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buffer: Create audio stream buffer #2283

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merged 21 commits into from
Jan 22, 2020
Merged

buffer: Create audio stream buffer #2283

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444c7e9
fir: Mark source buffer as const in processing functions
ktrzcinx Jan 16, 2020
550b6c7
ASRC: Define processing function typedef
ktrzcinx Jan 16, 2020
61deda6
ASRC: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
79810ec
mux: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
8fa2339
DAI: Simplify dai_dma_cb by adding temporary sink_bytes variables
ktrzcinx Jan 17, 2020
a2e7fa9
DAI: Use local variable holding frame format in dai playback and capt…
ktrzcinx Jan 17, 2020
41ecf6d
detect_test: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
2558945
kpb: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
a9a1a23
mixer: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
dddc773
selector: Define processing function typedef
ktrzcinx Jan 17, 2020
3fa8eb6
selector: Mark input device pointer as const in processing functions
ktrzcinx Jan 17, 2020
7f06d47
src: Mark input buffer input buffers with const in src_get_copy_limits
ktrzcinx Jan 17, 2020
c13584d
src: Mark input device pointer as const in processing functions
ktrzcinx Jan 17, 2020
bf023fd
volume: Define processing function typedef
ktrzcinx Jan 17, 2020
d8a0547
volume: Mark input device pointer as const in processing functions
ktrzcinx Jan 17, 2020
08d0477
dma: Define processing function typedef
ktrzcinx Jan 17, 2020
865b5a1
dma: Mark source buffer as const in processing functions
ktrzcinx Jan 17, 2020
287de6b
buffer: Remove unused alloc_size
ktrzcinx Jan 13, 2020
b989e70
buffer: Introduce local variable to short function call arg list
ktrzcinx Jan 17, 2020
0b45888
buffer: Create audio stream buffer
ktrzcinx Jan 13, 2020
140a063
audio_stream: Create wrapping function
ktrzcinx Jan 15, 2020
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63 changes: 36 additions & 27 deletions src/audio/asrc/asrc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,12 @@
trace_error_comp(TRACE_CLASS_SRC, comp_ptr, \
__e, ##__VA_ARGS__)

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typedef void (*asrc_proc_func)(struct comp_dev *dev,
const struct audio_stream *source,
struct audio_stream *sink,
int *consumed,
int *produced);

/* asrc component private data */
struct comp_data {
struct asrc_farrow *asrc_obj; /* ASRC core data */
Expand All @@ -65,11 +71,7 @@ struct comp_data {
uint8_t *buf; /* Samples buffer for input and output */
uint8_t *ibuf[PLATFORM_MAX_CHANNELS]; /* Input channels pointers */
uint8_t *obuf[PLATFORM_MAX_CHANNELS]; /* Output channels pointers */
void (*asrc_func)(struct comp_dev *dev,
struct comp_buffer *source,
struct comp_buffer *sink,
int *consumed,
int *produced);
asrc_proc_func asrc_func; /* ASRC processing function */
};
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/* In-line functions */
Expand All @@ -88,7 +90,8 @@ static inline void src_inc_wrap_s16(int16_t **ptr, int16_t *end, size_t size)

/* A fast copy function for same in and out rate */
static void src_copy_s32(struct comp_dev *dev,
struct comp_buffer *source, struct comp_buffer *sink,
const struct audio_stream *source,
struct audio_stream *sink,
int *n_read, int *n_written)
{
struct comp_data *cd = comp_get_drvdata(dev);
Expand Down Expand Up @@ -145,7 +148,8 @@ static void src_copy_s32(struct comp_dev *dev,
}

static void src_copy_s16(struct comp_dev *dev,
struct comp_buffer *source, struct comp_buffer *sink,
const struct audio_stream *source,
struct audio_stream *sink,
int *n_read, int *n_written)
{
struct comp_data *cd = comp_get_drvdata(dev);
Expand Down Expand Up @@ -385,17 +389,19 @@ static int asrc_prepare(struct comp_dev *dev)
struct comp_buffer, source_list);

/* get source data format and period bytes */
cd->source_format = sourceb->frame_fmt;
source_period_bytes = buffer_period_bytes(sourceb, cd->source_frames);
cd->source_format = sourceb->stream.frame_fmt;
source_period_bytes = audio_stream_period_bytes(&sourceb->stream,
cd->source_frames);

