From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Add function to cancel event timer that has been armed.
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
drivers/event/octeontx2/otx2_tim_evdev.c | 1 +
drivers/event/octeontx2/otx2_tim_evdev.h | 4 +++
drivers/event/octeontx2/otx2_tim_worker.c | 29 ++++++++++++++++++
drivers/event/octeontx2/otx2_tim_worker.h | 37 +++++++++++++++++++++++
4 files changed, 71 insertions(+)
@@ -53,6 +53,7 @@ TIM_ARM_TMO_FASTPATH_MODES
[tim_ring->ena_dfb][prod_flag];
otx2_tim_ops.arm_tmo_tick_burst = arm_tmo_burst[tim_ring->optimized]
[tim_ring->ena_dfb];
+ otx2_tim_ops.cancel_burst = otx2_tim_timer_cancel_burst;
}
static void
@@ -181,6 +181,10 @@ uint16_t otx2_tim_arm_tmo_tick_burst_ ## _name( \
TIM_ARM_TMO_FASTPATH_MODES
#undef FP
+uint16_t otx2_tim_timer_cancel_burst(
+ const struct rte_event_timer_adapter *adptr,
+ struct rte_event_timer **tim, const uint16_t nb_timers);
+
int otx2_tim_caps_get(const struct rte_eventdev *dev, uint64_t flags,
uint32_t *caps,
const struct rte_event_timer_adapter_ops **ops);
@@ -135,3 +135,32 @@ otx2_tim_arm_tmo_tick_burst_ ## _name( \
}
TIM_ARM_TMO_FASTPATH_MODES
#undef FP
+
+uint16_t
+otx2_tim_timer_cancel_burst(const struct rte_event_timer_adapter *adptr,
+ struct rte_event_timer **tim,
+ const uint16_t nb_timers)
+{
+ uint16_t index;
+ int ret;
+
+ RTE_SET_USED(adptr);
+ for (index = 0; index < nb_timers; index++) {
+ if (tim[index]->state == RTE_EVENT_TIMER_CANCELED) {
+ rte_errno = EALREADY;
+ break;
+ }
+
+ if (tim[index]->state != RTE_EVENT_TIMER_ARMED) {
+ rte_errno = EINVAL;
+ break;
+ }
+ ret = tim_rm_entry(tim[index]);
+ if (ret) {
+ rte_errno = -ret;
+ break;
+ }
+ }
+
+ return index;
+}
@@ -410,4 +410,41 @@ tim_add_entry_brst(struct otx2_tim_ring * const tim_ring,
return nb_timers;
}
+static int
+tim_rm_entry(struct rte_event_timer *tim)
+{
+ struct otx2_tim_ent *entry;
+ struct otx2_tim_bkt *bkt;
+ uint64_t lock_sema;
+
+ if (tim->impl_opaque[1] == 0 || tim->impl_opaque[0] == 0)
+ return -ENOENT;
+
+ entry = (struct otx2_tim_ent *)(uintptr_t)tim->impl_opaque[0];
+ if (entry->wqe != tim->ev.u64) {
+ tim->impl_opaque[0] = 0;
+ tim->impl_opaque[1] = 0;
+ return -ENOENT;
+ }
+
+ bkt = (struct otx2_tim_bkt *)(uintptr_t)tim->impl_opaque[1];
+ lock_sema = tim_bkt_inc_lock(bkt);
+ if (tim_bkt_get_hbt(lock_sema) || !tim_bkt_get_nent(lock_sema)) {
+ tim_bkt_dec_lock(bkt);
+ tim->impl_opaque[0] = 0;
+ tim->impl_opaque[1] = 0;
+ return -ENOENT;
+ }
+
+ entry->w0 = 0;
+ entry->wqe = 0;
+ tim_bkt_dec_lock(bkt);
+
+ tim->state = RTE_EVENT_TIMER_CANCELED;
+ tim->impl_opaque[0] = 0;
+ tim->impl_opaque[1] = 0;
+
+ return 0;
+}
+
#endif /* __OTX2_TIM_WORKER_H__ */