mirror of https://gitee.com/openkylin/linux.git
2932 lines
76 KiB
C
2932 lines
76 KiB
C
/*
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* Universal Interface for Intel High Definition Audio Codec
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*
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* Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
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*
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*
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* This driver is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This driver is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/pci.h>
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#include <linux/mutex.h>
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#include <sound/core.h>
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#include "hda_codec.h"
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#include <sound/asoundef.h>
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#include <sound/tlv.h>
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#include <sound/initval.h>
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#include "hda_local.h"
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#include <sound/hda_hwdep.h>
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#ifdef CONFIG_SND_HDA_POWER_SAVE
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/* define this option here to hide as static */
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static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
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module_param(power_save, int, 0644);
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MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
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"(in second, 0 = disable).");
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#endif
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/*
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* vendor / preset table
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*/
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struct hda_vendor_id {
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unsigned int id;
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const char *name;
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};
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/* codec vendor labels */
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static struct hda_vendor_id hda_vendor_ids[] = {
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{ 0x10ec, "Realtek" },
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{ 0x1057, "Motorola" },
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{ 0x1106, "VIA" },
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{ 0x111d, "IDT" },
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{ 0x11d4, "Analog Devices" },
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{ 0x13f6, "C-Media" },
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{ 0x14f1, "Conexant" },
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{ 0x434d, "C-Media" },
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{ 0x8384, "SigmaTel" },
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{} /* terminator */
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};
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/* codec presets */
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#include "hda_patch.h"
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#ifdef CONFIG_SND_HDA_POWER_SAVE
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static void hda_power_work(struct work_struct *work);
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static void hda_keep_power_on(struct hda_codec *codec);
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#else
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static inline void hda_keep_power_on(struct hda_codec *codec) {}
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#endif
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/**
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* snd_hda_codec_read - send a command and get the response
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* @codec: the HDA codec
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* @nid: NID to send the command
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* @direct: direct flag
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* @verb: the verb to send
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* @parm: the parameter for the verb
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*
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* Send a single command and read the corresponding response.
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*
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* Returns the obtained response value, or -1 for an error.
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*/
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unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
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int direct,
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unsigned int verb, unsigned int parm)
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{
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unsigned int res;
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snd_hda_power_up(codec);
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mutex_lock(&codec->bus->cmd_mutex);
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if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
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res = codec->bus->ops.get_response(codec);
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else
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res = (unsigned int)-1;
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mutex_unlock(&codec->bus->cmd_mutex);
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snd_hda_power_down(codec);
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return res;
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}
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/**
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* snd_hda_codec_write - send a single command without waiting for response
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* @codec: the HDA codec
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* @nid: NID to send the command
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* @direct: direct flag
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* @verb: the verb to send
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* @parm: the parameter for the verb
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*
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* Send a single command without waiting for response.
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*
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* Returns 0 if successful, or a negative error code.
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*/
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int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
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unsigned int verb, unsigned int parm)
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{
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int err;
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snd_hda_power_up(codec);
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mutex_lock(&codec->bus->cmd_mutex);
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err = codec->bus->ops.command(codec, nid, direct, verb, parm);
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mutex_unlock(&codec->bus->cmd_mutex);
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snd_hda_power_down(codec);
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return err;
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}
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/**
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* snd_hda_sequence_write - sequence writes
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* @codec: the HDA codec
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* @seq: VERB array to send
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*
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* Send the commands sequentially from the given array.
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* The array must be terminated with NID=0.
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*/
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void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
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{
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for (; seq->nid; seq++)
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snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
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}
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/**
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* snd_hda_get_sub_nodes - get the range of sub nodes
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* @codec: the HDA codec
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* @nid: NID to parse
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* @start_id: the pointer to store the start NID
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*
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* Parse the NID and store the start NID of its sub-nodes.
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* Returns the number of sub-nodes.
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*/
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int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
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hda_nid_t *start_id)
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{
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unsigned int parm;
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parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
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if (parm == -1)
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return 0;
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*start_id = (parm >> 16) & 0x7fff;
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return (int)(parm & 0x7fff);
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}
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/**
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* snd_hda_get_connections - get connection list
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* @codec: the HDA codec
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* @nid: NID to parse
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* @conn_list: connection list array
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* @max_conns: max. number of connections to store
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*
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* Parses the connection list of the given widget and stores the list
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* of NIDs.
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*
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* Returns the number of connections, or a negative error code.
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*/
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int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
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hda_nid_t *conn_list, int max_conns)
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{
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unsigned int parm;
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int i, conn_len, conns;
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unsigned int shift, num_elems, mask;
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hda_nid_t prev_nid;
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snd_assert(conn_list && max_conns > 0, return -EINVAL);
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parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
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if (parm & AC_CLIST_LONG) {
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/* long form */
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shift = 16;
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num_elems = 2;
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} else {
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/* short form */
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shift = 8;
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num_elems = 4;
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}
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conn_len = parm & AC_CLIST_LENGTH;
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mask = (1 << (shift-1)) - 1;
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if (!conn_len)
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return 0; /* no connection */
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if (conn_len == 1) {
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/* single connection */
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parm = snd_hda_codec_read(codec, nid, 0,
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AC_VERB_GET_CONNECT_LIST, 0);
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conn_list[0] = parm & mask;
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return 1;
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}
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/* multi connection */
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conns = 0;
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prev_nid = 0;
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for (i = 0; i < conn_len; i++) {
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int range_val;
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hda_nid_t val, n;
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if (i % num_elems == 0)
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parm = snd_hda_codec_read(codec, nid, 0,
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AC_VERB_GET_CONNECT_LIST, i);
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range_val = !!(parm & (1 << (shift-1))); /* ranges */
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val = parm & mask;
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parm >>= shift;
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if (range_val) {
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/* ranges between the previous and this one */
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if (!prev_nid || prev_nid >= val) {
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snd_printk(KERN_WARNING "hda_codec: "
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"invalid dep_range_val %x:%x\n",
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prev_nid, val);
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continue;
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}
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for (n = prev_nid + 1; n <= val; n++) {
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if (conns >= max_conns) {
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snd_printk(KERN_ERR
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"Too many connections\n");
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return -EINVAL;
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}
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conn_list[conns++] = n;
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}
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} else {
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if (conns >= max_conns) {
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snd_printk(KERN_ERR "Too many connections\n");
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return -EINVAL;
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}
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conn_list[conns++] = val;
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}
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prev_nid = val;
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}
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return conns;
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}
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/**
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* snd_hda_queue_unsol_event - add an unsolicited event to queue
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* @bus: the BUS
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* @res: unsolicited event (lower 32bit of RIRB entry)
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* @res_ex: codec addr and flags (upper 32bit or RIRB entry)
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*
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* Adds the given event to the queue. The events are processed in
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* the workqueue asynchronously. Call this function in the interrupt
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* hanlder when RIRB receives an unsolicited event.
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*
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* Returns 0 if successful, or a negative error code.
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*/
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int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
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{
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struct hda_bus_unsolicited *unsol;
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unsigned int wp;
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unsol = bus->unsol;
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if (!unsol)
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return 0;
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wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
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unsol->wp = wp;
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wp <<= 1;
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unsol->queue[wp] = res;
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unsol->queue[wp + 1] = res_ex;
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schedule_work(&unsol->work);
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return 0;
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}
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/*
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* process queueud unsolicited events
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*/
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static void process_unsol_events(struct work_struct *work)
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{
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struct hda_bus_unsolicited *unsol =
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container_of(work, struct hda_bus_unsolicited, work);
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struct hda_bus *bus = unsol->bus;
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struct hda_codec *codec;
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unsigned int rp, caddr, res;
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while (unsol->rp != unsol->wp) {
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rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
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unsol->rp = rp;
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rp <<= 1;
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res = unsol->queue[rp];
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caddr = unsol->queue[rp + 1];
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if (!(caddr & (1 << 4))) /* no unsolicited event? */
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continue;
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codec = bus->caddr_tbl[caddr & 0x0f];
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if (codec && codec->patch_ops.unsol_event)
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codec->patch_ops.unsol_event(codec, res);
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}
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}
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/*
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* initialize unsolicited queue
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*/
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static int __devinit init_unsol_queue(struct hda_bus *bus)
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{
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struct hda_bus_unsolicited *unsol;
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if (bus->unsol) /* already initialized */
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return 0;
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unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
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if (!unsol) {
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snd_printk(KERN_ERR "hda_codec: "
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"can't allocate unsolicited queue\n");
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return -ENOMEM;
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}
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INIT_WORK(&unsol->work, process_unsol_events);
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unsol->bus = bus;
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bus->unsol = unsol;
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return 0;
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}
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/*
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* destructor
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*/
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static void snd_hda_codec_free(struct hda_codec *codec);
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static int snd_hda_bus_free(struct hda_bus *bus)
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{
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struct hda_codec *codec, *n;
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if (!bus)
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return 0;
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if (bus->unsol) {
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flush_scheduled_work();
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kfree(bus->unsol);
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}
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list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
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snd_hda_codec_free(codec);
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}
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if (bus->ops.private_free)
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bus->ops.private_free(bus);
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kfree(bus);
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return 0;
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}
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static int snd_hda_bus_dev_free(struct snd_device *device)
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{
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struct hda_bus *bus = device->device_data;
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return snd_hda_bus_free(bus);
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}
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/**
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* snd_hda_bus_new - create a HDA bus
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* @card: the card entry
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* @temp: the template for hda_bus information
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* @busp: the pointer to store the created bus instance
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*
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* Returns 0 if successful, or a negative error code.
