[dpdk-dev] [PATCH v3] net/ice: use the copy API to do MAC assignment

Wang, Haiyue haiyue.wang at intel.com
Mon Jan 13 09:29:32 CET 2020


> -----Original Message-----
> From: Ye, Xiaolong <xiaolong.ye at intel.com>
> Sent: Monday, January 13, 2020 16:06
> To: Wang, Haiyue <haiyue.wang at intel.com>
> Cc: dev at dpdk.org; stephen at networkplumber.org; Zhang, Qi Z <qi.z.zhang at intel.com>; Yang, Qiming
> <qiming.yang at intel.com>
> Subject: Re: [PATCH v3] net/ice: use the copy API to do MAC assignment
> 
> Hi, haiyue
> 
> On 01/03, Haiyue Wang wrote:
> >Use the API rte_ether_addr_copy to do MAC assignment, instead of
> >calling rte_memcpy function directly.
> 
> Please add Fix tags and cc stable.
> 

Done in v4.

> Thanks,
> Xiaolong
> >
> >Signed-off-by: Haiyue Wang <haiyue.wang at intel.com>
> >---
> >v3: Update the commit message
> >
> >v2: Update the commit title and message, use the rte_ether_addr_copy API
> >    instead of just changing the length definition to make code style clean.
> >
> > drivers/net/ice/ice_ethdev.c | 14 +++++++-------
> > 1 file changed, 7 insertions(+), 7 deletions(-)
> >
> >diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
> >index 2cbd82c94..d104df26f 100644
> >--- a/drivers/net/ice/ice_ethdev.c
> >+++ b/drivers/net/ice/ice_ethdev.c
> >@@ -873,7 +873,7 @@ ice_add_mac_filter(struct ice_vsi *vsi, struct rte_ether_addr *mac_addr)
> > 		ret = -ENOMEM;
> > 		goto DONE;
> > 	}
> >-	rte_memcpy(&f->mac_info.mac_addr, mac_addr, ETH_ADDR_LEN);
> >+	rte_ether_addr_copy(mac_addr, &f->mac_info.mac_addr);
> > 	TAILQ_INSERT_TAIL(&vsi->mac_list, f, next);
> > 	vsi->mac_num++;
> >
> >@@ -1660,16 +1660,16 @@ ice_setup_vsi(struct ice_pf *pf, enum ice_vsi_type type)
> >
> > 	if (type == ICE_VSI_PF) {
> > 		/* MAC configuration */
> >-		rte_memcpy(pf->dev_addr.addr_bytes,
> >-			   hw->port_info->mac.perm_addr,
> >-			   ETH_ADDR_LEN);
> >+		rte_ether_addr_copy((struct rte_ether_addr *)
> >+					hw->port_info->mac.perm_addr,
> >+				    &pf->dev_addr);
> >
> >-		rte_memcpy(&mac_addr, &pf->dev_addr, RTE_ETHER_ADDR_LEN);
> >+		rte_ether_addr_copy(&pf->dev_addr, &mac_addr);
> > 		ret = ice_add_mac_filter(vsi, &mac_addr);
> > 		if (ret != ICE_SUCCESS)
> > 			PMD_INIT_LOG(ERR, "Failed to add dflt MAC filter");
> >
> >-		rte_memcpy(&mac_addr, &broadcast, RTE_ETHER_ADDR_LEN);
> >+		rte_ether_addr_copy(&broadcast, &mac_addr);
> > 		ret = ice_add_mac_filter(vsi, &mac_addr);
> > 		if (ret != ICE_SUCCESS)
> > 			PMD_INIT_LOG(ERR, "Failed to add MAC filter");
> >@@ -3267,7 +3267,7 @@ static int ice_macaddr_set(struct rte_eth_dev *dev,
> > 		PMD_DRV_LOG(ERR, "Failed to add mac filter");
> > 		return -EIO;
> > 	}
> >-	memcpy(&pf->dev_addr, mac_addr, ETH_ADDR_LEN);
> >+	rte_ether_addr_copy(mac_addr, &pf->dev_addr);
> >
> > 	flags = ICE_AQC_MAN_MAC_UPDATE_LAA_WOL;
> > 	ret = ice_aq_manage_mac_write(hw, mac_addr->addr_bytes, flags, NULL);
> >--
> >2.17.1
> >


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