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updated phy controller to use task scheduler

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master
Francisco Paisana 5 years ago
parent 36fc88d2e2
commit 4fb8011a6d
5 changed files with 29 additions and 40 deletions
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6
srsue/hdr/stack/rrc/phy_controller.h
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@ -54,7 +54,7 @@ public:
struct in_sync_ev {};
struct out_sync_ev {};
explicit phy_controller(phy_interface_rrc_lte* phy_, stack_interface_rrc* stack_);
explicit phy_controller(phy_interface_rrc_lte* phy_, srslte::task_sched_handle task_sched_);
// PHY procedures interfaces
bool start_cell_select(const phy_cell_t& phy_cell, const srslte::event_callback<bool>& on_complete);
@ -117,8 +117,8 @@ public:
};
private:
phy_interface_rrc_lte* phy = nullptr;
stack_interface_rrc* stack = nullptr;
phy_interface_rrc_lte* phy = nullptr;
srslte::task_sched_handle task_sched;
std::vector<srslte::event_callback<cell_srch_res> > csearch_callbacks;

2
srsue/hdr/stack/rrc/rrc.h
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@ -165,8 +165,6 @@ private:
srslte::block_queue<cmd_msg_t> cmd_q;
void process_pcch(srslte::unique_byte_buffer_t pdu);
void start_phy_cell_search();
void start_phy_cell_select(const phy_interface_rrc_lte::phy_cell_t* cell);
stack_interface_rrc* stack = nullptr;
srslte::task_sched_handle task_sched;

26
srsue/src/stack/rrc/phy_controller.cc
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@ -30,10 +30,10 @@ std::string to_string(const phy_interface_rrc_lte::phy_cell_t& cell)
return buffer;
}
phy_controller::phy_controller(srsue::phy_interface_rrc_lte* phy_, srsue::stack_interface_rrc* stack_) :
phy_controller::phy_controller(srsue::phy_interface_rrc_lte* phy_, srslte::task_sched_handle task_sched_) :
base_t(srslte::log_ref{"RRC"}),
phy(phy_),
stack(stack_)
task_sched(task_sched_)
{}
/**************************************
@ -62,7 +62,7 @@ void phy_controller::in_sync()
phy_controller::selecting_cell::selecting_cell(phy_controller* parent_) : nested_fsm_t(parent_)
{
wait_in_sync_timer = parent_fsm()->stack->get_unique_timer();
wait_in_sync_timer = parent_fsm()->task_sched.get_unique_timer();
}
void phy_controller::selecting_cell::enter(phy_controller* f, const cell_sel_cmd& ev)
@ -72,7 +72,12 @@ void phy_controller::selecting_cell::enter(phy_controller* f, const cell_sel_cmd
csel_res.result = false;
fsmInfo("Starting for pci=%d, earfcn=%d\n", target_cell.pci, target_cell.earfcn);
f->stack->start_cell_select(&target_cell);
phy_interface_rrc_lte::phy_cell_t cell_copy = target_cell;
f->task_sched.enqueue_background_task([f, cell_copy](uint32_t worker_id) {
bool ret = f->phy->cell_select(&cell_copy);
// notify back RRC
f->task_sched.notify_background_task_result([f, ret]() { f->cell_selection_completed(ret); });
});
}
void phy_controller::selecting_cell::exit(phy_controller* f)
@ -86,7 +91,7 @@ void phy_controller::selecting_cell::exit(phy_controller* f)
}
// Signal result back to FSM that called cell selection
f->stack->defer_task(srslte::make_move_task(csel_callback, csel_res.result));
f->task_sched.defer_task(srslte::make_move_task(csel_callback, csel_res.result));
}
void phy_controller::selecting_cell::wait_in_sync::enter(selecting_cell* f, const cell_sel_res& ev)
@ -126,9 +131,14 @@ bool phy_controller::cell_search_completed(cell_search_ret_t cs_ret, phy_cell_t
void phy_controller::searching_cell::enter(phy_controller* f, const cell_search_cmd& cmd)
{
f->log_h->info("Initiated Cell search\n");
otherfsmInfo(f, "Initiating Cell search\n");
f->csearch_callbacks.emplace_back(cmd.callback);
f->stack->start_cell_search();
f->task_sched.enqueue_background_task([f](uint32_t worker_id) {
phy_interface_rrc_lte::phy_cell_t found_cell;
phy_interface_rrc_lte::cell_search_ret_t ret = f->phy->cell_search(&found_cell);
// notify back RRC
f->task_sched.notify_background_task_result([f, found_cell, ret]() { f->cell_search_completed(ret, found_cell); });
});
}
void phy_controller::handle_cell_search_res(searching_cell& s, const cell_srch_res& result)
@ -146,7 +156,7 @@ void phy_controller::handle_cell_search_res(searching_cell& s, const cell_srch_r
}
// Signal result back to FSM that called cell search
stack->defer_task(srslte::make_move_task(std::move(csearch_callbacks), result));
task_sched.defer_task(srslte::make_move_task(std::move(csearch_callbacks), result));
}
void phy_controller::share_cell_search_res(searching_cell& s, const cell_search_cmd& cmd)

