[RFC PATCH] drivers/net: fix RSS multi-queue mode check
Ferruh Yigit
ferruh.yigit at amd.com
Tue Feb 28 09:23:34 CET 2023
On 2/28/2023 1:24 AM, lihuisong (C) wrote:
>
> 在 2023/2/27 17:57, Ferruh Yigit 写道:
>> On 2/27/2023 1:34 AM, lihuisong (C) wrote:
>>> 在 2023/2/24 0:04, Ferruh Yigit 写道:
>>>> 'rxmode.mq_mode' is an enum which should be an abstraction over values,
>>>> instead of mask it with 'RTE_ETH_MQ_RX_RSS_FLAG' to detect if RSS is
>>>> supported, directly compare with 'RTE_ETH_MQ_RX_RSS' enum element.
>>>>
>>>> Most of the time only 'RTE_ETH_MQ_RX_RSS' is requested by user, that is
>>>> why output is almost same, but there may be cases driver doesn't
>>>> support
>>>> RSS combinations, like 'RTE_ETH_MQ_RX_VMDQ_DCB_RSS' but that is hidden
>>>> by masking with 'RTE_ETH_MQ_RX_RSS_FLAG'.
>>> Hi Ferruh,
>>>
>>> It seems that this fully changes the usage of the mq_mode.
>>> It will cause RSS, DCB and VMDQ function cannot work well.
>>>
>>> For example,
>>> Both user and driver enable RSS and DCB functions based on xxx_DCB_FLAG
>>> and xxx_RSS_FLAG in rxmode.mq_mode.
>>> If we directly compare with 'RTE_ETH_MQ_RX_RSS' enum element now, how do
>>> we enable RSS+DCB mode?
>>>
>> Hi Huisong,
>>
>> Technically 'RSS+DCB' mode can be set by user setting 'rxmode.mq_mode'
>> to 'RTE_ETH_MQ_RX_DCB_RSS' and PMD checking the same.
> This is not a good way to use.
> Because this has a greate impact for user and PMDs and will add
> cyclomatic complexity of PMD.
>>
>> Overall I think it is not good idea to use enum items as masked values,
> I agree what you do.
> It is better to change rxmode.mq_mode and txmode.mq_mode type from
> 'enum' to 'u32'.
> In this way, PMD code logic don't need to be modified and the impact on
> PMDs and user is minimal.
> What do you think?
If bitmask feature of mq_mode is used and needed, I agree changing
underlying data type cause less disturbance in logic.
But chaning underlying data type has ABI impications, for now I will
drop this patch, thanks for the feedback.
>> but that seems done intentionally in the past:
>> Commit 4bdefaade6d1 ("ethdev: VMDQ enhancements")
> Seems it was.
>>
>> Since this can be in use already, following patch only changes where
>> 'RTE_ETH_RX_OFFLOAD_RSS_HASH' is set, rest of the usage remaining same.
>>
>> And even for 'RTE_ETH_RX_OFFLOAD_RSS_HASH', I think intention was to
>> override this offload config in PMD when explicitly RSS mode is enabled,
>> but I made the set as RFC to get feedback on this. We may keep as it is
>> if some other modes with 'RTE_ETH_MQ_RX_RSS_FLAG' uses this offload.
>>
>>>> Fixes: 73fb89dd6a00 ("drivers/net: fix RSS hash offload flag if no
>>>> RSS")
>>>> Cc: stable at dpdk.org
>>>>
>>>> Signed-off-by: Ferruh Yigit <ferruh.yigit at amd.com>
>>>>
>>>> ---
>>>>
>>>> There are more usage like "rxmode->mq_mode & RTE_ETH_MQ_RX_RSS_FLAG" in
>>>> drivers, not sure to fix all in this commit or not, feedback welcomed.
