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-rw-r--r--drivers/atm/he.c7
-rw-r--r--drivers/atm/solos-pci.c12
-rw-r--r--drivers/net/arcnet/arcnet.c2
-rw-r--r--drivers/net/dsa/mv88e6xxx.c1
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_hw.c24
-rw-r--r--drivers/net/ethernet/arc/emac_arc.c1
-rw-r--r--drivers/net/ethernet/broadcom/bcmsysport.c1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c20
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c12
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c1
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_tx_rx.c2
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_types.h1
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad.c29
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad.h2
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad_ethtool.c4
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h5
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h1
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c10
-rw-r--r--drivers/net/ethernet/freescale/gianfar.c15
-rw-r--r--drivers/net/ethernet/freescale/gianfar_ptp.c1
-rw-r--r--drivers/net/ethernet/freescale/ucc_geth.c8
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c2
-rw-r--r--drivers/net/ethernet/micrel/ks8851.c1
-rw-r--r--drivers/net/ethernet/moxa/moxart_ether.c1
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic.h1
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c18
-rw-r--r--drivers/net/ethernet/realtek/8139cp.c111
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c11
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c17
-rw-r--r--drivers/net/ethernet/ti/netcp_core.c74
-rw-r--r--drivers/net/ethernet/ti/netcp_ethss.c47
-rw-r--r--drivers/net/ethernet/via/Kconfig2
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_emaclite.c2
-rw-r--r--drivers/net/fjes/fjes_hw.c8
-rw-r--r--drivers/net/geneve.c32
-rw-r--r--drivers/net/irda/ali-ircc.c6
-rw-r--r--drivers/net/macvtap.c4
-rw-r--r--drivers/net/phy/fixed_phy.c2
-rw-r--r--drivers/net/phy/marvell.c9
-rw-r--r--drivers/net/phy/mdio-bcm-unimac.c1
-rw-r--r--drivers/net/phy/mdio-gpio.c1
-rw-r--r--drivers/net/phy/mdio-mux.c19
-rw-r--r--drivers/net/phy/mdio_bus.c31
-rw-r--r--drivers/net/phy/phy_device.c62
-rw-r--r--drivers/net/phy/vitesse.c14
-rw-r--r--drivers/net/ppp/ppp_generic.c4
-rw-r--r--drivers/net/usb/Kconfig11
-rw-r--r--drivers/net/usb/Makefile2
-rw-r--r--drivers/net/usb/ch9200.c432
-rw-r--r--drivers/net/vrf.c3
-rw-r--r--drivers/net/vxlan.c15
-rw-r--r--drivers/of/of_mdio.c27
54 files changed, 877 insertions, 259 deletions
diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index a8da3a5..0f5cb37 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -1578,9 +1578,7 @@ he_stop(struct he_dev *he_dev)
kfree(he_dev->rbpl_virt);
kfree(he_dev->rbpl_table);
-
- if (he_dev->rbpl_pool)
- dma_pool_destroy(he_dev->rbpl_pool);
+ dma_pool_destroy(he_dev->rbpl_pool);
if (he_dev->rbrq_base)
dma_free_coherent(&he_dev->pci_dev->dev, CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq),
@@ -1594,8 +1592,7 @@ he_stop(struct he_dev *he_dev)
dma_free_coherent(&he_dev->pci_dev->dev, CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq),
he_dev->tpdrq_base, he_dev->tpdrq_phys);
- if (he_dev->tpd_pool)
- dma_pool_destroy(he_dev->tpd_pool);
+ dma_pool_destroy(he_dev->tpd_pool);
if (he_dev->pci_dev) {
pci_read_config_word(he_dev->pci_dev, PCI_COMMAND, &command);
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 74e18b0..3d7fb65 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -805,7 +805,12 @@ static void solos_bh(unsigned long card_arg)
continue;
}
- skb = alloc_skb(size + 1, GFP_ATOMIC);
+ /* Use netdev_alloc_skb() because it adds NET_SKB_PAD of
+ * headroom, and ensures we can route packets back out an
+ * Ethernet interface (for example) without having to
+ * reallocate. Adding NET_IP_ALIGN also ensures that both
+ * PPPoATM and PPPoEoBR2684 packets end up aligned. */
+ skb = netdev_alloc_skb_ip_align(NULL, size + 1);
if (!skb) {
if (net_ratelimit())
dev_warn(&card->dev->dev, "Failed to allocate sk_buff for RX\n");
@@ -869,7 +874,10 @@ static void solos_bh(unsigned long card_arg)
/* Allocate RX skbs for any ports which need them */
if (card->using_dma && card->atmdev[port] &&
!card->rx_skb[port]) {
- struct sk_buff *skb = alloc_skb(RX_DMA_SIZE, GFP_ATOMIC);
+ /* Unlike the MMIO case (qv) we can't add NET_IP_ALIGN
+ * here; the FPGA can only DMA to addresses which are
+ * aligned to 4 bytes. */
+ struct sk_buff *skb = dev_alloc_skb(RX_DMA_SIZE);
if (skb) {
SKB_CB(skb)->dma_addr =
dma_map_single(&card->dev->dev, skb->data,
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index 10f71c73..816d0e9 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -326,7 +326,7 @@ static void arcdev_setup(struct net_device *dev)
dev->type = ARPHRD_ARCNET;
dev->netdev_ops = &arcnet_netdev_ops;
dev->header_ops = &arcnet_header_ops;
- dev->hard_header_len = sizeof(struct archdr);
+ dev->hard_header_len = sizeof(struct arc_hardware);
dev->mtu = choose_mtu();
dev->addr_len = ARCNET_ALEN;
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 6f13f72..f8baa89 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2000,6 +2000,7 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
*/
reg = _mv88e6xxx_reg_read(ds, REG_PORT(port), PORT_PCS_CTRL);
if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port)) {
+ reg &= ~PORT_PCS_CTRL_UNFORCED;
reg |= PORT_PCS_CTRL_FORCE_LINK |
PORT_PCS_CTRL_LINK_UP |
PORT_PCS_CTRL_DUPLEX_FULL |
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
index cfa3704..c4bb802 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -689,16 +689,24 @@ static int xgene_enet_phy_connect(struct net_device *ndev)
netdev_dbg(ndev, "No phy-handle found in DT\n");
return -ENODEV;
}
- pdata->phy_dev = of_phy_find_device(phy_np);
- }
- phy_dev = pdata->phy_dev;
+ phy_dev = of_phy_connect(ndev, phy_np, &xgene_enet_adjust_link,
+ 0, pdata->phy_mode);
+ if (!phy_dev) {
+ netdev_err(ndev, "Could not connect to PHY\n");
+ return -ENODEV;
+ }
+
+ pdata->phy_dev = phy_dev;
+ } else {
+ phy_dev = pdata->phy_dev;
- if (!phy_dev ||
- phy_connect_direct(ndev, phy_dev, &xgene_enet_adjust_link,
- pdata->phy_mode)) {
- netdev_err(ndev, "Could not connect to PHY\n");
- return -ENODEV;
+ if (!phy_dev ||
+ phy_connect_direct(ndev, phy_dev, &xgene_enet_adjust_link,
+ pdata->phy_mode)) {
+ netdev_err(ndev, "Could not connect to PHY\n");
+ return -ENODEV;
+ }
}
pdata->phy_speed = SPEED_UNKNOWN;
diff --git a/drivers/net/ethernet/arc/emac_arc.c b/drivers/net/ethernet/arc/emac_arc.c
index f9cb99b..ffd1805 100644
--- a/drivers/net/ethernet/arc/emac_arc.c
+++ b/drivers/net/ethernet/arc/emac_arc.c
@@ -78,6 +78,7 @@ static const struct of_device_id emac_arc_dt_ids[] = {
{ .compatible = "snps,arc-emac" },
{ /* Sentinel */ }
};
+MODULE_DEVICE_TABLE(of, emac_arc_dt_ids);
static struct platform_driver emac_arc_driver = {
.probe = emac_arc_probe,
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index b9a5a97..f1b5364 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2079,6 +2079,7 @@ static const struct of_device_id bcm_sysport_of_match[] = {
{ .compatible = "brcm,systemport" },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, bcm_sysport_of_match);
static struct platform_driver bcm_sysport_driver = {
.probe = bcm_sysport_probe,
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index ba93663..b5e64b0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1946,6 +1946,7 @@ struct bnx2x {
u16 vlan_cnt;
u16 vlan_credit;
u16 vxlan_dst_port;
+ u8 vxlan_dst_port_count;
bool accept_any_vlan;
};
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index e3da2bd..f1d62d5 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -3705,16 +3705,14 @@ out:
void bnx2x_update_mfw_dump(struct bnx2x *bp)
{
- struct timeval epoc;
u32 drv_ver;
u32 valid_dump;
if (!SHMEM2_HAS(bp, drv_info))
return;
- /* Update Driver load time */
- do_gettimeofday(&epoc);
- SHMEM2_WR(bp, drv_info.epoc, epoc.tv_sec);
+ /* Update Driver load time, possibly broken in y2038 */
+ SHMEM2_WR(bp, drv_info.epoc, (u32)ktime_get_real_seconds());
drv_ver = bnx2x_update_mng_version_utility(DRV_MODULE_VERSION, true);
SHMEM2_WR(bp, drv_info.drv_ver, drv_ver);
@@ -10110,12 +10108,18 @@ static void __bnx2x_add_vxlan_port(struct bnx2x *bp, u16 port)
if (!netif_running(bp->dev))
return;
- if (bp->vxlan_dst_port || !IS_PF(bp)) {
+ if (bp->vxlan_dst_port_count && bp->vxlan_dst_port == port) {
+ bp->vxlan_dst_port_count++;
+ return;
+ }
+
+ if (bp->vxlan_dst_port_count || !IS_PF(bp)) {
DP(BNX2X_MSG_SP, "Vxlan destination port limit reached\n");
return;
}
bp->vxlan_dst_port = port;
+ bp->vxlan_dst_port_count = 1;
bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_ADD_VXLAN_PORT, 0);
}
@@ -10130,10 +10134,14 @@ static void bnx2x_add_vxlan_port(struct net_device *netdev,
static void __bnx2x_del_vxlan_port(struct bnx2x *bp, u16 port)
{
- if (!bp->vxlan_dst_port || bp->vxlan_dst_port != port || !IS_PF(bp)) {
+ if (!bp->vxlan_dst_port_count || bp->vxlan_dst_port != port ||
+ !IS_PF(bp)) {
DP(BNX2X_MSG_SP, "Invalid vxlan port\n");
return;
}
+ bp->vxlan_dst_port--;
+ if (bp->vxlan_dst_port)
+ return;
if (netif_running(bp->dev)) {
bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_DEL_VXLAN_PORT, 0);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
index c9bd7f1..ff702a7 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
@@ -4319,8 +4319,16 @@ static int bnx2x_setup_rss(struct bnx2x *bp,
/* RSS keys */
if (test_bit(BNX2X_RSS_SET_SRCH, &p->rss_flags)) {
- memcpy(&data->rss_key[0], &p->rss_key[0],
- sizeof(data->rss_key));
+ u8 *dst = (u8 *)(data->rss_key) + sizeof(data->rss_key);
+ const u8 *src = (const u8 *)p->rss_key;
+ int i;
+
+ /* Apparently, bnx2x reads this array in reverse order
+ * We need to byte swap rss_key to comply with Toeplitz specs.
