From: Harman Kalra <hkalra@marvell.com>
To: <jerinj@marvell.com>
Cc: <dev@dpdk.org>, <vattunuru@marvell.com>,
Harman Kalra <hkalra@marvell.com>
Subject: [dpdk-dev] [PATCH 1/4] event/octeontx: add multi segment support to eventdev
Date: Mon, 16 Mar 2020 20:59:10 +0530 [thread overview]
Message-ID: <1584372553-28710-2-git-send-email-hkalra@marvell.com> (raw)
In-Reply-To: <1584372553-28710-1-git-send-email-hkalra@marvell.com>
Adding support for multi segment to the eventdev PMD.
Signed-off-by: Harman Kalra <hkalra@marvell.com>
---
drivers/event/octeontx/ssovf_evdev.c | 33 +++++++---
drivers/event/octeontx/ssovf_evdev.h | 13 ++++
drivers/event/octeontx/ssovf_worker.c | 90 ++++++++++++++++++++++++---
drivers/event/octeontx/ssovf_worker.h | 76 +++++++++++++++++++---
4 files changed, 189 insertions(+), 23 deletions(-)
diff --git a/drivers/event/octeontx/ssovf_evdev.c b/drivers/event/octeontx/ssovf_evdev.c
index f9e93244f..1024b7284 100644
--- a/drivers/event/octeontx/ssovf_evdev.c
+++ b/drivers/event/octeontx/ssovf_evdev.c
@@ -146,15 +146,31 @@ ssovf_fastpath_fns_set(struct rte_eventdev *dev)
dev->enqueue_burst = ssows_enq_burst;
dev->enqueue_new_burst = ssows_enq_new_burst;
dev->enqueue_forward_burst = ssows_enq_fwd_burst;
- dev->dequeue = ssows_deq;
- dev->dequeue_burst = ssows_deq_burst;
- dev->txa_enqueue = sso_event_tx_adapter_enqueue;
- dev->txa_enqueue_same_dest = dev->txa_enqueue;
- if (edev->is_timeout_deq) {
- dev->dequeue = ssows_deq_timeout;
- dev->dequeue_burst = ssows_deq_timeout_burst;
+ if (!!(edev->rx_offload_flags & OCCTX_RX_MULTI_SEG_F)) {
+ dev->dequeue = ssows_deq_mseg;
+ dev->dequeue_burst = ssows_deq_burst_mseg;
+
+ if (edev->is_timeout_deq) {
+ dev->dequeue = ssows_deq_timeout_mseg;
+ dev->dequeue_burst = ssows_deq_timeout_burst_mseg;
+ }
+ } else {
+ dev->dequeue = ssows_deq;
+ dev->dequeue_burst = ssows_deq_burst;
+
+ if (edev->is_timeout_deq) {
+ dev->dequeue = ssows_deq_timeout;
+ dev->dequeue_burst = ssows_deq_timeout_burst;
+ }
}
+
+ if (!!(edev->tx_offload_flags & OCCTX_TX_MULTI_SEG_F))
+ dev->txa_enqueue = sso_event_tx_adapter_enqueue_mseg;
+ else
+ dev->txa_enqueue = sso_event_tx_adapter_enqueue;
+
+ dev->txa_enqueue_same_dest = dev->txa_enqueue;
}
static void
@@ -411,6 +427,7 @@ ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
{
int ret = 0;
const struct octeontx_nic *nic = eth_dev->data->dev_private;
+ struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
pki_mod_qos_t pki_qos;
RTE_SET_USED(dev);
@@ -447,6 +464,8 @@ ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
ssovf_log_err("failed to modify QOS, port=%d, q=%d",
nic->port_id, queue_conf->ev.queue_id);
+ edev->rx_offload_flags = nic->rx_offload_flags;
+ edev->tx_offload_flags = nic->tx_offload_flags;
return ret;
}
diff --git a/drivers/event/octeontx/ssovf_evdev.h b/drivers/event/octeontx/ssovf_evdev.h
index 0e622152c..1c3ae8556 100644
--- a/drivers/event/octeontx/ssovf_evdev.h
+++ b/drivers/event/octeontx/ssovf_evdev.h
@@ -12,6 +12,8 @@
#include <octeontx_mbox.h>
#include <octeontx_ethdev.h>
+#include "octeontx_rxtx.h"
+
#define EVENTDEV_NAME_OCTEONTX_PMD event_octeontx
#define SSOVF_LOG(level, fmt, args...) \