>>>> ---
>>>> drivers/net/bnxt/bnxt_ethdev.c | 2 +-
>>>> drivers/net/cxgbe/cxgbe_ethdev.c | 2 +-
>>>> drivers/net/e1000/igb_ethdev.c | 4 ++--
>>>> drivers/net/ena/ena_ethdev.c | 2 +-
>>>> drivers/net/enic/enic_ethdev.c | 2 +-
>>>> drivers/net/fm10k/fm10k_ethdev.c | 2 +-
>>>> drivers/net/gve/gve_ethdev.c | 2 +-
>>>> drivers/net/hinic/hinic_pmd_ethdev.c | 2 +-
>>>> drivers/net/hns3/hns3_ethdev.c | 2 +-
>>>> drivers/net/hns3/hns3_ethdev_vf.c | 2 +-
>>>> drivers/net/i40e/i40e_ethdev.c | 2 +-
>>>> drivers/net/iavf/iavf_ethdev.c | 2 +-
>>>> drivers/net/ice/ice_dcf_ethdev.c | 2 +-
>>>> drivers/net/ice/ice_ethdev.c | 2 +-
>>>> drivers/net/igc/igc_ethdev.c | 2 +-
>>>> drivers/net/ixgbe/ixgbe_ethdev.c | 4 ++--
>>>> drivers/net/liquidio/lio_ethdev.c | 2 +-
>>>> drivers/net/mana/mana.c | 2 +-
>>>> drivers/net/netvsc/hn_ethdev.c | 2 +-
>>>> drivers/net/nfp/nfp_common.c | 2 +-
>>>> drivers/net/ngbe/ngbe_ethdev.c | 2 +-
>>>> drivers/net/qede/qede_ethdev.c | 2 +-
>>>> drivers/net/thunderx/nicvf_ethdev.c | 2 +-
>>>> drivers/net/txgbe/txgbe_ethdev.c | 2 +-
>>>> drivers/net/txgbe/txgbe_ethdev_vf.c | 2 +-
>>>> drivers/net/vmxnet3/vmxnet3_ethdev.c | 2 +-
>>>> 26 files changed, 28 insertions(+), 28 deletions(-)
>>>>
>>>> diff --git a/drivers/net/bnxt/bnxt_ethdev.c
>>>> b/drivers/net/bnxt/bnxt_ethdev.c
>>>> index 753e86b4b2af..14c0d5f8c72b 100644
>>>> --- a/drivers/net/bnxt/bnxt_ethdev.c
>>>> +++ b/drivers/net/bnxt/bnxt_ethdev.c
>>>> @@ -1143,7 +1143,7 @@ static int bnxt_dev_configure_op(struct
>>>> rte_eth_dev *eth_dev)
>>>> bp->rx_cp_nr_rings = bp->rx_nr_rings;
>>>> bp->tx_cp_nr_rings = bp->tx_nr_rings;
>>>> - if (eth_dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (eth_dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> rx_offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> eth_dev->data->dev_conf.rxmode.offloads = rx_offloads;
>>>> diff --git a/drivers/net/cxgbe/cxgbe_ethdev.c
>>>> b/drivers/net/cxgbe/cxgbe_ethdev.c
>>>> index 45bbeaef0ceb..0e9ccc0587ba 100644
>>>> --- a/drivers/net/cxgbe/cxgbe_ethdev.c
>>>> +++ b/drivers/net/cxgbe/cxgbe_ethdev.c
>>>> @@ -440,7 +440,7 @@ int cxgbe_dev_configure(struct rte_eth_dev
>>>> *eth_dev)
>>>> CXGBE_FUNC_TRACE();
>>>> - if (eth_dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (eth_dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> eth_dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> diff --git a/drivers/net/e1000/igb_ethdev.c
>>>> b/drivers/net/e1000/igb_ethdev.c
>>>> index 8858f975f8cc..8e6b43c2ff2d 100644
>>>> --- a/drivers/net/e1000/igb_ethdev.c
>>>> +++ b/drivers/net/e1000/igb_ethdev.c
>>>> @@ -1146,7 +1146,7 @@ eth_igb_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* multiple queue mode checking */
>>>> @@ -3255,7 +3255,7 @@ igbvf_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d",
>>>> dev->data->port_id);
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /*
>>>> diff --git a/drivers/net/ena/ena_ethdev.c
>>>> b/drivers/net/ena/ena_ethdev.c
>>>> index efcb163027c8..6929d7066fbd 100644
>>>> --- a/drivers/net/ena/ena_ethdev.c
>>>> +++ b/drivers/net/ena/ena_ethdev.c
>>>> @@ -2307,7 +2307,7 @@ static int ena_dev_configure(struct rte_eth_dev
>>>> *dev)
>>>> adapter->state = ENA_ADAPTER_STATE_CONFIG;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> dev->data->dev_conf.txmode.offloads |=
>>>> RTE_ETH_TX_OFFLOAD_MULTI_SEGS;
>>>> diff --git a/drivers/net/enic/enic_ethdev.c
>>>> b/drivers/net/enic/enic_ethdev.c
>>>> index cdf091559196..f3a7bc161408 100644
>>>> --- a/drivers/net/enic/enic_ethdev.c
