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helper.c
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helper.c
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// SPDX-License-Identifier: BSD-3-Clause
//
// Copyright(c) 2016 Intel Corporation. All rights reserved.
//
// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
// Keyon Jie <yang.jie@linux.intel.com>
#include <sof/audio/buffer.h>
#include <sof/audio/component_ext.h>
#include <sof/audio/pipeline.h>
#include <sof/audio/ipc-config.h>
#include <sof/common.h>
#include <rtos/idc.h>
#include <sof/ipc/topology.h>
#include <sof/ipc/common.h>
#include <sof/ipc/msg.h>
#include <rtos/alloc.h>
#include <rtos/cache.h>
#include <sof/lib/mailbox.h>
#include <sof/list.h>
#include <sof/platform.h>
#include <rtos/sof.h>
#include <ipc/dai.h>
#include <ipc/header.h>
#include <ipc/stream.h>
#include <ipc/topology.h>
#include <errno.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
LOG_MODULE_DECLARE(ipc, CONFIG_SOF_LOG_LEVEL);
extern struct tr_ctx comp_tr;
/**
* Retrieves component config data from component ipc.
* @param comp Component ipc data.
* @return Pointer to the component config data.
*/
static inline struct sof_ipc_comp_config *comp_config(struct sof_ipc_comp *comp)
{
return (struct sof_ipc_comp_config *)(comp + 1);
}
void ipc_build_stream_posn(struct sof_ipc_stream_posn *posn, uint32_t type,
uint32_t id)
{
posn->rhdr.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | type | id;
posn->rhdr.hdr.size = sizeof(*posn);
posn->comp_id = id;
}
void ipc_build_comp_event(struct sof_ipc_comp_event *event, uint32_t type,
uint32_t id)
{
event->rhdr.hdr.cmd = SOF_IPC_GLB_COMP_MSG | SOF_IPC_COMP_NOTIFICATION |
id;
event->rhdr.hdr.size = sizeof(*event);
event->src_comp_type = type;
event->src_comp_id = id;
}
bool ipc_trigger_trace_xfer(uint32_t avail)
{
return true;
}
void ipc_build_trace_posn(struct sof_ipc_dma_trace_posn *posn)
{
posn->rhdr.hdr.cmd = SOF_IPC_GLB_TRACE_MSG |
SOF_IPC_TRACE_DMA_POSITION;
posn->rhdr.hdr.size = sizeof(*posn);
}
static const struct comp_driver *get_drv(struct sof_ipc_comp *comp)
{
struct comp_driver_list *drivers = comp_drivers_get();
struct list_item *clist;
const struct comp_driver *drv = NULL;
struct comp_driver_info *info;
struct sof_ipc_comp_ext *comp_ext;
uintptr_t offset;
k_spinlock_key_t key;
/* do we have extended data ? */
if (!comp->ext_data_length) {
/* search driver list for driver type */
list_for_item(clist, &drivers->list) {
info = container_of(clist, struct comp_driver_info, list);
if (info->drv->type == comp->type) {
drv = info->drv;
break;
}
}
if (!drv)
tr_err(&comp_tr, "get_drv(): driver not found, comp->type = %u",
comp->type);
goto out;
}
/* Basic sanity check of the total size and extended data
* length. A bit lax because in this generic code we don't know
* which derived comp we have and how much its specific members
* add.
