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mem: use MemId to pass buffer memory

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Track memory on buffers in the server and simplify some memory tracking
on the client.
Don't send internal memblock flags to client.
Add read/write flags to memblock.
This commit is contained in:
Wim Taymans 2019-07-24 10:33:26 +02:00
parent 2caf81c97c
commit bae1426615
6 changed files with 30 additions and 29 deletions
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15
src/modules/module-client-node/client-node.c
View file

@ -74,6 +74,7 @@ struct buffer {
struct spa_buffer buffer;
struct spa_meta metas[4];
struct spa_data datas[4];
struct pw_memblock *mem;
};
struct mix {
@ -235,9 +236,6 @@ static int clear_buffers(struct node *this, struct mix *mix)
uint32_t i, j;
struct impl *impl = this->impl;
if (this->resource == NULL)
return 0;
for (i = 0; i < mix->n_buffers; i++) {
struct buffer *b = &mix->buffers[i];
struct pw_memblock *m;
@ -247,16 +245,18 @@ static int clear_buffers(struct node *this, struct mix *mix)
for (j = 0; j < b->buffer.n_datas; j++) {
struct spa_data *d = &b->datas[j];
if (d->type == SPA_DATA_DmaBuf ||
d->type == SPA_DATA_MemFd) {
if (d->type == SPA_DATA_MemId) {
uint32_t id;
id = SPA_PTR_TO_UINT32(b->buffer.datas[j].data);
m = pw_mempool_find_id(this->resource->client->pool, id);
if (m)
if (m) {
pw_log_debug(NAME " %p: mem %d", impl, m->id);
pw_memblock_unref(m);
}
}
}
pw_memblock_unref(b->mem);
}
mix->n_buffers = 0;
return 0;
@ -766,6 +766,8 @@ do_port_use_buffers(struct impl *impl,
if (m == NULL)
return -errno;
b->mem = m;
mb[i].buffer = &b->buffer;
mb[i].mem_id = m->id;
mb[i].offset = SPA_PTRDIFF(baseptr, SPA_MEMBER(mem->map->ptr, 0, void));
@ -788,6 +790,7 @@ do_port_use_buffers(struct impl *impl,
d->type, d->fd, d->flags);
if (m == NULL)
return -errno;
b->buffer.datas[j].type = SPA_DATA_MemId;
b->buffer.datas[j].data = SPA_UINT32_TO_PTR(m->id);
} else if (d->type == SPA_DATA_MemPtr) {
spa_log_debug(this->log, "mem %d %zd", j, SPA_PTRDIFF(d->data, baseptr));