/*- * Copyright 2008 by Marco Trillo. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /*- * Copyright (c) 2002, 2003 Tsubai Masanari. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * NetBSD: snapper.c,v 1.28 2008/05/16 03:49:54 macallan Exp * Id: snapper.c,v 1.11 2002/10/31 17:42:13 tsubai Exp */ /* * Apple Snapper audio. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_KERNEL_OPTION_HEADERS #include "opt_snd.h" #endif #include #include "mixer_if.h" extern kobj_class_t i2s_mixer_class; extern device_t i2s_mixer; struct snapper_softc { device_t sc_dev; uint32_t sc_addr; }; static int snapper_probe(device_t); static int snapper_attach(device_t); static int snapper_init(struct snd_mixer *m); static int snapper_uninit(struct snd_mixer *m); static int snapper_reinit(struct snd_mixer *m); static int snapper_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right); static u_int32_t snapper_setrecsrc(struct snd_mixer *m, u_int32_t src); static device_method_t snapper_methods[] = { /* Device interface. */ DEVMETHOD(device_probe, snapper_probe), DEVMETHOD(device_attach, snapper_attach), { 0, 0 } }; static driver_t snapper_driver = { "snapper", snapper_methods, sizeof(struct snapper_softc) }; static devclass_t snapper_devclass; DRIVER_MODULE(snapper, iicbus, snapper_driver, snapper_devclass, 0, 0); MODULE_VERSION(snapper, 1); MODULE_DEPEND(snapper, iicbus, 1, 1, 1); static kobj_method_t snapper_mixer_methods[] = { KOBJMETHOD(mixer_init, snapper_init), KOBJMETHOD(mixer_uninit, snapper_uninit), KOBJMETHOD(mixer_reinit, snapper_reinit), KOBJMETHOD(mixer_set, snapper_set), KOBJMETHOD(mixer_setrecsrc, snapper_setrecsrc), KOBJMETHOD_END }; MIXER_DECLARE(snapper_mixer); #define SNAPPER_IICADDR 0x6a /* Hard-coded I2C slave addr */ /* Snapper (Texas Instruments TAS3004) registers. */ #define SNAPPER_MCR1 0x01 /* Main control register 1 (1byte) */ #define SNAPPER_DRC 0x02 /* Dynamic range compression (6bytes) */ #define SNAPPER_VOLUME 0x04 /* Volume (6bytes) */ #define SNAPPER_TREBLE 0x05 /* Treble control (1byte) */ #define SNAPPER_BASS 0x06 /* Bass control (1byte) */ #define SNAPPER_MIXER_L 0x07 /* Mixer left gain (9bytes) */ #define SNAPPER_MIXER_R 0x08 /* Mixer right gain (9bytes) */ #define SNAPPER_LB0 0x0a /* Left biquad 0 (15bytes) */ #define SNAPPER_LB1 0x0b /* Left biquad 1 (15bytes) */ #define SNAPPER_LB2 0x0c /* Left biquad 2 (15bytes) */ #define SNAPPER_LB3 0x0d /* Left biquad 3 (15bytes) */ #define SNAPPER_LB4 0x0e /* Left biquad 4 (15bytes) */ #define SNAPPER_LB5 0x0f /* Left biquad 5 (15bytes) */ #define SNAPPER_LB6 0x10 /* Left biquad 6 (15bytes) */ #define SNAPPER_RB0 0x13 /* Right biquad 0 (15bytes) */ #define SNAPPER_RB1 0x14 /* Right biquad 1 (15bytes) */ #define SNAPPER_RB2 0x15 /* Right biquad 2 (15bytes) */ #define SNAPPER_RB3 0x16 /* Right biquad 3 (15bytes) */ #define SNAPPER_RB4 0x17 /* Right biquad 4 (15bytes) */ #define SNAPPER_RB5 0x18 /* Right biquad 5 (15bytes) */ #define SNAPPER_RB6 0x19 /* Right biquad 6 (15bytes) */ #define SNAPPER_LLB 0x21 /* Left loudness biquad (15bytes) */ #define SNAPPER_RLB 0x22 /* Right loudness biquad (15bytes) */ #define SNAPPER_LLB_GAIN 0x23 /* Left loudness biquad gain (3bytes) */ #define SNAPPER_RLB_GAIN 0x24 /* Right loudness biquad gain (3bytes) */ #define SNAPPER_ACR 0x40 /* Analog control register (1byte) */ #define SNAPPER_MCR2 0x43 /* Main control register 2 (1byte) */ #define SNAPPER_MCR1_FL 0x80 /* Fast load */ #define SNAPPER_MCR1_SC 0x40 /* SCLK frequency */ #define SNAPPER_MCR1_SC_32 0x00 /* 32fs */ #define SNAPPER_MCR1_SC_64 0x40 /* 64fs */ #define SNAPPER_MCR1_SM 0x30 /* Output serial port mode */ #define SNAPPER_MCR1_SM_L 0x00 /* Left justified */ #define SNAPPER_MCR1_SM_R 0x10 /* Right justified */ #define SNAPPER_MCR1_SM_I2S 0x20 /* I2S */ #define SNAPPER_MCR1_W 0x03 /* Serial port word length */ #define SNAPPER_MCR1_W_16 0x00 /* 16 bit */ #define SNAPPER_MCR1_W_18 0x01 /* 18 bit */ #define SNAPPER_MCR1_W_20 0x02 /* 20 bit */ #define SNAPPER_MCR1_W_24 0x03 /* 20 bit */ #define SNAPPER_MCR2_DL 0x80 /* Download */ #define SNAPPER_MCR2_AP 0x02 /* All pass mode */ #define SNAPPER_ACR_ADM 0x80 /* ADC output mode */ #define SNAPPER_ACR_LRB 0x40 /* Select B input */ #define SNAPPER_ACR_DM 0x0c /* De-emphasis control */ #define SNAPPER_ACR_DM_OFF 0x00 /* off */ #define SNAPPER_ACR_DM_48 0x04 /* fs = 48kHz */ #define SNAPPER_ACR_DM_44 0x08 /* fs = 44.1kHz */ #define SNAPPER_ACR_INP 0x02 /* Analog input select */ #define SNAPPER_ACR_INP_A 0x00 /* A */ #define SNAPPER_ACR_INP_B 0x02 /* B */ #define SNAPPER_ACR_APD 0x01 /* Analog power down */ struct snapper_reg { u_char MCR1[1]; u_char DRC[6]; u_char VOLUME[6]; u_char TREBLE[1]; u_char BASS[1]; u_char MIXER_L[9]; u_char MIXER_R[9]; u_char LB0[15]; u_char LB1[15]; u_char LB2[15]; u_char LB3[15]; u_char LB4[15]; u_char LB5[15]; u_char LB6[15]; u_char RB0[15]; u_char RB1[15]; u_char RB2[15]; u_char RB3[15]; u_char RB4[15]; u_char RB5[15]; u_char RB6[15]; u_char LLB[15]; u_char RLB[15]; u_char LLB_GAIN[3]; u_char RLB_GAIN[3]; u_char ACR[1]; u_char MCR2[1]; }; static const struct snapper_reg snapper_initdata = { { SNAPPER_MCR1_SC_64 | SNAPPER_MCR1_SM_I2S | SNAPPER_MCR1_W_16 }, /* MCR1 */ { 1, 0, 0, 0, 0, 0 }, /* DRC */ { 0, 0, 0, 0, 0, 0 }, /* VOLUME */ { 0x72 }, /* TREBLE */ { 0x72 }, /* BASS */ { 0x10, 0x00, 0x00, 0, 0, 0, 0, 0, 0 }, /* MIXER_L */ { 0x10, 0x00, 0x00, 0, 0, 0, 0, 0, 0 }, /* MIXER_R */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ { 0, 0, 0 }, /* LLB_GAIN */ { 0, 0, 0 }, /* RLB_GAIN */ { SNAPPER_ACR_ADM | SNAPPER_ACR_LRB | SNAPPER_ACR_INP_B },/* ACR */ { SNAPPER_MCR2_AP } /* MCR2 */ }; static const char snapper_regsize[] = { 0, /* 0x00 */ sizeof snapper_initdata.MCR1, /* 0x01 */ sizeof snapper_initdata.DRC, /* 0x02 */ 0, /* 0x03 */ sizeof snapper_initdata.VOLUME, /* 0x04 */ sizeof snapper_initdata.TREBLE, /* 0x05 */ sizeof snapper_initdata.BASS, /* 0x06 */ sizeof snapper_initdata.MIXER_L, /* 0x07 */ sizeof snapper_initdata.MIXER_R, /* 0x08 */ 0, /* 0x09 */ sizeof snapper_initdata.LB0, /* 0x0a */ sizeof snapper_initdata.LB1, /* 0x0b */ sizeof snapper_initdata.LB2, /* 0x0c */ sizeof snapper_initdata.LB3, /* 0x0d */ sizeof snapper_initdata.LB4, /* 0x0e */ sizeof snapper_initdata.LB5, /* 0x0f */ sizeof snapper_initdata.LB6, /* 0x10 */ 0, /* 0x11 */ 0, /* 0x12 */ sizeof snapper_initdata.RB0, /* 0x13 */ sizeof snapper_initdata.RB1, /* 0x14 */ sizeof snapper_initdata.RB2, /* 0x15 */ sizeof snapper_initdata.RB3, /* 0x16 */ sizeof snapper_initdata.RB4, /* 0x17 */ sizeof