*/
if (comp->ext_data_length > SOF_IPC_MSG_MAX_SIZE ||
comp->hdr.size < sizeof(*comp) + comp->ext_data_length) {
tr_err(&comp_tr, "Invalid size, hdr.size=0x%x, ext_data_length=0x%x\n",
comp->hdr.size, comp->ext_data_length);
goto out;
}
offset = comp->hdr.size - comp->ext_data_length;
if (!IS_ALIGNED(offset, 4)) {
tr_err(&comp_tr, "Invalid ext data offset %lx", offset);
goto out;
}
comp_ext = (struct sof_ipc_comp_ext *)((uint8_t *)comp + offset);
/* UUID is first item in extended data - check its big enough */
if (comp->ext_data_length < UUID_SIZE) {
tr_err(&comp_tr, "UUID is invalid!\n");
goto out;
}
/* search driver list with UUID */
key = k_spin_lock(&drivers->lock);
list_for_item(clist, &drivers->list) {
info = container_of(clist, struct comp_driver_info,
list);
if (!memcmp(info->drv->uid, comp_ext->uuid,
UUID_SIZE)) {
drv = info->drv;
break;
}
}
if (!drv)
tr_err(&comp_tr,
"get_drv(): the provided UUID (%8x%8x%8x%8x) doesn't match to any driver!",
*(uint32_t *)(&comp_ext->uuid[0]),
*(uint32_t *)(&comp_ext->uuid[4]),
*(uint32_t *)(&comp_ext->uuid[8]),
*(uint32_t *)(&comp_ext->uuid[12]));
k_spin_unlock(&drivers->lock, key);
out:
if (drv)
tr_dbg(&comp_tr, "get_drv(), found driver type %d, uuid %pU",
drv->type, drv->tctx->uuid_p);
return drv;
}
/* build generic IPC data for all components */
static void comp_common_builder(struct sof_ipc_comp *comp,
struct comp_ipc_config *config)
{
struct sof_ipc_comp_config *ipc_config;
/* create the new component */
memset(config, 0, sizeof(*config));
config->core = comp->core;
config->id = comp->id;
config->pipeline_id = comp->pipeline_id;
config->proc_domain = COMP_PROCESSING_DOMAIN_LL;
config->type = comp->type;
/* buffers dont have the following data */
if (comp->type != SOF_COMP_BUFFER) {
/* ipc common config is always after sof_ipc_comp */
ipc_config = (struct sof_ipc_comp_config *)(comp + 1);
config->frame_fmt = ipc_config->frame_fmt;
config->periods_sink = ipc_config->periods_sink;
config->periods_source = ipc_config->periods_source;
config->xrun_action = ipc_config->xrun_action;
}
}
/*
* Stores all the "legacy" init IPC data locally.
*/
union ipc_config_specific {
struct ipc_config_host host;
struct ipc_config_dai dai;
struct ipc_config_volume volume;
struct ipc_config_src src;
struct ipc_config_asrc asrc;
struct ipc_config_tone tone;
struct ipc_config_process process;
struct ipc_comp_file file;
} __attribute__((packed, aligned(4)));
/* build component specific data */
static int comp_specific_builder(struct sof_ipc_comp *comp,
union ipc_config_specific *config)
{
#if CONFIG_LIBRARY
struct sof_ipc_comp_file *file = (struct sof_ipc_comp_file *)comp;
#endif
struct sof_ipc_comp_host *host = (struct sof_ipc_comp_host *)comp;
struct sof_ipc_comp_dai *dai = (struct sof_ipc_comp_dai *)comp;
struct sof_ipc_comp_volume *vol = (struct sof_ipc_comp_volume *)comp;
struct sof_ipc_comp_process *proc = (struct sof_ipc_comp_process *)comp;
struct sof_ipc_comp_src *src = (struct sof_ipc_comp_src *)comp;
struct sof_ipc_comp_asrc *asrc = (struct sof_ipc_comp_asrc *)comp;
struct sof_ipc_comp_tone *tone = (struct sof_ipc_comp_tone *)comp;