/* get sink data format and period bytes */
cd->sink_format = sinkb->frame_fmt;
sink_period_bytes = buffer_period_bytes(sinkb, cd->sink_frames);

if (sinkb->size < config->periods_sink * sink_period_bytes) {
trace_asrc_error_with_ids(dev, "asrc_prepare(), sink size=%d"
" is insufficient, when periods=%d"
", period_bytes=%d", sinkb->size,
cd->sink_format = sinkb->stream.frame_fmt;
sink_period_bytes = audio_stream_period_bytes(&sinkb->stream,
cd->sink_frames);

if (sinkb->stream.size < config->periods_sink * sink_period_bytes) {
trace_asrc_error_with_ids(dev,
"asrc_prepare(), sink size=%d is insufficient, when periods=%d, period_bytes=%d",
sinkb->stream.size,
config->periods_sink,
sink_period_bytes);
ret = -ENOMEM;
Expand All @@ -415,7 +421,7 @@ static int asrc_prepare(struct comp_dev *dev)
}

/* ASRC supports S16_LE, S24_4LE and S32_LE formats */
switch (sourceb->frame_fmt) {
switch (sourceb->stream.frame_fmt) {
case SOF_IPC_FRAME_S16_LE:
cd->asrc_func = src_copy_s16;
break;
Expand All @@ -435,7 +441,7 @@ static int asrc_prepare(struct comp_dev *dev)
/*
* Allocate input and output data buffer
*/
frame_bytes = buffer_frame_bytes(sourceb);
frame_bytes = audio_stream_frame_bytes(&sourceb->stream);
cd->buf_size = (cd->source_frames_max + cd->sink_frames_max) *
frame_bytes;

Expand All @@ -449,8 +455,8 @@ static int asrc_prepare(struct comp_dev *dev)
goto err;
}

sample_bytes = frame_bytes / sourceb->channels;
for (i = 0; i < sourceb->channels; i++) {
sample_bytes = frame_bytes / sourceb->stream.channels;
for (i = 0; i < sourceb->stream.channels; i++) {
cd->ibuf[i] = cd->buf + i * sample_bytes;
cd->obuf[i] = cd->ibuf[i] + cd->source_frames_max * frame_bytes;
}
Expand All @@ -459,7 +465,7 @@ static int asrc_prepare(struct comp_dev *dev)
* Get required size and allocate memory for ASRC
*/
sample_bits = sample_bytes * 8;
ret = asrc_get_required_size(&cd->asrc_size, sourceb->channels,
ret = asrc_get_required_size(&cd->asrc_size, sourceb->stream.channels,
sample_bits);
if (ret) {
trace_asrc_error_with_ids(dev, "asrc_prepare(), get_required_size_bytes failed");
Expand All @@ -479,7 +485,7 @@ static int asrc_prepare(struct comp_dev *dev)
/*
* Initialize ASRC
*/
ret = asrc_initialise(cd->asrc_obj, sourceb->channels,
ret = asrc_initialise(cd->asrc_obj, sourceb->stream.channels,
cd->source_rate, cd->sink_rate,
ASRC_IOF_INTERLEAVED, ASRC_IOF_INTERLEAVED,
ASRC_BM_LINEAR, cd->frames, sample_bits,
Expand Down Expand Up @@ -529,8 +535,10 @@ static int asrc_copy(struct comp_dev *dev)
sink = list_first_item(&dev->bsink_list, struct comp_buffer,
source_list);

frames_src = source->avail / buffer_frame_bytes(source);
frames_snk = sink->free / buffer_frame_bytes(sink);
frames_src = source->stream.avail /
audio_stream_frame_bytes(&source->stream);
frames_snk = sink->stream.free /
audio_stream_frame_bytes(&sink->stream);

cd->source_frames = MIN(frames_src, cd->source_frames_max);
cd->sink_frames = ceil_divide(cd->source_frames * cd->sink_rate,
Expand All @@ -549,7 +557,8 @@ static int asrc_copy(struct comp_dev *dev)
}

if (cd->source_frames && cd->sink_frames)
cd->asrc_func(dev, source, sink, &consumed, &produced);
cd->asrc_func(dev, &source->stream, &sink->stream, &consumed,
&produced);

