New upstream version 18.11-rc1upstream/18.11-rc1

Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

6 files changed, 60 insertions, 64 deletions

diff --git a/drivers/net/octeontx/base/meson.build b/drivers/net/octeontx/base/meson.build
index 09f657ab..a06a2c89 100644
--- a/drivers/net/octeontx/base/meson.build
+++ b/drivers/net/octeontx/base/meson.build
@@ -13,8 +13,12 @@ foreach d: depends
 	static_objs += [get_variable('static_rte_' + d)]
 endforeach
 
+c_args = cflags
+if allow_experimental_apis
+	c_args += '-DALLOW_EXPERIMENTAL_API'
+endif
 base_lib = static_library('octeontx_base', sources,
-	c_args: cflags,
+	c_args: c_args,
 	dependencies: static_objs,
 )
 
diff --git a/drivers/net/octeontx/base/octeontx_io.h b/drivers/net/octeontx/base/octeontx_io.h
index d51ded23..04b9ce19 100644
--- a/drivers/net/octeontx/base/octeontx_io.h
+++ b/drivers/net/octeontx/base/octeontx_io.h
@@ -10,7 +10,7 @@
 
 #include <rte_io.h>
 
-/* In Cavium OcteonTX SoC, all accesses to the device registers are
+/* In Cavium OCTEON TX SoC, all accesses to the device registers are
  * implicitly strongly ordered. So, The relaxed version of IO operation is
  * safe to use with out any IO memory barriers.
  */
diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
index 0f3d5d67..06814862 100644
--- a/drivers/net/octeontx/octeontx_ethdev.c
+++ b/drivers/net/octeontx/octeontx_ethdev.c
@@ -281,14 +281,6 @@ octeontx_dev_configure(struct rte_eth_dev *dev)
 		return -EINVAL;
 	}
 
-	/* KEEP_CRC offload flag is not supported by PMD
-	 * can remove the below block when DEV_RX_OFFLOAD_CRC_STRIP removed
-	 */
-	if (rte_eth_dev_must_keep_crc(rxmode->offloads)) {
-		PMD_INIT_LOG(NOTICE, "can't disable hw crc strip");
-		rxmode->offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
-	}
-
 	if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
 		PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
 		txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
@@ -1023,12 +1015,22 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
 		return 0;
 	}
 
+	/* Reserve an ethdev entry */
+	eth_dev = rte_eth_dev_allocate(octtx_name);
+	if (eth_dev == NULL) {
+		octeontx_log_err("failed to allocate rte_eth_dev");
+		res = -ENOMEM;
+		goto err;
+	}
+	data = eth_dev->data;
+
 	nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
 	if (nic == NULL) {
 		octeontx_log_err("failed to allocate nic structure");
 		res = -ENOMEM;
 		goto err;
 	}
+	data->dev_private = nic;
 
 	nic->port_id = port;
 	nic->evdev = evdev;
@@ -1045,21 +1047,11 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
 		goto err;
 	}
 
-	/* Reserve an ethdev entry */
-	eth_dev = rte_eth_dev_allocate(octtx_name);
-	if (eth_dev == NULL) {
-		octeontx_log_err("failed to allocate rte_eth_dev");
-		res = -ENOMEM;
-		goto err;
-	}
-
 	eth_dev->device = &dev->device;
 	eth_dev->intr_handle = NULL;
 	eth_dev->data->kdrv = RTE_KDRV_NONE;
 	eth_dev->data->numa_node = dev->device.numa_node;
 
-	data = eth_dev->data;
-	data->dev_private = nic;
 	data->port_id = eth_dev->data->port_id;
 
 	nic->ev_queues = 1;
@@ -1111,12 +1103,7 @@ err:
 	if (nic)
 		octeontx_port_close(nic);
 
-	if (eth_dev != NULL) {
-		rte_free(eth_dev->data->mac_addrs);
-		rte_free(data);
-		rte_free(nic);
-		rte_eth_dev_release_port(eth_dev);
-	}
+	rte_eth_dev_release_port(eth_dev);
 
 	return res;
 }
@@ -1141,16 +1128,22 @@ octeontx_remove(struct rte_vdev_device *dev)
 		if (eth_dev == NULL)
 			return -ENODEV;
 
+		if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+			rte_eth_dev_release_port(eth_dev);
+			continue;
+		}
+
 		nic = octeontx_pmd_priv(eth_dev);
 		rte_event_dev_stop(nic->evdev);
 		PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
 
-		rte_free(eth_dev->data->mac_addrs);
-		rte_free(eth_dev->data->dev_private);
 		rte_eth_dev_release_port(eth_dev);
 		rte_event_dev_close(nic->evdev);
 	}
 
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
+
 	/* Free FC resource */
 	octeontx_pko_fc_free();
 
diff --git a/drivers/net/octeontx/octeontx_ethdev.h b/drivers/net/octeontx/octeontx_ethdev.h
index 14f16969..920f6f89 100644
--- a/drivers/net/octeontx/octeontx_ethdev.h
+++ b/drivers/net/octeontx/octeontx_ethdev.h
@@ -28,8 +28,7 @@
 #define OCTEONTX_MAX_BGX_PORTS			4
 #define OCTEONTX_MAX_LMAC_PER_BGX		4
 
