Signed-off-by: Hemant Agrawal <hemant.agra...@nxp.com>
---
doc/guides/nics/features/dpaa2.ini | 1 +
drivers/net/dpaa2/base/dpaa2_hw_dpni.h | 14 +-
drivers/net/dpaa2/base/dpaa2_hw_pvt.h | 21 +++
drivers/net/dpaa2/dpaa2_ethdev.c | 254 ++++++++++++++++++++++++++++++++-
4 files changed, 288 insertions(+), 2 deletions(-)
diff --git a/doc/guides/nics/features/dpaa2.ini
b/doc/guides/nics/features/dpaa2.ini
index b176208..0b59725 100644
--- a/doc/guides/nics/features/dpaa2.ini
+++ b/doc/guides/nics/features/dpaa2.ini
@@ -4,6 +4,7 @@
; Refer to default.ini for the full list of available PMD features.
;
[Features]
+Queue start/stop = Y
Linux VFIO = Y
ARMv8 = Y
Usage doc = Y
diff --git a/drivers/net/dpaa2/base/dpaa2_hw_dpni.h
b/drivers/net/dpaa2/base/dpaa2_hw_dpni.h
index 1b655e4..197fd28 100644
--- a/drivers/net/dpaa2/base/dpaa2_hw_dpni.h
+++ b/drivers/net/dpaa2/base/dpaa2_hw_dpni.h
@@ -36,15 +36,27 @@
#include <fsl_dpni.h>
#include <fsl_mc_sys.h>
+
+#define MAX_RX_QUEUES 16
+#define MAX_TX_QUEUES 16
+
+/*default tc to be used for ,congestion, distribution etc configuration. */
+#define DPAA2_DEF_TC 0
+
/*! Global MCP list */
extern void *(*mcp_ptr_list);
-
struct dpaa2_dev_priv {
void *hw;
int32_t hw_id;
+ int32_t qdid;
uint16_t token;
+ uint8_t nb_tx_queues;
+ uint8_t nb_rx_queues;
+ void *rx_vq[MAX_RX_QUEUES];
+ void *tx_vq[MAX_TX_QUEUES];
+ uint8_t num_tc;
uint8_t flags; /*dpaa2 config flags */
};
#endif /* _DPAA2_DPNI_H_ */
diff --git a/drivers/net/dpaa2/base/dpaa2_hw_pvt.h
b/drivers/net/dpaa2/base/dpaa2_hw_pvt.h
index 5038209..867611f 100644
--- a/drivers/net/dpaa2/base/dpaa2_hw_pvt.h
+++ b/drivers/net/dpaa2/base/dpaa2_hw_pvt.h
@@ -37,9 +37,12 @@
#include <fsl_mc_sys.h>
#include <fsl_qbman_portal.h>
+#define DPAA2_DQRR_RING_SIZE 16
+ /** <Maximum number of slots available in RX ring*/
#define MC_PORTAL_INDEX 0
#define NUM_DPIO_REGIONS 2
+#define NUM_DQS_PER_QUEUE 2
#define MEMPOOL_F_HW_PKT_POOL 0x8000 /**< mpool flag to check offloaded pool */
@@ -70,6 +73,24 @@ struct dpaa2_dpio_dev {
int32_t hw_id; /**< An unique ID of this DPIO device instance */
};
+struct queue_storage_info_t {
+ struct qbman_result *dq_storage[NUM_DQS_PER_QUEUE];
+};
+
+struct dpaa2_queue {
+ struct rte_mempool *mb_pool; /**< mbuf pool to populate RX ring. */
+ void *dev;
+ int32_t eventfd; /*!< Event Fd of this queue */
+ uint32_t fqid; /*!< Unique ID of this queue */
+ uint8_t tc_index; /*!< traffic class identifier */
+ uint16_t flow_id; /*!< To be used by DPAA2 frmework */
+ uint64_t rx_pkts;
+ uint64_t tx_pkts;
+ uint64_t err_pkts;
+ struct queue_storage_info_t *q_storage;
+};
+
/*! Global MCP list */
extern void *(*mcp_ptr_list);
+
#endif
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index daf59c1..45c3f8f 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -46,10 +46,94 @@
#include <rte_dpaa2.h>
#include <dpaa2_logs.h>
+#include <base/dpaa2_hw_pvt.h>
#include <base/dpaa2_hw_dpni.h>
/* DPDK Interfaces */
#include <dpaa2_ethdev.h>
+/* Name of the DPAA2 Net PMD */
+static const char *drivername = "DPNI PMD";
+
+static void
+dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
+{
+ struct dpaa2_dev_priv *priv = dev->data->dev_private;
+
+ PMD_INIT_FUNC_TRACE();
+
+ dev_info->driver_name = drivername;
+ dev_info->if_index = priv->hw_id;
+
+ dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
+ dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
+}
+
+static int
+dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
