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openwrt/target/linux/layerscape/patches-4.9/601-net-support-layerscape....

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From 2ed7bff3d1f2fa6c5f6eff0b2bd98deaa3dc18b0 Mon Sep 17 00:00:00 2001
From: Yangbo Lu <yangbo.lu@nxp.com>
Date: Mon, 25 Sep 2017 10:57:14 +0800
Subject: [PATCH] net: support layerscape
This is a integrated patch for layerscape net support.
Signed-off-by: Madalin Bucur <madalin.bucur@freescale.com>
Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: Zhang Ying-22455 <ying.zhang22455@nxp.com>
Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Signed-off-by: stephen hemminger <stephen@networkplumber.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
---
drivers/base/devres.c | 66 +++++++++++++++
drivers/base/soc.c | 66 +++++++++++++++
drivers/net/bonding/bond_main.c | 10 +--
drivers/net/dummy.c | 5 +-
drivers/net/ethernet/amazon/ena/ena_netdev.c | 10 +--
drivers/net/ethernet/amd/xgbe/xgbe-drv.c | 6 +-
drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 4 +-
drivers/net/ethernet/atheros/alx/main.c | 6 +-
drivers/net/ethernet/broadcom/b44.c | 5 +-
drivers/net/ethernet/broadcom/bnx2.c | 5 +-
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 6 +-
drivers/net/ethernet/broadcom/tg3.c | 8 +-
drivers/net/ethernet/brocade/bna/bnad.c | 6 +-
drivers/net/ethernet/calxeda/xgmac.c | 5 +-
drivers/net/ethernet/cavium/thunder/nicvf_main.c | 5 +-
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 7 +-
drivers/net/ethernet/cisco/enic/enic_main.c | 8 +-
drivers/net/ethernet/ec_bhf.c | 4 +-
drivers/net/ethernet/emulex/benet/be_main.c | 5 +-
drivers/net/ethernet/hisilicon/hns/hns_enet.c | 6 +-
drivers/net/ethernet/ibm/ehea/ehea_main.c | 5 +-
drivers/net/ethernet/intel/e1000e/e1000.h | 4 +-
drivers/net/ethernet/intel/e1000e/netdev.c | 5 +-
drivers/net/ethernet/intel/fm10k/fm10k_netdev.c | 6 +-
drivers/net/ethernet/intel/i40e/i40e.h | 5 +-
drivers/net/ethernet/intel/i40e/i40e_main.c | 18 ++--
drivers/net/ethernet/intel/igb/igb_main.c | 10 +--
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 7 +-
drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 6 +-
drivers/net/ethernet/marvell/mvneta.c | 4 +-
drivers/net/ethernet/marvell/mvpp2.c | 4 +-
drivers/net/ethernet/marvell/sky2.c | 6 +-
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 6 +-
drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 4 +-
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 3 +-
drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 4 +-
drivers/net/ethernet/mellanox/mlxsw/switchx2.c | 3 +-
drivers/net/ethernet/myricom/myri10ge/myri10ge.c | 9 +-
drivers/net/ethernet/neterion/vxge/vxge-main.c | 4 +-
.../net/ethernet/netronome/nfp/nfp_net_common.c | 6 +-
drivers/net/ethernet/nvidia/forcedeth.c | 4 +-
.../net/ethernet/qlogic/netxen/netxen_nic_main.c | 10 +--
drivers/net/ethernet/qlogic/qede/qede_main.c | 7 +-
drivers/net/ethernet/qualcomm/emac/emac.c | 6 +-
drivers/net/ethernet/realtek/8139too.c | 9 +-
drivers/net/ethernet/realtek/r8169.c | 4 +-
drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c | 8 +-
drivers/net/ethernet/sfc/efx.c | 6 +-
drivers/net/ethernet/sun/niu.c | 6 +-
drivers/net/ethernet/synopsys/dwc_eth_qos.c | 4 +-
drivers/net/ethernet/tile/tilepro.c | 4 +-
drivers/net/ethernet/via/via-rhine.c | 8 +-
drivers/net/fjes/fjes_main.c | 7 +-
drivers/net/hyperv/netvsc_drv.c | 6 +-
drivers/net/ifb.c | 6 +-
drivers/net/ipvlan/ipvlan_main.c | 5 +-
drivers/net/loopback.c | 5 +-
drivers/net/macsec.c | 8 +-
drivers/net/macvlan.c | 5 +-
drivers/net/nlmon.c | 4 +-
drivers/net/ppp/ppp_generic.c | 4 +-
drivers/net/slip/slip.c | 3 +-
drivers/net/team/team.c | 3 +-
drivers/net/tun.c | 3 +-
drivers/net/veth.c | 6 +-
drivers/net/virtio_net.c | 6 +-
drivers/net/vmxnet3/vmxnet3_ethtool.c | 4 +-
drivers/net/vmxnet3/vmxnet3_int.h | 4 +-
drivers/net/vrf.c | 5 +-
drivers/net/xen-netfront.c | 6 +-
drivers/staging/netlogic/xlr_net.c | 10 +--
include/linux/device.h | 19 +++++
include/linux/fsl/svr.h | 97 ++++++++++++++++++++++
include/linux/fsl_devices.h | 3 +
include/linux/netdev_features.h | 2 +
include/linux/netdevice.h | 12 ++-
include/linux/skbuff.h | 2 +
include/linux/sys_soc.h | 3 +
include/net/ip_tunnels.h | 4 +-
include/uapi/linux/if_ether.h | 1 +
net/8021q/vlan_dev.c | 5 +-
net/bridge/br_device.c | 6 +-
net/core/dev.c | 13 ++-
net/core/skbuff.c | 29 ++++++-
net/ipv4/ip_tunnel_core.c | 6 +-
net/l2tp/l2tp_eth.c | 6 +-
net/mac80211/iface.c | 4 +-
net/openvswitch/vport-internal_dev.c | 4 +-
net/sched/sch_generic.c | 7 ++
net/sched/sch_teql.c | 5 +-
90 files changed, 468 insertions(+), 298 deletions(-)
create mode 100644 include/linux/fsl/svr.h
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -10,6 +10,7 @@
#include <linux/device.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/percpu.h>
#include "base.h"
@@ -985,3 +986,68 @@ void devm_free_pages(struct device *dev,
&devres));
}
EXPORT_SYMBOL_GPL(devm_free_pages);
+
+static void devm_percpu_release(struct device *dev, void *pdata)
+{
+ void __percpu *p;
+
+ p = *(void __percpu **)pdata;
+ free_percpu(p);
+}
+
+static int devm_percpu_match(struct device *dev, void *data, void *p)
+{
+ struct devres *devr = container_of(data, struct devres, data);
+
+ return *(void **)devr->data == p;
+}
+
+/**
+ * __devm_alloc_percpu - Resource-managed alloc_percpu
+ * @dev: Device to allocate per-cpu memory for
+ * @size: Size of per-cpu memory to allocate
+ * @align: Alignment of per-cpu memory to allocate
+ *
+ * Managed alloc_percpu. Per-cpu memory allocated with this function is
+ * automatically freed on driver detach.
+ *
+ * RETURNS:
+ * Pointer to allocated memory on success, NULL on failure.
+ */
+void __percpu *__devm_alloc_percpu(struct device *dev, size_t size,
+ size_t align)
+{
+ void *p;
+ void __percpu *pcpu;
+
+ pcpu = __alloc_percpu(size, align);
+ if (!pcpu)
+ return NULL;
+
+ p = devres_alloc(devm_percpu_release, sizeof(void *), GFP_KERNEL);
+ if (!p) {
+ free_percpu(pcpu);
+ return NULL;
+ }
+
+ *(void __percpu **)p = pcpu;
+
+ devres_add(dev, p);
+
+ return pcpu;
+}
+EXPORT_SYMBOL_GPL(__devm_alloc_percpu);
+
+/**
+ * devm_free_percpu - Resource-managed free_percpu
+ * @dev: Device this memory belongs to
+ * @pdata: Per-cpu memory to free
+ *
+ * Free memory allocated with devm_alloc_percpu().
+ */
+void devm_free_percpu(struct device *dev, void __percpu *pdata)
+{
+ WARN_ON(devres_destroy(dev, devm_percpu_release, devm_percpu_match,
+ (void *)pdata));
+}
+EXPORT_SYMBOL_GPL(devm_free_percpu);
--- a/drivers/base/soc.c
+++ b/drivers/base/soc.c
@@ -13,6 +13,7 @@
#include <linux/spinlock.h>
#include <linux/sys_soc.h>
#include <linux/err.h>
+#include <linux/glob.h>
static DEFINE_IDA(soc_ida);
@@ -159,3 +160,68 @@ static int __init soc_bus_register(void)
return bus_register(&soc_bus_type);
}
core_initcall(soc_bus_register);
+
+static int soc_device_match_one(struct device *dev, void *arg)
+{
+ struct soc_device *soc_dev = container_of(dev, struct soc_device, dev);
+ const struct soc_device_attribute *match = arg;
+
+ if (match->machine &&
+ !glob_match(match->machine, soc_dev->attr->machine))
+ return 0;
+
+ if (match->family &&
+ !glob_match(match->family, soc_dev->attr->family))
+ return 0;
+
+ if (match->revision &&
+ !glob_match(match->revision, soc_dev->attr->revision))
+ return 0;
+
+ if (match->soc_id &&
+ !glob_match(match->soc_id, soc_dev->attr->soc_id))
+ return 0;
+
+ return 1;
+}
+
+/*
+ * soc_device_match - identify the SoC in the machine
+ * @matches: zero-terminated array of possible matches
+ *
+ * returns the first matching entry of the argument array, or NULL
+ * if none of them match.
