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path: root/drivers/net/mvpp2/mrvl_ethdev.c
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Diffstat (limited to 'drivers/net/mvpp2/mrvl_ethdev.c')
-rw-r--r--drivers/net/mvpp2/mrvl_ethdev.c510
1 files changed, 391 insertions, 119 deletions
diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c
index a2d0576e..ab4c14e5 100644
--- a/drivers/net/mvpp2/mrvl_ethdev.c
+++ b/drivers/net/mvpp2/mrvl_ethdev.c
@@ -10,15 +10,6 @@
#include <rte_malloc.h>
#include <rte_bus_vdev.h>
-/* Unluckily, container_of is defined by both DPDK and MUSDK,
- * we'll declare only one version.
- *
- * Note that it is not used in this PMD anyway.
- */
-#ifdef container_of
-#undef container_of
-#endif
-
#include <fcntl.h>
#include <linux/ethtool.h>
#include <linux/sockios.h>
@@ -29,8 +20,12 @@
#include <sys/stat.h>
#include <sys/types.h>
+#include <rte_mvep_common.h>
#include "mrvl_ethdev.h"
#include "mrvl_qos.h"
+#include "mrvl_flow.h"
+#include "mrvl_mtr.h"
+#include "mrvl_tm.h"
/* bitmask with reserved hifs */
#define MRVL_MUSDK_HIFS_RESERVED 0x0F
@@ -59,23 +54,18 @@
#define MRVL_ARP_LENGTH 28
#define MRVL_COOKIE_ADDR_INVALID ~0ULL
-
-#define MRVL_COOKIE_HIGH_ADDR_SHIFT (sizeof(pp2_cookie_t) * 8)
-#define MRVL_COOKIE_HIGH_ADDR_MASK (~0ULL << MRVL_COOKIE_HIGH_ADDR_SHIFT)
-
-/* Memory size (in bytes) for MUSDK dma buffers */
-#define MRVL_MUSDK_DMA_MEMSIZE 41943040
+#define MRVL_COOKIE_HIGH_ADDR_MASK 0xffffff0000000000
/** Port Rx offload capabilities */
#define MRVL_RX_OFFLOADS (DEV_RX_OFFLOAD_VLAN_FILTER | \
DEV_RX_OFFLOAD_JUMBO_FRAME | \
- DEV_RX_OFFLOAD_CRC_STRIP | \
DEV_RX_OFFLOAD_CHECKSUM)
/** Port Tx offloads capabilities */
#define MRVL_TX_OFFLOADS (DEV_TX_OFFLOAD_IPV4_CKSUM | \
DEV_TX_OFFLOAD_UDP_CKSUM | \
- DEV_TX_OFFLOAD_TCP_CKSUM)
+ DEV_TX_OFFLOAD_TCP_CKSUM | \
+ DEV_TX_OFFLOAD_MULTI_SEGS)
static const char * const valid_args[] = {
MRVL_IFACE_NAME_ARG,
@@ -86,13 +76,12 @@ static const char * const valid_args[] = {
static int used_hifs = MRVL_MUSDK_HIFS_RESERVED;
static struct pp2_hif *hifs[RTE_MAX_LCORE];
static int used_bpools[PP2_NUM_PKT_PROC] = {
- MRVL_MUSDK_BPOOLS_RESERVED,
- MRVL_MUSDK_BPOOLS_RESERVED
+ [0 ... PP2_NUM_PKT_PROC - 1] = MRVL_MUSDK_BPOOLS_RESERVED
};
-struct pp2_bpool *mrvl_port_to_bpool_lookup[RTE_MAX_ETHPORTS];
-int mrvl_port_bpool_size[PP2_NUM_PKT_PROC][PP2_BPOOL_NUM_POOLS][RTE_MAX_LCORE];
-uint64_t cookie_addr_high = MRVL_COOKIE_ADDR_INVALID;
+static struct pp2_bpool *mrvl_port_to_bpool_lookup[RTE_MAX_ETHPORTS];
+static int mrvl_port_bpool_size[PP2_NUM_PKT_PROC][PP2_BPOOL_NUM_POOLS][RTE_MAX_LCORE];