+ */
+ for (i = 0; i < sizeof(data->rss_key); i++)
+ *--dst = *src++;
+
caps |= ETH_RSS_UPDATE_RAMROD_DATA_UPDATE_RSS_KEY;
}
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index fadbd00..3bc701e 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3155,6 +3155,7 @@ static const struct of_device_id bcmgenet_match[] = {
{ .compatible = "brcm,genet-v4", .data = (void *)GENET_V4 },
{ },
};
+MODULE_DEVICE_TABLE(of, bcmgenet_match);
static int bcmgenet_probe(struct platform_device *pdev)
{
diff --git a/drivers/net/ethernet/brocade/bna/bna_tx_rx.c b/drivers/net/ethernet/brocade/bna/bna_tx_rx.c
index 5d0753c..04b0d16 100644
--- a/drivers/net/ethernet/brocade/bna/bna_tx_rx.c
+++ b/drivers/net/ethernet/brocade/bna/bna_tx_rx.c
@@ -2400,6 +2400,7 @@ bna_rx_create(struct bna *bna, struct bnad *bnad,
q0->rcb->id = 0;
q0->rx_packets = q0->rx_bytes = 0;
q0->rx_packets_with_error = q0->rxbuf_alloc_failed = 0;
+ q0->rxbuf_map_failed = 0;
bna_rxq_qpt_setup(q0, rxp, dpage_count, PAGE_SIZE,
&dqpt_mem[i], &dsqpt_mem[i], &dpage_mem[i]);
@@ -2428,6 +2429,7 @@ bna_rx_create(struct bna *bna, struct bnad *bnad,
: rx_cfg->q1_buf_size;
q1->rx_packets = q1->rx_bytes = 0;
q1->rx_packets_with_error = q1->rxbuf_alloc_failed = 0;
+ q1->rxbuf_map_failed = 0;
bna_rxq_qpt_setup(q1, rxp, hpage_count, PAGE_SIZE,
&hqpt_mem[i], &hsqpt_mem[i],
diff --git a/drivers/net/ethernet/brocade/bna/bna_types.h b/drivers/net/ethernet/brocade/bna/bna_types.h
index e0e797f..c438d03 100644
--- a/drivers/net/ethernet/brocade/bna/bna_types.h
+++ b/drivers/net/ethernet/brocade/bna/bna_types.h
@@ -587,6 +587,7 @@ struct bna_rxq {
u64 rx_bytes;
u64 rx_packets_with_error;
u64 rxbuf_alloc_failed;
+ u64 rxbuf_map_failed;
};
/* RxQ pair */
diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index 506047c..21a0cfc 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -399,7 +399,13 @@ bnad_rxq_refill_page(struct bnad *bnad, struct bna_rcb *rcb, u32 nalloc)
}
dma_addr = dma_map_page(&bnad->pcidev->dev, page, page_offset,
- unmap_q->map_size, DMA_FROM_DEVICE);
+ unmap_q->map_size, DMA_FROM_DEVICE);
+ if (dma_mapping_error(&bnad->pcidev->dev, dma_addr)) {
+ put_page(page);
+ BNAD_UPDATE_CTR(bnad, rxbuf_map_failed);
+ rcb->rxq->rxbuf_map_failed++;
+ goto finishing;
+ }
unmap->page = page;
unmap->page_offset = page_offset;
@@ -454,8 +460,15 @@ bnad_rxq_refill_skb(struct bnad *bnad, struct bna_rcb *rcb, u32 nalloc)
rcb->rxq->rxbuf_alloc_failed++;
goto finishing;
}
+
dma_addr = dma_map_single(&bnad->pcidev->dev, skb->data,
buff_sz, DMA_FROM_DEVICE);
+ if (dma_mapping_error(&bnad->pcidev->dev, dma_addr)) {
+ dev_kfree_skb_any(skb);
+ BNAD_UPDATE_CTR(bnad, rxbuf_map_failed);
+ rcb->rxq->rxbuf_map_failed++;
+ goto finishing;
+ }
unmap->skb = skb;
dma_unmap_addr_set(&unmap->vector, dma_addr, dma_addr);
@@ -3025,6 +3038,11 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
unmap = head_unmap;
dma_addr = dma_map_single(&bnad->pcidev->dev, skb->data,
len, DMA_TO_DEVICE);
+ if (dma_mapping_error(&bnad->pcidev->dev, dma_addr)) {
+ dev_kfree_skb_any(skb);
+ BNAD_UPDATE_CTR(bnad, tx_skb_map_failed);
+ return NETDEV_TX_OK;
+ }
BNA_SET_DMA_ADDR(dma_addr, &txqent->vector[0].host_addr);
txqent->vector[0].length = htons(len);
dma_unmap_addr_set(&unmap->vectors[0], dma_addr, dma_addr);
@@ -3056,6 +3074,15 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
dma_addr = skb_frag_dma_map(&bnad->pcidev->dev, frag,
0, size, DMA_TO_DEVICE);
+ if (dma_mapping_error(&bnad->pcidev->dev, dma_addr)) {
+ /* Undo the changes starting at tcb->producer_index */
+ bnad_tx_buff_unmap(bnad, unmap_q, q_depth,
+ tcb->producer_index);
+ dev_kfree_skb_any(skb);
+ BNAD_UPDATE_CTR(bnad, tx_skb_map_failed);
+ return NETDEV_TX_OK;
+ }
+
dma_unmap_len_set(&unmap->vectors[vect_id], dma_len, size);
BNA_SET_DMA_ADDR(dma_addr, &txqent->vector[vect_id].host_addr);
txqent->vector[vect_id].length = htons(size);
diff --git a/drivers/net/ethernet/brocade/bna/bnad.h b/drivers/net/ethernet/brocade/bna/bnad.h
index faedbf2..f4ed816 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.h
+++ b/drivers/net/ethernet/brocade/bna/bnad.h
@@ -175,6 +175,7 @@ struct bnad_drv_stats {
u64 tx_skb_headlen_zero;
u64 tx_skb_frag_zero;
u64 tx_skb_len_mismatch;
+ u64 tx_skb_map_failed;
u64 hw_stats_updates;
u64 netif_rx_dropped;
@@ -189,6 +190,7 @@ struct bnad_drv_stats {
u64 rx_unmap_q_alloc_failed;
u64 rxbuf_alloc_failed;
+ u64 rxbuf_map_failed;
};
/* Complete driver stats */
diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
index 2bdfc5d..0e4fdc3 100644
--- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
+++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
@@ -90,6 +90,7 @@ static const char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = {
"tx_skb_headlen_zero",
"tx_skb_frag_zero",
"tx_skb_len_mismatch",
+ "tx_skb_map_failed",
"hw_stats_updates",
"netif_rx_dropped",
@@ -102,6 +103,7 @@ static const char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = {
"tx_unmap_q_alloc_failed",
"rx_unmap_q_alloc_failed",
"rxbuf_alloc_failed",
+ "rxbuf_map_failed",
"mac_stats_clr_cnt",
"mac_frame_64",
@@ -807,6 +809,7 @@ bnad_per_q_stats_fill(struct bnad *bnad, u64 *buf, int bi)
rx_packets_with_error;
buf[bi++] = rcb->rxq->
rxbuf_alloc_failed;
+ buf[bi++] = rcb->rxq->rxbuf_map_failed;
buf[bi++] = rcb->producer_index;
buf[bi++] = rcb->consumer_index;
}
@@ -821,6 +824,7 @@ bnad_per_q_stats_fill(struct bnad *bnad, u64 *buf, int bi)
rx_packets_with_error;
buf[bi++] = rcb->rxq->
rxbuf_alloc_failed;
+ buf[bi++] = rcb->rxq->rxbuf_map_failed;
buf[bi++] = rcb->producer_index;
buf[bi++] = rcb->consumer_index;
}
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
index 8353a6c..03ed00c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
@@ -157,6 +157,11 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
CH_PCI_ID_TABLE_FENTRY(0x5090), /* Custom T540-CR */
CH_PCI_ID_TABLE_FENTRY(0x5091), /* Custom T522-CR */
CH_PCI_ID_TABLE_FENTRY(0x5092), /* Custom T520-CR */
+ CH_PCI_ID_TABLE_FENTRY(0x5093), /* Custom T580-LP-CR */
+ CH_PCI_ID_TABLE_FENTRY(0x5094), /* Custom T540-CR */
+ CH_PCI_ID_TABLE_FENTRY(0x5095), /* Custom T540-CR-SO */
+ CH_PCI_ID_TABLE_FENTRY(0x5096), /* Custom T580-CR */
+ CH_PCI_ID_TABLE_FENTRY(0x5097), /* Custom T520-KR */
/* T6 adapters:
*/
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 0a27805..8215409 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -582,6 +582,7 @@ struct be_adapter {
u16 pvid;
__be16 vxlan_port;
int vxlan_port_count;
+ int vxlan_port_aliases;
struct phy_info phy;
u8 wol_cap;
bool wol_en;
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 12687bf..7bf51a1 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -5176,6 +5176,11 @@ static void be_add_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter))
return;
+ if (adapter->vxlan_port == port && adapter->vxlan_port_count) {
+ adapter->vxlan_port_aliases++;
+ return;
+ }
+
if (adapter->flags & BE_FLAGS_VXLAN_OFFLOADS) {
dev_info(dev,
"Only one UDP port supported for VxLAN offloads\n");
@@ -5226,6 +5231,11 @@ static void be_del_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
if (adapter->vxlan_port != port)
goto done;
+ if (adapter->vxlan_port_aliases) {
+ adapter->vxlan_port_aliases--;
+ return;
+ }
+
be_disable_vxlan_offloads(adapter);
dev_info(&adapter->pdev->dev,
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 4b69d061..710715f 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1710,8 +1710,10 @@ static void gfar_configure_serdes(struct net_device *dev)
* everything for us? Resetting it takes the link down and requires
* several seconds for it to come back.