+ *
+ * This function is meant as a helper in place of of_match_node()
+ * in cases where either no device tree is available or the information
+ * in a device node is insufficient to identify a particular variant
+ * by its compatible strings or other properties. For new devices,
+ * the DT binding should always provide unique compatible strings
+ * that allow the use of of_match_node() instead.
+ *
+ * The calling function can use the .data entry of the
+ * soc_device_attribute to pass a structure or function pointer for
+ * each entry.
+ */
+const struct soc_device_attribute *soc_device_match(
+ const struct soc_device_attribute *matches)
+{
+ int ret = 0;
+
+ if (!matches)
+ return NULL;
+
+ while (!ret) {
+ if (!(matches->machine || matches->family ||
+ matches->revision || matches->soc_id))
+ break;
+ ret = bus_for_each_dev(&soc_bus_type, NULL, (void *)matches,
+ soc_device_match_one);
+ if (!ret)
+ matches++;
+ else
+ return matches;
+ }
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(soc_device_match);
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -211,8 +211,8 @@ static int lacp_fast;
static int bond_init(struct net_device *bond_dev);
static void bond_uninit(struct net_device *bond_dev);
-static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
- struct rtnl_link_stats64 *stats);
+static void bond_get_stats(struct net_device *bond_dev,
+ struct rtnl_link_stats64 *stats);
static void bond_slave_arr_handler(struct work_struct *work);
static bool bond_time_in_interval(struct bonding *bond, unsigned long last_act,
int mod);
@@ -3336,8 +3336,8 @@ static void bond_fold_stats(struct rtnl_
}
}
-static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
- struct rtnl_link_stats64 *stats)
+static void bond_get_stats(struct net_device *bond_dev,
+ struct rtnl_link_stats64 *stats)
{
struct bonding *bond = netdev_priv(bond_dev);
struct rtnl_link_stats64 temp;
@@ -3361,8 +3361,6 @@ static struct rtnl_link_stats64 *bond_ge
memcpy(&bond->bond_stats, stats, sizeof(*stats));
spin_unlock(&bond->stats_lock);
-
- return stats;
}
static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd)
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -54,8 +54,8 @@ struct pcpu_dstats {
struct u64_stats_sync syncp;
};
-static struct rtnl_link_stats64 *dummy_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void dummy_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
int i;
@@ -73,7 +73,6 @@ static struct rtnl_link_stats64 *dummy_g
stats->tx_bytes += tbytes;
stats->tx_packets += tpackets;
}
- return stats;
}
static netdev_tx_t dummy_xmit(struct sk_buff *skb, struct net_device *dev)
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2172,19 +2172,19 @@ err:
ena_com_delete_debug_area(adapter->ena_dev);
}
-static struct rtnl_link_stats64 *ena_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void ena_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct ena_adapter *adapter = netdev_priv(netdev);
struct ena_admin_basic_stats ena_stats;
int rc;
if (!test_bit(ENA_FLAG_DEV_UP, &adapter->flags))
- return NULL;
+ return;
rc = ena_com_get_dev_basic_stats(adapter->ena_dev, &ena_stats);
if (rc)
- return NULL;
+ return;
stats->tx_bytes = ((u64)ena_stats.tx_bytes_high << 32) |
ena_stats.tx_bytes_low;
@@ -2211,8 +2211,6 @@ static struct rtnl_link_stats64 *ena_get
stats->rx_errors = 0;
stats->tx_errors = 0;
-
- return stats;
}
static const struct net_device_ops ena_netdev_ops = {
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -1542,8 +1542,8 @@ static void xgbe_tx_timeout(struct net_d
schedule_work(&pdata->restart_work);
}
-static struct rtnl_link_stats64 *xgbe_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *s)
+static void xgbe_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *s)
{
struct xgbe_prv_data *pdata = netdev_priv(netdev);
struct xgbe_mmc_stats *pstats = &pdata->mmc_stats;
@@ -1569,8 +1569,6 @@ static struct rtnl_link_stats64 *xgbe_ge
s->tx_dropped = netdev->stats.tx_dropped;
DBGPR("<--%s\n", __func__);
-
- return s;
}
static int xgbe_vlan_rx_add_vid(struct net_device *netdev, __be16 proto,
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -1199,7 +1199,7 @@ err:
return ret;
}
-static struct rtnl_link_stats64 *xgene_enet_get_stats64(
+static void xgene_enet_get_stats64(
struct net_device *ndev,
struct rtnl_link_stats64 *storage)
{
@@ -1230,8 +1230,6 @@ static struct rtnl_link_stats64 *xgene_e
}
}
memcpy(storage, stats, sizeof(struct rtnl_link_stats64));
-
- return storage;
}
static int xgene_enet_set_mac_address(struct net_device *ndev, void *addr)
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -1424,8 +1424,8 @@ static void alx_poll_controller(struct n
}
#endif
-static struct rtnl_link_stats64 *alx_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *net_stats)
+static void alx_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *net_stats)
{
struct alx_priv *alx = netdev_priv(dev);
struct alx_hw_stats *hw_stats = &alx->hw.stats;
@@ -1469,8 +1469,6 @@ static struct rtnl_link_stats64 *alx_get
net_stats->rx_packets = hw_stats->rx_ok + net_stats->rx_errors;
spin_unlock(&alx->stats_lock);
-
- return net_stats;
}
static const struct net_device_ops alx_netdev_ops = {
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -1677,8 +1677,8 @@ static int b44_close(struct net_device *
return 0;
}
-static struct rtnl_link_stats64 *b44_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *nstat)
+static void b44_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *nstat)
{
struct b44 *bp = netdev_priv(dev);
struct b44_hw_stats *hwstat = &bp->hw_stats;
@@ -1721,7 +1721,6 @@ static struct rtnl_link_stats64 *b44_get
#endif
} while (u64_stats_fetch_retry_irq(&hwstat->syncp, start));
- return nstat;
}
static int __b44_load_mcast(struct b44 *bp, struct net_device *dev)
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -6828,13 +6828,13 @@ bnx2_save_stats(struct bnx2 *bp)
(unsigned long) (bp->stats_blk->ctr + \
bp->temp_stats_blk->ctr)
-static struct rtnl_link_stats64 *
+static void
bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats)
{
struct bnx2 *bp = netdev_priv(dev);
if (bp->stats_blk == NULL)
- return net_stats;
+ return;
net_stats->rx_packets =
GET_64BIT_NET_STATS(stat_IfHCInUcastPkts) +
@@ -6898,7 +6898,6 @@ bnx2_get_stats64(struct net_device *dev,
GET_32BIT_NET_STATS(stat_IfInMBUFDiscards) +
GET_32BIT_NET_STATS(stat_FwRxDrop);
- return net_stats;
}
/* All ethtool functions called with rtnl_lock */
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5664,7 +5664,7 @@ static int bnxt_ioctl(struct net_device
return -EOPNOTSUPP;
}
-static struct rtnl_link_stats64 *
+static void
bnxt_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
u32 i;
@@ -5673,7 +5673,7 @@ bnxt_get_stats64(struct net_device *dev,
memset(stats, 0, sizeof(struct rtnl_link_stats64));
if (!bp->bnapi)
- return stats;
+ return;
/* TODO check if we need to synchronize with bnxt_close path */
for (i = 0; i < bp->cp_nr_rings; i++) {
@@ -5720,8 +5720,6 @@ bnxt_get_stats64(struct net_device *dev,
stats->tx_fifo_errors = le64_to_cpu(tx->tx_fifo_underruns);
stats->tx_errors = le64_to_cpu(tx->tx_err);
}
-
- return stats;
}
static bool bnxt_mc_list_updated(struct bnxt *bp, u32 *rx_mask)
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -14145,8 +14145,8 @@ static const struct ethtool_ops tg3_etht
.set_link_ksettings = tg3_set_link_ksettings,
};
-static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void tg3_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct tg3 *tp = netdev_priv(dev);
@@ -14154,13 +14154,11 @@ static struct rtnl_link_stats64 *tg3_get
if (!tp->hw_stats) {
*stats = tp->net_stats_prev;
spin_unlock_bh(&tp->lock);
- return stats;
+ return;
}
tg3_get_nstats(tp, stats);
spin_unlock_bh(&tp->lock);
-
- return stats;
}
static void tg3_set_rx_mode(struct net_device *dev)
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -3111,7 +3111,7 @@ bnad_start_xmit(struct sk_buff *skb, str
* Used spin_lock to synchronize reading of stats structures, which
* is written by BNA under the same lock.
