1 /* $OpenBSD: aoa.c,v 1.5 2008/10/29 00:04:14 jakemsr Exp $ */ 2 /* $Id: aoa.c,v 1.5 2008/10/29 00:04:14 jakemsr Exp $ */ 3 4 /*- 5 * Copyright (c) 2005 Tsubai Masanari. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 /* 31 * WORK-IN-PROGRESS AOAKeylargo audio driver. 32 */ 33 34 #include <sys/param.h> 35 #include <sys/audioio.h> 36 #include <sys/device.h> 37 #include <sys/systm.h> 38 39 #include <dev/audio_if.h> 40 #include <dev/ofw/openfirm.h> 41 #include <macppc/dev/dbdma.h> 42 43 #include <machine/autoconf.h> 44 45 #include <macppc/dev/i2svar.h> 46 47 #ifdef AOA_DEBUG 48 # define DPRINTF printf 49 #else 50 # define DPRINTF while (0) printf 51 #endif 52 53 /* XXX */ 54 #define aoa_softc i2s_softc 55 56 int aoa_getdev(void *, struct audio_device *); 57 int aoa_match(struct device *, void *, void *); 58 void aoa_attach(struct device *, struct device *, void *); 59 void aoa_set_volume(struct aoa_softc *, int, int); 60 void aoa_get_default_params(void *, int, struct audio_params *); 61 62 struct cfattach aoa_ca = { 63 sizeof(struct aoa_softc), aoa_match, aoa_attach 64 }; 65 66 struct cfdriver aoa_cd = { 67 NULL, "aoa", DV_DULL 68 }; 69 70 struct audio_hw_if aoa_hw_if = { 71 i2s_open, 72 i2s_close, 73 NULL, 74 i2s_query_encoding, 75 i2s_set_params, 76 i2s_round_blocksize, 77 NULL, 78 NULL, 79 NULL, 80 NULL, 81 NULL, 82 i2s_halt_output, 83 i2s_halt_input, 84 NULL, 85 aoa_getdev, 86 NULL, 87 i2s_set_port, 88 i2s_get_port, 89 i2s_query_devinfo, 90 i2s_allocm, 91 NULL, 92 i2s_round_buffersize, 93 i2s_mappage, 94 i2s_get_props, 95 i2s_trigger_output, 96 i2s_trigger_input, 97 aoa_get_default_params 98 }; 99 100 struct audio_device aoa_device = { 101 "AOA", 102 "", 103 "aoa" 104 }; 105 106 int 107 aoa_match(struct device *parent, void *match, void *aux) 108 { 109 struct confargs *ca = aux; 110 int soundbus, soundchip; 111 char compat[32]; 112 113 if (strcmp(ca->ca_name, "i2s") != 0) 114 return (0); 115 116 if ((soundbus = OF_child(ca->ca_node)) == 0 || 117 (soundchip = OF_child(soundbus)) == 0) 118 return (0); 119 120 bzero(compat, sizeof compat); 121 OF_getprop(soundchip, "compatible", compat, sizeof compat); 122 123 if (strcmp(compat, "AOAKeylargo") == 0) 124 return (1); 125 if (strcmp(compat, "AOAK2") == 0) 126 return (1); 127 128 return (0); 129 } 130 131 void 132 aoa_attach(struct device *parent, struct device *self, void *aux) 133 { 134 struct aoa_softc *sc = (struct aoa_softc *)self; 135 136 sc->sc_setvolume = aoa_set_volume; 137 138 i2s_attach(parent, sc, aux); 139 audio_attach_mi(&aoa_hw_if, sc, &sc->sc_dev); 140 } 141 142 int 143 aoa_getdev(void *h, struct audio_device *retp) 144 { 145 *retp = aoa_device; 146 return (0); 147 } 148 149 void 150 aoa_set_volume(struct aoa_softc *sc, int left, int right) 151 { 152 printf("aoa_set_volume() not supported yet\n"); 153 } 154 155 void 156 aoa_get_default_params(void *addr, int mode, struct audio_params *params) 157 { 158 i2s_get_default_params(params); 159 } 160