snapper_initdata.RB5, /* 0x18 */ sizeof snapper_initdata.RB6, /* 0x19 */ 0,0,0,0, 0,0, 0, /* 0x20 */ sizeof snapper_initdata.LLB, /* 0x21 */ sizeof snapper_initdata.RLB, /* 0x22 */ sizeof snapper_initdata.LLB_GAIN, /* 0x23 */ sizeof snapper_initdata.RLB_GAIN, /* 0x24 */ 0,0,0,0, 0,0,0,0, 0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, sizeof snapper_initdata.ACR, /* 0x40 */ 0, /* 0x41 */ 0, /* 0x42 */ sizeof snapper_initdata.MCR2 /* 0x43 */ }; /* dB = 20 * log (x) table. */ static u_int snapper_volume_table[100] = { 0x00000148, 0x0000015C, 0x00000171, 0x00000186, // -46.0, -45.5, -45.0, -44.5, 0x0000019E, 0x000001B6, 0x000001D0, 0x000001EB, // -44.0, -43.5, -43.0, -42.5, 0x00000209, 0x00000227, 0x00000248, 0x0000026B, // -42.0, -41.5, -41.0, -40.5, 0x0000028F, 0x000002B6, 0x000002DF, 0x0000030B, // -40.0, -39.5, -39.0, -38.5, 0x00000339, 0x0000036A, 0x0000039E, 0x000003D5, // -38.0, -37.5, -37.0, -36.5, 0x0000040F, 0x0000044C, 0x0000048D, 0x000004D2, // -36.0, -35.5, -35.0, -34.5, 0x0000051C, 0x00000569, 0x000005BB, 0x00000612, // -34.0, -33.5, -33.0, -32.5, 0x0000066E, 0x000006D0, 0x00000737, 0x000007A5, // -32.0, -31.5, -31.0, -30.5, 0x00000818, 0x00000893, 0x00000915, 0x0000099F, // -30.0, -29.5, -29.0, -28.5, 0x00000A31, 0x00000ACC, 0x00000B6F, 0x00000C1D, // -28.0, -27.5, -27.0, -26.5, 0x00000CD5, 0x00000D97, 0x00000E65, 0x00000F40, // -26.0, -25.5, -25.0, -24.5, 0x00001027, 0x0000111C, 0x00001220, 0x00001333, // -24.0, -23.5, -23.0, -22.5, 0x00001456, 0x0000158A, 0x000016D1, 0x0000182B, // -22.0, -21.5, -21.0, -20.5, 0x0000199A, 0x00001B1E, 0x00001CB9, 0x00001E6D, // -20.0, -19.5, -19.0, -18.5, 0x0000203A, 0x00002223, 0x00002429, 0x0000264E, // -18.0, -17.5, -17.0, -16.5, 0x00002893, 0x00002AFA, 0x00002D86, 0x00003039, // -16.0, -15.5, -15.0, -14.5, 0x00003314, 0x0000361B, 0x00003950, 0x00003CB5, // -14.0, -13.5, -13.0, -12.5, 0x0000404E, 0x0000441D, 0x00004827, 0x00004C6D, // -12.0, -11.5, -11.0, -10.5, 0x000050F4, 0x000055C0, 0x00005AD5, 0x00006037, // -10.0, -9.5, -9.0, -8.5, 0x000065EA, 0x00006BF4, 0x0000725A, 0x00007920, // -8.0, -7.5, -7.0, -6.5, 0x0000804E, 0x000087EF, 0x00008FF6, 0x0000987D, // -6.0, -5.5, -5.0, -4.5, 0x0000A186, 0x0000AB19, 0x0000B53C, 0x0000BFF9, // -4.0, -3.5, -3.0, -2.5, 0x0000CB59, 0x0000D766, 0x0000E429, 0x0000F1AE, // -2.0, -1.5, -1.0, -0.5, 0x00010000, 0x00010F2B, 0x00011F3D, 0x00013042, // 0.0, +0.5, +1.0, +1.5, 0x00014249, 0x00015562, 0x0001699C, 0x00017F09 // 2.0, +2.5, +3.0, +3.5, }; static int snapper_write(struct snapper_softc *sc, uint8_t reg, const void *data) { u_int size; uint8_t buf[16]; struct iic_msg msg[] = { { sc->sc_addr, IIC_M_WR, 0, buf } }; KASSERT(reg < sizeof(snapper_regsize), ("bad reg")); size = snapper_regsize[reg]; msg[0].len = size + 1; buf[0] = reg; memcpy(&buf[1], data, size); iicbus_transfer(sc->sc_dev, msg, 1); return (0); } static int snapper_probe(device_t dev) { const char *name, *compat; name = ofw_bus_get_name(dev); if (name == NULL) return (ENXIO); if (strcmp(name, "deq") == 0) { if (iicbus_get_addr(dev) != SNAPPER_IICADDR) return (ENXIO); } else if (strcmp(name, "codec") == 0) { compat = ofw_bus_get_compat(dev); if (compat == NULL || strcmp(compat, "tas3004") != 0) return (ENXIO); } else { return (ENXIO); } device_set_desc(dev, "Texas