*/
-static struct rtnl_link_stats64 *
+static void
bnad_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats)
{
struct bnad *bnad = netdev_priv(netdev);
@@ -3123,8 +3123,6 @@ bnad_get_stats64(struct net_device *netd
bnad_netdev_hwstats_fill(bnad, stats);
spin_unlock_irqrestore(&bnad->bna_lock, flags);
-
- return stats;
}
static void
@@ -3430,7 +3428,7 @@ static const struct net_device_ops bnad_
.ndo_open = bnad_open,
.ndo_stop = bnad_stop,
.ndo_start_xmit = bnad_start_xmit,
- .ndo_get_stats64 = bnad_get_stats64,
+ .ndo_get_stats64 = bnad_get_stats64,
.ndo_set_rx_mode = bnad_set_rx_mode,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_mac_address = bnad_set_mac_address,
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -1460,9 +1460,9 @@ static void xgmac_poll_controller(struct
}
#endif
-static struct rtnl_link_stats64 *
+static void
xgmac_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *storage)
+ struct rtnl_link_stats64 *storage)
{
struct xgmac_priv *priv = netdev_priv(dev);
void __iomem *base = priv->base;
@@ -1490,7 +1490,6 @@ xgmac_get_stats64(struct net_device *dev
writel(0, base + XGMAC_MMC_CTRL);
spin_unlock_bh(&priv->stats_lock);
- return storage;
}
static int xgmac_set_mac_address(struct net_device *dev, void *p)
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -1423,8 +1423,8 @@ void nicvf_update_stats(struct nicvf *ni
nicvf_update_sq_stats(nic, qidx);
}
-static struct rtnl_link_stats64 *nicvf_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void nicvf_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct nicvf *nic = netdev_priv(netdev);
struct nicvf_hw_stats *hw_stats = &nic->hw_stats;
@@ -1440,7 +1440,6 @@ static struct rtnl_link_stats64 *nicvf_g
stats->tx_packets = hw_stats->tx_frames;
stats->tx_dropped = hw_stats->tx_drops;
- return stats;
}
static void nicvf_tx_timeout(struct net_device *dev)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2383,8 +2383,8 @@ int cxgb4_remove_server_filter(const str
}
EXPORT_SYMBOL(cxgb4_remove_server_filter);
-static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *ns)
+static void cxgb_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *ns)
{
struct port_stats stats;
struct port_info *p = netdev_priv(dev);
@@ -2397,7 +2397,7 @@ static struct rtnl_link_stats64 *cxgb_ge
spin_lock(&adapter->stats_lock);
if (!netif_device_present(dev)) {
spin_unlock(&adapter->stats_lock);
- return ns;
+ return;
}
t4_get_port_stats_offset(adapter, p->tx_chan, &stats,
&p->stats_base);
@@ -2431,7 +2431,6 @@ static struct rtnl_link_stats64 *cxgb_ge
ns->tx_errors = stats.tx_error_frames;
ns->rx_errors = stats.rx_symbol_err + stats.rx_fcs_err +
ns->rx_length_errors + stats.rx_len_err + ns->rx_fifo_errors;
- return ns;
}
static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -680,8 +680,8 @@ static netdev_tx_t enic_hard_start_xmit(
}
/* dev_base_lock rwlock held, nominally process context */
-static struct rtnl_link_stats64 *enic_get_stats(struct net_device *netdev,
- struct rtnl_link_stats64 *net_stats)
+static void enic_get_stats(struct net_device *netdev,
+ struct rtnl_link_stats64 *net_stats)
{
struct enic *enic = netdev_priv(netdev);
struct vnic_stats *stats;
@@ -693,7 +693,7 @@ static struct rtnl_link_stats64 *enic_ge
* recorded stats.
*/
if (err == -ENOMEM)
- return net_stats;
+ return;
net_stats->tx_packets = stats->tx.tx_frames_ok;
net_stats->tx_bytes = stats->tx.tx_bytes_ok;
@@ -707,8 +707,6 @@ static struct rtnl_link_stats64 *enic_ge
net_stats->rx_over_errors = enic->rq_truncated_pkts;
net_stats->rx_crc_errors = enic->rq_bad_fcs;
net_stats->rx_dropped = stats->rx.rx_no_bufs + stats->rx.rx_drop;
-
- return net_stats;
}
static int enic_mc_sync(struct net_device *netdev, const u8 *mc_addr)
--- a/drivers/net/ethernet/ec_bhf.c
+++ b/drivers/net/ethernet/ec_bhf.c
@@ -458,7 +458,7 @@ static int ec_bhf_stop(struct net_device
return 0;
}
-static struct rtnl_link_stats64 *
+static void
ec_bhf_get_stats(struct net_device *net_dev,
struct rtnl_link_stats64 *stats)
{
@@ -473,8 +473,6 @@ ec_bhf_get_stats(struct net_device *net_
stats->tx_bytes = priv->stat_tx_bytes;
stats->rx_bytes = priv->stat_rx_bytes;
-
- return stats;
}
static const struct net_device_ops ec_bhf_netdev_ops = {
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -646,8 +646,8 @@ void be_parse_stats(struct be_adapter *a
}
}
-static struct rtnl_link_stats64 *be_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void be_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct be_adapter *adapter = netdev_priv(netdev);
struct be_drv_stats *drvs = &adapter->drv_stats;
@@ -711,7 +711,6 @@ static struct rtnl_link_stats64 *be_get_
stats->rx_fifo_errors = drvs->rxpp_fifo_overflow_drop +
drvs->rx_input_fifo_overflow_drop +
drvs->rx_drops_no_pbuf;
- return stats;
}
void be_link_status_update(struct be_adapter *adapter, u8 link_status)
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -1536,8 +1536,8 @@ void hns_nic_set_rx_mode(struct net_devi
hns_set_multicast_list(ndev);
}
-struct rtnl_link_stats64 *hns_nic_get_stats64(struct net_device *ndev,
- struct rtnl_link_stats64 *stats)
+static void hns_nic_get_stats64(struct net_device *ndev,
+ struct rtnl_link_stats64 *stats)
{
int idx = 0;
u64 tx_bytes = 0;
@@ -1579,8 +1579,6 @@ struct rtnl_link_stats64 *hns_nic_get_st
stats->tx_window_errors = ndev->stats.tx_window_errors;
stats->rx_compressed = ndev->stats.rx_compressed;
stats->tx_compressed = ndev->stats.tx_compressed;
-
- return stats;
}
static u16
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -328,8 +328,8 @@ out:
spin_unlock_irqrestore(&ehea_bcmc_regs.lock, flags);
}
-static struct rtnl_link_stats64 *ehea_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void ehea_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct ehea_port *port = netdev_priv(dev);
u64 rx_packets = 0, tx_packets = 0, rx_bytes = 0, tx_bytes = 0;
@@ -352,7 +352,6 @@ static struct rtnl_link_stats64 *ehea_ge
stats->multicast = port->stats.multicast;
stats->rx_errors = port->stats.rx_errors;
- return stats;
}
static void ehea_update_stats(struct work_struct *work)
--- a/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -493,8 +493,8 @@ int e1000e_setup_rx_resources(struct e10
int e1000e_setup_tx_resources(struct e1000_ring *ring);
void e1000e_free_rx_resources(struct e1000_ring *ring);
void e1000e_free_tx_resources(struct e1000_ring *ring);
-struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats);
+void e1000e_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats);
void e1000e_set_interrupt_capability(struct e1000_adapter *adapter);
void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter);
void e1000e_get_hw_control(struct e1000_adapter *adapter);
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -5939,8 +5939,8 @@ static void e1000_reset_task(struct work
*
* Returns the address of the device statistics structure.
**/
-struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+void e1000e_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -5977,7 +5977,6 @@ struct rtnl_link_stats64 *e1000e_get_sta
/* Tx Dropped needs to be maintained elsewhere */
spin_unlock(&adapter->stats64_lock);
- return stats;
}
/**
--- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
@@ -1128,8 +1128,8 @@ void fm10k_reset_rx_state(struct fm10k_i
* Returns 64bit statistics, for use in the ndo_get_stats64 callback. This
* function replaces fm10k_get_stats for kernels which support it.
*/
-static struct rtnl_link_stats64 *fm10k_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void fm10k_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct fm10k_intfc *interface = netdev_priv(netdev);
struct fm10k_ring *ring;
@@ -1174,8 +1174,6 @@ static struct rtnl_link_stats64 *fm10k_g
/* following stats updated by fm10k_service_task() */
stats->rx_missed_errors = netdev->stats.rx_missed_errors;
-
- return stats;
}
int fm10k_setup_tc(struct net_device *dev, u8 tc)
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -797,9 +797,8 @@ static inline void i40e_irq_dynamic_enab
void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf, bool clearpba);
#ifdef I40E_FCOE
-struct rtnl_link_stats64 *i40e_get_netdev_stats_struct(
- struct net_device *netdev,
- struct rtnl_link_stats64 *storage);
+void i40e_get_netdev_stats_struct(struct net_device *netdev,
+ struct rtnl_link_stats64 *storage);
int i40e_set_mac(struct net_device *netdev, void *p);
void i40e_set_rx_mode(struct net_device *netdev);
#endif
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -408,15 +408,11 @@ struct rtnl_link_stats64 *i40e_get_vsi_s
* Returns the address of the device statistics structure.
* The statistics are actually updated from the service task.
