[net-next,v7,1/8] net: ethtool: pass a pointer to parameters to get/set_rxfh ethtool ops

Message ID	20231205230049.18872-2-ahmed.zaki@intel.com
State	Handled Elsewhere
Headers	show Return-Path: <intel-wired-lan-bounces@osuosl.org> From: Ahmed Zaki <ahmed.zaki@intel.com> To: netdev@vger.kernel.org Date: Tue, 5 Dec 2023 16:00:42 -0700 Message-Id: <20231205230049.18872-2-ahmed.zaki@intel.com> In-Reply-To: <20231205230049.18872-1-ahmed.zaki@intel.com> References: <20231205230049.18872-1-ahmed.zaki@intel.com> MIME-Version: 1.0 Subject: [Intel-wired-lan] [PATCH net-next v7 1/8] net: ethtool: pass a pointer to parameters to get/set_rxfh ethtool ops Precedence: list Cc: mkubecek@suse.cz, andrew@lunn.ch, willemdebruijn.kernel@gmail.com, corbet@lwn.net, vladimir.oltean@nxp.com, gal@nvidia.com, linux-doc@vger.kernel.org, jesse.brandeburg@intel.com, Ahmed Zaki <ahmed.zaki@intel.com>, ecree.xilinx@gmail.com, edumazet@google.com, anthony.l.nguyen@intel.com, horms@kernel.org, kuba@kernel.org, Jacob Keller <jacob.e.keller@intel.com>, intel-wired-lan@lists.osuosl.org, pabeni@redhat.com, davem@davemloft.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" <intel-wired-lan-bounces@osuosl.org>
Series	Support symmetric-xor RSS hash \| expand [net-next,v7,0/8] Support symmetric-xor RSS hash [net-next,v7,1/8] net: ethtool: pass a pointer to parameters to get/set_rxfh ethtool ops [net-next,v7,2/8] net: ethtool: get rid of get/set_rxfh_context functions [net-next,v7,3/8] net: ethtool: add support for symmetric-xor RSS hash [net-next,v7,4/8] ice: fix ICE_AQ_VSI_Q_OPT_RSS_* register values [net-next,v7,5/8] ice: refactor RSS configuration [net-next,v7,6/8] ice: refactor the FD and RSS flow ID generation [net-next,v7,7/8] ice: enable symmetric-xor RSS for Toeplitz hash function [net-next,v7,8/8] iavf: enable symmetric-xor RSS for Toeplitz hash function

diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c index d671df4b76bc..0b33a30a8f23 100644 --- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c +++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c @@ -802,15 +802,15 @@ static int ena_indirection_table_get(struct ena_adapter *adapter, u32 *indir) return rc; } -static int ena_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int ena_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct ena_adapter *adapter = netdev_priv(netdev); enum ena_admin_hash_functions ena_func; u8 func; int rc; - rc = ena_indirection_table_get(adapter, indir); + rc = ena_indirection_table_get(adapter, rxfh->indir); if (rc) return rc; @@ -825,7 +825,7 @@ static int ena_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, return rc; } - rc = ena_com_get_hash_key(adapter->ena_dev, key); + rc = ena_com_get_hash_key(adapter->ena_dev, rxfh->key); if (rc) return rc; @@ -842,27 +842,27 @@ static int ena_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, return -EOPNOTSUPP; } - if (hfunc) - *hfunc = func; + rxfh->hfunc = func; return 0; } -static int ena_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int ena_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct ena_adapter *adapter = netdev_priv(netdev); struct ena_com_dev *ena_dev = adapter->ena_dev; enum ena_admin_hash_functions func = 0; int rc; - if (indir) { - rc = ena_indirection_table_set(adapter, indir); + if (rxfh->indir) { + rc = ena_indirection_table_set(adapter, rxfh->indir); if (rc) return rc; } - switch (hfunc) { + switch (rxfh->hfunc) { case ETH_RSS_HASH_NO_CHANGE: func = ena_com_get_current_hash_function(ena_dev); break; @@ -874,12 +874,12 @@ static int ena_set_rxfh(struct net_device *netdev, const u32 *indir, break; default: netif_err(adapter, drv, netdev, "Unsupported hfunc %d\n", - hfunc); + rxfh->hfunc); return -EOPNOTSUPP; } - if (key || func) { - rc = ena_com_fill_hash_function(ena_dev, func, key, + if (rxfh->key || func) { + rc = ena_com_fill_hash_function(ena_dev, func, rxfh->key, ENA_HASH_KEY_SIZE, 0xFFFFFFFF); if (unlikely(rc)) { diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c index 32fab5e77246..58e7e88aae5b 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c @@ -527,47 +527,48 @@ static u32 xgbe_get_rxfh_indir_size(struct net_device *netdev) return ARRAY_SIZE(pdata->rss_table); } -static int xgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int xgbe_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct xgbe_prv_data *pdata = netdev_priv(netdev); unsigned int i; - if (indir) { + if (rxfh->indir) { for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++) - indir[i] = XGMAC_GET_BITS(pdata->rss_table[i], - MAC_RSSDR, DMCH); + rxfh->indir[i] = XGMAC_GET_BITS(pdata->rss_table[i], + MAC_RSSDR, DMCH); } - if (key) - memcpy(key, pdata->rss_key, sizeof(pdata->rss_key)); + if (rxfh->key) + memcpy(rxfh->key, pdata->rss_key, sizeof(pdata->rss_key)); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int xgbe_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int xgbe_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct xgbe_prv_data *pdata = netdev_priv(netdev); struct xgbe_hw_if *hw_if = &pdata->hw_if; unsigned int ret; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) { netdev_err(netdev, "unsupported hash function\n"); return -EOPNOTSUPP; } - if (indir) { - ret = hw_if->set_rss_lookup_table(pdata, indir); + if (rxfh->indir) { + ret = hw_if->set_rss_lookup_table(pdata, rxfh->indir); if (ret) return ret; } - if (key) { - ret = hw_if->set_rss_hash_key(pdata, key); + if (rxfh->key) { + ret = hw_if->set_rss_hash_key(pdata, rxfh->key); if (ret) return ret; } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c index ac4ea93bd8dd..18a6c8d99fa0 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c @@ -447,8 +447,8 @@ static u32 aq_ethtool_get_rss_key_size(struct net_device *ndev) return sizeof(cfg->aq_rss.hash_secret_key); } -static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key, - u8 *hfunc) +static int aq_ethtool_get_rss(struct net_device *ndev, + struct ethtool_rxfh_param *rxfh) { struct aq_nic_s *aq_nic = netdev_priv(ndev); struct aq_nic_cfg_s *cfg; @@ -456,21 +456,21 @@ static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key, cfg = aq_nic_get_cfg(aq_nic); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ - if (indir) { + rxfh->hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ + if (rxfh->indir) { for (i = 0; i < AQ_CFG_RSS_INDIRECTION_TABLE_MAX; i++) - indir[i] = cfg->aq_rss.indirection_table[i]; + rxfh->indir[i] = cfg->aq_rss.indirection_table[i]; } - if (key) - memcpy(key, cfg->aq_rss.hash_secret_key, + if (rxfh->key) + memcpy(rxfh->key, cfg->aq_rss.hash_secret_key, sizeof(cfg->aq_rss.hash_secret_key)); return 0; } -static int aq_ethtool_set_rss(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int aq_ethtool_set_rss(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct aq_nic_s *aq_nic = netdev_priv(netdev); struct aq_nic_cfg_s *cfg; @@ -482,16 +482,17 @@ static int aq_ethtool_set_rss(struct net_device *netdev, const u32 *indir, rss_entries = cfg->aq_rss.indirection_table_size; /* We do not allow change in unsupported parameters */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; /* Fill out the redirection table */ - if (indir) + if (rxfh->indir) for (i = 0; i < rss_entries; i++) - cfg->aq_rss.indirection_table[i] = indir[i]; + cfg->aq_rss.indirection_table[i] = rxfh->indir[i]; /* Fill out the rss hash key */ - if (key) { - memcpy(cfg->aq_rss.hash_secret_key, key, + if (rxfh->key) { + memcpy(cfg->aq_rss.hash_secret_key, rxfh->key, sizeof(cfg->aq_rss.hash_secret_key)); err = aq_nic->aq_hw_ops->hw_rss_hash_set(aq_nic->aq_hw, &cfg->aq_rss); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index bda3ccc28eca..81d232e6d05f 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -3486,16 +3486,15 @@ static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev) return T_ETH_INDIRECTION_TABLE_SIZE; } -static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int bnx2x_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct bnx2x *bp = netdev_priv(dev); u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0}; size_t i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!indir) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; /* Get the current configuration of the RSS indirection table */ @@ -3511,13 +3510,14 @@ static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, * queue. */ for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) - indir[i] = ind_table[i] - bp->fp->cl_id; + rxfh->indir[i] = ind_table[i] - bp->fp->cl_id; return 0; } -static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int bnx2x_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct bnx2x *bp = netdev_priv(dev); size_t i; @@ -3525,11 +3525,12 @@ static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir, /* We require at least one supported parameter to be changed and no * change in any of the unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) { @@ -3542,7 +3543,7 @@ static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir, * align the received table to the Client ID of the leading RSS * queue */ - bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id; + bp->rss_conf_obj.ind_table[i] = rxfh->indir[i] + bp->fp->cl_id; } if (bp->state == BNX2X_STATE_OPEN) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index bb9cab821587..1476f7e6cbe7 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1332,49 +1332,49 @@ static u32 bnxt_get_rxfh_key_size(struct net_device *dev) return HW_HASH_KEY_SIZE; } -static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int bnxt_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct bnxt *bp = netdev_priv(dev); struct bnxt_vnic_info *vnic; u32 i, tbl_size; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; if (!bp->vnic_info) return 0; vnic = &bp->vnic_info[0]; - if (indir && bp->rss_indir_tbl) { + if (rxfh->indir && bp->rss_indir_tbl) { tbl_size = bnxt_get_rxfh_indir_size(dev); for (i = 0; i < tbl_size; i++) - indir[i] = bp->rss_indir_tbl[i]; + rxfh->indir[i] = bp->rss_indir_tbl[i]; } - if (key && vnic->rss_hash_key) - memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); + if (rxfh->key && vnic->rss_hash_key) + memcpy(rxfh->key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); return 0; } -static int bnxt_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int bnxt_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct bnxt *bp = netdev_priv(dev); int rc = 0; - if (hfunc && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc && rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (key) + if (rxfh->key) return -EOPNOTSUPP; - if (indir) { + if (rxfh->indir) { u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(dev); for (i = 0; i < tbl_size; i++) - bp->rss_indir_tbl[i] = indir[i]; + bp->rss_indir_tbl[i] = rxfh->indir[i]; pad = bp->rss_indir_tbl_entries - tbl_size; if (pad) memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16)); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 48b6191efa56..84678fe3bb5e 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -12736,24 +12736,23 @@ static u32 tg3_get_rxfh_indir_size(struct net_device *dev) return size; } -static int tg3_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc) +static int tg3_get_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh) { struct tg3 *tp = netdev_priv(dev); int i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!indir) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; for (i = 0; i < TG3_RSS_INDIR_TBL_SIZE; i++) - indir[i] = tp->rss_ind_tbl[i]; + rxfh->indir[i] = tp->rss_ind_tbl[i]; return 0; } -static int tg3_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, - const u8 hfunc) +static int tg3_set_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct tg3 *tp = netdev_priv(dev); size_t i; @@ -12761,15 +12760,16 @@ static int tg3_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, /* We require at least one supported parameter to be changed and no * change in any of the unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; for (i = 0; i < TG3_RSS_INDIR_TBL_SIZE; i++) - tp->rss_ind_tbl[i] = indir[i]; + tp->rss_ind_tbl[i] = rxfh->indir[i]; if (!netif_running(dev) || !tg3_flag(tp, ENABLE_RSS)) return 0; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c index d8d71bf97983..34125b8cd935 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c @@ -653,35 +653,36 @@ static u32 nicvf_get_rxfh_indir_size(struct net_device *dev) return nic->rss_info.rss_size; } -static int nicvf_get_rxfh(struct net_device *dev, u32 *indir, u8 *hkey, - u8 *hfunc) +static int nicvf_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct nicvf *nic = netdev_priv(dev); struct nicvf_rss_info *rss = &nic->rss_info; int idx; - if (indir) { + if (rxfh->indir) { for (idx = 0; idx < rss->rss_size; idx++) - indir[idx] = rss->ind_tbl[idx]; + rxfh->indir[idx] = rss->ind_tbl[idx]; } - if (hkey) - memcpy(hkey, rss->key, RSS_HASH_KEY_SIZE * sizeof(u64)); + if (rxfh->key) + memcpy(rxfh->key, rss->key, RSS_HASH_KEY_SIZE * sizeof(u64)); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int nicvf_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *hkey, const u8 hfunc) +static int nicvf_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct nicvf *nic = netdev_priv(dev); struct nicvf_rss_info *rss = &nic->rss_info; int idx; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (!rss->enable) { @@ -690,13 +691,13 @@ static int nicvf_set_rxfh(struct net_device *dev, const u32 *indir, return -EIO; } - if (indir) { + if (rxfh->indir) { for (idx = 0; idx < rss->rss_size; idx++) - rss->ind_tbl[idx] = indir[idx]; + rss->ind_tbl[idx] = rxfh->indir[idx]; } - if (hkey) { - memcpy(rss->key, hkey, RSS_HASH_KEY_SIZE * sizeof(u64)); + if (rxfh->key) { + memcpy(rss->key, rxfh->key, RSS_HASH_KEY_SIZE * sizeof(u64)); nicvf_set_rss_key(nic); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 8477a93cee6b..47eecde36285 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -1588,22 +1588,23 @@ static u32 get_rss_table_size(struct net_device *dev) return pi->rss_size; } -static int get_rss_table(struct net_device *dev, u32 *p, u8 *key, u8 *hfunc) +static int get_rss_table(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { const struct port_info *pi = netdev_priv(dev); unsigned int n = pi->rss_size; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!p) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; while (n--) - p[n] = pi->rss[n]; + rxfh->indir[n] = pi->rss[n]; return 0; } -static int set_rss_table(struct net_device *dev, const u32 *p, const u8 *key, - const u8 hfunc) +static int set_rss_table(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { unsigned int i; struct port_info *pi = netdev_priv(dev); @@ -1611,16 +1612,17 @@ static int set_rss_table(struct net_device *dev, const u32 *p, const u8 *key, /* We require at least one supported parameter to be changed and no * change in any of the unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!p) + if (!rxfh->indir) return 0; /* Interface must be brought up atleast once */ if (pi->adapter->flags & CXGB4_FULL_INIT_DONE) { for (i = 0; i < pi->rss_size; i++) - pi->rss[i] = p[i]; + pi->rss[i] = rxfh->indir[i]; return cxgb4_write_rss(pi, pi->rss); } diff --git a/drivers/net/ethernet/cisco/enic/enic_ethtool.c b/drivers/net/ethernet/cisco/enic/enic_ethtool.c index 08b7cc0a1809..241906697019 100644 --- a/drivers/net/ethernet/cisco/enic/enic_ethtool.c +++ b/drivers/net/ethernet/cisco/enic/enic_ethtool.c @@ -568,31 +568,32 @@ static u32 enic_get_rxfh_key_size(struct net_device *netdev) return ENIC_RSS_LEN; } -static int enic_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey, - u8 *hfunc) +static int enic_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct enic *enic = netdev_priv(netdev); - if (hkey) - memcpy(hkey, enic->rss_key, ENIC_RSS_LEN); + if (rxfh->key) + memcpy(rxfh->key, enic->rss_key, ENIC_RSS_LEN); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int enic_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *hkey, const u8 hfunc) +static int enic_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct enic *enic = netdev_priv(netdev); - if ((hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) || - indir) + if (rxfh->indir || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EINVAL; - if (hkey) - memcpy(enic->rss_key, hkey, ENIC_RSS_LEN); + if (rxfh->key) + memcpy(enic->rss_key, rxfh->key, ENIC_RSS_LEN); return __enic_set_rsskey(enic); } diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index a29de29bdf23..f001a649f58f 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -1271,43 +1271,45 @@ static u32 be_get_rxfh_key_size(struct net_device *netdev) return RSS_HASH_KEY_LEN; } -static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey, - u8 *hfunc) +static int be_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct be_adapter *adapter = netdev_priv(netdev); int i; struct rss_info *rss = &adapter->rss_info; - if (indir) { + if (rxfh->indir) { for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) - indir[i] = rss->rss_queue[i]; + rxfh->indir[i] = rss->rss_queue[i]; } - if (hkey) - memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN); + if (rxfh->key) + memcpy(rxfh->key, rss->rss_hkey, RSS_HASH_KEY_LEN); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int be_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *hkey, const u8 hfunc) +static int be_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { int rc = 0, i, j; struct be_adapter *adapter = netdev_priv(netdev); + u8 *hkey = rxfh->key; u8 rsstable[RSS_INDIR_TABLE_LEN]; /* We do not allow change in unsupported parameters */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (indir) { + if (rxfh->indir) { struct be_rx_obj *rxo; for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) { - j = indir[i]; + j = rxfh->indir[i]; rxo = &adapter->rx_obj[j]; rsstable[i] = rxo->rss_id; adapter->rss_info.rss_queue[i] = j; diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c index e993ed04ab57..f7753ea5b57e 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c @@ -690,25 +690,26 @@ static u32 enetc_get_rxfh_indir_size(struct net_device *ndev) return priv->si->num_rss; } -static int enetc_get_rxfh(struct net_device *ndev, u32 *indir, u8 *key, - u8 *hfunc) +static int enetc_get_rxfh(struct net_device *ndev, + struct ethtool_rxfh_param *rxfh) { struct enetc_ndev_priv *priv = netdev_priv(ndev); struct enetc_hw *hw = &priv->si->hw; int err = 0, i; /* return hash function */ - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; /* return hash key */ - if (key && hw->port) + if (rxfh->key && hw->port) for (i = 0; i < ENETC_RSSHASH_KEY_SIZE / 4; i++) - ((u32 *)key)[i] = enetc_port_rd(hw, ENETC_PRSSK(i)); + ((u32 *)rxfh->key)[i] = enetc_port_rd(hw, + ENETC_PRSSK(i)); /* return RSS table */ - if (indir) - err = enetc_get_rss_table(priv->si, indir, priv->si->num_rss); + if (rxfh->indir) + err = enetc_get_rss_table(priv->si, rxfh->indir, + priv->si->num_rss); return err; } @@ -722,20 +723,22 @@ void enetc_set_rss_key(struct enetc_hw *hw, const u8 *bytes) } EXPORT_SYMBOL_GPL(enetc_set_rss_key); -static int enetc_set_rxfh(struct net_device *ndev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int enetc_set_rxfh(struct net_device *ndev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct enetc_ndev_priv *priv = netdev_priv(ndev); struct enetc_hw *hw = &priv->si->hw; int err = 0; /* set hash key, if PF */ - if (key && hw->port) - enetc_set_rss_key(hw, key); + if (rxfh->key && hw->port) + enetc_set_rss_key(hw, rxfh->key); /* set RSS table */ - if (indir) - err = enetc_set_rss_table(priv->si, indir, priv->si->num_rss); + if (rxfh->indir) + err = enetc_set_rss_table(priv->si, rxfh->indir, + priv->si->num_rss); return err; } diff --git a/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c b/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c index 31aa185f4d17..8c1418b713e7 100644 --- a/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c +++ b/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c @@ -977,44 +977,44 @@ static u32 fun_get_rxfh_key_size(struct net_device *netdev) return sizeof(fp->rss_key); } -static int fun_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int fun_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { const struct funeth_priv *fp = netdev_priv(netdev); if (!fp->rss_cfg) return -EOPNOTSUPP; - if (indir) - memcpy(indir, fp->indir_table, + if (rxfh->indir) + memcpy(rxfh->indir, fp->indir_table, sizeof(u32) * fp->indir_table_nentries); - if (key) - memcpy(key, fp->rss_key, sizeof(fp->rss_key)); + if (rxfh->key) + memcpy(rxfh->key, fp->rss_key, sizeof(fp->rss_key)); - if (hfunc) - *hfunc = fp->hash_algo == FUN_ETH_RSS_ALG_TOEPLITZ ? - ETH_RSS_HASH_TOP : ETH_RSS_HASH_CRC32; + rxfh->hfunc = fp->hash_algo == FUN_ETH_RSS_ALG_TOEPLITZ ? + ETH_RSS_HASH_TOP : ETH_RSS_HASH_CRC32; return 0; } -static int fun_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int fun_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct funeth_priv *fp = netdev_priv(netdev); - const u32 *rss_indir = indir ? indir : fp->indir_table; - const u8 *rss_key = key ? key : fp->rss_key; + const u32 *rss_indir = rxfh->indir ? rxfh->indir : fp->indir_table; + const u8 *rss_key = rxfh->key ? rxfh->key : fp->rss_key; enum fun_eth_hash_alg algo; if (!fp->rss_cfg) return -EOPNOTSUPP; - if (hfunc == ETH_RSS_HASH_NO_CHANGE) + if (rxfh->hfunc == ETH_RSS_HASH_NO_CHANGE) algo = fp->hash_algo; - else if (hfunc == ETH_RSS_HASH_CRC32) + else if (rxfh->hfunc == ETH_RSS_HASH_CRC32) algo = FUN_ETH_RSS_ALG_CRC32; - else if (hfunc == ETH_RSS_HASH_TOP) + else if (rxfh->hfunc == ETH_RSS_HASH_TOP) algo = FUN_ETH_RSS_ALG_TOEPLITZ; else return -EINVAL; @@ -1031,10 +1031,10 @@ static int fun_set_rxfh(struct net_device *netdev, const u32 *indir, } fp->hash_algo = algo; - if (key) - memcpy(fp->rss_key, key, sizeof(fp->rss_key)); - if (indir) - memcpy(fp->indir_table, indir, + if (rxfh->key) + memcpy(fp->rss_key, rxfh->key, sizeof(fp->rss_key)); + if (rxfh->indir) + memcpy(fp->indir_table, rxfh->indir, sizeof(u32) * fp->indir_table_nentries); return 0; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index b54f3706fb97..544e80abbc24 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -1187,7 +1187,7 @@ hns_get_rss_indir_size(struct net_device *netdev) } static int -hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) +hns_get_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; @@ -1200,15 +1200,16 @@ hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) ops = priv->ae_handle->dev->ops; - if (!indir) + if (!rxfh->indir) return 0; - return ops->get_rss(priv->ae_handle, indir, key, hfunc); + return ops->get_rss(priv->ae_handle, + rxfh->indir, rxfh->key, &rxfh->hfunc); } static int -hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key, - const u8 hfunc) +hns_set_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; @@ -1221,12 +1222,14 @@ hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key, ops = priv->ae_handle->dev->ops; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) { netdev_err(netdev, "Invalid hfunc!\n"); return -EOPNOTSUPP; } - return ops->set_rss(priv->ae_handle, indir, key, hfunc); + return ops->set_rss(priv->ae_handle, + rxfh->indir, rxfh->key, rxfh->hfunc); } static int hns_get_rxnfc(struct net_device *netdev, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 682239f33082..999a0ee162a6 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -941,19 +941,21 @@ static u32 hns3_get_rss_indir_size(struct net_device *netdev) return ae_dev->dev_specs.rss_ind_tbl_size; } -static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int hns3_get_rss(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct hnae3_handle *h = hns3_get_handle(netdev); if (!h->ae_algo->ops->get_rss) return -EOPNOTSUPP; - return h->ae_algo->ops->get_rss(h, indir, key, hfunc); + return h->ae_algo->ops->get_rss(h, rxfh->indir, rxfh->key, + &rxfh->hfunc); } -static int hns3_set_rss(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int hns3_set_rss(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct hnae3_handle *h = hns3_get_handle(netdev); struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); @@ -962,19 +964,22 @@ static int hns3_set_rss(struct net_device *netdev, const u32 *indir, return -EOPNOTSUPP; if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 && - hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE && - hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) { + rxfh->hfunc != ETH_RSS_HASH_TOP) || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP && + rxfh->hfunc != ETH_RSS_HASH_XOR)) { netdev_err(netdev, "hash func not supported\n"); return -EOPNOTSUPP; } - if (!indir) { + if (!rxfh->indir) { netdev_err(netdev, "set rss failed for indir is empty\n"); return -EOPNOTSUPP; } - return h->ae_algo->ops->set_rss(h, indir, key, hfunc); + return h->ae_algo->ops->set_rss(h, rxfh->indir, rxfh->key, + rxfh->hfunc); } static int hns3_get_rxnfc(struct net_device *netdev, diff --git a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c index f4b680286911..0304f03d4093 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c @@ -1137,7 +1137,7 @@ static int hinic_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) } static int hinic_get_rxfh(struct net_device *netdev, - u32 *indir, u8 *key, u8 *hfunc) + struct ethtool_rxfh_param *rxfh) { struct hinic_dev *nic_dev = netdev_priv(netdev); u8 hash_engine_type = 0; @@ -1146,32 +1146,33 @@ static int hinic_get_rxfh(struct net_device *netdev, if (!