[dpdk-dev] [PATCH 4/5] event/octeontx2: add Tx adadpter support
pbhagavatula at marvell.com
pbhagavatula at marvell.com
Mon Jun 3 11:31:54 CEST 2019
From: Pavan Nikhilesh <pbhagavatula at marvell.com>
Add event eth Tx adapter support to octeontx2 SSO.
Signed-off-by: Jerin Jacob <jerinj at marvell.com>
Signed-off-by: Pavan Nikhilesh <pbhagavatula at marvell.com>
Signed-off-by: Nithin Dabilpuram <ndabilpuram at marvell.com>
---
drivers/event/octeontx2/otx2_evdev.c | 78 ++++++++++++++++++++++
drivers/event/octeontx2/otx2_evdev.h | 26 ++++++++
drivers/event/octeontx2/otx2_evdev_adptr.c | 32 +++++++++
drivers/event/octeontx2/otx2_worker.c | 29 ++++++++
drivers/event/octeontx2/otx2_worker.h | 68 +++++++++++++++++++
drivers/event/octeontx2/otx2_worker_dual.c | 35 ++++++++++
6 files changed, 268 insertions(+)
diff --git a/drivers/event/octeontx2/otx2_evdev.c b/drivers/event/octeontx2/otx2_evdev.c
index 138f4e4fa..4fdc02bf1 100644
--- a/drivers/event/octeontx2/otx2_evdev.c
+++ b/drivers/event/octeontx2/otx2_evdev.c
@@ -168,6 +168,39 @@ SSO_RX_ADPTR_ENQ_FASTPATH_FUNC
#undef R
};
+ /* Tx modes */
+ const event_tx_adapter_enqueue ssogws_tx_adptr_enq[2][2][2][2][2] = {
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+ [f4][f3][f2][f1][f0] = otx2_ssogws_tx_adptr_enq_ ## name,
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+ };
+
+ const event_tx_adapter_enqueue
+ ssogws_tx_adptr_enq_seg[2][2][2][2][2] = {
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+ [f4][f3][f2][f1][f0] = otx2_ssogws_tx_adptr_enq_seg_ ## name,
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+ };
+
+ const event_tx_adapter_enqueue
+ ssogws_dual_tx_adptr_enq[2][2][2][2][2] = {
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+ [f4][f3][f2][f1][f0] = otx2_ssogws_dual_tx_adptr_enq_ ## name,
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+ };
+
+ const event_tx_adapter_enqueue
+ ssogws_dual_tx_adptr_enq_seg[2][2][2][2][2] = {
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+ [f4][f3][f2][f1][f0] = \
+ otx2_ssogws_dual_tx_adptr_enq_seg_ ## name,
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+ };
+
event_dev->enqueue = otx2_ssogws_enq;
event_dev->enqueue_burst = otx2_ssogws_enq_burst;
event_dev->enqueue_new_burst = otx2_ssogws_enq_new_burst;
@@ -238,6 +271,23 @@ SSO_RX_ADPTR_ENQ_FASTPATH_FUNC
}
}
+ if (dev->tx_offloads & NIX_TX_MULTI_SEG_F) {
+ /* [TSMP] [MBUF_NOFF] [VLAN] [OL3_L4_CSUM] [L3_L4_CSUM] */
+ event_dev->txa_enqueue = ssogws_tx_adptr_enq_seg
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_TSTAMP_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_MBUF_NOFF_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_VLAN_QINQ_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_L3_L4_CSUM_F)];
+ } else {
+ event_dev->txa_enqueue = ssogws_tx_adptr_enq
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_TSTAMP_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_MBUF_NOFF_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_VLAN_QINQ_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)]
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_L3_L4_CSUM_F)];
+ }