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*/
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int __devinit snd_hda_bus_new(struct snd_card *card,
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const struct hda_bus_template *temp,
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struct hda_bus **busp)
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{
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struct hda_bus *bus;
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int err;
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static struct snd_device_ops dev_ops = {
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.dev_free = snd_hda_bus_dev_free,
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};
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snd_assert(temp, return -EINVAL);
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snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
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if (busp)
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*busp = NULL;
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bus = kzalloc(sizeof(*bus), GFP_KERNEL);
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if (bus == NULL) {
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snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
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return -ENOMEM;
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}
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bus->card = card;
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bus->private_data = temp->private_data;
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bus->pci = temp->pci;
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bus->modelname = temp->modelname;
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bus->ops = temp->ops;
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mutex_init(&bus->cmd_mutex);
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INIT_LIST_HEAD(&bus->codec_list);
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err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
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if (err < 0) {
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snd_hda_bus_free(bus);
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return err;
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}
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if (busp)
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*busp = bus;
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return 0;
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}
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#ifdef CONFIG_SND_HDA_GENERIC
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#define is_generic_config(codec) \
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(codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
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#else
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#define is_generic_config(codec) 0
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#endif
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/*
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* find a matching codec preset
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*/
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static const struct hda_codec_preset __devinit *
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find_codec_preset(struct hda_codec *codec)
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{
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const struct hda_codec_preset **tbl, *preset;
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if (is_generic_config(codec))
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return NULL; /* use the generic parser */
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for (tbl = hda_preset_tables; *tbl; tbl++) {
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for (preset = *tbl; preset->id; preset++) {
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u32 mask = preset->mask;
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if (!mask)
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mask = ~0;
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if (preset->id == (codec->vendor_id & mask) &&
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(!preset->rev ||
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preset->rev == codec->revision_id))
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return preset;
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}
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}
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return NULL;
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}
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/*
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* snd_hda_get_codec_name - store the codec name
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*/
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void snd_hda_get_codec_name(struct hda_codec *codec,
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char *name, int namelen)
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{
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const struct hda_vendor_id *c;
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const char *vendor = NULL;
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u16 vendor_id = codec->vendor_id >> 16;
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char tmp[16];
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for (c = hda_vendor_ids; c->id; c++) {
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if (c->id == vendor_id) {
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vendor = c->name;
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break;
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}
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}
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if (!vendor) {
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sprintf(tmp, "Generic %04x", vendor_id);
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vendor = tmp;
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}
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if (codec->preset && codec->preset->name)
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snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
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else
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snprintf(name, namelen, "%s ID %x", vendor,
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codec->vendor_id & 0xffff);
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}
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/*
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* look for an AFG and MFG nodes
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*/
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static void __devinit setup_fg_nodes(struct hda_codec *codec)
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{
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int i, total_nodes;
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hda_nid_t nid;
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total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
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for (i = 0; i < total_nodes; i++, nid++) {
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unsigned int func;
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func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
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switch (func & 0xff) {
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case AC_GRP_AUDIO_FUNCTION:
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codec->afg = nid;
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break;
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case AC_GRP_MODEM_FUNCTION:
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codec->mfg = nid;
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break;
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default:
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break;
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}
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}
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}
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/*
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* read widget caps for each widget and store in cache
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*/
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static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
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{
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int i;
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hda_nid_t nid;
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codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
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&codec->start_nid);
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codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
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if (!codec->wcaps)
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return -ENOMEM;
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nid = codec->start_nid;
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for (i = 0; i < codec->num_nodes; i++, nid++)
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codec->wcaps[i] = snd_hda_param_read(codec, nid,
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AC_PAR_AUDIO_WIDGET_CAP);
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return 0;
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}
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static void init_hda_cache(struct hda_cache_rec *cache,
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unsigned int record_size);
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|
static void free_hda_cache(struct hda_cache_rec *cache);
|
|
|
|
/*
|
|
* codec destructor
|
|
*/
|
|
static void snd_hda_codec_free(struct hda_codec *codec)
|
|
{
|
|
if (!codec)
|
|
return;
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
cancel_delayed_work(&codec->power_work);
|
|
flush_scheduled_work();
|
|
#endif
|
|
list_del(&codec->list);
|
|
codec->bus->caddr_tbl[codec->addr] = NULL;
|
|
if (codec->patch_ops.free)
|
|
codec->patch_ops.free(codec);
|
|
free_hda_cache(&codec->amp_cache);
|
|
free_hda_cache(&codec->cmd_cache);
|
|
kfree(codec->wcaps);
|
|
kfree(codec);
|
|
}
|
|
|
|
/**
|
|
* snd_hda_codec_new - create a HDA codec
|
|
* @bus: the bus to assign
|
|
* @codec_addr: the codec address
|
|
* @codecp: the pointer to store the generated codec
|
|
*
|
|
* Returns 0 if successful, or a negative error code.
|
|
*/
|
|
int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
|
|
struct hda_codec **codecp)
|
|
{
|
|
struct hda_codec *codec;
|
|
char component[13];
|
|
int err;
|
|
|
|
snd_assert(bus, return -EINVAL);
|
|
snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
|
|
|
|
if (bus->caddr_tbl[codec_addr]) {
|
|
snd_printk(KERN_ERR "hda_codec: "
|
|
"address 0x%x is already occupied\n", codec_addr);
|
|
return -EBUSY;
|
|
}
|
|
|
|
codec = kzalloc(sizeof(*codec), GFP_KERNEL);
|
|
if (codec == NULL) {
|
|
snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
codec->bus = bus;
|
|
codec->addr = codec_addr;
|
|
mutex_init(&codec->spdif_mutex);
|
|
init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
|
|
init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
|
|
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
|
|
/* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
|
|
* the caller has to power down appropriatley after initialization
|
|
* phase.
|
|
*/
|
|
hda_keep_power_on(codec);
|
|
#endif
|
|
|
|
list_add_tail(&codec->list, &bus->codec_list);
|
|
bus->caddr_tbl[codec_addr] = codec;
|
|
|
|
codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
|
|
AC_PAR_VENDOR_ID);
|
|
if (codec->vendor_id == -1)
|
|
/* read again, hopefully the access method was corrected
|
|
* in the last read...
|
|
*/
|
|
codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
|
|
AC_PAR_VENDOR_ID);
|
|
codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
|
|
AC_PAR_SUBSYSTEM_ID);
|
|
codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
|
|
AC_PAR_REV_ID);
|
|
|
|
setup_fg_nodes(codec);
|
|
if (!codec->afg && !codec->mfg) {
|
|
snd_printdd("hda_codec: no AFG or MFG node found\n");
|
|
snd_hda_codec_free(codec);
|
|
return -ENODEV;
|
|
}
|
|
|
|
if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
|
|
snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
|
|
snd_hda_codec_free(codec);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
if (!codec->subsystem_id) {
|
|
hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
|
|
codec->subsystem_id =
|
|
snd_hda_codec_read(codec, nid, 0,
|
|
AC_VERB_GET_SUBSYSTEM_ID, 0);
|
|
}
|
|
|
|
codec->preset = find_codec_preset(codec);
|
|
/* audio codec should override the mixer name */
|
|
if (codec->afg || !*bus->card->mixername)
|
|
snd_hda_get_codec_name(codec, bus->card->mixername,
|
|
sizeof(bus->card->mixername));
|
|
|
|
if (is_generic_config(codec)) {
|
|
err = snd_hda_parse_generic_codec(codec);
|
|
goto patched;
|
|
}
|
|
if (codec->preset && codec->preset->patch) {
|
|
err = codec->preset->patch(codec);
|
|
goto patched;
|
|
}
|
|
|
|
/* call the default parser */
|
|
err = snd_hda_parse_generic_codec(codec);
|
|
if (err < 0)
|
|
printk(KERN_ERR "hda-codec: No codec parser is available\n");
|
|
|
|
patched:
|
|
if (err < 0) {
|
|
snd_hda_codec_free(codec);
|
|
return err;
|
|
}
|
|
|
|
if (codec->patch_ops.unsol_event)
|
|
init_unsol_queue(bus);
|
|
|
|
snd_hda_codec_proc_new(codec);
|
|
#ifdef CONFIG_SND_HDA_HWDEP
|
|
snd_hda_create_hwdep(codec);
|
|
#endif
|
|
|
|
sprintf(component, "HDA:%08x", codec->vendor_id);
|
|
snd_component_add(codec->bus->card, component);
|
|
|
|
if (codecp)
|
|
*codecp = codec;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_codec_setup_stream - set up the codec for streaming
|
|
* @codec: the CODEC to set up
|
|
* @nid: the NID to set up
|
|
* @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
|
|
* @channel_id: channel id to pass, zero based.
|
|
* @format: stream format.
|
|
*/
|
|
void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
|
|
u32 stream_tag,
|
|
int channel_id, int format)
|
|
{
|
|
if (!nid)
|
|
return;
|
|
|
|
snd_printdd("hda_codec_setup_stream: "
|
|
"NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
|
|
nid, stream_tag, channel_id, format);
|
|
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
|
|
(stream_tag << 4) | channel_id);
|
|
msleep(1);
|
|
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
|
|
}
|
|
|
|
/*
|
|
* amp access functions
|
|
*/
|
|
|
|
/* FIXME: more better hash key? */
|
|
#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
|
|
#define INFO_AMP_CAPS (1<<0)
|
|
#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
|
|
|
|
/* initialize the hash table */
|
|
static void __devinit init_hda_cache(struct hda_cache_rec *cache,
|
|
unsigned int record_size)
|
|
{
|
|
memset(cache, 0, sizeof(*cache));
|
|
memset(cache->hash, 0xff, sizeof(cache->hash));
|
|
cache->record_size = record_size;
|
|
}
|
|
|
|
static void free_hda_cache(struct hda_cache_rec *cache)
|
|
{
|
|
kfree(cache->buffer);
|
|
}
|
|
|
|
/* query the hash. allocate an entry if not found. */
|
|
static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
|
|
u32 key)
|
|
{
|
|
u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
|
|
u16 cur = cache->hash[idx];
|
|
struct hda_cache_head *info;
|
|
|
|
while (cur != 0xffff) {
|
|
info = (struct hda_cache_head *)(cache->buffer +
|
|
cur * cache->record_size);
|
|
if (info->key == key)
|
|
return info;
|
|
cur = info->next;
|
|
}
|
|
|
|
/* add a new hash entry */
|
|
if (cache->num_entries >= cache->size) {
|
|
/* reallocate the array */
|
|
unsigned int new_size = cache->size + 64;
|
|
void *new_buffer;
|
|
new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
|
|
if (!new_buffer) {
|
|
snd_printk(KERN_ERR "hda_codec: "
|
|
"can't malloc amp_info\n");
|
|
return NULL;
|
|
}
|
|
if (cache->buffer) {
|
|
memcpy(new_buffer, cache->buffer,
|
|
cache->size * cache->record_size);
|
|
kfree(cache->buffer);
|
|
}
|
|
cache->size = new_size;
|
|
cache->buffer = new_buffer;
|
|
}
|
|
cur = cache->num_entries++;
|
|
info = (struct hda_cache_head *)(cache->buffer +
|
|
cur * cache->record_size);
|
|
info->key = key;
|
|
info->val = 0;
|
|
info->next = cache->hash[idx];
|
|
cache->hash[idx] = cur;
|
|
|
|
return info;
|
|
}
|
|
|
|
/* query and allocate an amp hash entry */
|
|
static inline struct hda_amp_info *
|
|
get_alloc_amp_hash(struct hda_codec *codec, u32 key)
|
|
{
|
|
return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
|
|
}
|
|
|
|
/*
|
|
* query AMP capabilities for the given widget and direction
|
|
*/
|
|
static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
|
|
{
|
|
struct hda_amp_info *info;
|
|
|
|
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
|
|
if (!info)
|
|
return 0;
|
|
if (!(info->head.val & INFO_AMP_CAPS)) {
|
|
if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
|
|
nid = codec->afg;
|
|
info->amp_caps = snd_hda_param_read(codec, nid,
|
|
direction == HDA_OUTPUT ?
