size); 212 } 213 214 void 215 zaudio_freem(void *hdl, void *ptr, size_t size) 216 { 217 struct zaudio_softc *sc = hdl; 218 219 return pxa2x0_i2s_freem(&sc->sc_i2s, ptr, size); 220 } 221 222 size_t 223 zaudio_round_buffersize(void *hdl, int direction, size_t bufsize) 224 { 225 struct zaudio_softc *sc = hdl; 226 227 return pxa2x0_i2s_round_buffersize(&sc->sc_i2s, direction, bufsize); 228 } 229 230 int 231 zaudio_get_props(void *hdl) 232 { 233 234 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE; 235 } 236 237 void 238 zaudio_get_locks(void *hdl, kmutex_t **intr, kmutex_t **thread) 239 { 240 struct zaudio_softc *sc = hdl; 241 242 *intr = &sc->sc_intr_lock; 243 *thread = &sc->sc_lock; 244 } 245
Indexes created Mon Sep 22 13:09:51 GMT 2025