+
if (dev->dual_ws) {
event_dev->enqueue = otx2_ssogws_dual_enq;
event_dev->enqueue_burst = otx2_ssogws_dual_enq_burst;
@@ -352,6 +402,31 @@ SSO_RX_ADPTR_ENQ_FASTPATH_FUNC
NIX_RX_OFFLOAD_RSS_F)];
}
}
+
+ if (dev->tx_offloads & NIX_TX_MULTI_SEG_F) {
+ /* [TSMP] [MBUF_NOFF] [VLAN] [OL3_L4_CSUM] [L3_L4_CSUM] */
+ event_dev->txa_enqueue = ssogws_dual_tx_adptr_enq_seg
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_TSTAMP_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_MBUF_NOFF_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_VLAN_QINQ_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_L3_L4_CSUM_F)];
+ } else {
+ event_dev->txa_enqueue = ssogws_dual_tx_adptr_enq
+ [!!(dev->tx_offloads & NIX_TX_OFFLOAD_TSTAMP_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_MBUF_NOFF_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_VLAN_QINQ_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)]
+ [!!(dev->tx_offloads &
+ NIX_TX_OFFLOAD_L3_L4_CSUM_F)];
+ }
}
rte_mb();
}
@@ -1410,6 +1485,9 @@ static struct rte_eventdev_ops otx2_sso_ops = {
.eth_rx_adapter_start = otx2_sso_rx_adapter_start,
.eth_rx_adapter_stop = otx2_sso_rx_adapter_stop,
+ .eth_tx_adapter_caps_get = otx2_sso_tx_adapter_caps_get,
+ .eth_tx_adapter_queue_add = otx2_sso_tx_adapter_queue_add,
+
.timer_adapter_caps_get = otx2_tim_caps_get,
.xstats_get = otx2_sso_xstats_get,
diff --git a/drivers/event/octeontx2/otx2_evdev.h b/drivers/event/octeontx2/otx2_evdev.h
index dd493715b..0f0be341f 100644
--- a/drivers/event/octeontx2/otx2_evdev.h
+++ b/drivers/event/octeontx2/otx2_evdev.h
@@ -8,6 +8,7 @@
#include <rte_eventdev.h>
#include <rte_eventdev_pmd.h>
#include <rte_event_eth_rx_adapter.h>
+#include <rte_event_eth_tx_adapter.h>
#include "otx2_common.h"
#include "otx2_dev.h"
@@ -118,6 +119,7 @@ struct otx2_sso_evdev {
rte_iova_t fc_iova;
struct rte_mempool *xaq_pool;
uint64_t rx_offloads;
+ uint64_t tx_offloads;
uint16_t rx_adptr_pool_cnt;
uint32_t adptr_xae_cnt;
uint64_t *rx_adptr_pools;
@@ -308,6 +310,22 @@ uint16_t otx2_ssogws_dual_deq_seg_timeout_burst_ ##name(void *port, \
SSO_RX_ADPTR_ENQ_FASTPATH_FUNC
#undef R
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+uint16_t otx2_ssogws_tx_adptr_enq_ ## name(void *port, struct rte_event ev[],\
+ uint16_t nb_events); \
+uint16_t otx2_ssogws_tx_adptr_enq_seg_ ## name(void *port, \
+ struct rte_event ev[], \
+ uint16_t nb_events); \
+uint16_t otx2_ssogws_dual_tx_adptr_enq_ ## name(void *port, \
+ struct rte_event ev[], \
+ uint16_t nb_events); \
+uint16_t otx2_ssogws_dual_tx_adptr_enq_seg_ ## name(void *port, \
+ struct rte_event ev[], \
+ uint16_t nb_events); \
+
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+
void sso_updt_xae_cnt(struct otx2_sso_evdev *dev, void *data,
uint32_t event_type);
int sso_xae_reconfigure(struct rte_eventdev *event_dev);
@@ -327,6 +345,14 @@ int otx2_sso_rx_adapter_start(const struct rte_eventdev *event_dev,
const struct rte_eth_dev *eth_dev);
int otx2_sso_rx_adapter_stop(const struct rte_eventdev *event_dev,
const struct rte_eth_dev *eth_dev);
+int otx2_sso_tx_adapter_caps_get(const struct rte_eventdev *dev,