*/
- if (phy_read(tbiphy, MII_BMSR) & BMSR_LSTATUS)
+ if (phy_read(tbiphy, MII_BMSR) & BMSR_LSTATUS) {
+ put_device(&tbiphy->dev);
return;
+ }
/* Single clk mode, mii mode off(for serdes communication) */
phy_write(tbiphy, MII_TBICON, TBICON_CLK_SELECT);
@@ -1723,6 +1725,8 @@ static void gfar_configure_serdes(struct net_device *dev)
phy_write(tbiphy, MII_BMCR,
BMCR_ANENABLE | BMCR_ANRESTART | BMCR_FULLDPLX |
BMCR_SPEED1000);
+
+ put_device(&tbiphy->dev);
}
static int __gfar_is_rx_idle(struct gfar_private *priv)
@@ -1970,8 +1974,7 @@ static int register_grp_irqs(struct gfar_priv_grp *grp)
/* Install our interrupt handlers for Error,
* Transmit, and Receive
*/
- err = request_irq(gfar_irq(grp, ER)->irq, gfar_error,
- IRQF_NO_SUSPEND,
+ err = request_irq(gfar_irq(grp, ER)->irq, gfar_error, 0,
gfar_irq(grp, ER)->name, grp);
if (err < 0) {
netif_err(priv, intr, dev, "Can't get IRQ %d\n",
@@ -1979,6 +1982,8 @@ static int register_grp_irqs(struct gfar_priv_grp *grp)
goto err_irq_fail;
}
+ enable_irq_wake(gfar_irq(grp, ER)->irq);
+
err = request_irq(gfar_irq(grp, TX)->irq, gfar_transmit, 0,
gfar_irq(grp, TX)->name, grp);
if (err < 0) {
@@ -1994,14 +1999,14 @@ static int register_grp_irqs(struct gfar_priv_grp *grp)
goto rx_irq_fail;
}
} else {
- err = request_irq(gfar_irq(grp, TX)->irq, gfar_interrupt,
- IRQF_NO_SUSPEND,
+ err = request_irq(gfar_irq(grp, TX)->irq, gfar_interrupt, 0,
gfar_irq(grp, TX)->name, grp);
if (err < 0) {
netif_err(priv, intr, dev, "Can't get IRQ %d\n",
gfar_irq(grp, TX)->irq);
goto err_irq_fail;
}
+ enable_irq_wake(gfar_irq(grp, TX)->irq);
}
return 0;
diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c
index 8e3cd77..664d0c2 100644
--- a/drivers/net/ethernet/freescale/gianfar_ptp.c
+++ b/drivers/net/ethernet/freescale/gianfar_ptp.c
@@ -557,6 +557,7 @@ static const struct of_device_id match_table[] = {
{ .compatible = "fsl,etsec-ptp" },
{},
};
+MODULE_DEVICE_TABLE(of, match_table);
static struct platform_driver gianfar_ptp_driver = {
.driver = {
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index 4dd40e0..650f788 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -1384,6 +1384,8 @@ static int adjust_enet_interface(struct ucc_geth_private *ugeth)
value = phy_read(tbiphy, ENET_TBI_MII_CR);
value &= ~0x1000; /* Turn off autonegotiation */
phy_write(tbiphy, ENET_TBI_MII_CR, value);
+
+ put_device(&tbiphy->dev);
}
init_check_frame_length_mode(ug_info->lengthCheckRx, &ug_regs->maccfg2);
@@ -1702,8 +1704,10 @@ static void uec_configure_serdes(struct net_device *dev)
* everything for us? Resetting it takes the link down and requires
* several seconds for it to come back.
*/
- if (phy_read(tbiphy, ENET_TBI_MII_SR) & TBISR_LSTATUS)
+ if (phy_read(tbiphy, ENET_TBI_MII_SR) & TBISR_LSTATUS) {
+ put_device(&tbiphy->dev);
return;
+ }
/* Single clk mode, mii mode off(for serdes communication) */
phy_write(tbiphy, ENET_TBI_MII_ANA, TBIANA_SETTINGS);
@@ -1711,6 +1715,8 @@ static void uec_configure_serdes(struct net_device *dev)
phy_write(tbiphy, ENET_TBI_MII_TBICON, TBICON_CLK_SELECT);
phy_write(tbiphy, ENET_TBI_MII_CR, TBICR_SETTINGS);
+
+ put_device(&tbiphy->dev);
}
/* Configure the PHY for dev.
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index fe2299a..514df76 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1479,6 +1479,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
struct mvneta_rx_desc *rx_desc = mvneta_rxq_next_desc_get(rxq);
struct sk_buff *skb;
unsigned char *data;
+ dma_addr_t phys_addr;
u32 rx_status;
int rx_bytes, err;
@@ -1486,6 +1487,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
rx_status = rx_desc->status;
rx_bytes = rx_desc->data_size - (ETH_FCS_LEN + MVNETA_MH_SIZE);
data = (unsigned char *)rx_desc->buf_cookie;
+ phys_addr = rx_desc->buf_phys_addr;
if (!mvneta_rxq_desc_is_first_last(rx_status) ||
(rx_status & MVNETA_RXD_ERR_SUMMARY)) {
@@ -1534,7 +1536,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
if (!skb)
goto err_drop_frame;
- dma_unmap_single(dev->dev.parent, rx_desc->buf_phys_addr,
+ dma_unmap_single(dev->dev.parent, phys_addr,
MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE);
rcvd_pkts++;
@@ -3173,6 +3175,8 @@ static int mvneta_probe(struct platform_device *pdev)
struct phy_device *phy = of_phy_find_device(dn);
mvneta_fixed_link_update(pp, phy);
+
+ put_device(&phy->dev);
}
return 0;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 4c7de8c..e7a5000 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1270,8 +1270,6 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
rss_context->hash_fn = MLX4_RSS_HASH_TOP;
memcpy(rss_context->rss_key, priv->rss_key,
MLX4_EN_RSS_KEY_SIZE);
- netdev_rss_key_fill(rss_context->rss_key,
- MLX4_EN_RSS_KEY_SIZE);
} else {
en_err(priv, "Unknown RSS hash function requested\n");
err = -EINVAL;
diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
index 66d4ab7..60f43ec 100644
--- a/drivers/net/ethernet/micrel/ks8851.c
+++ b/drivers/net/ethernet/micrel/ks8851.c
@@ -1601,6 +1601,7 @@ static const struct of_device_id ks8851_match_table[] = {
{ .compatible = "micrel,ks8851" },
{ }
};
+MODULE_DEVICE_TABLE(of, ks8851_match_table);
static struct spi_driver ks8851_driver = {
.driver = {
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index becbb5f..a10c928 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c
@@ -552,6 +552,7 @@ static const struct of_device_id moxart_mac_match[] = {
{ .compatible = "moxa,moxart-mac" },
{ }
};
+MODULE_DEVICE_TABLE(of, moxart_mac_match);
static struct platform_driver moxart_mac_driver = {
.probe = moxart_mac_probe,
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index 06bcc73..d6696cf 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -536,6 +536,7 @@ struct qlcnic_hardware_context {
u8 extend_lb_time;
u8 phys_port_id[ETH_ALEN];
u8 lb_mode;
+ u8 vxlan_port_count;
u16 vxlan_port;
struct device *hwmon_dev;
u32 post_mode;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 8b08b20..d448145 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -483,11 +483,17 @@ static void qlcnic_add_vxlan_port(struct net_device *netdev,
/* Adapter supports only one VXLAN port. Use very first port
* for enabling offload
*/
- if (!qlcnic_encap_rx_offload(adapter) || ahw->vxlan_port)
+ if (!qlcnic_encap_rx_offload(adapter))
return;
+ if (!ahw->vxlan_port_count) {
+ ahw->vxlan_port_count = 1;
+ ahw->vxlan_port = ntohs(port);
+ adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
+ return;
+ }
+ if (ahw->vxlan_port == ntohs(port))
+ ahw->vxlan_port_count++;
- ahw->vxlan_port = ntohs(port);
- adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
}
static void qlcnic_del_vxlan_port(struct net_device *netdev,
@@ -496,11 +502,13 @@ static void qlcnic_del_vxlan_port(struct net_device *netdev,
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_hardware_context *ahw = adapter->ahw;
- if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port ||
+ if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count ||
(ahw->vxlan_port != ntohs(port)))
return;
- adapter->flags |= QLCNIC_DEL_VXLAN_PORT;
+ ahw->vxlan_port_count--;
+ if (!ahw->vxlan_port_count)
+ adapter->flags |= QLCNIC_DEL_VXLAN_PORT;
}
static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index d79e33b..686334f 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -157,6 +157,7 @@ enum {
NWayAdvert = 0x66, /* MII ADVERTISE */
NWayLPAR = 0x68, /* MII LPA */
NWayExpansion = 0x6A, /* MII Expansion */
+ TxDmaOkLowDesc = 0x82, /* Low 16 bit address of a Tx descriptor. */
Config5 = 0xD8, /* Config5 */
TxPoll = 0xD9, /* Tell chip to check Tx descriptors for work */
RxMaxSize = 0xDA, /* Max size of an Rx packet (8169 only) */
@@ -341,6 +342,7 @@ struct cp_private {
unsigned tx_tail;
struct cp_desc *tx_ring;
struct sk_buff *tx_skb[CP_TX_RING_SIZE];
+ u32 tx_opts[CP_TX_RING_SIZE];
unsigned rx_buf_sz;
unsigned wol_enabled : 1; /* Is Wake-on-LAN enabled? */
@@ -665,7 +667,7 @@ static void cp_tx (struct cp_private *cp)
BUG_ON(!skb);
dma_unmap_single(&cp->pdev->dev, le64_to_cpu(txd->addr),
- le32_to_cpu(txd->opts1) & 0xffff,
+ cp->tx_opts[tx_tail] & 0xffff,
PCI_DMA_TODEVICE);
if (status & LastFrag) {
@@ -733,7 +735,7 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
{
struct cp_private *cp = netdev_priv(dev);
unsigned entry;
- u32 eor, flags;
+ u32 eor, opts1;
unsigned long intr_flags;
__le32 opts2;
int mss = 0;
@@ -753,6 +755,21 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
mss = skb_shinfo(skb)->gso_size;
opts2 = cpu_to_le32(cp_tx_vlan_tag(skb));
+ opts1 = DescOwn;
+ if (mss)
+ opts1 |= LargeSend | ((mss & MSSMask) << MSSShift);
+ else if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ const struct iphdr *ip = ip_hdr(skb);
+ if (ip->protocol == IPPROTO_TCP)
+ opts1 |= IPCS | TCPCS;
+ else if (ip->protocol == IPPROTO_UDP)
+ opts1 |= IPCS | UDPCS;
+ else {
+ WARN_ONCE(1,
+ "Net bug: asked to checksum invalid Legacy IP packet\n");
+ goto out_dma_error;
+ }
+ }
if (skb_shinfo(skb)->nr_frags == 0) {
struct cp_desc *txd = &cp->tx_ring[entry];
@@ -768,31 +785,20 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
txd->addr = cpu_to_le64(mapping);
wmb();
- flags = eor | len | DescOwn | FirstFrag | LastFrag;
-
- if (mss)
- flags |= LargeSend | ((mss & MSSMask) << MSSShift);
- else if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const struct iphdr *ip = ip_hdr(skb);
- if (ip->protocol == IPPROTO_TCP)
- flags |= IPCS | TCPCS;
- else if (ip->protocol == IPPROTO_UDP)
- flags |= IPCS | UDPCS;
- else
- WARN_ON(1); /* we need a WARN() */
- }
+ opts1 |= eor | len | FirstFrag | LastFrag;
- txd->opts1 = cpu_to_le32(flags);
+ txd->opts1 = cpu_to_le32(opts1);
wmb();
cp->tx_skb[entry] = skb;
- entry = NEXT_TX(entry);
+ cp->tx_opts[entry] = opts1;
+ netif_dbg(cp, tx_queued, cp->dev, "tx queued, slot %d, skblen %d\n",
+ entry, skb->len);
} else {
struct cp_desc *txd;
- u32 first_len, first_eor;
+ u32 first_len, first_eor, ctrl;
dma_addr_t first_mapping;
int frag, first_entry = entry;
- const struct iphdr *ip = ip_hdr(skb);
/* We must give this initial chunk to the device last.
