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OpenCloudOS-Kernel/sound/soc/sof/topology.c

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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
//
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
// Copyright(c) 2018 Intel Corporation. All rights reserved.
//
// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
//
#include <linux/bits.h>
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/firmware.h>
#include <linux/workqueue.h>
#include <sound/tlv.h>
#include <sound/pcm_params.h>
#include <uapi/sound/sof/tokens.h>
#include "sof-priv.h"
#include "sof-audio.h"
#include "ops.h"
#define COMP_ID_UNASSIGNED 0xffffffff
/*
* Constants used in the computation of linear volume gain
* from dB gain 20th root of 10 in Q1.16 fixed-point notation
*/
#define VOL_TWENTIETH_ROOT_OF_TEN 73533
/* 40th root of 10 in Q1.16 fixed-point notation*/
#define VOL_FORTIETH_ROOT_OF_TEN 69419
/*
* Volume fractional word length define to 16 sets
* the volume linear gain value to use Qx.16 format
*/
#define VOLUME_FWL 16
/* 0.5 dB step value in topology TLV */
#define VOL_HALF_DB_STEP 50
/* Full volume for default values */
#define VOL_ZERO_DB BIT(VOLUME_FWL)
/* TLV data items */
#define TLV_ITEMS 3
#define TLV_MIN 0
#define TLV_STEP 1
#define TLV_MUTE 2
/* size of tplg abi in byte */
#define SOF_TPLG_ABI_SIZE 3
/**
* sof_update_ipc_object - Parse multiple sets of tokens within the token array associated with the
* token ID.
* @scomp: pointer to SOC component
* @object: target IPC struct to save the parsed values
* @token_id: token ID for the token array to be searched
* @tuples: pointer to the tuples array
* @num_tuples: number of tuples in the tuples array
* @object_size: size of the object
* @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function
* looks for @token_instance_num of each token in the token array associated
* with the @token_id
*/
int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id,
struct snd_sof_tuple *tuples, int num_tuples,
size_t object_size, int token_instance_num)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_token_info *token_list = ipc_tplg_ops->token_list;
const struct sof_topology_token *tokens;
int i, j;
if (token_list[token_id].count < 0) {
dev_err(scomp->dev, "Invalid token count for token ID: %d\n", token_id);
return -EINVAL;
}
/* No tokens to match */
if (!token_list[token_id].count)
return 0;
tokens = token_list[token_id].tokens;
if (!tokens) {
dev_err(scomp->dev, "Invalid tokens for token id: %d\n", token_id);
return -EINVAL;
}
for (i = 0; i < token_list[token_id].count; i++) {
int offset = 0;
int num_tokens_matched = 0;
for (j = 0; j < num_tuples; j++) {
if (tokens[i].token == tuples[j].token) {
switch (tokens[i].type) {
case SND_SOC_TPLG_TUPLE_TYPE_WORD:
{
u32 *val = (u32 *)((u8 *)object + tokens[i].offset +
offset);
*val = tuples[j].value.v;
break;
}
case SND_SOC_TPLG_TUPLE_TYPE_SHORT:
case SND_SOC_TPLG_TUPLE_TYPE_BOOL:
{
u16 *val = (u16 *)((u8 *)object + tokens[i].offset +
offset);
*val = (u16)tuples[j].value.v;
break;
}
case SND_SOC_TPLG_TUPLE_TYPE_STRING:
{
if (!tokens[i].get_token) {
dev_err(scomp->dev,
"get_token not defined for token %d in %s\n",
tokens[i].token, token_list[token_id].name);
return -EINVAL;
}
tokens[i].get_token((void *)tuples[j].value.s, object,
tokens[i].offset + offset);
break;
}
default:
break;
}
num_tokens_matched++;
/* found all required sets of current token. Move to the next one */
if (!(num_tokens_matched % token_instance_num))
break;
/* move to the next object */
offset += object_size;
}
}
}
return 0;
}
struct sof_widget_data {
int ctrl_type;
int ipc_cmd;
struct sof_abi_hdr *pdata;
struct snd_sof_control *control;
};
/* send pcm params ipc */
static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir)
{
struct sof_ipc_pcm_params_reply ipc_params_reply;
struct snd_soc_component *scomp = swidget->scomp;
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct sof_ipc_pcm_params pcm;
struct snd_pcm_hw_params *params;
struct snd_sof_pcm *spcm;
int ret;
memset(&pcm, 0, sizeof(pcm));
/* get runtime PCM params using widget's stream name */
spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
if (!spcm) {
dev_err(scomp->dev, "error: cannot find PCM for %s\n",
swidget->widget->name);
return -EINVAL;
}
params = &spcm->params[dir];
/* set IPC PCM params */
pcm.hdr.size = sizeof(pcm);
pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS;
pcm.comp_id = swidget->comp_id;
pcm.params.hdr.size = sizeof(pcm.params);
pcm.params.direction = dir;
pcm.params.sample_valid_bytes = params_width(params) >> 3;
pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED;
pcm.params.rate = params_rate(params);
pcm.params.channels = params_channels(params);
pcm.params.host_period_bytes = params_period_bytes(params);
/* set format */
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16:
pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE;
break;
case SNDRV_PCM_FORMAT_S24:
pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE;
break;
case SNDRV_PCM_FORMAT_S32:
pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE;
break;
default:
return -EINVAL;
}
/* send IPC to the DSP */
ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm),
&ipc_params_reply, sizeof(ipc_params_reply));
if (ret < 0)
dev_err(scomp->dev, "error: pcm params failed for %s\n",
swidget->widget->name);
return ret;
}
/* send stream trigger ipc */
static int ipc_trigger(struct snd_sof_widget *swidget, int cmd)
{
struct snd_soc_component *scomp = swidget->scomp;
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct sof_ipc_stream stream;
struct sof_ipc_reply reply;
int ret;
/* set IPC stream params */
stream.hdr.size = sizeof(stream);
stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd;
stream.comp_id = swidget->comp_id;
/* send IPC to the DSP */
ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
sizeof(stream), &reply, sizeof(reply));
if (ret < 0)
dev_err(scomp->dev, "error: failed to trigger %s\n",
swidget->widget->name);
return ret;
}
static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct snd_sof_widget *swidget = w->dobj.private;
struct snd_soc_component *scomp;
int stream = SNDRV_PCM_STREAM_CAPTURE;
struct snd_sof_pcm *spcm;
int ret = 0;
if (!swidget)
return 0;
scomp = swidget->scomp;
dev_dbg(scomp->dev, "received event %d for widget %s\n",
event, w->name);
/* get runtime PCM params using widget's stream name */
spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
if (!spcm) {
dev_err(scomp->dev, "error: cannot find PCM for %s\n",
swidget->widget->name);
return -EINVAL;
}
/* process events */
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
if (spcm->stream[stream].suspend_ignored) {
dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n");
return 0;
}
/* set pcm params */
ret = ipc_pcm_params(swidget, stream);
if (ret < 0) {
dev_err(scomp->dev,
"error: failed to set pcm params for widget %s\n",
swidget->widget->name);
break;
}
/* start trigger */
ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START);
if (ret < 0)
dev_err(scomp->dev,
"error: failed to trigger widget %s\n",
swidget->widget->name);
break;
case SND_SOC_DAPM_POST_PMD:
if (spcm->stream[stream].suspend_ignored) {
dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n");
return 0;
}
/* stop trigger */
ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP);
if (ret < 0)
dev_err(scomp->dev,
"error: failed to trigger widget %s\n",
swidget->widget->name);
/* pcm free */
ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE);
if (ret < 0)
dev_err(scomp->dev,
"error: failed to trigger widget %s\n",
swidget->widget->name);
break;
default:
break;
}
return ret;
}
/* event handlers for keyword detect component */
static const struct snd_soc_tplg_widget_events sof_kwd_events[] = {
{SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event},
};
static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS])
{
/* we only support dB scale TLV type at the moment */
if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE)
return -EINVAL;
/* min value in topology tlv data is multiplied by 100 */
tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100;
/* volume steps */
tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
TLV_DB_SCALE_MASK);
/* mute ON/OFF */
if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
TLV_DB_SCALE_MUTE) == 0)
tlv[TLV_MUTE] = 0;
else
tlv[TLV_MUTE] = 1;
return 0;
}
/*
* Function to truncate an unsigned 64-bit number
* by x bits and return 32-bit unsigned number. This
* function also takes care of rounding while truncating
*/
static inline u32 vol_shift_64(u64 i, u32 x)
{
/* do not truncate more than 32 bits */
if (x > 32)
x = 32;
if (x == 0)
return (u32)i;
return (u32)(((i >> (x - 1)) + 1) >> 1);
}
/*
* Function to compute a ^ exp where,
* a is a fractional number represented by a fixed-point
* integer with a fractional world length of "fwl"
* exp is an integer
* fwl is the fractional word length
* Return value is a fractional number represented by a
* fixed-point integer with a fractional word length of "fwl"
*/
static u32 vol_pow32(u32 a, int exp, u32 fwl)
{
int i, iter;
u32 power = 1 << fwl;
u64 numerator;
/* if exponent is 0, return 1 */
if (exp == 0)
return power;
/* determine the number of iterations based on the exponent */
if (exp < 0)
iter = exp * -1;
else
iter = exp;
/* mutiply a "iter" times to compute power */
for (i = 0; i < iter; i++) {
/*
* Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl
* Truncate product back to fwl fractional bits with rounding
*/
power = vol_shift_64((u64)power * a, fwl);
}
if (exp > 0) {
/* if exp is positive, return the result */
return power;
}
/* if exp is negative, return the multiplicative inverse */
numerator = (u64)1 << (fwl << 1);
do_div(numerator, power);
return (u32)numerator;
}
/*
* Function to calculate volume gain from TLV data.
* This function can only handle gain steps that are multiples of 0.5 dB
*/
static u32 vol_compute_gain(u32 value, int *tlv)
{
int dB_gain;
u32 linear_gain;
int f_step;
/* mute volume */
if (value == 0 && tlv[TLV_MUTE])
return 0;
/*
* compute dB gain from tlv. tlv_step
* in topology is multiplied by 100
*/
dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100;
/*
* compute linear gain represented by fixed-point
* int with VOLUME_FWL fractional bits
*/
linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL);
/* extract the fractional part of volume step */
f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100);
/* if volume step is an odd multiple of 0.5 dB */
if (f_step == VOL_HALF_DB_STEP && (value & 1))
linear_gain = vol_shift_64((u64)linear_gain *
VOL_FORTIETH_ROOT_OF_TEN,
VOLUME_FWL);
return linear_gain;
}
/*
* Set up volume table for kcontrols from tlv data
* "size" specifies the number of entries in the table
*/
static int set_up_volume_table(struct snd_sof_control *scontrol,
int tlv[TLV_ITEMS], int size)
{
int j;
/* init the volume table */
scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL);
if (!scontrol->volume_table)
return -ENOMEM;
/* populate the volume table */
for (j = 0; j < size ; j++)
scontrol->volume_table[j] = vol_compute_gain(j, tlv);
return 0;
}
struct sof_dai_types {
const char *name;
enum sof_ipc_dai_type type;
};
static const struct sof_dai_types sof_dais[] = {
{"SSP", SOF_DAI_INTEL_SSP},
{"HDA", SOF_DAI_INTEL_HDA},
{"DMIC", SOF_DAI_INTEL_DMIC},
{"ALH", SOF_DAI_INTEL_ALH},
{"SAI", SOF_DAI_IMX_SAI},
{"ESAI", SOF_DAI_IMX_ESAI},
{"ACP", SOF_DAI_AMD_BT},
{"ACPSP", SOF_DAI_AMD_SP},
{"ACPDMIC", SOF_DAI_AMD_DMIC},
{"AFE", SOF_DAI_MEDIATEK_AFE},
};
static enum sof_ipc_dai_type find_dai(const char *name)
{
int i;
for (i = 0; i < ARRAY_SIZE(sof_dais); i++) {
if (strcmp(name, sof_dais[i].name) == 0)
return sof_dais[i].type;
}
return SOF_DAI_INTEL_NONE;
}
/*
* Supported Frame format types and lookup, add new ones to end of list.
