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net/i40e: fix setup when bulk is disabled

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Testpmd failed to start when CONFIG_RTE_LIBRTE_I40E_RX_ALLOW_BULK_ALLOC
is disabled, the root cause is the length of sw_ring and queue are
incorrect with the above configuration.

Fixes: 0be2953129 ("net/i40e: fix compile error")

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Beilei Xing 2017-04-20 16:51:36 +08:00 committed by Ferruh Yigit
parent edd69f7c21
commit c00f307f85
1 changed files with 0 additions and 6 deletions
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6
drivers/net/i40e/i40e_rxtx.c
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@ -1791,13 +1791,11 @@ i40e_dev_rx_queue_setup(struct rte_eth_dev *dev,
/* Allocate the maximun number of RX ring hardware descriptor. */
len = I40E_MAX_RING_DESC;
#ifdef RTE_LIBRTE_I40E_RX_ALLOW_BULK_ALLOC
/**
* Allocating a little more memory because vectorized/bulk_alloc Rx
* functions doesn't check boundaries each time.
*/
len += RTE_PMD_I40E_RX_MAX_BURST;
#endif
ring_size = RTE_ALIGN(len * sizeof(union i40e_rx_desc),
I40E_DMA_MEM_ALIGN);
@ -1816,11 +1814,7 @@ i40e_dev_rx_queue_setup(struct rte_eth_dev *dev,
rxq->rx_ring_phys_addr = rte_mem_phy2mch(rz->memseg_id, rz->phys_addr);
rxq->rx_ring = (union i40e_rx_desc *)rz->addr;
#ifdef RTE_LIBRTE_I40E_RX_ALLOW_BULK_ALLOC
len = (uint16_t)(nb_desc + RTE_PMD_I40E_RX_MAX_BURST);
#else
len = nb_desc;
#endif
/* Allocate the software ring. */
rxq->sw_ring =