>>>> +++ b/drivers/net/enic/enic_ethdev.c
>>>> @@ -323,7 +323,7 @@ static int enicpmd_dev_configure(struct
>>>> rte_eth_dev *eth_dev)
>>>> return ret;
>>>> }
>>>> - if (eth_dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (eth_dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> eth_dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> diff --git a/drivers/net/fm10k/fm10k_ethdev.c
>>>> b/drivers/net/fm10k/fm10k_ethdev.c
>>>> index 8b83063f0a2d..49d7849ba5ea 100644
>>>> --- a/drivers/net/fm10k/fm10k_ethdev.c
>>>> +++ b/drivers/net/fm10k/fm10k_ethdev.c
>>>> @@ -450,7 +450,7 @@ fm10k_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* multiple queue mode checking */
>>>> diff --git a/drivers/net/gve/gve_ethdev.c
>>>> b/drivers/net/gve/gve_ethdev.c
>>>> index cf28a4a3b710..f34755a369fb 100644
>>>> --- a/drivers/net/gve/gve_ethdev.c
>>>> +++ b/drivers/net/gve/gve_ethdev.c
>>>> @@ -92,7 +92,7 @@ gve_dev_configure(struct rte_eth_dev *dev)
>>>> {
>>>> struct gve_priv *priv = dev->data->dev_private;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> if (dev->data->dev_conf.rxmode.offloads &
>>>> RTE_ETH_RX_OFFLOAD_TCP_LRO)
>>>> diff --git a/drivers/net/hinic/hinic_pmd_ethdev.c
>>>> b/drivers/net/hinic/hinic_pmd_ethdev.c
>>>> index 7aa5e7d8e929..872ee97b1e97 100644
>>>> --- a/drivers/net/hinic/hinic_pmd_ethdev.c
>>>> +++ b/drivers/net/hinic/hinic_pmd_ethdev.c
>>>> @@ -311,7 +311,7 @@ static int hinic_dev_configure(struct rte_eth_dev
>>>> *dev)
>>>> return -EINVAL;
>>>> }
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* mtu size is 256~9600 */
>>>> diff --git a/drivers/net/hns3/hns3_ethdev.c
>>>> b/drivers/net/hns3/hns3_ethdev.c
>>>> index 6babf67fcec2..fd3e499a3d38 100644
>>>> --- a/drivers/net/hns3/hns3_ethdev.c
>>>> +++ b/drivers/net/hns3/hns3_ethdev.c
>>>> @@ -2016,7 +2016,7 @@ hns3_dev_configure(struct rte_eth_dev *dev)
>>>> goto cfg_err;
>>>> }
>>>> - if ((uint32_t)mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
>>>> + if (mq_mode == RTE_ETH_MQ_RX_RSS) {
>>>> conf->rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> rss_conf = conf->rx_adv_conf.rss_conf;
>>>> ret = hns3_dev_rss_hash_update(dev, &rss_conf);
>>>> diff --git a/drivers/net/hns3/hns3_ethdev_vf.c
>>>> b/drivers/net/hns3/hns3_ethdev_vf.c
>>>> index d051a1357b9f..00eb22d05558 100644
>>>> --- a/drivers/net/hns3/hns3_ethdev_vf.c
>>>> +++ b/drivers/net/hns3/hns3_ethdev_vf.c
>>>> @@ -494,7 +494,7 @@ hns3vf_dev_configure(struct rte_eth_dev *dev)
>>>> }
>>>> /* When RSS is not configured, redirect the packet queue 0 */
>>>> - if ((uint32_t)mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
>>>> + if (mq_mode == RTE_ETH_MQ_RX_RSS) {
>>>> conf->rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> rss_conf = conf->rx_adv_conf.rss_conf;
>>>> ret = hns3_dev_rss_hash_update(dev, &rss_conf);
>>>> diff --git a/drivers/net/i40e/i40e_ethdev.c
>>>> b/drivers/net/i40e/i40e_ethdev.c
>>>> index 7726a89d99fb..3c3dbc285c96 100644
>>>> --- a/drivers/net/i40e/i40e_ethdev.c
>>>> +++ b/drivers/net/i40e/i40e_ethdev.c
>>>> @@ -1884,7 +1884,7 @@ i40e_dev_configure(struct rte_eth_dev *dev)
>>>> ad->tx_simple_allowed = true;
>>>> ad->tx_vec_allowed = true;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> ret = i40e_dev_init_vlan(dev);
>>>> diff --git a/drivers/net/iavf/iavf_ethdev.c
>>>> b/drivers/net/iavf/iavf_ethdev.c
>>>> index 3196210f2c1d..39860c08b606 100644
>>>> --- a/drivers/net/iavf/iavf_ethdev.c
>>>> +++ b/drivers/net/iavf/iavf_ethdev.c
>>>> @@ -638,7 +638,7 @@ iavf_dev_configure(struct rte_eth_dev *dev)
