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milan-avb: adjust the msrp/adp and acmp state machine to communicate talker discovery and srp reserveration

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This commit is contained in:
hackerman-kl 2026-04-12 11:12:15 +02:00 • committed by Wim Taymans
parent 219adaa456
commit f5e97f0f6b
6 changed files with 97 additions and 57 deletions
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89
src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c
View file

@ -1977,15 +1977,41 @@ static int acmp_generic_timer_handler_milan_v12(struct acmp *acmp, uint64_t now,
return cmd->state_handler(acmp, si_state, tmr->saved_packet, tmr->saved_packet_len, now);
}
static int acmp_generic_adp_srp_evt_lt_handler_milan_v12(struct acmp *acmp,
uint64_t entity_id, enum fsm_acmp_evt_milan_v12 event)
static int acmp_generic_srp_evt_lt_handler_milan_v12(struct acmp *acmp,
struct avb_msrp_attribute *msrp_attr,
enum fsm_acmp_evt_milan_v12 event, uint64_t now)
{
const struct listener_fsm_cmd *cmd;
struct stream_common *sc;
struct aecp_aem_stream_input_state *stream_in;
struct aecp_aem_stream_input_state_milan_v12 *si_state;
const struct listener_fsm_cmd *cmd;
sc = SPA_CONTAINER_OF(msrp_attr, struct stream_common, lstream_attr);
stream_in = SPA_CONTAINER_OF(sc, struct aecp_aem_stream_input_state, common);
si_state = SPA_CONTAINER_OF(stream_in,
struct aecp_aem_stream_input_state_milan_v12, stream_in_sta);
cmd = &cmd_listeners_states[si_state->acmp_status.fsm_acmp_state][event];
if (!cmd->state_handler) {
pw_log_warn("No handler: STATE:%s EVT:%s - ignoring",
fsm_acmp_state_milan_v12_str[si_state->acmp_status.fsm_acmp_state],
fsm_acmp_evt_milan_v12_str[event]);
return 0;
}
return cmd->state_handler(acmp, si_state, NULL, 0, now);
}
static int acmp_generic_adp_evt_lt_handler_milan_v12(struct acmp *acmp,
uint64_t entity_id, enum fsm_acmp_evt_milan_v12 event, uint64_t now)
{
struct aecp_aem_stream_input_state_milan_v12 *si_state;
const struct listener_fsm_cmd *cmd;
struct descriptor *desc;
enum fsm_acmp_state_milan_v12 fsm_state;
uint16_t desc_type = AVB_AEM_DESC_STREAM_INPUT;
int rc;
int rc = 0;
(void)entity_id;
for (uint16_t desc_index = 0; desc_index < UINT16_MAX; desc_index++) {
desc = server_find_descriptor(acmp->server, desc_type, desc_index);
@ -1993,33 +2019,22 @@ static int acmp_generic_adp_srp_evt_lt_handler_milan_v12(struct acmp *acmp,
break;
si_state = (struct aecp_aem_stream_input_state_milan_v12 *)desc->ptr;
fsm_state = si_state->acmp_status.fsm_acmp_state;
cmd = &cmd_listeners_states[fsm_state][event];
if (!cmd) {
pw_log_warn("Invalid transition STATE:%s EVT:%s - ignoring",
fsm_acmp_state_milan_v12_str[fsm_state],
cmd = &cmd_listeners_states[si_state->acmp_status.fsm_acmp_state][event];
if (!cmd->state_handler) {
pw_log_warn("No handler: STATE:%s EVT:%s - ignoring",
fsm_acmp_state_milan_v12_str[si_state->acmp_status.fsm_acmp_state],
fsm_acmp_evt_milan_v12_str[event]);
continue;
}
rc = cmd->state_handler(acmp, si_state, NULL, 0, 0);
if (rc){
rc = cmd->state_handler(acmp, si_state, NULL, 0, now);
if (rc)
pw_log_error("cmd failed for stream %p", si_state);
}
}
return 0;
return rc;
}
#if 0
static int acmp_generic_srp_evt_handler_milan_v12(struct acmp *acmp, uint64_t now,
uint64_t entity_id, enum fsm_acmp_evt_milan_v12 event)
{
return 0;
}
#endif
int acmp_init_talker_stream_milan_v12(struct acmp *acmp, void *acmp_status)
{
return 0;
@ -2061,28 +2076,32 @@ int handle_get_rx_state_command_milan_v12(struct acmp *acmp, uint64_t now,
FSM_ACMP_EVT_MILAN_V12_RCV_GET_RX_STATE);
}
int handle_evt_tk_discovered_milan_v12(struct acmp *acmp, uint64_t talker_guid)
int handle_evt_tk_discovered_milan_v12(struct acmp *acmp, uint64_t talker_guid,
uint64_t now)
{
return acmp_generic_adp_srp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_DISCOVERED);
return acmp_generic_adp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_DISCOVERED, now);
}
int handle_evt_tk_departed_milan_v12(struct acmp *acmp, uint64_t talker_guid)
int handle_evt_tk_departed_milan_v12(struct acmp *acmp, uint64_t talker_guid,
uint64_t now)
{
return acmp_generic_adp_srp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_DEPARTED);
return acmp_generic_adp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_DEPARTED, now);
}
int handle_evt_tk_registered_milan_v12(struct acmp *acmp, uint64_t talker_guid)
int handle_evt_tk_registered_milan_v12(struct acmp *acmp,
struct avb_msrp_attribute *msrp_attr, uint64_t now)
{
return acmp_generic_adp_srp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_REGISTERED);
return acmp_generic_srp_evt_lt_handler_milan_v12(acmp, msrp_attr,
FSM_ACMP_EVT_MILAN_V12_TK_REGISTERED, now);
}
int handle_evt_tk_unregistered_milan_v12(struct acmp *acmp, uint64_t talker_guid)
int handle_evt_tk_unregistered_milan_v12(struct acmp *acmp,
struct avb_msrp_attribute *msrp_attr, uint64_t now)
{
return acmp_generic_adp_srp_evt_lt_handler_milan_v12(acmp, talker_guid,
FSM_ACMP_EVT_MILAN_V12_TK_UNREGISTERED);
return acmp_generic_srp_evt_lt_handler_milan_v12(acmp, msrp_attr,
FSM_ACMP_EVT_MILAN_V12_TK_UNREGISTERED, now);
}
int handle_probe_tx_command_milan_v12(struct acmp *acmp, uint64_t now,