*/
struct sof_frame_types {
const char *name;
enum sof_ipc_frame frame;
};
static const struct sof_frame_types sof_frames[] = {
{"s16le", SOF_IPC_FRAME_S16_LE},
{"s24le", SOF_IPC_FRAME_S24_4LE},
{"s32le", SOF_IPC_FRAME_S32_LE},
{"float", SOF_IPC_FRAME_FLOAT},
};
static enum sof_ipc_frame find_format(const char *name)
{
int i;
for (i = 0; i < ARRAY_SIZE(sof_frames); i++) {
if (strcmp(name, sof_frames[i].name) == 0)
return sof_frames[i].frame;
}
/* use s32le if nothing is specified */
return SOF_IPC_FRAME_S32_LE;
}
struct sof_process_types {
const char *name;
enum sof_ipc_process_type type;
enum sof_comp_type comp_type;
};
static const struct sof_process_types sof_process[] = {
{"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR},
{"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR},
{"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT},
{"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB},
{"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR},
{"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX},
{"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX},
{"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK},
{"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP},
};
static enum sof_ipc_process_type find_process(const char *name)
{
int i;
for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
if (strcmp(name, sof_process[i].name) == 0)
return sof_process[i].type;
}
return SOF_PROCESS_NONE;
}
static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type)
{
int i;
for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
if (sof_process[i].type == type)
return sof_process[i].comp_type;
}
return SOF_COMP_NONE;
}
int get_token_u32(void *elem, void *object, u32 offset)
{
struct snd_soc_tplg_vendor_value_elem *velem = elem;
u32 *val = (u32 *)((u8 *)object + offset);
*val = le32_to_cpu(velem->value);
return 0;
}
int get_token_u16(void *elem, void *object, u32 offset)
{
struct snd_soc_tplg_vendor_value_elem *velem = elem;
u16 *val = (u16 *)((u8 *)object + offset);
*val = (u16)le32_to_cpu(velem->value);
return 0;
}
int get_token_uuid(void *elem, void *object, u32 offset)
{
struct snd_soc_tplg_vendor_uuid_elem *velem = elem;
u8 *dst = (u8 *)object + offset;
memcpy(dst, velem->uuid, UUID_SIZE);
return 0;
}
int get_token_comp_format(void *elem, void *object, u32 offset)
{
u32 *val = (u32 *)((u8 *)object + offset);
*val = find_format((const char *)elem);
return 0;
}
int get_token_dai_type(void *elem, void *object, u32 offset)
{
u32 *val = (u32 *)((u8 *)object + offset);
*val = find_dai((const char *)elem);
return 0;
}
static int get_token_process_type(void *elem, void *object, u32 offset)
{
u32 *val = (u32 *)((u8 *)object + offset);
*val = find_process((const char *)elem);
return 0;
}
/* DAI */
static const struct sof_topology_token dai_tokens[] = {
{SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
offsetof(struct sof_ipc_comp_dai, type)},
{SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_dai, dai_index)},
{SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_dai, direction)},
};
/* BE DAI link */
static const struct sof_topology_token dai_link_tokens[] = {
{SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
offsetof(struct sof_ipc_dai_config, type)},
{SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_config, dai_index)},
};
/* SRC */
static const struct sof_topology_token src_tokens[] = {
{SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_src, source_rate)},
{SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_src, sink_rate)},
};
/* ASRC */
static const struct sof_topology_token asrc_tokens[] = {
{SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_asrc, source_rate)},
{SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_asrc, sink_rate)},
{SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32,
offsetof(struct sof_ipc_comp_asrc, asynchronous_mode)},
{SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32,
offsetof(struct sof_ipc_comp_asrc, operation_mode)},
};
/* Tone */
static const struct sof_topology_token tone_tokens[] = {
};
/* EFFECT */
static const struct sof_topology_token process_tokens[] = {
{SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING,
get_token_process_type,
offsetof(struct sof_ipc_comp_process, type)},
};
/* PCM */
static const struct sof_topology_token stream_tokens[] = {
{SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3,
SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible)},
{SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3,
SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible)},
};
/* Generic components */
static const struct sof_topology_token comp_tokens[] = {
{SOF_TKN_COMP_PERIOD_SINK_COUNT,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_config, periods_sink)},
{SOF_TKN_COMP_PERIOD_SOURCE_COUNT,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp_config, periods_source)},
{SOF_TKN_COMP_FORMAT,
SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format,
offsetof(struct sof_ipc_comp_config, frame_fmt)},
};
/* SSP */
static const struct sof_topology_token ssp_tokens[] = {
{SOF_TKN_INTEL_SSP_CLKS_CONTROL,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_ssp_params, clks_control)},
{SOF_TKN_INTEL_SSP_MCLK_ID,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_ssp_params, mclk_id)},
{SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32,
offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits)},
{SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT,
get_token_u16,
offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width)},
{SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32,
offsetof(struct sof_ipc_dai_ssp_params, quirks)},
{SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL,
get_token_u16,
offsetof(struct sof_ipc_dai_ssp_params,
tdm_per_slot_padding_flag)},
{SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32,
offsetof(struct sof_ipc_dai_ssp_params, bclk_delay)},
};
/* ALH */
static const struct sof_topology_token alh_tokens[] = {
{SOF_TKN_INTEL_ALH_RATE,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_alh_params, rate)},
{SOF_TKN_INTEL_ALH_CH,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_alh_params, channels)},
};
/* DMIC */
static const struct sof_topology_token dmic_tokens[] = {
{SOF_TKN_INTEL_DMIC_DRIVER_VERSION,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version)},
{SOF_TKN_INTEL_DMIC_CLK_MIN,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min)},
{SOF_TKN_INTEL_DMIC_CLK_MAX,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max)},
{SOF_TKN_INTEL_DMIC_SAMPLE_RATE,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params, fifo_fs)},
{SOF_TKN_INTEL_DMIC_DUTY_MIN,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_params, duty_min)},
{SOF_TKN_INTEL_DMIC_DUTY_MAX,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_params, duty_max)},
{SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params,
num_pdm_active)},
{SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_params, fifo_bits)},
{SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time)},
};
/* ESAI */
static const struct sof_topology_token esai_tokens[] = {
{SOF_TKN_IMX_ESAI_MCLK_ID,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_esai_params, mclk_id)},
};
/* SAI */
static const struct sof_topology_token sai_tokens[] = {
{SOF_TKN_IMX_SAI_MCLK_ID,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_sai_params, mclk_id)},
};
/* Core tokens */
static const struct sof_topology_token core_tokens[] = {
{SOF_TKN_COMP_CORE_ID,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_comp, core)},
};
/* Component extended tokens */
static const struct sof_topology_token comp_ext_tokens[] = {
{SOF_TKN_COMP_UUID,
SND_SOC_TPLG_TUPLE_TYPE_UUID, get_token_uuid,
offsetof(struct snd_sof_widget, uuid)},
};
/*
* DMIC PDM Tokens
* SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token
* as it increments the index while parsing the array of pdm tokens
* and determines the correct offset
*/
static const struct sof_topology_token dmic_pdm_tokens[] = {
{SOF_TKN_INTEL_DMIC_PDM_CTRL_ID,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id),},
{SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a)},
{SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b)},
{SOF_TKN_INTEL_DMIC_PDM_POLARITY_A,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a)},
{SOF_TKN_INTEL_DMIC_PDM_POLARITY_B,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b)},
{SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge)},
{SOF_TKN_INTEL_DMIC_PDM_SKEW,
SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew)},
};
/* HDA */
static const struct sof_topology_token hda_tokens[] = {
{SOF_TKN_INTEL_HDA_RATE,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_hda_params, rate)},
{SOF_TKN_INTEL_HDA_CH,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_hda_params, channels)},
};
/* Leds */
static const struct sof_topology_token led_tokens[] = {
{SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct snd_sof_led_control, use_led)},
{SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD,
get_token_u32, offsetof(struct snd_sof_led_control, direction)},
};
/* AFE */
static const struct sof_topology_token afe_tokens[] = {
{SOF_TKN_MEDIATEK_AFE_RATE,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_mtk_afe_params, rate)},
{SOF_TKN_MEDIATEK_AFE_CH,
SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc_dai_mtk_afe_params, channels)},
{SOF_TKN_MEDIATEK_AFE_FORMAT,
SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format,
offsetof(struct sof_ipc_dai_mtk_afe_params, format)},
};
/**
* sof_parse_uuid_tokens - Parse multiple sets of UUID tokens
* @scomp: pointer to soc component
* @object: target ipc struct for parsed values
* @offset: offset within the object pointer
* @tokens: array of struct sof_topology_token containing the tokens to be matched
* @num_tokens: number of tokens in tokens array
* @array: source pointer to consecutive vendor arrays in topology
*
* This function parses multiple sets of string type tokens in vendor arrays
*/
static int sof_parse_uuid_tokens(struct snd_soc_component *scomp,
void *object, size_t offset,
const struct sof_topology_token *tokens, int num_tokens,
struct snd_soc_tplg_vendor_array *array)
{
struct snd_soc_tplg_vendor_uuid_elem *elem;