@@ -132,6 +134,7 @@ enum ssovf_type {
};
struct ssovf_evdev {
+ OFFLOAD_FLAGS; /*Sequence should not be changed */
uint8_t max_event_queues;
uint8_t max_event_ports;
uint8_t is_timeout_deq;
@@ -175,6 +178,14 @@ uint16_t ssows_deq_timeout(void *port, struct rte_event *ev,
uint64_t timeout_ticks);
uint16_t ssows_deq_timeout_burst(void *port, struct rte_event ev[],
uint16_t nb_events, uint64_t timeout_ticks);
+uint16_t ssows_deq_mseg(void *port, struct rte_event *ev,
+ uint64_t timeout_ticks);
+uint16_t ssows_deq_burst_mseg(void *port, struct rte_event ev[],
+ uint16_t nb_events, uint64_t timeout_ticks);
+uint16_t ssows_deq_timeout_mseg(void *port, struct rte_event *ev,
+ uint64_t timeout_ticks);
+uint16_t ssows_deq_timeout_burst_mseg(void *port, struct rte_event ev[],
+ uint16_t nb_events, uint64_t timeout_ticks);
typedef void (*ssows_handle_event_t)(void *arg, struct rte_event ev);
void ssows_flush_events(struct ssows *ws, uint8_t queue_id,
@@ -182,6 +193,8 @@ void ssows_flush_events(struct ssows *ws, uint8_t queue_id,
void ssows_reset(struct ssows *ws);
uint16_t sso_event_tx_adapter_enqueue(void *port,
struct rte_event ev[], uint16_t nb_events);
+uint16_t sso_event_tx_adapter_enqueue_mseg(void *port,
+ struct rte_event ev[], uint16_t nb_events);
int ssovf_info(struct ssovf_info *info);
void *ssovf_bar(enum ssovf_type, uint8_t id, uint8_t bar);
int test_eventdev_octeontx(void);
diff --git a/drivers/event/octeontx/ssovf_worker.c b/drivers/event/octeontx/ssovf_worker.c
index 169939d1a..951f66890 100644
--- a/drivers/event/octeontx/ssovf_worker.c
+++ b/drivers/event/octeontx/ssovf_worker.c
@@ -103,7 +103,7 @@ ssows_deq(void *port, struct rte_event *ev, uint64_t timeout_ticks)
ssows_swtag_wait(ws);
return 1;
} else {
- return ssows_get_work(ws, ev);
+ return ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE);
}
}
@@ -118,9 +118,9 @@ ssows_deq_timeout(void *port, struct rte_event *ev, uint64_t timeout_ticks)
ws->swtag_req = 0;
ssows_swtag_wait(ws);
} else {
- ret = ssows_get_work(ws, ev);
+ ret = ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE);
for (iter = 1; iter < timeout_ticks && (ret == 0); iter++)
- ret = ssows_get_work(ws, ev);
+ ret = ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE);
}
return ret;
}
@@ -143,6 +143,61 @@ ssows_deq_timeout_burst(void *port, struct rte_event ev[], uint16_t nb_events,
return ssows_deq_timeout(port, ev, timeout_ticks);
}
+__rte_always_inline uint16_t __hot
+ssows_deq_mseg(void *port, struct rte_event *ev, uint64_t timeout_ticks)
+{
+ struct ssows *ws = port;
+
+ RTE_SET_USED(timeout_ticks);
+
+ if (ws->swtag_req) {
+ ws->swtag_req = 0;
+ ssows_swtag_wait(ws);
+ return 1;
+ } else {
+ return ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE |
+ OCCTX_RX_MULTI_SEG_F);
+ }
+}
+
+__rte_always_inline uint16_t __hot
+ssows_deq_timeout_mseg(void *port, struct rte_event *ev, uint64_t timeout_ticks)
+{
+ struct ssows *ws = port;
+ uint64_t iter;
+ uint16_t ret = 1;
+
+ if (ws->swtag_req) {
+ ws->swtag_req = 0;
+ ssows_swtag_wait(ws);
+ } else {
+ ret = ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE |
+ OCCTX_RX_MULTI_SEG_F);