**/
-#ifdef I40E_FCOE
-struct rtnl_link_stats64 *i40e_get_netdev_stats_struct(
- struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
-#else
-static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct(
- struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+#ifndef I40E_FCOE
+static
#endif
+void i40e_get_netdev_stats_struct(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct i40e_netdev_priv *np = netdev_priv(netdev);
struct i40e_ring *tx_ring, *rx_ring;
@@ -425,10 +421,10 @@ static struct rtnl_link_stats64 *i40e_ge
int i;
if (test_bit(__I40E_DOWN, &vsi->state))
- return stats;
+ return;
if (!vsi->tx_rings)
- return stats;
+ return;
rcu_read_lock();
for (i = 0; i < vsi->num_queue_pairs; i++) {
@@ -468,8 +464,6 @@ static struct rtnl_link_stats64 *i40e_ge
stats->rx_dropped = vsi_stats->rx_dropped;
stats->rx_crc_errors = vsi_stats->rx_crc_errors;
stats->rx_length_errors = vsi_stats->rx_length_errors;
-
- return stats;
}
/**
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -137,8 +137,8 @@ static void igb_update_phy_info(unsigned
static void igb_watchdog(unsigned long);
static void igb_watchdog_task(struct work_struct *);
static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, struct net_device *);
-static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats);
+static void igb_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
static int igb_change_mtu(struct net_device *, int);
static int igb_set_mac(struct net_device *, void *);
static void igb_set_uta(struct igb_adapter *adapter, bool set);
@@ -5386,8 +5386,8 @@ static void igb_reset_task(struct work_s
* @netdev: network interface device structure
* @stats: rtnl_link_stats64 pointer
**/
-static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void igb_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct igb_adapter *adapter = netdev_priv(netdev);
@@ -5395,8 +5395,6 @@ static struct rtnl_link_stats64 *igb_get
igb_update_stats(adapter, &adapter->stats64);
memcpy(stats, &adapter->stats64, sizeof(*stats));
spin_unlock(&adapter->stats64_lock);
-
- return stats;
}
/**
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -8085,8 +8085,9 @@ static void ixgbe_netpoll(struct net_dev
}
#endif
-static struct rtnl_link_stats64 *ixgbe_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+
+static void ixgbe_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
int i;
@@ -8124,13 +8125,13 @@ static struct rtnl_link_stats64 *ixgbe_g
}
}
rcu_read_unlock();
+
/* following stats updated by ixgbe_watchdog_task() */
stats->multicast = netdev->stats.multicast;
stats->rx_errors = netdev->stats.rx_errors;
stats->rx_length_errors = netdev->stats.rx_length_errors;
stats->rx_crc_errors = netdev->stats.rx_crc_errors;
stats->rx_missed_errors = netdev->stats.rx_missed_errors;
- return stats;
}
#ifdef CONFIG_IXGBE_DCB
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -3880,8 +3880,8 @@ static void ixgbevf_shutdown(struct pci_
ixgbevf_suspend(pdev, PMSG_SUSPEND);
}
-static struct rtnl_link_stats64 *ixgbevf_get_stats(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void ixgbevf_get_stats(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
unsigned int start;
@@ -3914,8 +3914,6 @@ static struct rtnl_link_stats64 *ixgbevf
stats->tx_bytes += bytes;
stats->tx_packets += packets;
}
-
- return stats;
}
#define IXGBEVF_MAX_MAC_HDR_LEN 127
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -636,7 +636,7 @@ static void mvneta_mib_counters_clear(st
}
/* Get System Network Statistics */
-static struct rtnl_link_stats64 *
+static void
mvneta_get_stats64(struct net_device *dev,
struct rtnl_link_stats64 *stats)
{
@@ -670,8 +670,6 @@ mvneta_get_stats64(struct net_device *de
stats->rx_dropped = dev->stats.rx_dropped;
stats->tx_dropped = dev->stats.tx_dropped;
-
- return stats;
}
/* Rx descriptors helper methods */
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -5761,7 +5761,7 @@ error:
return err;
}
-static struct rtnl_link_stats64 *
+static void
mvpp2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct mvpp2_port *port = netdev_priv(dev);
@@ -5793,8 +5793,6 @@ mvpp2_get_stats64(struct net_device *dev
stats->rx_errors = dev->stats.rx_errors;
stats->rx_dropped = dev->stats.rx_dropped;
stats->tx_dropped = dev->stats.tx_dropped;
-
- return stats;
}
static int mvpp2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -3898,8 +3898,8 @@ static void sky2_set_multicast(struct ne
gma_write16(hw, port, GM_RX_CTRL, reg);
}
-static struct rtnl_link_stats64 *sky2_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void sky2_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct sky2_port *sky2 = netdev_priv(dev);
struct sky2_hw *hw = sky2->hw;
@@ -3939,8 +3939,6 @@ static struct rtnl_link_stats64 *sky2_ge
stats->rx_dropped = dev->stats.rx_dropped;
stats->rx_fifo_errors = dev->stats.rx_fifo_errors;
stats->tx_fifo_errors = dev->stats.tx_fifo_errors;
-
- return stats;
}
/* Can have one global because blinking is controlled by
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -462,8 +462,8 @@ static void mtk_stats_update(struct mtk_
}
}
-static struct rtnl_link_stats64 *mtk_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *storage)
+static void mtk_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *storage)
{
struct mtk_mac *mac = netdev_priv(dev);
struct mtk_hw_stats *hw_stats = mac->hw_stats;
@@ -494,8 +494,6 @@ static struct rtnl_link_stats64 *mtk_get
storage->tx_errors = dev->stats.tx_errors;
storage->rx_dropped = dev->stats.rx_dropped;
storage->tx_dropped = dev->stats.tx_dropped;
-
- return storage;
}
static inline int mtk_max_frag_size(int mtu)
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1316,7 +1316,7 @@ static void mlx4_en_tx_timeout(struct ne
}
-static struct rtnl_link_stats64 *
+static void
mlx4_en_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
@@ -1324,8 +1324,6 @@ mlx4_en_get_stats64(struct net_device *d
spin_lock_bh(&priv->stats_lock);
netdev_stats_to_stats64(stats, &dev->stats);
spin_unlock_bh(&priv->stats_lock);
-
- return stats;
}
static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2647,7 +2647,7 @@ mqprio:
return mlx5e_setup_tc(dev, tc->tc);
}
-struct rtnl_link_stats64 *
+static void
mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct mlx5e_priv *priv = netdev_priv(dev);
@@ -2681,7 +2681,6 @@ mlx5e_get_stats(struct net_device *dev,
stats->multicast =
VPORT_COUNTER_GET(vstats, received_eth_multicast.packets);
- return stats;
}
static void mlx5e_set_rx_mode(struct net_device *dev)
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -949,15 +949,13 @@ out:
/* Return the stats from a cache that is updated periodically,
* as this function might get called in an atomic context.
*/
-static struct rtnl_link_stats64 *
+static void
mlxsw_sp_port_get_stats64(struct net_device *dev,
struct rtnl_link_stats64 *stats)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
memcpy(stats, mlxsw_sp_port->hw_stats.cache, sizeof(*stats));
-
- return stats;
}
int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
--- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
@@ -351,7 +351,7 @@ static int mlxsw_sx_port_change_mtu(stru
return 0;
}
-static struct rtnl_link_stats64 *
+static void
mlxsw_sx_port_get_stats64(struct net_device *dev,
struct rtnl_link_stats64 *stats)
{
@@ -380,7 +380,6 @@ mlxsw_sx_port_get_stats64(struct net_dev
tx_dropped += p->tx_dropped;
}
stats->tx_dropped = tx_dropped;
- return stats;
}
static const struct net_device_ops mlxsw_sx_port_netdev_ops = {
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -378,8 +378,8 @@ static inline void put_be32(__be32 val,
__raw_writel((__force __u32) val, (__force void __iomem *)p);
}
-static struct rtnl_link_stats64 *myri10ge_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *stats);
+static void myri10ge_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
static void set_fw_name(struct myri10ge_priv *mgp, char *name, bool allocated)
{
@@ -3119,8 +3119,8 @@ drop:
return NETDEV_TX_OK;
}
-static struct rtnl_link_stats64 *myri10ge_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void myri10ge_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
const struct myri10ge_priv *mgp = netdev_priv(dev);
const struct myri10ge_slice_netstats *slice_stats;
@@ -3135,7 +3135,6 @@ static struct rtnl_link_stats64 *myri10g
stats->rx_dropped += slice_stats->rx_dropped;
stats->tx_dropped += slice_stats->tx_dropped;
}
- return stats;
}
static void myri10ge_set_multicast_list(struct net_device *dev)
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -3116,7 +3116,7 @@ static int vxge_change_mtu(struct net_de
* @stats: pointer to struct rtnl_link_stats64
*
*/
-static struct rtnl_link_stats64 *
+static void
vxge_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats)
{
struct vxgedev *vdev = netdev_priv(dev);
@@ -3155,8 +3155,6 @@ vxge_get_stats64(struct net_device *dev,
net_stats->tx_bytes += bytes;
net_stats->tx_errors += txstats->tx_errors;
}
-
- return net_stats;
}
static enum vxge_hw_status vxge_timestamp_config(struct __vxge_hw_device *devh)
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -2400,8 +2400,8 @@ int nfp_net_set_ring_size(struct nfp_net
return err;
}
-static struct rtnl_link_stats64 *nfp_net_stat64(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void nfp_net_stat64(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct nfp_net *nn = netdev_priv(netdev);
int r;
@@ -2431,8 +2431,6 @@ static struct rtnl_link_stats64 *nfp_net
stats->tx_bytes += data[1];
stats->tx_errors += data[2];
}
-
- return stats;
}
static bool nfp_net_ebpf_capable(struct nfp_net *nn)
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -1733,7 +1733,7 @@ static void nv_update_stats(struct net_d
* Called with read_lock(&dev_base_lock) held for read -
* only synchronized against unregister_netdevice.