memset(config, 0, sizeof(*config));
switch (comp->type) {
#if CONFIG_LIBRARY
/* test bench maps host and DAIs to a file */
case SOF_COMP_FILEREAD:
case SOF_COMP_FILEWRITE:
if (IPC_TAIL_IS_SIZE_INVALID(*file))
return -EBADMSG;
config->file.channels = file->channels;
config->file.fn = file->fn;
config->file.frame_fmt = file->frame_fmt;
config->file.mode = file->mode;
config->file.rate = file->rate;
config->file.direction = file->direction;
/* For module_adapter_init_data() ipc_module_adapter compatibility */
config->file.module_header.type = proc->type;
config->file.module_header.size = proc->size;
config->file.module_header.data = (uint8_t *)proc->data -
sizeof(struct ipc_config_process);
break;
#endif
case SOF_COMP_HOST:
case SOF_COMP_SG_HOST:
if (IPC_TAIL_IS_SIZE_INVALID(*host))
return -EBADMSG;
config->host.direction = host->direction;
config->host.no_irq = host->no_irq;
config->host.dmac_config = host->dmac_config;
break;
case SOF_COMP_DAI:
case SOF_COMP_SG_DAI:
if (IPC_TAIL_IS_SIZE_INVALID(*dai))
return -EBADMSG;
config->dai.dai_index = dai->dai_index;
config->dai.direction = dai->direction;
config->dai.type = dai->type;
break;
case SOF_COMP_VOLUME:
if (IPC_TAIL_IS_SIZE_INVALID(*vol))
return -EBADMSG;
config->volume.channels = vol->channels;
config->volume.initial_ramp = vol->initial_ramp;
config->volume.max_value = vol->max_value;
config->volume.min_value = vol->min_value;
config->volume.ramp = vol->ramp;
break;
case SOF_COMP_SRC:
if (IPC_TAIL_IS_SIZE_INVALID(*src))
return -EBADMSG;
config->src.rate_mask = src->rate_mask;
config->src.sink_rate = src->sink_rate;
config->src.source_rate = src->source_rate;
break;
case SOF_COMP_TONE:
if (IPC_TAIL_IS_SIZE_INVALID(*tone))
return -EBADMSG;
config->tone.ampl_mult = tone->ampl_mult;
config->tone.amplitude = tone->amplitude;
config->tone.freq_mult = tone->freq_mult;
config->tone.frequency = tone->frequency;
config->tone.length = tone->length;
config->tone.period = tone->period;
config->tone.ramp_step = tone->ramp_step;
config->tone.repeats = tone->repeats;
config->tone.sample_rate = tone->sample_rate;
break;
case SOF_COMP_ASRC:
if (IPC_TAIL_IS_SIZE_INVALID(*asrc))
return -EBADMSG;
config->asrc.source_rate = asrc->source_rate;
config->asrc.sink_rate = asrc->sink_rate;
config->asrc.asynchronous_mode = asrc->asynchronous_mode;
config->asrc.operation_mode = asrc->operation_mode;
break;
case SOF_COMP_EQ_IIR:
case SOF_COMP_EQ_FIR:
case SOF_COMP_KEYWORD_DETECT:
case SOF_COMP_KPB:
case SOF_COMP_SELECTOR:
case SOF_COMP_DEMUX:
case SOF_COMP_MUX:
case SOF_COMP_DCBLOCK:
case SOF_COMP_SMART_AMP:
case SOF_COMP_MODULE_ADAPTER:
case SOF_COMP_NONE:
if (IPC_TAIL_IS_SIZE_INVALID(*proc))
return -EBADMSG;
if (proc->comp.hdr.size + proc->size > SOF_IPC_MSG_MAX_SIZE)
return -EBADMSG;
config->process.type = proc->type;
config->process.size = proc->size;
#if CONFIG_LIBRARY || UNIT_TEST
config->process.data = proc->data + comp->ext_data_length;
#else
config->process.data = proc->data;
#endif
break;
case SOF_COMP_MIXER:
break;
default:
return -EINVAL;
}
return 0;
}
struct ipc_comp_dev *ipc_get_comp_by_ppl_id(struct ipc *ipc,
uint16_t type, uint32_t ppl_id,