+ const struct rte_eth_dev *eth_dev,
+ uint32_t *caps);
+int otx2_sso_tx_adapter_queue_add(uint8_t id,
+ const struct rte_eventdev *event_dev,
+ const struct rte_eth_dev *eth_dev,
+ int32_t tx_queue_id);
+
/* Clean up API's */
typedef void (*otx2_handle_event_t)(void *arg, struct rte_event ev);
void ssogws_flush_events(struct otx2_ssogws *ws, uint8_t queue_id,
diff --git a/drivers/event/octeontx2/otx2_evdev_adptr.c b/drivers/event/octeontx2/otx2_evdev_adptr.c
index c2cf4196e..62ae5b61c 100644
--- a/drivers/event/octeontx2/otx2_evdev_adptr.c
+++ b/drivers/event/octeontx2/otx2_evdev_adptr.c
@@ -327,3 +327,35 @@ otx2_sso_rx_adapter_stop(const struct rte_eventdev *event_dev,
return 0;
}
+
+int
+otx2_sso_tx_adapter_caps_get(const struct rte_eventdev *dev,
+ const struct rte_eth_dev *eth_dev, uint32_t *caps)
+{
+ int ret;
+
+ RTE_SET_USED(dev);
+ ret = strncmp(eth_dev->device->driver->name, "net_octeontx2,", 13);
+ if (ret)
+ *caps = 0;
+ else
+ *caps = RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT;
+
+ return 0;
+}
+
+int
+otx2_sso_tx_adapter_queue_add(uint8_t id, const struct rte_eventdev *event_dev,
+ const struct rte_eth_dev *eth_dev,
+ int32_t tx_queue_id)
+{
+ struct otx2_eth_dev *otx2_eth_dev = eth_dev->data->dev_private;
+ struct otx2_sso_evdev *dev = sso_pmd_priv(event_dev);
+
+ RTE_SET_USED(id);
+ RTE_SET_USED(tx_queue_id);
+ dev->tx_offloads |= otx2_eth_dev->tx_offload_flags;
+ sso_fastpath_fns_set((struct rte_eventdev *)(uintptr_t)event_dev);
+
+ return 0;
+}
diff --git a/drivers/event/octeontx2/otx2_worker.c b/drivers/event/octeontx2/otx2_worker.c
index ea2d0b5a4..cd14cd3d2 100644
--- a/drivers/event/octeontx2/otx2_worker.c
+++ b/drivers/event/octeontx2/otx2_worker.c
@@ -267,6 +267,35 @@ otx2_ssogws_enq_fwd_burst(void *port, const struct rte_event ev[],
return 1;
}
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+uint16_t __hot \
+otx2_ssogws_tx_adptr_enq_ ## name(void *port, struct rte_event ev[], \
+ uint16_t nb_events) \
+{ \
+ struct otx2_ssogws *ws = port; \
+ uint64_t cmd[sz]; \
+ \
+ RTE_SET_USED(nb_events); \
+ return otx2_ssogws_event_tx(ws, ev, cmd, flags); \
+}
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+uint16_t __hot \
+otx2_ssogws_tx_adptr_enq_seg_ ## name(void *port, struct rte_event ev[],\
+ uint16_t nb_events) \
+{ \
+ struct otx2_ssogws *ws = port; \
+ uint64_t cmd[(sz) + NIX_TX_MSEG_SG_DWORDS - 2]; \
+ \
+ RTE_SET_USED(nb_events); \
+ return otx2_ssogws_event_tx(ws, ev, cmd, (flags) | \
+ NIX_TX_MULTI_SEG_F); \
+}
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+
void
ssogws_flush_events(struct otx2_ssogws *ws, uint8_t queue_id, uintptr_t base,
otx2_handle_event_t fn, void *arg)
diff --git a/drivers/event/octeontx2/otx2_worker.h b/drivers/event/octeontx2/otx2_worker.h
index 9d116f1ac..9c13cb1f0 100644
--- a/drivers/event/octeontx2/otx2_worker.h
+++ b/drivers/event/octeontx2/otx2_worker.h
@@ -218,4 +218,72 @@ otx2_ssogws_swtag_wait(struct otx2_ssogws *ws)
#endif
}
+static __rte_always_inline void
+otx2_ssogws_head_wait(struct otx2_ssogws *ws)
+{
+ while (!(otx2_read64(ws->tag_op) & BIT_ULL(35)))
+ ;
+}
+
