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jack: report cpu load

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Find the driver activation and use it to get stats.
This commit is contained in:
Wim Taymans 2019-08-22 10:59:16 +02:00
parent 2c25b8c216
commit 33cac9932c
1 changed files with 27 additions and 2 deletions
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29
src/pipewire-jack.c
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@ -276,6 +276,8 @@ struct client {
struct spa_list free_ports[2];
struct pw_array links;
uint32_t driver_id;
struct pw_node_activation *driver_activation;
struct pw_memmap *mem;
struct pw_node_activation *activation;
@ -284,6 +286,7 @@ struct client {
int status;
jack_position_t jack_position;
};
static void init_port_pool(struct client *c, enum spa_direction direction)
@ -851,6 +854,17 @@ static int client_node_set_param(void *object,
return -ENOTSUP;
}
static int update_driver_activation(struct client *c)
{
struct link *link;
pw_log_debug(NAME" %p: driver %d", c, c->driver_id);
link = find_activation(&c->links, c->driver_id);
c->driver_activation = link ? link->activation : NULL;
return 0;
}
static int client_node_set_io(void *object,
uint32_t id,
uint32_t mem_id,
@ -884,6 +898,8 @@ static int client_node_set_io(void *object,
switch (id) {
case SPA_IO_Position:
c->position = ptr;
c->driver_id = ptr ? c->position->clock.id : SPA_ID_INVALID;
update_driver_activation(c);
break;
default:
break;
@ -1409,6 +1425,9 @@ static int client_node_set_activation(void *object,
clear_link(c, link);
}
if (c->driver_id == node_id)
update_driver_activation(c);
exit:
if (res < 0)
pw_proxy_error((struct pw_proxy*)c->node_proxy, res, spa_strerror(res));
@ -2217,8 +2236,14 @@ int jack_engine_takeover_timebase (jack_client_t *client)
SPA_EXPORT
float jack_cpu_load (jack_client_t *client)
{
pw_log_warn(NAME" %p: not implemented", client);
return 0.0;
struct client *c = (struct client *) client;
float res = 0.0f;
if (c->driver_activation)
res = c->driver_activation->cpu_load[2];
pw_log_trace(NAME" %p: cpu load %f", client, res);
return res;
}
SPA_EXPORT