[dpdk-dev] [PATCH 01/11] eth: move queue check for rx_queue_count

[Stephen Hemminger]

All implemenations of rx_queue_count need to check for queue_id
being valid, therefore move the test to common code.
Also, add missing queue validation for rx_descriptor_done

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 drivers/net/e1000/em_rxtx.c    |  5 -----
 drivers/net/e1000/igb_rxtx.c   |  5 -----
 drivers/net/i40e/i40e_rxtx.c   |  5 -----
 drivers/net/ixgbe/ixgbe_rxtx.c |  5 -----
 lib/librte_ether/rte_ethdev.c  | 11 +++++++++++
 5 files changed, 11 insertions(+), 20 deletions(-)

diff --git a/drivers/net/e1000/em_rxtx.c b/drivers/net/e1000/em_rxtx.c
index 3b8776d..88ad7d7 100644
--- a/drivers/net/e1000/em_rxtx.c
+++ b/drivers/net/e1000/em_rxtx.c
@@ -1454,11 +1454,6 @@ eth_em_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 	struct em_rx_queue *rxq;
 	uint32_t desc = 0;
 
-	if (rx_queue_id >= dev->data->nb_rx_queues) {
-		PMD_RX_LOG(DEBUG, "Invalid RX queue_id=%d", rx_queue_id);
-		return 0;
-	}
-
 	rxq = dev->data->rx_queues[rx_queue_id];
 	rxdp = &(rxq->rx_ring[rxq->rx_tail]);
 
diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
index 3a31b21..2a3c41f 100644
--- a/drivers/net/e1000/igb_rxtx.c
+++ b/drivers/net/e1000/igb_rxtx.c
@@ -1543,11 +1543,6 @@ eth_igb_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 	struct igb_rx_queue *rxq;
 	uint32_t desc = 0;
 
-	if (rx_queue_id >= dev->data->nb_rx_queues) {
-		PMD_RX_LOG(ERR, "Invalid RX queue id=%d", rx_queue_id);
-		return 0;
-	}
-
 	rxq = dev->data->rx_queues[rx_queue_id];
 	rxdp = &(rxq->rx_ring[rxq->rx_tail]);
 
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index 891a221..5503ed9 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -2547,11 +2547,6 @@ i40e_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 	struct i40e_rx_queue *rxq;
 	uint16_t desc = 0;
 
-	if (unlikely(rx_queue_id >= dev->data->nb_rx_queues)) {
-		PMD_DRV_LOG(ERR, "Invalid RX queue id %u", rx_queue_id);
-		return 0;
-	}
-
 	rxq = dev->data->rx_queues[rx_queue_id];
 	rxdp = &(rxq->rx_ring[rxq->rx_tail]);
 	while ((desc < rxq->nb_rx_desc) &&
diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index af7e222..9a14d72 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -2598,11 +2598,6 @@ ixgbe_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 	struct ixgbe_rx_queue *rxq;
 	uint32_t desc = 0;
 
-	if (rx_queue_id >= dev->data->nb_rx_queues) {
-		PMD_RX_LOG(ERR, "Invalid RX queue id=%d", rx_queue_id);
-		return 0;
-	}
-
 	rxq = dev->data->rx_queues[rx_queue_id];
 	rxdp = &(rxq->rx_ring[rxq->rx_tail]);
 
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 8751801..f46426e 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -122,6 +122,7 @@
 	}							\
 } while (0)
 
+
 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
 static struct rte_eth_dev_data *rte_eth_dev_data;
@@ -2910,6 +2911,11 @@ rte_eth_rx_queue_count(uint8_t port_id, uint16_t queue_id)
 
 	VALID_PORTID_OR_ERR_RET(port_id, 0);
 
+	if (queue_id >= dev->data->nb_rx_queues) {
+		PMD_RX_LOG(ERR, "Invalid RX queue id=%d", queue_id);
+		return 0;
+	}
+	
 	dev = &rte_eth_devices[port_id];
 	FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_count, 0);
 	return (*dev->dev_ops->rx_queue_count)(dev, queue_id);
@@ -2922,6 +2928,11 @@ rte_eth_rx_descriptor_done(uint8_t port_id, uint16_t queue_id, uint16_t offset)
 
 	VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 
+	if (queue_id >= dev->data->nb_rx_queues) {
+		PMD_RX_LOG(ERR, "Invalid RX queue id=%d", queue_id);
+		return 0;
+	}
+
 	dev = &rte_eth_devices[port_id];
 	FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_descriptor_done, -ENOTSUP);
 	return (*dev->dev_ops->rx_descriptor_done)(dev->data->rx_queues[queue_id],
-- 
2.1.4