+static __rte_always_inline const struct otx2_eth_txq *
+otx2_ssogws_xtract_meta(struct rte_mbuf *m)
+{
+ return rte_eth_devices[m->port].data->tx_queues[
+ rte_event_eth_tx_adapter_txq_get(m)];
+}
+
+static __rte_always_inline void
+otx2_ssogws_prepare_pkt(const struct otx2_eth_txq *txq, struct rte_mbuf *m,
+ uint64_t *cmd, const uint32_t flags)
+{
+ otx2_lmt_mov(cmd, txq->cmd, otx2_nix_tx_ext_subs(flags));
+ otx2_nix_xmit_prepare(m, cmd, flags);
+}
+
+static __rte_always_inline uint16_t
+otx2_ssogws_event_tx(struct otx2_ssogws *ws, struct rte_event ev[],
+ uint64_t *cmd, const uint32_t flags)
+{
+ const struct otx2_eth_txq *txq = NULL;
+ struct rte_mbuf *m = ev[0].mbuf;
+ uint16_t segdw;
+
+ rte_prefetch_non_temporal(m);
+
+ switch (ev->sched_type) {
+ case SSO_SYNC_ORDERED:
+ rte_cio_wmb();
+ txq = otx2_ssogws_xtract_meta(m);
+ otx2_ssogws_prepare_pkt(txq, m, cmd, flags);
+ otx2_ssogws_head_wait(ws);
+ break;
+ case SSO_SYNC_UNTAGGED:
+ otx2_ssogws_swtag_norm(ws, ev->event, SSO_SYNC_ATOMIC);
+ rte_cio_wmb();
+ txq = otx2_ssogws_xtract_meta(m);
+ otx2_ssogws_prepare_pkt(txq, m, cmd, flags);
+ otx2_ssogws_swtag_wait(ws);
+ break;
+ case SSO_SYNC_ATOMIC:
+ rte_cio_wmb();
+ txq = otx2_ssogws_xtract_meta(m);
+ otx2_ssogws_prepare_pkt(txq, m, cmd, flags);
+ break;
+ }
+
+ if (flags & NIX_TX_MULTI_SEG_F) {
+ segdw = otx2_nix_prepare_mseg(m, cmd, flags);
+ otx2_nix_xmit_prepare_tstamp(cmd, &txq->cmd[0],
+ m->ol_flags, segdw, flags);
+ otx2_nix_xmit_mseg_one(cmd, txq->lmt_addr, txq->io_addr, segdw);
+ } else {
+ /* Passing no of segdw as 4: HDR + EXT + SG + SMEM */
+ otx2_nix_xmit_prepare_tstamp(cmd, &txq->cmd[0],
+ m->ol_flags, 4, flags);
+ otx2_nix_xmit_one(cmd, txq->lmt_addr, txq->io_addr, flags);
+ }
+
+ return 1;
+}
+
#endif
diff --git a/drivers/event/octeontx2/otx2_worker_dual.c b/drivers/event/octeontx2/otx2_worker_dual.c
index cbe03c1bb..37c274a54 100644
--- a/drivers/event/octeontx2/otx2_worker_dual.c
+++ b/drivers/event/octeontx2/otx2_worker_dual.c
@@ -305,3 +305,38 @@ otx2_ssogws_dual_deq_seg_timeout_burst_ ##name(void *port, \
SSO_RX_ADPTR_ENQ_FASTPATH_FUNC
#undef R
+
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+uint16_t __hot \
+otx2_ssogws_dual_tx_adptr_enq_ ## name(void *port, \
+ struct rte_event ev[], \
+ uint16_t nb_events) \
+{ \
+ struct otx2_ssogws_dual *ws = port; \
+ struct otx2_ssogws *vws = \
+ (struct otx2_ssogws *)&ws->ws_state[!ws->vws]; \
+ uint64_t cmd[sz]; \
+ \
+ RTE_SET_USED(nb_events); \
+ return otx2_ssogws_event_tx(vws, ev, cmd, flags); \
+}
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
+
+#define T(name, f4, f3, f2, f1, f0, sz, flags) \
+uint16_t __hot \
+otx2_ssogws_dual_tx_adptr_enq_seg_ ## name(void *port, \
+ struct rte_event ev[], \
+ uint16_t nb_events) \
+{ \
+ struct otx2_ssogws_dual *ws = port; \
+ struct otx2_ssogws *vws = \
+ (struct otx2_ssogws *)&ws->ws_state[!ws->vws]; \
+ uint64_t cmd[(sz) + NIX_TX_MSEG_SG_DWORDS - 2]; \
+ \
+ RTE_SET_USED(nb_events); \
+ return otx2_ssogws_event_tx(vws, ev, cmd, (flags) | \
+ NIX_TX_MULTI_SEG_F); \
+}
+SSO_TX_ADPTR_ENQ_FASTPATH_FUNC
+#undef T
--
2.21.0
More information about the dev
mailing list