tracev_asrc_with_ids(dev, "asrc_copy(), consumed = %u, produced = %u",
consumed, produced);
Expand All @@ -559,11 +568,11 @@ static int asrc_copy(struct comp_dev *dev)
*/
if (consumed > 0)
comp_update_buffer_consume(source, consumed *
buffer_frame_bytes(source));
audio_stream_frame_bytes(&source->stream));

if (produced > 0)
comp_update_buffer_produce(sink, produced *
buffer_frame_bytes(sink));
audio_stream_frame_bytes(&sink->stream));

return 0;
}
Expand Down
86 changes: 28 additions & 58 deletions src/audio/buffer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,8 @@ struct comp_buffer *buffer_alloc(uint32_t size, uint32_t caps, uint32_t align)
return NULL;
}

buffer->addr = rballoc_align(0, caps, size, align);
if (!buffer->addr) {
buffer->stream.addr = rballoc_align(0, caps, size, align);
if (!buffer->stream.addr) {
rfree(buffer);
trace_buffer_error("buffer_alloc() error: "
"could not alloc size = %u "
Expand Down Expand Up @@ -86,21 +86,21 @@ int buffer_set_size(struct comp_buffer *buffer, uint32_t size)
return -EINVAL;
}

if (size == buffer->size)
if (size == buffer->stream.size)
return 0;

new_ptr = rbrealloc(buffer->addr, 0, buffer->caps, size);
new_ptr = rbrealloc(buffer->stream.addr, 0, buffer->caps, size);

/* we couldn't allocate bigger chunk */
if (!new_ptr && size > buffer->size) {
if (!new_ptr && size > buffer->stream.size) {
trace_buffer_error_with_ids(buffer, "resize error: can't alloc %u bytes type %u",
buffer->size, buffer->caps);
buffer->stream.size, buffer->caps);
return -ENOMEM;
}

/* use bigger chunk, else just use the old chunk but set smaller */
if (new_ptr)
buffer->addr = new_ptr;
buffer->stream.addr = new_ptr;

buffer_init(buffer, size, buffer->caps);

Expand All @@ -124,7 +124,7 @@ void buffer_free(struct comp_buffer *buffer)

list_item_del(&buffer->source_list);
list_item_del(&buffer->sink_list);
rfree(buffer->addr);
rfree(buffer->stream.addr);
rfree(buffer);
}

Expand All @@ -134,8 +134,9 @@ void comp_update_buffer_produce(struct comp_buffer *buffer, uint32_t bytes)
struct buffer_cb_transact cb_data = {
.buffer = buffer,
.transaction_amount = bytes,
.transaction_begin_address = buffer->w_ptr,
.transaction_begin_address = buffer->stream.w_ptr,
};
char *addr;

/* return if no bytes */
if (!bytes) {
Expand All @@ -150,42 +151,24 @@ void comp_update_buffer_produce(struct comp_buffer *buffer, uint32_t bytes)

irq_local_disable(flags);

buffer->w_ptr = (char *)buffer->w_ptr + bytes;

/* check for pointer wrap */
if (buffer->w_ptr >= buffer->end_addr)
buffer->w_ptr = (char *)buffer->addr +
((char *)buffer->w_ptr - (char *)buffer->end_addr);

/* "overwrite" old data in circular wrap case */
if (bytes > buffer->free)
buffer->r_ptr = buffer->w_ptr;

/* calculate available bytes */
if (buffer->r_ptr < buffer->w_ptr)
buffer->avail = (char *)buffer->w_ptr - (char *)buffer->r_ptr;
else if (buffer->r_ptr == buffer->w_ptr)
buffer->avail = buffer->size; /* full */
else
buffer->avail = buffer->size -
((char *)buffer->r_ptr - (char *)buffer->w_ptr);

