New upstream version 17.08

[deb_dpdk.git] / drivers / event / octeontx / ssovf_worker.c

diff --git a/drivers/event/octeontx/ssovf_worker.c b/drivers/event/octeontx/ssovf_worker.c
index ad3fe68..5e17c7b 100644 (file)
--- a/drivers/event/octeontx/ssovf_worker.c
+++ b/drivers/event/octeontx/ssovf_worker.c
@@ -1,7 +1,7 @@
 /*
  *   BSD LICENSE
  *
- *   Copyright (C) Cavium networks Ltd. 2017.
+ *   Copyright (C) Cavium, Inc. 2017.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -13,7 +13,7 @@
  *       notice, this list of conditions and the following disclaimer in
  *       the documentation and/or other materials provided with the
  *       distribution.
- *     * Neither the name of Cavium networks nor the names of its
+ *     * Neither the name of Cavium, Inc nor the names of its
  *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
  *
@@ -32,7 +32,7 @@
 
 #include "ssovf_worker.h"
 
-static force_inline void
+static __rte_always_inline void
 ssows_new_event(struct ssows *ws, const struct rte_event *ev)
 {
        const uint64_t event_ptr = ev->u64;
@@ -43,7 +43,7 @@ ssows_new_event(struct ssows *ws, const struct rte_event *ev)
        ssows_add_work(ws, event_ptr, tag, new_tt, grp);
 }
 
-static force_inline void
+static __rte_always_inline void
 ssows_fwd_swtag(struct ssows *ws, const struct rte_event *ev, const uint8_t grp)
 {
        const uint8_t cur_tt = ws->cur_tt;
@@ -72,7 +72,7 @@ ssows_fwd_swtag(struct ssows *ws, const struct rte_event *ev, const uint8_t grp)
 
 #define OCT_EVENT_TYPE_GRP_FWD (RTE_EVENT_TYPE_MAX - 1)
 
-static force_inline void
+static __rte_always_inline void
 ssows_fwd_group(struct ssows *ws, const struct rte_event *ev, const uint8_t grp)
 {
        const uint64_t event_ptr = ev->u64;
@@ -95,7 +95,7 @@ ssows_fwd_group(struct ssows *ws, const struct rte_event *ev, const uint8_t grp)
        ssows_add_work(ws, event_ptr, tag, new_tt, grp);
 }
 
-static force_inline void
+static __rte_always_inline void
 ssows_forward_event(struct ssows *ws, const struct rte_event *ev)
 {
        const uint8_t grp = ev->queue_id;
@@ -112,39 +112,39 @@ ssows_forward_event(struct ssows *ws, const struct rte_event *ev)
                ssows_fwd_group(ws, ev, grp);
 }
 
-static force_inline void
+static __rte_always_inline void
 ssows_release_event(struct ssows *ws)
 {
        if (likely(ws->cur_tt != SSO_SYNC_UNTAGGED))
                ssows_swtag_untag(ws);
 }
 
-force_inline uint16_t __hot
+__rte_always_inline uint16_t __hot
 ssows_deq(void *port, struct rte_event *ev, uint64_t timeout_ticks)
 {
        struct ssows *ws = port;
 
        RTE_SET_USED(timeout_ticks);
 
-       ssows_swtag_wait(ws);
        if (ws->swtag_req) {
                ws->swtag_req = 0;
+               ssows_swtag_wait(ws);
                return 1;
        } else {
                return ssows_get_work(ws, ev);
        }
 }
 
-force_inline uint16_t __hot
+__rte_always_inline uint16_t __hot
 ssows_deq_timeout(void *port, struct rte_event *ev, uint64_t timeout_ticks)
 {
        struct ssows *ws = port;
        uint64_t iter;
        uint16_t ret = 1;
 
-       ssows_swtag_wait(ws);
        if (ws->swtag_req) {
                ws->swtag_req = 0;
+               ssows_swtag_wait(ws);
        } else {
                ret = ssows_get_work(ws, ev);
                for (iter = 1; iter < timeout_ticks && (ret == 0); iter++)
@@ -171,7 +171,7 @@ ssows_deq_timeout_burst(void *port, struct rte_event ev[], uint16_t nb_events,
        return ssows_deq_timeout(port, ev, timeout_ticks);
 }
 
-force_inline uint16_t __hot
+__rte_always_inline uint16_t __hot
 ssows_enq(void *port, const struct rte_event *ev)
 {
        struct ssows *ws = port;
@@ -179,6 +179,7 @@ ssows_enq(void *port, const struct rte_event *ev)
 
        switch (ev->op) {
        case RTE_EVENT_OP_NEW:
+               rte_smp_wmb();
                ssows_new_event(ws, ev);
                break;
        case RTE_EVENT_OP_FORWARD:
@@ -200,6 +201,30 @@ ssows_enq_burst(void *port, const struct rte_event ev[], uint16_t nb_events)
        return ssows_enq(port, ev);
 }
 
+uint16_t __hot
+ssows_enq_new_burst(void *port, const struct rte_event ev[], uint16_t nb_events)
+{
+       uint16_t i;
+       struct ssows *ws = port;
+
+       rte_smp_wmb();
+       for (i = 0; i < nb_events; i++)
+               ssows_new_event(ws,  &ev[i]);
+
+       return nb_events;
+}
+
+uint16_t __hot
+ssows_enq_fwd_burst(void *port, const struct rte_event ev[], uint16_t nb_events)
+{
+       struct ssows *ws = port;
+       RTE_SET_USED(nb_events);
+
+       ssows_forward_event(ws,  ev);
+
+       return 1;
+}
+
 void
 ssows_flush_events(struct ssows *ws, uint8_t queue_id)
 {