+static uint64_t cookie_addr_high = MRVL_COOKIE_ADDR_INVALID;
int mrvl_logtype;
@@ -116,7 +105,9 @@ struct mrvl_shadow_txq {
int head; /* write index - used when sending buffers */
int tail; /* read index - used when releasing buffers */
u16 size; /* queue occupied size */
- u16 num_to_release; /* number of buffers sent, that can be released */
+ u16 num_to_release; /* number of descriptors sent, that can be
+ * released
+ */
struct buff_release_entry ent[MRVL_PP2_TX_SHADOWQ_SIZE]; /* q entries */
};
@@ -148,6 +139,12 @@ static inline void mrvl_free_sent_buffers(struct pp2_ppio *ppio,
struct pp2_hif *hif, unsigned int core_id,
struct mrvl_shadow_txq *sq, int qid, int force);
+static uint16_t mrvl_tx_pkt_burst(void *txq, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts);
+static uint16_t mrvl_tx_sg_pkt_burst(void *txq, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts);
+
+
#define MRVL_XSTATS_TBL_ENTRY(name) { \
#name, offsetof(struct pp2_ppio_statistics, name), \
sizeof(((struct pp2_ppio_statistics *)0)->name) \
@@ -174,6 +171,31 @@ static struct {
MRVL_XSTATS_TBL_ENTRY(tx_errors)
};
+static inline void
+mrvl_fill_shadowq(struct mrvl_shadow_txq *sq, struct rte_mbuf *buf)
+{
+ sq->ent[sq->head].buff.cookie = (uint64_t)buf;
+ sq->ent[sq->head].buff.addr = buf ?
+ rte_mbuf_data_iova_default(buf) : 0;
+
+ sq->ent[sq->head].bpool =
+ (unlikely(!buf || buf->port >= RTE_MAX_ETHPORTS ||
+ buf->refcnt > 1)) ? NULL :
+ mrvl_port_to_bpool_lookup[buf->port];
+
+ sq->head = (sq->head + 1) & MRVL_PP2_TX_SHADOWQ_MASK;
+ sq->size++;
+}
+
+static inline void
+mrvl_fill_desc(struct pp2_ppio_desc *desc, struct rte_mbuf *buf)
+{
+ pp2_ppio_outq_desc_reset(desc);
+ pp2_ppio_outq_desc_set_phys_addr(desc, rte_pktmbuf_iova(buf));
+ pp2_ppio_outq_desc_set_pkt_offset(desc, 0);
+ pp2_ppio_outq_desc_set_pkt_len(desc, rte_pktmbuf_data_len(buf));
+}
+
static inline int
mrvl_get_bpool_size(int pp2_id, int pool_id)
{
@@ -253,6 +275,27 @@ out:
}
/**
+ * Set tx burst function according to offload flag
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ */
+static void
+mrvl_set_tx_function(struct rte_eth_dev *dev)
+{
+ struct mrvl_priv *priv = dev->data->dev_private;
+
+ /* Use a simple Tx queue (no offloads, no multi segs) if possible */
+ if (priv->multiseg) {
+ RTE_LOG(INFO, PMD, "Using multi-segment tx callback\n");
+ dev->tx_pkt_burst = mrvl_tx_sg_pkt_burst;
+ } else {
+ RTE_LOG(INFO, PMD, "Using single-segment tx callback\n");
+ dev->tx_pkt_burst = mrvl_tx_pkt_burst;
+ }
+}
+
+/**
* Configure rss based on dpdk rss configuration.
*
* @param priv
@@ -307,6 +350,11 @@ mrvl_dev_configure(struct rte_eth_dev *dev)
struct mrvl_priv *priv = dev->data->dev_private;
int ret;
+ if (priv->ppio) {
+ MRVL_LOG(INFO, "Device reconfiguration is not supported");
+ return -EINVAL;
+ }
+
if (dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_NONE &&
dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
MRVL_LOG(INFO, "Unsupported rx multi queue mode %d",
@@ -314,14 +362,6 @@ mrvl_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(dev->data->dev_conf.rxmode.offloads)) {
- MRVL_LOG(INFO, "L2 CRC stripping is always enabled in hw");
- dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
- }
-
if (dev->data->dev_conf.rxmode.split_hdr_size) {
MRVL_LOG(INFO, "Split headers not supported");
return -EINVAL;
@@ -329,7 +369,10 @@ mrvl_dev_configure(struct rte_eth_dev *dev)
if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
dev->data->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len -
- ETHER_HDR_LEN - ETHER_CRC_LEN;
+ MRVL_PP2_ETH_HDRS_LEN;
+
+ if (dev->data->dev_conf.txmode.offloads & DEV_TX_OFFLOAD_MULTI_SEGS)
+ priv->multiseg = 1;
ret = mrvl_configure_rxqs(priv, dev->data->port_id,
dev->data->nb_rx_queues);
@@ -345,6 +388,10 @@ mrvl_dev_configure(struct rte_eth_dev *dev)
priv->ppio_params.maintain_stats = 1;
priv->nb_rx_queues = dev->data->nb_rx_queues;
+ ret = mrvl_tm_init(dev);
+ if (ret < 0)
+ return ret;
+
if (dev->data->nb_rx_queues == 1 &&
dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_RSS) {
MRVL_LOG(WARNING, "Disabling hash for 1 rx queue");
@@ -375,21 +422,55 @@ static int
mrvl_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
{
struct mrvl_priv *priv = dev->data->dev_private;
- /* extra MV_MH_SIZE bytes are required for Marvell tag */
- uint16_t mru = mtu + MV_MH_SIZE + ETHER_HDR_LEN + ETHER_CRC_LEN;
+ uint16_t mru;
+ uint16_t mbuf_data_size = 0; /* SW buffer size */
int ret;
- if (mtu < ETHER_MIN_MTU || mru > MRVL_PKT_SIZE_MAX)
+ mru = MRVL_PP2_MTU_TO_MRU(mtu);
+ /*
+ * min_rx_buf_size is equal to mbuf data size
+ * if pmd didn't set it differently
+ */
+ mbuf_data_size = dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM;
+ /* Prevent PMD from:
+ * - setting mru greater than the mbuf size resulting in
+ * hw and sw buffer size mismatch
+ * - setting mtu that requires the support of scattered packets
+ * when this feature has not been enabled/supported so far
+ * (TODO check scattered_rx flag here once scattered RX is supported).
+ */
+ if (mru + MRVL_PKT_OFFS > mbuf_data_size) {
+ mru = mbuf_data_size - MRVL_PKT_OFFS;
+ mtu = MRVL_PP2_MRU_TO_MTU(mru);
+ MRVL_LOG(WARNING, "MTU too big, max MTU possible limitted "
+ "by current mbuf size: %u. Set MTU to %u, MRU to %u",
+ mbuf_data_size, mtu, mru);
+ }
+
+ if (mtu < ETHER_MIN_MTU || mru > MRVL_PKT_SIZE_MAX) {
+ MRVL_LOG(ERR, "Invalid MTU [%u] or MRU [%u]", mtu, mru);
return -EINVAL;
+ }
+
+ dev->data->mtu = mtu;
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = mru - MV_MH_SIZE;
if (!priv->ppio)
return 0;
ret = pp2_ppio_set_mru(priv->ppio, mru);
- if (ret)
+ if (ret) {
+ MRVL_LOG(ERR, "Failed to change MRU");
return ret;
+ }
- return pp2_ppio_set_mtu(priv->ppio, mtu);
+ ret = pp2_ppio_set_mtu(priv->ppio, mtu);
+ if (ret) {
+ MRVL_LOG(ERR, "Failed to change MTU");
+ return ret;
+ }
+
+ return 0;
}
/**
@@ -528,6 +609,9 @@ mrvl_dev_start(struct rte_eth_dev *dev)
char match[MRVL_MATCH_LEN];
int ret = 0, i, def_init_size;
+ if (priv->ppio)
+ return mrvl_dev_set_link_up(dev);
+
snprintf(match, sizeof(match), "ppio-%d:%d",
priv->pp_id, priv->ppio_id);
priv->ppio_params.match = match;
@@ -597,9 +681,13 @@ mrvl_dev_start(struct rte_eth_dev *dev)
}
priv->vlan_flushed = 1;
}
+ ret = mrvl_mtu_set(dev, dev->data->mtu);
+ if (ret)
+ MRVL_LOG(ERR, "Failed to set MTU to %d", dev->data->mtu);
/* For default QoS config, don't start classifier. */
- if (mrvl_qos_cfg) {
+ if (mrvl_qos_cfg &&
+ mrvl_qos_cfg->port[dev->data->port_id].use_global_defaults == 0) {
ret = mrvl_start_qos_mapping(priv);
if (ret) {
MRVL_LOG(ERR, "Failed to setup QoS mapping");
@@ -631,6 +719,10 @@ mrvl_dev_start(struct rte_eth_dev *dev)
goto out;
}
+ mrvl_flow_init(dev);
+ mrvl_mtr_init(dev);
+ mrvl_set_tx_function(dev);
+
return 0;
out:
MRVL_LOG(ERR, "Failed to start device");
@@ -752,28 +844,7 @@ mrvl_flush_bpool(struct rte_eth_dev *dev)
static void
mrvl_dev_stop(struct rte_eth_dev *dev)
{
- struct mrvl_priv *priv = dev->data->dev_private;
-
mrvl_dev_set_link_down(dev);
- mrvl_flush_rx_queues(dev);
- mrvl_flush_tx_shadow_queues(dev);
- if (priv->cls_tbl) {
- pp2_cls_tbl_deinit(priv->cls_tbl);
- priv->cls_tbl = NULL;
- }
- if (priv->qos_tbl) {
- pp2_cls_qos_tbl_deinit(priv->qos_tbl);
- priv->qos_tbl = NULL;
- }
- if (priv->ppio)
- pp2_ppio_deinit(priv->ppio);
- priv->ppio = NULL;
-
- /* policer must be released after ppio deinitialization */
- if (priv->policer) {
- pp2_cls_plcr_deinit(priv->policer);
- priv->policer = NULL;
- }
}
/**
@@ -788,6 +859,11 @@ mrvl_dev_close(struct rte_eth_dev *dev)
struct mrvl_priv *priv = dev->data->dev_private;
size_t i;
+ mrvl_flush_rx_queues(dev);
+ mrvl_flush_tx_shadow_queues(dev);
+ mrvl_flow_deinit(dev);
+ mrvl_mtr_deinit(dev);
+
for (i = 0; i < priv->ppio_params.inqs_params.num_tcs; ++i) {
struct pp2_ppio_tc_params *tc_params =
&priv->ppio_params.inqs_params.tcs_params[i];
@@ -798,7 +874,29 @@ mrvl_dev_close(struct rte_eth_dev *dev)
}
}
+ if (priv->cls_tbl) {
+ pp2_cls_tbl_deinit(priv->cls_tbl);
+ priv->cls_tbl = NULL;
+ }
+
+ if (priv->qos_tbl) {
+ pp2_cls_qos_tbl_deinit(priv->qos_tbl);
+ priv->qos_tbl = NULL;
+ }
+
mrvl_flush_bpool(dev);
+ mrvl_tm_deinit(dev);
+
+ if (priv->ppio) {
+ pp2_ppio_deinit(priv->ppio);
+ priv->ppio = NULL;
+ }
+
+ /* policer must be released after ppio deinitialization */
+ if (priv->default_policer) {
+ pp2_cls_plcr_deinit(priv->default_policer);
+ priv->default_policer = NULL;
+ }
}
/**
@@ -1337,7 +1435,6 @@ mrvl_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
/* By default packets are dropped if no descriptors are available */
info->default_rxconf.rx_drop_en = 1;
- info->default_rxconf.offloads = DEV_RX_OFFLOAD_CRC_STRIP;
info->max_rx_pktlen = MRVL_PKT_SIZE_MAX;
}
@@ -1356,6 +1453,8 @@ mrvl_dev_supported_ptypes_get(struct rte_eth_dev *dev __rte_unused)
{
static const uint32_t ptypes[] = {
RTE_PTYPE_L2_ETHER,
+ RTE_PTYPE_L2_ETHER_VLAN,
+ RTE_PTYPE_L2_ETHER_QINQ,
RTE_PTYPE_L3_IPV4,
RTE_PTYPE_L3_IPV4_EXT,
RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
@@ -1492,7 +1591,7 @@ mrvl_fill_bpool(struct mrvl_rxq *rxq, int num)
entries[i].buff.addr =
rte_mbuf_data_iova_default(mbufs[i]);
- entries[i].buff.cookie = (pp2_cookie_t)(uint64_t)mbufs[i];
+ entries[i].buff.cookie = (uint64_t)mbufs[i];
entries[i].bpool = bpool;
}
@@ -1537,8 +1636,8 @@ mrvl_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
{
struct mrvl_priv *priv = dev->data->dev_private;
struct mrvl_rxq *rxq;
- uint32_t min_size,
- max_rx_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
+ uint32_t frame_size, buf_size = rte_pktmbuf_data_room_size(mp);
+ uint32_t max_rx_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
int ret, tc, inq;
uint64_t offloads;
@@ -1553,15 +1652,16 @@ mrvl_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
return -EFAULT;
}
- min_size = rte_pktmbuf_data_room_size(mp) - RTE_PKTMBUF_HEADROOM -
- MRVL_PKT_EFFEC_OFFS;
- if (min_size < max_rx_pkt_len) {
- MRVL_LOG(ERR,
- "Mbuf size must be increased to %u bytes to hold up to %u bytes of data.",
- max_rx_pkt_len + RTE_PKTMBUF_HEADROOM +
- MRVL_PKT_EFFEC_OFFS,
+ frame_size = buf_size - RTE_PKTMBUF_HEADROOM - MRVL_PKT_EFFEC_OFFS;
+ if (frame_size < max_rx_pkt_len) {
+ MRVL_LOG(WARNING,
+ "Mbuf size must be increased to %u bytes to hold up "
+ "to %u bytes of data.",
+ buf_size + max_rx_pkt_len - frame_size,
max_rx_pkt_len);
- return -EINVAL;
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
+ MRVL_LOG(INFO, "Setting max rx pkt len to %u",
+ dev->data->dev_conf.rxmode.max_rx_pkt_len);
}
if (dev->data->rx_queues[idx]) {
@@ -1867,6 +1967,44 @@ mrvl_eth_filter_ctrl(struct rte_eth_dev *dev __rte_unused,
}
}
+/**
+ * DPDK callback to get rte_mtr callbacks.
+ *
+ * @param dev
+ * Pointer to the device structure.
+ * @param ops
+ * Pointer to pass the mtr ops.
+ *
+ * @return
+ * Always 0.
+ */
+static int
+mrvl_mtr_ops_get(struct rte_eth_dev *dev __rte_unused, void *ops)
+{
+ *(const void **)ops = &mrvl_mtr_ops;
+
+ return 0;
+}
+
+/**
+ * DPDK callback to get rte_tm callbacks.
+ *
+ * @param dev
+ * Pointer to the device structure.
+ * @param ops
+ * Pointer to pass the tm ops.
+ *
+ * @return
+ * Always 0.
+ */
+static int
+mrvl_tm_ops_get(struct rte_eth_dev *dev __rte_unused, void *ops)
+{
+ *(const void **)ops = &mrvl_tm_ops;
+
+ return 0;
+}
+
static const struct eth_dev_ops mrvl_ops = {
.dev_configure = mrvl_dev_configure,
.dev_start = mrvl_dev_start,
@@ -1904,6 +2042,8 @@ static const struct eth_dev_ops mrvl_ops = {
.rss_hash_update = mrvl_rss_hash_update,
.rss_hash_conf_get = mrvl_rss_hash_conf_get,
.filter_ctrl = mrvl_eth_filter_ctrl,
+ .mtr_ops_get = mrvl_mtr_ops_get,
+ .tm_ops_get = mrvl_tm_ops_get,
};
/**
@@ -1925,13 +2065,27 @@ mrvl_desc_to_packet_type_and_offset(struct pp2_ppio_desc *desc,
{
enum pp2_inq_l3_type l3_type;
enum pp2_inq_l4_type l4_type;
+ enum pp2_inq_vlan_tag vlan_tag;
uint64_t packet_type;
pp2_ppio_inq_desc_get_l3_info(desc, &l3_type, l3_offset);
pp2_ppio_inq_desc_get_l4_info(desc, &l4_type, l4_offset);
+ pp2_ppio_inq_desc_get_vlan_tag(desc, &vlan_tag);
packet_type = RTE_PTYPE_L2_ETHER;
+ switch (vlan_tag) {
+ case PP2_INQ_VLAN_TAG_SINGLE:
+ packet_type |= RTE_PTYPE_L2_ETHER_VLAN;
+ break;
+ case PP2_INQ_VLAN_TAG_DOUBLE:
+ case PP2_INQ_VLAN_TAG_TRIPLE:
+ packet_type |= RTE_PTYPE_L2_ETHER_QINQ;
+ break;
+ default:
+ break;
+ }
+
switch (l3_type) {
case PP2_INQ_L3_TYPE_IPV4_NO_OPTS:
packet_type |= RTE_PTYPE_L3_IPV4;
@@ -2073,7 +2227,7 @@ mrvl_rx_pkt_burst(void *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
if (unlikely(status != PP2_DESC_ERR_OK)) {
struct pp2_buff_inf binf = {
.addr = rte_mbuf_data_iova_default(mbuf),
- .cookie = (pp2_cookie_t)(uint64_t)mbuf,
+ .cookie = (uint64_t)mbuf,
};
pp2_bpool_put_buff(hif, bpool, &binf);
@@ -2334,22 +2488,8 @@ mrvl_tx_pkt_burst(void *txq, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
rte_mbuf_prefetch_part2(pref_pkt_hdr);
}
- sq->ent[sq->head].buff.cookie = (pp2_cookie_t)(uint64_t)mbuf;
- sq->ent[sq->head].buff.addr =
- rte_mbuf_data_iova_default(mbuf);
- sq->ent[sq->head].bpool =
- (unlikely(mbuf->port >= RTE_MAX_ETHPORTS ||
- mbuf->refcnt > 1)) ? NULL :
- mrvl_port_to_bpool_lookup[mbuf->port];
- sq->head = (sq->head + 1) & MRVL_PP2_TX_SHADOWQ_MASK;
- sq->size++;
-
- pp2_ppio_outq_desc_reset(&descs[i]);
- pp2_ppio_outq_desc_set_phys_addr(&descs[i],
- rte_pktmbuf_iova(mbuf));
- pp2_ppio_outq_desc_set_pkt_offset(&descs[i], 0);
- pp2_ppio_outq_desc_set_pkt_len(&descs[i],
- rte_pktmbuf_pkt_len(mbuf));
+ mrvl_fill_shadowq(sq, mbuf);
+ mrvl_fill_desc(&descs[i], mbuf);
bytes_sent += rte_pktmbuf_pkt_len(mbuf);
/*
@@ -2387,6 +2527,152 @@ mrvl_tx_pkt_burst(void *txq, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
return nb_pkts;
}
+/** DPDK callback for S/G transmit.
+ *
+ * @param txq
+ * Generic pointer transmit queue.
+ * @param tx_pkts
+ * Packets to transmit.
+ * @param nb_pkts
+ * Number of packets in array.
+ *
+ * @return
+ * Number of packets successfully transmitted.
+ */
+static uint16_t
+mrvl_tx_sg_pkt_burst(void *txq, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts)
+{
+ struct mrvl_txq *q = txq;
+ struct mrvl_shadow_txq *sq;
+ struct pp2_hif *hif;
+ struct pp2_ppio_desc descs[nb_pkts * PP2_PPIO_DESC_NUM_FRAGS];
+ struct pp2_ppio_sg_pkts pkts;
+ uint8_t frags[nb_pkts];
+ unsigned int core_id = rte_lcore_id();
+ int i, j, ret, bytes_sent = 0;
+ int tail, tail_first;
+ uint16_t num, sq_free_size;
+ uint16_t nb_segs, total_descs = 0;
+ uint64_t addr;
+
+ hif = mrvl_get_hif(q->priv, core_id);
+ sq = &q->shadow_txqs[core_id];
+ pkts.frags = frags;
+ pkts.num = 0;
+
+ if (unlikely(!q->priv->ppio || !hif))
+ return 0;
+
+ if (sq->size)
+ mrvl_free_sent_buffers(q->priv->ppio, hif, core_id,
+ sq, q->queue_id, 0);
+
+ /* Save shadow queue free size */
+ sq_free_size = MRVL_PP2_TX_SHADOWQ_SIZE - sq->size - 1;
+
+ tail = 0;
+ for (i = 0; i < nb_pkts; i++) {
+ struct rte_mbuf *mbuf = tx_pkts[i];
+ struct rte_mbuf *seg = NULL;
+ int gen_l3_cksum, gen_l4_cksum;
+ enum pp2_outq_l3_type l3_type;
+ enum pp2_outq_l4_type l4_type;
+
+ nb_segs = mbuf->nb_segs;
+ tail_first = tail;
+ total_descs += nb_segs;
+
+ /*
+ * Check if total_descs does not exceed
+ * shadow queue free size
+ */
+ if (unlikely(total_descs > sq_free_size)) {
+ total_descs -= nb_segs;
+ RTE_LOG(DEBUG, PMD,
+ "No room in shadow queue for %d packets! "
+ "%d packets will be sent.\n",
+ nb_pkts, i);
+ break;
+ }
+
+ /* Check if nb_segs does not exceed the max nb of desc per
+ * fragmented packet
+ */
+ if (nb_segs > PP2_PPIO_DESC_NUM_FRAGS) {
+ total_descs -= nb_segs;
+ RTE_LOG(ERR, PMD,
+ "Too many segments. Packet won't be sent.\n");
+ break;
+ }
+
+ if (likely(nb_pkts - i > MRVL_MUSDK_PREFETCH_SHIFT)) {
+ struct rte_mbuf *pref_pkt_hdr;
+
+ pref_pkt_hdr = tx_pkts[i + MRVL_MUSDK_PREFETCH_SHIFT];
+ rte_mbuf_prefetch_part1(pref_pkt_hdr);
+ rte_mbuf_prefetch_part2(pref_pkt_hdr);
+ }
+
+ pkts.frags[pkts.num] = nb_segs;
+ pkts.num++;
+
+ seg = mbuf;
+ for (j = 0; j < nb_segs - 1; j++) {
+ /* For the subsequent segments, set shadow queue
+ * buffer to NULL
+ */
+ mrvl_fill_shadowq(sq, NULL);
+ mrvl_fill_desc(&descs[tail], seg);
+
+ tail++;
+ seg = seg->next;
+ }
+ /* Put first mbuf info in last shadow queue entry */
+ mrvl_fill_shadowq(sq, mbuf);
+ /* Update descriptor with last segment */
+ mrvl_fill_desc(&descs[tail++], seg);
+
+ bytes_sent += rte_pktmbuf_pkt_len(mbuf);
+ /* In case unsupported ol_flags were passed
+ * do not update descriptor offload information
+ */
+ ret = mrvl_prepare_proto_info(mbuf->ol_flags, mbuf->packet_type,
+ &l3_type, &l4_type, &gen_l3_cksum,
+ &gen_l4_cksum);
+ if (unlikely(ret))
+ continue;
+
+ pp2_ppio_outq_desc_set_proto_info(&descs[tail_first], l3_type,
+ l4_type, mbuf->l2_len,
+ mbuf->l2_len + mbuf->l3_len,
+ gen_l3_cksum, gen_l4_cksum);
+ }
+
+ num = total_descs;
+ pp2_ppio_send_sg(q->priv->ppio, hif, q->queue_id, descs,
+ &total_descs, &pkts);
+ /* number of packets that were not sent */
+ if (unlikely(num > total_descs)) {
+ for (i = total_descs; i < num; i++) {
+ sq->head = (MRVL_PP2_TX_SHADOWQ_SIZE + sq->head - 1) &
+ MRVL_PP2_TX_SHADOWQ_MASK;
+
+ addr = sq->ent[sq->head].buff.cookie;
+ if (addr)
+ bytes_sent -=
+ rte_pktmbuf_pkt_len((struct rte_mbuf *)
+ (cookie_addr_high | addr));
+ }
+ sq->size -= num - total_descs;
+ nb_pkts = pkts.num;
+ }
+
+ q->bytes_sent += bytes_sent;
+
+ return nb_pkts;
+}
+
/**
* Initialize packet processor.