* Otherwise we could race with the device.
@@ -805,14 +811,14 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
goto out_dma_error;
cp->tx_skb[entry] = skb;
- entry = NEXT_TX(entry);
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
const skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
u32 len;
- u32 ctrl;
dma_addr_t mapping;
+ entry = NEXT_TX(entry);
+
len = skb_frag_size(this_frag);
mapping = dma_map_single(&cp->pdev->dev,
skb_frag_address(this_frag),
@@ -824,19 +830,7 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
eor = (entry == (CP_TX_RING_SIZE - 1)) ? RingEnd : 0;
- ctrl = eor | len | DescOwn;
-
- if (mss)
- ctrl |= LargeSend |
- ((mss & MSSMask) << MSSShift);
- else if (skb->ip_summed == CHECKSUM_PARTIAL) {
- if (ip->protocol == IPPROTO_TCP)
- ctrl |= IPCS | TCPCS;
- else if (ip->protocol == IPPROTO_UDP)
- ctrl |= IPCS | UDPCS;
- else
- BUG();
- }
+ ctrl = opts1 | eor | len;
if (frag == skb_shinfo(skb)->nr_frags - 1)
ctrl |= LastFrag;
@@ -849,8 +843,8 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
txd->opts1 = cpu_to_le32(ctrl);
wmb();
+ cp->tx_opts[entry] = ctrl;
cp->tx_skb[entry] = skb;
- entry = NEXT_TX(entry);
}
txd = &cp->tx_ring[first_entry];
@@ -858,27 +852,17 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
txd->addr = cpu_to_le64(first_mapping);
wmb();
- if (skb->ip_summed == CHECKSUM_PARTIAL) {
- if (ip->protocol == IPPROTO_TCP)
- txd->opts1 = cpu_to_le32(first_eor | first_len |
- FirstFrag | DescOwn |
- IPCS | TCPCS);
- else if (ip->protocol == IPPROTO_UDP)
- txd->opts1 = cpu_to_le32(first_eor | first_len |
- FirstFrag | DescOwn |
- IPCS | UDPCS);
- else
- BUG();
- } else
- txd->opts1 = cpu_to_le32(first_eor | first_len |
- FirstFrag | DescOwn);
+ ctrl = opts1 | first_eor | first_len | FirstFrag;
+ txd->opts1 = cpu_to_le32(ctrl);
wmb();
+
+ cp->tx_opts[first_entry] = ctrl;
+ netif_dbg(cp, tx_queued, cp->dev, "tx queued, slots %d-%d, skblen %d\n",
+ first_entry, entry, skb->len);
}
- cp->tx_head = entry;
+ cp->tx_head = NEXT_TX(entry);
netdev_sent_queue(dev, skb->len);
- netif_dbg(cp, tx_queued, cp->dev, "tx queued, slot %d, skblen %d\n",
- entry, skb->len);
if (TX_BUFFS_AVAIL(cp) <= (MAX_SKB_FRAGS + 1))
netif_stop_queue(dev);
@@ -1115,6 +1099,7 @@ static int cp_init_rings (struct cp_private *cp)
{
memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE);
cp->tx_ring[CP_TX_RING_SIZE - 1].opts1 = cpu_to_le32(RingEnd);
+ memset(cp->tx_opts, 0, sizeof(cp->tx_opts));
cp_init_rings_index(cp);
@@ -1151,7 +1136,7 @@ static void cp_clean_rings (struct cp_private *cp)
desc = cp->rx_ring + i;
dma_unmap_single(&cp->pdev->dev,le64_to_cpu(desc->addr),
cp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- dev_kfree_skb(cp->rx_skb[i]);
+ dev_kfree_skb_any(cp->rx_skb[i]);
}
}
@@ -1164,7 +1149,7 @@ static void cp_clean_rings (struct cp_private *cp)
le32_to_cpu(desc->opts1) & 0xffff,
PCI_DMA_TODEVICE);
if (le32_to_cpu(desc->opts1) & LastFrag)
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
cp->dev->stats.tx_dropped++;
}
}
@@ -1172,6 +1157,7 @@ static void cp_clean_rings (struct cp_private *cp)
memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE);
memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE);
+ memset(cp->tx_opts, 0, sizeof(cp->tx_opts));
memset(cp->rx_skb, 0, sizeof(struct sk_buff *) * CP_RX_RING_SIZE);
memset(cp->tx_skb, 0, sizeof(struct sk_buff *) * CP_TX_RING_SIZE);
@@ -1249,7 +1235,7 @@ static void cp_tx_timeout(struct net_device *dev)
{
struct cp_private *cp = netdev_priv(dev);
unsigned long flags;
- int rc;
+ int rc, i;
netdev_warn(dev, "Transmit timeout, status %2x %4x %4x %4x\n",
cpr8(Cmd), cpr16(CpCmd),
@@ -1257,13 +1243,26 @@ static void cp_tx_timeout(struct net_device *dev)
spin_lock_irqsave(&cp->lock, flags);
+ netif_dbg(cp, tx_err, cp->dev, "TX ring head %d tail %d desc %x\n",
+ cp->tx_head, cp->tx_tail, cpr16(TxDmaOkLowDesc));
+ for (i = 0; i < CP_TX_RING_SIZE; i++) {
+ netif_dbg(cp, tx_err, cp->dev,
+ "TX slot %d @%p: %08x (%08x) %08x %llx %p\n",
+ i, &cp->tx_ring[i], le32_to_cpu(cp->tx_ring[i].opts1),
+ cp->tx_opts[i], le32_to_cpu(cp->tx_ring[i].opts2),
+ le64_to_cpu(cp->tx_ring[i].addr),
+ cp->tx_skb[i]);
+ }
+
cp_stop_hw(cp);
cp_clean_rings(cp);
rc = cp_init_rings(cp);
cp_start_hw(cp);
- cp_enable_irq(cp);
+ __cp_set_rx_mode(dev);
+ cpw16_f(IntrMask, cp_norx_intr_mask);
netif_wake_queue(dev);
+ napi_schedule_irqoff(&cp->napi);
spin_unlock_irqrestore(&cp->lock, flags);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index b735fa2..ebf6abc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -161,11 +161,16 @@ int stmmac_mdio_reset(struct mii_bus *bus)
if (!gpio_request(reset_gpio, "mdio-reset")) {
gpio_direction_output(reset_gpio, active_low ? 1 : 0);
- udelay(data->delays[0]);
+ if (data->delays[0])
+ msleep(DIV_ROUND_UP(data->delays[0], 1000));
+
gpio_set_value(reset_gpio, active_low ? 0 : 1);
- udelay(data->delays[1]);
+ if (data->delays[1])
+ msleep(DIV_ROUND_UP(data->delays[1], 1000));
+
gpio_set_value(reset_gpio, active_low ? 1 : 0);
- udelay(data->delays[2]);
+ if (data->delays[2])
+ msleep(DIV_ROUND_UP(data->delays[2], 1000));
}
}
#endif
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 53fe200..cc106d8 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -1756,7 +1756,8 @@ static const struct net_device_ops vnet_ops = {
#endif
};
-static struct vnet *vnet_new(const u64 *local_mac)
+static struct vnet *vnet_new(const u64 *local_mac,
+ struct vio_dev *vdev)
{
struct net_device *dev;
struct vnet *vp;
@@ -1790,6 +1791,8 @@ static struct vnet *vnet_new(const u64 *local_mac)
NETIF_F_HW_CSUM | NETIF_F_SG;
dev->features = dev->hw_features;
+ SET_NETDEV_DEV(dev, &vdev->dev);
+
err = register_netdev(dev);
if (err) {
pr_err("Cannot register net device, aborting\n");
@@ -1808,7 +1811,8 @@ err_out_free_dev:
return ERR_PTR(err);
}
-static struct vnet *vnet_find_or_create(const u64 *local_mac)
+static struct vnet *vnet_find_or_create(const u64 *local_mac,
+ struct vio_dev *vdev)
{
struct vnet *iter, *vp;
@@ -1821,7 +1825,7 @@ static struct vnet *vnet_find_or_create(const u64 *local_mac)
}
}
if (!vp)
- vp = vnet_new(local_mac);
+ vp = vnet_new(local_mac, vdev);
mutex_unlock(&vnet_list_mutex);
return vp;
@@ -1848,7 +1852,8 @@ static void vnet_cleanup(void)
static const char *local_mac_prop = "local-mac-address";
static struct vnet *vnet_find_parent(struct mdesc_handle *hp,
- u64 port_node)
+ u64 port_node,
+ struct vio_dev *vdev)
{
const u64 *local_mac = NULL;
u64 a;
@@ -1869,7 +1874,7 @@ static struct vnet *vnet_find_parent(struct mdesc_handle *hp,
if (!local_mac)
return ERR_PTR(-ENODEV);
- return vnet_find_or_create(local_mac);
+ return vnet_find_or_create(local_mac, vdev);
}
static struct ldc_channel_config vnet_ldc_cfg = {
@@ -1923,7 +1928,7 @@ static int vnet_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
hp = mdesc_grab();
- vp = vnet_find_parent(hp, vdev->mp);
+ vp = vnet_find_parent(hp, vdev->mp, vdev);
if (IS_ERR(vp)) {
pr_err("Cannot find port parent vnet\n");
err = PTR_ERR(vp);
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index 1a5aca5..9f9832f 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -291,13 +291,6 @@ static int netcp_module_probe(struct netcp_device *netcp_device,
interface_list) {
struct netcp_intf_modpriv *intf_modpriv;
- /* If interface not registered then register now */
- if (!netcp_intf->netdev_registered)
- ret = netcp_register_interface(netcp_intf);
-
- if (ret)
- return -ENODEV;
-
intf_modpriv = devm_kzalloc(dev, sizeof(*intf_modpriv),
GFP_KERNEL);
if (!intf_modpriv)
@@ -306,6 +299,11 @@ static int netcp_module_probe(struct netcp_device *netcp_device,
interface = of_parse_phandle(netcp_intf->node_interface,
module->name, 0);
+ if (!interface) {
+ devm_kfree(dev, intf_modpriv);
+ continue;
+ }
+
intf_modpriv->netcp_priv = netcp_intf;
intf_modpriv->netcp_module = module;
list_add_tail(&intf_modpriv->intf_list,
@@ -323,6 +321,18 @@ static int netcp_module_probe(struct netcp_device *netcp_device,
continue;
}
}
+
+ /* Now register the interface with netdev */
+ list_for_each_entry(netcp_intf,
+ &netcp_device->interface_head,
+ interface_list) {
+ /* If interface not registered then register now */
+ if (!netcp_intf->netdev_registered) {
+ ret = netcp_register_interface(netcp_intf);
+ if (ret)
+ return -ENODEV;
+ }
+ }
return 0;
}
@@ -357,7 +367,6 @@ int netcp_register_module(struct netcp_module *module)
if (ret < 0)
goto fail;
}
-
mutex_unlock(&netcp_modules_lock);
return 0;
