367 lines
10 KiB
C
367 lines
10 KiB
C
/*-
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* Copyright (c) 2006 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
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* Copyright (c) 2001 Katsurajima Naoto <raven@katsurajima.seya.yokohama.jp>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifdef HAVE_KERNEL_OPTION_HEADERS
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#include "opt_snd.h"
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#endif
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#include <dev/sound/pcm/sound.h>
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#include <dev/sound/pci/spicds.h>
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static MALLOC_DEFINE(M_SPICDS, "spicds", "SPI codec");
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#define SPICDS_NAMELEN 16
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struct spicds_info {
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device_t dev;
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spicds_ctrl ctrl;
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void *devinfo;
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int num; /* number of this device */
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unsigned int type; /* codec type */
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unsigned int cif; /* Controll data Interface Format (0/1) */
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unsigned int format; /* data format and master clock frequency */
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unsigned int dvc; /* De-emphasis and Volume Control */
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unsigned int left, right;
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char name[SPICDS_NAMELEN];
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struct mtx *lock;
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};
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static void
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spicds_wrbit(struct spicds_info *codec, int bit)
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{
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unsigned int cs, cdti;
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if (codec->cif)
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cs = 1;
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else
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cs = 0;
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if (bit)
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cdti = 1;
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else
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cdti = 0;
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codec->ctrl(codec->devinfo, cs, 0, cdti);
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DELAY(1);
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codec->ctrl(codec->devinfo, cs, 1, cdti);
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DELAY(1);
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return;
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}
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static void
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spicds_wrcd(struct spicds_info *codec, int reg, u_int16_t val)
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{
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int mask;
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#if(0)
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device_printf(codec->dev, "spicds_wrcd(codec, 0x%02x, 0x%02x)\n", reg, val);
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#endif
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/* start */
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if (codec->cif)
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codec->ctrl(codec->devinfo, 1, 1, 0);
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else
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codec->ctrl(codec->devinfo, 0, 1, 0);
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DELAY(1);
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if (codec->type != SPICDS_TYPE_WM8770) {
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if (codec->type == SPICDS_TYPE_AK4381) {
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/* AK4381 chip address */
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spicds_wrbit(codec, 0);
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spicds_wrbit(codec, 1);
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}
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else if (codec->type == SPICDS_TYPE_AK4396)
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{
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/* AK4396 chip address */
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spicds_wrbit(codec, 0);
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spicds_wrbit(codec, 0);
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}
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else {
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/* chip address */
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spicds_wrbit(codec, 1);
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spicds_wrbit(codec, 0);
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}
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/* write */
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spicds_wrbit(codec, 1);
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/* register address */
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for (mask = 0x10; mask != 0; mask >>= 1)
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spicds_wrbit(codec, reg & mask);
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/* data */
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for (mask = 0x80; mask != 0; mask >>= 1)
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spicds_wrbit(codec, val & mask);
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/* stop */
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DELAY(1);
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}
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else {
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/* register address */
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for (mask = 0x40; mask != 0; mask >>= 1)
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spicds_wrbit(codec, reg & mask);
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/* data */
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for (mask = 0x100; mask != 0; mask >>= 1)
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spicds_wrbit(codec, val & mask);
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/* stop */
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DELAY(1);
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}
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if (codec->cif) {
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codec->ctrl(codec->devinfo, 0, 1, 0);
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DELAY(1);
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codec->ctrl(codec->devinfo, 1, 1, 0);
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}
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else {
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codec->ctrl(codec->devinfo, 1, 1, 0);
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}
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return;
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}
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struct spicds_info *
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spicds_create(device_t dev, void *devinfo, int num, spicds_ctrl ctrl)
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{
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struct spicds_info *codec;
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#if(0)
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device_printf(dev, "spicds_create(dev, devinfo, %d, ctrl)\n", num);
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#endif
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codec = (struct spicds_info *)malloc(sizeof *codec, M_SPICDS, M_NOWAIT);
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if (codec == NULL)
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return NULL;
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snprintf(codec->name, SPICDS_NAMELEN, "%s:spicds%d", device_get_nameunit(dev), num);
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codec->lock = snd_mtxcreate(codec->name, codec->name);
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codec->dev = dev;
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codec->ctrl = ctrl;
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codec->devinfo = devinfo;
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codec->num = num;
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codec->type = SPICDS_TYPE_AK4524;
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codec->cif = 0;
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codec->format = AK452X_FORMAT_I2S | AK452X_FORMAT_256FSN | AK452X_FORMAT_1X;
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codec->dvc = AK452X_DVC_DEMOFF | AK452X_DVC_ZTM1024 | AK452X_DVC_ZCE;
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return codec;
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}
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void
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spicds_destroy(struct spicds_info *codec)
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{
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snd_mtxfree(codec->lock);
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free(codec, M_SPICDS);
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}
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void
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spicds_settype(struct spicds_info *codec, unsigned int type)
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{
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snd_mtxlock(codec->lock);
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codec->type = type;
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_setcif(struct spicds_info *codec, unsigned int cif)
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{
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snd_mtxlock(codec->lock);
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codec->cif = cif;
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_setformat(struct spicds_info *codec, unsigned int format)
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{
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snd_mtxlock(codec->lock);
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codec->format = format;
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_setdvc(struct spicds_info *codec, unsigned int dvc)