|
|
AC_PAR_AMP_OUT_CAP :
|
|
AC_PAR_AMP_IN_CAP);
|
|
if (info->amp_caps)
|
|
info->head.val |= INFO_AMP_CAPS;
|
|
}
|
|
return info->amp_caps;
|
|
}
|
|
|
|
int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
|
|
unsigned int caps)
|
|
{
|
|
struct hda_amp_info *info;
|
|
|
|
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
|
|
if (!info)
|
|
return -EINVAL;
|
|
info->amp_caps = caps;
|
|
info->head.val |= INFO_AMP_CAPS;
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* read the current volume to info
|
|
* if the cache exists, read the cache value.
|
|
*/
|
|
static unsigned int get_vol_mute(struct hda_codec *codec,
|
|
struct hda_amp_info *info, hda_nid_t nid,
|
|
int ch, int direction, int index)
|
|
{
|
|
u32 val, parm;
|
|
|
|
if (info->head.val & INFO_AMP_VOL(ch))
|
|
return info->vol[ch];
|
|
|
|
parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
|
|
parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
|
|
parm |= index;
|
|
val = snd_hda_codec_read(codec, nid, 0,
|
|
AC_VERB_GET_AMP_GAIN_MUTE, parm);
|
|
info->vol[ch] = val & 0xff;
|
|
info->head.val |= INFO_AMP_VOL(ch);
|
|
return info->vol[ch];
|
|
}
|
|
|
|
/*
|
|
* write the current volume in info to the h/w and update the cache
|
|
*/
|
|
static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
|
|
hda_nid_t nid, int ch, int direction, int index,
|
|
int val)
|
|
{
|
|
u32 parm;
|
|
|
|
parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
|
|
parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
|
|
parm |= index << AC_AMP_SET_INDEX_SHIFT;
|
|
parm |= val;
|
|
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
|
|
info->vol[ch] = val;
|
|
}
|
|
|
|
/*
|
|
* read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
|
|
*/
|
|
int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
|
|
int direction, int index)
|
|
{
|
|
struct hda_amp_info *info;
|
|
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
|
|
if (!info)
|
|
return 0;
|
|
return get_vol_mute(codec, info, nid, ch, direction, index);
|
|
}
|
|
|
|
/*
|
|
* update the AMP value, mask = bit mask to set, val = the value
|
|
*/
|
|
int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
|
|
int direction, int idx, int mask, int val)
|
|
{
|
|
struct hda_amp_info *info;
|
|
|
|
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
|
|
if (!info)
|
|
return 0;
|
|
val &= mask;
|
|
val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
|
|
if (info->vol[ch] == val)
|
|
return 0;
|
|
put_vol_mute(codec, info, nid, ch, direction, idx, val);
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* update the AMP stereo with the same mask and value
|
|
*/
|
|
int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
|
|
int direction, int idx, int mask, int val)
|
|
{
|
|
int ch, ret = 0;
|
|
for (ch = 0; ch < 2; ch++)
|
|
ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
|
|
idx, mask, val);
|
|
return ret;
|
|
}
|
|
|
|
#ifdef SND_HDA_NEEDS_RESUME
|
|
/* resume the all amp commands from the cache */
|
|
void snd_hda_codec_resume_amp(struct hda_codec *codec)
|
|
{
|
|
struct hda_amp_info *buffer = codec->amp_cache.buffer;
|
|
int i;
|
|
|
|
for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
|
|
u32 key = buffer->head.key;
|
|
hda_nid_t nid;
|
|
unsigned int idx, dir, ch;
|
|
if (!key)
|
|
continue;
|
|
nid = key & 0xff;
|
|
idx = (key >> 16) & 0xff;
|
|
dir = (key >> 24) & 0xff;
|
|
for (ch = 0; ch < 2; ch++) {
|
|
if (!(buffer->head.val & INFO_AMP_VOL(ch)))
|
|
continue;
|
|
put_vol_mute(codec, buffer, nid, ch, dir, idx,
|
|
buffer->vol[ch]);
|
|
}
|
|
}
|
|
}
|
|
#endif /* SND_HDA_NEEDS_RESUME */
|
|
|
|
/*
|
|
* AMP control callbacks
|
|
*/
|
|
/* retrieve parameters from private_value */
|
|
#define get_amp_nid(kc) ((kc)->private_value & 0xffff)
|
|
#define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
|
|
#define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
|
|
#define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
|
|
|
|
/* volume */
|
|
int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
u16 nid = get_amp_nid(kcontrol);
|
|
u8 chs = get_amp_channels(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
u32 caps;
|
|
|
|
caps = query_amp_caps(codec, nid, dir);
|
|
/* num steps */
|
|
caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
|
|
if (!caps) {
|
|
printk(KERN_WARNING "hda_codec: "
|
|
"num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
|
|
kcontrol->id.name);
|
|
return -EINVAL;
|
|
}
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
|
|
uinfo->count = chs == 3 ? 2 : 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = caps;
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = get_amp_nid(kcontrol);
|
|
int chs = get_amp_channels(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
int idx = get_amp_index(kcontrol);
|
|
long *valp = ucontrol->value.integer.value;
|
|
|
|
if (chs & 1)
|
|
*valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
|
|
& HDA_AMP_VOLMASK;
|
|
if (chs & 2)
|
|
*valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
|
|
& HDA_AMP_VOLMASK;
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = get_amp_nid(kcontrol);
|
|
int chs = get_amp_channels(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
int idx = get_amp_index(kcontrol);
|
|
long *valp = ucontrol->value.integer.value;
|
|
int change = 0;
|
|
|
|
snd_hda_power_up(codec);
|
|
if (chs & 1) {
|
|
change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
|
|
0x7f, *valp);
|
|
valp++;
|
|
}
|
|
if (chs & 2)
|
|
change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
|
|
0x7f, *valp);
|
|
snd_hda_power_down(codec);
|
|
return change;
|
|
}
|
|
|
|
int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
|
|
unsigned int size, unsigned int __user *_tlv)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = get_amp_nid(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
u32 caps, val1, val2;
|
|
|
|
if (size < 4 * sizeof(unsigned int))
|
|
return -ENOMEM;
|
|
caps = query_amp_caps(codec, nid, dir);
|
|
val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
|
|
val2 = (val2 + 1) * 25;
|
|
val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
|
|
val1 = ((int)val1) * ((int)val2);
|
|
if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
|
|
return -EFAULT;
|
|
if (put_user(2 * sizeof(unsigned int), _tlv + 1))
|
|
return -EFAULT;
|
|
if (put_user(val1, _tlv + 2))
|
|
return -EFAULT;
|
|
if (put_user(val2, _tlv + 3))
|
|
return -EFAULT;
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* set (static) TLV for virtual master volume; recalculated as max 0dB
|
|
*/
|
|
void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
|
|
unsigned int *tlv)
|
|
{
|
|
u32 caps;
|
|
int nums, step;
|
|
|
|
caps = query_amp_caps(codec, nid, dir);
|
|
nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
|
|
step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
|
|
step = (step + 1) * 25;
|
|
tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
|
|
tlv[1] = 2 * sizeof(unsigned int);
|
|
tlv[2] = -nums * step;
|
|
tlv[3] = step;
|
|
}
|
|
|
|
/* find a mixer control element with the given name */
|
|
struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
|
|
const char *name)
|
|
{
|
|
struct snd_ctl_elem_id id;
|
|
memset(&id, 0, sizeof(id));
|
|
id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
|
|
strcpy(id.name, name);
|
|
return snd_ctl_find_id(codec->bus->card, &id);
|
|
}
|
|
|
|
/* create a virtual master control and add slaves */
|
|
int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
|
|
unsigned int *tlv, const char **slaves)
|
|
{
|
|
struct snd_kcontrol *kctl;
|
|
const char **s;
|
|
int err;
|
|
|
|
kctl = snd_ctl_make_virtual_master(name, tlv);
|
|
if (!kctl)
|
|
return -ENOMEM;
|
|
err = snd_ctl_add(codec->bus->card, kctl);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
for (s = slaves; *s; s++) {
|
|
struct snd_kcontrol *sctl;
|
|
|
|
sctl = snd_hda_find_mixer_ctl(codec, *s);
|
|
if (!sctl) {
|
|
snd_printdd("Cannot find slave %s, skipped\n", *s);
|
|
continue;
|
|
}
|
|
err = snd_ctl_add_slave(kctl, sctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* switch */
|
|
int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
int chs = get_amp_channels(kcontrol);
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = chs == 3 ? 2 : 1;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = get_amp_nid(kcontrol);
|
|
int chs = get_amp_channels(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
int idx = get_amp_index(kcontrol);
|
|
long *valp = ucontrol->value.integer.value;
|
|
|
|
if (chs & 1)
|
|
*valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
|
|
HDA_AMP_MUTE) ? 0 : 1;
|
|
if (chs & 2)
|
|
*valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
|
|
HDA_AMP_MUTE) ? 0 : 1;
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = get_amp_nid(kcontrol);
|
|
int chs = get_amp_channels(kcontrol);
|
|
int dir = get_amp_direction(kcontrol);
|
|
int idx = get_amp_index(kcontrol);
|
|
long *valp = ucontrol->value.integer.value;
|
|
int change = 0;
|
|
|
|
snd_hda_power_up(codec);
|
|
if (chs & 1) {
|
|
change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
|
|
HDA_AMP_MUTE,
|
|
*valp ? 0 : HDA_AMP_MUTE);
|
|
valp++;
|
|
}
|
|
if (chs & 2)
|
|
change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
|
|
HDA_AMP_MUTE,
|
|
*valp ? 0 : HDA_AMP_MUTE);
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
if (codec->patch_ops.check_power_status)
|
|
codec->patch_ops.check_power_status(codec, nid);
|
|
#endif
|
|
snd_hda_power_down(codec);
|
|
return change;
|
|
}
|
|
|
|
/*
|
|
* bound volume controls
|
|
*
|
|
* bind multiple volumes (# indices, from 0)
|
|
*/
|
|
|
|
#define AMP_VAL_IDX_SHIFT 19
|
|
#define AMP_VAL_IDX_MASK (0x0f<<19)
|
|
|
|
int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
unsigned long pval;
|
|
int err;
|
|
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
pval = kcontrol->private_value;
|
|
kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
|
|
err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
|
|
kcontrol->private_value = pval;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err;
|
|
}
|
|
|
|
int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
unsigned long pval;
|
|
int i, indices, err = 0, change = 0;
|
|
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