int found = 0;
int i, j;
/* parse element by element */
for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
elem = &array->uuid[i];
/* search for token */
for (j = 0; j < num_tokens; j++) {
/* match token type */
if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID)
continue;
/* match token id */
if (tokens[j].token != le32_to_cpu(elem->token))
continue;
/* matched - now load token */
tokens[j].get_token(elem, object,
offset + tokens[j].offset);
found++;
}
}
return found;
}
/**
* sof_copy_tuples - Parse tokens and copy them to the @tuples array
* @sdev: pointer to struct snd_sof_dev
* @array: source pointer to consecutive vendor arrays in topology
* @array_size: size of @array
* @token_id: Token ID associated with a token array
* @token_instance_num: number of times the same @token_id needs to be parsed i.e. the function
* looks for @token_instance_num of each token in the token array associated
* with the @token_id
* @tuples: tuples array to copy the matched tuples to
* @tuples_size: size of @tuples
* @num_copied_tuples: pointer to the number of copied tuples in the tuples array
*
*/
static int sof_copy_tuples(struct snd_sof_dev *sdev, struct snd_soc_tplg_vendor_array *array,
int array_size, u32 token_id, int token_instance_num,
struct snd_sof_tuple *tuples, int tuples_size, int *num_copied_tuples)
{
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_token_info *token_list = ipc_tplg_ops->token_list;
const struct sof_topology_token *tokens;
int found = 0;
int num_tokens, asize;
int i, j;
/* nothing to do if token_list is NULL */
if (!token_list)
return 0;
if (!tuples || !num_copied_tuples) {
dev_err(sdev->dev, "Invalid tuples array\n");
return -EINVAL;
}
tokens = token_list[token_id].tokens;
num_tokens = token_list[token_id].count;
if (!tokens) {
dev_err(sdev->dev, "No token array defined for token ID: %d\n", token_id);
return -EINVAL;
}
/* check if there's space in the tuples array for new tokens */
if (*num_copied_tuples >= tuples_size) {
dev_err(sdev->dev, "No space in tuples array for new tokens from %s",
token_list[token_id].name);
return -EINVAL;
}
while (array_size > 0 && found < num_tokens * token_instance_num) {
asize = le32_to_cpu(array->size);
/* validate asize */
if (asize < 0) {
dev_err(sdev->dev, "Invalid array size 0x%x\n", asize);
return -EINVAL;
}
/* make sure there is enough data before parsing */
array_size -= asize;
if (array_size < 0) {
dev_err(sdev->dev, "Invalid array size 0x%x\n", asize);
return -EINVAL;
}
/* parse element by element */
for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
/* search for token */
for (j = 0; j < num_tokens; j++) {
/* match token type */
if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING))
continue;
if (tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_STRING) {
struct snd_soc_tplg_vendor_string_elem *elem;
elem = &array->string[i];
/* match token id */
if (tokens[j].token != le32_to_cpu(elem->token))
continue;
tuples[*num_copied_tuples].token = tokens[j].token;
tuples[*num_copied_tuples].value.s = elem->string;
} else {
struct snd_soc_tplg_vendor_value_elem *elem;
elem = &array->value[i];
/* match token id */
if (tokens[j].token != le32_to_cpu(elem->token))
continue;
tuples[*num_copied_tuples].token = tokens[j].token;
tuples[*num_copied_tuples].value.v =
le32_to_cpu(elem->value);
}
found++;
(*num_copied_tuples)++;
/* stop if there's no space for any more new tuples */
if (*num_copied_tuples == tuples_size)
return 0;
}
}
/* next array */
array = (struct snd_soc_tplg_vendor_array *)((u8 *)array + asize);
}
return 0;
}
/**
* sof_parse_string_tokens - Parse multiple sets of tokens
* @scomp: pointer to soc component
* @object: target ipc struct for parsed values
* @offset: offset within the object pointer
* @tokens: array of struct sof_topology_token containing the tokens to be matched
* @num_tokens: number of tokens in tokens array
* @array: source pointer to consecutive vendor arrays in topology
*
* This function parses multiple sets of string type tokens in vendor arrays
*/
static int sof_parse_string_tokens(struct snd_soc_component *scomp,
void *object, int offset,
const struct sof_topology_token *tokens, int num_tokens,
struct snd_soc_tplg_vendor_array *array)
{
struct snd_soc_tplg_vendor_string_elem *elem;
int found = 0;
int i, j;
/* parse element by element */
for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
elem = &array->string[i];
/* search for token */
for (j = 0; j < num_tokens; j++) {
/* match token type */
if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING)
continue;
/* match token id */
if (tokens[j].token != le32_to_cpu(elem->token))
continue;
/* matched - now load token */
tokens[j].get_token(elem->string, object, offset + tokens[j].offset);
found++;
}
}
return found;
}
/**
* sof_parse_word_tokens - Parse multiple sets of tokens
* @scomp: pointer to soc component
* @object: target ipc struct for parsed values
* @offset: offset within the object pointer
* @tokens: array of struct sof_topology_token containing the tokens to be matched
* @num_tokens: number of tokens in tokens array
* @array: source pointer to consecutive vendor arrays in topology
*
* This function parses multiple sets of word type tokens in vendor arrays
*/
static int sof_parse_word_tokens(struct snd_soc_component *scomp,
void *object, int offset,
const struct sof_topology_token *tokens, int num_tokens,
struct snd_soc_tplg_vendor_array *array)
{
struct snd_soc_tplg_vendor_value_elem *elem;
int found = 0;
int i, j;
/* parse element by element */
for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
elem = &array->value[i];
/* search for token */
for (j = 0; j < num_tokens; j++) {
/* match token type */
if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE ||
tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL))
continue;
/* match token id */
if (tokens[j].token != le32_to_cpu(elem->token))
continue;
/* load token */
tokens[j].get_token(elem, object, offset + tokens[j].offset);
found++;
}
}
return found;
}
/**
* sof_parse_token_sets - Parse multiple sets of tokens
* @scomp: pointer to soc component
* @object: target ipc struct for parsed values
* @tokens: token definition array describing what tokens to parse
* @count: number of tokens in definition array
* @array: source pointer to consecutive vendor arrays in topology
* @array_size: total size of @array
* @token_instance_num: number of times the same tokens needs to be parsed i.e. the function
* looks for @token_instance_num of each token in the @tokens
* @object_size: offset to next target ipc struct with multiple sets
*
* This function parses multiple sets of tokens in vendor arrays into
* consecutive ipc structs.
*/
static int sof_parse_token_sets(struct snd_soc_component *scomp,
void *object, const struct sof_topology_token *tokens,
int count, struct snd_soc_tplg_vendor_array *array,
int array_size, int token_instance_num, size_t object_size)
{
size_t offset = 0;
int found = 0;
int total = 0;
int asize;
while (array_size > 0 && total < count * token_instance_num) {
asize = le32_to_cpu(array->size);
/* validate asize */
if (asize < 0) { /* FIXME: A zero-size array makes no sense */
dev_err(scomp->dev, "error: invalid array size 0x%x\n",
asize);
return -EINVAL;
}
/* make sure there is enough data before parsing */
array_size -= asize;
if (array_size < 0) {
dev_err(scomp->dev, "error: invalid array size 0x%x\n",
asize);
return -EINVAL;
}
/* call correct parser depending on type */
switch (le32_to_cpu(array->type)) {
case SND_SOC_TPLG_TUPLE_TYPE_UUID:
found += sof_parse_uuid_tokens(scomp, object, offset, tokens, count,
array);
break;
case SND_SOC_TPLG_TUPLE_TYPE_STRING:
found += sof_parse_string_tokens(scomp, object, offset, tokens, count,
array);
break;
case SND_SOC_TPLG_TUPLE_TYPE_BOOL:
case SND_SOC_TPLG_TUPLE_TYPE_BYTE:
case SND_SOC_TPLG_TUPLE_TYPE_WORD:
case SND_SOC_TPLG_TUPLE_TYPE_SHORT:
found += sof_parse_word_tokens(scomp, object, offset, tokens, count,
array);
break;
default:
dev_err(scomp->dev, "error: unknown token type %d\n",
array->type);
return -EINVAL;
}
/* next array */
array = (struct snd_soc_tplg_vendor_array *)((u8 *)array
+ asize);
/* move to next target struct */
if (found >= count) {
offset += object_size;
total += found;
found = 0;
}
}
return 0;
}
/**
* sof_parse_tokens - Parse one set of tokens
* @scomp: pointer to soc component
* @object: target ipc struct for parsed values
* @tokens: token definition array describing what tokens to parse
* @num_tokens: number of tokens in definition array
* @array: source pointer to consecutive vendor arrays in topology
* @array_size: total size of @array
*
* This function parses a single set of tokens in vendor arrays into
* consecutive ipc structs.
*/
static int sof_parse_tokens(struct snd_soc_component *scomp, void *object,
const struct sof_topology_token *tokens, int num_tokens,
struct snd_soc_tplg_vendor_array *array,
int array_size)
{
/*
* sof_parse_tokens is used when topology contains only a single set of
* identical tuples arrays. So additional parameters to
* sof_parse_token_sets are sets = 1 (only 1 set) and
* object_size = 0 (irrelevant).
*/
return sof_parse_token_sets(scomp, object, tokens, num_tokens, array,
array_size, 1, 0);
}
static void sof_dbg_comp_config(struct snd_soc_component *scomp,
struct sof_ipc_comp_config *config)
{
dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n",
config->periods_sink, config->periods_source,
config->frame_fmt);
}
/*
* Standard Kcontrols.
*/
static int sof_control_load_volume(struct snd_soc_component *scomp,
struct snd_sof_control *scontrol,
struct snd_kcontrol_new *kc,
struct snd_soc_tplg_ctl_hdr *hdr)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_mixer_control *mc =
container_of(hdr, struct snd_soc_tplg_mixer_control, hdr);
struct sof_ipc_ctrl_data *cdata;
int tlv[TLV_ITEMS];
unsigned int i;
int ret;
/* validate topology data */
if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) {
ret = -EINVAL;
goto out;
}
/*
* If control has more than 2 channels we need to override the info. This is because even if
* ASoC layer has defined topology's max channel count to SND_SOC_TPLG_MAX_CHAN = 8, the
* pre-defined dapm control types (and related functions) creating the actual control
* restrict the channels only to mono or stereo.