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{
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snd_mtxlock(codec->lock);
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codec->dvc = dvc;
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_init(struct spicds_info *codec)
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{
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#if(0)
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device_printf(codec->dev, "spicds_init(codec)\n");
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#endif
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snd_mtxlock(codec->lock);
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if (codec->type == SPICDS_TYPE_AK4524 ||\
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codec->type == SPICDS_TYPE_AK4528) {
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/* power off */
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spicds_wrcd(codec, AK4524_POWER, 0);
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/* set parameter */
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spicds_wrcd(codec, AK4524_FORMAT, codec->format);
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spicds_wrcd(codec, AK4524_DVC, codec->dvc);
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/* power on */
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spicds_wrcd(codec, AK4524_POWER, AK452X_POWER_PWDA | AK452X_POWER_PWAD | AK452X_POWER_PWVR);
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/* free reset register */
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spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD);
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}
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if (codec->type == SPICDS_TYPE_WM8770) {
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/* WM8770 init values are taken from ALSA */
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/* These come first to reduce init pop noise */
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spicds_wrcd(codec, 0x1b, 0x044); /* ADC Mux (AC'97 source) */
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spicds_wrcd(codec, 0x1c, 0x00B); /* Out Mux1 (VOUT1 = DAC+AUX, VOUT2 = DAC) */
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spicds_wrcd(codec, 0x1d, 0x009); /* Out Mux2 (VOUT2 = DAC, VOUT3 = DAC) */
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spicds_wrcd(codec, 0x18, 0x000); /* All power-up */
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spicds_wrcd(codec, 0x16, 0x122); /* I2S, normal polarity, 24bit */
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spicds_wrcd(codec, 0x17, 0x022); /* 256fs, slave mode */
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spicds_wrcd(codec, 0x19, 0x000); /* -12dB ADC/L */
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spicds_wrcd(codec, 0x1a, 0x000); /* -12dB ADC/R */
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}
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if (codec->type == SPICDS_TYPE_AK4358)
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spicds_wrcd(codec, 0x00, 0x07); /* I2S, 24bit, power-up */
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if (codec->type == SPICDS_TYPE_AK4381)
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spicds_wrcd(codec, 0x00, 0x8f); /* I2S, 24bit, power-up */
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if (codec->type == SPICDS_TYPE_AK4396)
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spicds_wrcd(codec, 0x00, 0x07); /* I2S, 24bit, power-up */
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_reinit(struct spicds_info *codec)
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{
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snd_mtxlock(codec->lock);
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if (codec->type != SPICDS_TYPE_WM8770) {
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/* reset */
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spicds_wrcd(codec, AK4524_RESET, 0);
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/* set parameter */
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spicds_wrcd(codec, AK4524_FORMAT, codec->format);
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spicds_wrcd(codec, AK4524_DVC, codec->dvc);
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/* free reset register */
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spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD);
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}
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else {
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/* WM8770 reinit */
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/* AK4358 reinit */
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/* AK4381 reinit */
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}
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snd_mtxunlock(codec->lock);
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}
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void
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spicds_set(struct spicds_info *codec, int dir, unsigned int left, unsigned int right)
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{
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#if(0)
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device_printf(codec->dev, "spicds_set(codec, %d, %d, %d)\n", dir, left, right);
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#endif
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snd_mtxlock(codec->lock);
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if (left >= 100)
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if ((codec->type == SPICDS_TYPE_AK4381) || \
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(codec->type == SPICDS_TYPE_AK4396))
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left = 255;
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else
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left = 127;
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else
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switch (codec->type) {
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case SPICDS_TYPE_WM8770:
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left = left + 27;
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break;
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case SPICDS_TYPE_AK4381:
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case SPICDS_TYPE_AK4396:
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left = left * 255 / 100;
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break;
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default:
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left = left * 127 / 100;
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}
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if (right >= 100)
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if ((codec->type == SPICDS_TYPE_AK4381) || \
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(codec->type == SPICDS_TYPE_AK4396))
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right = 255;
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else
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right = 127;
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else
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switch (codec->type) {
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case SPICDS_TYPE_WM8770:
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right = right + 27;
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break;
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case SPICDS_TYPE_AK4381:
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case SPICDS_TYPE_AK4396:
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right = right * 255 / 100;
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break;
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default:
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right = right * 127 / 100;
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}
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if (dir == PCMDIR_REC && codec->type == SPICDS_TYPE_AK4524) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4524(REC) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4524_LIPGA, left);
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spicds_wrcd(codec, AK4524_RIPGA, right);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4524) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4524(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4524_LOATT, left);
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spicds_wrcd(codec, AK4524_ROATT, right);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4528) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4528(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4528_LOATT, left);
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spicds_wrcd(codec, AK4528_ROATT, right);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_WM8770) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): WM8770(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, WM8770_AOATT_L1, left | WM8770_AOATT_UPDATE);
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spicds_wrcd(codec, WM8770_AOATT_R1, right | WM8770_AOATT_UPDATE);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4358) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4358(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4358_LO1ATT, left | AK4358_OATT_ENABLE);
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spicds_wrcd(codec, AK4358_RO1ATT, right | AK4358_OATT_ENABLE);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4381) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4381(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4381_LOATT, left);
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spicds_wrcd(codec, AK4381_ROATT, right);
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}
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if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4396) {
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#if(0)
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device_printf(codec->dev, "spicds_set(): AK4396(PLAY) %d/%d\n", left, right);
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#endif
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spicds_wrcd(codec, AK4396_LOATT, left);
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spicds_wrcd(codec, AK4396_ROATT, right);
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}
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snd_mtxunlock(codec->lock);
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}
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MODULE_DEPEND(snd_spicds, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
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MODULE_VERSION(snd_spicds, 1);
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