@@ -796,7 +805,7 @@ static void netcp_rxpool_free(struct netcp_intf *netcp)
netcp->rx_pool = NULL;
}
-static void netcp_allocate_rx_buf(struct netcp_intf *netcp, int fdq)
+static int netcp_allocate_rx_buf(struct netcp_intf *netcp, int fdq)
{
struct knav_dma_desc *hwdesc;
unsigned int buf_len, dma_sz;
@@ -810,7 +819,7 @@ static void netcp_allocate_rx_buf(struct netcp_intf *netcp, int fdq)
hwdesc = knav_pool_desc_get(netcp->rx_pool);
if (IS_ERR_OR_NULL(hwdesc)) {
dev_dbg(netcp->ndev_dev, "out of rx pool desc\n");
- return;
+ return -ENOMEM;
}
if (likely(fdq == 0)) {
@@ -862,25 +871,26 @@ static void netcp_allocate_rx_buf(struct netcp_intf *netcp, int fdq)
knav_pool_desc_map(netcp->rx_pool, hwdesc, sizeof(*hwdesc), &dma,
&dma_sz);
knav_queue_push(netcp->rx_fdq[fdq], dma, sizeof(*hwdesc), 0);
- return;
+ return 0;
fail:
knav_pool_desc_put(netcp->rx_pool, hwdesc);
+ return -ENOMEM;
}
/* Refill Rx FDQ with descriptors & attached buffers */
static void netcp_rxpool_refill(struct netcp_intf *netcp)
{
u32 fdq_deficit[KNAV_DMA_FDQ_PER_CHAN] = {0};
- int i;
+ int i, ret = 0;
/* Calculate the FDQ deficit and refill */
for (i = 0; i < KNAV_DMA_FDQ_PER_CHAN && netcp->rx_fdq[i]; i++) {
fdq_deficit[i] = netcp->rx_queue_depths[i] -
knav_queue_get_count(netcp->rx_fdq[i]);
- while (fdq_deficit[i]--)
- netcp_allocate_rx_buf(netcp, i);
+ while (fdq_deficit[i]-- && !ret)
+ ret = netcp_allocate_rx_buf(netcp, i);
} /* end for fdqs */
}
@@ -893,12 +903,12 @@ static int netcp_rx_poll(struct napi_struct *napi, int budget)
packets = netcp_process_rx_packets(netcp, budget);
+ netcp_rxpool_refill(netcp);
if (packets < budget) {
napi_complete(&netcp->rx_napi);
knav_queue_enable_notify(netcp->rx_queue);
}
- netcp_rxpool_refill(netcp);
return packets;
}
@@ -1384,7 +1394,6 @@ static void netcp_addr_sweep_del(struct netcp_intf *netcp)
continue;
dev_dbg(netcp->ndev_dev, "deleting address %pM, type %x\n",
naddr->addr, naddr->type);
- mutex_lock(&netcp_modules_lock);
for_each_module(netcp, priv) {
module = priv->netcp_module;
if (!module->del_addr)
@@ -1393,7 +1402,6 @@ static void netcp_addr_sweep_del(struct netcp_intf *netcp)
naddr);
WARN_ON(error);
}
- mutex_unlock(&netcp_modules_lock);
netcp_addr_del(netcp, naddr);
}
}
@@ -1410,7 +1418,7 @@ static void netcp_addr_sweep_add(struct netcp_intf *netcp)
continue;
dev_dbg(netcp->ndev_dev, "adding address %pM, type %x\n",
naddr->addr, naddr->type);
- mutex_lock(&netcp_modules_lock);
+
for_each_module(netcp, priv) {
module = priv->netcp_module;
if (!module->add_addr)
@@ -1418,7 +1426,6 @@ static void netcp_addr_sweep_add(struct netcp_intf *netcp)
error = module->add_addr(priv->module_priv, naddr);
WARN_ON(error);
}
- mutex_unlock(&netcp_modules_lock);
}
}
@@ -1432,6 +1439,7 @@ static void netcp_set_rx_mode(struct net_device *ndev)
ndev->flags & IFF_ALLMULTI ||
netdev_mc_count(ndev) > NETCP_MAX_MCAST_ADDR);
+ spin_lock(&netcp->lock);
/* first clear all marks */
netcp_addr_clear_mark(netcp);
@@ -1450,6 +1458,7 @@ static void netcp_set_rx_mode(struct net_device *ndev)
/* finally sweep and callout into modules */
netcp_addr_sweep_del(netcp);
netcp_addr_sweep_add(netcp);
+ spin_unlock(&netcp->lock);
}
static void netcp_free_navigator_resources(struct netcp_intf *netcp)
@@ -1614,7 +1623,6 @@ static int netcp_ndo_open(struct net_device *ndev)
goto fail;
}
- mutex_lock(&netcp_modules_lock);
for_each_module(netcp, intf_modpriv) {
module = intf_modpriv->netcp_module;
if (module->open) {
@@ -1625,7 +1633,6 @@ static int netcp_ndo_open(struct net_device *ndev)
}
}
}
- mutex_unlock(&netcp_modules_lock);
napi_enable(&netcp->rx_napi);
napi_enable(&netcp->tx_napi);
@@ -1642,7 +1649,6 @@ fail_open:
if (module->close)
module->close(intf_modpriv->module_priv, ndev);
}
- mutex_unlock(&netcp_modules_lock);
fail:
netcp_free_navigator_resources(netcp);
@@ -1666,7 +1672,6 @@ static int netcp_ndo_stop(struct net_device *ndev)
napi_disable(&netcp->rx_napi);
napi_disable(&netcp->tx_napi);
- mutex_lock(&netcp_modules_lock);
for_each_module(netcp, intf_modpriv) {
module = intf_modpriv->netcp_module;
if (module->close) {
@@ -1675,7 +1680,6 @@ static int netcp_ndo_stop(struct net_device *ndev)
dev_err(netcp->ndev_dev, "Close failed\n");
}
}
- mutex_unlock(&netcp_modules_lock);
/* Recycle Rx descriptors from completion queue */
netcp_empty_rx_queue(netcp);
@@ -1703,7 +1707,6 @@ static int netcp_ndo_ioctl(struct net_device *ndev,
if (!netif_running(ndev))
return -EINVAL;
- mutex_lock(&netcp_modules_lock);
for_each_module(netcp, intf_modpriv) {
module = intf_modpriv->netcp_module;
if (!module->ioctl)
@@ -1719,7 +1722,6 @@ static int netcp_ndo_ioctl(struct net_device *ndev,
}
out:
- mutex_unlock(&netcp_modules_lock);
return (ret == 0) ? 0 : err;
}
@@ -1754,11 +1756,12 @@ static int netcp_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid)
struct netcp_intf *netcp = netdev_priv(ndev);
struct netcp_intf_modpriv *intf_modpriv;
struct netcp_module *module;
+ unsigned long flags;
int err = 0;
dev_dbg(netcp->ndev_dev, "adding rx vlan id: %d\n", vid);
- mutex_lock(&netcp_modules_lock);
+ spin_lock_irqsave(&netcp->lock, flags);
for_each_module(netcp, intf_modpriv) {
module = intf_modpriv->netcp_module;
if ((module->add_vid) && (vid != 0)) {
@@ -1770,7 +1773,8 @@ static int netcp_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid)
}
}
}
- mutex_unlock(&netcp_modules_lock);
+ spin_unlock_irqrestore(&netcp->lock, flags);
+
return err;
}
@@ -1779,11 +1783,12 @@ static int netcp_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vid)
struct netcp_intf *netcp = netdev_priv(ndev);
struct netcp_intf_modpriv *intf_modpriv;
struct netcp_module *module;
+ unsigned long flags;
int err = 0;
dev_dbg(netcp->ndev_dev, "removing rx vlan id: %d\n", vid);
- mutex_lock(&netcp_modules_lock);
+ spin_lock_irqsave(&netcp->lock, flags);
for_each_module(netcp, intf_modpriv) {
module = intf_modpriv->netcp_module;
if (module->del_vid) {
@@ -1795,7 +1800,7 @@ static int netcp_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vid)
}
}
}
- mutex_unlock(&netcp_modules_lock);
+ spin_unlock_irqrestore(&netcp->lock, flags);
return err;
}
@@ -2040,7 +2045,6 @@ static int netcp_probe(struct platform_device *pdev)
struct device_node *child, *interfaces;
struct netcp_device *netcp_device;
struct device *dev = &pdev->dev;
- struct netcp_module *module;
int ret;
if (!node) {
@@ -2087,14 +2091,6 @@ static int netcp_probe(struct platform_device *pdev)
/* Add the device instance to the list */
list_add_tail(&netcp_device->device_list, &netcp_devices);
- /* Probe & attach any modules already registered */
- mutex_lock(&netcp_modules_lock);
- for_each_netcp_module(module) {
- ret = netcp_module_probe(netcp_device, module);
- if (ret < 0)
- dev_err(dev, "module(%s) probe failed\n", module->name);
- }
- mutex_unlock(&netcp_modules_lock);
return 0;
probe_quit_interface:
diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
index 6f16d6a..6bff8d8 100644
--- a/drivers/net/ethernet/ti/netcp_ethss.c
+++ b/drivers/net/ethernet/ti/netcp_ethss.c
@@ -77,6 +77,7 @@
#define GBENU_ALE_OFFSET 0x1e000
#define GBENU_HOST_PORT_NUM 0
#define GBENU_NUM_ALE_ENTRIES 1024
+#define GBENU_SGMII_MODULE_SIZE 0x100
/* 10G Ethernet SS defines */
#define XGBE_MODULE_NAME "netcp-xgbe"
@@ -149,8 +150,8 @@
#define XGBE_STATS2_MODULE 2
/* s: 0-based slave_port */
-#define SGMII_BASE(s) \
- (((s) < 2) ? gbe_dev->sgmii_port_regs : gbe_dev->sgmii_port34_regs)
+#define SGMII_BASE(d, s) \
+ (((s) < 2) ? (d)->sgmii_port_regs : (d)->sgmii_port34_regs)
#define GBE_TX_QUEUE 648
#define GBE_TXHOOK_ORDER 0
@@ -1997,13 +1998,8 @@ static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
return;
if (!SLAVE_LINK_IS_XGMII(slave)) {
- if (gbe_dev->ss_version == GBE_SS_VERSION_14)
- sgmii_link_state =
- netcp_sgmii_get_port_link(SGMII_BASE(sp), sp);
- else
- sgmii_link_state =
- netcp_sgmii_get_port_link(
- gbe_dev->sgmii_port_regs, sp);
+ sgmii_link_state =
+ netcp_sgmii_get_port_link(SGMII_BASE(gbe_dev, sp), sp);
}
phy_link_state = gbe_phy_link_status(slave);
@@ -2100,17 +2096,11 @@ static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
static void gbe_sgmii_rtreset(struct gbe_priv *priv,
struct gbe_slave *slave, bool set)
{
- void __iomem *sgmii_port_regs;
-
if (SLAVE_LINK_IS_XGMII(slave))
return;
- if ((priv->ss_version == GBE_SS_VERSION_14) && (slave->slave_num >= 2))
- sgmii_port_regs = priv->sgmii_port34_regs;
- else
- sgmii_port_regs = priv->sgmii_port_regs;
-
- netcp_sgmii_rtreset(sgmii_port_regs, slave->slave_num, set);