pval = kcontrol->private_value;
|
|
indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
|
|
for (i = 0; i < indices; i++) {
|
|
kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
|
|
(i << AMP_VAL_IDX_SHIFT);
|
|
err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
|
|
if (err < 0)
|
|
break;
|
|
change |= err;
|
|
}
|
|
kcontrol->private_value = pval;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err < 0 ? err : change;
|
|
}
|
|
|
|
/*
|
|
* generic bound volume/swtich controls
|
|
*/
|
|
int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
struct hda_bind_ctls *c;
|
|
int err;
|
|
|
|
c = (struct hda_bind_ctls *)kcontrol->private_value;
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
kcontrol->private_value = *c->values;
|
|
err = c->ops->info(kcontrol, uinfo);
|
|
kcontrol->private_value = (long)c;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err;
|
|
}
|
|
|
|
int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
struct hda_bind_ctls *c;
|
|
int err;
|
|
|
|
c = (struct hda_bind_ctls *)kcontrol->private_value;
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
kcontrol->private_value = *c->values;
|
|
err = c->ops->get(kcontrol, ucontrol);
|
|
kcontrol->private_value = (long)c;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err;
|
|
}
|
|
|
|
int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
struct hda_bind_ctls *c;
|
|
unsigned long *vals;
|
|
int err = 0, change = 0;
|
|
|
|
c = (struct hda_bind_ctls *)kcontrol->private_value;
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
for (vals = c->values; *vals; vals++) {
|
|
kcontrol->private_value = *vals;
|
|
err = c->ops->put(kcontrol, ucontrol);
|
|
if (err < 0)
|
|
break;
|
|
change |= err;
|
|
}
|
|
kcontrol->private_value = (long)c;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err < 0 ? err : change;
|
|
}
|
|
|
|
int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
|
|
unsigned int size, unsigned int __user *tlv)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
struct hda_bind_ctls *c;
|
|
int err;
|
|
|
|
c = (struct hda_bind_ctls *)kcontrol->private_value;
|
|
mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
|
|
kcontrol->private_value = *c->values;
|
|
err = c->ops->tlv(kcontrol, op_flag, size, tlv);
|
|
kcontrol->private_value = (long)c;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return err;
|
|
}
|
|
|
|
struct hda_ctl_ops snd_hda_bind_vol = {
|
|
.info = snd_hda_mixer_amp_volume_info,
|
|
.get = snd_hda_mixer_amp_volume_get,
|
|
.put = snd_hda_mixer_amp_volume_put,
|
|
.tlv = snd_hda_mixer_amp_tlv
|
|
};
|
|
|
|
struct hda_ctl_ops snd_hda_bind_sw = {
|
|
.info = snd_hda_mixer_amp_switch_info,
|
|
.get = snd_hda_mixer_amp_switch_get,
|
|
.put = snd_hda_mixer_amp_switch_put,
|
|
.tlv = snd_hda_mixer_amp_tlv
|
|
};
|
|
|
|
/*
|
|
* SPDIF out controls
|
|
*/
|
|
|
|
static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
|
|
uinfo->count = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
|
|
IEC958_AES0_NONAUDIO |
|
|
IEC958_AES0_CON_EMPHASIS_5015 |
|
|
IEC958_AES0_CON_NOT_COPYRIGHT;
|
|
ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
|
|
IEC958_AES1_CON_ORIGINAL;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
|
|
IEC958_AES0_NONAUDIO |
|
|
IEC958_AES0_PRO_EMPHASIS_5015;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
|
|
ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
|
|
ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
|
|
ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* convert from SPDIF status bits to HDA SPDIF bits
|
|
* bit 0 (DigEn) is always set zero (to be filled later)
|
|
*/
|
|
static unsigned short convert_from_spdif_status(unsigned int sbits)
|
|
{
|
|
unsigned short val = 0;
|
|
|
|
if (sbits & IEC958_AES0_PROFESSIONAL)
|
|
val |= AC_DIG1_PROFESSIONAL;
|
|
if (sbits & IEC958_AES0_NONAUDIO)
|
|
val |= AC_DIG1_NONAUDIO;
|
|
if (sbits & IEC958_AES0_PROFESSIONAL) {
|
|
if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
|
|
IEC958_AES0_PRO_EMPHASIS_5015)
|
|
val |= AC_DIG1_EMPHASIS;
|
|
} else {
|
|
if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
|
|
IEC958_AES0_CON_EMPHASIS_5015)
|
|
val |= AC_DIG1_EMPHASIS;
|
|
if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
|
|
val |= AC_DIG1_COPYRIGHT;
|
|
if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
|
|
val |= AC_DIG1_LEVEL;
|
|
val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
|
|
}
|
|
return val;
|
|
}
|
|
|
|
/* convert to SPDIF status bits from HDA SPDIF bits
|
|
*/
|
|
static unsigned int convert_to_spdif_status(unsigned short val)
|
|
{
|
|
unsigned int sbits = 0;
|
|
|
|
if (val & AC_DIG1_NONAUDIO)
|
|
sbits |= IEC958_AES0_NONAUDIO;
|
|
if (val & AC_DIG1_PROFESSIONAL)
|
|
sbits |= IEC958_AES0_PROFESSIONAL;
|
|
if (sbits & IEC958_AES0_PROFESSIONAL) {
|
|
if (sbits & AC_DIG1_EMPHASIS)
|
|
sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
|
|
} else {
|
|
if (val & AC_DIG1_EMPHASIS)
|
|
sbits |= IEC958_AES0_CON_EMPHASIS_5015;
|
|
if (!(val & AC_DIG1_COPYRIGHT))
|
|
sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
|
|
if (val & AC_DIG1_LEVEL)
|
|
sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
|
|
sbits |= val & (0x7f << 8);
|
|
}
|
|
return sbits;
|
|
}
|
|
|
|
static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = kcontrol->private_value;
|
|
unsigned short val;
|
|
int change;
|
|
|
|
mutex_lock(&codec->spdif_mutex);
|
|
codec->spdif_status = ucontrol->value.iec958.status[0] |
|
|
((unsigned int)ucontrol->value.iec958.status[1] << 8) |
|
|
((unsigned int)ucontrol->value.iec958.status[2] << 16) |
|
|
((unsigned int)ucontrol->value.iec958.status[3] << 24);
|
|
val = convert_from_spdif_status(codec->spdif_status);
|
|
val |= codec->spdif_ctls & 1;
|
|
change = codec->spdif_ctls != val;
|
|
codec->spdif_ctls = val;
|
|
|
|
if (change) {
|
|
snd_hda_codec_write_cache(codec, nid, 0,
|
|
AC_VERB_SET_DIGI_CONVERT_1,
|
|
val & 0xff);
|
|
snd_hda_codec_write_cache(codec, nid, 0,
|
|
AC_VERB_SET_DIGI_CONVERT_2,
|
|
val >> 8);
|
|
}
|
|
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return change;
|
|
}
|
|
|
|
#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
|
|
|
|
static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = kcontrol->private_value;
|
|
unsigned short val;
|
|
int change;
|
|
|
|
mutex_lock(&codec->spdif_mutex);
|
|
val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
|
|
if (ucontrol->value.integer.value[0])
|
|
val |= AC_DIG1_ENABLE;
|
|
change = codec->spdif_ctls != val;
|
|
if (change) {
|
|
codec->spdif_ctls = val;
|
|
snd_hda_codec_write_cache(codec, nid, 0,
|
|
AC_VERB_SET_DIGI_CONVERT_1,
|
|
val & 0xff);
|
|
/* unmute amp switch (if any) */
|
|
if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
|
|
(val & AC_DIG1_ENABLE))
|
|
snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
|
|
HDA_AMP_MUTE, 0);
|
|
}
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return change;
|
|
}
|
|
|
|
static struct snd_kcontrol_new dig_mixes[] = {
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
|
|
.info = snd_hda_spdif_mask_info,
|
|
.get = snd_hda_spdif_cmask_get,
|
|
},
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
|
|
.info = snd_hda_spdif_mask_info,
|
|
.get = snd_hda_spdif_pmask_get,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
|
|
.info = snd_hda_spdif_mask_info,
|
|
.get = snd_hda_spdif_default_get,
|
|
.put = snd_hda_spdif_default_put,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
|
|
.info = snd_hda_spdif_out_switch_info,
|
|
.get = snd_hda_spdif_out_switch_get,
|
|
.put = snd_hda_spdif_out_switch_put,
|
|
},
|
|
{ } /* end */
|
|
};
|
|
|
|
/**
|
|
* snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
|
|
* @codec: the HDA codec
|
|
* @nid: audio out widget NID
|
|
*
|
|
* Creates controls related with the SPDIF output.
|
|
* Called from each patch supporting the SPDIF out.
|
|
*
|
|
* Returns 0 if successful, or a negative error code.
|
|
*/
|
|
int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
|
|
{
|
|
int err;
|
|
struct snd_kcontrol *kctl;
|
|
struct snd_kcontrol_new *dig_mix;
|
|
|
|
for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
|
|
kctl = snd_ctl_new1(dig_mix, codec);
|
|
kctl->private_value = nid;
|
|
err = snd_ctl_add(codec->bus->card, kctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
codec->spdif_ctls =
|
|
snd_hda_codec_read(codec, nid, 0,
|
|
AC_VERB_GET_DIGI_CONVERT_1, 0);
|
|
codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* SPDIF input
|
|
*/
|
|
|
|
#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
|
|
|
|
static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
|
|
ucontrol->value.integer.value[0] = codec->spdif_in_enable;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = kcontrol->private_value;
|
|
unsigned int val = !!ucontrol->value.integer.value[0];
|
|
int change;
|
|
|
|
mutex_lock(&codec->spdif_mutex);
|
|
change = codec->spdif_in_enable != val;
|
|
if (change) {
|
|
codec->spdif_in_enable = val;
|
|
snd_hda_codec_write_cache(codec, nid, 0,
|
|
AC_VERB_SET_DIGI_CONVERT_1, val);
|
|
}
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return change;
|
|
}
|
|
|
|
static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
|
|
hda_nid_t nid = kcontrol->private_value;
|
|
unsigned short val;
|
|
unsigned int sbits;
|
|
|
|
val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
|
|
sbits = convert_to_spdif_status(val);
|
|
ucontrol->value.iec958.status[0] = sbits;
|
|
ucontrol->value.iec958.status[1] = sbits >> 8;
|
|
ucontrol->value.iec958.status[2] = sbits >> 16;
|
|
ucontrol->value.iec958.status[3] = sbits >> 24;
|
|
return 0;
|
|
}
|
|
|
|
static struct snd_kcontrol_new dig_in_ctls[] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
|
|
.info = snd_hda_spdif_in_switch_info,
|
|
.get = snd_hda_spdif_in_switch_get,
|
|
.put = snd_hda_spdif_in_switch_put,
|
|
},
|
|
{
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
|
|
.info = snd_hda_spdif_mask_info,
|
|
.get = snd_hda_spdif_in_status_get,
|
|
},
|
|
{ } /* end */
|
|
};
|
|
|
|
/**
|
|
* snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
|
|
* @codec: the HDA codec
|
|
* @nid: audio in widget NID
|
|
*
|
|
* Creates controls related with the SPDIF input.
|
|
* Called from each patch supporting the SPDIF in.
|
|
*
|
|
* Returns 0 if successful, or a negative error code.