+ for (iter = 1; iter < timeout_ticks && (ret == 0); iter++)
+ ret = ssows_get_work(ws, ev, OCCTX_RX_OFFLOAD_NONE |
+ OCCTX_RX_MULTI_SEG_F);
+ }
+ return ret;
+}
+
+uint16_t __hot
+ssows_deq_burst_mseg(void *port, struct rte_event ev[], uint16_t nb_events,
+ uint64_t timeout_ticks)
+{
+ RTE_SET_USED(nb_events);
+
+ return ssows_deq_mseg(port, ev, timeout_ticks);
+}
+
+uint16_t __hot
+ssows_deq_timeout_burst_mseg(void *port, struct rte_event ev[],
+ uint16_t nb_events, uint64_t timeout_ticks)
+{
+ RTE_SET_USED(nb_events);
+
+ return ssows_deq_timeout_mseg(port, ev, timeout_ticks);
+}
+
__rte_always_inline uint16_t __hot
ssows_enq(void *port, const struct rte_event *ev)
{
@@ -231,7 +286,9 @@ ssows_flush_events(struct ssows *ws, uint8_t queue_id,
ev.event = sched_type_queue | (get_work0 & 0xffffffff);
if (get_work1 && ev.event_type == RTE_EVENT_TYPE_ETHDEV)
ev.mbuf = ssovf_octeontx_wqe_to_pkt(get_work1,
- (ev.event >> 20) & 0x7F);
+ (ev.event >> 20) & 0x7F,
+ OCCTX_RX_OFFLOAD_NONE |
+ OCCTX_RX_MULTI_SEG_F);
else
ev.u64 = get_work1;
@@ -262,9 +319,9 @@ ssows_reset(struct ssows *ws)
}
}
-uint16_t
-sso_event_tx_adapter_enqueue(void *port,
- struct rte_event ev[], uint16_t nb_events)
+static __rte_always_inline uint16_t
+__sso_event_tx_adapter_enqueue(void *port, struct rte_event ev[],
+ uint16_t nb_events, const uint16_t flag)
{
uint16_t port_id;
uint16_t queue_id;
@@ -298,5 +355,22 @@ sso_event_tx_adapter_enqueue(void *port,
ethdev = &rte_eth_devices[port_id];
txq = ethdev->data->tx_queues[queue_id];
- return __octeontx_xmit_pkts(txq, &m, 1, cmd, OCCTX_TX_OFFLOAD_NONE);
+ return __octeontx_xmit_pkts(txq, &m, 1, cmd, flag);
+}
+
+uint16_t
+sso_event_tx_adapter_enqueue(void *port, struct rte_event ev[],
+ uint16_t nb_events)
+{
+ return __sso_event_tx_adapter_enqueue(port, ev, nb_events,
+ OCCTX_TX_OFFLOAD_NONE);
+}
+
+uint16_t
+sso_event_tx_adapter_enqueue_mseg(void *port, struct rte_event ev[],
+ uint16_t nb_events)
+{
+ return __sso_event_tx_adapter_enqueue(port, ev, nb_events,
+ OCCTX_TX_OFFLOAD_NONE |
+ OCCTX_TX_MULTI_SEG_F);
}
diff --git a/drivers/event/octeontx/ssovf_worker.h b/drivers/event/octeontx/ssovf_worker.h
index c4f886d63..61332304a 100644
--- a/drivers/event/octeontx/ssovf_worker.h
+++ b/drivers/event/octeontx/ssovf_worker.h
@@ -23,8 +23,45 @@ enum {
/* SSO Operations */
+static __rte_always_inline void
+ssovf_octeontx_wqe_xtract_mseg(octtx_wqe_t *wqe,
+ struct rte_mbuf *mbuf)
+{
+ octtx_pki_buflink_t *buflink;
+ rte_iova_t *iova_list;
+ uint8_t nb_segs;
+ uint64_t bytes_left = wqe->s.w1.len - wqe->s.w5.size;
+
+ nb_segs = wqe->s.w0.bufs;
+
+ buflink = (octtx_pki_buflink_t *)((uintptr_t)wqe->s.w3.addr -
+ sizeof(octtx_pki_buflink_t));
+
+ /*TODO: work with rearm data */
+
+ while (--nb_segs) {
+ iova_list = (rte_iova_t *)(uintptr_t)(buflink->w1.s.addr);
+ mbuf->next = (struct rte_mbuf *)(rte_iova_t *)(iova_list - 2)
+ - (OCTTX_PACKET_LATER_SKIP / 128);
+ mbuf = mbuf->next;
+
+ mbuf->data_off = sizeof(octtx_pki_buflink_t);
+
+ __mempool_check_cookies(mbuf->pool, (void **)&mbuf, 1, 1);
+ if (nb_segs == 1)
+ mbuf->data_len = bytes_left;
+ else
+ mbuf->data_len = buflink->w0.s.size;