+ netcp_sgmii_rtreset(SGMII_BASE(priv, slave->slave_num),
+ slave->slave_num, set);
}
static void gbe_slave_stop(struct gbe_intf *intf)
@@ -2136,17 +2126,12 @@ static void gbe_slave_stop(struct gbe_intf *intf)
static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
{
- void __iomem *sgmii_port_regs;
-
- sgmii_port_regs = priv->sgmii_port_regs;
- if ((priv->ss_version == GBE_SS_VERSION_14) && (slave->slave_num >= 2))
- sgmii_port_regs = priv->sgmii_port34_regs;
+ if (SLAVE_LINK_IS_XGMII(slave))
+ return;
- if (!SLAVE_LINK_IS_XGMII(slave)) {
- netcp_sgmii_reset(sgmii_port_regs, slave->slave_num);
- netcp_sgmii_config(sgmii_port_regs, slave->slave_num,
- slave->link_interface);
- }
+ netcp_sgmii_reset(SGMII_BASE(priv, slave->slave_num), slave->slave_num);
+ netcp_sgmii_config(SGMII_BASE(priv, slave->slave_num), slave->slave_num,
+ slave->link_interface);
}
static int gbe_slave_open(struct gbe_intf *gbe_intf)
@@ -2997,6 +2982,14 @@ static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
gbe_dev->switch_regs = regs;
gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
+
+ /* Although sgmii modules are mem mapped to one contiguous
+ * region on GBENU devices, setting sgmii_port34_regs allows
+ * consistent code when accessing sgmii api
+ */
+ gbe_dev->sgmii_port34_regs = gbe_dev->sgmii_port_regs +
+ (2 * GBENU_SGMII_MODULE_SIZE);
+
gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
for (i = 0; i < (gbe_dev->max_num_ports); i++)
diff --git a/drivers/net/ethernet/via/Kconfig b/drivers/net/ethernet/via/Kconfig
index 2f1264b..d3d0947 100644
--- a/drivers/net/ethernet/via/Kconfig
+++ b/drivers/net/ethernet/via/Kconfig
@@ -17,7 +17,7 @@ if NET_VENDOR_VIA
config VIA_RHINE
tristate "VIA Rhine support"
- depends on (PCI || OF_IRQ)
+ depends on PCI || (OF_IRQ && GENERIC_PCI_IOMAP)
depends on HAS_DMA
select CRC32
select MII
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 6008eee..cf468c8 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -828,6 +828,8 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
if (!phydev)
dev_info(dev,
"MDIO of the phy is not registered yet\n");
+ else
+ put_device(&phydev->dev);
return 0;
}
diff --git a/drivers/net/fjes/fjes_hw.c b/drivers/net/fjes/fjes_hw.c
index b5f4a78..2d3848c 100644
--- a/drivers/net/fjes/fjes_hw.c
+++ b/drivers/net/fjes/fjes_hw.c
@@ -1011,11 +1011,11 @@ static void fjes_hw_update_zone_task(struct work_struct *work)
set_bit(epidx, &irq_bit);
break;
}
- }
-
- hw->ep_shm_info[epidx].es_status = info[epidx].es_status;
- hw->ep_shm_info[epidx].zone = info[epidx].zone;
+ hw->ep_shm_info[epidx].es_status =
+ info[epidx].es_status;
+ hw->ep_shm_info[epidx].zone = info[epidx].zone;
+ }
break;
}
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index da3259c..8f5c02e 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -126,6 +126,8 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb)
__be32 addr;
int err;
+ iph = ip_hdr(skb); /* outer IP header... */
+
if (gs->collect_md) {
static u8 zero_vni[3];
@@ -133,7 +135,6 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb)
addr = 0;
} else {
vni = gnvh->vni;
- iph = ip_hdr(skb); /* Still outer IP header... */
addr = iph->saddr;
}
@@ -178,7 +179,6 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb)
skb_reset_network_header(skb);
- iph = ip_hdr(skb); /* Now inner IP header... */
err = IP_ECN_decapsulate(iph, skb);
if (unlikely(err)) {
@@ -626,6 +626,7 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev)
struct geneve_sock *gs = geneve->sock;
struct ip_tunnel_info *info = NULL;
struct rtable *rt = NULL;
+ const struct iphdr *iip; /* interior IP header */
struct flowi4 fl4;
__u8 tos, ttl;
__be16 sport;
@@ -653,6 +654,8 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev)
sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true);
skb_reset_mac_header(skb);
+ iip = ip_hdr(skb);
+
if (info) {
const struct ip_tunnel_key *key = &info->key;
u8 *opts = NULL;
@@ -668,19 +671,16 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev)
if (unlikely(err))
goto err;
- tos = key->tos;
+ tos = ip_tunnel_ecn_encap(key->tos, iip, skb);
ttl = key->ttl;
df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0;
} else {
- const struct iphdr *iip; /* interior IP header */
-
udp_csum = false;
err = geneve_build_skb(rt, skb, 0, geneve->vni,
0, NULL, udp_csum);
if (unlikely(err))
goto err;
- iip = ip_hdr(skb);
tos = ip_tunnel_ecn_encap(fl4.flowi4_tos, iip, skb);
ttl = geneve->ttl;
if (!ttl && IN_MULTICAST(ntohl(fl4.daddr)))
@@ -748,12 +748,8 @@ static void geneve_setup(struct net_device *dev)
dev->features |= NETIF_F_RXCSUM;
dev->features |= NETIF_F_GSO_SOFTWARE;
- dev->vlan_features = dev->features;
- dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX;
-
dev->hw_features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_RXCSUM;
dev->hw_features |= NETIF_F_GSO_SOFTWARE;
- dev->hw_features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX;
netif_keep_dst(dev);
dev->priv_flags |= IFF_LIVE_ADDR_CHANGE | IFF_NO_QUEUE;
@@ -819,7 +815,7 @@ static struct geneve_dev *geneve_find_dev(struct geneve_net *gn,
static int geneve_configure(struct net *net, struct net_device *dev,
__be32 rem_addr, __u32 vni, __u8 ttl, __u8 tos,
- __u16 dst_port, bool metadata)
+ __be16 dst_port, bool metadata)
{
struct geneve_net *gn = net_generic(net, geneve_net_id);
struct geneve_dev *t, *geneve = netdev_priv(dev);
@@ -844,10 +840,10 @@ static int geneve_configure(struct net *net, struct net_device *dev,
geneve->ttl = ttl;
geneve->tos = tos;
- geneve->dst_port = htons(dst_port);
+ geneve->dst_port = dst_port;
geneve->collect_md = metadata;
- t = geneve_find_dev(gn, htons(dst_port), rem_addr, geneve->vni,
+ t = geneve_find_dev(gn, dst_port, rem_addr, geneve->vni,
&tun_on_same_port, &tun_collect_md);
if (t)
return -EBUSY;
@@ -871,7 +867,7 @@ static int geneve_configure(struct net *net, struct net_device *dev,
static int geneve_newlink(struct net *net, struct net_device *dev,
struct nlattr *tb[], struct nlattr *data[])
{
- __u16 dst_port = GENEVE_UDP_PORT;
+ __be16 dst_port = htons(GENEVE_UDP_PORT);
__u8 ttl = 0, tos = 0;
bool metadata = false;
__be32 rem_addr;
@@ -890,7 +886,7 @@ static int geneve_newlink(struct net *net, struct net_device *dev,
tos = nla_get_u8(data[IFLA_GENEVE_TOS]);
if (data[IFLA_GENEVE_PORT])
- dst_port = nla_get_u16(data[IFLA_GENEVE_PORT]);
+ dst_port = nla_get_be16(data[IFLA_GENEVE_PORT]);
if (data[IFLA_GENEVE_COLLECT_METADATA])
metadata = true;
@@ -913,7 +909,7 @@ static size_t geneve_get_size(const struct net_device *dev)
nla_total_size(sizeof(struct in_addr)) + /* IFLA_GENEVE_REMOTE */
nla_total_size(sizeof(__u8)) + /* IFLA_GENEVE_TTL */
nla_total_size(sizeof(__u8)) + /* IFLA_GENEVE_TOS */
- nla_total_size(sizeof(__u16)) + /* IFLA_GENEVE_PORT */
+ nla_total_size(sizeof(__be16)) + /* IFLA_GENEVE_PORT */
nla_total_size(0) + /* IFLA_GENEVE_COLLECT_METADATA */
0;
}
@@ -935,7 +931,7 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev)
nla_put_u8(skb, IFLA_GENEVE_TOS, geneve->tos))
goto nla_put_failure;
- if (nla_put_u16(skb, IFLA_GENEVE_PORT, ntohs(geneve->dst_port)))
+ if (nla_put_be16(skb, IFLA_GENEVE_PORT, geneve->dst_port))
goto nla_put_failure;
if (geneve->collect_md) {
@@ -975,7 +971,7 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
if (IS_ERR(dev))
return dev;
- err = geneve_configure(net, dev, 0, 0, 0, 0, dst_port, true);
+ err = geneve_configure(net, dev, 0, 0, 0, 0, htons(dst_port), true);
if (err) {
free_netdev(dev);
return ERR_PTR(err);
diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c
index 58ae11a..64bb44d 100644
--- a/drivers/net/irda/ali-ircc.c
+++ b/drivers/net/irda/ali-ircc.c
@@ -1031,7 +1031,6 @@ static void ali_ircc_fir_change_speed(struct ali_ircc_cb *priv, __u32 baud)
static void ali_ircc_sir_change_speed(struct ali_ircc_cb *priv, __u32 speed)
{
struct ali_ircc_cb *self = priv;
- unsigned long flags;
int iobase;
int fcr; /* FIFO control reg */
int lcr; /* Line control reg */
@@ -1061,8 +1060,6 @@ static void ali_ircc_sir_change_speed(struct ali_ircc_cb *priv, __u32 speed)
/* Update accounting for new speed */
self->io.speed = speed;
- spin_lock_irqsave(&self->lock, flags);
-
divisor = 115200/speed;
fcr = UART_FCR_ENABLE_FIFO;
@@ -1089,9 +1086,6 @@ static void ali_ircc_sir_change_speed(struct ali_ircc_cb *priv, __u32 speed)
/* without this, the connection will be broken after come back from FIR speed,
but with this, the SIR connection is harder to established */