|
|
*/
|
|
int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
|
|
{
|
|
int err;
|
|
struct snd_kcontrol *kctl;
|
|
struct snd_kcontrol_new *dig_mix;
|
|
|
|
for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
|
|
kctl = snd_ctl_new1(dig_mix, codec);
|
|
kctl->private_value = nid;
|
|
err = snd_ctl_add(codec->bus->card, kctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
codec->spdif_in_enable =
|
|
snd_hda_codec_read(codec, nid, 0,
|
|
AC_VERB_GET_DIGI_CONVERT_1, 0) &
|
|
AC_DIG1_ENABLE;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef SND_HDA_NEEDS_RESUME
|
|
/*
|
|
* command cache
|
|
*/
|
|
|
|
/* build a 32bit cache key with the widget id and the command parameter */
|
|
#define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
|
|
#define get_cmd_cache_nid(key) ((key) & 0xff)
|
|
#define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
|
|
|
|
/**
|
|
* snd_hda_codec_write_cache - send a single command with caching
|
|
* @codec: the HDA codec
|
|
* @nid: NID to send the command
|
|
* @direct: direct flag
|
|
* @verb: the verb to send
|
|
* @parm: the parameter for the verb
|
|
*
|
|
* Send a single command without waiting for response.
|
|
*
|
|
* Returns 0 if successful, or a negative error code.
|
|
*/
|
|
int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
|
|
int direct, unsigned int verb, unsigned int parm)
|
|
{
|
|
int err;
|
|
snd_hda_power_up(codec);
|
|
mutex_lock(&codec->bus->cmd_mutex);
|
|
err = codec->bus->ops.command(codec, nid, direct, verb, parm);
|
|
if (!err) {
|
|
struct hda_cache_head *c;
|
|
u32 key = build_cmd_cache_key(nid, verb);
|
|
c = get_alloc_hash(&codec->cmd_cache, key);
|
|
if (c)
|
|
c->val = parm;
|
|
}
|
|
mutex_unlock(&codec->bus->cmd_mutex);
|
|
snd_hda_power_down(codec);
|
|
return err;
|
|
}
|
|
|
|
/* resume the all commands from the cache */
|
|
void snd_hda_codec_resume_cache(struct hda_codec *codec)
|
|
{
|
|
struct hda_cache_head *buffer = codec->cmd_cache.buffer;
|
|
int i;
|
|
|
|
for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
|
|
u32 key = buffer->key;
|
|
if (!key)
|
|
continue;
|
|
snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
|
|
get_cmd_cache_cmd(key), buffer->val);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* snd_hda_sequence_write_cache - sequence writes with caching
|
|
* @codec: the HDA codec
|
|
* @seq: VERB array to send
|
|
*
|
|
* Send the commands sequentially from the given array.
|
|
* Thte commands are recorded on cache for power-save and resume.
|
|
* The array must be terminated with NID=0.
|
|
*/
|
|
void snd_hda_sequence_write_cache(struct hda_codec *codec,
|
|
const struct hda_verb *seq)
|
|
{
|
|
for (; seq->nid; seq++)
|
|
snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
|
|
seq->param);
|
|
}
|
|
#endif /* SND_HDA_NEEDS_RESUME */
|
|
|
|
/*
|
|
* set power state of the codec
|
|
*/
|
|
static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
|
|
unsigned int power_state)
|
|
{
|
|
hda_nid_t nid;
|
|
int i;
|
|
|
|
snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
|
|
power_state);
|
|
|
|
nid = codec->start_nid;
|
|
for (i = 0; i < codec->num_nodes; i++, nid++) {
|
|
unsigned int wcaps = get_wcaps(codec, nid);
|
|
if (wcaps & AC_WCAP_POWER) {
|
|
unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
|
|
AC_WCAP_TYPE_SHIFT;
|
|
if (wid_type == AC_WID_PIN) {
|
|
unsigned int pincap;
|
|
/*
|
|
* don't power down the widget if it controls
|
|
* eapd and EAPD_BTLENABLE is set.
|
|
*/
|
|
pincap = snd_hda_param_read(codec, nid,
|
|
AC_PAR_PIN_CAP);
|
|
if (pincap & AC_PINCAP_EAPD) {
|
|
int eapd = snd_hda_codec_read(codec,
|
|
nid, 0,
|
|
AC_VERB_GET_EAPD_BTLENABLE, 0);
|
|
eapd &= 0x02;
|
|
if (power_state == AC_PWRST_D3 && eapd)
|
|
continue;
|
|
}
|
|
}
|
|
snd_hda_codec_write(codec, nid, 0,
|
|
AC_VERB_SET_POWER_STATE,
|
|
power_state);
|
|
}
|
|
}
|
|
|
|
if (power_state == AC_PWRST_D0) {
|
|
unsigned long end_time;
|
|
int state;
|
|
msleep(10);
|
|
/* wait until the codec reachs to D0 */
|
|
end_time = jiffies + msecs_to_jiffies(500);
|
|
do {
|
|
state = snd_hda_codec_read(codec, fg, 0,
|
|
AC_VERB_GET_POWER_STATE, 0);
|
|
if (state == power_state)
|
|
break;
|
|
msleep(1);
|
|
} while (time_after_eq(end_time, jiffies));
|
|
}
|
|
}
|
|
|
|
#ifdef SND_HDA_NEEDS_RESUME
|
|
/*
|
|
* call suspend and power-down; used both from PM and power-save
|
|
*/
|
|
static void hda_call_codec_suspend(struct hda_codec *codec)
|
|
{
|
|
if (codec->patch_ops.suspend)
|
|
codec->patch_ops.suspend(codec, PMSG_SUSPEND);
|
|
hda_set_power_state(codec,
|
|
codec->afg ? codec->afg : codec->mfg,
|
|
AC_PWRST_D3);
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
cancel_delayed_work(&codec->power_work);
|
|
codec->power_on = 0;
|
|
codec->power_transition = 0;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* kick up codec; used both from PM and power-save
|
|
*/
|
|
static void hda_call_codec_resume(struct hda_codec *codec)
|
|
{
|
|
hda_set_power_state(codec,
|
|
codec->afg ? codec->afg : codec->mfg,
|
|
AC_PWRST_D0);
|
|
if (codec->patch_ops.resume)
|
|
codec->patch_ops.resume(codec);
|
|
else {
|
|
if (codec->patch_ops.init)
|
|
codec->patch_ops.init(codec);
|
|
snd_hda_codec_resume_amp(codec);
|
|
snd_hda_codec_resume_cache(codec);
|
|
}
|
|
}
|
|
#endif /* SND_HDA_NEEDS_RESUME */
|
|
|
|
|
|
/**
|
|
* snd_hda_build_controls - build mixer controls
|
|
* @bus: the BUS
|
|
*
|
|
* Creates mixer controls for each codec included in the bus.
|
|
*
|
|
* Returns 0 if successful, otherwise a negative error code.
|
|
*/
|
|
int __devinit snd_hda_build_controls(struct hda_bus *bus)
|
|
{
|
|
struct hda_codec *codec;
|
|
|
|
list_for_each_entry(codec, &bus->codec_list, list) {
|
|
int err = 0;
|
|
/* fake as if already powered-on */
|
|
hda_keep_power_on(codec);
|
|
/* then fire up */
|
|
hda_set_power_state(codec,
|
|
codec->afg ? codec->afg : codec->mfg,
|
|
AC_PWRST_D0);
|
|
/* continue to initialize... */
|
|
if (codec->patch_ops.init)
|
|
err = codec->patch_ops.init(codec);
|
|
if (!err && codec->patch_ops.build_controls)
|
|
err = codec->patch_ops.build_controls(codec);
|
|
snd_hda_power_down(codec);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* stream formats
|
|
*/
|
|
struct hda_rate_tbl {
|
|
unsigned int hz;
|
|
unsigned int alsa_bits;
|
|
unsigned int hda_fmt;
|
|
};
|
|
|
|
static struct hda_rate_tbl rate_bits[] = {
|
|
/* rate in Hz, ALSA rate bitmask, HDA format value */
|
|
|
|
/* autodetected value used in snd_hda_query_supported_pcm */
|
|
{ 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
|
|
{ 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
|
|
{ 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
|
|
{ 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
|
|
{ 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
|
|
{ 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
|
|
{ 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
|
|
{ 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
|
|
{ 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
|
|
{ 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
|
|
{ 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
|
|
#define AC_PAR_PCM_RATE_BITS 11
|
|
/* up to bits 10, 384kHZ isn't supported properly */
|
|
|
|
/* not autodetected value */
|
|
{ 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
|
|
|
|
{ 0 } /* terminator */
|
|
};
|
|
|
|
/**
|
|
* snd_hda_calc_stream_format - calculate format bitset
|
|
* @rate: the sample rate
|
|
* @channels: the number of channels
|
|
* @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
|
|
* @maxbps: the max. bps
|
|
*
|
|
* Calculate the format bitset from the given rate, channels and th PCM format.
|
|
*
|
|
* Return zero if invalid.
|
|
*/
|
|
unsigned int snd_hda_calc_stream_format(unsigned int rate,
|
|
unsigned int channels,
|
|
unsigned int format,
|
|
unsigned int maxbps)
|
|
{
|
|
int i;
|
|
unsigned int val = 0;
|
|
|
|
for (i = 0; rate_bits[i].hz; i++)
|
|
if (rate_bits[i].hz == rate) {
|
|
val = rate_bits[i].hda_fmt;
|
|
break;
|
|
}
|
|
if (!rate_bits[i].hz) {
|
|
snd_printdd("invalid rate %d\n", rate);
|
|
return 0;
|
|
}
|
|
|
|
if (channels == 0 || channels > 8) {
|
|
snd_printdd("invalid channels %d\n", channels);
|
|
return 0;
|
|
}
|
|
val |= channels - 1;
|
|
|
|
switch (snd_pcm_format_width(format)) {
|
|
case 8: val |= 0x00; break;
|
|
case 16: val |= 0x10; break;
|
|
case 20:
|
|
case 24:
|
|
case 32:
|
|
if (maxbps >= 32)
|
|
val |= 0x40;
|
|
else if (maxbps >= 24)
|
|
val |= 0x30;
|
|
else
|
|
val |= 0x20;
|
|
break;
|
|
default:
|
|
snd_printdd("invalid format width %d\n",
|
|
snd_pcm_format_width(format));
|
|
return 0;
|
|
}
|
|
|
|
return val;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_query_supported_pcm - query the supported PCM rates and formats
|
|
* @codec: the HDA codec
|
|
* @nid: NID to query
|
|
* @ratesp: the pointer to store the detected rate bitflags
|
|
* @formatsp: the pointer to store the detected formats
|
|
* @bpsp: the pointer to store the detected format widths
|
|
*
|
|
* Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
|
|
* or @bsps argument is ignored.
|
|
*
|
|
* Returns 0 if successful, otherwise a negative error code.