>>>> ad->rx_vec_allowed = true;
>>>> ad->tx_vec_allowed = true;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* Large VF setting */
>>>> diff --git a/drivers/net/ice/ice_dcf_ethdev.c
>>>> b/drivers/net/ice/ice_dcf_ethdev.c
>>>> index dcbf2af5b039..f61a30716e5e 100644
>>>> --- a/drivers/net/ice/ice_dcf_ethdev.c
>>>> +++ b/drivers/net/ice/ice_dcf_ethdev.c
>>>> @@ -711,7 +711,7 @@ ice_dcf_dev_configure(struct rte_eth_dev *dev)
>>>> ad->rx_bulk_alloc_allowed = true;
>>>> ad->tx_simple_allowed = true;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> return 0;
>>>> diff --git a/drivers/net/ice/ice_ethdev.c
>>>> b/drivers/net/ice/ice_ethdev.c
>>>> index 0d011bbffa77..96595fd7afaf 100644
>>>> --- a/drivers/net/ice/ice_ethdev.c
>>>> +++ b/drivers/net/ice/ice_ethdev.c
>>>> @@ -3403,7 +3403,7 @@ ice_dev_configure(struct rte_eth_dev *dev)
>>>> ad->rx_bulk_alloc_allowed = true;
>>>> ad->tx_simple_allowed = true;
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> if (dev->data->nb_rx_queues) {
>>>> diff --git a/drivers/net/igc/igc_ethdev.c
>>>> b/drivers/net/igc/igc_ethdev.c
>>>> index fab2ab6d1ce7..49f2b3738b84 100644
>>>> --- a/drivers/net/igc/igc_ethdev.c
>>>> +++ b/drivers/net/igc/igc_ethdev.c
>>>> @@ -375,7 +375,7 @@ eth_igc_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> ret = igc_check_mq_mode(dev);
>>>> diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
>>>> b/drivers/net/ixgbe/ixgbe_ethdev.c
>>>> index 88118bc30560..328ccf918e86 100644
>>>> --- a/drivers/net/ixgbe/ixgbe_ethdev.c
>>>> +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
>>>> @@ -2431,7 +2431,7 @@ ixgbe_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* multiple queue mode checking */
>>>> @@ -5321,7 +5321,7 @@ ixgbevf_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d",
>>>> dev->data->port_id);
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /*
>>>> diff --git a/drivers/net/liquidio/lio_ethdev.c
>>>> b/drivers/net/liquidio/lio_ethdev.c
>>>> index ebcfbb1a5c0f..07fbaeda1ee6 100644
>>>> --- a/drivers/net/liquidio/lio_ethdev.c
>>>> +++ b/drivers/net/liquidio/lio_ethdev.c
>>>> @@ -1722,7 +1722,7 @@ lio_dev_configure(struct rte_eth_dev *eth_dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (eth_dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (eth_dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> eth_dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c
>>>> index 43221e743e87..76de691a8252 100644
>>>> --- a/drivers/net/mana/mana.c
>>>> +++ b/drivers/net/mana/mana.c
>>>> @@ -78,7 +78,7 @@ mana_dev_configure(struct rte_eth_dev *dev)
>>>> struct mana_priv *priv = dev->data->dev_private;
>>>> struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
>>>> - if (dev_conf->rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev_conf->rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev_conf->rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> if (dev->data->nb_rx_queues != dev->data->nb_tx_queues) {
>>>> diff --git a/drivers/net/netvsc/hn_ethdev.c
>>>> b/drivers/net/netvsc/hn_ethdev.c
>>>> index d0bbc0a4c0c0..4950b061799c 100644
>>>> --- a/drivers/net/netvsc/hn_ethdev.c
>>>> +++ b/drivers/net/netvsc/hn_ethdev.c
>>>> @@ -721,7 +721,7 @@ static int hn_dev_configure(struct rte_eth_dev
>>>> *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev_conf->rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev_conf->rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev_conf->rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> unsupported = txmode->offloads & ~HN_TX_OFFLOAD_CAPS;