(nic_dev->flags & HINIC_RSS_ENABLE)) return -EOPNOTSUPP; - if (hfunc) { - err = hinic_rss_get_hash_engine(nic_dev, - nic_dev->rss_tmpl_idx, - &hash_engine_type); - if (err) - return -EFAULT; + err = hinic_rss_get_hash_engine(nic_dev, + nic_dev->rss_tmpl_idx, + &hash_engine_type); + if (err) + return -EFAULT; - *hfunc = hash_engine_type ? ETH_RSS_HASH_TOP : ETH_RSS_HASH_XOR; - } + rxfh->hfunc = hash_engine_type ? ETH_RSS_HASH_TOP : ETH_RSS_HASH_XOR; - if (indir) { + if (rxfh->indir) { err = hinic_rss_get_indir_tbl(nic_dev, - nic_dev->rss_tmpl_idx, indir); + nic_dev->rss_tmpl_idx, + rxfh->indir); if (err) return -EFAULT; } - if (key) + if (rxfh->key) err = hinic_rss_get_template_tbl(nic_dev, - nic_dev->rss_tmpl_idx, key); + nic_dev->rss_tmpl_idx, + rxfh->key); return err; } -static int hinic_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int hinic_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct hinic_dev *nic_dev = netdev_priv(netdev); int err = 0; @@ -1179,11 +1180,12 @@ static int hinic_set_rxfh(struct net_device *netdev, const u32 *indir, if (!(nic_dev->flags & HINIC_RSS_ENABLE)) return -EOPNOTSUPP; - if (hfunc != ETH_RSS_HASH_NO_CHANGE) { - if (hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE) { + if (rxfh->hfunc != ETH_RSS_HASH_TOP && + rxfh->hfunc != ETH_RSS_HASH_XOR) return -EOPNOTSUPP; - nic_dev->rss_hash_engine = (hfunc == ETH_RSS_HASH_XOR) ? + nic_dev->rss_hash_engine = (rxfh->hfunc == ETH_RSS_HASH_XOR) ? HINIC_RSS_HASH_ENGINE_TYPE_XOR : HINIC_RSS_HASH_ENGINE_TYPE_TOEP; err = hinic_rss_set_hash_engine @@ -1193,7 +1195,7 @@ static int hinic_set_rxfh(struct net_device *netdev, const u32 *indir, return -EFAULT; } - err = __set_rss_rxfh(netdev, indir, key); + err = __set_rss_rxfh(netdev, rxfh->indir, rxfh->key); return err; } diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c index 13a05604dcc0..1bc5b6c0b897 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c @@ -1057,16 +1057,16 @@ static u32 fm10k_get_rssrk_size(struct net_device __always_unused *netdev) return FM10K_RSSRK_SIZE * FM10K_RSSRK_ENTRIES_PER_REG; } -static int fm10k_get_rssh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int fm10k_get_rssh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct fm10k_intfc *interface = netdev_priv(netdev); + u8 *key = rxfh->key; int i, err; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - err = fm10k_get_reta(netdev, indir); + err = fm10k_get_reta(netdev, rxfh->indir); if (err || !key) return err; @@ -1076,23 +1076,25 @@ static int fm10k_get_rssh(struct net_device *netdev, u32 *indir, u8 *key, return 0; } -static int fm10k_set_rssh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int fm10k_set_rssh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct fm10k_intfc *interface = netdev_priv(netdev); struct fm10k_hw *hw = &interface->hw; int i, err; /* We do not allow change in unsupported parameters */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - err = fm10k_set_reta(netdev, indir); - if (err || !key) + err = fm10k_set_reta(netdev, rxfh->indir); + if (err || !rxfh->key) return err; - for (i = 0; i < FM10K_RSSRK_SIZE; i++, key += 4) { - u32 rssrk = le32_to_cpu(*(__le32 *)key); + for (i = 0; i < FM10K_RSSRK_SIZE; i++, rxfh->key += 4) { + u32 rssrk = le32_to_cpu(*(__le32 *)rxfh->key); if (interface->rssrk[i] == rssrk) continue; diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index eb9a7b32af73..ee261516d688 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -5122,15 +5122,13 @@ static u32 i40e_get_rxfh_indir_size(struct net_device *netdev) /** * i40e_get_rxfh - get the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function + * @rxfh: pointer to param struct (indir, key, hfunc) * * Reads the indirection table directly from the hardware. Returns 0 on * success. **/ -static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int i40e_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -5138,13 +5136,12 @@ static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, int ret; u16 i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (!indir) + if (!rxfh->indir) return 0; - seed = key; + seed = rxfh->key; lut = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL); if (!lut) return -ENOMEM; @@ -5152,7 +5149,7 @@ static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, if (ret) goto out; for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++) - indir[i] = (u32)(lut[i]); + rxfh->indir[i] = (u32)(lut[i]); out: kfree(lut); @@ -5163,15 +5160,15 @@ static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, /** * i40e_set_rxfh - set the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function to use + * @rxfh: pointer to param struct (indir, key, hfunc) + * @extack: extended ACK from the Netlink message * * Returns -EINVAL if the table specifies an invalid queue id, otherwise * returns 0 after programming the table. **/ -static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int i40e_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -5179,17 +5176,18 @@ static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir, u8 *seed = NULL; u16 i; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (key) { + if (rxfh->key) { if (!vsi->rss_hkey_user) { vsi->rss_hkey_user = kzalloc(I40E_HKEY_ARRAY_SIZE, GFP_KERNEL); if (!vsi->rss_hkey_user) return -ENOMEM; } - memcpy(vsi->rss_hkey_user, key, I40E_HKEY_ARRAY_SIZE); + memcpy(vsi->rss_hkey_user, rxfh->key, I40E_HKEY_ARRAY_SIZE); seed = vsi->rss_hkey_user; } if (!vsi->rss_lut_user) { @@ -5199,9 +5197,9 @@ static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir, } /* Each 32 bits pointed by 'indir' is stored with a lut entry */ - if (indir) + if (rxfh->indir) for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++) - vsi->rss_lut_user[i] = (u8)(indir[i]); + vsi->rss_lut_user[i] = (u8)(rxfh->indir[i]); else i40e_fill_rss_lut(pf, vsi->rss_lut_user, I40E_HLUT_ARRAY_SIZE, vsi->rss_size); diff --git a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c index 6b3d3e54b8b7..5b25c68f3209 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c +++ b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c @@ -1903,27 +1903,24 @@ static u32 iavf_get_rxfh_indir_size(struct net_device *netdev) /** * iavf_get_rxfh - get the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function in use + * @rxfh: pointer to param struct (indir, key, hfunc) * * Reads the indirection table directly from the hardware. Always returns 0. **/ -static int iavf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int iavf_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct iavf_adapter *adapter = netdev_priv(netdev); u16 i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (key) - memcpy(key, adapter->rss_key, adapter->rss_key_size); + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->key) + memcpy(rxfh->key, adapter->rss_key, adapter->rss_key_size); - if (indir) + if (rxfh->indir) /* Each 32 bits pointed by 'indir' is stored with a lut entry */ for (i = 0; i < adapter->rss_lut_size; i++) - indir[i] = (u32)adapter->rss_lut[i]; + rxfh->indir[i] = (u32)adapter->rss_lut[i]; return 0; } @@ -1931,33 +1928,34 @@ static int iavf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, /** * iavf_set_rxfh - set the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function to use + * @rxfh: pointer to param struct (indir, key, hfunc) + * @extack: extended ACK from the Netlink message * * Returns -EINVAL if the table specifies an invalid queue id, otherwise * returns 0 after programming the table. **/ -static int iavf_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int iavf_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct iavf_adapter *adapter = netdev_priv(netdev); u16 i; /* Only support toeplitz hash function */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (!key && !indir) + if (!rxfh->key && !rxfh->indir) return 0; - if (key) - memcpy(adapter->rss_key, key, adapter->rss_key_size); + if (rxfh->key) + memcpy(adapter->rss_key, rxfh->key, adapter->rss_key_size); - if (indir) { + if (rxfh->indir) { /* Each 32 bits pointed by 'indir' is stored with a lut entry */ for (i = 0; i < adapter->rss_lut_size; i++) - adapter->rss_lut[i] = (u8)(indir[i]); + adapter->rss_lut[i] = (u8)(rxfh->indir[i]); } return iavf_config_rss(adapter); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index a34083567e6f..7f991715a026 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -3199,8 +3199,8 @@ static u32 ice_get_rxfh_indir_size(struct net_device *netdev) } static int -ice_get_rxfh_context(struct net_device *netdev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context) +ice_get_rxfh_context(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, u32 rss_context) { struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; @@ -3233,17 +3233,16 @@ ice_get_rxfh_context(struct net_device *netdev, u32 *indir, vsi = vsi->tc_map_vsi[rss_context]; } - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (!indir) + if (!rxfh->indir) return 0; lut = kzalloc(vsi->rss_table_size, GFP_KERNEL); if (!lut) return -ENOMEM; - err = ice_get_rss_key(vsi, key); + err = ice_get_rss_key(vsi, rxfh->key); if (err) goto out; @@ -3253,12 +3252,12 @@ ice_get_rxfh_context(struct net_device *netdev, u32 *indir, if (ice_is_adq_active(pf)) { for (i = 0; i < vsi->rss_table_size; i++) - indir[i] = offset + lut[i] % qcount; + rxfh->indir[i] = offset + lut[i] % qcount; goto out; } for (i = 0; i < vsi->rss_table_size; i++) - indir[i] = lut[i]; + rxfh->indir[i] = lut[i]; out: kfree(lut); @@ -3268,31 +3267,28 @@ ice_get_rxfh_context(struct net_device *netdev, u32 *indir, /** * ice_get_rxfh - get the Rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function + * @rxfh: pointer to param struct (indir, key, hfunc) * * Reads the indirection table directly from the hardware. */ static int -ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) +ice_get_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { - return ice_get_rxfh_context(netdev, indir, key, hfunc, 0); + return ice_get_rxfh_context(netdev, rxfh, 0); } /** * ice_set_rxfh - set the Rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function + * @rxfh: pointer to param struct (indir, key, hfunc) + * @extack: extended ACK from the Netlink message * * Returns -EINVAL if the table specifies an invalid queue ID, otherwise * returns 0 after programming the table. */ static int -ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, - const u8 hfunc) +ice_set_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; @@ -3301,7 +3297,8 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, int err; dev = ice_pf_to_dev(pf); - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { @@ -3315,7 +3312,7 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, return -EOPNOTSUPP; } - if (key) { + if (rxfh->key) { if (!vsi->rss_hkey_user) { vsi->rss_hkey_user = devm_kzalloc(dev, ICE_VSIQF_HKEY_ARRAY_SIZE, @@ -3323,7 +3320,8 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, if (!vsi->rss_hkey_user) return -ENOMEM; } - memcpy(vsi->rss_hkey_user, key, ICE_VSIQF_HKEY_ARRAY_SIZE); + memcpy(vsi->rss_hkey_user, rxfh->key, + ICE_VSIQF_HKEY_ARRAY_SIZE); err = ice_set_rss_key(vsi, vsi->rss_hkey_user); if (err) @@ -3338,11 +3336,11 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, } /* Each 32 bits pointed by 'indir' is stored with a lut entry */ - if (indir) { + if (rxfh->indir) { int i; for (i = 0; i < vsi->rss_table_size; i++) - vsi->rss_lut_user[i] = (u8)(indir[i]); + vsi->rss_lut_user[i] = (u8)(rxfh->indir[i]); } else { ice_fill_rss_lut(vsi->rss_lut_user, vsi->rss_table_size, vsi->rss_size); diff --git a/drivers/net/ethernet/intel/idpf/idpf_ethtool.c b/drivers/net/ethernet/intel/idpf/idpf_ethtool.c index 52ea38669f85..281fe4236cbb 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_ethtool.c +++ b/drivers/net/ethernet/intel/idpf/idpf_ethtool.c @@ -75,14 +75,12 @@ static u32 idpf_get_rxfh_indir_size(struct net_device *netdev) /** * idpf_get_rxfh - get the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function in use + * @rxfh: pointer to param struct (indir, key, hfunc) * * Reads the indirection table directly from the hardware. Always returns 0. */ -static int idpf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int idpf_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct idpf_netdev_priv *np = netdev_priv(netdev); struct idpf_rss_data *rss_data; @@ -103,15 +101,14 @@ static int idpf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, if (np->state != __IDPF_VPORT_UP) goto unlock_mutex; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (key) - memcpy(key, rss_data->rss_key, rss_data->rss_key_size); + if (rxfh->key) + memcpy(rxfh->key, rss_data->rss_key, rss_data->rss_key_size); - if (indir) { + if (rxfh->indir) { for (i = 0; i < rss_data->rss_lut_size; i++) - indir[i] = rss_data->rss_lut[i]; + rxfh->indir[i] = rss_data->rss_lut[i]; } unlock_mutex: @@ -123,15 +120,15 @@ static int idpf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, /** * idpf_set_rxfh - set the rx flow hash indirection table * @netdev: network interface device structure - * @indir: indirection table - * @key: hash key - * @hfunc: hash function to use + * @rxfh: pointer to param struct (indir, key, hfunc) + * @extack: extended ACK from the Netlink message * * Returns -EINVAL if the table specifies an invalid queue id, otherwise * returns 0 after programming the table. */ -static int idpf_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int idpf_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct idpf_netdev_priv *np = netdev_priv(netdev); struct idpf_rss_data *rss_data; @@ -154,17 +151,18 @@ static int idpf_set_rxfh(struct net_device *netdev, const u32 *indir, if (np->state != __IDPF_VPORT_UP) goto unlock_mutex; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) { err = -EOPNOTSUPP; goto unlock_mutex; } - if (key) - memcpy(rss_data->rss_key, key, rss_data->rss_key_size); + if (rxfh->key) + memcpy(rss_data->rss_key, rxfh->key, rss_data->rss_key_size); - if (indir) { + if (rxfh->indir) { for (lut = 0; lut < rss_data->rss_lut_size; lut++) - rss_data->rss_lut[lut] = indir[lut]; + rss_data->rss_lut[lut] = rxfh->indir[lut]; } err = idpf_config_rss(vport); diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 16d2a55d5e17..da78e5a2a076 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -3282,18 +3282,17 @@ static u32 igb_get_rxfh_indir_size(struct net_device *netdev) return IGB_RETA_SIZE; } -static int igb_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int igb_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct igb_adapter *adapter = netdev_priv(netdev); int i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!indir) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; for (i = 0; i < IGB_RETA_SIZE; i++) - indir[i] = adapter->rss_indir_tbl[i]; + rxfh->indir[i] = adapter->rss_indir_tbl[i]; return 0; } @@ -3333,8 +3332,9 @@ void igb_write_rss_indir_tbl(struct igb_adapter *adapter) } } -static int igb_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int igb_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -3342,10 +3342,11 @@ static int igb_set_rxfh(struct net_device *netdev, const u32 *indir, u32 num_queues; /* We do not allow change in unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; num_queues = adapter->rss_queues; @@ -3362,12 +3363,12 @@ static int igb_set_rxfh(struct net_device *netdev, const u32 *indir, /* Verify user input. */ for (i = 0; i < IGB_RETA_SIZE; i++) - if (indir[i] >= num_queues) + if (rxfh->indir[i] >= num_queues) return -EINVAL; for (i = 0; i < IGB_RETA_SIZE; i++) - adapter->rss_indir_tbl[i] = indir[i]; + adapter->rss_indir_tbl[i] = rxfh->indir[i]; igb_write_rss_indir_tbl(adapter); diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index 785eaa8e0ba8..76760c20f54f 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -1428,45 +1428,46 @@ static u32 igc_ethtool_get_rxfh_indir_size(struct net_device *netdev) return IGC_RETA_SIZE; } -static int igc_ethtool_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int igc_ethtool_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct igc_adapter *adapter = netdev_priv(netdev); int i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!indir) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; for (i = 0; i < IGC_RETA_SIZE; i++) - indir[i] = adapter->rss_indir_tbl[i]; + rxfh->indir[i] = adapter->rss_indir_tbl[i]; return 0; } -static int igc_ethtool_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int igc_ethtool_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct igc_adapter *adapter = netdev_priv(netdev); u32 num_queues; int i; /* We do not allow change in unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; num_queues = adapter->rss_queues; /* Verify user input. */ for (i = 0; i < IGC_RETA_SIZE; i++) - if (indir[i] >= num_queues) + if (rxfh->indir[i] >= num_queues) return -EINVAL; for (i = 0; i < IGC_RETA_SIZE; i++) - adapter->rss_indir_tbl[i] = indir[i]; + adapter->rss_indir_tbl[i] = rxfh->indir[i]; igc_write_rss_indir_tbl(adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 4dd897806fa5..3641d18ff2b6 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -3108,35 +3108,37 @@ static void ixgbe_get_reta(struct ixgbe_adapter *adapter, u32 *indir) indir[i] = adapter->rss_indir_tbl[i] & rss_m; } -static int ixgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int ixgbe_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (indir) - ixgbe_get_reta(adapter, indir); + if (rxfh->indir) + ixgbe_get_reta(adapter, rxfh->indir); - if (key) - memcpy(key, adapter->rss_key, ixgbe_get_rxfh_key_size(netdev)); + if (rxfh->key) + memcpy(rxfh->key, adapter->rss_key, + ixgbe_get_rxfh_key_size(netdev)); return 0; } -static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int ixgbe_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct ixgbe_adapter *adapter = netdev_priv(netdev); int i; u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter); - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; /* Fill out the redirection table */ - if (indir) { + if (rxfh->indir) { int max_queues = min_t(int, adapter->num_rx_queues, ixgbe_rss_indir_tbl_max(adapter)); @@ -3147,18 +3149,19 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, /* Verify user input. */ for (i = 0; i < reta_entries; i++) - if (indir[i] >= max_queues) + if (rxfh->indir[i] >= max_queues) return -EINVAL; for (i = 0; i < reta_entries; i++) - adapter->rss_indir_tbl[i] = indir[i]; + adapter->rss_indir_tbl[i] = rxfh->indir[i]; ixgbe_store_reta(adapter); } /* Fill out the rss hash key */ - if (key) { - memcpy(adapter->rss_key, key, ixgbe_get_rxfh_key_size(netdev)); + if (rxfh->key) { + memcpy(adapter->rss_key, rxfh->key, + ixgbe_get_rxfh_key_size(netdev)); ixgbe_store_key(adapter); } diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c index 296915414a7c..7ac53171b041 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c +++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c @@ -897,40 +897,41 @@ static u32 ixgbevf_get_rxfh_key_size(struct net_device *netdev) return IXGBEVF_RSS_HASH_KEY_SIZE; } -static int ixgbevf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int ixgbevf_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); int err = 0; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; if (adapter->hw.mac.type >= ixgbe_mac_X550_vf) { - if (key) - memcpy(key, adapter->rss_key, + if (rxfh->key) + memcpy(rxfh->key, adapter->rss_key, ixgbevf_get_rxfh_key_size(netdev)); - if (indir) { + if (rxfh->indir) { int i; for (i = 0; i < IXGBEVF_X550_VFRETA_SIZE; i++) - indir[i] = adapter->rss_indir_tbl[i]; + rxfh->indir[i] = adapter->rss_indir_tbl[i]; } } else { /* If neither indirection table nor hash key was requested * - just return a success avoiding taking any locks. */ - if (!indir && !key) + if (!rxfh->indir && !rxfh->key) return 0; spin_lock_bh(&adapter->mbx_lock); - if (indir) - err = ixgbevf_get_reta_locked(&adapter->hw, indir, + if (rxfh->indir) + err = ixgbevf_get_reta_locked(&adapter->hw, + rxfh->indir, adapter->num_rx_queues); - if (!err && key) - err = ixgbevf_get_rss_key_locked(&adapter->hw, key); + if (!err && rxfh->key) + err = ixgbevf_get_rss_key_locked(&adapter->hw, + rxfh->key); spin_unlock_bh(&adapter->mbx_lock); } diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 29aac327574d..a641b3534ca3 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -5030,8 +5030,9 @@ static int mvneta_config_rss(struct mvneta_port *pp) return 0; } -static int mvneta_ethtool_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int mvneta_ethtool_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct mvneta_port *pp = netdev_priv(dev); @@ -5042,20 +5043,21 @@ static int mvneta_ethtool_set_rxfh(struct net_device *dev, const u32 *indir, /* We require at least one supported parameter to be changed * and no change in any of the unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; - memcpy(pp->indir, indir, MVNETA_RSS_LU_TABLE_SIZE); + memcpy(pp->indir, rxfh->indir, MVNETA_RSS_LU_TABLE_SIZE); return mvneta_config_rss(pp); } -static int mvneta_ethtool_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int mvneta_ethtool_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct mvneta_port *pp = netdev_priv(dev); @@ -5063,13 +5065,12 @@ static int mvneta_ethtool_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, if (pp->neta_armada3700) return -EOPNOTSUPP; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (!indir) + if (!rxfh->indir) return 0; - memcpy(indir, pp->indir, MVNETA_RSS_LU_TABLE_SIZE); + memcpy(rxfh->indir, pp->indir, MVNETA_RSS_LU_TABLE_SIZE); return 0; } diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 93137606869e..ceef48ddd26e 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -5634,8 +5634,8 @@ static u32 mvpp2_ethtool_get_rxfh_indir_size(struct net_device *dev) return mvpp22_rss_is_supported(port) ? MVPP22_RSS_TABLE_ENTRIES : 0; } -static int mvpp2_ethtool_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int mvpp2_ethtool_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct mvpp2_port *port = netdev_priv(dev); int ret = 0; @@ -5643,17 +5643,17 @@ static int mvpp2_ethtool_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, if (!mvpp22_rss_is_supported(port)) return -EOPNOTSUPP; - if (indir) - ret = mvpp22_port_rss_ctx_indir_get(port, 0, indir); + if (rxfh->indir) + ret = mvpp22_port_rss_ctx_indir_get(port, 0, rxfh->indir); - if (hfunc) - *hfunc = ETH_RSS_HASH_CRC32; + rxfh->hfunc = ETH_RSS_HASH_CRC32; return ret; } -static int mvpp2_ethtool_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int mvpp2_ethtool_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct mvpp2_port *port = netdev_priv(dev); int ret = 0; @@ -5661,20 +5661,22 @@ static int mvpp2_ethtool_set_rxfh(struct net_device *dev, const u32 *indir, if (!mvpp22_rss_is_supported(port)) return -EOPNOTSUPP; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_CRC32) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_CRC32) return -EOPNOTSUPP; - if (key) + if (rxfh->key) return -EOPNOTSUPP; - if (indir) - ret = mvpp22_port_rss_ctx_indir_set(port, 0, indir); + if (rxfh->indir) + ret = mvpp22_port_rss_ctx_indir_set(port, 0, rxfh->indir); return ret; } -static int mvpp2_ethtool_get_rxfh_context(struct net_device *dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context) +static int mvpp2_ethtool_get_rxfh_context(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context) { struct mvpp2_port *port = netdev_priv(dev); int ret = 0; @@ -5684,19 +5686,18 @@ static int mvpp2_ethtool_get_rxfh_context(struct net_device *dev, u32 *indir, if (rss_context >= MVPP22_N_RSS_TABLES) return -EINVAL; - if (hfunc) - *hfunc = ETH_RSS_HASH_CRC32; + rxfh->hfunc = ETH_RSS_HASH_CRC32; - if (indir) - ret = mvpp22_port_rss_ctx_indir_get(port, rss_context, indir); + if (rxfh->indir) + ret = mvpp22_port_rss_ctx_indir_get(port, rss_context, + rxfh->indir); return ret; } static int mvpp2_ethtool_set_rxfh_context(struct net_device *dev, - const u32 *indir, const u8 *key, - const u8 hfunc, u32 *rss_context, - bool delete) + struct ethtool_rxfh_param *rxfh, + u32 *rss_context, bool delete) { struct mvpp2_port *port = netdev_priv(dev); int ret; @@ -5704,10 +5705,11 @@ static int mvpp2_ethtool_set_rxfh_context(struct net_device *dev, if (!mvpp22_rss_is_supported(port)) return -EOPNOTSUPP; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_CRC32) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_CRC32) return -EOPNOTSUPP; - if (key) + if (rxfh->key) return -EOPNOTSUPP; if (delete) @@ -5719,7 +5721,7 @@ static int mvpp2_ethtool_set_rxfh_context(struct net_device *dev, return ret; } - return mvpp22_port_rss_ctx_indir_set(port, *rss_context, indir); + return mvpp22_port_rss_ctx_indir_set(port, *rss_context, rxfh->indir); } /* Device ops */ diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c index 9efcec549834..16d4d5f858e2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c @@ -832,8 +832,8 @@ static int otx2_rss_ctx_create(struct otx2_nic *pfvf, } /* RSS context configuration */ -static int otx2_set_rxfh_context(struct net_device *dev, const u32 *indir, - const u8 *hkey, const u8 hfunc, +static int otx2_set_rxfh_context(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, u32 *rss_context, bool delete) { struct otx2_nic *pfvf = netdev_priv(dev); @@ -841,7 +841,8 @@ static int otx2_set_rxfh_context(struct net_device *dev, const u32 *indir, struct otx2_rss_info *rss; int ret, idx; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (*rss_context != ETH_RXFH_CONTEXT_ALLOC && @@ -855,8 +856,8 @@ static int otx2_set_rxfh_context(struct net_device *dev, const u32 *indir, return -EIO; } - if (hkey) { - memcpy(rss->key, hkey, sizeof(rss->key)); + if (rxfh->key) { + memcpy(rss->key, rxfh->key, sizeof(rss->key)); otx2_set_rss_key(pfvf); } if (delete) @@ -867,28 +868,29 @@ static int otx2_set_rxfh_context(struct net_device *dev, const u32 *indir, if (ret) return ret; } - if (indir) { + if (rxfh->indir) { rss_ctx = rss->rss_ctx[*rss_context]; for (idx = 0; idx < rss->rss_size; idx++) - rss_ctx->ind_tbl[idx] = indir[idx]; + rss_ctx->ind_tbl[idx] = rxfh->indir[idx]; } otx2_set_rss_table(pfvf, *rss_context); return 0; } -static int otx2_get_rxfh_context(struct net_device *dev, u32 *indir, - u8 *hkey, u8 *hfunc, u32 rss_context) +static int otx2_get_rxfh_context(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context) { struct otx2_nic *pfvf = netdev_priv(dev); struct otx2_rss_ctx *rss_ctx; struct otx2_rss_info *rss; + u32 *indir = rxfh->indir; int idx, rx_queues; rss = &pfvf->hw.rss_info; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; if (!indir) return 0; @@ -910,28 +912,29 @@ static int otx2_get_rxfh_context(struct net_device *dev, u32 *indir, for (idx = 0; idx < rss->rss_size; idx++) indir[idx] = rss_ctx->ind_tbl[idx]; } - if (hkey) - memcpy(hkey, rss->key, sizeof(rss->key)); + if (rxfh->key) + memcpy(rxfh->key, rss->key, sizeof(rss->key)); return 0; } /* Get RSS configuration */ -static int otx2_get_rxfh(struct net_device *dev, u32 *indir, - u8 *hkey, u8 *hfunc) +static int otx2_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { - return otx2_get_rxfh_context(dev, indir, hkey, hfunc, + return otx2_get_rxfh_context(dev, rxfh, DEFAULT_RSS_CONTEXT_GROUP); } /* Configure RSS table and hash key */ -static int otx2_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *hkey, const u8 hfunc) +static int otx2_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { u32 rss_context = DEFAULT_RSS_CONTEXT_GROUP; - return otx2_set_rxfh_context(dev, indir, hkey, hfunc, &rss_context, 0); + return otx2_set_rxfh_context(dev, rxfh, &rss_context, 0); } static u32 otx2_get_msglevel(struct net_device *netdev) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index 164a13272faa..619e1c3ef7f9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -1258,8 +1258,8 @@ static int mlx4_en_check_rxfh_func(struct net_device *dev, u8 hfunc) return -EINVAL; } -static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key, - u8 *hfunc) +static int mlx4_en_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct mlx4_en_priv *priv = netdev_priv(dev); u32 n = mlx4_en_get_rxfh_indir_size(dev); @@ -1269,19 +1269,19 @@ static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key, rss_rings = rounddown_pow_of_two(rss_rings); for (i = 0; i < n; i++) { - if (!ring_index) + if (!rxfh->indir) break; - ring_index[i] = i % rss_rings; + rxfh->indir[i] = i % rss_rings; } - if (key) - memcpy(key, priv->rss_key, MLX4_EN_RSS_KEY_SIZE); - if (hfunc) - *hfunc = priv->rss_hash_fn; + if (rxfh->key) + memcpy(rxfh->key, priv->rss_key, MLX4_EN_RSS_KEY_SIZE); + rxfh->hfunc = priv->rss_hash_fn; return 0; } -static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, - const u8 *key, const u8 hfunc) +static int mlx4_en_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct mlx4_en_priv *priv = netdev_priv(dev); u32 n = mlx4_en_get_rxfh_indir_size(dev); @@ -1295,12 +1295,12 @@ static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, * between rings */ for (i = 0; i < n; i++) { - if (!ring_index) + if (!rxfh->indir) break; - if (i > 0 && !ring_index[i] && !rss_rings) + if (i > 0 && !rxfh->indir[i] && !rss_rings) rss_rings = i; - if (ring_index[i] != (i % (rss_rings ?: n))) + if (rxfh->indir[i] != (i % (rss_rings ?: n))) return -EINVAL; } @@ -1311,8 +1311,8 @@ static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, if (!is_power_of_2(rss_rings)) return -EINVAL; - if (hfunc != ETH_RSS_HASH_NO_CHANGE) { - err = mlx4_en_check_rxfh_func(dev, hfunc); + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE) { + err = mlx4_en_check_rxfh_func(dev, rxfh->hfunc); if (err) return err; } @@ -1323,12 +1323,12 @@ static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, mlx4_en_stop_port(dev, 1); } - if (ring_index) + if (rxfh->indir) priv->prof->rss_rings = rss_rings; - if (key) - memcpy(priv->rss_key, key, MLX4_EN_RSS_KEY_SIZE); - if (hfunc != ETH_RSS_HASH_NO_CHANGE) - priv->rss_hash_fn = hfunc; + if (rxfh->key) + memcpy(priv->rss_key, rxfh->key, MLX4_EN_RSS_KEY_SIZE); + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE) + priv->rss_hash_fn = rxfh->hfunc; if (port_up) { err = mlx4_en_start_port(dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 43f027bf2da3..2cb47268bac6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -1175,9 +1175,9 @@ int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv *priv, struct ethtool_link_ksettings *link_ksettings); int mlx5e_ethtool_set_link_ksettings(struct mlx5e_priv *priv, const struct ethtool_link_ksettings *link_ksettings); -int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc); -int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, - const u8 hfunc); +int mlx5e_get_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh); +int mlx5e_set_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack); u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv); u32 mlx5e_ethtool_get_rxfh_indir_size(struct mlx5e_priv *priv); int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 792a0ea544cd..110cb7973eae 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1262,23 +1262,26 @@ static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev) return mlx5e_ethtool_get_rxfh_indir_size(priv); } -static int mlx5e_get_rxfh_context(struct net_device *dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context) +static int mlx5e_get_rxfh_context(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context) { struct mlx5e_priv *priv = netdev_priv(dev); int err; mutex_lock(&priv->state_lock); - err = mlx5e_rx_res_rss_get_rxfh(priv->rx_res, rss_context, indir, key, hfunc); + err = mlx5e_rx_res_rss_get_rxfh(priv->rx_res, rss_context, + rxfh->indir, rxfh->key, &rxfh->hfunc); mutex_unlock(&priv->state_lock); return err; } -static int mlx5e_set_rxfh_context(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc, +static int mlx5e_set_rxfh_context(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, u32 *rss_context, bool delete) { struct mlx5e_priv *priv = netdev_priv(dev); + u8 hfunc = rxfh->hfunc; int err; mutex_lock(&priv->state_lock); @@ -1295,7 +1298,8 @@ static int mlx5e_set_rxfh_context(struct net_device *dev, const u32 *indir, goto unlock; } - err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, *rss_context, indir, key, + err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, *rss_context, + rxfh->indir, rxfh->key, hfunc == ETH_RSS_HASH_NO_CHANGE ? NULL : &hfunc); unlock: @@ -1303,20 +1307,20 @@ static int mlx5e_set_rxfh_context(struct net_device *dev, const u32 *indir, return err; } -int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +int mlx5e_get_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { - return mlx5e_get_rxfh_context(netdev, indir, key, hfunc, 0); + return mlx5e_get_rxfh_context(netdev, rxfh, 0); } -int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +int mlx5e_set_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = netdev_priv(dev); + u8 hfunc = rxfh->hfunc; int err; mutex_lock(&priv->state_lock); - err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, 0, indir, key, + err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, 0, rxfh->indir, rxfh->key, hfunc == ETH_RSS_HASH_NO_CHANGE ? NULL : &hfunc); mutex_unlock(&priv->state_lock); return err; diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index 6961cfc55fb9..8c4a2bb6a537 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -934,11 +934,11 @@ static u32 lan743x_ethtool_get_rxfh_indir_size(struct net_device *netdev) } static int lan743x_ethtool_get_rxfh(struct net_device *netdev, - u32 *indir, u8 *key, u8 *hfunc) + struct ethtool_rxfh_param *rxfh) { struct lan743x_adapter *adapter = netdev_priv(netdev); - if (indir) { + if (rxfh->indir) { int dw_index; int byte_index = 0; @@ -947,17 +947,17 @@ static int lan743x_ethtool_get_rxfh(struct net_device *netdev, lan743x_csr_read(adapter, RFE_INDX(dw_index)); byte_index = dw_index << 2; - indir[byte_index + 0] = + rxfh->indir[byte_index + 0] = ((four_entries >> 0) & 0x000000FF); - indir[byte_index + 1] = + rxfh->indir[byte_index + 1] = ((four_entries >> 8) & 0x000000FF); - indir[byte_index + 2] = + rxfh->indir[byte_index + 2] = ((four_entries >> 16) & 0x000000FF); - indir[byte_index + 3] = + rxfh->indir[byte_index + 3] = ((four_entries >> 24) & 0x000000FF); } } - if (key) { + if (rxfh->key) { int dword_index; int byte_index = 0; @@ -967,28 +967,30 @@ static int lan743x_ethtool_get_rxfh(struct net_device *netdev, RFE_HASH_KEY(dword_index)); byte_index = dword_index << 2; - key[byte_index + 0] = + rxfh->key[byte_index + 0] = ((four_entries >> 0) & 0x000000FF); - key[byte_index + 1] = + rxfh->key[byte_index + 1] = ((four_entries >> 8) & 0x000000FF); - key[byte_index + 2] = + rxfh->key[byte_index + 2] = ((four_entries >> 16) & 0x000000FF); - key[byte_index + 3] = + rxfh->key[byte_index + 3] = ((four_entries >> 24) & 0x000000FF); } } - if (hfunc) - (*hfunc) = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } static int lan743x_ethtool_set_rxfh(struct net_device *netdev, - const u32 *indir, const u8 *key, - const u8 hfunc) + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct lan743x_adapter *adapter = netdev_priv(netdev); + u32 *indir = rxfh->indir; + u8 *key = rxfh->key; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (indir) { diff --git a/drivers/net/ethernet/microsoft/mana/mana_ethtool.c b/drivers/net/ethernet/microsoft/mana/mana_ethtool.c index 777e65b8223d..ab2413d71f6c 100644 --- a/drivers/net/ethernet/microsoft/mana/mana_ethtool.c +++ b/drivers/net/ethernet/microsoft/mana/mana_ethtool.c @@ -248,28 +248,28 @@ static u32 mana_rss_indir_size(struct net_device *ndev) return MANA_INDIRECT_TABLE_SIZE; } -static int mana_get_rxfh(struct net_device *ndev, u32 *indir, u8 *key, - u8 *hfunc) +static int mana_get_rxfh(struct net_device *ndev, + struct ethtool_rxfh_param *rxfh) { struct mana_port_context *apc = netdev_priv(ndev); int i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ + rxfh->hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ - if (indir) { + if (rxfh->indir) { for (i = 0; i < MANA_INDIRECT_TABLE_SIZE; i++) - indir[i] = apc->indir_table[i]; + rxfh->indir[i] = apc->indir_table[i]; } - if (key) - memcpy(key, apc->hashkey, MANA_HASH_KEY_SIZE); + if (rxfh->key) + memcpy(rxfh->key, apc->hashkey, MANA_HASH_KEY_SIZE); return 0; } -static int mana_set_rxfh(struct net_device *ndev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int mana_set_rxfh(struct net_device *ndev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct mana_port_context *apc = netdev_priv(ndev); bool update_hash = false, update_table = false; @@ -280,25 +280,26 @@ static int mana_set_rxfh(struct net_device *ndev, const u32 *indir, if (!apc->port_is_up) return -EOPNOTSUPP; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (indir) { + if (rxfh->indir) { for (i = 0; i < MANA_INDIRECT_TABLE_SIZE; i++) - if (indir[i] >= apc->num_queues) + if (rxfh->indir[i] >= apc->num_queues) return -EINVAL; update_table = true; for (i = 0; i < MANA_INDIRECT_TABLE_SIZE; i++) { save_table[i] = apc->indir_table[i]; - apc->indir_table[i] = indir[i]; + apc->indir_table[i] = rxfh->indir[i]; } } - if (key) { + if (rxfh->key) { update_hash = true; memcpy(save_key, apc->hashkey, MANA_HASH_KEY_SIZE); - memcpy(apc->hashkey, key, MANA_HASH_KEY_SIZE); + memcpy(apc->hashkey, rxfh->key, MANA_HASH_KEY_SIZE); } err = mana_config_rss(apc, TRI_STATE_TRUE, update_hash, update_table); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c index 200b3588363c..c08211ab5525 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c @@ -1787,8 +1787,8 @@ static u32 nfp_net_get_rxfh_key_size(struct net_device *netdev) return nfp_net_rss_key_sz(nn); } -static int nfp_net_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int nfp_net_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct nfp_net *nn = netdev_priv(netdev); int i; @@ -1796,41 +1796,41 @@ static int nfp_net_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, if (!(nn->cap & NFP_NET_CFG_CTRL_RSS_ANY)) return -EOPNOTSUPP; - if (indir) + if (rxfh->indir) for (i = 0; i < ARRAY_SIZE(nn->rss_itbl); i++) - indir[i] = nn->rss_itbl[i]; - if (key) - memcpy(key, nn->rss_key, nfp_net_rss_key_sz(nn)); - if (hfunc) { - *hfunc = nn->rss_hfunc; - if (*hfunc >= 1 << ETH_RSS_HASH_FUNCS_COUNT) - *hfunc = ETH_RSS_HASH_UNKNOWN; - } + rxfh->indir[i] = nn->rss_itbl[i]; + if (rxfh->key) + memcpy(rxfh->key, nn->rss_key, nfp_net_rss_key_sz(nn)); + + rxfh->hfunc = nn->rss_hfunc; + if (rxfh->hfunc >= 1 << ETH_RSS_HASH_FUNCS_COUNT) + rxfh->hfunc = ETH_RSS_HASH_UNKNOWN; return 0; } static int nfp_net_set_rxfh(struct net_device *netdev, - const u32 *indir, const u8 *key, - const u8 hfunc) + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct nfp_net *nn = netdev_priv(netdev); int i; if (!(nn->cap & NFP_NET_CFG_CTRL_RSS_ANY) || - !(hfunc == ETH_RSS_HASH_NO_CHANGE || hfunc == nn->rss_hfunc)) + !(rxfh->hfunc == ETH_RSS_HASH_NO_CHANGE || + rxfh->hfunc == nn->rss_hfunc)) return -EOPNOTSUPP; - if (!key && !indir) + if (!rxfh->key && !rxfh->indir) return 0; - if (key) { - memcpy(nn->rss_key, key, nfp_net_rss_key_sz(nn)); + if (rxfh->key) { + memcpy(nn->rss_key, rxfh->key, nfp_net_rss_key_sz(nn)); nfp_net_rss_write_key(nn); } - if (indir) { + if (rxfh->indir) { for (i = 0; i < ARRAY_SIZE(nn->rss_itbl); i++) - nn->rss_itbl[i] = indir[i]; + nn->rss_itbl[i] = rxfh->indir[i]; nfp_net_rss_write_itbl(nn); } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c index 3a6b0a9bc241..cd3c0b01402e 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c @@ -823,36 +823,38 @@ static u32 ionic_get_rxfh_key_size(struct net_device *netdev) return IONIC_RSS_HASH_KEY_SIZE; } -static int ionic_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, - u8 *hfunc) +static int ionic_get_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh) { struct ionic_lif *lif = netdev_priv(netdev); unsigned int i, tbl_sz; - if (indir) { + if (rxfh->indir) { tbl_sz = le16_to_cpu(lif->ionic->ident.lif.eth.rss_ind_tbl_sz); for (i = 0; i < tbl_sz; i++) - indir[i] = lif->rss_ind_tbl[i]; + rxfh->indir[i] = lif->rss_ind_tbl[i]; } - if (key) - memcpy(key, lif->rss_hash_key, IONIC_RSS_HASH_KEY_SIZE); + if (rxfh->key) + memcpy(rxfh->key, lif->rss_hash_key, IONIC_RSS_HASH_KEY_SIZE); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int ionic_set_rxfh(struct net_device *netdev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int ionic_set_rxfh(struct net_device *netdev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct ionic_lif *lif = netdev_priv(netdev); - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - return ionic_lif_rss_config(lif, lif->rss_types, key, indir); + return ionic_lif_rss_config(lif, lif->rss_types, + rxfh->key, rxfh->indir); } static int ionic_set_tunable(struct net_device *dev, diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index b6b849a079ed..0e240b5ab8d4 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -1370,28 +1370,29 @@ static u32 qede_get_rxfh_key_size(struct net_device *dev) return sizeof(edev->rss_key); } -static int qede_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc) +static int qede_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct qede_dev *edev = netdev_priv(dev); int i; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; - if (!indir) + if (!rxfh->indir) return 0; for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) - indir[i] = edev->rss_ind_table[i]; + rxfh->indir[i] = edev->rss_ind_table[i]; - if (key) - memcpy(key, edev->rss_key, qede_get_rxfh_key_size(dev)); + if (rxfh->key) + memcpy(rxfh->key, edev->rss_key, qede_get_rxfh_key_size(dev)); return 0; } -static int qede_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int qede_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct qed_update_vport_params *vport_update_params; struct qede_dev *edev = netdev_priv(dev); @@ -1403,20 +1404,21 @@ static int qede_set_rxfh(struct net_device *dev, const u32 *indir, return -EOPNOTSUPP; } - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (!indir && !key) + if (!rxfh->indir && !rxfh->key) return 0; - if (indir) { + if (rxfh->indir) { for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) - edev->rss_ind_table[i] = indir[i]; + edev->rss_ind_table[i] = rxfh->indir[i]; edev->rss_params_inited |= QEDE_RSS_INDIR_INITED; } - if (key) { - memcpy(&edev->rss_key, key, qede_get_rxfh_key_size(dev)); + if (rxfh->key) { + memcpy(&edev->rss_key, rxfh->key, qede_get_rxfh_key_size(dev)); edev->rss_params_inited |= QEDE_RSS_KEY_INITED; } diff --git a/drivers/net/ethernet/sfc/ethtool_common.c b/drivers/net/ethernet/sfc/ethtool_common.c index a8cbceeb301b..e32ae9038d9e 100644 --- a/drivers/net/ethernet/sfc/ethtool_common.c +++ b/drivers/net/ethernet/sfc/ethtool_common.c @@ -1163,8 +1163,8 @@ u32 efx_ethtool_get_rxfh_key_size(struct net_device *net_dev) return efx->type->rx_hash_key_size; } -int efx_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, - u8 *hfunc) +int efx_ethtool_get_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh) { struct efx_nic *efx = efx_netdev_priv(net_dev); int rc; @@ -1173,24 +1173,27 @@ int efx_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, if (rc) return rc; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (indir) - memcpy(indir, efx->rss_context.rx_indir_table, + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->indir) + memcpy(rxfh->indir, efx->rss_context.rx_indir_table, sizeof(efx->rss_context.rx_indir_table)); - if (key) - memcpy(key, efx->rss_context.rx_hash_key, + if (rxfh->key) + memcpy(rxfh->key, efx->rss_context.rx_hash_key, efx->type->rx_hash_key_size); return 0; } -int efx_ethtool_set_rxfh(struct net_device *net_dev, const u32 *indir, - const u8 *key, const u8 hfunc) +int efx_ethtool_set_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct efx_nic *efx = efx_netdev_priv(net_dev); + u32 *indir = rxfh->indir; + u8 *key = rxfh->key; /* Hash function is Toeplitz, cannot be changed */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (!indir && !key) return 0; @@ -1203,8 +1206,9 @@ int efx_ethtool_set_rxfh(struct net_device *net_dev, const u32 *indir, return efx->type->rx_push_rss_config(efx, true, indir, key); } -int efx_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context) +int efx_ethtool_get_rxfh_context(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context) { struct efx_nic *efx = efx_netdev_priv(net_dev); struct efx_rss_context *ctx; @@ -1223,31 +1227,34 @@ int efx_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, if (rc) goto out_unlock; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (indir) - memcpy(indir, ctx->rx_indir_table, sizeof(ctx->rx_indir_table)); - if (key) - memcpy(key, ctx->rx_hash_key, efx->type->rx_hash_key_size); + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->indir) + memcpy(rxfh->indir, ctx->rx_indir_table, + sizeof(ctx->rx_indir_table)); + if (rxfh->key) + memcpy(rxfh->key, ctx->rx_hash_key, + efx->type->rx_hash_key_size); out_unlock: mutex_unlock(&efx->rss_lock); return rc; } int efx_ethtool_set_rxfh_context(struct net_device *net_dev, - const u32 *indir, const u8 *key, - const u8 hfunc, u32 *rss_context, - bool delete) + struct ethtool_rxfh_param *rxfh, + u32 *rss_context, bool delete) { struct efx_nic *efx = efx_netdev_priv(net_dev); struct efx_rss_context *ctx; + u32 *indir = rxfh->indir; bool allocated = false; + u8 *key = rxfh->key; int rc; if (!efx->type->rx_push_rss_context_config) return -EOPNOTSUPP; /* Hash function is Toeplitz, cannot be changed */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; mutex_lock(&efx->rss_lock); diff --git a/drivers/net/ethernet/sfc/ethtool_common.h b/drivers/net/ethernet/sfc/ethtool_common.h index 659491932101..384318ee1127 100644 --- a/drivers/net/ethernet/sfc/ethtool_common.h +++ b/drivers/net/ethernet/sfc/ethtool_common.h @@ -44,16 +44,17 @@ int efx_ethtool_set_rxnfc(struct net_device *net_dev, struct ethtool_rxnfc *info); u32 efx_ethtool_get_rxfh_indir_size(struct net_device *net_dev); u32 efx_ethtool_get_rxfh_key_size(struct net_device *net_dev); -int efx_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, - u8 *hfunc); +int efx_ethtool_get_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh); int efx_ethtool_set_rxfh(struct net_device *net_dev, - const u32 *indir, const u8 *key, const u8 hfunc); -int efx_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context); + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack); +int efx_ethtool_get_rxfh_context(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context); int efx_ethtool_set_rxfh_context(struct net_device *net_dev, - const u32 *indir, const u8 *key, - const u8 hfunc, u32 *rss_context, - bool delete); + struct ethtool_rxfh_param *rxfh, + u32 *rss_context, bool delete); int efx_ethtool_reset(struct net_device *net_dev, u32 *flags); int efx_ethtool_get_module_eeprom(struct net_device *net_dev, struct ethtool_eeprom *ee, diff --git a/drivers/net/ethernet/sfc/falcon/ethtool.c b/drivers/net/ethernet/sfc/falcon/ethtool.c index 3976a333f7e3..f4db683b80f7 100644 --- a/drivers/net/ethernet/sfc/falcon/ethtool.c +++ b/drivers/net/ethernet/sfc/falcon/ethtool.c @@ -1257,31 +1257,33 @@ static u32 ef4_ethtool_get_rxfh_indir_size(struct net_device *net_dev) 0 : ARRAY_SIZE(efx->rx_indir_table)); } -static int ef4_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, - u8 *hfunc) +static int ef4_ethtool_get_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh) { struct ef4_nic *efx = netdev_priv(net_dev); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (indir) - memcpy(indir, efx->rx_indir_table, sizeof(efx->rx_indir_table)); + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->indir) + memcpy(rxfh->indir, efx->rx_indir_table, + sizeof(efx->rx_indir_table)); return 0; } -static int ef4_ethtool_set_rxfh(struct net_device *net_dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int ef4_ethtool_set_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct ef4_nic *efx = netdev_priv(net_dev); /* We do not allow change in unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!indir) + if (!rxfh->indir) return 0; - return efx->type->rx_push_rss_config(efx, true, indir); + return efx->type->rx_push_rss_config(efx, true, rxfh->indir); } static int ef4_ethtool_get_module_eeprom(struct net_device *net_dev, diff --git a/drivers/net/ethernet/sfc/siena/ethtool_common.c b/drivers/net/ethernet/sfc/siena/ethtool_common.c index f590e87e5a23..20b64e3521cb 100644 --- a/drivers/net/ethernet/sfc/siena/ethtool_common.c +++ b/drivers/net/ethernet/sfc/siena/ethtool_common.c @@ -1164,8 +1164,8 @@ u32 efx_siena_ethtool_get_rxfh_key_size(struct net_device *net_dev) return efx->type->rx_hash_key_size; } -int efx_siena_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, - u8 *hfunc) +int efx_siena_ethtool_get_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh) { struct efx_nic *efx = netdev_priv(net_dev); int rc; @@ -1174,24 +1174,27 @@ int efx_siena_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, if (rc) return rc; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (indir) - memcpy(indir, efx->rss_context.rx_indir_table, + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->indir) + memcpy(rxfh->indir, efx->rss_context.rx_indir_table, sizeof(efx->rss_context.rx_indir_table)); - if (key) - memcpy(key, efx->rss_context.rx_hash_key, + if (rxfh->key) + memcpy(rxfh->key, efx->rss_context.rx_hash_key, efx->type->rx_hash_key_size); return 0; } -int efx_siena_ethtool_set_rxfh(struct net_device *net_dev, const u32 *indir, - const u8 *key, const u8 hfunc) +int efx_siena_ethtool_set_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct efx_nic *efx = netdev_priv(net_dev); + u32 *indir = rxfh->indir; + u8 *key = rxfh->key; /* Hash function is Toeplitz, cannot be changed */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; if (!indir && !key) return 0; @@ -1204,8 +1207,9 @@ int efx_siena_ethtool_set_rxfh(struct net_device *net_dev, const u32 *indir, return efx->type->rx_push_rss_config(efx, true, indir, key); } -int efx_siena_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context) +int efx_siena_ethtool_get_rxfh_context(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context) { struct efx_nic *efx = netdev_priv(net_dev); struct efx_rss_context *ctx; @@ -1224,31 +1228,34 @@ int efx_siena_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, if (rc) goto out_unlock; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (indir) - memcpy(indir, ctx->rx_indir_table, sizeof(ctx->rx_indir_table)); - if (key) - memcpy(key, ctx->rx_hash_key, efx->type->rx_hash_key_size); + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (rxfh->indir) + memcpy(rxfh->indir, ctx->rx_indir_table, + sizeof(ctx->rx_indir_table)); + if (rxfh->key) + memcpy(rxfh->key, ctx->rx_hash_key, + efx->type->rx_hash_key_size); out_unlock: mutex_unlock(&efx->rss_lock); return rc; } int efx_siena_ethtool_set_rxfh_context(struct net_device *net_dev, - const u32 *indir, const u8 *key, - const u8 hfunc, u32 *rss_context, - bool delete) + struct ethtool_rxfh_param *rxfh, + u32 *rss_context, bool delete) { struct efx_nic *efx = netdev_priv(net_dev); struct efx_rss_context *ctx; + u32 *indir = rxfh->indir; bool allocated = false; + u8 *key = rxfh->key; int rc; if (!efx->type->rx_push_rss_context_config) return -EOPNOTSUPP; /* Hash function is Toeplitz, cannot be changed */ - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; mutex_lock(&efx->rss_lock); diff --git a/drivers/net/ethernet/sfc/siena/ethtool_common.h b/drivers/net/ethernet/sfc/siena/ethtool_common.h index 04b375dc6800..2f892f8eff70 100644 --- a/drivers/net/ethernet/sfc/siena/ethtool_common.h +++ b/drivers/net/ethernet/sfc/siena/ethtool_common.h @@ -41,16 +41,17 @@ int efx_siena_ethtool_set_rxnfc(struct net_device *net_dev, struct ethtool_rxnfc *info); u32 efx_siena_ethtool_get_rxfh_indir_size(struct net_device *net_dev); u32 efx_siena_ethtool_get_rxfh_key_size(struct net_device *net_dev); -int efx_siena_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key, - u8 *hfunc); +int efx_siena_ethtool_get_rxfh(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh); int efx_siena_ethtool_set_rxfh(struct net_device *net_dev, - const u32 *indir, const u8 *key, const u8 hfunc); -int efx_siena_ethtool_get_rxfh_context(struct net_device *net_dev, u32 *indir, - u8 *key, u8 *hfunc, u32 rss_context); + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack); +int efx_siena_ethtool_get_rxfh_context(struct net_device *net_dev, + struct ethtool_rxfh_param *rxfh, + u32 rss_context); int efx_siena_ethtool_set_rxfh_context(struct net_device *net_dev, - const u32 *indir, const u8 *key, - const u8 hfunc, u32 *rss_context, - bool delete); + struct ethtool_rxfh_param *rxfh, + u32 *rss_context, bool delete); int efx_siena_ethtool_reset(struct net_device *net_dev, u32 *flags); int efx_siena_ethtool_get_module_eeprom(struct net_device *net_dev, struct ethtool_eeprom *ee, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index f628411ae4ae..bb14b5d68dca 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -1077,41 +1077,42 @@ static u32 stmmac_get_rxfh_indir_size(struct net_device *dev) return ARRAY_SIZE(priv->rss.table); } -static int stmmac_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int stmmac_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct stmmac_priv *priv = netdev_priv(dev); int i; - if (indir) { + if (rxfh->indir) { for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++) - indir[i] = priv->rss.table[i]; + rxfh->indir[i] = priv->rss.table[i]; } - if (key) - memcpy(key, priv->rss.key, sizeof(priv->rss.key)); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + if (rxfh->key) + memcpy(rxfh->key, priv->rss.key, sizeof(priv->rss.key)); + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int stmmac_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int stmmac_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct stmmac_priv *priv = netdev_priv(dev); int i; - if ((hfunc != ETH_RSS_HASH_NO_CHANGE) && (hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (indir) { + if (rxfh->indir) { for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++) - priv->rss.table[i] = indir[i]; + priv->rss.table[i] = rxfh->indir[i]; } - if (key) - memcpy(priv->rss.key, key, sizeof(priv->rss.key)); + if (rxfh->key) + memcpy(priv->rss.key, rxfh->key, sizeof(priv->rss.key)); return stmmac_rss_configure(priv, priv->hw, &priv->rss, priv->plat->rx_queues_to_use); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 706ea5263e87..5923a758ee57 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -1752,8 +1752,8 @@ static u32 netvsc_rss_indir_size(struct net_device *dev) return ndc->rx_table_sz; } -static int netvsc_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, - u8 *hfunc) +static int netvsc_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct net_device_context *ndc = netdev_priv(dev); struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev); @@ -1763,47 +1763,49 @@ static int netvsc_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, if (!ndev) return -ENODEV; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ + rxfh->hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ rndis_dev = ndev->extension; - if (indir) { + if (rxfh->indir) { for (i = 0; i < ndc->rx_table_sz; i++) - indir[i] = ndc->rx_table[i]; + rxfh->indir[i] = ndc->rx_table[i]; } - if (key) - memcpy(key, rndis_dev->rss_key, NETVSC_HASH_KEYLEN); + if (rxfh->key) + memcpy(rxfh->key, rndis_dev->rss_key, NETVSC_HASH_KEYLEN); return 0; } -static int netvsc_set_rxfh(struct net_device *dev, const u32 *indir, - const u8 *key, const u8 hfunc) +static int netvsc_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct net_device_context *ndc = netdev_priv(dev); struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev); struct rndis_device *rndis_dev; + u8 *key = rxfh->key; int i; if (!ndev) return -ENODEV; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; rndis_dev = ndev->extension; - if (indir) { + if (rxfh->indir) { for (i = 0; i < ndc->rx_table_sz; i++) - if (indir[i] >= ndev->num_chn) + if (rxfh->indir[i] >= ndev->num_chn) return -EINVAL; for (i = 0; i < ndc->rx_table_sz; i++) - ndc->rx_table[i] = indir[i]; + ndc->rx_table[i] = rxfh->indir[i]; } if (!key) { - if (!indir) + if (!rxfh->indir) return 0; key = rndis_dev->rss_key; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d16f592c2061..a75f3c12fc2d 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -3535,39 +3535,42 @@ static u32 virtnet_get_rxfh_indir_size(struct net_device *dev) return ((struct virtnet_info *)netdev_priv(dev))->rss_indir_table_size; } -static int virtnet_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc) +static int virtnet_get_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh) { struct virtnet_info *vi = netdev_priv(dev); int i; - if (indir) { + if (rxfh->indir) { for (i = 0; i < vi->rss_indir_table_size; ++i) - indir[i] = vi->ctrl->rss.indirection_table[i]; + rxfh->indir[i] = vi->ctrl->rss.indirection_table[i]; } - if (key) - memcpy(key, vi->ctrl->rss.key, vi->rss_key_size); + if (rxfh->key) + memcpy(rxfh->key, vi->ctrl->rss.key, vi->rss_key_size); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + rxfh->hfunc = ETH_RSS_HASH_TOP; return 0; } -static int virtnet_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, const u8 hfunc) +static int virtnet_set_rxfh(struct net_device *dev, + struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { struct virtnet_info *vi = netdev_priv(dev); int i; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (indir) { + if (rxfh->indir) { for (i = 0; i < vi->rss_indir_table_size; ++i) - vi->ctrl->rss.indirection_table[i] = indir[i]; + vi->ctrl->rss.indirection_table[i] = rxfh->indir[i]; } - if (key) - memcpy(vi->ctrl->rss.key, key, vi->rss_key_size); + if (rxfh->key) + memcpy(vi->ctrl->rss.key, rxfh->key, vi->rss_key_size); virtnet_commit_rss_command(vi); diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index 98c22d7d87a2..b311648086b9 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -1136,27 +1136,26 @@ vmxnet3_get_rss_indir_size(struct net_device *netdev) } static int -vmxnet3_get_rss(struct net_device *netdev, u32 *p, u8 *key, u8 *hfunc) +vmxnet3_get_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { struct vmxnet3_adapter *adapter = netdev_priv(netdev); struct UPT1_RSSConf *rssConf = adapter->rss_conf; unsigned int n = rssConf->indTableSize; - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; - if (!p) + rxfh->hfunc = ETH_RSS_HASH_TOP; + if (!rxfh->indir) return 0; if (n > UPT1_RSS_MAX_IND_TABLE_SIZE) return 0; while (n--) - p[n] = rssConf->indTable[n]; + rxfh->indir[n] = rssConf->indTable[n]; return 0; } static int -vmxnet3_set_rss(struct net_device *netdev, const u32 *p, const u8 *key, - const u8 hfunc) +vmxnet3_set_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh, + struct netlink_ext_ack *extack) { unsigned int i; unsigned long flags; @@ -1164,13 +1163,14 @@ vmxnet3_set_rss(struct net_device *netdev, const u32 *p, const u8 *key, struct UPT1_RSSConf *rssConf = adapter->rss_conf; /* We do not allow change in unsupported parameters */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (rxfh->key || + (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && + rxfh->hfunc != ETH_RSS_HASH_TOP)) return -EOPNOTSUPP; - if (!p) + if (!rxfh->indir) return 0; for (i = 0; i < rssConf->indTableSize; i++) - rssConf->indTable[i] = p[i]; + rssConf->indTable[i] = rxfh->indir[i]; spin_lock_irqsave(&adapter->cmd_lock, flags); VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index c2bb74143eda..deee3b79e1f0 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -844,14 +844,14 @@ struct ethtool_ops { int (*reset)(struct net_device *, u32 *); u32 (*get_rxfh_key_size)(struct net_device *); u32 (*get_rxfh_indir_size)(struct net_device *); - int (*get_rxfh)(struct net_device *, u32 *indir, u8 *key, - u8 *hfunc); - int (*set_rxfh)(struct net_device *, const u32 *indir, - const u8 *key, const u8 hfunc); - int (*get_rxfh_context)(struct net_device *, u32 *indir, u8 *key, - u8 *hfunc, u32 rss_context); - int (*set_rxfh_context)(struct net_device *, const u32 *indir, - const u8 *key, const u8 hfunc, + int (*get_rxfh)(struct net_device *, struct ethtool_rxfh_param *); + int (*set_rxfh)(struct net_device *, struct ethtool_rxfh_param *, + struct netlink_ext_ack *extack); + int (*get_rxfh_context)(struct net_device *, + struct ethtool_rxfh_param *, + u32 rss_context); + int (*set_rxfh_context)(struct net_device *, + struct ethtool_rxfh_param *, u32 *rss_context, bool delete); void (*get_channels)(struct net_device *, struct ethtool_channels *); int (*set_channels)(struct net_device *, struct ethtool_channels *); diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index f7fba0dc87e5..f6e229e465b1 100644 --- a/include/uapi/linux/ethtool.h +++ b/include/uapi/linux/ethtool.h @@ -1229,6 +1229,27 @@ struct ethtool_rxnfc { __u32 rule_locs[]; }; +/** + * struct ethtool_rxfh_param - RXFH (RSS) parameters + * @hfunc: Defines the current RSS hash function used by HW (or to be set to). + * Valid values are one of the %ETH_RSS_HASH_*. + * @indir_size: On SET, the array size of the user buffer for the + * indirection table, which may be zero, or + * %ETH_RXFH_INDIR_NO_CHANGE. On GET (read from the driver), + * the array size of the hardware indirection table. + * @indir: The indirection table of size @indir_size entries. + * @key_size: On SET, the array size of the user buffer for the hash key, + * which may be zero. On GET (read from the driver), the size of the + * hardware hash key. + * @key: The hash key of size @key_size bytes. + */ +struct ethtool_rxfh_param { + __u8 hfunc; + __u32 indir_size; + __u32 *indir; + __u32 key_size; + __u8 *key; +}; /** * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection diff --git a/net/ethtool/common.c b/net/ethtool/common.c index 11d8797f63f6..6fd20baf77bf 100644 --- a/net/ethtool/common.c +++ b/net/ethtool/common.c @@ -589,8 +589,8 @@ int ethtool_get_max_rxnfc_channel(struct net_device *dev, u64 *max) int ethtool_get_max_rxfh_channel(struct net_device *dev, u32 *max) { + struct ethtool_rxfh_param rxfh; u32 dev_size, current_max = 0; - u32 *indir; int ret; if (!dev->ethtool_ops->get_rxfh_indir_size || @@ -600,21 +600,21 @@ int ethtool_get_max_rxfh_channel(struct net_device *dev, u32 *max) if (dev_size == 0) return -EOPNOTSUPP; - indir = kcalloc(dev_size, sizeof(indir[0]), GFP_USER); - if (!indir) + rxfh.indir = kcalloc(dev_size, sizeof(rxfh.indir[0]), GFP_USER); + if (!rxfh.indir) return -ENOMEM; - ret = dev->ethtool_ops->get_rxfh(dev, indir, NULL, NULL); + ret = dev->ethtool_ops->get_rxfh(dev, &rxfh); if (ret) goto out; while (dev_size--) - current_max = max(current_max, indir[dev_size]); + current_max = max(current_max, rxfh.indir[dev_size]); *max = current_max; out: - kfree(indir); + kfree(rxfh.indir); return ret; } diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 0b0ce4f81c01..5caa682f2097 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -1058,15 +1058,15 @@ EXPORT_SYMBOL(netdev_rss_key_fill); static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev, void __user *useraddr) { - u32 user_size, dev_size; - u32 *indir; + struct ethtool_rxfh_param rxfh; + u32 user_size; int ret; if (!dev->ethtool_ops->get_rxfh_indir_size || !dev->ethtool_ops->get_rxfh) return -EOPNOTSUPP; - dev_size = dev->ethtool_ops->get_rxfh_indir_size(dev); - if (dev_size == 0) + rxfh.indir_size = dev->ethtool_ops->get_rxfh_indir_size(dev); + if (rxfh.indir_size == 0) return -EOPNOTSUPP; if (copy_from_user(&user_size, @@ -1075,41 +1075,41 @@ static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev, return -EFAULT; if (copy_to_user(useraddr + offsetof(struct ethtool_rxfh_indir, size), - &dev_size, sizeof(dev_size))) + &rxfh.indir_size, sizeof(rxfh.indir_size))) return -EFAULT; /* If the user buffer size is 0, this is just a query for the * device table size. Otherwise, if it's smaller than the * device table size it's an error. */ - if (user_size < dev_size) + if (user_size < rxfh.indir_size) return user_size == 0 ? 