*/
if (le32_to_cpu(mc->num_channels) > 2)
kc->info = snd_sof_volume_info;
/* init the volume get/put data */
scontrol->size = struct_size(scontrol->control_data, chanv,
le32_to_cpu(mc->num_channels));
scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
if (!scontrol->control_data) {
ret = -ENOMEM;
goto out;
}
scontrol->comp_id = sdev->next_comp_id;
scontrol->min_volume_step = le32_to_cpu(mc->min);
scontrol->max_volume_step = le32_to_cpu(mc->max);
scontrol->num_channels = le32_to_cpu(mc->num_channels);
scontrol->control_data->index = kc->index;
/* set cmd for mixer control */
if (le32_to_cpu(mc->max) == 1) {
scontrol->control_data->cmd = SOF_CTRL_CMD_SWITCH;
goto skip;
}
scontrol->control_data->cmd = SOF_CTRL_CMD_VOLUME;
/* extract tlv data */
if (!kc->tlv.p || get_tlv_data(kc->tlv.p, tlv) < 0) {
dev_err(scomp->dev, "error: invalid TLV data\n");
ret = -EINVAL;
goto out_free;
}
/* set up volume table */
ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1);
if (ret < 0) {
dev_err(scomp->dev, "error: setting up volume table\n");
goto out_free;
}
/* set default volume values to 0dB in control */
cdata = scontrol->control_data;
for (i = 0; i < scontrol->num_channels; i++) {
cdata->chanv[i].channel = i;
cdata->chanv[i].value = VOL_ZERO_DB;
}
skip:
/* set up possible led control from mixer private data */
ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens,
ARRAY_SIZE(led_tokens), mc->priv.array,
le32_to_cpu(mc->priv.size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse led tokens failed %d\n",
le32_to_cpu(mc->priv.size));
goto out_free_table;
}
dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
scontrol->comp_id, scontrol->num_channels);
return 0;
out_free_table:
if (le32_to_cpu(mc->max) > 1)
kfree(scontrol->volume_table);
out_free:
kfree(scontrol->control_data);
out:
return ret;
}
static int sof_control_load_enum(struct snd_soc_component *scomp,
struct snd_sof_control *scontrol,
struct snd_kcontrol_new *kc,
struct snd_soc_tplg_ctl_hdr *hdr)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_enum_control *ec =
container_of(hdr, struct snd_soc_tplg_enum_control, hdr);
/* validate topology data */
if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN)
return -EINVAL;
/* init the enum get/put data */
scontrol->size = struct_size(scontrol->control_data, chanv,
le32_to_cpu(ec->num_channels));
scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
if (!scontrol->control_data)
return -ENOMEM;
scontrol->comp_id = sdev->next_comp_id;
scontrol->num_channels = le32_to_cpu(ec->num_channels);
scontrol->control_data->index = kc->index;
scontrol->control_data->cmd = SOF_CTRL_CMD_ENUM;
dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n",
scontrol->comp_id, scontrol->num_channels, scontrol->comp_id);
return 0;
}
static int sof_control_load_bytes(struct snd_soc_component *scomp,
struct snd_sof_control *scontrol,
struct snd_kcontrol_new *kc,
struct snd_soc_tplg_ctl_hdr *hdr)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct sof_ipc_ctrl_data *cdata;
struct snd_soc_tplg_bytes_control *control =
container_of(hdr, struct snd_soc_tplg_bytes_control, hdr);
struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value;
size_t max_size = sbe->max;
size_t priv_size = le32_to_cpu(control->priv.size);
int ret;
if (max_size < sizeof(struct sof_ipc_ctrl_data) ||
max_size < sizeof(struct sof_abi_hdr)) {
ret = -EINVAL;
goto out;
}
/* init the get/put bytes data */
if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) {
dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n",
priv_size, max_size - sizeof(struct sof_ipc_ctrl_data));
ret = -EINVAL;
goto out;
}
scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size;
scontrol->control_data = kzalloc(max_size, GFP_KERNEL);
cdata = scontrol->control_data;
if (!scontrol->control_data) {
ret = -ENOMEM;
goto out;
}
scontrol->comp_id = sdev->next_comp_id;
scontrol->control_data->cmd = SOF_CTRL_CMD_BINARY;
scontrol->control_data->index = kc->index;
dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
scontrol->comp_id, scontrol->num_channels);
if (le32_to_cpu(control->priv.size) > 0) {
memcpy(cdata->data, control->priv.data,
le32_to_cpu(control->priv.size));
if (cdata->data->magic != SOF_ABI_MAGIC) {
dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n",
cdata->data->magic);
ret = -EINVAL;
goto out_free;
}
if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION,
cdata->data->abi)) {
dev_err(scomp->dev,
"error: Incompatible ABI version 0x%08x.\n",
cdata->data->abi);
ret = -EINVAL;
goto out_free;
}
if (cdata->data->size + sizeof(struct sof_abi_hdr) !=
le32_to_cpu(control->priv.size)) {
dev_err(scomp->dev,
"error: Conflict in bytes vs. priv size.\n");
ret = -EINVAL;
goto out_free;
}
}
return 0;
out_free:
kfree(scontrol->control_data);
out:
return ret;
}
/* external kcontrol init - used for any driver specific init */
static int sof_control_load(struct snd_soc_component *scomp, int index,
struct snd_kcontrol_new *kc,
struct snd_soc_tplg_ctl_hdr *hdr)
{
struct soc_mixer_control *sm;
struct soc_bytes_ext *sbe;
struct soc_enum *se;
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_dobj *dobj;
struct snd_sof_control *scontrol;
int ret;
dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n",
hdr->type, hdr->name);
scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL);
if (!scontrol)
return -ENOMEM;
scontrol->scomp = scomp;
scontrol->access = kc->access;
switch (le32_to_cpu(hdr->ops.info)) {
case SND_SOC_TPLG_CTL_VOLSW:
case SND_SOC_TPLG_CTL_VOLSW_SX:
case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
sm = (struct soc_mixer_control *)kc->private_value;
dobj = &sm->dobj;
ret = sof_control_load_volume(scomp, scontrol, kc, hdr);
break;
case SND_SOC_TPLG_CTL_BYTES:
sbe = (struct soc_bytes_ext *)kc->private_value;
dobj = &sbe->dobj;
ret = sof_control_load_bytes(scomp, scontrol, kc, hdr);
break;
case SND_SOC_TPLG_CTL_ENUM:
case SND_SOC_TPLG_CTL_ENUM_VALUE:
se = (struct soc_enum *)kc->private_value;
dobj = &se->dobj;
ret = sof_control_load_enum(scomp, scontrol, kc, hdr);
break;
case SND_SOC_TPLG_CTL_RANGE:
case SND_SOC_TPLG_CTL_STROBE:
case SND_SOC_TPLG_DAPM_CTL_VOLSW:
case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
case SND_SOC_TPLG_DAPM_CTL_PIN:
default:
dev_warn(scomp->dev, "control type not supported %d:%d:%d\n",
hdr->ops.get, hdr->ops.put, hdr->ops.info);
kfree(scontrol);
return 0;
}
if (ret < 0) {
kfree(scontrol);
return ret;
}
scontrol->led_ctl.led_value = -1;
dobj->private = scontrol;
list_add(&scontrol->list, &sdev->kcontrol_list);
return 0;
}
static int sof_control_unload(struct snd_soc_component *scomp,
struct snd_soc_dobj *dobj)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct sof_ipc_free fcomp;
struct snd_sof_control *scontrol = dobj->private;
dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name);
fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE;
fcomp.hdr.size = sizeof(fcomp);
fcomp.id = scontrol->comp_id;
kfree(scontrol->control_data);
list_del(&scontrol->list);
kfree(scontrol);
/* send IPC to the DSP */
return sof_ipc_tx_message(sdev->ipc,
fcomp.hdr.cmd, &fcomp, sizeof(fcomp),
NULL, 0);
}
/*
* DAI Topology
*/
static int sof_connect_dai_widget(struct snd_soc_component *scomp,
struct snd_soc_dapm_widget *w,
struct snd_soc_tplg_dapm_widget *tw,
struct snd_sof_dai *dai)
{
struct snd_soc_card *card = scomp->card;
struct snd_soc_pcm_runtime *rtd;
struct snd_soc_dai *cpu_dai;
int i;
list_for_each_entry(rtd, &card->rtd_list, list) {
dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n",
w->name, w->sname, rtd->dai_link->stream_name);
if (!w->sname || !rtd->dai_link->stream_name)
continue;
/* does stream match DAI link ? */
if (strcmp(w->sname, rtd->dai_link->stream_name))
continue;
switch (w->id) {
case snd_soc_dapm_dai_out:
for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
/*
* Please create DAI widget in the right order
* to ensure BE will connect to the right DAI
* widget.
*/
if (!cpu_dai->capture_widget) {
cpu_dai->capture_widget = w;
break;
}
}
if (i == rtd->num_cpus) {
dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
w->name);
return -EINVAL;
}
dai->name = rtd->dai_link->name;
dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
w->name, rtd->dai_link->name);
break;
case snd_soc_dapm_dai_in:
for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
/*
* Please create DAI widget in the right order
* to ensure BE will connect to the right DAI
* widget.
*/
if (!cpu_dai->playback_widget) {
cpu_dai->playback_widget = w;
break;
}
}
if (i == rtd->num_cpus) {
dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
w->name);
return -EINVAL;
}
dai->name = rtd->dai_link->name;
dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
w->name, rtd->dai_link->name);
break;
default:
break;
}
}
/* check we have a connection */
if (!dai->name) {
dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n",
w->name, w->sname);
return -EINVAL;
}
return 0;
}
/**
* sof_comp_alloc - allocate and initialize buffer for a new component
* @swidget: pointer to struct snd_sof_widget containing extended data
* @ipc_size: IPC payload size that will be updated depending on valid
* extended data.
* @index: ID of the pipeline the component belongs to
*
* Return: The pointer to the new allocated component, NULL if failed.
*/
static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget, size_t *ipc_size,
int index)
{
struct sof_ipc_comp *comp;
size_t total_size = *ipc_size;
size_t ext_size = sizeof(swidget->uuid);
/* only non-zero UUID is valid */
if (!guid_is_null(&swidget->uuid))
total_size += ext_size;
comp = kzalloc(total_size, GFP_KERNEL);
if (!comp)
return NULL;
/* configure comp new IPC message */
comp->hdr.size = total_size;
comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW;
comp->id = swidget->comp_id;
comp->pipeline_id = index;
comp->core = swidget->core;
/* handle the extended data if needed */
if (total_size > *ipc_size) {
/* append extended data to the end of the component */
memcpy((u8 *)comp + *ipc_size, &swidget->uuid, ext_size);
comp->ext_data_length = ext_size;
}
/* update ipc_size and return */
*ipc_size = total_size;
return comp;
}
static int sof_widget_load_dai(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw,
struct snd_sof_dai *dai)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_dai_private_data *dai_data;
struct sof_ipc_comp_dai *comp_dai;
size_t ipc_size = sizeof(*comp_dai);
int ret;
dai_data = kzalloc(sizeof(*dai_data), GFP_KERNEL);
if (!dai_data)
return -ENOMEM;
comp_dai = (struct sof_ipc_comp_dai *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!comp_dai) {
