From 10e11aa241b688147e1b8ac908824fc058585154 Mon Sep 17 00:00:00 2001 From: Bin Chen Date: Thu, 9 Jun 2022 10:47:17 +0200 Subject: [PATCH] ethernet: Remove vf rate limit check for drivers The commit a14857c27a50 ("rtnetlink: verify rate parameters for calls to ndo_set_vf_rate") has been merged to master, so we can to remove the now-duplicate checks in drivers. Signed-off-by: Bin Chen Signed-off-by: Baowen Zheng Signed-off-by: Simon Horman Link: https://lore.kernel.org/r/20220609084717.155154-1-simon.horman@corigine.com Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c | 2 +- drivers/net/ethernet/huawei/hinic/hinic_sriov.c | 6 ------ drivers/net/ethernet/intel/ice/ice_sriov.c | 10 ---------- drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c | 6 ++---- 4 files changed, 3 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index ddf2f396..c4ed436 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -307,7 +307,7 @@ int bnxt_set_vf_bw(struct net_device *dev, int vf_id, int min_tx_rate, return -EINVAL; } - if (min_tx_rate > pf_link_speed || min_tx_rate > max_tx_rate) { + if (min_tx_rate > pf_link_speed) { netdev_info(bp->dev, "min tx rate %d is invalid for VF %d\n", min_tx_rate, vf_id); return -EINVAL; diff --git a/drivers/net/ethernet/huawei/hinic/hinic_sriov.c b/drivers/net/ethernet/huawei/hinic/hinic_sriov.c index 01e7d3c..df55584 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_sriov.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_sriov.c @@ -852,12 +852,6 @@ int hinic_ndo_set_vf_bw(struct net_device *netdev, return -EINVAL; } - if (max_tx_rate < min_tx_rate) { - netif_err(nic_dev, drv, netdev, "Max rate %d must be greater than or equal to min rate %d\n", - max_tx_rate, min_tx_rate); - return -EINVAL; - } - err = hinic_port_link_state(nic_dev, &link_state); if (err) { netif_err(nic_dev, drv, netdev, diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c index bb1721f1..86093b2 100644 --- a/drivers/net/ethernet/intel/ice/ice_sriov.c +++ b/drivers/net/ethernet/intel/ice/ice_sriov.c @@ -1593,16 +1593,6 @@ ice_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate, goto out_put_vf; } - /* when max_tx_rate is zero that means no max Tx rate limiting, so only - * check if max_tx_rate is non-zero - */ - if (max_tx_rate && min_tx_rate > max_tx_rate) { - dev_err(dev, "Cannot set min Tx rate %d Mbps greater than max Tx rate %d Mbps\n", - min_tx_rate, max_tx_rate); - ret = -EINVAL; - goto out_put_vf; - } - if (min_tx_rate && ice_is_dcb_active(pf)) { dev_err(dev, "DCB on PF is currently enabled. VF min Tx rate limiting not allowed on this PF.\n"); ret = -EOPNOTSUPP; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c index e90fa97..8dd7aa0 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c @@ -1869,8 +1869,7 @@ int qlcnic_sriov_set_vf_tx_rate(struct net_device *netdev, int vf, if (!min_tx_rate) min_tx_rate = QLC_VF_MIN_TX_RATE; - if (max_tx_rate && - (max_tx_rate >= 10000 || max_tx_rate < min_tx_rate)) { + if (max_tx_rate && max_tx_rate >= 10000) { netdev_err(netdev, "Invalid max Tx rate, allowed range is [%d - %d]", min_tx_rate, QLC_VF_MAX_TX_RATE); @@ -1880,8 +1879,7 @@ int qlcnic_sriov_set_vf_tx_rate(struct net_device *netdev, int vf, if (!max_tx_rate) max_tx_rate = 10000; - if (min_tx_rate && - (min_tx_rate > max_tx_rate || min_tx_rate < QLC_VF_MIN_TX_RATE)) { + if (min_tx_rate && min_tx_rate < QLC_VF_MIN_TX_RATE) { netdev_err(netdev, "Invalid min Tx rate, allowed range is [%d - %d]", QLC_VF_MIN_TX_RATE, max_tx_rate); -- 2.7.4