0 : -EINVAL; - indir = kcalloc(dev_size, sizeof(indir[0]), GFP_USER); - if (!indir) + rxfh.indir = kcalloc(rxfh.indir_size, sizeof(rxfh.indir[0]), GFP_USER); + if (!rxfh.indir) return -ENOMEM; - ret = dev->ethtool_ops->get_rxfh(dev, indir, NULL, NULL); + ret = dev->ethtool_ops->get_rxfh(dev, &rxfh); if (ret) goto out; - if (copy_to_user(useraddr + offsetof(struct ethtool_rxfh_indir, ring_index[0]), - indir, dev_size * sizeof(indir[0]))) + rxfh.indir, rxfh.indir_size * sizeof(*rxfh.indir))) ret = -EFAULT; out: - kfree(indir); + kfree(rxfh.indir); return ret; } static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, void __user *useraddr) { - struct ethtool_rxnfc rx_rings; - u32 user_size, dev_size, i; - u32 *indir; const struct ethtool_ops *ops = dev->ethtool_ops; + struct netlink_ext_ack *extack = NULL; + struct ethtool_rxfh_param rxfh_dev; + struct ethtool_rxnfc rx_rings; + u32 user_size, i; int ret; u32 ringidx_offset = offsetof(struct ethtool_rxfh_indir, ring_index[0]); @@ -1117,8 +1117,8 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, !ops->get_rxnfc) return -EOPNOTSUPP; - dev_size = ops->get_rxfh_indir_size(dev); - if (dev_size == 0) + rxfh_dev.indir_size = ops->get_rxfh_indir_size(dev); + if (rxfh_dev.indir_size == 0) return -EOPNOTSUPP; if (copy_from_user(&user_size, @@ -1126,11 +1126,12 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, sizeof(user_size))) return -EFAULT; - if (user_size != 0 && user_size != dev_size) + if (user_size != 0 && user_size != rxfh_dev.indir_size) return -EINVAL; - indir = kcalloc(dev_size, sizeof(indir[0]), GFP_USER); - if (!indir) + rxfh_dev.indir = kcalloc(rxfh_dev.indir_size, + sizeof(*rxfh_dev.indir), GFP_USER); + if (!rxfh_dev.indir) return -ENOMEM; rx_rings.cmd = ETHTOOL_GRXRINGS; @@ -1139,18 +1140,21 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, goto out; if (user_size == 0) { - for (i = 0; i < dev_size; i++) + u32 *indir = rxfh_dev.indir; + + for (i = 0; i < rxfh_dev.indir_size; i++) indir[i] = ethtool_rxfh_indir_default(i, rx_rings.data); } else { - ret = ethtool_copy_validate_indir(indir, + ret = ethtool_copy_validate_indir(rxfh_dev.indir, useraddr + ringidx_offset, &rx_rings, - dev_size); + rxfh_dev.indir_size); if (ret) goto out; } - ret = ops->set_rxfh(dev, indir, NULL, ETH_RSS_HASH_NO_CHANGE); + rxfh_dev.hfunc = ETH_RSS_HASH_NO_CHANGE; + ret = ops->set_rxfh(dev, &rxfh_dev, extack); if (ret) goto out; @@ -1161,32 +1165,27 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, dev->priv_flags |= IFF_RXFH_CONFIGURED; out: - kfree(indir); + kfree(rxfh_dev.indir); return ret; } static noinline_for_stack int ethtool_get_rxfh(struct net_device *dev, void __user *useraddr) { - int ret; const struct ethtool_ops *ops = dev->ethtool_ops; + struct ethtool_rxfh_param rxfh_dev; u32 user_indir_size, user_key_size; - u32 dev_indir_size = 0, dev_key_size = 0; struct ethtool_rxfh rxfh; - u32 total_size; u32 indir_bytes; - u32 *indir = NULL; - u8 dev_hfunc = 0; - u8 *hkey = NULL; - u8 *rss_config; + int ret; if (!ops->get_rxfh) return -EOPNOTSUPP; if (ops->get_rxfh_indir_size) - dev_indir_size = ops->get_rxfh_indir_size(dev); + rxfh_dev.indir_size = ops->get_rxfh_indir_size(dev); if (ops->get_rxfh_key_size) - dev_key_size = ops->get_rxfh_key_size(dev); + rxfh_dev.key_size = ops->get_rxfh_key_size(dev); if (copy_from_user(&rxfh, useraddr, sizeof(rxfh))) return -EFAULT; @@ -1200,63 +1199,73 @@ static noinline_for_stack int ethtool_get_rxfh(struct net_device *dev, if (rxfh.rss_context && !ops->get_rxfh_context) return -EOPNOTSUPP; - rxfh.indir_size = dev_indir_size; - rxfh.key_size = dev_key_size; + rxfh.indir_size = rxfh_dev.indir_size; + rxfh.key_size = rxfh_dev.key_size; if (copy_to_user(useraddr, &rxfh, sizeof(rxfh))) return -EFAULT; - if ((user_indir_size && (user_indir_size != dev_indir_size)) || - (user_key_size && (user_key_size != dev_key_size))) + if ((user_indir_size && user_indir_size != rxfh_dev.indir_size) || + (user_key_size && user_key_size != rxfh_dev.key_size)) return -EINVAL; - indir_bytes = user_indir_size * sizeof(indir[0]); - total_size = indir_bytes + user_key_size; - rss_config = kzalloc(total_size, GFP_USER); - if (!rss_config) - return -ENOMEM; - - if (user_indir_size) - indir = (u32 *)rss_config; + indir_bytes = user_indir_size * sizeof(*rxfh_dev.indir); + if (indir_bytes) { + rxfh_dev.indir = kzalloc(indir_bytes, GFP_KERNEL); + if (!rxfh_dev.indir) + return -ENOMEM; + } - if (user_key_size) - hkey = rss_config + indir_bytes; + if (user_key_size) { + rxfh_dev.key = kzalloc(user_key_size, GFP_KERNEL); + if (!rxfh_dev.key) { + kfree(rxfh_dev.indir); + return -ENOMEM; + } + } if (rxfh.rss_context) - ret = dev->ethtool_ops->get_rxfh_context(dev, indir, hkey, - &dev_hfunc, + ret = dev->ethtool_ops->get_rxfh_context(dev, &rxfh_dev, rxfh.rss_context); else - ret = dev->ethtool_ops->get_rxfh(dev, indir, hkey, &dev_hfunc); + ret = dev->ethtool_ops->get_rxfh(dev, &rxfh_dev); if (ret) goto out; if (copy_to_user(useraddr + offsetof(struct ethtool_rxfh, hfunc), - &dev_hfunc, sizeof(rxfh.hfunc))) { + &rxfh_dev.hfunc, sizeof(rxfh.hfunc))) { + ret = -EFAULT; + } else if (rxfh_dev.indir && + copy_to_user(useraddr + + offsetof(struct ethtool_rxfh, rss_config[0]), + rxfh_dev.indir, indir_bytes)) { ret = -EFAULT; - } else if (copy_to_user(useraddr + - offsetof(struct ethtool_rxfh, rss_config[0]), - rss_config, total_size)) { + } else if (rxfh_dev.key && + copy_to_user(useraddr + + offsetof(struct ethtool_rxfh, rss_config[0]) + + indir_bytes, + rxfh_dev.key, rxfh_dev.key_size)) { ret = -EFAULT; } -out: - kfree(rss_config); +out: + kfree(rxfh_dev.indir); + kfree(rxfh_dev.key); return ret; } static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, void __user *useraddr) { - int ret; + u32 rss_cfg_offset = offsetof(struct ethtool_rxfh, rss_config[0]); const struct ethtool_ops *ops = dev->ethtool_ops; + u32 dev_indir_size = 0, dev_key_size = 0, i; + struct netlink_ext_ack *extack = NULL; + struct ethtool_rxfh_param rxfh_dev; struct ethtool_rxnfc rx_rings; struct ethtool_rxfh rxfh; - u32 dev_indir_size = 0, dev_key_size = 0, i; - u32 *indir = NULL, indir_bytes = 0; - u8 *hkey = NULL; - u8 *rss_config; - u32 rss_cfg_offset = offsetof(struct ethtool_rxfh, rss_config[0]); bool delete = false; + u32 indir_bytes = 0; + int ret; if (!ops->get_rxnfc || !ops->set_rxfh) return -EOPNOTSUPP; @@ -1288,11 +1297,13 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, return -EINVAL; if (rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE) - indir_bytes = dev_indir_size * sizeof(indir[0]); + indir_bytes = dev_indir_size * sizeof(rxfh_dev.indir[0]); - rss_config = kzalloc(indir_bytes + rxfh.key_size, GFP_USER); - if (!rss_config) - return -ENOMEM; + if (indir_bytes) { + rxfh_dev.indir = kzalloc(indir_bytes, GFP_USER); + if (!rxfh_dev.indir) + return -ENOMEM; + } rx_rings.cmd = ETHTOOL_GRXRINGS; ret = ops->get_rxnfc(dev, &rx_rings, NULL); @@ -1305,8 +1316,7 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, */ if (rxfh.indir_size && rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE) { - indir = (u32 *)rss_config; - ret = ethtool_copy_validate_indir(indir, + ret = ethtool_copy_validate_indir(rxfh_dev.indir, useraddr + rss_cfg_offset, &rx_rings, rxfh.indir_size); @@ -1314,8 +1324,9 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, goto out; } else if (rxfh.indir_size == 0) { if (rxfh.rss_context == 0) { - indir = (u32 *)rss_config; - for (i = 0; i < dev_indir_size; i++) + u32 *indir = rxfh_dev.indir; + + for (i = 0; i < rxfh_dev.indir_size; i++) indir[i] = ethtool_rxfh_indir_default(i, rx_rings.data); } else { delete = true; @@ -1323,8 +1334,12 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, } if (rxfh.key_size) { - hkey = rss_config + indir_bytes; - if (copy_from_user(hkey, + rxfh_dev.key = kzalloc(rxfh.key_size, GFP_USER); + if (!rxfh_dev.key) { + ret = -ENOMEM; + goto out; + } + if (copy_from_user(rxfh_dev.key, useraddr + rss_cfg_offset + indir_bytes, rxfh.key_size)) { ret = -EFAULT; @@ -1332,11 +1347,16 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, } } + rxfh_dev.hfunc = rxfh.hfunc; + rxfh_dev.indir_size = rxfh.indir_size; + rxfh_dev.key_size = rxfh.key_size; + if (rxfh.rss_context) - ret = ops->set_rxfh_context(dev, indir, hkey, rxfh.hfunc, + ret = ops->set_rxfh_context(dev, &rxfh_dev, &rxfh.rss_context, delete); else - ret = ops->set_rxfh(dev, indir, hkey, rxfh.hfunc); + ret = ops->set_rxfh(dev, &rxfh_dev, extack); + if (ret) goto out; @@ -1353,7 +1373,8 @@ static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev, } out: - kfree(rss_config); + kfree(rxfh_dev.indir); + kfree(rxfh_dev.key); return ret; } diff --git a/net/ethtool/rss.c b/net/ethtool/rss.c index 5764202e6cb6..8e0ee8fa43b7 100644 --- a/net/ethtool/rss.c +++ b/net/ethtool/rss.c @@ -48,10 +48,9 @@ rss_prepare_data(const struct ethnl_req_info *req_base, struct rss_reply_data *data = RSS_REPDATA(reply_base); struct rss_req_info *request = RSS_REQINFO(req_base); struct net_device *dev = reply_base->dev; + struct ethtool_rxfh_param rxfh; const struct ethtool_ops *ops; - u32 total_size, indir_bytes; - u8 dev_hfunc = 0; - u8 *rss_config; + u32 indir_bytes; int ret; ops = dev->ethtool_ops; @@ -74,30 +73,41 @@ rss_prepare_data(const struct ethnl_req_info *req_base, data->hkey_size = ops->get_rxfh_key_size(dev); indir_bytes = data->indir_size * sizeof(u32); - total_size = indir_bytes + data->hkey_size; - rss_config = kzalloc(total_size, GFP_KERNEL); - if (!rss_config) { - ret = -ENOMEM; - goto out_ops; + if (indir_bytes) { + data->indir_table = kzalloc(indir_bytes, GFP_KERNEL); + if (!data->indir_table) { + ret = -ENOMEM; + goto out_ops; + } + } else { + data->indir_table = NULL; } - if (data->indir_size) - data->indir_table = (u32 *)rss_config; + if (data->hkey_size) { + data->hkey = kzalloc(data->hkey_size, GFP_KERNEL); + if (!data->hkey) { + kfree(data->indir_table); + ret = -ENOMEM; + goto out_ops; + } + } else { + data->hkey = NULL; + } - if (data->hkey_size) - data->hkey = rss_config + indir_bytes; + rxfh.indir_size = data->indir_size; + rxfh.indir = data->indir_table; + rxfh.key_size = data->hkey_size; + rxfh.key = data->hkey; if (request->rss_context) - ret = ops->get_rxfh_context(dev, data->indir_table, data->hkey, - &dev_hfunc, request->rss_context); + ret = ops->get_rxfh_context(dev, &rxfh, request->rss_context); else - ret = ops->get_rxfh(dev, data->indir_table, data->hkey, - &dev_hfunc); + ret = ops->get_rxfh(dev, &rxfh); if (ret) goto out_ops; - data->hfunc = dev_hfunc; + data->hfunc = rxfh.hfunc; out_ops: ethnl_ops_complete(dev); return ret; @@ -140,6 +150,7 @@ static void rss_cleanup_data(struct ethnl_reply_data *reply_base) const struct rss_reply_data *data = RSS_REPDATA(reply_base); kfree(data->indir_table); + kfree(data->hkey); } const struct ethnl_request_ops ethnl_rss_request_ops = {

[net-next,v7,1/8] net: ethtool: pass a pointer to parameters to get/set_rxfh ethtool ops

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