|
|
*/
|
|
int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
|
|
u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
|
|
{
|
|
int i;
|
|
unsigned int val, streams;
|
|
|
|
val = 0;
|
|
if (nid != codec->afg &&
|
|
(get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
|
|
val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
|
|
if (val == -1)
|
|
return -EIO;
|
|
}
|
|
if (!val)
|
|
val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
|
|
|
|
if (ratesp) {
|
|
u32 rates = 0;
|
|
for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
|
|
if (val & (1 << i))
|
|
rates |= rate_bits[i].alsa_bits;
|
|
}
|
|
*ratesp = rates;
|
|
}
|
|
|
|
if (formatsp || bpsp) {
|
|
u64 formats = 0;
|
|
unsigned int bps;
|
|
unsigned int wcaps;
|
|
|
|
wcaps = get_wcaps(codec, nid);
|
|
streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
|
|
if (streams == -1)
|
|
return -EIO;
|
|
if (!streams) {
|
|
streams = snd_hda_param_read(codec, codec->afg,
|
|
AC_PAR_STREAM);
|
|
if (streams == -1)
|
|
return -EIO;
|
|
}
|
|
|
|
bps = 0;
|
|
if (streams & AC_SUPFMT_PCM) {
|
|
if (val & AC_SUPPCM_BITS_8) {
|
|
formats |= SNDRV_PCM_FMTBIT_U8;
|
|
bps = 8;
|
|
}
|
|
if (val & AC_SUPPCM_BITS_16) {
|
|
formats |= SNDRV_PCM_FMTBIT_S16_LE;
|
|
bps = 16;
|
|
}
|
|
if (wcaps & AC_WCAP_DIGITAL) {
|
|
if (val & AC_SUPPCM_BITS_32)
|
|
formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
|
|
if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
|
|
formats |= SNDRV_PCM_FMTBIT_S32_LE;
|
|
if (val & AC_SUPPCM_BITS_24)
|
|
bps = 24;
|
|
else if (val & AC_SUPPCM_BITS_20)
|
|
bps = 20;
|
|
} else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
|
|
AC_SUPPCM_BITS_32)) {
|
|
formats |= SNDRV_PCM_FMTBIT_S32_LE;
|
|
if (val & AC_SUPPCM_BITS_32)
|
|
bps = 32;
|
|
else if (val & AC_SUPPCM_BITS_24)
|
|
bps = 24;
|
|
else if (val & AC_SUPPCM_BITS_20)
|
|
bps = 20;
|
|
}
|
|
}
|
|
else if (streams == AC_SUPFMT_FLOAT32) {
|
|
/* should be exclusive */
|
|
formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
|
|
bps = 32;
|
|
} else if (streams == AC_SUPFMT_AC3) {
|
|
/* should be exclusive */
|
|
/* temporary hack: we have still no proper support
|
|
* for the direct AC3 stream...
|
|
*/
|
|
formats |= SNDRV_PCM_FMTBIT_U8;
|
|
bps = 8;
|
|
}
|
|
if (formatsp)
|
|
*formatsp = formats;
|
|
if (bpsp)
|
|
*bpsp = bps;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_is_supported_format - check whether the given node supports
|
|
* the format val
|
|
*
|
|
* Returns 1 if supported, 0 if not.
|
|
*/
|
|
int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
|
|
unsigned int format)
|
|
{
|
|
int i;
|
|
unsigned int val = 0, rate, stream;
|
|
|
|
if (nid != codec->afg &&
|
|
(get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
|
|
val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
|
|
if (val == -1)
|
|
return 0;
|
|
}
|
|
if (!val) {
|
|
val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
|
|
if (val == -1)
|
|
return 0;
|
|
}
|
|
|
|
rate = format & 0xff00;
|
|
for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
|
|
if (rate_bits[i].hda_fmt == rate) {
|
|
if (val & (1 << i))
|
|
break;
|
|
return 0;
|
|
}
|
|
if (i >= AC_PAR_PCM_RATE_BITS)
|
|
return 0;
|
|
|
|
stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
|
|
if (stream == -1)
|
|
return 0;
|
|
if (!stream && nid != codec->afg)
|
|
stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
|
|
if (!stream || stream == -1)
|
|
return 0;
|
|
|
|
if (stream & AC_SUPFMT_PCM) {
|
|
switch (format & 0xf0) {
|
|
case 0x00:
|
|
if (!(val & AC_SUPPCM_BITS_8))
|
|
return 0;
|
|
break;
|
|
case 0x10:
|
|
if (!(val & AC_SUPPCM_BITS_16))
|
|
return 0;
|
|
break;
|
|
case 0x20:
|
|
if (!(val & AC_SUPPCM_BITS_20))
|
|
return 0;
|
|
break;
|
|
case 0x30:
|
|
if (!(val & AC_SUPPCM_BITS_24))
|
|
return 0;
|
|
break;
|
|
case 0x40:
|
|
if (!(val & AC_SUPPCM_BITS_32))
|
|
return 0;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
} else {
|
|
/* FIXME: check for float32 and AC3? */
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* PCM stuff
|
|
*/
|
|
static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
|
|
struct hda_codec *codec,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
|
|
struct hda_codec *codec,
|
|
unsigned int stream_tag,
|
|
unsigned int format,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
|
|
return 0;
|
|
}
|
|
|
|
static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
|
|
struct hda_codec *codec,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
|
|
return 0;
|
|
}
|
|
|
|
static int __devinit set_pcm_default_values(struct hda_codec *codec,
|
|
struct hda_pcm_stream *info)
|
|
{
|
|
/* query support PCM information from the given NID */
|
|
if (info->nid && (!info->rates || !info->formats)) {
|
|
snd_hda_query_supported_pcm(codec, info->nid,
|
|
info->rates ? NULL : &info->rates,
|
|
info->formats ? NULL : &info->formats,
|
|
info->maxbps ? NULL : &info->maxbps);
|
|
}
|
|
if (info->ops.open == NULL)
|
|
info->ops.open = hda_pcm_default_open_close;
|
|
if (info->ops.close == NULL)
|
|
info->ops.close = hda_pcm_default_open_close;
|
|
if (info->ops.prepare == NULL) {
|
|
snd_assert(info->nid, return -EINVAL);
|
|
info->ops.prepare = hda_pcm_default_prepare;
|
|
}
|
|
if (info->ops.cleanup == NULL) {
|
|
snd_assert(info->nid, return -EINVAL);
|
|
info->ops.cleanup = hda_pcm_default_cleanup;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_build_pcms - build PCM information
|
|
* @bus: the BUS
|
|
*
|
|
* Create PCM information for each codec included in the bus.
|
|
*
|
|
* The build_pcms codec patch is requested to set up codec->num_pcms and
|
|
* codec->pcm_info properly. The array is referred by the top-level driver
|
|
* to create its PCM instances.
|
|
* The allocated codec->pcm_info should be released in codec->patch_ops.free
|
|
* callback.
|
|
*
|
|
* At least, substreams, channels_min and channels_max must be filled for
|
|
* each stream. substreams = 0 indicates that the stream doesn't exist.
|
|
* When rates and/or formats are zero, the supported values are queried
|
|
* from the given nid. The nid is used also by the default ops.prepare
|
|
* and ops.cleanup callbacks.
|
|
*
|
|
* The driver needs to call ops.open in its open callback. Similarly,
|
|
* ops.close is supposed to be called in the close callback.
|
|
* ops.prepare should be called in the prepare or hw_params callback
|
|
* with the proper parameters for set up.
|
|
* ops.cleanup should be called in hw_free for clean up of streams.
|
|
*
|
|
* This function returns 0 if successfull, or a negative error code.
|
|
*/
|
|
int __devinit snd_hda_build_pcms(struct hda_bus *bus)
|
|
{
|
|
struct hda_codec *codec;
|
|
|
|
list_for_each_entry(codec, &bus->codec_list, list) {
|
|
unsigned int pcm, s;
|
|
int err;
|
|
if (!codec->patch_ops.build_pcms)
|
|
continue;
|
|
err = codec->patch_ops.build_pcms(codec);
|
|
if (err < 0)
|
|
return err;
|
|
for (pcm = 0; pcm < codec->num_pcms; pcm++) {
|
|
for (s = 0; s < 2; s++) {
|
|
struct hda_pcm_stream *info;
|
|
info = &codec->pcm_info[pcm].stream[s];
|
|
if (!info->substreams)
|
|
continue;
|
|
err = set_pcm_default_values(codec, info);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_check_board_config - compare the current codec with the config table
|
|
* @codec: the HDA codec
|
|
* @num_configs: number of config enums
|
|
* @models: array of model name strings
|
|
* @tbl: configuration table, terminated by null entries
|
|
*
|
|
* Compares the modelname or PCI subsystem id of the current codec with the
|
|
* given configuration table. If a matching entry is found, returns its
|
|
* config value (supposed to be 0 or positive).
|
|
*
|
|
* If no entries are matching, the function returns a negative value.
|
|
*/
|
|
int snd_hda_check_board_config(struct hda_codec *codec,
|
|
int num_configs, const char **models,
|
|
const struct snd_pci_quirk *tbl)
|
|
{
|
|
if (codec->bus->modelname && models) {
|
|
int i;
|
|
for (i = 0; i < num_configs; i++) {
|
|
if (models[i] &&
|
|
!strcmp(codec->bus->modelname, models[i])) {
|
|
snd_printd(KERN_INFO "hda_codec: model '%s' is "
|
|
"selected\n", models[i]);
|
|
return i;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!codec->bus->pci || !tbl)
|
|
return -1;
|
|
|
|
tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
|
|
if (!tbl)
|
|
return -1;
|
|
if (tbl->value >= 0 && tbl->value < num_configs) {
|
|
#ifdef CONFIG_SND_DEBUG_DETECT
|
|
char tmp[10];
|
|
const char *model = NULL;
|
|
if (models)
|
|
model = models[tbl->value];
|
|
if (!model) {
|
|
sprintf(tmp, "#%d", tbl->value);
|
|
model = tmp;
|
|
}
|
|
snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
|
|
"for config %x:%x (%s)\n",
|
|
model, tbl->subvendor, tbl->subdevice,
|
|
(tbl->name ? tbl->name : "Unknown device"));
|
|
#endif
|
|
return tbl->value;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_add_new_ctls - create controls from the array
|
|
* @codec: the HDA codec
|
|
* @knew: the array of struct snd_kcontrol_new
|
|
*
|
|
* This helper function creates and add new controls in the given array.
|
|
* The array must be terminated with an empty entry as terminator.
|
|
*
|
|
* Returns 0 if successful, or a negative error code.