Instruments TAS3004 Audio Codec"); return (0); } static int snapper_attach(device_t dev) { struct snapper_softc *sc; sc = device_get_softc(dev); sc->sc_dev = dev; sc->sc_addr = iicbus_get_addr(dev); i2s_mixer_class = &snapper_mixer_class; i2s_mixer = dev; return (0); } static int snapper_init(struct snd_mixer *m) { struct snapper_softc *sc; u_int x = 0; sc = device_get_softc(mix_getdevinfo(m)); snapper_write(sc, SNAPPER_LB0, snapper_initdata.LB0); snapper_write(sc, SNAPPER_LB1, snapper_initdata.LB1); snapper_write(sc, SNAPPER_LB2, snapper_initdata.LB2); snapper_write(sc, SNAPPER_LB3, snapper_initdata.LB3); snapper_write(sc, SNAPPER_LB4, snapper_initdata.LB4); snapper_write(sc, SNAPPER_LB5, snapper_initdata.LB5); snapper_write(sc, SNAPPER_LB6, snapper_initdata.LB6); snapper_write(sc, SNAPPER_RB0, snapper_initdata.RB0); snapper_write(sc, SNAPPER_RB1, snapper_initdata.RB1); snapper_write(sc, SNAPPER_RB1, snapper_initdata.RB1); snapper_write(sc, SNAPPER_RB2, snapper_initdata.RB2); snapper_write(sc, SNAPPER_RB3, snapper_initdata.RB3); snapper_write(sc, SNAPPER_RB4, snapper_initdata.RB4); snapper_write(sc, SNAPPER_RB5, snapper_initdata.RB5); snapper_write(sc, SNAPPER_RB6, snapper_initdata.RB6); snapper_write(sc, SNAPPER_MCR1, snapper_initdata.MCR1); snapper_write(sc, SNAPPER_MCR2, snapper_initdata.MCR2); snapper_write(sc, SNAPPER_DRC, snapper_initdata.DRC); snapper_write(sc, SNAPPER_VOLUME, snapper_initdata.VOLUME); snapper_write(sc, SNAPPER_TREBLE, snapper_initdata.TREBLE); snapper_write(sc, SNAPPER_BASS, snapper_initdata.BASS); snapper_write(sc, SNAPPER_MIXER_L, snapper_initdata.MIXER_L); snapper_write(sc, SNAPPER_MIXER_R, snapper_initdata.MIXER_R); snapper_write(sc, SNAPPER_LLB, snapper_initdata.LLB); snapper_write(sc, SNAPPER_RLB, snapper_initdata.RLB); snapper_write(sc, SNAPPER_LLB_GAIN, snapper_initdata.LLB_GAIN); snapper_write(sc, SNAPPER_RLB_GAIN, snapper_initdata.RLB_GAIN); snapper_write(sc, SNAPPER_ACR, snapper_initdata.ACR); x |= SOUND_MASK_VOLUME; mix_setdevs(m, x); return (0); } static int snapper_uninit(struct snd_mixer *m) { return (0); } static int snapper_reinit(struct snd_mixer *m) { return (0); } static int snapper_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) { struct snapper_softc *sc; struct mtx *mixer_lock; int locked; u_int l, r; u_char reg[6]; sc = device_get_softc(mix_getdevinfo(m)); mixer_lock = mixer_get_lock(m); locked = mtx_owned(mixer_lock); if (left > 100 || right > 100) return (0); l = (left == 0) ? 0 : snapper_volume_table[left - 1]; r = (right == 0) ? 0 : snapper_volume_table[right - 1]; switch (dev) { case SOUND_MIXER_VOLUME: reg[0] = (l & 0xff0000) >> 16; reg[1] = (l & 0x00ff00) >> 8; reg[2] = l & 0x0000ff; reg[3] = (r & 0xff0000) >> 16; reg[4] = (r & 0x00ff00) >> 8; reg[5] = r & 0x0000ff; /* * We need to unlock the mixer lock because iicbus_transfer() * may sleep. The mixer lock itself is unnecessary here * because it is meant to serialize hardware access, which * is taken care of by the I2C layer, so this is safe. */ if (locked) mtx_unlock(mixer_lock); snapper_write(sc, SNAPPER_VOLUME, reg); if (locked) mtx_lock(mixer_lock); return (left | (right << 8)); } return (0); } static u_int32_t snapper_setrecsrc(struct snd_mixer *m, u_int32_t src) { return (0); }