uint32_t ignore_remote)
{
struct ipc_comp_dev *icd;
struct list_item *clist;
list_for_item(clist, &ipc->comp_list) {
icd = container_of(clist, struct ipc_comp_dev, list);
if (icd->type != type)
continue;
if ((!cpu_is_me(icd->core)) && ignore_remote)
continue;
if (ipc_comp_pipe_id(icd) == ppl_id)
return icd;
}
return NULL;
}
struct comp_dev *comp_new(struct sof_ipc_comp *comp)
{
struct comp_ipc_config config;
union ipc_config_specific spec;
struct comp_dev *cdev;
const struct comp_driver *drv;
/* find the driver for our new component */
drv = get_drv(comp);
if (!drv)
return NULL;
/* validate size of ipc config */
if (IPC_IS_SIZE_INVALID(*comp_config(comp))) {
IPC_SIZE_ERROR_TRACE(&comp_tr, *comp_config(comp));
return NULL;
}
tr_info(&comp_tr, "comp new %pU type %d id %d.%d",
drv->tctx->uuid_p, comp->type, comp->pipeline_id, comp->id);
/* build the component */
if (comp_specific_builder(comp, &spec) < 0) {
comp_cl_err(drv, "comp_new(): component type not recognized");
return NULL;
}
comp_common_builder(comp, &config);
cdev = drv->ops.create(drv, &config, &spec);
if (!cdev) {
comp_cl_err(drv, "comp_new(): unable to create the new component");
return NULL;
}
list_init(&cdev->bsource_list);
list_init(&cdev->bsink_list);
return cdev;
}
int ipc_pipeline_new(struct ipc *ipc, ipc_pipe_new *_pipe_desc)
{
struct sof_ipc_pipe_new *pipe_desc = ipc_from_pipe_new(_pipe_desc);
struct ipc_comp_dev *ipc_pipe;
struct pipeline *pipe;
int ret;
/* check whether the pipeline already exists */
ipc_pipe = ipc_get_pipeline_by_id(ipc, pipe_desc->comp_id);
if (ipc_pipe != NULL) {
tr_err(&ipc_tr, "ipc_pipeline_new(): pipeline already exists, pipe_desc->comp_id = %u",
pipe_desc->comp_id);
return -EINVAL;
}
/* create the pipeline */
pipe = pipeline_new(pipe_desc->pipeline_id, pipe_desc->priority,
pipe_desc->comp_id);
if (!pipe) {
tr_err(&ipc_tr, "ipc_pipeline_new(): pipeline_new() failed");
return -ENOMEM;
}
/* configure pipeline */
pipeline_schedule_config(pipe, pipe_desc->sched_id,
pipe_desc->core, pipe_desc->period,
pipe_desc->period_mips,
pipe_desc->frames_per_sched,
pipe_desc->time_domain);
/* set xrun time limit */
ret = pipeline_xrun_set_limit(pipe, pipe_desc->xrun_limit_usecs);
if (ret) {
tr_err(&ipc_tr, "ipc_pipeline_new(): pipeline_xrun_set_limit() failed");
pipeline_free(pipe);
return ret;
}
/* allocate the IPC pipeline container */
ipc_pipe = rzalloc(SOF_MEM_ZONE_RUNTIME_SHARED, 0, SOF_MEM_CAPS_RAM,
sizeof(struct ipc_comp_dev));
if (!ipc_pipe) {
pipeline_free(pipe);
return -ENOMEM;
}
ipc_pipe->pipeline = pipe;
ipc_pipe->type = COMP_TYPE_PIPELINE;
ipc_pipe->core = pipe_desc->core;
ipc_pipe->id = pipe_desc->comp_id;
/* add new pipeline to the list */
list_item_append(&ipc_pipe->list, &ipc->comp_list);
return 0;
}
int ipc_pipeline_free(struct ipc *ipc, uint32_t comp_id)
{
struct ipc_comp_dev *ipc_pipe;
int ret;
/* check whether pipeline exists */
ipc_pipe = ipc_get_pipeline_by_id(ipc, comp_id);
if (!ipc_pipe)
return -ENODEV;
/* check type */
if (ipc_pipe->type != COMP_TYPE_PIPELINE) {
tr_err(&ipc_tr, "ipc_pipeline_free(): comp id: %d is not a PIPELINE",
comp_id);
return -EINVAL;