ret = -ENOMEM;
goto free;
}
/* configure dai IPC message */
comp_dai->comp.type = SOF_COMP_DAI;
comp_dai->config.hdr.size = sizeof(comp_dai->config);
ret = sof_parse_tokens(scomp, comp_dai, dai_tokens,
ARRAY_SIZE(dai_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse dai tokens failed %d\n",
le32_to_cpu(private->size));
goto free;
}
ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n",
private->size);
goto free;
}
dev_dbg(scomp->dev, "dai %s: type %d index %d\n",
swidget->widget->name, comp_dai->type, comp_dai->dai_index);
sof_dbg_comp_config(scomp, &comp_dai->config);
if (dai) {
dai->scomp = scomp;
dai_data->comp_dai = comp_dai;
dai->private = dai_data;
}
return 0;
free:
kfree(dai_data);
return ret;
}
/* bind PCM ID to host component ID */
static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm,
int dir)
{
struct snd_sof_widget *host_widget;
host_widget = snd_sof_find_swidget_sname(scomp,
spcm->pcm.caps[dir].name,
dir);
if (!host_widget) {
dev_err(scomp->dev, "can't find host comp to bind pcm\n");
return -EINVAL;
}
spcm->stream[dir].comp_id = host_widget->comp_id;
return 0;
}
static int sof_widget_parse_tokens(struct snd_soc_component *scomp, struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw,
enum sof_tokens *object_token_list, int count)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_token_info *token_list = ipc_tplg_ops->token_list;
struct snd_soc_tplg_private *private = &tw->priv;
int num_tuples = 0;
size_t size;
int ret, i;
if (count > 0 && !object_token_list) {
dev_err(scomp->dev, "No token list for widget %s\n", swidget->widget->name);
return -EINVAL;
}
/* calculate max size of tuples array */
for (i = 0; i < count; i++)
num_tuples += token_list[object_token_list[i]].count;
/* allocate memory for tuples array */
size = sizeof(struct snd_sof_tuple) * num_tuples;
swidget->tuples = kzalloc(size, GFP_KERNEL);
if (!swidget->tuples)
return -ENOMEM;
/* parse token list for widget */
for (i = 0; i < count; i++) {
if (object_token_list[i] >= SOF_TOKEN_COUNT) {
dev_err(scomp->dev, "Invalid token id %d for widget %s\n",
object_token_list[i], swidget->widget->name);
ret = -EINVAL;
goto err;
}
/* parse and save UUID in swidget */
if (object_token_list[i] == SOF_COMP_EXT_TOKENS) {
ret = sof_parse_tokens(scomp, swidget,
token_list[object_token_list[i]].tokens,
token_list[object_token_list[i]].count,
private->array, le32_to_cpu(private->size));
if (ret < 0) {
dev_err(scomp->dev, "Failed parsing %s for widget %s\n",
token_list[object_token_list[i]].name,
swidget->widget->name);
goto err;
}
continue;
}
/* copy one set of tuples per token ID into swidget->tuples */
ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size),
object_token_list[i], 1, swidget->tuples,
num_tuples, &swidget->num_tuples);
if (ret < 0) {
dev_err(scomp->dev, "Failed parsing %s for widget %s err: %d\n",
token_list[object_token_list[i]].name, swidget->widget->name, ret);
goto err;
}
}
return 0;
err:
kfree(swidget->tuples);
return ret;
}
/*
* Mixer topology
*/
static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_mixer *mixer;
size_t ipc_size = sizeof(*mixer);
int ret;
mixer = (struct sof_ipc_comp_mixer *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!mixer)
return -ENOMEM;
/* configure mixer IPC message */
mixer->comp.type = SOF_COMP_MIXER;
mixer->config.hdr.size = sizeof(mixer->config);
ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n",
private->size);
kfree(mixer);
return ret;
}
sof_dbg_comp_config(scomp, &mixer->config);
swidget->private = mixer;
return 0;
}
/*
* Mux topology
*/
static int sof_widget_load_mux(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_mux *mux;
size_t ipc_size = sizeof(*mux);
int ret;
mux = (struct sof_ipc_comp_mux *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!mux)
return -ENOMEM;
/* configure mux IPC message */
mux->comp.type = SOF_COMP_MUX;
mux->config.hdr.size = sizeof(mux->config);
ret = sof_parse_tokens(scomp, &mux->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n",
private->size);
kfree(mux);
return ret;
}
sof_dbg_comp_config(scomp, &mux->config);
swidget->private = mux;
return 0;
}
/*
* SRC Topology
*/
static int sof_widget_load_src(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_src *src;
size_t ipc_size = sizeof(*src);
int ret;
src = (struct sof_ipc_comp_src *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!src)
return -ENOMEM;
/* configure src IPC message */
src->comp.type = SOF_COMP_SRC;
src->config.hdr.size = sizeof(src->config);
ret = sof_parse_tokens(scomp, src, src_tokens,
ARRAY_SIZE(src_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse src tokens failed %d\n",
private->size);
goto err;
}
ret = sof_parse_tokens(scomp, &src->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n",
le32_to_cpu(private->size));
goto err;
}
dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n",
swidget->widget->name, src->source_rate, src->sink_rate);
sof_dbg_comp_config(scomp, &src->config);
swidget->private = src;
return 0;
err:
kfree(src);
return ret;
}
/*
* ASRC Topology
*/
static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_asrc *asrc;
size_t ipc_size = sizeof(*asrc);
int ret;
asrc = (struct sof_ipc_comp_asrc *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!asrc)
return -ENOMEM;
/* configure ASRC IPC message */
asrc->comp.type = SOF_COMP_ASRC;
asrc->config.hdr.size = sizeof(asrc->config);
ret = sof_parse_tokens(scomp, asrc, asrc_tokens,
ARRAY_SIZE(asrc_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse asrc tokens failed %d\n",
private->size);
goto err;
}
ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n",
le32_to_cpu(private->size));
goto err;
}
dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d "
"asynch %d operation %d\n",
swidget->widget->name, asrc->source_rate, asrc->sink_rate,
asrc->asynchronous_mode, asrc->operation_mode);
sof_dbg_comp_config(scomp, &asrc->config);
swidget->private = asrc;
return 0;
err:
kfree(asrc);
return ret;
}
/*
* Signal Generator Topology
*/
static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_tone *tone;
size_t ipc_size = sizeof(*tone);
int ret;
tone = (struct sof_ipc_comp_tone *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!tone)
return -ENOMEM;
/* configure siggen IPC message */
tone->comp.type = SOF_COMP_TONE;
tone->config.hdr.size = sizeof(tone->config);
ret = sof_parse_tokens(scomp, tone, tone_tokens,
ARRAY_SIZE(tone_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse tone tokens failed %d\n",
le32_to_cpu(private->size));
goto err;
}
ret = sof_parse_tokens(scomp, &tone->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n",
le32_to_cpu(private->size));
goto err;
}
dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n",
swidget->widget->name, tone->frequency, tone->amplitude);
sof_dbg_comp_config(scomp, &tone->config);
swidget->private = tone;
return 0;
err:
kfree(tone);
return ret;
}
static int sof_get_control_data(struct snd_soc_component *scomp,
struct snd_soc_dapm_widget *widget,
struct sof_widget_data *wdata,
size_t *size)
{
const struct snd_kcontrol_new *kc;
struct soc_mixer_control *sm;
struct soc_bytes_ext *sbe;
struct soc_enum *se;
int i;
*size = 0;
for (i = 0; i < widget->num_kcontrols; i++) {
kc = &widget->kcontrol_news[i];
switch (widget->dobj.widget.kcontrol_type[i]) {
case SND_SOC_TPLG_TYPE_MIXER:
sm = (struct soc_mixer_control *)kc->private_value;
wdata[i].control = sm->dobj.private;
break;
case SND_SOC_TPLG_TYPE_BYTES:
sbe = (struct soc_bytes_ext *)kc->private_value;
wdata[i].control = sbe->dobj.private;
break;
case SND_SOC_TPLG_TYPE_ENUM:
se = (struct soc_enum *)kc->private_value;
wdata[i].control = se->dobj.private;
break;
default:
dev_err(scomp->dev, "error: unknown kcontrol type %u in widget %s\n",
widget->dobj.widget.kcontrol_type[i],
widget->name);
return -EINVAL;
}
if (!wdata[i].control) {
dev_err(scomp->dev, "error: no scontrol for widget %s\n",
widget->name);
return -EINVAL;
}
wdata[i].pdata = wdata[i].control->control_data->data;
if (!wdata[i].pdata)
return -EINVAL;
/* make sure data is valid - data can be updated at runtime */
if (widget->dobj.widget.kcontrol_type[i] == SND_SOC_TPLG_TYPE_BYTES &&
wdata[i].pdata->magic != SOF_ABI_MAGIC)
return -EINVAL;
*size += wdata[i].pdata->size;
/* get data type */
switch (wdata[i].control->control_data->cmd) {
case SOF_CTRL_CMD_VOLUME:
case SOF_CTRL_CMD_ENUM:
case SOF_CTRL_CMD_SWITCH:
wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE;
wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET;
break;
case SOF_CTRL_CMD_BINARY:
wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA;
wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET;
break;
default:
break;
}
}
return 0;
}
static int sof_process_load(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw,
int type)
{
struct snd_soc_dapm_widget *widget = swidget->widget;
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_process *process;
struct sof_widget_data *wdata = NULL;
size_t ipc_data_size = 0;
size_t ipc_size;
int offset = 0;
int ret;
int i;
/* allocate struct for widget control data sizes and types */
if (widget->num_kcontrols) {
wdata = kcalloc(widget->num_kcontrols,
sizeof(*wdata),
GFP_KERNEL);
if (!wdata)
return -ENOMEM;
/* get possible component controls and get size of all pdata */
ret = sof_get_control_data(scomp, widget, wdata,
&ipc_data_size);
if (ret < 0)
goto out;
}
ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size;
/* we are exceeding max ipc size, config needs to be sent separately */
if (ipc_size > SOF_IPC_MSG_MAX_SIZE) {
ipc_size -= ipc_data_size;
ipc_data_size = 0;
}
process = (struct sof_ipc_comp_process *)
sof_comp_alloc(swidget, &ipc_size, index);
if (!process) {
ret = -ENOMEM;
goto out;
}
/* configure iir IPC message */
process->comp.type = type;
process->config.hdr.size = sizeof(process->config);
ret = sof_parse_tokens(scomp, &process->config, comp_tokens,
ARRAY_SIZE(comp_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n",
le32_to_cpu(private->size));
goto err;
}
sof_dbg_comp_config(scomp, &process->config);
/*
* found private data in control, so copy it.
* get possible component controls - get size of all pdata,
* then memcpy with headers
*/
if (ipc_data_size) {
for (i = 0; i < widget->num_kcontrols; i++) {
memcpy(&process->data[offset],
wdata[i].pdata->data,
wdata[i].pdata->size);
offset += wdata[i].pdata->size;
}
}
process->size = ipc_data_size;
swidget->private = process;
err:
if (ret < 0)
kfree(process);
out:
kfree(wdata);
return ret;
}
/*
* Processing Component Topology - can be "effect", "codec", or general
* "processing".