*/
-static struct rtnl_link_stats64*
+static void
nv_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage)
__acquires(&netdev_priv(dev)->hwstats_lock)
__releases(&netdev_priv(dev)->hwstats_lock)
@@ -1793,8 +1793,6 @@ nv_get_stats64(struct net_device *dev, s
spin_unlock_bh(&np->hwstats_lock);
}
-
- return storage;
}
/*
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -90,8 +90,8 @@ static irqreturn_t netxen_msix_intr(int
static void netxen_free_ip_list(struct netxen_adapter *, bool);
static void netxen_restore_indev_addr(struct net_device *dev, unsigned long);
-static struct rtnl_link_stats64 *netxen_nic_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *stats);
+static void netxen_nic_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
static int netxen_nic_set_mac(struct net_device *netdev, void *p);
/* PCI Device ID Table */
@@ -2295,8 +2295,8 @@ request_reset:
clear_bit(__NX_RESETTING, &adapter->state);
}
-static struct rtnl_link_stats64 *netxen_nic_get_stats(struct net_device *netdev,
- struct rtnl_link_stats64 *stats)
+static void netxen_nic_get_stats(struct net_device *netdev,
+ struct rtnl_link_stats64 *stats)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
@@ -2306,8 +2306,6 @@ static struct rtnl_link_stats64 *netxen_
stats->tx_bytes = adapter->stats.txbytes;
stats->rx_dropped = adapter->stats.rxdropped;
stats->tx_dropped = adapter->stats.txdropped;
-
- return stats;
}
static irqreturn_t netxen_intr(int irq, void *data)
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -1803,9 +1803,8 @@ void qede_fill_by_demand_stats(struct qe
edev->stats.tx_mac_ctrl_frames = stats.tx_mac_ctrl_frames;
}
-static
-struct rtnl_link_stats64 *qede_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void qede_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct qede_dev *edev = netdev_priv(dev);
@@ -1835,8 +1834,6 @@ struct rtnl_link_stats64 *qede_get_stats
stats->collisions = edev->stats.tx_total_collisions;
stats->rx_crc_errors = edev->stats.rx_crc_errors;
stats->rx_frame_errors = edev->stats.rx_align_errors;
-
- return stats;
}
#ifdef CONFIG_QED_SRIOV
--- a/drivers/net/ethernet/qualcomm/emac/emac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac.c
@@ -319,8 +319,8 @@ static int emac_ioctl(struct net_device
}
/* Provide network statistics info for the interface */
-static struct rtnl_link_stats64 *emac_get_stats64(struct net_device *netdev,
- struct rtnl_link_stats64 *net_stats)
+static void emac_get_stats64(struct net_device *netdev,
+ struct rtnl_link_stats64 *net_stats)
{
struct emac_adapter *adpt = netdev_priv(netdev);
unsigned int addr = REG_MAC_RX_STATUS_BIN;
@@ -384,8 +384,6 @@ static struct rtnl_link_stats64 *emac_ge
net_stats->tx_window_errors = stats->tx_late_col;
spin_unlock(&stats->lock);
-
- return net_stats;
}
static const struct net_device_ops emac_netdev_ops = {
--- a/drivers/net/ethernet/realtek/8139too.c
+++ b/drivers/net/ethernet/realtek/8139too.c
@@ -653,9 +653,8 @@ static int rtl8139_poll(struct napi_stru
static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance);
static int rtl8139_close (struct net_device *dev);
static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
-static struct rtnl_link_stats64 *rtl8139_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64
- *stats);
+static void rtl8139_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
static void rtl8139_set_rx_mode (struct net_device *dev);
static void __set_rx_mode (struct net_device *dev);
static void rtl8139_hw_start (struct net_device *dev);
@@ -2521,7 +2520,7 @@ static int netdev_ioctl(struct net_devic
}
-static struct rtnl_link_stats64 *
+static void
rtl8139_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct rtl8139_private *tp = netdev_priv(dev);
@@ -2549,8 +2548,6 @@ rtl8139_get_stats64(struct net_device *d
stats->tx_packets = tp->tx_stats.packets;
stats->tx_bytes = tp->tx_stats.bytes;
} while (u64_stats_fetch_retry_irq(&tp->tx_stats.syncp, start));
-
- return stats;
}
/* Set or clear the multicast filter for this adaptor.
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -7751,7 +7751,7 @@ err_pm_runtime_put:
goto out;
}
-static struct rtnl_link_stats64 *
+static void
rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct rtl8169_private *tp = netdev_priv(dev);
@@ -7805,8 +7805,6 @@ rtl8169_get_stats64(struct net_device *d
le16_to_cpu(tp->tc_offset.tx_aborted);
pm_runtime_put_noidle(&pdev->dev);
-
- return stats;
}
static void rtl8169_net_suspend(struct net_device *dev)
--- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c
@@ -1721,11 +1721,9 @@ static inline u64 sxgbe_get_stat64(void
* This function is a driver entry point whenever ifconfig command gets
* executed to see device statistics. Statistics are number of
* bytes sent or received, errors occurred etc.
- * Return value:
- * This function returns various statistical information of device.
*/
-static struct rtnl_link_stats64 *sxgbe_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void sxgbe_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct sxgbe_priv_data *priv = netdev_priv(dev);
void __iomem *ioaddr = priv->ioaddr;
@@ -1776,8 +1774,6 @@ static struct rtnl_link_stats64 *sxgbe_g
SXGBE_MMC_TXUFLWHI_GBCNT_REG);
writel(0, ioaddr + SXGBE_MMC_CTL_REG);
spin_unlock(&priv->stats_lock);
-
- return stats;
}
/* sxgbe_set_features - entry point to set offload features of the device.
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -2232,16 +2232,14 @@ int efx_net_stop(struct net_device *net_
}
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
-static struct rtnl_link_stats64 *efx_net_stats(struct net_device *net_dev,
- struct rtnl_link_stats64 *stats)
+static void efx_net_stats(struct net_device *net_dev,
+ struct rtnl_link_stats64 *stats)
{
struct efx_nic *efx = netdev_priv(net_dev);
spin_lock_bh(&efx->stats_lock);
efx->type->update_stats(efx, NULL, stats);
spin_unlock_bh(&efx->stats_lock);
-
- return stats;
}
/* Context: netif_tx_lock held, BHs disabled. */
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -6294,8 +6294,8 @@ no_rings:
stats->tx_errors = errors;
}
-static struct rtnl_link_stats64 *niu_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void niu_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct niu *np = netdev_priv(dev);
@@ -6303,8 +6303,6 @@ static struct rtnl_link_stats64 *niu_get
niu_get_rx_stats(np, stats);
niu_get_tx_stats(np, stats);
}
-
- return stats;
}
static void niu_load_hash_xmac(struct niu *np, u16 *hash)
--- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c
+++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
@@ -2490,7 +2490,7 @@ static void dwceqos_read_mmc_counters(st
dwceqos_read(lp, DWC_MMC_RXPACKETCOUNT_GB);
}
-static struct rtnl_link_stats64*
+static void
dwceqos_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *s)
{
unsigned long flags;
@@ -2522,8 +2522,6 @@ dwceqos_get_stats64(struct net_device *n
else
s->tx_errors = hwstats->txunderflowerror +
hwstats->txcarriererror;
-
- return s;
}
static void
--- a/drivers/net/ethernet/tile/tilepro.c
+++ b/drivers/net/ethernet/tile/tilepro.c
@@ -2047,8 +2047,8 @@ static int tile_net_ioctl(struct net_dev
*
* Returns the address of the device statistics structure.