22
srsue/src/stack/rrc/rrc.cc
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@ -116,7 +116,7 @@ void rrc::init(phy_interface_rrc_lte* phy_,
args = args_;
phy_ctrl.reset(new phy_controller{phy, stack});
phy_ctrl.reset(new phy_controller{phy, task_sched});
state = RRC_STATE_IDLE;
plmn_is_selected = false;
@ -1368,26 +1368,6 @@ void rrc::parse_pdu_mch(uint32_t lcid, srslte::unique_byte_buffer_t pdu)
}
}
void rrc::start_phy_cell_search()
{
task_sched.enqueue_background_task([this](uint32_t worker_id) {
phy_interface_rrc_lte::phy_cell_t found_cell;
phy_interface_rrc_lte::cell_search_ret_t ret = phy->cell_search(&found_cell);
// notify back RRC
task_sched.notify_background_task_result([this, found_cell, ret]() { cell_search_completed(ret, found_cell); });
});
}
void rrc::start_phy_cell_select(const phy_interface_rrc_lte::phy_cell_t* cell)
{
phy_interface_rrc_lte::phy_cell_t cell_copy = *cell;
task_sched.enqueue_background_task([this, cell_copy](uint32_t worker_id) {
bool ret = phy->cell_select(&cell_copy);
// notify back RRC
task_sched.notify_background_task_result([this, ret]() { cell_select_completed(ret); });
});
}
/*******************************************************************************
*
*

13
srsue/test/upper/rrc_phy_ctrl_test.cc
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@ -65,9 +65,9 @@ struct cell_select_result_test {
int test_phy_ctrl_fsm()
{
srslte::log_ref test_log{"TEST"};
stack_test_dummy stack;
srslte::task_scheduler task_sched;
phy_dummy_interface phy;
phy_controller phy_ctrl{&phy, &stack};
phy_controller phy_ctrl{&phy, &task_sched};
cell_search_result_test csearch_tester{&phy_ctrl};
cell_select_result_test csel_tester{&phy_ctrl};
@ -101,7 +101,7 @@ int test_phy_ctrl_fsm()
TESTASSERT(phy_ctrl.current_state_name() != "searching_cell");
// TEST: Check propagation of cell search result to caller
stack.run_tti();
task_sched.run_pending_tasks();
TESTASSERT(csearch_tester.trigger_called);
TESTASSERT(csearch_tester.result.cs_ret.found == cs_ret.found);
TESTASSERT(csearch_tester.result.found_cell.pci == found_cell.pci);
@ -128,7 +128,7 @@ int test_phy_ctrl_fsm()
TESTASSERT(phy_ctrl.current_state_name() != "selecting_cell");
// TEST: Propagation of cell selection result to caller
stack.run_tti();
task_sched.run_pending_tasks();
TESTASSERT(csel_tester.result == 1);
// TEST: Cell Selection with timeout being reached
@ -141,12 +141,13 @@ int test_phy_ctrl_fsm()
for (uint32_t i = 0; i < phy_controller::wait_sync_timeout_ms; ++i) {
TESTASSERT(phy_ctrl.current_state_name() == "selecting_cell");
stack.run_tti();
task_sched.tic();
task_sched.run_pending_tasks();
}
TESTASSERT(phy_ctrl.current_state_name() != "selecting_cell");
// TEST: Propagation of cell selection result to caller
stack.run_tti();
task_sched.run_pending_tasks();
TESTASSERT(csel_tester.result == 0);
test_log->info("Finished RRC PHY controller test successfully\n");

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