+{
+ struct dpaa2_dev_priv *priv = dev->data->dev_private;
+ uint16_t dist_idx;
+ uint32_t vq_id;
+ struct dpaa2_queue *mc_q, *mcq;
+ uint32_t tot_queues;
+ int i;
+ struct dpaa2_queue *dpaa2_q;
+
+ PMD_INIT_FUNC_TRACE();
+
+ tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
+ mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
+ RTE_CACHE_LINE_SIZE);
+ if (!mc_q) {
+ PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
+ return -1;
+ }
+
+ for (i = 0; i < priv->nb_rx_queues; i++) {
+ mc_q->dev = dev;
+ priv->rx_vq[i] = mc_q++;
+ dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
+ dpaa2_q->q_storage = rte_malloc("dq_storage",
+ sizeof(struct queue_storage_info_t),
+ RTE_CACHE_LINE_SIZE);
+ if (!dpaa2_q->q_storage)
+ goto fail;
+
+ memset(dpaa2_q->q_storage, 0,
+ sizeof(struct queue_storage_info_t));
+ dpaa2_q->q_storage->dq_storage[0] = rte_malloc(NULL,
+ DPAA2_DQRR_RING_SIZE * sizeof(struct qbman_result),
+ RTE_CACHE_LINE_SIZE);
+ }
+
+ for (i = 0; i < priv->nb_tx_queues; i++) {
+ mc_q->dev = dev;
+ mc_q->flow_id = DPNI_NEW_FLOW_ID;
+ priv->tx_vq[i] = mc_q++;
+ }
+
+ vq_id = 0;
+ for (dist_idx = 0; dist_idx < priv->nb_rx_queues; dist_idx++) {
+ mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
+ mcq->tc_index = DPAA2_DEF_TC;
+ mcq->flow_id = dist_idx;
+ vq_id++;
+ }
+
+ return 0;
+fail:
+ i -= 1;
+ mc_q = priv->rx_vq[0];
+ while (i >= 0) {
+ dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
+ rte_free(dpaa2_q->q_storage->dq_storage[0]);
+ rte_free(dpaa2_q->q_storage);
+ priv->rx_vq[i--] = NULL;
+ }
+ rte_free(mc_q);
+ return -1;
+}
+
static int
dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
{
@@ -69,15 +153,134 @@
return 0;
}
+/* Function to setup RX flow information. It contains traffic class ID,
+ * flow ID, destination configuration etc.
+ */
static int
-dpaa2_dev_start(struct rte_eth_dev *dev)
+dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
+ uint16_t rx_queue_id,
+ uint16_t nb_rx_desc __rte_unused,
+ unsigned int socket_id __rte_unused,
+ const struct rte_eth_rxconf *rx_conf __rte_unused,
+ struct rte_mempool *mb_pool)
{
struct dpaa2_dev_priv *priv = dev->data->dev_private;
struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
+ struct dpaa2_queue *dpaa2_q;
+ struct dpni_queue cfg;
+ uint8_t options = 0;
+ uint8_t flow_id;
+ int ret;
+
+ PMD_INIT_FUNC_TRACE();
+
+ PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
+ dev, rx_queue_id, mb_pool, rx_conf);
+
+ dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
+ dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
+
+ /*Get the tc id and flow id from given VQ id*/
+ flow_id = rx_queue_id;
+ memset(&cfg, 0, sizeof(struct dpni_queue));
+
+ options = options | DPNI_QUEUE_OPT_USER_CTX;
+ cfg.user_context = (uint64_t)(dpaa2_q);
+
+ ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
+ dpaa2_q->tc_index, flow_id, options, &cfg);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
+ return -1;
+ }
+
+ dev->data->rx_queues[rx_queue_id] = dpaa2_q;
+ return 0;
+}
+
+static int
+dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
+ uint16_t tx_queue_id,
+ uint16_t nb_tx_desc __rte_unused,
+ unsigned int socket_id __rte_unused,
+ const struct rte_eth_txconf *tx_conf __rte_unused)
+{
+ struct dpaa2_dev_priv *priv = dev->data->dev_private;
+ struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
+ priv->tx_vq[tx_queue_id];
+ struct fsl_mc_io *dpni = priv->hw;