*/
static int sof_widget_load_process(struct snd_soc_component *scomp, int index,
struct snd_sof_widget *swidget,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_soc_tplg_private *private = &tw->priv;
struct sof_ipc_comp_process config;
int ret;
/* check we have some tokens - we need at least process type */
if (le32_to_cpu(private->size) == 0) {
dev_err(scomp->dev, "error: process tokens not found\n");
return -EINVAL;
}
memset(&config, 0, sizeof(config));
config.comp.core = swidget->core;
/* get the process token */
ret = sof_parse_tokens(scomp, &config, process_tokens,
ARRAY_SIZE(process_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse process tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* now load process specific data and send IPC */
ret = sof_process_load(scomp, index, swidget, tw, find_process_comp_type(config.type));
if (ret < 0) {
dev_err(scomp->dev, "error: process loading failed\n");
return ret;
}
return 0;
}
static int sof_widget_bind_event(struct snd_soc_component *scomp,
struct snd_sof_widget *swidget,
u16 event_type)
{
struct sof_ipc_comp *ipc_comp;
/* validate widget event type */
switch (event_type) {
case SOF_KEYWORD_DETECT_DAPM_EVENT:
/* only KEYWORD_DETECT comps should handle this */
if (swidget->id != snd_soc_dapm_effect)
break;
ipc_comp = swidget->private;
if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT)
break;
/* bind event to keyword detect comp */
return snd_soc_tplg_widget_bind_event(swidget->widget,
sof_kwd_events,
ARRAY_SIZE(sof_kwd_events),
event_type);
default:
break;
}
dev_err(scomp->dev,
"error: invalid event type %d for widget %s\n",
event_type, swidget->widget->name);
return -EINVAL;
}
/* external widget init - used for any driver specific init */
static int sof_widget_ready(struct snd_soc_component *scomp, int index,
struct snd_soc_dapm_widget *w,
struct snd_soc_tplg_dapm_widget *tw)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget;
struct snd_sof_widget *swidget;
struct snd_sof_dai *dai;
enum sof_tokens *token_list;
int token_list_size;
struct sof_ipc_comp comp = {
.core = SOF_DSP_PRIMARY_CORE,
};
int ret = 0;
swidget = kzalloc(sizeof(*swidget), GFP_KERNEL);
if (!swidget)
return -ENOMEM;
swidget->scomp = scomp;
swidget->widget = w;
swidget->comp_id = sdev->next_comp_id++;
swidget->complete = 0;
swidget->id = w->id;
swidget->pipeline_id = index;
swidget->private = NULL;
dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n",
swidget->comp_id, index, swidget->id, tw->name,
strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
? tw->sname : "none");
token_list = widget_ops[w->id].token_list;
token_list_size = widget_ops[w->id].token_list_size;
ret = sof_parse_tokens(scomp, &comp, core_tokens,
ARRAY_SIZE(core_tokens), tw->priv.array,
le32_to_cpu(tw->priv.size));
if (ret != 0) {
dev_err(scomp->dev, "error: parsing core tokens failed %d\n",
ret);
kfree(swidget);
return ret;
}
if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE))
comp.core = SOF_DSP_PRIMARY_CORE;
swidget->core = comp.core;
ret = sof_parse_tokens(scomp, swidget, comp_ext_tokens, ARRAY_SIZE(comp_ext_tokens),
tw->priv.array, le32_to_cpu(tw->priv.size));
if (ret != 0) {
dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n",
ret);
kfree(swidget);
return ret;
}
/* handle any special case widgets */
switch (w->id) {
case snd_soc_dapm_dai_in:
case snd_soc_dapm_dai_out:
dai = kzalloc(sizeof(*dai), GFP_KERNEL);
if (!dai) {
kfree(swidget);
return -ENOMEM;
}
ret = sof_widget_load_dai(scomp, index, swidget, tw, dai);
if (!ret)
ret = sof_connect_dai_widget(scomp, w, tw, dai);
if (ret < 0) {
kfree(dai);
break;
}
list_add(&dai->list, &sdev->dai_list);
swidget->private = dai;
break;
case snd_soc_dapm_mixer:
ret = sof_widget_load_mixer(scomp, index, swidget, tw);
break;
case snd_soc_dapm_pga:
if (!le32_to_cpu(tw->num_kcontrols)) {
dev_err(scomp->dev, "invalid kcontrol count %d for volume\n",
tw->num_kcontrols);
ret = -EINVAL;
break;
}
fallthrough;
case snd_soc_dapm_buffer:
case snd_soc_dapm_scheduler:
case snd_soc_dapm_aif_out:
case snd_soc_dapm_aif_in:
ret = sof_widget_parse_tokens(scomp, swidget, tw, token_list, token_list_size);
break;
case snd_soc_dapm_src:
ret = sof_widget_load_src(scomp, index, swidget, tw);
break;
case snd_soc_dapm_asrc:
ret = sof_widget_load_asrc(scomp, index, swidget, tw);
break;
case snd_soc_dapm_siggen:
ret = sof_widget_load_siggen(scomp, index, swidget, tw);
break;
case snd_soc_dapm_effect:
ret = sof_widget_load_process(scomp, index, swidget, tw);
break;
case snd_soc_dapm_mux:
case snd_soc_dapm_demux:
ret = sof_widget_load_mux(scomp, index, swidget, tw);
break;
case snd_soc_dapm_switch:
case snd_soc_dapm_dai_link:
case snd_soc_dapm_kcontrol:
default:
dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name);
break;
}
/* check IPC reply */
if (ret < 0) {
dev_err(scomp->dev,
"error: failed to add widget id %d type %d name : %s stream %s\n",
tw->shift, swidget->id, tw->name,
strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
? tw->sname : "none");
kfree(swidget);
return ret;
}
/* bind widget to external event */
if (tw->event_type) {
ret = sof_widget_bind_event(scomp, swidget,
le16_to_cpu(tw->event_type));
if (ret) {
dev_err(scomp->dev, "error: widget event binding failed\n");
kfree(swidget->private);
kfree(swidget->tuples);
kfree(swidget);
return ret;
}
}
w->dobj.private = swidget;
list_add(&swidget->list, &sdev->widget_list);
return ret;
}
static int sof_route_unload(struct snd_soc_component *scomp,
struct snd_soc_dobj *dobj)
{
struct snd_sof_route *sroute;
sroute = dobj->private;
if (!sroute)
return 0;
/* free sroute and its private data */
kfree(sroute->private);
list_del(&sroute->list);
kfree(sroute);
return 0;
}
static int sof_widget_unload(struct snd_soc_component *scomp,
struct snd_soc_dobj *dobj)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget;
const struct snd_kcontrol_new *kc;
struct snd_soc_dapm_widget *widget;
struct snd_sof_control *scontrol;
struct snd_sof_widget *swidget;
struct soc_mixer_control *sm;
struct soc_bytes_ext *sbe;
struct snd_sof_dai *dai;
struct soc_enum *se;
int ret = 0;
int i;
swidget = dobj->private;
if (!swidget)
return 0;
widget = swidget->widget;
switch (swidget->id) {
case snd_soc_dapm_dai_in:
case snd_soc_dapm_dai_out:
dai = swidget->private;
if (dai) {
struct sof_dai_private_data *dai_data = dai->private;
kfree(dai_data->comp_dai);
kfree(dai_data->dai_config);
kfree(dai_data);
list_del(&dai->list);
}
break;
default:
break;
}
for (i = 0; i < widget->num_kcontrols; i++) {
kc = &widget->kcontrol_news[i];
switch (widget->dobj.widget.kcontrol_type[i]) {
case SND_SOC_TPLG_TYPE_MIXER:
sm = (struct soc_mixer_control *)kc->private_value;
scontrol = sm->dobj.private;
if (sm->max > 1)
kfree(scontrol->volume_table);
break;
case SND_SOC_TPLG_TYPE_ENUM:
se = (struct soc_enum *)kc->private_value;
scontrol = se->dobj.private;
break;
case SND_SOC_TPLG_TYPE_BYTES:
sbe = (struct soc_bytes_ext *)kc->private_value;
scontrol = sbe->dobj.private;
break;
default:
dev_warn(scomp->dev, "unsupported kcontrol_type\n");
goto out;
}
kfree(scontrol->control_data);
list_del(&scontrol->list);
kfree(scontrol);
}
out:
/* free IPC related data */
if (widget_ops[swidget->id].ipc_free)
widget_ops[swidget->id].ipc_free(swidget);
/* free private value */
kfree(swidget->private);
kfree(swidget->tuples);
/* remove and free swidget object */
list_del(&swidget->list);
kfree(swidget);
return ret;
}
/*
* DAI HW configuration.
*/
/* FE DAI - used for any driver specific init */
static int sof_dai_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_driver *dai_drv,
struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_stream_caps *caps;
struct snd_soc_tplg_private *private = &pcm->priv;
struct snd_sof_pcm *spcm;
int stream;
int ret;
/* nothing to do for BEs atm */
if (!pcm)
return 0;
spcm = kzalloc(sizeof(*spcm), GFP_KERNEL);
if (!spcm)
return -ENOMEM;
spcm->scomp = scomp;
for_each_pcm_streams(stream) {
spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED;
if (pcm->compress)
snd_sof_compr_init_elapsed_work(&spcm->stream[stream].period_elapsed_work);
else
snd_sof_pcm_init_elapsed_work(&spcm->stream[stream].period_elapsed_work);
}
spcm->pcm = *pcm;
dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name);
dai_drv->dobj.private = spcm;
list_add(&spcm->list, &sdev->pcm_list);
ret = sof_parse_tokens(scomp, spcm, stream_tokens,
ARRAY_SIZE(stream_tokens), private->array,
le32_to_cpu(private->size));
if (ret) {
dev_err(scomp->dev, "error: parse stream tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* do we need to allocate playback PCM DMA pages */
if (!spcm->pcm.playback)
goto capture;
stream = SNDRV_PCM_STREAM_PLAYBACK;
dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n",
spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
caps = &spcm->pcm.caps[stream];
/* allocate playback page table buffer */
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
PAGE_SIZE, &spcm->stream[stream].page_table);
if (ret < 0) {
dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
caps->name, ret);
return ret;
}
/* bind pcm to host comp */
ret = spcm_bind(scomp, spcm, stream);
if (ret) {
dev_err(scomp->dev,
"error: can't bind pcm to host\n");
goto free_playback_tables;
}
capture:
stream = SNDRV_PCM_STREAM_CAPTURE;
/* do we need to allocate capture PCM DMA pages */
if (!spcm->pcm.capture)
return ret;
dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n",
spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
caps = &spcm->pcm.caps[stream];
/* allocate capture page table buffer */
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
PAGE_SIZE, &spcm->stream[stream].page_table);
if (ret < 0) {
dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
caps->name, ret);
goto free_playback_tables;
}
/* bind pcm to host comp */
ret = spcm_bind(scomp, spcm, stream);
if (ret) {
dev_err(scomp->dev,
"error: can't bind pcm to host\n");
snd_dma_free_pages(&spcm->stream[stream].page_table);
goto free_playback_tables;
}
return ret;
free_playback_tables:
if (spcm->pcm.playback)
snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
return ret;
}
static int sof_dai_unload(struct snd_soc_component *scomp,
struct snd_soc_dobj *dobj)
{
struct snd_sof_pcm *spcm = dobj->private;
/* free PCM DMA pages */
if (spcm->pcm.playback)
snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
if (spcm->pcm.capture)
snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table);
/* remove from list and free spcm */
list_del(&spcm->list);
kfree(spcm);
return 0;
}
static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
/* clock directions wrt codec */
if (hw_config->bclk_provider == SND_SOC_TPLG_BCLK_CP) {
/* codec is bclk provider */
if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
config->format |= SOF_DAI_FMT_CBP_CFP;
else
config->format |= SOF_DAI_FMT_CBP_CFC;
} else {
/* codec is bclk consumer */
if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
config->format |= SOF_DAI_FMT_CBC_CFP;
else
config->format |= SOF_DAI_FMT_CBC_CFC;
}
/* inverted clocks ? */
if (hw_config->invert_bclk) {
if (hw_config->invert_fsync)
config->format |= SOF_DAI_FMT_IB_IF;
else
config->format |= SOF_DAI_FMT_IB_NF;
} else {
if (hw_config->invert_fsync)
config->format |= SOF_DAI_FMT_NB_IF;
else
config->format |= SOF_DAI_FMT_NB_NF;
}
}
/*
* Send IPC and set the same config for all DAIs with name matching the link
* name. Note that the function can only be used for the case that all DAIs
* have a common DAI config for now.
*/
static int sof_set_dai_config_multi(struct snd_sof_dev *sdev, u32 size,
struct snd_soc_dai_link *link,
struct sof_ipc_dai_config *config,
int num_conf, int curr_conf)
{
struct sof_dai_private_data *dai_data;
struct snd_sof_dai *dai;
int found = 0;
int i;
list_for_each_entry(dai, &sdev->dai_list, list) {
dai_data = dai->private;
if (!dai->name)
continue;
if (strcmp(link->name, dai->name) == 0) {
/*
* the same dai config will be applied to all DAIs in
* the same dai link. We have to ensure that the ipc
* dai config's dai_index match to the component's
* dai_index.
*/
for (i = 0; i < num_conf; i++)
config[i].dai_index = dai_data->comp_dai->dai_index;
dev_dbg(sdev->dev, "set DAI config for %s index %d\n",
dai->name, config[curr_conf].dai_index);
dai->number_configs = num_conf;
dai->current_config = curr_conf;
dai_data->dai_config = kmemdup(config, size * num_conf, GFP_KERNEL);
if (!dai_data->dai_config)
return -ENOMEM;
found = 1;
}
}
/*
* machine driver may define a dai link with playback and capture
* dai enabled, but the dai link in topology would support both, one
* or none of them. Here print a warning message to notify user
*/
if (!found) {
dev_warn(sdev->dev, "warning: failed to find dai for dai link %s",
link->name);
}
return 0;
}
static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size,
struct snd_soc_dai_link *link,
struct sof_ipc_dai_config *config)
{
return sof_set_dai_config_multi(sdev, size, link, config, 1, 0);
}
static int sof_link_ssp_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config, int curr_conf)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
int num_conf = le32_to_cpu(cfg->num_hw_configs);
u32 size = sizeof(*config);
int ret;
int i;
/*
* Parse common data, we should have 1 common data per hw_config.