>>>> diff --git a/drivers/net/nfp/nfp_common.c
>>>> b/drivers/net/nfp/nfp_common.c
>>>> index 907777a9e44d..a774fad3fba2 100644
>>>> --- a/drivers/net/nfp/nfp_common.c
>>>> +++ b/drivers/net/nfp/nfp_common.c
>>>> @@ -161,7 +161,7 @@ nfp_net_configure(struct rte_eth_dev *dev)
>>>> rxmode = &dev_conf->rxmode;
>>>> txmode = &dev_conf->txmode;
>>>> - if (rxmode->mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (rxmode->mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> rxmode->offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* Checking TX mode */
>>>> diff --git a/drivers/net/ngbe/ngbe_ethdev.c
>>>> b/drivers/net/ngbe/ngbe_ethdev.c
>>>> index c32d954769b0..5b53781c4aaf 100644
>>>> --- a/drivers/net/ngbe/ngbe_ethdev.c
>>>> +++ b/drivers/net/ngbe/ngbe_ethdev.c
>>>> @@ -918,7 +918,7 @@ ngbe_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* set flag to update link status after init */
>>>> diff --git a/drivers/net/qede/qede_ethdev.c
>>>> b/drivers/net/qede/qede_ethdev.c
>>>> index a4923670d6ba..11ddd8abf16a 100644
>>>> --- a/drivers/net/qede/qede_ethdev.c
>>>> +++ b/drivers/net/qede/qede_ethdev.c
>>>> @@ -1272,7 +1272,7 @@ static int qede_dev_configure(struct rte_eth_dev
>>>> *eth_dev)
>>>> PMD_INIT_FUNC_TRACE(edev);
>>>> - if (rxmode->mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (rxmode->mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> rxmode->offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* We need to have min 1 RX queue.There is no min check in
>>>> diff --git a/drivers/net/thunderx/nicvf_ethdev.c
>>>> b/drivers/net/thunderx/nicvf_ethdev.c
>>>> index ab1e714d9767..b9cd09332510 100644
>>>> --- a/drivers/net/thunderx/nicvf_ethdev.c
>>>> +++ b/drivers/net/thunderx/nicvf_ethdev.c
>>>> @@ -1984,7 +1984,7 @@ nicvf_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (rxmode->mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (rxmode->mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> rxmode->offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> if (!rte_eal_has_hugepages()) {
>>>> diff --git a/drivers/net/txgbe/txgbe_ethdev.c
>>>> b/drivers/net/txgbe/txgbe_ethdev.c
>>>> index a502618bc5a2..08ad5a087e23 100644
>>>> --- a/drivers/net/txgbe/txgbe_ethdev.c
>>>> +++ b/drivers/net/txgbe/txgbe_ethdev.c
>>>> @@ -1508,7 +1508,7 @@ txgbe_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /* multiple queue mode checking */
>>>> diff --git a/drivers/net/txgbe/txgbe_ethdev_vf.c
>>>> b/drivers/net/txgbe/txgbe_ethdev_vf.c
>>>> index 3b1f7c913b7b..02a59fc696e5 100644
>>>> --- a/drivers/net/txgbe/txgbe_ethdev_vf.c
>>>> +++ b/drivers/net/txgbe/txgbe_ethdev_vf.c
>>>> @@ -577,7 +577,7 @@ txgbevf_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d",
>>>> dev->data->port_id);
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> /*
>>>> diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c
>>>> b/drivers/net/vmxnet3/vmxnet3_ethdev.c
>>>> index fd946dec5c80..8efde46ae0ad 100644
>>>> --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
>>>> +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
>>>> @@ -531,7 +531,7 @@ vmxnet3_dev_configure(struct rte_eth_dev *dev)
>>>> PMD_INIT_FUNC_TRACE();
>>>> - if (dev->data->dev_conf.rxmode.mq_mode &
>>>> RTE_ETH_MQ_RX_RSS_FLAG)
>>>> + if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS)
>>>> dev->data->dev_conf.rxmode.offloads |=
>>>> RTE_ETH_RX_OFFLOAD_RSS_HASH;
>>>> if (!VMXNET3_VERSION_GE_6(hw)) {
>> .
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