*/
-static struct rtnl_link_stats64 *tile_net_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void tile_net_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct tile_net_priv *priv = netdev_priv(dev);
u64 rx_packets = 0, tx_packets = 0;
--- a/drivers/net/ethernet/via/via-rhine.c
+++ b/drivers/net/ethernet/via/via-rhine.c
@@ -513,8 +513,8 @@ static irqreturn_t rhine_interrupt(int i
static void rhine_tx(struct net_device *dev);
static int rhine_rx(struct net_device *dev, int limit);
static void rhine_set_rx_mode(struct net_device *dev);
-static struct rtnl_link_stats64 *rhine_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats);
+static void rhine_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static const struct ethtool_ops netdev_ethtool_ops;
static int rhine_close(struct net_device *dev);
@@ -2222,7 +2222,7 @@ out_unlock:
mutex_unlock(&rp->task_lock);
}
-static struct rtnl_link_stats64 *
+static void
rhine_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct rhine_private *rp = netdev_priv(dev);
@@ -2245,8 +2245,6 @@ rhine_get_stats64(struct net_device *dev
stats->tx_packets = rp->tx_stats.packets;
stats->tx_bytes = rp->tx_stats.bytes;
} while (u64_stats_fetch_retry_irq(&rp->tx_stats.syncp, start));
-
- return stats;
}
static void rhine_set_rx_mode(struct net_device *dev)
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -56,8 +56,7 @@ static void fjes_raise_intr_rxdata_task(
static void fjes_tx_stall_task(struct work_struct *);
static void fjes_force_close_task(struct work_struct *);
static irqreturn_t fjes_intr(int, void*);
-static struct rtnl_link_stats64 *
-fjes_get_stats64(struct net_device *, struct rtnl_link_stats64 *);
+static void fjes_get_stats64(struct net_device *, struct rtnl_link_stats64 *);
static int fjes_change_mtu(struct net_device *, int);
static int fjes_vlan_rx_add_vid(struct net_device *, __be16 proto, u16);
static int fjes_vlan_rx_kill_vid(struct net_device *, __be16 proto, u16);
@@ -762,14 +761,12 @@ static void fjes_tx_retry(struct net_dev
netif_tx_wake_queue(queue);
}
-static struct rtnl_link_stats64 *
+static void
fjes_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats)
{
struct fjes_adapter *adapter = netdev_priv(netdev);
memcpy(stats, &adapter->stats64, sizeof(struct rtnl_link_stats64));
-
- return stats;
}
static int fjes_change_mtu(struct net_device *netdev, int new_mtu)
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -918,8 +918,8 @@ out:
return ret;
}
-static struct rtnl_link_stats64 *netvsc_get_stats64(struct net_device *net,
- struct rtnl_link_stats64 *t)
+static void netvsc_get_stats64(struct net_device *net,
+ struct rtnl_link_stats64 *t)
{
struct net_device_context *ndev_ctx = netdev_priv(net);
int cpu;
@@ -957,8 +957,6 @@ static struct rtnl_link_stats64 *netvsc_
t->rx_dropped = net->stats.rx_dropped;
t->rx_errors = net->stats.rx_errors;
-
- return t;
}
static int netvsc_set_mac_addr(struct net_device *ndev, void *p)
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -129,8 +129,8 @@ resched:
}
-static struct rtnl_link_stats64 *ifb_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void ifb_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct ifb_dev_private *dp = netdev_priv(dev);
struct ifb_q_private *txp = dp->tx_private;
@@ -157,8 +157,6 @@ static struct rtnl_link_stats64 *ifb_sta
}
stats->rx_dropped = dev->stats.rx_dropped;
stats->tx_dropped = dev->stats.tx_dropped;
-
- return stats;
}
static int ifb_dev_init(struct net_device *dev)
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -296,8 +296,8 @@ static void ipvlan_set_multicast_mac_fil
dev_mc_sync(ipvlan->phy_dev, dev);
}
-static struct rtnl_link_stats64 *ipvlan_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *s)
+static void ipvlan_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *s)
{
struct ipvl_dev *ipvlan = netdev_priv(dev);
@@ -334,7 +334,6 @@ static struct rtnl_link_stats64 *ipvlan_
s->rx_dropped = rx_errs;
s->tx_dropped = tx_drps;
}
- return s;
}
static int ipvlan_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -97,8 +97,8 @@ static netdev_tx_t loopback_xmit(struct
return NETDEV_TX_OK;
}
-static struct rtnl_link_stats64 *loopback_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void loopback_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
u64 bytes = 0;
u64 packets = 0;
@@ -122,7 +122,6 @@ static struct rtnl_link_stats64 *loopbac
stats->tx_packets = packets;
stats->rx_bytes = bytes;
stats->tx_bytes = bytes;
- return stats;
}
static u32 always_on(struct net_device *dev)
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -2899,13 +2899,13 @@ static int macsec_change_mtu(struct net_
return 0;
}
-static struct rtnl_link_stats64 *macsec_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *s)
+static void macsec_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *s)
{
int cpu;
if (!dev->tstats)
- return s;
+ return;
for_each_possible_cpu(cpu) {
struct pcpu_sw_netstats *stats;
@@ -2929,8 +2929,6 @@ static struct rtnl_link_stats64 *macsec_
s->rx_dropped = dev->stats.rx_dropped;
s->tx_dropped = dev->stats.tx_dropped;
-
- return s;
}
static int macsec_get_iflink(const struct net_device *dev)
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -857,8 +857,8 @@ static void macvlan_uninit(struct net_de
macvlan_port_destroy(port->dev);
}
-static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void macvlan_dev_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct macvlan_dev *vlan = netdev_priv(dev);
@@ -895,7 +895,6 @@ static struct rtnl_link_stats64 *macvlan
stats->rx_dropped = rx_errors;
stats->tx_dropped = tx_dropped;
}
- return stats;
}
static int macvlan_vlan_rx_add_vid(struct net_device *dev,
--- a/drivers/net/nlmon.c
+++ b/drivers/net/nlmon.c
@@ -76,7 +76,7 @@ static int nlmon_close(struct net_device
return netlink_remove_tap(&nlmon->nt);
}
-static struct rtnl_link_stats64 *
+static void
nlmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
int i;
@@ -104,8 +104,6 @@ nlmon_get_stats64(struct net_device *dev
stats->rx_bytes = bytes;
stats->tx_bytes = 0;
-
- return stats;
}
static u32 always_on(struct net_device *dev)
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1312,7 +1312,7 @@ ppp_net_ioctl(struct net_device *dev, st
return err;
}
-static struct rtnl_link_stats64*
+static void
ppp_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats64)
{
struct ppp *ppp = netdev_priv(dev);
@@ -1332,8 +1332,6 @@ ppp_get_stats64(struct net_device *dev,
stats64->rx_dropped = dev->stats.rx_dropped;
stats64->tx_dropped = dev->stats.tx_dropped;
stats64->rx_length_errors = dev->stats.rx_length_errors;
-
- return stats64;
}
static int ppp_dev_init(struct net_device *dev)
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -571,7 +571,7 @@ static int sl_change_mtu(struct net_devi
/* Netdevice get statistics request */
-static struct rtnl_link_stats64 *
+static void
sl_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct net_device_stats *devstats = &dev->stats;
@@ -602,7 +602,6 @@ sl_get_stats64(struct net_device *dev, s
stats->collisions += comp->sls_o_misses;
}
#endif
- return stats;
}
/* Netdevice register callback */
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1798,7 +1798,7 @@ unwind:
return err;
}
-static struct rtnl_link_stats64 *
+static void
team_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
struct team *team = netdev_priv(dev);
@@ -1835,7 +1835,6 @@ team_get_stats64(struct net_device *dev,
stats->rx_dropped = rx_dropped;
stats->tx_dropped = tx_dropped;
stats->rx_nohandler = rx_nohandler;
- return stats;
}
static int team_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -983,7 +983,7 @@ static void tun_set_headroom(struct net_
tun->align = new_hr;
}
-static struct rtnl_link_stats64 *
+static void
tun_net_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
u32 rx_dropped = 0, tx_dropped = 0, rx_frame_errors = 0;
@@ -1017,7 +1017,6 @@ tun_net_get_stats64(struct net_device *d
stats->rx_dropped = rx_dropped;
stats->rx_frame_errors = rx_frame_errors;
stats->tx_dropped = tx_dropped;
- return stats;
}
static const struct net_device_ops tun_netdev_ops = {
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -161,8 +161,8 @@ static u64 veth_stats_one(struct pcpu_vs
return atomic64_read(&priv->dropped);
}
-static struct rtnl_link_stats64 *veth_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *tot)
+static void veth_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *tot)
{
struct veth_priv *priv = netdev_priv(dev);
struct net_device *peer;
@@ -180,8 +180,6 @@ static struct rtnl_link_stats64 *veth_ge
tot->rx_packets = one.packets;
}
rcu_read_unlock();
-
- return tot;
}
/* fake multicast ability */
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1017,8 +1017,8 @@ out:
return ret;
}
-static struct rtnl_link_stats64 *virtnet_stats(struct net_device *dev,
- struct rtnl_link_stats64 *tot)
+static void virtnet_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *tot)
{
struct virtnet_info *vi = netdev_priv(dev);
int cpu;
@@ -1051,8 +1051,6 @@ static struct rtnl_link_stats64 *virtnet
tot->rx_dropped = dev->stats.rx_dropped;
tot->rx_length_errors = dev->stats.rx_length_errors;
tot->rx_frame_errors = dev->stats.rx_frame_errors;
-
- return tot;
}
#ifdef CONFIG_NET_POLL_CONTROLLER
--- a/drivers/net/vmxnet3/vmxnet3_ethtool.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c
@@ -113,7 +113,7 @@ vmxnet3_global_stats[] = {
};
-struct rtnl_link_stats64 *
+void
vmxnet3_get_stats64(struct net_device *netdev,
struct rtnl_link_stats64 *stats)
{
@@ -160,8 +160,6 @@ vmxnet3_get_stats64(struct net_device *n
stats->rx_dropped += drvRxStats->drop_total;
stats->multicast += devRxStats->mcastPktsRxOK;
}
-
- return stats;
}
static int
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -466,8 +466,8 @@ vmxnet3_create_queues(struct vmxnet3_ada
void vmxnet3_set_ethtool_ops(struct net_device *netdev);
-struct rtnl_link_stats64 *
-vmxnet3_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats);
+void vmxnet3_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
extern char vmxnet3_driver_name[];
#endif
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -79,8 +79,8 @@ static void vrf_tx_error(struct net_devi
kfree_skb(skb);
}
-static struct rtnl_link_stats64 *vrf_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void vrf_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
int i;
@@ -104,7 +104,6 @@ static struct rtnl_link_stats64 *vrf_get
stats->rx_bytes += rbytes;
stats->rx_packets += rpkts;
}
- return stats;
}
/* Local traffic destined to local address. Reinsert the packet to rx
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1081,8 +1081,8 @@ static int xennet_change_mtu(struct net_
return 0;
}
-static struct rtnl_link_stats64 *xennet_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *tot)
+static void xennet_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *tot)
{
struct netfront_info *np = netdev_priv(dev);
int cpu;
@@ -1113,8 +1113,6 @@ static struct rtnl_link_stats64 *xennet_
tot->rx_errors = dev->stats.rx_errors;
tot->tx_dropped = dev->stats.tx_dropped;
-
- return tot;
}
static void xennet_release_tx_bufs(struct netfront_queue *queue)
--- a/drivers/staging/netlogic/xlr_net.c
+++ b/drivers/staging/netlogic/xlr_net.c
@@ -395,14 +395,6 @@ static void xlr_stats(struct net_device
TX_DROP_FRAME_COUNTER);
}
-static struct rtnl_link_stats64 *xlr_get_stats64(struct net_device *ndev,
- struct rtnl_link_stats64 *stats
- )
-{
- xlr_stats(ndev, stats);
- return stats;
-}
-
static const struct net_device_ops xlr_netdev_ops = {
.ndo_open = xlr_net_open,
.ndo_stop = xlr_net_stop,
@@ -410,7 +402,7 @@ static const struct net_device_ops xlr_n
.ndo_select_queue = xlr_net_select_queue,
.ndo_set_mac_address = xlr_net_set_mac_addr,
.ndo_set_rx_mode = xlr_set_rx_mode,
- .ndo_get_stats64 = xlr_get_stats64,
+ .ndo_get_stats64 = xlr_stats,
};
/*
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -688,6 +688,25 @@ void __iomem *devm_ioremap_resource(stru
int devm_add_action(struct device *dev, void (*action)(void *), void *data);
void devm_remove_action(struct device *dev, void (*action)(void *), void *data);
+/**
+ * devm_alloc_percpu - Resource-managed alloc_percpu
+ * @dev: Device to allocate per-cpu memory for
+ * @type: Type to allocate per-cpu memory for
+ *
+ * Managed alloc_percpu. Per-cpu memory allocated with this function is
+ * automatically freed on driver detach.
+ *
+ * RETURNS:
+ * Pointer to allocated memory on success, NULL on failure.
+ */
+#define devm_alloc_percpu(dev, type) \
+ ((typeof(type) __percpu *)__devm_alloc_percpu((dev), sizeof(type), \
+ __alignof__(type)))
+
+void __percpu *__devm_alloc_percpu(struct device *dev, size_t size,
+ size_t align);
+void devm_free_percpu(struct device *dev, void __percpu *pdata);
+
static inline int devm_add_action_or_reset(struct device *dev,
void (*action)(void *), void *data)
{
--- /dev/null
+++ b/include/linux/fsl/svr.h
@@ -0,0 +1,97 @@
+/*
+ * MPC85xx cpu type detection
+ *
+ * Copyright 2011-2012 Freescale Semiconductor, Inc.
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef FSL_SVR_H
+#define FSL_SVR_H
+
+#define SVR_REV(svr) ((svr) & 0xFF) /* SOC design resision */
+#define SVR_MAJ(svr) (((svr) >> 4) & 0xF) /* Major revision field*/
+#define SVR_MIN(svr) (((svr) >> 0) & 0xF) /* Minor revision field*/
+
+/* Some parts define SVR[0:23] as the SOC version */
+#define SVR_SOC_VER(svr) (((svr) >> 8) & 0xFFF7FF) /* SOC Version fields */
+
+#define SVR_8533 0x803400
+#define SVR_8535 0x803701
+#define SVR_8536 0x803700
+#define SVR_8540 0x803000
+#define SVR_8541 0x807200
+#define SVR_8543 0x803200
+#define SVR_8544 0x803401
+#define SVR_8545 0x803102
+#define SVR_8547 0x803101
+#define SVR_8548 0x803100
+#define SVR_8555 0x807100
+#define SVR_8560 0x807000
+#define SVR_8567 0x807501
+#define SVR_8568 0x807500
+#define SVR_8569 0x808000
+#define SVR_8572 0x80E000
+#define SVR_P1010 0x80F100
+#define SVR_P1011 0x80E500
+#define SVR_P1012 0x80E501
+#define SVR_P1013 0x80E700
+#define SVR_P1014 0x80F101
+#define SVR_P1017 0x80F700
+#define SVR_P1020 0x80E400
+#define SVR_P1021 0x80E401
+#define SVR_P1022 0x80E600
+#define SVR_P1023 0x80F600
+#define SVR_P1024 0x80E402
+#define SVR_P1025 0x80E403
+#define SVR_P2010 0x80E300
+#define SVR_P2020 0x80E200
+#define SVR_P2040 0x821000
+#define SVR_P2041 0x821001
+#define SVR_P3041 0x821103
+#define SVR_P4040 0x820100
+#define SVR_P4080 0x820000
+#define SVR_P5010 0x822100
+#define SVR_P5020 0x822000
+#define SVR_P5021 0X820500
+#define SVR_P5040 0x820400
+#define SVR_T4240 0x824000
+#define SVR_T4120 0x824001
+#define SVR_T4160 0x824100
+#define SVR_T4080 0x824102
+#define SVR_C291 0x850000
+#define SVR_C292 0x850020
+#define SVR_C293 0x850030
+#define SVR_B4860 0X868000
+#define SVR_G4860 0x868001
+#define SVR_G4060 0x868003
+#define SVR_B4440 0x868100
+#define SVR_G4440 0x868101
+#define SVR_B4420 0x868102
+#define SVR_B4220 0x868103
+#define SVR_T1040 0x852000
+#define SVR_T1041 0x852001
+#define SVR_T1042 0x852002
+#define SVR_T1020 0x852100
+#define SVR_T1021 0x852101
+#define SVR_T1022 0x852102
+#define SVR_T1023 0x854100
+#define SVR_T1024 0x854000
+#define SVR_T2080 0x853000
+#define SVR_T2081 0x853100
+
+#define SVR_8610 0x80A000
+#define SVR_8641 0x809000
+#define SVR_8641D 0x809001
+
+#define SVR_9130 0x860001
+#define SVR_9131 0x860000
+#define SVR_9132 0x861000
+#define SVR_9232 0x861400
+
+#define SVR_Unknown 0xFFFFFF
+
+#endif
--- a/include/linux/fsl_devices.h
+++ b/include/linux/fsl_devices.h
@@ -99,7 +99,10 @@ struct fsl_usb2_platform_data {
unsigned suspended:1;
unsigned already_suspended:1;
unsigned has_fsl_erratum_a007792:1;
+ unsigned has_fsl_erratum_14:1;
unsigned has_fsl_erratum_a005275:1;
+ unsigned has_fsl_erratum_a006918:1;
+ unsigned has_fsl_erratum_a005697:1;
unsigned check_phy_clk_valid:1;
/* register save area for suspend/resume */
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -74,6 +74,7 @@ enum {
NETIF_F_BUSY_POLL_BIT, /* Busy poll */
NETIF_F_HW_TC_BIT, /* Offload TC infrastructure */
+ NETIF_F_HW_ACCEL_MQ_BIT, /* Hardware-accelerated multiqueue */
/*
* Add your fresh new feature above and remember to update
@@ -136,6 +137,7 @@ enum {
#define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD)
#define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL)
#define NETIF_F_HW_TC __NETIF_F(HW_TC)
+#define NETIF_F_HW_ACCEL_MQ __NETIF_F(HW_ACCEL_MQ)
#define for_each_netdev_feature(mask_addr, bit) \
for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT)
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -916,8 +916,8 @@ struct netdev_xdp {
* Callback used when the transmitter has not made any progress
* for dev->watchdog ticks.
*
- * struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev,
- * struct rtnl_link_stats64 *storage);
+ * void (*ndo_get_stats64)(struct net_device *dev,
+ * struct rtnl_link_stats64 *storage);
* struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
* Called when a user wants to get the network device usage
* statistics. Drivers must do one of the following:
@@ -1165,8 +1165,8 @@ struct net_device_ops {
struct neigh_parms *);
void (*ndo_tx_timeout) (struct net_device *dev);
- struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev,
- struct rtnl_link_stats64 *storage);
+ void (*ndo_get_stats64)(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
bool (*ndo_has_offload_stats)(int attr_id);
int (*ndo_get_offload_stats)(int attr_id,
const struct net_device *dev,
@@ -1509,6 +1509,8 @@ enum netdev_priv_flags {
* @if_port: Selectable AUI, TP, ...
* @dma: DMA channel
* @mtu: Interface MTU value
+ * @min_mtu: Interface Minimum MTU value
+ * @max_mtu: Interface Maximum MTU value
* @type: Interface hardware type
* @hard_header_len: Maximum hardware header length.