-#define OCTEONTX_RX_OFFLOADS			(DEV_RX_OFFLOAD_CRC_STRIP \
-						| DEV_RX_OFFLOAD_CHECKSUM)
+#define OCTEONTX_RX_OFFLOADS			DEV_RX_OFFLOAD_CHECKSUM
 #define OCTEONTX_TX_OFFLOADS			DEV_TX_OFFLOAD_MT_LOCKFREE
 
 static inline struct octeontx_nic *
diff --git a/drivers/net/octeontx/octeontx_rxtx.c b/drivers/net/octeontx/octeontx_rxtx.c
index a9149b4e..1e201f32 100644
--- a/drivers/net/octeontx/octeontx_rxtx.c
+++ b/drivers/net/octeontx/octeontx_rxtx.c
@@ -19,40 +19,6 @@
 #include "octeontx_rxtx.h"
 #include "octeontx_logs.h"
 
-
-static __rte_always_inline uint16_t __hot
-__octeontx_xmit_pkts(void *lmtline_va, void *ioreg_va, int64_t *fc_status_va,
-			struct rte_mbuf *tx_pkt)
-{
-	uint64_t cmd_buf[4];
-	uint16_t gaura_id;
-
-	if (unlikely(*((volatile int64_t *)fc_status_va) < 0))
-		return -ENOSPC;
-
-	/* Get the gaura Id */
-	gaura_id = octeontx_fpa_bufpool_gaura((uintptr_t)tx_pkt->pool->pool_id);
-
-	/* Setup PKO_SEND_HDR_S */
-	cmd_buf[0] = tx_pkt->data_len & 0xffff;
-	cmd_buf[1] = 0x0;
-
-	/* Set don't free bit if reference count > 1 */
-	if (rte_mbuf_refcnt_read(tx_pkt) > 1)
-		cmd_buf[0] |= (1ULL << 58); /* SET DF */
-
-	/* Setup PKO_SEND_GATHER_S */
-	cmd_buf[(1 << 1) | 1] = rte_mbuf_data_iova(tx_pkt);
-	cmd_buf[(1 << 1) | 0] = PKO_SEND_GATHER_SUBDC |
-				PKO_SEND_GATHER_LDTYPE(0x1ull) |
-				PKO_SEND_GATHER_GAUAR((long)gaura_id) |
-				tx_pkt->data_len;
-
-	octeontx_reg_lmtst(lmtline_va, ioreg_va, cmd_buf, PKO_CMD_SZ);
-
-	return 0;
-}
-
 uint16_t __hot
 octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
 {
@@ -63,6 +29,7 @@ octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
 
 	count = 0;
 
+	rte_cio_wmb();
 	while (count < nb_pkts) {
 		res = __octeontx_xmit_pkts(dq->lmtline_va, dq->ioreg_va,
 					   dq->fc_status_va,
diff --git a/drivers/net/octeontx/octeontx_rxtx.h b/drivers/net/octeontx/octeontx_rxtx.h
index fe3e5ccd..d0d73b30 100644
--- a/drivers/net/octeontx/octeontx_rxtx.h
+++ b/drivers/net/octeontx/octeontx_rxtx.h
@@ -100,6 +100,39 @@ ptype_table[PTYPE_SIZE][PTYPE_SIZE][PTYPE_SIZE] = {
 
 };
 
+static __rte_always_inline int
+__octeontx_xmit_pkts(void *lmtline_va, void *ioreg_va, int64_t *fc_status_va,
+			struct rte_mbuf *tx_pkt)
+{
+	uint64_t cmd_buf[4] __rte_cache_aligned;
+	uint16_t gaura_id;
+
+	if (unlikely(*((volatile int64_t *)fc_status_va) < 0))
+		return -ENOSPC;
+
+	/* Get the gaura Id */
+	gaura_id = octeontx_fpa_bufpool_gpool((uintptr_t)tx_pkt->pool->pool_id);
+
+	/* Setup PKO_SEND_HDR_S */
+	cmd_buf[0] = tx_pkt->data_len & 0xffff;
+	cmd_buf[1] = 0x0;
+
+	/* Set don't free bit if reference count > 1 */
+	if (rte_mbuf_refcnt_read(tx_pkt) > 1)
+		cmd_buf[0] |= (1ULL << 58); /* SET DF */
+
+	/* Setup PKO_SEND_GATHER_S */
+	cmd_buf[(1 << 1) | 1] = rte_mbuf_data_iova(tx_pkt);
+	cmd_buf[(1 << 1) | 0] = PKO_SEND_GATHER_SUBDC |
+				PKO_SEND_GATHER_LDTYPE(0x1ull) |
+				PKO_SEND_GATHER_GAUAR((long)gaura_id) |
+				tx_pkt->data_len;
+
+	octeontx_reg_lmtst(lmtline_va, ioreg_va, cmd_buf, PKO_CMD_SZ);
+
+	return 0;
+}
+
 uint16_t
 octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts);