#include "dpaa2_ethdev.h"
static struct rte_dpaa2_driver rte_dpaa2_pmd;
+static int dpaa2_dev_uninit(struct rte_eth_dev *eth_dev);
/**
* Atomically reads the link status information from global
for (i = 0; i < priv->nb_tx_queues; i++) {
mc_q->dev = dev;
- mc_q->flow_id = DPNI_NEW_FLOW_ID;
+ mc_q->flow_id = 0xffff;
priv->tx_vq[i] = mc_q++;
+ dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
+ dpaa2_q->cscn = rte_malloc(NULL,
+ sizeof(struct qbman_result), 16);
+ if (!dpaa2_q->cscn)
+ goto fail_tx;
}
vq_id = 0;
}
return 0;
+fail_tx:
+ i -= 1;
+ while (i >= 0) {
+ dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
+ rte_free(dpaa2_q->cscn);
+ priv->tx_vq[i--] = NULL;
+ }
+ i = priv->nb_rx_queues;
fail:
i -= 1;
mc_q = priv->rx_vq[0];
cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
/* 00 00 00 - last 6 bit represent annotation, context stashing,
* data stashing setting 01 01 00 (0x14) to enable
- * 1 line annotation, 1 line context
+ * 1 line data, 1 line annotation
*/
cfg.flc.value |= 0x14;
}
PMD_INIT_FUNC_TRACE();
/* Return if queue already configured */
- if (dpaa2_q->flow_id != DPNI_NEW_FLOW_ID)
+ if (dpaa2_q->flow_id != 0xffff)
return 0;
memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
}
dpaa2_q->tc_index = tc_id;
+ if (priv->flags & DPAA2_TX_CGR_SUPPORT) {
+ struct dpni_congestion_notification_cfg cong_notif_cfg;
+
+ cong_notif_cfg.units = DPNI_CONGESTION_UNIT_BYTES;
+ /* Notify about congestion when the queue size is 32 KB */
+ cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
+ /* Notify that the queue is not congested when the data in
+ * the queue is below this thershold.
+ */
+ cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
+ cong_notif_cfg.message_ctx = 0;
+ cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
+ cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
+ cong_notif_cfg.notification_mode =
+ DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
+ DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
+ DPNI_CONG_OPT_COHERENT_WRITE;
+
+ ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
+ priv->token,
+ DPNI_QUEUE_TX,
+ tc_id,
+ &cong_notif_cfg);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "Error in setting tx congestion notification: = %d",
+ -ret);
+ return -ret;
+ }
+ }
dev->data->tx_queues[tx_queue_id] = dpaa2_q;
return 0;
}
RTE_PTYPE_UNKNOWN
};
- if (dev->rx_pkt_burst == dpaa2_dev_rx)
+ if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
return ptypes;
return NULL;
}
static void
dpaa2_dev_close(struct rte_eth_dev *dev)
{
+ struct rte_eth_dev_data *data = dev->data;
struct dpaa2_dev_priv *priv = dev->data->dev_private;
struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
- int ret;
+ int i, ret;
+ struct dpaa2_queue *dpaa2_q;
PMD_INIT_FUNC_TRACE();
+ for (i = 0; i < data->nb_tx_queues; i++) {
+ dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
+ if (!dpaa2_q->cscn) {
+ rte_free(dpaa2_q->cscn);
+ dpaa2_q->cscn = NULL;
+ }
+ }
+
/* Clean the device first */
ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
if (ret) {
struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
struct dpni_buffer_layout layout;
int i, ret, hw_id;
- int tot_size;
PMD_INIT_FUNC_TRACE();
hw_id = dpaa2_dev->object_id;
- dpni_dev = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io));
+ dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
if (!dpni_dev) {
PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
return -1;
dpni_dev->regs = rte_mcp_ptr_list[0];
ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
if (ret) {
- PMD_INIT_LOG(ERR, "Failure in opening dpni@%d device with"
- " error code %d\n", hw_id, ret);
+ PMD_INIT_LOG(ERR,
+ "Failure in opening dpni@%d with err code %d\n",
+ hw_id, ret);
+ rte_free(dpni_dev);
return -1;
}
/* Clean the device first */
ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
if (ret) {
- PMD_INIT_LOG(ERR, "Failure cleaning dpni@%d device with"
- " error code %d\n", hw_id, ret);
- return -1;
+ PMD_INIT_LOG(ERR,
+ "Failure cleaning dpni@%d with err code %d\n",
+ hw_id, ret);
+ goto init_err;
}
ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
if (ret) {
- PMD_INIT_LOG(ERR, "Failure in getting dpni@%d attribute, "
- " error code %d\n", hw_id, ret);
- return -1;
+ PMD_INIT_LOG(ERR,
+ "Failure in get dpni@%d attribute, err code %d\n",
+ hw_id, ret);
+ goto init_err;
}
priv->num_tc = attr.num_tcs;
priv->max_vlan_filters = attr.vlan_filter_entries;
priv->flags = 0;
+ priv->flags |= DPAA2_TX_CGR_SUPPORT;
+ PMD_INIT_LOG(INFO, "Enable the tx congestion control support");
+
/* Allocate memory for hardware structure for queues */
ret = dpaa2_alloc_rx_tx_queues(eth_dev);
if (ret) {
PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
- return -ret;
+ goto init_err;
}
/* Allocate memory for storing MAC addresses */
eth_dev->data->mac_addrs = rte_zmalloc("dpni",
ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
if (eth_dev->data->mac_addrs == NULL) {
- PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to "
- "store MAC addresses",
- ETHER_ADDR_LEN * attr.mac_filter_entries);
- return -ENOMEM;
+ PMD_INIT_LOG(ERR,
+ "Failed to allocate %d bytes needed to store MAC addresses",
+ ETHER_ADDR_LEN * attr.mac_filter_entries);
+ ret = -ENOMEM;
+ goto init_err;
}
ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
priv->token,
(uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
if (ret) {
- PMD_INIT_LOG(ERR, "DPNI get mac address failed:"
- " Error Code = %d\n", ret);
- return -ret;
- }
-
- /* ... rx buffer layout ... */
- tot_size = DPAA2_HW_BUF_RESERVE + RTE_PKTMBUF_HEADROOM;
- tot_size = RTE_ALIGN_CEIL(tot_size,
- DPAA2_PACKET_LAYOUT_ALIGN);
-
- memset(&layout, 0, sizeof(struct dpni_buffer_layout));
- layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS |
- DPNI_BUF_LAYOUT_OPT_PARSER_RESULT |
- DPNI_BUF_LAYOUT_OPT_DATA_HEAD_ROOM |
- DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE;
-
- layout.pass_frame_status = 1;
- layout.data_head_room = tot_size
- - DPAA2_FD_PTA_SIZE - DPAA2_MBUF_HW_ANNOTATION;
- layout.private_data_size = DPAA2_FD_PTA_SIZE;
- layout.pass_parser_result = 1;
- PMD_INIT_LOG(DEBUG, "Tot_size = %d, head room = %d, private = %d",
- tot_size, layout.data_head_room, layout.private_data_size);
- ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
- DPNI_QUEUE_RX, &layout);
- if (ret) {
- PMD_INIT_LOG(ERR, "Err(%d) in setting rx buffer layout", ret);
- return -1;
+ PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
+ ret);
+ goto init_err;
}
/* ... tx buffer layout ... */
ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
DPNI_QUEUE_TX, &layout);
if (ret) {
- PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer"
- " layout", ret);
- return -1;
+ PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
+ ret);
+ goto init_err;
}
/* ... tx-conf and error buffer layout ... */
ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
DPNI_QUEUE_TX_CONFIRM, &layout);
if (ret) {
- PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer"
- " layout", ret);
- return -1;
+ PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
+ ret);
+ goto init_err;
}
eth_dev->dev_ops = &dpaa2_ethdev_ops;
eth_dev->data->drv_name = rte_dpaa2_pmd.driver.name;
- eth_dev->rx_pkt_burst = dpaa2_dev_rx;
+ eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
eth_dev->tx_pkt_burst = dpaa2_dev_tx;
rte_fslmc_vfio_dmamap();
return 0;
+init_err:
+ dpaa2_dev_uninit(eth_dev);
+ return ret;
}
static int
priv->rx_vq[0] = NULL;
}
- /* Allocate memory for storing MAC addresses */
+ /* free memory for storing MAC addresses */
if (eth_dev->data->mac_addrs) {
rte_free(eth_dev->data->mac_addrs);
eth_dev->data->mac_addrs = NULL;
}
- /*Close the device at underlying layer*/
+ /* Close the device at underlying layer*/
ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
if (ret) {
- PMD_INIT_LOG(ERR, "Failure closing dpni device with"
- " error code %d\n", ret);
+ PMD_INIT_LOG(ERR,
+ "Failure closing dpni device with err code %d\n",
+ ret);
}
- /*Free the allocated memory for ethernet private data and dpni*/
+ /* Free the allocated memory for ethernet private data and dpni*/
priv->hw = NULL;
- free(dpni);
+ rte_free(dpni);
eth_dev->dev_ops = NULL;
eth_dev->rx_pkt_burst = NULL;