* @min_header_len: Minimum hardware header length
@@ -1735,6 +1737,8 @@ struct net_device {
unsigned char dma;
unsigned int mtu;
+ unsigned int min_mtu;
+ unsigned int max_mtu;
unsigned short type;
unsigned short hard_header_len;
unsigned short min_header_len;
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -903,6 +903,7 @@ void kfree_skb(struct sk_buff *skb);
void kfree_skb_list(struct sk_buff *segs);
void skb_tx_error(struct sk_buff *skb);
void consume_skb(struct sk_buff *skb);
+void skb_recycle(struct sk_buff *skb);
void __kfree_skb(struct sk_buff *skb);
extern struct kmem_cache *skbuff_head_cache;
@@ -3057,6 +3058,7 @@ static inline void skb_free_datagram_loc
}
int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags);
int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len);
+void copy_skb_header(struct sk_buff *new, const struct sk_buff *old);
int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len);
__wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, u8 *to,
int len, __wsum csum);
--- a/include/linux/sys_soc.h
+++ b/include/linux/sys_soc.h
@@ -13,6 +13,7 @@ struct soc_device_attribute {
const char *family;
const char *revision;
const char *soc_id;
+ const void *data;
};
/**
@@ -34,4 +35,6 @@ void soc_device_unregister(struct soc_de
*/
struct device *soc_device_to_device(struct soc_device *soc);
+const struct soc_device_attribute *soc_device_match(
+ const struct soc_device_attribute *matches);
#endif /* __SOC_BUS_H */
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -261,8 +261,8 @@ int ip_tunnel_ioctl(struct net_device *d
int __ip_tunnel_change_mtu(struct net_device *dev, int new_mtu, bool strict);
int ip_tunnel_change_mtu(struct net_device *dev, int new_mtu);
-struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *tot);
+void ip_tunnel_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *tot);
struct ip_tunnel *ip_tunnel_lookup(struct ip_tunnel_net *itn,
int link, __be16 flags,
__be32 remote, __be32 local,
--- a/include/uapi/linux/if_ether.h
+++ b/include/uapi/linux/if_ether.h
@@ -35,6 +35,7 @@
#define ETH_DATA_LEN 1500 /* Max. octets in payload */
#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */
#define ETH_FCS_LEN 4 /* Octets in the FCS */
+#define ETH_MIN_MTU 68 /* Min IPv4 MTU per RFC791 */
/*
* These are the defined Ethernet Protocol ID's.
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -671,7 +671,8 @@ static int vlan_ethtool_get_ts_info(stru
return 0;
}
-static struct rtnl_link_stats64 *vlan_dev_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
+static void vlan_dev_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct vlan_pcpu_stats *p;
u32 rx_errors = 0, tx_dropped = 0;
@@ -702,8 +703,6 @@ static struct rtnl_link_stats64 *vlan_de
}
stats->rx_errors = rx_errors;
stats->tx_dropped = tx_dropped;
-
- return stats;
}
#ifdef CONFIG_NET_POLL_CONTROLLER
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -156,8 +156,8 @@ static int br_dev_stop(struct net_device
return 0;
}
-static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void br_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct net_bridge *br = netdev_priv(dev);
struct pcpu_sw_netstats tmp, sum = { 0 };
@@ -181,8 +181,6 @@ static struct rtnl_link_stats64 *br_get_
stats->tx_packets = sum.tx_packets;
stats->rx_bytes = sum.rx_bytes;
stats->rx_packets = sum.rx_packets;
-
- return stats;
}
static int br_change_mtu(struct net_device *dev, int new_mtu)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -6603,9 +6603,18 @@ int dev_set_mtu(struct net_device *dev,
if (new_mtu == dev->mtu)
return 0;
- /* MTU must be positive. */
- if (new_mtu < 0)
+ /* MTU must be positive, and in range */
+ if (new_mtu < 0 || new_mtu < dev->min_mtu) {
+ net_err_ratelimited("%s: Invalid MTU %d requested, hw min %d\n",
+ dev->name, new_mtu, dev->min_mtu);
return -EINVAL;
+ }
+
+ if (dev->max_mtu > 0 && new_mtu > dev->max_mtu) {
+ net_err_ratelimited("%s: Invalid MTU %d requested, hw max %d\n",
+ dev->name, new_mtu, dev->min_mtu);
+ return -EINVAL;
+ }
if (!netif_device_present(dev))
return -ENODEV;
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -842,6 +842,32 @@ void napi_consume_skb(struct sk_buff *sk
}
EXPORT_SYMBOL(napi_consume_skb);
+/**
+ * skb_recycle - clean up an skb for reuse
+ * @skb: buffer
+ *
+ * Recycles the skb to be reused as a receive buffer. This
+ * function does any necessary reference count dropping, and
+ * cleans up the skbuff as if it just came from __alloc_skb().
+ */
+void skb_recycle(struct sk_buff *skb)
+{
+ struct skb_shared_info *shinfo;
+ u8 head_frag = skb->head_frag;
+
+ skb_release_head_state(skb);
+
+ shinfo = skb_shinfo(skb);
+ memset(shinfo, 0, offsetof(struct skb_shared_info, dataref));
+ atomic_set(&shinfo->dataref, 1);
+
+ memset(skb, 0, offsetof(struct sk_buff, tail));
+ skb->data = skb->head + NET_SKB_PAD;
+ skb->head_frag = head_frag;
+ skb_reset_tail_pointer(skb);
+}
+EXPORT_SYMBOL(skb_recycle);
+
/* Make sure a field is enclosed inside headers_start/headers_end section */
#define CHECK_SKB_FIELD(field) \
BUILD_BUG_ON(offsetof(struct sk_buff, field) < \
@@ -1073,7 +1099,7 @@ static void skb_headers_offset_update(st
skb->inner_mac_header += off;
}
-static void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
+void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
{
__copy_skb_header(new, old);
@@ -1081,6 +1107,7 @@ static void copy_skb_header(struct sk_bu
skb_shinfo(new)->gso_segs = skb_shinfo(old)->gso_segs;
skb_shinfo(new)->gso_type = skb_shinfo(old)->gso_type;
}
+EXPORT_SYMBOL(copy_skb_header);
static inline int skb_alloc_rx_flag(const struct sk_buff *skb)
{
--- a/net/ipv4/ip_tunnel_core.c
+++ b/net/ipv4/ip_tunnel_core.c
@@ -188,8 +188,8 @@ int iptunnel_handle_offloads(struct sk_b
EXPORT_SYMBOL_GPL(iptunnel_handle_offloads);
/* Often modified stats are per cpu, other are shared (netdev->stats) */
-struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *tot)
+void ip_tunnel_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *tot)
{
int i;
@@ -214,8 +214,6 @@ struct rtnl_link_stats64 *ip_tunnel_get_
tot->rx_bytes += rx_bytes;
tot->tx_bytes += tx_bytes;
}
-
- return tot;
}
EXPORT_SYMBOL_GPL(ip_tunnel_get_stats64);
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -106,8 +106,8 @@ static int l2tp_eth_dev_xmit(struct sk_b
return NETDEV_TX_OK;
}
-static struct rtnl_link_stats64 *l2tp_eth_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void l2tp_eth_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct l2tp_eth *priv = netdev_priv(dev);
@@ -117,10 +117,8 @@ static struct rtnl_link_stats64 *l2tp_et
stats->rx_bytes = atomic_long_read(&priv->rx_bytes);
stats->rx_packets = atomic_long_read(&priv->rx_packets);
stats->rx_errors = atomic_long_read(&priv->rx_errors);
- return stats;
}
-
static const struct net_device_ops l2tp_eth_netdev_ops = {
.ndo_init = l2tp_eth_dev_init,
.ndo_uninit = l2tp_eth_dev_uninit,
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1146,7 +1146,7 @@ static u16 ieee80211_netdev_select_queue
return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
}
-static struct rtnl_link_stats64 *
+static void
ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
int i;
@@ -1171,8 +1171,6 @@ ieee80211_get_stats64(struct net_device
stats->rx_bytes += rx_bytes;
stats->tx_bytes += tx_bytes;
}
-
- return stats;
}
static const struct net_device_ops ieee80211_dataif_ops = {
--- a/net/openvswitch/vport-internal_dev.c
+++ b/net/openvswitch/vport-internal_dev.c
@@ -106,7 +106,7 @@ static void internal_dev_destructor(stru
free_netdev(dev);
}
-static struct rtnl_link_stats64 *
+static void
internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
int i;
@@ -134,8 +134,6 @@ internal_get_stats(struct net_device *de
stats->tx_bytes += local_stats.tx_bytes;
stats->tx_packets += local_stats.tx_packets;
}
-
- return stats;
}
static void internal_set_rx_headroom(struct net_device *dev, int new_hr)
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -309,6 +309,13 @@ static void dev_watchdog(unsigned long a
txq->trans_timeout++;
break;
}
+
+ /* Devices with HW_ACCEL_MQ have multiple txqs
+ * but update only the first one's transmission
+ * timestamp so avoid checking the rest.
+ */
+ if (dev->features & NETIF_F_HW_ACCEL_MQ)
+ break;
}
if (some_queue_timedout) {
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -401,8 +401,8 @@ static int teql_master_close(struct net_
return 0;
}
-static struct rtnl_link_stats64 *teql_master_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
+static void teql_master_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct teql_master *m = netdev_priv(dev);
@@ -410,7 +410,6 @@ static struct rtnl_link_stats64 *teql_ma
stats->tx_bytes = m->tx_bytes;
stats->tx_errors = m->tx_errors;
stats->tx_dropped = m->tx_dropped;
- return stats;
}
static int teql_master_mtu(struct net_device *dev, int new_mtu)
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