11
src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.h
View file

@ -6,6 +6,7 @@
#include <stdint.h>
#include "acmp-common.h"
#include "../msrp.h"
/** Milan v1.2 ACMP */
enum fsm_acmp_state_milan_v12 {
@ -51,11 +52,13 @@ int handle_probe_tx_response_milan_v12(struct acmp *acmp, uint64_t now,
int handle_get_rx_state_command_milan_v12(struct acmp *acmp, uint64_t now,
const void *m, int len);
int handle_evt_tk_discovered_milan_v12(struct acmp *acmp, uint64_t entity);
int handle_evt_tk_departed_milan_v12(struct acmp *acmp, uint64_t entity);
int handle_evt_tk_discovered_milan_v12(struct acmp *acmp, uint64_t entity, uint64_t now);
int handle_evt_tk_departed_milan_v12(struct acmp *acmp, uint64_t entity, uint64_t now);
int handle_evt_tk_registered_milan_v12(struct acmp *acmp, uint64_t talker_guid);
int handle_evt_tk_unregistered_milan_v12(struct acmp *acmp, uint64_t talker_guid);
int handle_evt_tk_registered_milan_v12(struct acmp *acmp,
struct avb_msrp_attribute *msrp_attr, uint64_t now);
int handle_evt_tk_unregistered_milan_v12(struct acmp *acmp,
struct avb_msrp_attribute *msrp_attr, uint64_t now);
int acmp_tmr_no_resp_milan_v12(struct acmp *acmp, uint64_t now);
int acmp_tmr_retry_milan_v12(struct acmp *acmp, uint64_t now);