}
/* check core */
if (!cpu_is_me(ipc_pipe->core))
return ipc_process_on_core(ipc_pipe->core, false);
/* free buffer and remove from list */
ret = pipeline_free(ipc_pipe->pipeline);
if (ret < 0) {
tr_err(&ipc_tr, "ipc_pipeline_free(): pipeline_free() failed");
return ret;
}
ipc_pipe->pipeline = NULL;
list_item_del(&ipc_pipe->list);
rfree(ipc_pipe);
return 0;
}
int ipc_buffer_new(struct ipc *ipc, const struct sof_ipc_buffer *desc)
{
struct ipc_comp_dev *ibd;
struct comp_buffer *buffer;
int ret = 0;
/* check whether buffer already exists */
ibd = ipc_get_buffer_by_id(ipc, desc->comp.id);
if (ibd != NULL) {
tr_err(&ipc_tr, "ipc_buffer_new(): buffer already exists, desc->comp.id = %u",
desc->comp.id);
return -EINVAL;
}
/* register buffer with pipeline */
buffer = buffer_new(desc, false);
if (!buffer) {
tr_err(&ipc_tr, "ipc_buffer_new(): buffer_new() failed");
return -ENOMEM;
}
ibd = rzalloc(SOF_MEM_ZONE_RUNTIME_SHARED, 0, SOF_MEM_CAPS_RAM,
sizeof(struct ipc_comp_dev));
if (!ibd) {
buffer_free(buffer);
return -ENOMEM;
}
ibd->cb = buffer;
ibd->type = COMP_TYPE_BUFFER;
ibd->core = desc->comp.core;
ibd->id = desc->comp.id;
/* add new buffer to the list */
list_item_append(&ibd->list, &ipc->comp_list);
return ret;
}
int ipc_buffer_free(struct ipc *ipc, uint32_t buffer_id)
{
struct ipc_comp_dev *ibd;
struct ipc_comp_dev *icd;
struct list_item *clist;
struct comp_dev *sink = NULL, *source = NULL;
struct comp_dev *active_comp;
unsigned int core;
bool sink_active = false;
bool source_active = false;
/* check whether buffer exists */
ibd = ipc_get_buffer_by_id(ipc, buffer_id);
if (!ibd)
return -ENODEV;
/* check core */
if (!cpu_is_me(ibd->core))
return ipc_process_on_core(ibd->core, false);
/* try to find sink/source components to check if they still exists */
list_for_item(clist, &ipc->comp_list) {
icd = container_of(clist, struct ipc_comp_dev, list);
if (icd->type != COMP_TYPE_COMPONENT)
continue;
/* check comp state if sink and source are valid */
if (ibd->cb->sink == icd->cd) {
sink = ibd->cb->sink;
if (ibd->cb->sink->state != COMP_STATE_READY)
sink_active = true;
}
if (ibd->cb->source == icd->cd) {
source = ibd->cb->source;
if (ibd->cb->source->state != COMP_STATE_READY)
source_active = true;
}
}
/*
* A buffer could be connected to 2 different pipelines. When one pipeline is freed, the
* buffer comp that belongs in this pipeline will need to be freed even when the other
* pipeline that the buffer is connected to is active. Check if both ends are active before
* freeing the buffer.
*/
if (sink_active && source_active)
return -EINVAL;
/*
* If either component is active and is running on a different
* core, the free must be run in the context of the active
* pipeline.
*/
active_comp = sink_active ? sink : source;
if (active_comp) {
core = active_comp->ipc_config.core;
if (active_comp->state > COMP_STATE_READY &&
core != ibd->core && core != cpu_get_id()) {
tr_dbg(&ipc_tr, "ipc_buffer_free(): comp id: %d run on sink core %u",
buffer_id, core);
ibd->core = core;
return ipc_process_on_core(core, false);
}
}
/*
* Disconnect the buffer from the active component before freeing it.