*/
ret = sof_parse_token_sets(scomp, &config->ssp, ssp_tokens,
ARRAY_SIZE(ssp_tokens), private->array,
le32_to_cpu(private->size),
num_conf, size);
if (ret != 0) {
dev_err(scomp->dev, "error: parse ssp tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* process all possible hw configs */
for (i = 0; i < num_conf; i++) {
/* handle master/slave and inverted clocks */
sof_dai_set_format(&hw_config[i], &config[i]);
config[i].hdr.size = size;
/* copy differentiating hw configs to ipc structs */
config[i].ssp.mclk_rate = le32_to_cpu(hw_config[i].mclk_rate);
config[i].ssp.bclk_rate = le32_to_cpu(hw_config[i].bclk_rate);
config[i].ssp.fsync_rate = le32_to_cpu(hw_config[i].fsync_rate);
config[i].ssp.tdm_slots = le32_to_cpu(hw_config[i].tdm_slots);
config[i].ssp.tdm_slot_width = le32_to_cpu(hw_config[i].tdm_slot_width);
config[i].ssp.mclk_direction = hw_config[i].mclk_direction;
config[i].ssp.rx_slots = le32_to_cpu(hw_config[i].rx_slots);
config[i].ssp.tx_slots = le32_to_cpu(hw_config[i].tx_slots);
dev_dbg(scomp->dev, "tplg: config SSP%d fmt %#x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d clks_control %#x\n",
config[i].dai_index, config[i].format,
config[i].ssp.mclk_rate, config[i].ssp.bclk_rate,
config[i].ssp.fsync_rate, config[i].ssp.sample_valid_bits,
config[i].ssp.tdm_slot_width, config[i].ssp.tdm_slots,
config[i].ssp.mclk_id, config[i].ssp.quirks, config[i].ssp.clks_control);
/* validate SSP fsync rate and channel count */
if (config[i].ssp.fsync_rate < 8000 || config[i].ssp.fsync_rate > 192000) {
dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n",
config[i].dai_index);
return -EINVAL;
}
if (config[i].ssp.tdm_slots < 1 || config[i].ssp.tdm_slots > 8) {
dev_err(scomp->dev, "error: invalid channel count for SSP%d\n",
config[i].dai_index);
return -EINVAL;
}
}
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config_multi(sdev, size, link, config, num_conf, curr_conf);
if (ret < 0)
dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n",
config->dai_index);
return ret;
}
static int sof_link_sai_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
u32 size = sizeof(*config);
int ret;
/* handle master/slave and inverted clocks */
sof_dai_set_format(hw_config, config);
/* init IPC */
memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params));
config->hdr.size = size;
ret = sof_parse_tokens(scomp, &config->sai, sai_tokens,
ARRAY_SIZE(sai_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse sai tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
config->sai.mclk_direction = hw_config->mclk_direction;
config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots);
config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots);
dev_info(scomp->dev,
"tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
config->dai_index, config->format,
config->sai.mclk_rate, config->sai.tdm_slot_width,
config->sai.tdm_slots, config->sai.mclk_id);
if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) {
dev_err(scomp->dev, "error: invalid channel count for SAI%d\n",
config->dai_index);
return -EINVAL;
}
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n",
config->dai_index);
return ret;
}
static int sof_link_esai_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
u32 size = sizeof(*config);
int ret;
/* handle master/slave and inverted clocks */
sof_dai_set_format(hw_config, config);
/* init IPC */
memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params));
config->hdr.size = size;
ret = sof_parse_tokens(scomp, &config->esai, esai_tokens,
ARRAY_SIZE(esai_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse esai tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
config->esai.mclk_direction = hw_config->mclk_direction;
config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots);
config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots);
dev_info(scomp->dev,
"tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
config->dai_index, config->format,
config->esai.mclk_rate, config->esai.tdm_slot_width,
config->esai.tdm_slots, config->esai.mclk_id);
if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) {
dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n",
config->dai_index);
return -EINVAL;
}
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n",
config->dai_index);
return ret;
}
static int sof_link_acp_dmic_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
u32 size = sizeof(*config);
int ret;
/* handle master/slave and inverted clocks */
sof_dai_set_format(hw_config, config);
/* init IPC */
memset(&config->acpdmic, 0, sizeof(struct sof_ipc_dai_acp_params));
config->hdr.size = size;
config->acpdmic.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
config->acpdmic.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
dev_info(scomp->dev, "ACP_DMIC config ACP%d channel %d rate %d\n",
config->dai_index, config->acpdmic.tdm_slots,
config->acpdmic.fsync_rate);
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "ACP_DMIC failed to save DAI config for ACP%d\n",
config->dai_index);
return ret;
}
static int sof_link_acp_bt_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
u32 size = sizeof(*config);
int ret;
/* handle master/slave and inverted clocks */
sof_dai_set_format(hw_config, config);
/* init IPC */
memset(&config->acpbt, 0, sizeof(struct sof_ipc_dai_acp_params));
config->hdr.size = size;
config->acpbt.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
config->acpbt.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
dev_info(scomp->dev, "ACP_BT config ACP%d channel %d rate %d\n",
config->dai_index, config->acpbt.tdm_slots,
config->acpbt.fsync_rate);
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "ACP_BT failed to save DAI config for ACP%d\n",
config->dai_index);
return ret;
}
static int sof_link_acp_sp_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
u32 size = sizeof(*config);
int ret;
/* handle master/slave and inverted clocks */
sof_dai_set_format(hw_config, config);
/* init IPC */
memset(&config->acpsp, 0, sizeof(struct sof_ipc_dai_acp_params));
config->hdr.size = size;
config->acpsp.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
config->acpsp.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
dev_info(scomp->dev, "ACP_SP config ACP%d channel %d rate %d\n",
config->dai_index, config->acpsp.tdm_slots,
config->acpsp.fsync_rate);
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "ACP_SP failed to save DAI config for ACP%d\n",
config->dai_index);
return ret;
}
static int sof_link_afe_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
u32 size = sizeof(*config);
int ret;
config->hdr.size = size;
/* get any bespoke DAI tokens */
ret = sof_parse_tokens(scomp, &config->afe, afe_tokens,
ARRAY_SIZE(afe_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "parse afe tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
dev_dbg(scomp->dev, "AFE config rate %d channels %d format:%d\n",
config->afe.rate, config->afe.channels, config->afe.format);
config->afe.stream_id = DMA_CHAN_INVALID;
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "failed to process afe dai link %s", link->name);
return ret;
}
static int sof_link_dmic_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
struct sof_ipc_fw_version *v = &ready->version;
size_t size = sizeof(*config);
int ret, j;
/* Ensure the entire DMIC config struct is zeros */
memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params));
/* get DMIC tokens */
ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens,
ARRAY_SIZE(dmic_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse dmic tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* get DMIC PDM tokens */
ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens,
ARRAY_SIZE(dmic_pdm_tokens), private->array,
le32_to_cpu(private->size),
config->dmic.num_pdm_active,
sizeof(struct sof_ipc_dai_dmic_pdm_ctrl));
if (ret != 0) {
dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* set IPC header size */
config->hdr.size = size;
/* debug messages */
dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n",
config->dai_index, config->dmic.driver_ipc_version);
dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n",
config->dmic.pdmclk_min, config->dmic.pdmclk_max,
config->dmic.duty_min);
dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n",
config->dmic.duty_max, config->dmic.fifo_fs,
config->dmic.num_pdm_active);
dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits);
for (j = 0; j < config->dmic.num_pdm_active; j++) {
dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n",
config->dmic.pdm[j].id,
config->dmic.pdm[j].enable_mic_a,
config->dmic.pdm[j].enable_mic_b);
dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n",
config->dmic.pdm[j].id,
config->dmic.pdm[j].polarity_mic_a,
config->dmic.pdm[j].polarity_mic_b);
dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n",
config->dmic.pdm[j].id,
config->dmic.pdm[j].clk_edge,
config->dmic.pdm[j].skew);
}
/*
* this takes care of backwards compatible handling of fifo_bits_b.
* It is deprecated since firmware ABI version 3.0.1.
*/
if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1))
config->dmic.fifo_bits_b = config->dmic.fifo_bits;
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n",
config->dai_index);
return ret;
}
static int sof_link_hda_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
u32 size = sizeof(*config);
int ret;
/* init IPC */
memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params));
config->hdr.size = size;
/* get any bespoke DAI tokens */
ret = sof_parse_tokens(scomp, &config->hda, hda_tokens,
ARRAY_SIZE(hda_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse hda tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
dev_dbg(scomp->dev, "HDA config rate %d channels %d\n",
config->hda.rate, config->hda.channels);
config->hda.link_dma_ch = DMA_CHAN_INVALID;
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "error: failed to process hda dai link %s",
link->name);
return ret;
}
static int sof_link_alh_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg,
struct snd_soc_tplg_hw_config *hw_config,
struct sof_ipc_dai_config *config)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_soc_tplg_private *private = &cfg->priv;
u32 size = sizeof(*config);
int ret;
ret = sof_parse_tokens(scomp, &config->alh, alh_tokens,
ARRAY_SIZE(alh_tokens), private->array,
le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse alh tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/* init IPC */
config->hdr.size = size;
/* set config for all DAI's with name matching the link name */
ret = sof_set_dai_config(sdev, size, link, config);
if (ret < 0)
dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n",
config->dai_index);
return ret;
}
/* DAI link - used for any driver specific init */
static int sof_link_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dai_link *link,
struct snd_soc_tplg_link_config *cfg)
{
struct snd_soc_tplg_private *private = &cfg->priv;
struct snd_soc_tplg_hw_config *hw_config;
struct sof_ipc_dai_config common_config;
struct sof_ipc_dai_config *config;
int curr_conf;
int num_conf;
int ret;
int i;
if (!link->platforms) {
dev_err(scomp->dev, "error: no platforms\n");
return -EINVAL;
}
link->platforms->name = dev_name(scomp->dev);
/*
* Set nonatomic property for FE dai links as their trigger action
* involves IPC's.
*/
if (!link->no_pcm) {
link->nonatomic = true;
/*
* set default trigger order for all links. Exceptions to
* the rule will be handled in sof_pcm_dai_link_fixup()
* For playback, the sequence is the following: start FE,
* start BE, stop BE, stop FE; for Capture the sequence is
* inverted start BE, start FE, stop FE, stop BE
*/
link->trigger[SNDRV_PCM_STREAM_PLAYBACK] =
SND_SOC_DPCM_TRIGGER_PRE;
link->trigger[SNDRV_PCM_STREAM_CAPTURE] =
SND_SOC_DPCM_TRIGGER_POST;
/* nothing more to do for FE dai links */
return 0;
}
/* check we have some tokens - we need at least DAI type */
if (le32_to_cpu(private->size) == 0) {
dev_err(scomp->dev, "error: expected tokens for DAI, none found\n");
return -EINVAL;
}
memset(&common_config, 0, sizeof(common_config));
/* get any common DAI tokens */
ret = sof_parse_tokens(scomp, &common_config, dai_link_tokens, ARRAY_SIZE(dai_link_tokens),
private->array, le32_to_cpu(private->size));
if (ret != 0) {
dev_err(scomp->dev, "error: parse link tokens failed %d\n",
le32_to_cpu(private->size));
return ret;
}
/*
* DAI links are expected to have at least 1 hw_config.
* But some older topologies might have no hw_config for HDA dai links.