/* calculate free bytes */
buffer->free = buffer->size - buffer->avail;
audio_stream_produce(&buffer->stream, bytes);

notifier_event(buffer, NOTIFIER_ID_BUFFER_PRODUCE,
NOTIFIER_TARGET_CORE_LOCAL, &cb_data, sizeof(cb_data));

irq_local_enable(flags);

addr = buffer->stream.addr;

tracev_buffer_with_ids(buffer,
"comp_update_buffer_produce(), ((buffer->avail << 16) | buffer->free) = %08x, ((buffer->id << 16) | buffer->size) = %08x",
(buffer->avail << 16) | buffer->free,
(buffer->id << 16) | buffer->size);
(buffer->stream.avail << 16) |
buffer->stream.free,
(buffer->id << 16) | buffer->stream.size);
tracev_buffer_with_ids(buffer,
"comp_update_buffer_produce(), ((buffer->r_ptr - buffer->addr) << 16 | (buffer->w_ptr - buffer->addr)) = %08x",
((char *)buffer->r_ptr - (char *)buffer->addr) << 16 |
((char *)buffer->w_ptr - (char *)buffer->addr));
((char *)buffer->stream.r_ptr - addr) << 16 |
((char *)buffer->stream.w_ptr - addr));
}

void comp_update_buffer_consume(struct comp_buffer *buffer, uint32_t bytes)
Expand All @@ -194,8 +177,9 @@ void comp_update_buffer_consume(struct comp_buffer *buffer, uint32_t bytes)
struct buffer_cb_transact cb_data = {
.buffer = buffer,
.transaction_amount = bytes,
.transaction_begin_address = buffer->r_ptr,
.transaction_begin_address = buffer->stream.r_ptr,
};
char *addr;

/* return if no bytes */
if (!bytes) {
Expand All @@ -210,34 +194,20 @@ void comp_update_buffer_consume(struct comp_buffer *buffer, uint32_t bytes)

irq_local_disable(flags);

buffer->r_ptr = (char *)buffer->r_ptr + bytes;

/* check for pointer wrap */
if (buffer->r_ptr >= buffer->end_addr)
buffer->r_ptr = (char *)buffer->addr +
((char *)buffer->r_ptr - (char *)buffer->end_addr);

/* calculate available bytes */
if (buffer->r_ptr < buffer->w_ptr)
buffer->avail = (char *)buffer->w_ptr - (char *)buffer->r_ptr;
else if (buffer->r_ptr == buffer->w_ptr)
buffer->avail = 0; /* empty */
else
buffer->avail = buffer->size -
((char *)buffer->r_ptr - (char *)buffer->w_ptr);

/* calculate free bytes */
buffer->free = buffer->size - buffer->avail;
audio_stream_consume(&buffer->stream, bytes);

notifier_event(buffer, NOTIFIER_ID_BUFFER_CONSUME,
NOTIFIER_TARGET_CORE_LOCAL, &cb_data, sizeof(cb_data));

irq_local_enable(flags);

addr = buffer->stream.addr;

tracev_buffer_with_ids(buffer,
"comp_update_buffer_consume(), (buffer->avail << 16) | buffer->free = %08x, (buffer->id << 16) | buffer->size = %08x, (buffer->r_ptr - buffer->addr) << 16 | (buffer->w_ptr - buffer->addr)) = %08x",
(buffer->avail << 16) | buffer->free,
(buffer->id << 16) | buffer->size,
((char *)buffer->r_ptr - (char *)buffer->addr) << 16 |
((char *)buffer->w_ptr - (char *)buffer->addr));
(buffer->stream.avail << 16) |
buffer->stream.free,
(buffer->id << 16) | buffer->stream.size,
((char *)buffer->stream.r_ptr - addr) << 16 |
((char *)buffer->stream.w_ptr - addr));
}
7 changes: 4 additions & 3 deletions src/audio/component.c
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Original file line number Diff line number Diff line change
Expand Up @@ -215,9 +215,10 @@ int comp_get_copy_limits(struct comp_dev *dev, struct comp_copy_limits *cl)
cl->sink = list_first_item(&dev->bsink_list, struct comp_buffer,
source_list);

cl->frames = buffer_avail_frames(cl->source, cl->sink);
cl->source_frame_bytes = buffer_frame_bytes(cl->source);
cl->sink_frame_bytes = buffer_frame_bytes(cl->sink);
cl->frames = audio_stream_avail_frames(&cl->source->stream,
&cl->sink->stream);
cl->source_frame_bytes = audio_stream_frame_bytes(&cl->source->stream);
cl->sink_frame_bytes = audio_stream_frame_bytes(&cl->sink->stream);
cl->source_bytes = cl->frames * cl->source_frame_bytes;
cl->sink_bytes = cl->frames * cl->sink_frame_bytes;

Expand Down
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