*/
if (sink)
pipeline_disconnect(sink, ibd->cb, PPL_CONN_DIR_BUFFER_TO_COMP);
if (source)
pipeline_disconnect(source, ibd->cb, PPL_CONN_DIR_COMP_TO_BUFFER);
/* free buffer and remove from list */
buffer_free(ibd->cb);
list_item_del(&ibd->list);
rfree(ibd);
return 0;
}
static int ipc_comp_to_buffer_connect(struct ipc_comp_dev *comp,
struct ipc_comp_dev *buffer)
{
tr_dbg(&ipc_tr, "ipc: comp sink %d, source %d -> connect", buffer->id,
comp->id);
#if CONFIG_INCOHERENT
if (comp->core != buffer->cb->core) {
tr_err(&ipc_tr, "ipc: shared buffers are not supported for IPC3 incoherent architectures");
return -ENOTSUP;
}
#endif
return comp_buffer_connect(comp->cd, comp->core, buffer->cb,
PPL_CONN_DIR_COMP_TO_BUFFER);
}
static int ipc_buffer_to_comp_connect(struct ipc_comp_dev *buffer,
struct ipc_comp_dev *comp)
{
tr_dbg(&ipc_tr, "ipc: comp sink %d, source %d -> connect", comp->id,
buffer->id);
#if CONFIG_INCOHERENT
if (comp->core != buffer->cb->core) {
tr_err(&ipc_tr, "ipc: shared buffers are not supported for IPC3 incoherent architectures");
return -ENOTSUP;
}
#endif
return comp_buffer_connect(comp->cd, comp->core, buffer->cb,
PPL_CONN_DIR_BUFFER_TO_COMP);
}
int ipc_comp_connect(struct ipc *ipc, ipc_pipe_comp_connect *_connect)
{
struct sof_ipc_pipe_comp_connect *connect = ipc_from_pipe_connect(_connect);
struct ipc_comp_dev *icd_source;
struct ipc_comp_dev *icd_sink;
/* check whether the components already exist */
icd_source = ipc_get_comp_dev(ipc, COMP_TYPE_ANY, connect->source_id);
if (!icd_source) {
tr_err(&ipc_tr, "ipc_comp_connect(): source component does not exist, source_id = %u sink_id = %u",
connect->source_id, connect->sink_id);
return -EINVAL;
}
icd_sink = ipc_get_comp_dev(ipc, COMP_TYPE_ANY, connect->sink_id);
if (!icd_sink) {
tr_err(&ipc_tr, "ipc_comp_connect(): sink component does not exist, source_id = %d sink_id = %u",
connect->sink_id, connect->source_id);
return -EINVAL;
}
/* check source and sink types */
if (icd_source->type == COMP_TYPE_BUFFER &&
icd_sink->type == COMP_TYPE_COMPONENT)
return ipc_buffer_to_comp_connect(icd_source, icd_sink);
else if (icd_source->type == COMP_TYPE_COMPONENT &&
icd_sink->type == COMP_TYPE_BUFFER)
return ipc_comp_to_buffer_connect(icd_source, icd_sink);
else {
tr_err(&ipc_tr, "ipc_comp_connect(): invalid source and sink types, connect->source_id = %u, connect->sink_id = %u",
connect->source_id, connect->sink_id);
return -EINVAL;
}
}
int ipc_comp_new(struct ipc *ipc, ipc_comp *_comp)
{
struct sof_ipc_comp *comp = ipc_from_comp_new(_comp);
struct comp_dev *cd;
struct ipc_comp_dev *icd;
/* check core is valid */
if (comp->core >= CONFIG_CORE_COUNT) {
tr_err(&ipc_tr, "ipc_comp_new(): comp->core = %u", comp->core);
return -EINVAL;
}
/* check whether component already exists */
icd = ipc_get_comp_by_id(ipc, comp->id);
if (icd != NULL) {
tr_err(&ipc_tr, "ipc_comp_new(): comp->id = %u", comp->id);
return -EINVAL;
}
/* create component */
cd = comp_new(comp);
if (!cd) {
tr_err(&ipc_tr, "ipc_comp_new(): component cd = NULL");
return -EINVAL;
}
/* allocate the IPC component container */
icd = rzalloc(SOF_MEM_ZONE_RUNTIME_SHARED, 0, SOF_MEM_CAPS_RAM,
sizeof(struct ipc_comp_dev));
if (!icd) {
tr_err(&ipc_tr, "ipc_comp_new(): alloc failed");
rfree(cd);
return -ENOMEM;
}
icd->cd = cd;
icd->type = COMP_TYPE_COMPONENT;
icd->core = comp->core;
icd->id = comp->id;
/* add new component to the list */
list_item_append(&icd->list, &ipc->comp_list);
return 0;
}
void ipc_msg_reply(struct sof_ipc_reply *reply)
{
struct ipc *ipc = ipc_get();
k_spinlock_key_t key;
mailbox_hostbox_write(0, reply, reply->hdr.size);
key = k_spin_lock(&ipc->lock);
ipc->task_mask &= ~IPC_TASK_IN_THREAD;
ipc_complete_cmd(ipc);
k_spin_unlock(&ipc->lock, key);
}