*/
hw_config = cfg->hw_config;
num_conf = le32_to_cpu(cfg->num_hw_configs);
if (!num_conf) {
if (common_config.type != SOF_DAI_INTEL_HDA) {
dev_err(scomp->dev, "error: unexpected DAI config count %d!\n",
le32_to_cpu(cfg->num_hw_configs));
return -EINVAL;
}
num_conf = 1;
curr_conf = 0;
} else {
dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n",
cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id));
for (curr_conf = 0; curr_conf < num_conf; curr_conf++) {
if (hw_config[curr_conf].id == cfg->default_hw_config_id)
break;
}
if (curr_conf == num_conf) {
dev_err(scomp->dev, "error: default hw_config id: %d not found!\n",
le32_to_cpu(cfg->default_hw_config_id));
return -EINVAL;
}
}
/* Reserve memory for all hw configs, eventually freed by widget */
config = kcalloc(num_conf, sizeof(*config), GFP_KERNEL);
if (!config)
return -ENOMEM;
/* Copy common data to all config ipc structs */
for (i = 0; i < num_conf; i++) {
config[i].hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
config[i].format = le32_to_cpu(hw_config[i].fmt);
config[i].type = common_config.type;
config[i].dai_index = common_config.dai_index;
}
/* now load DAI specific data and send IPC - type comes from token */
switch (common_config.type) {
case SOF_DAI_INTEL_SSP:
ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, config, curr_conf);
break;
case SOF_DAI_INTEL_DMIC:
ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_INTEL_HDA:
ret = sof_link_hda_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_INTEL_ALH:
ret = sof_link_alh_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_IMX_SAI:
ret = sof_link_sai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_IMX_ESAI:
ret = sof_link_esai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_AMD_BT:
ret = sof_link_acp_bt_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_AMD_SP:
ret = sof_link_acp_sp_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
case SOF_DAI_AMD_DMIC:
ret = sof_link_acp_dmic_load(scomp, index, link, cfg, hw_config + curr_conf,
config);
break;
case SOF_DAI_MEDIATEK_AFE:
ret = sof_link_afe_load(scomp, index, link, cfg, hw_config + curr_conf, config);
break;
default:
dev_err(scomp->dev, "error: invalid DAI type %d\n", common_config.type);
ret = -EINVAL;
break;
}
kfree(config);
return ret;
}
/* DAI link - used for any driver specific init */
static int sof_route_load(struct snd_soc_component *scomp, int index,
struct snd_soc_dapm_route *route)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_sof_widget *source_swidget, *sink_swidget;
struct snd_soc_dobj *dobj = &route->dobj;
struct snd_sof_route *sroute;
int ret = 0;
/* allocate memory for sroute and connect */
sroute = kzalloc(sizeof(*sroute), GFP_KERNEL);
if (!sroute)
return -ENOMEM;
sroute->scomp = scomp;
dev_dbg(scomp->dev, "sink %s control %s source %s\n",
route->sink, route->control ? route->control : "none",
route->source);
/* source component */
source_swidget = snd_sof_find_swidget(scomp, (char *)route->source);
if (!source_swidget) {
dev_err(scomp->dev, "error: source %s not found\n",
route->source);
ret = -EINVAL;
goto err;
}
/*
* Virtual widgets of type output/out_drv may be added in topology
* for compatibility. These are not handled by the FW.
* So, don't send routes whose source/sink widget is of such types
* to the DSP.
*/
if (source_swidget->id == snd_soc_dapm_out_drv ||
source_swidget->id == snd_soc_dapm_output)
goto err;
/* sink component */
sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink);
if (!sink_swidget) {
dev_err(scomp->dev, "error: sink %s not found\n",
route->sink);
ret = -EINVAL;
goto err;
}
/*
* Don't send routes whose sink widget is of type
* output or out_drv to the DSP
*/
if (sink_swidget->id == snd_soc_dapm_out_drv ||
sink_swidget->id == snd_soc_dapm_output)
goto err;
/*
* For virtual routes, both sink and source are not
* buffer. Since only buffer linked to component is supported by
* FW, others are reported as error, add check in route function,
* do not send it to FW when both source and sink are not buffer
*/
if (source_swidget->id != snd_soc_dapm_buffer &&
sink_swidget->id != snd_soc_dapm_buffer) {
dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n",
route->source, route->sink);
goto err;
} else {
sroute->route = route;
dobj->private = sroute;
sroute->src_widget = source_swidget;
sroute->sink_widget = sink_swidget;
/* add route to route list */
list_add(&sroute->list, &sdev->route_list);
return 0;
}
err:
kfree(sroute);
return ret;
}
int snd_sof_complete_pipeline(struct snd_sof_dev *sdev,
struct snd_sof_widget *swidget)
{
struct sof_ipc_pipe_ready ready;
struct sof_ipc_reply reply;
int ret;
dev_dbg(sdev->dev, "tplg: complete pipeline %s id %d\n",
swidget->widget->name, swidget->comp_id);
memset(&ready, 0, sizeof(ready));
ready.hdr.size = sizeof(ready);
ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE;
ready.comp_id = swidget->comp_id;
ret = sof_ipc_tx_message(sdev->ipc,
ready.hdr.cmd, &ready, sizeof(ready), &reply,
sizeof(reply));
if (ret < 0)
return ret;
return 1;
}
/**
* sof_set_pipe_widget - Set pipe_widget for a component
* @sdev: pointer to struct snd_sof_dev
* @pipe_widget: pointer to struct snd_sof_widget of type snd_soc_dapm_scheduler
* @swidget: pointer to struct snd_sof_widget that has the same pipeline ID as @pipe_widget
*
* Return: 0 if successful, -EINVAL on error.
* The function checks if @swidget is associated with any volatile controls. If so, setting
* the dynamic_pipeline_widget is disallowed.
*/
static int sof_set_pipe_widget(struct snd_sof_dev *sdev, struct snd_sof_widget *pipe_widget,
struct snd_sof_widget *swidget)
{
struct snd_sof_control *scontrol;
if (pipe_widget->dynamic_pipeline_widget) {
/* dynamic widgets cannot have volatile kcontrols */
list_for_each_entry(scontrol, &sdev->kcontrol_list, list)
if (scontrol->comp_id == swidget->comp_id &&
(scontrol->access & SNDRV_CTL_ELEM_ACCESS_VOLATILE)) {
dev_err(sdev->dev,
"error: volatile control found for dynamic widget %s\n",
swidget->widget->name);
return -EINVAL;
}
}
/* set the pipe_widget and apply the dynamic_pipeline_widget_flag */
swidget->pipe_widget = pipe_widget;
swidget->dynamic_pipeline_widget = pipe_widget->dynamic_pipeline_widget;
return 0;
}
/* completion - called at completion of firmware loading */
static int sof_complete(struct snd_soc_component *scomp)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
struct snd_sof_widget *swidget, *comp_swidget;
const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget;
int ret;
/*
* now update all widget IPC structures. If any of the ipc_setup callbacks fail, the
* topology will be removed and all widgets will be unloaded resulting in freeing all
* associated memories.
*/
list_for_each_entry(swidget, &sdev->widget_list, list) {
if (widget_ops[swidget->id].ipc_setup) {
ret = widget_ops[swidget->id].ipc_setup(swidget);
if (ret < 0) {
dev_err(sdev->dev, "failed updating IPC struct for %s\n",
swidget->widget->name);
return ret;
}
}
}
/* set the pipe_widget and apply the dynamic_pipeline_widget_flag */
list_for_each_entry(swidget, &sdev->widget_list, list) {
switch (swidget->id) {
case snd_soc_dapm_scheduler:
/*
* Apply the dynamic_pipeline_widget flag and set the pipe_widget field
* for all widgets that have the same pipeline ID as the scheduler widget
*/
list_for_each_entry(comp_swidget, &sdev->widget_list, list)
if (comp_swidget->pipeline_id == swidget->pipeline_id) {
ret = sof_set_pipe_widget(sdev, swidget, comp_swidget);
if (ret < 0)
return ret;
}
break;
default:
break;
}
}
/* verify topology components loading including dynamic pipelines */
if (sof_debug_check_flag(SOF_DBG_VERIFY_TPLG)) {
ret = sof_set_up_pipelines(sdev, true);
if (ret < 0) {
dev_err(sdev->dev, "error: topology verification failed %d\n", ret);
return ret;
}
ret = sof_tear_down_pipelines(sdev, true);
if (ret < 0) {
dev_err(sdev->dev, "error: topology tear down pipelines failed %d\n", ret);
return ret;
}
}
/* set up static pipelines */
return sof_set_up_pipelines(sdev, false);
}
/* manifest - optional to inform component of manifest */
static int sof_manifest(struct snd_soc_component *scomp, int index,
struct snd_soc_tplg_manifest *man)
{
u32 size;
u32 abi_version;
size = le32_to_cpu(man->priv.size);
/* backward compatible with tplg without ABI info */
if (!size) {
dev_dbg(scomp->dev, "No topology ABI info\n");
return 0;
}
if (size != SOF_TPLG_ABI_SIZE) {
dev_err(scomp->dev, "error: invalid topology ABI size\n");
return -EINVAL;
}
dev_info(scomp->dev,
"Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
man->priv.data[0], man->priv.data[1],
man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR,
SOF_ABI_PATCH);
abi_version = SOF_ABI_VER(man->priv.data[0],
man->priv.data[1],
man->priv.data[2]);
if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) {
dev_err(scomp->dev, "error: incompatible topology ABI version\n");
return -EINVAL;
}
if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) {
if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) {
dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n");
} else {
dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n");
return -EINVAL;
}
}
return 0;
}
/* vendor specific kcontrol handlers available for binding */
static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = {
{SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put},
{SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put},
{SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put},
{SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put},
};
/* vendor specific bytes ext handlers available for binding */
static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = {
{SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put},
{SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get},
};
static struct snd_soc_tplg_ops sof_tplg_ops = {
/* external kcontrol init - used for any driver specific init */
.control_load = sof_control_load,
.control_unload = sof_control_unload,
/* external kcontrol init - used for any driver specific init */
.dapm_route_load = sof_route_load,
.dapm_route_unload = sof_route_unload,
/* external widget init - used for any driver specific init */
/* .widget_load is not currently used */
.widget_ready = sof_widget_ready,
.widget_unload = sof_widget_unload,
/* FE DAI - used for any driver specific init */
.dai_load = sof_dai_load,
.dai_unload = sof_dai_unload,
/* DAI link - used for any driver specific init */
.link_load = sof_link_load,
/* completion - called at completion of firmware loading */
.complete = sof_complete,
/* manifest - optional to inform component of manifest */
.manifest = sof_manifest,
/* vendor specific kcontrol handlers available for binding */
.io_ops = sof_io_ops,
.io_ops_count = ARRAY_SIZE(sof_io_ops),
/* vendor specific bytes ext handlers available for binding */
.bytes_ext_ops = sof_bytes_ext_ops,
.bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops),
};
int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file)
{
const struct firmware *fw;
int ret;
dev_dbg(scomp->dev, "loading topology:%s\n", file);
ret = request_firmware(&fw, file, scomp->dev);
if (ret < 0) {
dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n",
file, ret);
dev_err(scomp->dev,
"you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n");
return ret;
}
ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw);
if (ret < 0) {
dev_err(scomp->dev, "error: tplg component load failed %d\n",
ret);
ret = -EINVAL;
}
release_firmware(fw);
return ret;
}
EXPORT_SYMBOL(snd_sof_load_topology);
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