outb((UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2), iobase+UART_MCR);
-
- spin_unlock_irqrestore(&self->lock, flags);
-
}
static void ali_ircc_change_dongle_speed(struct ali_ircc_cb *priv, int speed)
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index edd7734..248478c 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -1111,10 +1111,10 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd,
return 0;
case TUNSETSNDBUF:
- if (get_user(u, up))
+ if (get_user(s, sp))
return -EFAULT;
- q->sk.sk_sndbuf = u;
+ q->sk.sk_sndbuf = s;
return 0;
case TUNGETVNETHDRSZ:
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index fb1299c..e23bf5b 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -220,7 +220,7 @@ int fixed_phy_update_state(struct phy_device *phydev,
struct fixed_mdio_bus *fmb = &platform_fmb;
struct fixed_phy *fp;
- if (!phydev || !phydev->bus)
+ if (!phydev || phydev->bus != fmb->mii_bus)
return -EINVAL;
list_for_each_entry(fp, &fmb->phys, node) {
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index e6897b6..5de8d58 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -785,6 +785,7 @@ static int marvell_read_status(struct phy_device *phydev)
int adv;
int err;
int lpa;
+ int lpagb;
int status = 0;
/* Update the link, but return if there
@@ -802,10 +803,17 @@ static int marvell_read_status(struct phy_device *phydev)
if (lpa < 0)
return lpa;
+ lpagb = phy_read(phydev, MII_STAT1000);
+ if (lpagb < 0)
+ return lpagb;
+
adv = phy_read(phydev, MII_ADVERTISE);
if (adv < 0)
return adv;
+ phydev->lp_advertising = mii_stat1000_to_ethtool_lpa_t(lpagb) |
+ mii_lpa_to_ethtool_lpa_t(lpa);
+
lpa &= adv;
if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
@@ -853,6 +861,7 @@ static int marvell_read_status(struct phy_device *phydev)
phydev->speed = SPEED_10;
phydev->pause = phydev->asym_pause = 0;
+ phydev->lp_advertising = 0;
}
return 0;
diff --git a/drivers/net/phy/mdio-bcm-unimac.c b/drivers/net/phy/mdio-bcm-unimac.c
index 6a52a7f..4bde5e7 100644
--- a/drivers/net/phy/mdio-bcm-unimac.c
+++ b/drivers/net/phy/mdio-bcm-unimac.c
@@ -244,6 +244,7 @@ static const struct of_device_id unimac_mdio_ids[] = {
{ .compatible = "brcm,unimac-mdio", },
{ /* sentinel */ },
};
+MODULE_DEVICE_TABLE(of, unimac_mdio_ids);
static struct platform_driver unimac_mdio_driver = {
.driver = {
diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index 7dc21e5..3bc9f03 100644
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -261,6 +261,7 @@ static const struct of_device_id mdio_gpio_of_match[] = {
{ .compatible = "virtual,mdio-gpio", },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, mdio_gpio_of_match);
static struct platform_driver mdio_gpio_driver = {
.probe = mdio_gpio_probe,
diff --git a/drivers/net/phy/mdio-mux.c b/drivers/net/phy/mdio-mux.c
index 4d4d25e..280c7c3 100644
--- a/drivers/net/phy/mdio-mux.c
+++ b/drivers/net/phy/mdio-mux.c
@@ -113,18 +113,18 @@ int mdio_mux_init(struct device *dev,
if (!parent_bus_node)
return -ENODEV;
- parent_bus = of_mdio_find_bus(parent_bus_node);
- if (parent_bus == NULL) {
- ret_val = -EPROBE_DEFER;
- goto err_parent_bus;
- }
-
pb = devm_kzalloc(dev, sizeof(*pb), GFP_KERNEL);
if (pb == NULL) {
ret_val = -ENOMEM;
goto err_parent_bus;
}
+ parent_bus = of_mdio_find_bus(parent_bus_node);
+ if (parent_bus == NULL) {
+ ret_val = -EPROBE_DEFER;
+ goto err_parent_bus;
+ }
+
pb->switch_data = data;
pb->switch_fn = switch_fn;
pb->current_child = -1;
@@ -173,6 +173,10 @@ int mdio_mux_init(struct device *dev,
dev_info(dev, "Version " DRV_VERSION "\n");
return 0;
}
+
+ /* balance the reference of_mdio_find_bus() took */
+ put_device(&pb->mii_bus->dev);
+
err_parent_bus:
of_node_put(parent_bus_node);
return ret_val;
@@ -189,6 +193,9 @@ void mdio_mux_uninit(void *mux_handle)
mdiobus_free(cb->mii_bus);
cb = cb->next;
}
+
+ /* balance the reference of_mdio_find_bus() in mdio_mux_init() took */
+ put_device(&pb->mii_bus->dev);
}
EXPORT_SYMBOL_GPL(mdio_mux_uninit);
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 02a4615..12f44c5 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -167,7 +167,9 @@ static int of_mdio_bus_match(struct device *dev, const void *mdio_bus_np)
* of_mdio_find_bus - Given an mii_bus node, find the mii_bus.
* @mdio_bus_np: Pointer to the mii_bus.
*
- * Returns a pointer to the mii_bus, or NULL if none found.
+ * Returns a reference to the mii_bus, or NULL if none found. The
+ * embedded struct device will have its reference count incremented,
+ * and this must be put once the bus is finished with.
*
* Because the association of a device_node and mii_bus is made via
* of_mdiobus_register(), the mii_bus cannot be found before it is
@@ -234,15 +236,18 @@ static inline void of_mdiobus_link_phydev(struct mii_bus *mdio,
#endif
/**
- * mdiobus_register - bring up all the PHYs on a given bus and attach them to bus
+ * __mdiobus_register - bring up all the PHYs on a given bus and attach them to bus
* @bus: target mii_bus
+ * @owner: module containing bus accessor functions
*
* Description: Called by a bus driver to bring up all the PHYs
- * on a given bus, and attach them to the bus.
+ * on a given bus, and attach them to the bus. Drivers should use
+ * mdiobus_register() rather than __mdiobus_register() unless they
+ * need to pass a specific owner module.
*
* Returns 0 on success or < 0 on error.
*/
-int mdiobus_register(struct mii_bus *bus)
+int __mdiobus_register(struct mii_bus *bus, struct module *owner)
{
int i, err;
@@ -253,6 +258,7 @@ int mdiobus_register(struct mii_bus *bus)
BUG_ON(bus->state != MDIOBUS_ALLOCATED &&
bus->state != MDIOBUS_UNREGISTERED);
+ bus->owner = owner;
bus->dev.parent = bus->parent;
bus->dev.class = &mdio_bus_class;
bus->dev.groups = NULL;
@@ -288,13 +294,16 @@ int mdiobus_register(struct mii_bus *bus)
error:
while (--i >= 0) {
- if (bus->phy_map[i])
- device_unregister(&bus->phy_map[i]->dev);
+ struct phy_device *phydev = bus->phy_map[i];
+ if (phydev) {
+ phy_device_remove(phydev);
+ phy_device_free(phydev);
+ }
}
device_del(&bus->dev);
return err;
}
-EXPORT_SYMBOL(mdiobus_register);
+EXPORT_SYMBOL(__mdiobus_register);
void mdiobus_unregister(struct mii_bus *bus)
{
@@ -304,9 +313,11 @@ void mdiobus_unregister(struct mii_bus *bus)
bus->state = MDIOBUS_UNREGISTERED;
for (i = 0; i < PHY_MAX_ADDR; i++) {
- if (bus->phy_map[i])
- device_unregister(&bus->phy_map[i]->dev);
- bus->phy_map[i] = NULL;
+ struct phy_device *phydev = bus->phy_map[i];
+ if (phydev) {
+ phy_device_remove(phydev);
+ phy_device_free(phydev);
+ }
}
device_del(&bus->dev);
}
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index c0f2111..f761288 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -384,6 +384,24 @@ int phy_device_register(struct phy_device *phydev)
EXPORT_SYMBOL(phy_device_register);
/**
+ * phy_device_remove - Remove a previously registered phy device from the MDIO bus
+ * @phydev: phy_device structure to remove
+ *
+ * This doesn't free the phy_device itself, it merely reverses the effects
+ * of phy_device_register(). Use phy_device_free() to free the device
+ * after calling this function.
+ */
+void phy_device_remove(struct phy_device *phydev)
+{
+ struct mii_bus *bus = phydev->bus;
+ int addr = phydev->addr;
+
+ device_del(&phydev->dev);
+ bus->phy_map[addr] = NULL;
+}
+EXPORT_SYMBOL(phy_device_remove);
+
+/**
* phy_find_first - finds the first PHY device on the bus
* @bus: the target MII bus
*/
@@ -578,14 +596,22 @@ EXPORT_SYMBOL(phy_init_hw);
* generic driver is used. The phy_device is given a ptr to
* the attaching device, and given a callback for link status
* change. The phy_device is returned to the attaching driver.
+ * This function takes a reference on the phy device.
*/
int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
u32 flags, phy_interface_t interface)
{
+ struct mii_bus *bus = phydev->bus;
struct device *d = &phydev->dev;
- struct module *bus_module;
int err;
+ if (!try_module_get(bus->owner)) {
+ dev_err(&dev->dev, "failed to get the bus module\n");
+ return -EIO;
+ }
+
+ get_device(d);
+
/* Assume that if there is no driver, that it doesn't
* exist, and we should use the genphy driver.
*/
@@ -600,20 +626,13 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
err = device_bind_driver(d);
if (err)
- return err;
+ goto error;
}
if (phydev->attached_dev) {
dev_err(&dev->dev, "PHY already attached\n");
- return -EBUSY;
- }
-
- /* Increment the bus module reference count */
- bus_module = phydev->bus->dev.driver ?