+ struct dpni_queue tx_conf_cfg;
+ struct dpni_queue tx_flow_cfg;
+ uint8_t options = 0, flow_id;
+ uint32_t tc_id;
int ret;
PMD_INIT_FUNC_TRACE();
+ /* Return if queue already configured */
+ if (dpaa2_q->flow_id != DPNI_NEW_FLOW_ID)
+ return 0;
+
+ memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
+ memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
+
+ tc_id = 0;
+ flow_id = tx_queue_id;
+
+ ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
+ tc_id, flow_id, options, &tx_flow_cfg);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
+ "tc_id=%d, flow =%d ErrorCode = %x\n",
+ tc_id, flow_id, -ret);
+ return -1;
+ }
+
+ dpaa2_q->flow_id = flow_id;
+
+ if (tx_queue_id == 0) {
+ /*Set tx-conf and error configuration*/
+ ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
+ priv->token,
+ DPNI_CONF_DISABLE);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
+ " ErrorCode = %x", ret);
+ return -1;
+ }
+ }
+ dpaa2_q->tc_index = tc_id;
+
+ dev->data->tx_queues[tx_queue_id] = dpaa2_q;
+ return 0;
+}
+
+static void
+dpaa2_dev_rx_queue_release(void *q __rte_unused)
+{
+ PMD_INIT_FUNC_TRACE();
+}
+
+static void
+dpaa2_dev_tx_queue_release(void *q __rte_unused)
+{
+ PMD_INIT_FUNC_TRACE();
+}
+
+static int
+dpaa2_dev_start(struct rte_eth_dev *dev)
+{
+ struct rte_eth_dev_data *data = dev->data;
+ struct dpaa2_dev_priv *priv = data->dev_private;
+ struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
+ struct dpni_queue cfg;
+ uint16_t qdid;
+ struct dpni_queue_id qid;
+ struct dpaa2_queue *dpaa2_q;
+ int ret, i;
+
+ PMD_INIT_FUNC_TRACE();
+
ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
if (ret) {
PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
@@ -85,6 +288,27 @@
return ret;
}
+ ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
+ DPNI_QUEUE_TX, &qdid);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
+ return ret;
+ }
+ priv->qdid = qdid;
+
+ for (i = 0; i < data->nb_rx_queues; i++) {
+ dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
+ ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
+ DPNI_QUEUE_RX, dpaa2_q->tc_index,
+ dpaa2_q->flow_id, &cfg, &qid);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Error to get flow "
+ "information Error code = %d\n", ret);
+ return ret;
+ }
+ dpaa2_q->fqid = qid.fqid;
+ }
+
return 0;
}
@@ -132,6 +356,11 @@
.dev_start = dpaa2_dev_start,
.dev_stop = dpaa2_dev_stop,
.dev_close = dpaa2_dev_close,
+ .dev_infos_get = dpaa2_dev_info_get,
+ .rx_queue_setup = dpaa2_dev_rx_queue_setup,
+ .rx_queue_release = dpaa2_dev_rx_queue_release,
+ .tx_queue_setup = dpaa2_dev_tx_queue_setup,
+ .tx_queue_release = dpaa2_dev_tx_queue_release,
};
int
@@ -140,6 +369,7 @@
struct rte_device *dev = eth_dev->device;
struct rte_dpaa2_device *dpaa2_dev;
struct fsl_mc_io *dpni_dev;
+ struct dpni_attr attr;
struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
int ret, hw_id;
@@ -175,8 +405,30 @@
return -1;
}
+ 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;
+ }
+
+ priv->num_tc = attr.num_tcs;
+ priv->nb_rx_queues = attr.num_queues;
+ priv->nb_tx_queues = attr.num_queues;
+
+ eth_dev->data->nb_rx_queues = priv->nb_rx_queues;
+ eth_dev->data->nb_tx_queues = priv->nb_tx_queues;
+
priv->hw = dpni_dev;
priv->hw_id = hw_id;
+ priv->flags = 0;
+
+ ret = dpaa2_alloc_rx_tx_queues(eth_dev);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
+ return -ret;
+ }
+
eth_dev->dev_ops = &dpaa2_ethdev_ops;
return 0;
}
--
1.9.1