|
|
*/
|
|
int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
|
|
{
|
|
int err;
|
|
|
|
for (; knew->name; knew++) {
|
|
struct snd_kcontrol *kctl;
|
|
kctl = snd_ctl_new1(knew, codec);
|
|
if (!kctl)
|
|
return -ENOMEM;
|
|
err = snd_ctl_add(codec->bus->card, kctl);
|
|
if (err < 0) {
|
|
if (!codec->addr)
|
|
return err;
|
|
kctl = snd_ctl_new1(knew, codec);
|
|
if (!kctl)
|
|
return -ENOMEM;
|
|
kctl->id.device = codec->addr;
|
|
err = snd_ctl_add(codec->bus->card, kctl);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
|
|
unsigned int power_state);
|
|
|
|
static void hda_power_work(struct work_struct *work)
|
|
{
|
|
struct hda_codec *codec =
|
|
container_of(work, struct hda_codec, power_work.work);
|
|
|
|
if (!codec->power_on || codec->power_count) {
|
|
codec->power_transition = 0;
|
|
return;
|
|
}
|
|
|
|
hda_call_codec_suspend(codec);
|
|
if (codec->bus->ops.pm_notify)
|
|
codec->bus->ops.pm_notify(codec);
|
|
}
|
|
|
|
static void hda_keep_power_on(struct hda_codec *codec)
|
|
{
|
|
codec->power_count++;
|
|
codec->power_on = 1;
|
|
}
|
|
|
|
void snd_hda_power_up(struct hda_codec *codec)
|
|
{
|
|
codec->power_count++;
|
|
if (codec->power_on || codec->power_transition)
|
|
return;
|
|
|
|
codec->power_on = 1;
|
|
if (codec->bus->ops.pm_notify)
|
|
codec->bus->ops.pm_notify(codec);
|
|
hda_call_codec_resume(codec);
|
|
cancel_delayed_work(&codec->power_work);
|
|
codec->power_transition = 0;
|
|
}
|
|
|
|
void snd_hda_power_down(struct hda_codec *codec)
|
|
{
|
|
--codec->power_count;
|
|
if (!codec->power_on || codec->power_count || codec->power_transition)
|
|
return;
|
|
if (power_save) {
|
|
codec->power_transition = 1; /* avoid reentrance */
|
|
schedule_delayed_work(&codec->power_work,
|
|
msecs_to_jiffies(power_save * 1000));
|
|
}
|
|
}
|
|
|
|
int snd_hda_check_amp_list_power(struct hda_codec *codec,
|
|
struct hda_loopback_check *check,
|
|
hda_nid_t nid)
|
|
{
|
|
struct hda_amp_list *p;
|
|
int ch, v;
|
|
|
|
if (!check->amplist)
|
|
return 0;
|
|
for (p = check->amplist; p->nid; p++) {
|
|
if (p->nid == nid)
|
|
break;
|
|
}
|
|
if (!p->nid)
|
|
return 0; /* nothing changed */
|
|
|
|
for (p = check->amplist; p->nid; p++) {
|
|
for (ch = 0; ch < 2; ch++) {
|
|
v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
|
|
p->idx);
|
|
if (!(v & HDA_AMP_MUTE) && v > 0) {
|
|
if (!check->power_on) {
|
|
check->power_on = 1;
|
|
snd_hda_power_up(codec);
|
|
}
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
if (check->power_on) {
|
|
check->power_on = 0;
|
|
snd_hda_power_down(codec);
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Channel mode helper
|
|
*/
|
|
int snd_hda_ch_mode_info(struct hda_codec *codec,
|
|
struct snd_ctl_elem_info *uinfo,
|
|
const struct hda_channel_mode *chmode,
|
|
int num_chmodes)
|
|
{
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = num_chmodes;
|
|
if (uinfo->value.enumerated.item >= num_chmodes)
|
|
uinfo->value.enumerated.item = num_chmodes - 1;
|
|
sprintf(uinfo->value.enumerated.name, "%dch",
|
|
chmode[uinfo->value.enumerated.item].channels);
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_ch_mode_get(struct hda_codec *codec,
|
|
struct snd_ctl_elem_value *ucontrol,
|
|
const struct hda_channel_mode *chmode,
|
|
int num_chmodes,
|
|
int max_channels)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < num_chmodes; i++) {
|
|
if (max_channels == chmode[i].channels) {
|
|
ucontrol->value.enumerated.item[0] = i;
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_ch_mode_put(struct hda_codec *codec,
|
|
struct snd_ctl_elem_value *ucontrol,
|
|
const struct hda_channel_mode *chmode,
|
|
int num_chmodes,
|
|
int *max_channelsp)
|
|
{
|
|
unsigned int mode;
|
|
|
|
mode = ucontrol->value.enumerated.item[0];
|
|
if (mode >= num_chmodes)
|
|
return -EINVAL;
|
|
if (*max_channelsp == chmode[mode].channels)
|
|
return 0;
|
|
/* change the current channel setting */
|
|
*max_channelsp = chmode[mode].channels;
|
|
if (chmode[mode].sequence)
|
|
snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* input MUX helper
|
|
*/
|
|
int snd_hda_input_mux_info(const struct hda_input_mux *imux,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
unsigned int index;
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
|
uinfo->count = 1;
|
|
uinfo->value.enumerated.items = imux->num_items;
|
|
if (!imux->num_items)
|
|
return 0;
|
|
index = uinfo->value.enumerated.item;
|
|
if (index >= imux->num_items)
|
|
index = imux->num_items - 1;
|
|
strcpy(uinfo->value.enumerated.name, imux->items[index].label);
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_input_mux_put(struct hda_codec *codec,
|
|
const struct hda_input_mux *imux,
|
|
struct snd_ctl_elem_value *ucontrol,
|
|
hda_nid_t nid,
|
|
unsigned int *cur_val)
|
|
{
|
|
unsigned int idx;
|
|
|
|
if (!imux->num_items)
|
|
return 0;
|
|
idx = ucontrol->value.enumerated.item[0];
|
|
if (idx >= imux->num_items)
|
|
idx = imux->num_items - 1;
|
|
if (*cur_val == idx)
|
|
return 0;
|
|
snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
|
|
imux->items[idx].index);
|
|
*cur_val = idx;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*
|
|
* Multi-channel / digital-out PCM helper functions
|
|
*/
|
|
|
|
/* setup SPDIF output stream */
|
|
static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
|
|
unsigned int stream_tag, unsigned int format)
|
|
{
|
|
/* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
|
|
if (codec->spdif_ctls & AC_DIG1_ENABLE)
|
|
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
|
|
codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
|
|
snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
|
|
/* turn on again (if needed) */
|
|
if (codec->spdif_ctls & AC_DIG1_ENABLE)
|
|
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
|
|
codec->spdif_ctls & 0xff);
|
|
}
|
|
|
|
/*
|
|
* open the digital out in the exclusive mode
|
|
*/
|
|
int snd_hda_multi_out_dig_open(struct hda_codec *codec,
|
|
struct hda_multi_out *mout)
|
|
{
|
|
mutex_lock(&codec->spdif_mutex);
|
|
if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
|
|
/* already opened as analog dup; reset it once */
|
|
snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
|
|
mout->dig_out_used = HDA_DIG_EXCLUSIVE;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return 0;
|
|
}
|
|
|
|
int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
|
|
struct hda_multi_out *mout,
|
|
unsigned int stream_tag,
|
|
unsigned int format,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
mutex_lock(&codec->spdif_mutex);
|
|
setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* release the digital out
|
|
*/
|
|
int snd_hda_multi_out_dig_close(struct hda_codec *codec,
|
|
struct hda_multi_out *mout)
|
|
{
|
|
mutex_lock(&codec->spdif_mutex);
|
|
mout->dig_out_used = 0;
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* set up more restrictions for analog out
|
|
*/
|
|
int snd_hda_multi_out_analog_open(struct hda_codec *codec,
|
|
struct hda_multi_out *mout,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
substream->runtime->hw.channels_max = mout->max_channels;
|
|
return snd_pcm_hw_constraint_step(substream->runtime, 0,
|
|
SNDRV_PCM_HW_PARAM_CHANNELS, 2);
|
|
}
|
|
|
|
/*
|
|
* set up the i/o for analog out
|
|
* when the digital out is available, copy the front out to digital out, too.
|
|
*/
|
|
int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
|
|
struct hda_multi_out *mout,
|
|
unsigned int stream_tag,
|
|
unsigned int format,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
hda_nid_t *nids = mout->dac_nids;
|
|
int chs = substream->runtime->channels;
|
|
int i;
|
|
|
|
mutex_lock(&codec->spdif_mutex);
|
|
if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
|
|
if (chs == 2 &&
|
|
snd_hda_is_supported_format(codec, mout->dig_out_nid,
|
|
format) &&
|
|
!(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
|
|
mout->dig_out_used = HDA_DIG_ANALOG_DUP;
|
|
setup_dig_out_stream(codec, mout->dig_out_nid,
|
|
stream_tag, format);
|
|
} else {
|
|
mout->dig_out_used = 0;
|
|
snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
|
|
0, 0, 0);
|
|
}
|
|
}
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
|
|
/* front */
|
|
snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
|
|
0, format);
|
|
if (!mout->no_share_stream &&
|
|
mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
|
|
/* headphone out will just decode front left/right (stereo) */
|
|
snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
|
|
0, format);
|
|
/* extra outputs copied from front */
|
|
for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
|
|
if (!mout->no_share_stream && mout->extra_out_nid[i])
|
|
snd_hda_codec_setup_stream(codec,
|
|
mout->extra_out_nid[i],
|
|
stream_tag, 0, format);
|
|
|
|
/* surrounds */
|
|
for (i = 1; i < mout->num_dacs; i++) {
|
|
if (chs >= (i + 1) * 2) /* independent out */
|
|
snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
|
|
i * 2, format);
|
|
else if (!mout->no_share_stream) /* copy front */
|
|
snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
|
|
0, format);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* clean up the setting for analog out
|
|
*/
|
|
int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
|
|
struct hda_multi_out *mout)
|
|
{
|
|
hda_nid_t *nids = mout->dac_nids;
|
|
int i;
|
|
|
|
for (i = 0; i < mout->num_dacs; i++)
|
|
snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
|
|
if (mout->hp_nid)
|
|
snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
|
|
for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
|
|
if (mout->extra_out_nid[i])
|
|
snd_hda_codec_setup_stream(codec,
|
|
mout->extra_out_nid[i],
|
|
0, 0, 0);
|
|
mutex_lock(&codec->spdif_mutex);
|
|
if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
|
|
snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
|
|
mout->dig_out_used = 0;
|
|
}
|
|
mutex_unlock(&codec->spdif_mutex);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Helper for automatic ping configuration
|
|
*/
|
|
|
|
static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
|
|
{
|
|
for (; *list; list++)
|
|
if (*list == nid)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Sort an associated group of pins according to their sequence numbers.