*
@@ -2494,8 +2780,9 @@ mrvl_eth_dev_create(struct rte_vdev_device *vdev, const char *name)
priv = mrvl_priv_create(name);
if (!priv) {
ret = -ENOMEM;
- goto out_free_dev;
+ goto out_free;
}
+ eth_dev->data->dev_private = priv;
eth_dev->data->mac_addrs =
rte_zmalloc("mac_addrs",
@@ -2503,33 +2790,28 @@ mrvl_eth_dev_create(struct rte_vdev_device *vdev, const char *name)
if (!eth_dev->data->mac_addrs) {
MRVL_LOG(ERR, "Failed to allocate space for eth addrs");
ret = -ENOMEM;
- goto out_free_priv;
+ goto out_free;
}
memset(&req, 0, sizeof(req));
strcpy(req.ifr_name, name);
ret = ioctl(fd, SIOCGIFHWADDR, &req);
if (ret)
- goto out_free_mac;
+ goto out_free;
memcpy(eth_dev->data->mac_addrs[0].addr_bytes,
req.ifr_addr.sa_data, ETHER_ADDR_LEN);
- eth_dev->rx_pkt_burst = mrvl_rx_pkt_burst;
- eth_dev->tx_pkt_burst = mrvl_tx_pkt_burst;
eth_dev->data->kdrv = RTE_KDRV_NONE;
- eth_dev->data->dev_private = priv;
eth_dev->device = &vdev->device;
+ eth_dev->rx_pkt_burst = mrvl_rx_pkt_burst;
+ mrvl_set_tx_function(eth_dev);
eth_dev->dev_ops = &mrvl_ops;
rte_eth_dev_probing_finish(eth_dev);
return 0;
-out_free_mac:
- rte_free(eth_dev->data->mac_addrs);
-out_free_dev:
+out_free:
rte_eth_dev_release_port(eth_dev);
-out_free_priv:
- rte_free(priv);
return ret;
}
@@ -2553,8 +2835,6 @@ mrvl_eth_dev_destroy(const char *name)
priv = eth_dev->data->dev_private;
pp2_bpool_deinit(priv->bpool);
used_bpools[priv->pp_id] &= ~(1 << priv->bpool_bit);
- rte_free(priv);
- rte_free(eth_dev->data->mac_addrs);
rte_eth_dev_release_port(eth_dev);
}
@@ -2654,23 +2934,16 @@ rte_pmd_mrvl_probe(struct rte_vdev_device *vdev)
goto init_devices;
MRVL_LOG(INFO, "Perform MUSDK initializations");
- /*
- * ret == -EEXIST is correct, it means DMA
- * has been already initialized (by another PMD).
- */
- ret = mv_sys_dma_mem_init(MRVL_MUSDK_DMA_MEMSIZE);
- if (ret < 0) {
- if (ret != -EEXIST)
- goto out_free_kvlist;
- else
- MRVL_LOG(INFO,
- "DMA memory has been already initialized by a different driver.");
- }
+
+ ret = rte_mvep_init(MVEP_MOD_T_PP2, kvlist);
+ if (ret)
+ goto out_free_kvlist;
ret = mrvl_init_pp2();
if (ret) {
MRVL_LOG(ERR, "Failed to init PP!");
- goto out_deinit_dma;
+ rte_mvep_deinit(MVEP_MOD_T_PP2);
+ goto out_free_kvlist;
}
memset(mrvl_port_bpool_size, 0, sizeof(mrvl_port_bpool_size));
@@ -2695,11 +2968,10 @@ out_cleanup:
for (; i > 0; i--)
mrvl_eth_dev_destroy(ifnames.names[i]);
- if (mrvl_dev_num == 0)
+ if (mrvl_dev_num == 0) {
mrvl_deinit_pp2();
-out_deinit_dma:
- if (mrvl_dev_num == 0)
- mv_sys_dma_mem_destroy();
+ rte_mvep_deinit(MVEP_MOD_T_PP2);
+ }
out_free_kvlist:
rte_kvargs_free(kvlist);
@@ -2739,7 +3011,7 @@ rte_pmd_mrvl_remove(struct rte_vdev_device *vdev)
MRVL_LOG(INFO, "Perform MUSDK deinit");
mrvl_deinit_hifs();
mrvl_deinit_pp2();
- mv_sys_dma_mem_destroy();
+ rte_mvep_deinit(MVEP_MOD_T_PP2);
}
return 0;