+
+ bytes_left = bytes_left - buflink->w0.s.size;
+ buflink = (octtx_pki_buflink_t *)(rte_iova_t *)(iova_list - 2);
+
+ }
+}
+
static __rte_always_inline struct rte_mbuf *
-ssovf_octeontx_wqe_to_pkt(uint64_t work, uint16_t port_info)
+ssovf_octeontx_wqe_to_pkt(uint64_t work, uint16_t port_info,
+ const uint16_t flag)
{
struct rte_mbuf *mbuf;
octtx_wqe_t *wqe = (octtx_wqe_t *)(uintptr_t)work;
@@ -35,10 +72,18 @@ ssovf_octeontx_wqe_to_pkt(uint64_t work, uint16_t port_info)
mbuf->packet_type =
ptype_table[wqe->s.w2.lcty][wqe->s.w2.lety][wqe->s.w2.lfty];
mbuf->data_off = RTE_PTR_DIFF(wqe->s.w3.addr, mbuf->buf_addr);
- mbuf->pkt_len = wqe->s.w1.len;
- mbuf->data_len = mbuf->pkt_len;
- mbuf->nb_segs = 1;
mbuf->ol_flags = 0;
+ mbuf->pkt_len = wqe->s.w1.len;
+
+ if (!!(flag & OCCTX_RX_MULTI_SEG_F)) {
+ mbuf->nb_segs = wqe->s.w0.bufs;
+ mbuf->data_len = wqe->s.w5.size;
+ ssovf_octeontx_wqe_xtract_mseg(wqe, mbuf);
+ } else {
+ mbuf->nb_segs = 1;
+ mbuf->data_len = mbuf->pkt_len;
+ }
+
mbuf->port = rte_octeontx_pchan_map[port_info >> 4][port_info & 0xF];
rte_mbuf_refcnt_set(mbuf, 1);
@@ -49,14 +94,29 @@ static __rte_always_inline void
ssovf_octeontx_wqe_free(uint64_t work)
{
octtx_wqe_t *wqe = (octtx_wqe_t *)(uintptr_t)work;
- struct rte_mbuf *mbuf;
+ uint8_t nb_segs = wqe->s.w0.bufs;
+ octtx_pki_buflink_t *buflink;
+ struct rte_mbuf *mbuf, *head;
+ rte_iova_t *iova_list;
mbuf = (struct rte_mbuf *)((uintptr_t)wqe - OCTTX_PACKET_WQE_SKIP);
- rte_pktmbuf_free(mbuf);
+ buflink = (octtx_pki_buflink_t *)((uintptr_t)wqe->s.w3.addr -
+ sizeof(octtx_pki_buflink_t));
+ head = mbuf;
+ while (--nb_segs) {
+ iova_list = (rte_iova_t *)(uintptr_t)(buflink->w1.s.addr);
+ mbuf = (struct rte_mbuf *)(rte_iova_t *)(iova_list - 2)
+ - (OCTTX_PACKET_LATER_SKIP / 128);
+
+ mbuf->next = NULL;
+ rte_pktmbuf_free(mbuf);
+ buflink = (octtx_pki_buflink_t *)(rte_iova_t *)(iova_list - 2);
+ }
+ rte_pktmbuf_free(head);
}
static __rte_always_inline uint16_t
-ssows_get_work(struct ssows *ws, struct rte_event *ev)
+ssows_get_work(struct ssows *ws, struct rte_event *ev, const uint16_t flag)
{
uint64_t get_work0, get_work1;
uint64_t sched_type_queue;
@@ -71,7 +131,7 @@ ssows_get_work(struct ssows *ws, struct rte_event *ev)
if (get_work1 && ev->event_type == RTE_EVENT_TYPE_ETHDEV) {
ev->mbuf = ssovf_octeontx_wqe_to_pkt(get_work1,
- (ev->event >> 20) & 0x7F);
+ (ev->event >> 20) & 0x7F, flag);
} else if (unlikely((get_work0 & 0xFFFFFFFF) == 0xFFFFFFFF)) {
ssovf_octeontx_wqe_free(get_work1);
return 0;
--
2.18.0
next prev parent reply other threads:[~2020-03-16 15:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-16 15:29 [dpdk-dev] [PATCH 0/4] event/octeontx: support new features Harman Kalra
2020-03-16 15:29 ` Harman Kalra [this message]
2020-03-16 15:29 ` [dpdk-dev] [PATCH 2/4] event/octeontx: add framework for Rx/Tx offloads Harman Kalra
2020-03-16 15:29 ` [dpdk-dev] [PATCH 3/4] event/octeontx: add VLAN filter offload support Harman Kalra
2020-04-06 9:53 ` Harman Kalra
2020-03-16 15:29 ` [dpdk-dev] [PATCH 4/4] event/octeontx: support Rx Tx checksum offload Harman Kalra
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