ethdev: extract checking queue id into common functions

This patch extract checking rx_queue_id or tx_queue_id into two separate
common functions named eth_dev_validate_rx_queue and
eth_dev_validate_tx_queue.

Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index b54af39..0fdbd52 100644 (file)
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -879,10 +879,43 @@ rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
        return 0;
 }
 
+static int
+eth_dev_validate_rx_queue(const struct rte_eth_dev *dev, uint16_t rx_queue_id)
+{
+       uint16_t port_id;
+
+       if (rx_queue_id >= dev->data->nb_rx_queues) {
+               port_id = dev->data->port_id;
+               RTE_ETHDEV_LOG(ERR,
+                              "Invalid Rx queue_id=%u of device with port_id=%u\n",
+                              rx_queue_id, port_id);
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int
+eth_dev_validate_tx_queue(const struct rte_eth_dev *dev, uint16_t tx_queue_id)
+{
+       uint16_t port_id;
+
+       if (tx_queue_id >= dev->data->nb_tx_queues) {
+               port_id = dev->data->port_id;
+               RTE_ETHDEV_LOG(ERR,
+                              "Invalid Tx queue_id=%u of device with port_id=%u\n",
+                              tx_queue_id, port_id);
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
 int
 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
 {
        struct rte_eth_dev *dev;
+       int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
@@ -894,10 +927,9 @@ rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
                return -EINVAL;
        }
 
-       if (rx_queue_id >= dev->data->nb_rx_queues) {
-               RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
-               return -EINVAL;
-       }
+       ret = eth_dev_validate_rx_queue(dev, rx_queue_id);
+       if (ret != 0)
+               return ret;
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 
@@ -924,14 +956,15 @@ int
 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
 {
        struct rte_eth_dev *dev;
+       int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
        dev = &rte_eth_devices[port_id];
-       if (rx_queue_id >= dev->data->nb_rx_queues) {
-               RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
-               return -EINVAL;
-       }
+
+       ret = eth_dev_validate_rx_queue(dev, rx_queue_id);
+       if (ret != 0)
+               return ret;
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 
@@ -957,6 +990,7 @@ int
 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
 {
        struct rte_eth_dev *dev;
+       int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
@@ -968,10 +1002,9 @@ rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
                return -EINVAL;
        }
 
-       if (tx_queue_id >= dev->data->nb_tx_queues) {
-               RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
-               return -EINVAL;
-       }
+       ret = eth_dev_validate_tx_queue(dev, tx_queue_id);
+       if (ret != 0)
+               return ret;
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 
@@ -996,14 +1029,15 @@ int
 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
 {
        struct rte_eth_dev *dev;
+       int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 
        dev = &rte_eth_devices[port_id];
-       if (tx_queue_id >= dev->data->nb_tx_queues) {
-               RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
-               return -EINVAL;
-       }
+
+       ret = eth_dev_validate_tx_queue(dev, tx_queue_id);
+       if (ret != 0)
+               return ret;
 
        RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);