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authorLuca Boccassi <luca.boccassi@gmail.com>2017-08-16 18:42:05 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2017-08-16 18:46:04 +0100
commitf239aed5e674965691846e8ce3f187dd47523689 (patch)
treea153a3125c6e183c73871a8ecaa4b285fed5fbd5 /drivers/event/sw/sw_evdev.c
parentbf7567fd2a5b0b28ab724046143c24561d38d015 (diff)
New upstream version 17.08
Change-Id: I288b50990f52646089d6b1f3aaa6ba2f091a51d7 Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/event/sw/sw_evdev.c')
-rw-r--r--drivers/event/sw/sw_evdev.c103
1 files changed, 79 insertions, 24 deletions
diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
index a31aaa66..9c534b7f 100644
--- a/drivers/event/sw/sw_evdev.c
+++ b/drivers/event/sw/sw_evdev.c
@@ -30,6 +30,7 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include <inttypes.h>
#include <string.h>
#include <rte_vdev.h>
@@ -37,10 +38,11 @@
#include <rte_kvargs.h>
#include <rte_ring.h>
#include <rte_errno.h>
+#include <rte_event_ring.h>
+#include <rte_service_component.h>
#include "sw_evdev.h"
#include "iq_ring.h"
-#include "event_ring.h"
#define EVENTDEV_NAME_SW_PMD event_sw
#define NUMA_NODE_ARG "numa_node"
@@ -90,7 +92,8 @@ sw_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
} else if (q->type == RTE_SCHED_TYPE_ORDERED) {
p->num_ordered_qids++;
p->num_qids_mapped++;
- } else if (q->type == RTE_SCHED_TYPE_ATOMIC) {
+ } else if (q->type == RTE_SCHED_TYPE_ATOMIC ||
+ q->type == RTE_SCHED_TYPE_PARALLEL) {
p->num_qids_mapped++;
}
@@ -138,7 +141,7 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
{
struct sw_evdev *sw = sw_pmd_priv(dev);
struct sw_port *p = &sw->ports[port_id];
- char buf[QE_RING_NAMESIZE];
+ char buf[RTE_RING_NAMESIZE];
unsigned int i;
struct rte_event_dev_info info;
@@ -159,10 +162,19 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
p->id = port_id;
p->sw = sw;
- snprintf(buf, sizeof(buf), "sw%d_%s", dev->data->dev_id,
- "rx_worker_ring");
- p->rx_worker_ring = qe_ring_create(buf, MAX_SW_PROD_Q_DEPTH,
- dev->data->socket_id);
+ /* check to see if rings exists - port_setup() can be called multiple
+ * times legally (assuming device is stopped). If ring exists, free it
+ * to so it gets re-created with the correct size
+ */
+ snprintf(buf, sizeof(buf), "sw%d_p%u_%s", dev->data->dev_id,
+ port_id, "rx_worker_ring");
+ struct rte_event_ring *existing_ring = rte_event_ring_lookup(buf);
+ if (existing_ring)
+ rte_event_ring_free(existing_ring);
+
+ p->rx_worker_ring = rte_event_ring_create(buf, MAX_SW_PROD_Q_DEPTH,
+ dev->data->socket_id,
+ RING_F_SP_ENQ | RING_F_SC_DEQ | RING_F_EXACT_SZ);
if (p->rx_worker_ring == NULL) {
SW_LOG_ERR("Error creating RX worker ring for port %d\n",
port_id);
@@ -171,12 +183,18 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
p->inflight_max = conf->new_event_threshold;
- snprintf(buf, sizeof(buf), "sw%d_%s", dev->data->dev_id,
- "cq_worker_ring");
- p->cq_worker_ring = qe_ring_create(buf, conf->dequeue_depth,
- dev->data->socket_id);
+ /* check if ring exists, same as rx_worker above */
+ snprintf(buf, sizeof(buf), "sw%d_p%u, %s", dev->data->dev_id,
+ port_id, "cq_worker_ring");
+ existing_ring = rte_event_ring_lookup(buf);
+ if (existing_ring)
+ rte_event_ring_free(existing_ring);
+
+ p->cq_worker_ring = rte_event_ring_create(buf, conf->dequeue_depth,
+ dev->data->socket_id,
+ RING_F_SP_ENQ | RING_F_SC_DEQ | RING_F_EXACT_SZ);
if (p->cq_worker_ring == NULL) {
- qe_ring_destroy(p->rx_worker_ring);
+ rte_event_ring_free(p->rx_worker_ring);
SW_LOG_ERR("Error creating CQ worker ring for port %d\n",
port_id);
return -1;
@@ -202,8 +220,8 @@ sw_port_release(void *port)
if (p == NULL)
return;
- qe_ring_destroy(p->rx_worker_ring);
- qe_ring_destroy(p->cq_worker_ring);
+ rte_event_ring_free(p->rx_worker_ring);
+ rte_event_ring_free(p->cq_worker_ring);
memset(p, 0, sizeof(*p));
}
@@ -435,6 +453,7 @@ sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
.max_event_port_enqueue_depth = MAX_SW_PROD_Q_DEPTH,
.max_num_events = SW_INFLIGHT_EVENTS_TOTAL,
.event_dev_cap = (RTE_EVENT_DEV_CAP_QUEUE_QOS |
+ RTE_EVENT_DEV_CAP_BURST_MODE |
RTE_EVENT_DEV_CAP_EVENT_QOS),
};
@@ -509,8 +528,9 @@ sw_dump(struct rte_eventdev *dev, FILE *f)
fprintf(f, "\n");
if (p->rx_worker_ring) {
- uint64_t used = qe_ring_count(p->rx_worker_ring);
- uint64_t space = qe_ring_free_count(p->rx_worker_ring);
+ uint64_t used = rte_event_ring_count(p->rx_worker_ring);
+ uint64_t space = rte_event_ring_free_count(
+ p->rx_worker_ring);
const char *col = (space == 0) ? COL_RED : COL_RESET;
fprintf(f, "\t%srx ring used: %4"PRIu64"\tfree: %4"
PRIu64 COL_RESET"\n", col, used, space);
@@ -518,8 +538,9 @@ sw_dump(struct rte_eventdev *dev, FILE *f)
fprintf(f, "\trx ring not initialized.\n");
if (p->cq_worker_ring) {
- uint64_t used = qe_ring_count(p->cq_worker_ring);
- uint64_t space = qe_ring_free_count(p->cq_worker_ring);
+ uint64_t used = rte_event_ring_count(p->cq_worker_ring);
+ uint64_t space = rte_event_ring_free_count(
+ p->cq_worker_ring);
const char *col = (space == 0) ? COL_RED : COL_RESET;
fprintf(f, "\t%scq ring used: %4"PRIu64"\tfree: %4"
PRIu64 COL_RESET"\n", col, used, space);
@@ -559,12 +580,13 @@ sw_dump(struct rte_eventdev *dev, FILE *f)
inflights += qid->fids[flow].pcount;
}
- uint32_t cq;
- fprintf(f, "\tInflights: %u\tFlows pinned per port: ",
- inflights);
- for (cq = 0; cq < sw->port_count; cq++)
- fprintf(f, "%d ", affinities_per_port[cq]);
- fprintf(f, "\n");
+ uint32_t port;
+ fprintf(f, "\tPer Port Stats:\n");
+ for (port = 0; port < sw->port_count; port++) {
+ fprintf(f, "\t Port %d: Pkts: %"PRIu64, port,
+ qid->to_port[port]);
+ fprintf(f, "\tFlows: %d\n", affinities_per_port[port]);
+ }
uint32_t iq;
uint32_t iq_printed = 0;
@@ -593,6 +615,13 @@ sw_start(struct rte_eventdev *dev)
{
unsigned int i, j;
struct sw_evdev *sw = sw_pmd_priv(dev);
+
+ /* check a service core is mapped to this service */
+ struct rte_service_spec *s = rte_service_get_by_name(sw->service_name);
+ if (!rte_service_is_running(s))
+ SW_LOG_ERR("Warning: No Service core enabled on service %s\n",
+ s->name);
+
/* check all ports are set up */
for (i = 0; i < sw->port_count; i++)
if (sw->ports[i].rx_worker_ring == NULL) {
@@ -695,6 +724,14 @@ set_credit_quanta(const char *key __rte_unused, const char *value, void *opaque)
return 0;
}
+
+static int32_t sw_sched_service_func(void *args)
+{
+ struct rte_eventdev *dev = args;
+ sw_event_schedule(dev);
+ return 0;
+}
+
static int
sw_probe(struct rte_vdev_device *vdev)
{
@@ -792,6 +829,8 @@ sw_probe(struct rte_vdev_device *vdev)
dev->dev_ops = &evdev_sw_ops;
dev->enqueue = sw_event_enqueue;
dev->enqueue_burst = sw_event_enqueue_burst;
+ dev->enqueue_new_burst = sw_event_enqueue_burst;
+ dev->enqueue_forward_burst = sw_event_enqueue_burst;
dev->dequeue = sw_event_dequeue;
dev->dequeue_burst = sw_event_dequeue_burst;
dev->schedule = sw_event_schedule;
@@ -806,6 +845,22 @@ sw_probe(struct rte_vdev_device *vdev)
sw->credit_update_quanta = credit_quanta;
sw->sched_quanta = sched_quanta;
+ /* register service with EAL */
+ struct rte_service_spec service;
+ memset(&service, 0, sizeof(struct rte_service_spec));
+ snprintf(service.name, sizeof(service.name), "%s_service", name);
+ snprintf(sw->service_name, sizeof(sw->service_name), "%s_service",
+ name);
+ service.socket_id = socket_id;
+ service.callback = sw_sched_service_func;
+ service.callback_userdata = (void *)dev;
+
+ int32_t ret = rte_service_register(&service);
+ if (ret) {
+ SW_LOG_ERR("service register() failed");
+ return -ENOEXEC;
+ }
+
return 0;
}