|
|
*/
|
|
static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
|
|
int num_pins)
|
|
{
|
|
int i, j;
|
|
short seq;
|
|
hda_nid_t nid;
|
|
|
|
for (i = 0; i < num_pins; i++) {
|
|
for (j = i + 1; j < num_pins; j++) {
|
|
if (sequences[i] > sequences[j]) {
|
|
seq = sequences[i];
|
|
sequences[i] = sequences[j];
|
|
sequences[j] = seq;
|
|
nid = pins[i];
|
|
pins[i] = pins[j];
|
|
pins[j] = nid;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Parse all pin widgets and store the useful pin nids to cfg
|
|
*
|
|
* The number of line-outs or any primary output is stored in line_outs,
|
|
* and the corresponding output pins are assigned to line_out_pins[],
|
|
* in the order of front, rear, CLFE, side, ...
|
|
*
|
|
* If more extra outputs (speaker and headphone) are found, the pins are
|
|
* assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
|
|
* is detected, one of speaker of HP pins is assigned as the primary
|
|
* output, i.e. to line_out_pins[0]. So, line_outs is always positive
|
|
* if any analog output exists.
|
|
*
|
|
* The analog input pins are assigned to input_pins array.
|
|
* The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
|
|
* respectively.
|
|
*/
|
|
int snd_hda_parse_pin_def_config(struct hda_codec *codec,
|
|
struct auto_pin_cfg *cfg,
|
|
hda_nid_t *ignore_nids)
|
|
{
|
|
hda_nid_t nid, nid_start;
|
|
int nodes;
|
|
short seq, assoc_line_out, assoc_speaker;
|
|
short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
|
|
short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
|
|
short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
|
|
|
|
memset(cfg, 0, sizeof(*cfg));
|
|
|
|
memset(sequences_line_out, 0, sizeof(sequences_line_out));
|
|
memset(sequences_speaker, 0, sizeof(sequences_speaker));
|
|
memset(sequences_hp, 0, sizeof(sequences_hp));
|
|
assoc_line_out = assoc_speaker = 0;
|
|
|
|
nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
|
|
for (nid = nid_start; nid < nodes + nid_start; nid++) {
|
|
unsigned int wid_caps = get_wcaps(codec, nid);
|
|
unsigned int wid_type =
|
|
(wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
|
|
unsigned int def_conf;
|
|
short assoc, loc;
|
|
|
|
/* read all default configuration for pin complex */
|
|
if (wid_type != AC_WID_PIN)
|
|
continue;
|
|
/* ignore the given nids (e.g. pc-beep returns error) */
|
|
if (ignore_nids && is_in_nid_list(nid, ignore_nids))
|
|
continue;
|
|
|
|
def_conf = snd_hda_codec_read(codec, nid, 0,
|
|
AC_VERB_GET_CONFIG_DEFAULT, 0);
|
|
if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
|
|
continue;
|
|
loc = get_defcfg_location(def_conf);
|
|
switch (get_defcfg_device(def_conf)) {
|
|
case AC_JACK_LINE_OUT:
|
|
seq = get_defcfg_sequence(def_conf);
|
|
assoc = get_defcfg_association(def_conf);
|
|
if (!assoc)
|
|
continue;
|
|
if (!assoc_line_out)
|
|
assoc_line_out = assoc;
|
|
else if (assoc_line_out != assoc)
|
|
continue;
|
|
if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
|
|
continue;
|
|
cfg->line_out_pins[cfg->line_outs] = nid;
|
|
sequences_line_out[cfg->line_outs] = seq;
|
|
cfg->line_outs++;
|
|
break;
|
|
case AC_JACK_SPEAKER:
|
|
seq = get_defcfg_sequence(def_conf);
|
|
assoc = get_defcfg_association(def_conf);
|
|
if (! assoc)
|
|
continue;
|
|
if (! assoc_speaker)
|
|
assoc_speaker = assoc;
|
|
else if (assoc_speaker != assoc)
|
|
continue;
|
|
if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
|
|
continue;
|
|
cfg->speaker_pins[cfg->speaker_outs] = nid;
|
|
sequences_speaker[cfg->speaker_outs] = seq;
|
|
cfg->speaker_outs++;
|
|
break;
|
|
case AC_JACK_HP_OUT:
|
|
seq = get_defcfg_sequence(def_conf);
|
|
assoc = get_defcfg_association(def_conf);
|
|
if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
|
|
continue;
|
|
cfg->hp_pins[cfg->hp_outs] = nid;
|
|
sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
|
|
cfg->hp_outs++;
|
|
break;
|
|
case AC_JACK_MIC_IN: {
|
|
int preferred, alt;
|
|
if (loc == AC_JACK_LOC_FRONT) {
|
|
preferred = AUTO_PIN_FRONT_MIC;
|
|
alt = AUTO_PIN_MIC;
|
|
} else {
|
|
preferred = AUTO_PIN_MIC;
|
|
alt = AUTO_PIN_FRONT_MIC;
|
|
}
|
|
if (!cfg->input_pins[preferred])
|
|
cfg->input_pins[preferred] = nid;
|
|
else if (!cfg->input_pins[alt])
|
|
cfg->input_pins[alt] = nid;
|
|
break;
|
|
}
|
|
case AC_JACK_LINE_IN:
|
|
if (loc == AC_JACK_LOC_FRONT)
|
|
cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
|
|
else
|
|
cfg->input_pins[AUTO_PIN_LINE] = nid;
|
|
break;
|
|
case AC_JACK_CD:
|
|
cfg->input_pins[AUTO_PIN_CD] = nid;
|
|
break;
|
|
case AC_JACK_AUX:
|
|
cfg->input_pins[AUTO_PIN_AUX] = nid;
|
|
break;
|
|
case AC_JACK_SPDIF_OUT:
|
|
cfg->dig_out_pin = nid;
|
|
break;
|
|
case AC_JACK_SPDIF_IN:
|
|
cfg->dig_in_pin = nid;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* sort by sequence */
|
|
sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
|
|
cfg->line_outs);
|
|
sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
|
|
cfg->speaker_outs);
|
|
sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
|
|
cfg->hp_outs);
|
|
|
|
/* if we have only one mic, make it AUTO_PIN_MIC */
|
|
if (!cfg->input_pins[AUTO_PIN_MIC] &&
|
|
cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
|
|
cfg->input_pins[AUTO_PIN_MIC] =
|
|
cfg->input_pins[AUTO_PIN_FRONT_MIC];
|
|
cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
|
|
}
|
|
/* ditto for line-in */
|
|
if (!cfg->input_pins[AUTO_PIN_LINE] &&
|
|
cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
|
|
cfg->input_pins[AUTO_PIN_LINE] =
|
|
cfg->input_pins[AUTO_PIN_FRONT_LINE];
|
|
cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
|
|
}
|
|
|
|
/*
|
|
* FIX-UP: if no line-outs are detected, try to use speaker or HP pin
|
|
* as a primary output
|
|
*/
|
|
if (!cfg->line_outs) {
|
|
if (cfg->speaker_outs) {
|
|
cfg->line_outs = cfg->speaker_outs;
|
|
memcpy(cfg->line_out_pins, cfg->speaker_pins,
|
|
sizeof(cfg->speaker_pins));
|
|
cfg->speaker_outs = 0;
|
|
memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
|
|
cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
|
|
} else if (cfg->hp_outs) {
|
|
cfg->line_outs = cfg->hp_outs;
|
|
memcpy(cfg->line_out_pins, cfg->hp_pins,
|
|
sizeof(cfg->hp_pins));
|
|
cfg->hp_outs = 0;
|
|
memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
|
|
cfg->line_out_type = AUTO_PIN_HP_OUT;
|
|
}
|
|
}
|
|
|
|
/* Reorder the surround channels
|
|
* ALSA sequence is front/surr/clfe/side
|
|
* HDA sequence is:
|
|
* 4-ch: front/surr => OK as it is
|
|
* 6-ch: front/clfe/surr
|
|
* 8-ch: front/clfe/rear/side|fc
|
|
*/
|
|
switch (cfg->line_outs) {
|
|
case 3:
|
|
case 4:
|
|
nid = cfg->line_out_pins[1];
|
|
cfg->line_out_pins[1] = cfg->line_out_pins[2];
|
|
cfg->line_out_pins[2] = nid;
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* debug prints of the parsed results
|
|
*/
|
|
snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
|
|
cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
|
|
cfg->line_out_pins[2], cfg->line_out_pins[3],
|
|
cfg->line_out_pins[4]);
|
|
snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
|
|
cfg->speaker_outs, cfg->speaker_pins[0],
|
|
cfg->speaker_pins[1], cfg->speaker_pins[2],
|
|
cfg->speaker_pins[3], cfg->speaker_pins[4]);
|
|
snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
|
|
cfg->hp_outs, cfg->hp_pins[0],
|
|
cfg->hp_pins[1], cfg->hp_pins[2],
|
|
cfg->hp_pins[3], cfg->hp_pins[4]);
|
|
snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
|
|
" cd=0x%x, aux=0x%x\n",
|
|
cfg->input_pins[AUTO_PIN_MIC],
|
|
cfg->input_pins[AUTO_PIN_FRONT_MIC],
|
|
cfg->input_pins[AUTO_PIN_LINE],
|
|
cfg->input_pins[AUTO_PIN_FRONT_LINE],
|
|
cfg->input_pins[AUTO_PIN_CD],
|
|
cfg->input_pins[AUTO_PIN_AUX]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* labels for input pins */
|
|
const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
|
|
"Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
|
|
};
|
|
|
|
|
|
#ifdef CONFIG_PM
|
|
/*
|
|
* power management
|
|
*/
|
|
|
|
/**
|
|
* snd_hda_suspend - suspend the codecs
|
|
* @bus: the HDA bus
|
|
* @state: suspsend state
|
|
*
|
|
* Returns 0 if successful.
|
|
*/
|
|
int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
|
|
{
|
|
struct hda_codec *codec;
|
|
|
|
list_for_each_entry(codec, &bus->codec_list, list) {
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
if (!codec->power_on)
|
|
continue;
|
|
#endif
|
|
hda_call_codec_suspend(codec);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* snd_hda_resume - resume the codecs
|
|
* @bus: the HDA bus
|
|
* @state: resume state
|
|
*
|
|
* Returns 0 if successful.
|
|
*
|
|
* This fucntion is defined only when POWER_SAVE isn't set.
|
|
* In the power-save mode, the codec is resumed dynamically.
|
|
*/
|
|
int snd_hda_resume(struct hda_bus *bus)
|
|
{
|
|
struct hda_codec *codec;
|
|
|
|
list_for_each_entry(codec, &bus->codec_list, list) {
|
|
if (snd_hda_codec_needs_resume(codec))
|
|
hda_call_codec_resume(codec);
|
|
}
|
|
return 0;
|
|
}
|
|
#ifdef CONFIG_SND_HDA_POWER_SAVE
|
|
int snd_hda_codecs_inuse(struct hda_bus *bus)
|
|
{
|
|
struct hda_codec *codec;
|
|
|
|
list_for_each_entry(codec, &bus->codec_list, list) {
|
|
if (snd_hda_codec_needs_resume(codec))
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
#endif
|