- phydev->bus->dev.driver->owner : NULL;
- if (!try_module_get(bus_module)) {
- dev_err(&dev->dev, "failed to get the bus module\n");
- return -EIO;
+ err = -EBUSY;
+ goto error;
}
phydev->attached_dev = dev;
@@ -636,6 +655,11 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
phy_resume(phydev);
return err;
+
+error:
+ put_device(d);
+ module_put(bus->owner);
+ return err;
}
EXPORT_SYMBOL(phy_attach_direct);
@@ -677,14 +701,15 @@ EXPORT_SYMBOL(phy_attach);
/**
* phy_detach - detach a PHY device from its network device
* @phydev: target phy_device struct
+ *
+ * This detaches the phy device from its network device and the phy
+ * driver, and drops the reference count taken in phy_attach_direct().
*/
void phy_detach(struct phy_device *phydev)
{
+ struct mii_bus *bus;
int i;
- if (phydev->bus->dev.driver)
- module_put(phydev->bus->dev.driver->owner);
-
phydev->attached_dev->phydev = NULL;
phydev->attached_dev = NULL;
phy_suspend(phydev);
@@ -700,6 +725,15 @@ void phy_detach(struct phy_device *phydev)
break;
}
}
+
+ /*
+ * The phydev might go away on the put_device() below, so avoid
+ * a use-after-free bug by reading the underlying bus first.
+ */
+ bus = phydev->bus;
+
+ put_device(&phydev->dev);
+ module_put(bus->owner);
}
EXPORT_SYMBOL(phy_detach);
diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c
index 17cad18..76cad71 100644
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -66,7 +66,6 @@
#define PHY_ID_VSC8244 0x000fc6c0
#define PHY_ID_VSC8514 0x00070670
#define PHY_ID_VSC8574 0x000704a0
-#define PHY_ID_VSC8641 0x00070431
#define PHY_ID_VSC8662 0x00070660
#define PHY_ID_VSC8221 0x000fc550
#define PHY_ID_VSC8211 0x000fc4b0
@@ -273,18 +272,6 @@ static struct phy_driver vsc82xx_driver[] = {
.config_intr = &vsc82xx_config_intr,
.driver = { .owner = THIS_MODULE,},
}, {
- .phy_id = PHY_ID_VSC8641,
- .name = "Vitesse VSC8641",
- .phy_id_mask = 0x000ffff0,
- .features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_INTERRUPT,
- .config_init = &vsc824x_config_init,
- .config_aneg = &vsc82x4_config_aneg,
- .read_status = &genphy_read_status,
- .ack_interrupt = &vsc824x_ack_interrupt,
- .config_intr = &vsc82xx_config_intr,
- .driver = { .owner = THIS_MODULE,},
-}, {
.phy_id = PHY_ID_VSC8662,
.name = "Vitesse VSC8662",
.phy_id_mask = 0x000ffff0,
@@ -331,7 +318,6 @@ static struct mdio_device_id __maybe_unused vitesse_tbl[] = {
{ PHY_ID_VSC8244, 0x000fffc0 },
{ PHY_ID_VSC8514, 0x000ffff0 },
{ PHY_ID_VSC8574, 0x000ffff0 },
- { PHY_ID_VSC8641, 0x000ffff0 },
{ PHY_ID_VSC8662, 0x000ffff0 },
{ PHY_ID_VSC8221, 0x000ffff0 },
{ PHY_ID_VSC8211, 0x000ffff0 },
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index 0481daf..ed00446 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -2755,6 +2755,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
*/
dev_net_set(dev, net);
+ rtnl_lock();
mutex_lock(&pn->all_ppp_mutex);
if (unit < 0) {
@@ -2785,7 +2786,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
ppp->file.index = unit;
sprintf(dev->name, "ppp%d", unit);
- ret = register_netdev(dev);
+ ret = register_netdevice(dev);
if (ret != 0) {
unit_put(&pn->units_idr, unit);
netdev_err(ppp->dev, "PPP: couldn't register device %s (%d)\n",
@@ -2797,6 +2798,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
atomic_inc(&ppp_unit_count);
mutex_unlock(&pn->all_ppp_mutex);
+ rtnl_unlock();
*retp = 0;
return ppp;
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 1610b79..fbb9325 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -583,4 +583,15 @@ config USB_VL600
http://ubuntuforums.org/showpost.php?p=10589647&postcount=17
+config USB_NET_CH9200
+ tristate "QingHeng CH9200 USB ethernet support"
+ depends on USB_USBNET
+ select MII
+ help
+ Choose this option if you have a USB ethernet adapter with a QinHeng
+ CH9200 chipset.
+
+ To compile this driver as a module, choose M here: the
+ module will be called ch9200.
+
endif # USB_NET_DRIVERS
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index cf6a0e6..b5f0406 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -38,4 +38,4 @@ obj-$(CONFIG_USB_NET_HUAWEI_CDC_NCM) += huawei_cdc_ncm.o
obj-$(CONFIG_USB_VL600) += lg-vl600.o
obj-$(CONFIG_USB_NET_QMI_WWAN) += qmi_wwan.o
obj-$(CONFIG_USB_NET_CDC_MBIM) += cdc_mbim.o
-
+obj-$(CONFIG_USB_NET_CH9200) += ch9200.o
diff --git a/drivers/net/usb/ch9200.c b/drivers/net/usb/ch9200.c
new file mode 100644
index 0000000..5e151e6
--- /dev/null
+++ b/drivers/net/usb/ch9200.c
@@ -0,0 +1,432 @@
+/*
+ * USB 10M/100M ethernet adapter
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/stddef.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/usbnet.h>
+#include <linux/slab.h>
+
+#define CH9200_VID 0x1A86
+#define CH9200_PID_E092 0xE092
+
+#define CTRL_TIMEOUT_MS 1000
+
+#define CONTROL_TIMEOUT_MS 1000
+
+#define REQUEST_READ 0x0E
+#define REQUEST_WRITE 0x0F
+
+/* Address space:
+ * 00-63 : MII
+ * 64-128: MAC
+ *
+ * Note: all accesses must be 16-bit
+ */
+
+#define MAC_REG_CTRL 64
+#define MAC_REG_STATUS 66
+#define MAC_REG_INTERRUPT_MASK 68
+#define MAC_REG_PHY_COMMAND 70
+#define MAC_REG_PHY_DATA 72
+#define MAC_REG_STATION_L 74
+#define MAC_REG_STATION_M 76
+#define MAC_REG_STATION_H 78
+#define MAC_REG_HASH_L 80
+#define MAC_REG_HASH_M1 82
+#define MAC_REG_HASH_M2 84
+#define MAC_REG_HASH_H 86
+#define MAC_REG_THRESHOLD 88
+#define MAC_REG_FIFO_DEPTH 90
+#define MAC_REG_PAUSE 92
+#define MAC_REG_FLOW_CONTROL 94
+
+/* Control register bits
+ *
+ * Note: bits 13 and 15 are reserved
+ */
+#define LOOPBACK (0x01 << 14)
+#define BASE100X (0x01 << 12)
+#define MBPS_10 (0x01 << 11)
+#define DUPLEX_MODE (0x01 << 10)
+#define PAUSE_FRAME (0x01 << 9)
+#define PROMISCUOUS (0x01 << 8)
+#define MULTICAST (0x01 << 7)
+#define BROADCAST (0x01 << 6)
+#define HASH (0x01 << 5)
+#define APPEND_PAD (0x01 << 4)
+#define APPEND_CRC (0x01 << 3)
+#define TRANSMITTER_ACTION (0x01 << 2)
+#define RECEIVER_ACTION (0x01 << 1)
+#define DMA_ACTION (0x01 << 0)
+
+/* Status register bits
+ *
+ * Note: bits 7-15 are reserved
+ */
+#define ALIGNMENT (0x01 << 6)
+#define FIFO_OVER_RUN (0x01 << 5)
+#define FIFO_UNDER_RUN (0x01 << 4)
+#define RX_ERROR (0x01 << 3)
+#define RX_COMPLETE (0x01 << 2)
+#define TX_ERROR (0x01 << 1)
+#define TX_COMPLETE (0x01 << 0)
+
+/* FIFO depth register bits
+ *
+ * Note: bits 6 and 14 are reserved
+ */
+
+#define ETH_TXBD (0x01 << 15)
+#define ETN_TX_FIFO_DEPTH (0x01 << 8)
+#define ETH_RXBD (0x01 << 7)
+#define ETH_RX_FIFO_DEPTH (0x01 << 0)
+
+static int control_read(struct usbnet *dev,
+ unsigned char request, unsigned short value,
+ unsigned short index, void *data, unsigned short size,
+ int timeout)
+{
+ unsigned char *buf = NULL;
+ unsigned char request_type;
+ int err = 0;
+
+ if (request == REQUEST_READ)
+ request_type = (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER);
+ else
+ request_type = (USB_DIR_IN | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE);
+
+ netdev_dbg(dev->net, "Control_read() index=0x%02x size=%d\n",
+ index, size);
+
+ buf = kmalloc(size, GFP_KERNEL);
+ if (!buf) {
+ err = -ENOMEM;
+ goto err_out;
+ }
+
+ err = usb_control_msg(dev->udev,
+ usb_rcvctrlpipe(dev->udev, 0),
+ request, request_type, value, index, buf, size,
+ timeout);
+ if (err == size)
+ memcpy(data, buf, size);
+ else if (err >= 0)
+ err = -EINVAL;
+ kfree(buf);
+
+ return err;
+
+err_out:
+ return err;
+}
+
+static int control_write(struct usbnet *dev, unsigned char request,
+ unsigned short value, unsigned short index,
+ void *data, unsigned short size, int timeout)
+{
+ unsigned char *buf = NULL;
+ unsigned char request_type;
+ int err = 0;
+
+ if (request == REQUEST_WRITE)
+ request_type = (USB_DIR_OUT | USB_TYPE_VENDOR |
+ USB_RECIP_OTHER);
+ else
+ request_type = (USB_DIR_OUT | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE);
+
+ netdev_dbg(dev->net, "Control_write() index=0x%02x size=%d\n",
+ index, size);
+
+ if (data) {
+ buf = kmalloc(size, GFP_KERNEL);
+ if (!buf) {
+ err = -ENOMEM;
+ goto err_out;
+ }
+ memcpy(buf, data, size);
+ }
+
+ err = usb_control_msg(dev->udev,
+ usb_sndctrlpipe(dev->udev, 0),
+ request, request_type, value, index, buf, size,
+ timeout);
+ if (err >= 0 && err < size)
+ err = -EINVAL;
+ kfree(buf);
+
+ return 0;
+
+err_out:
+ return err;
+}
+
+static int ch9200_mdio_read(struct net_device *netdev, int phy_id, int loc)
+{
+ struct usbnet *dev = netdev_priv(netdev);
+ unsigned char buff[2];
+
+ netdev_dbg(netdev, "ch9200_mdio_read phy_id:%02x loc:%02x\n",
+ phy_id, loc);
+
+ if (phy_id != 0)
+ return -ENODEV;
+
+ control_read(dev, REQUEST_READ, 0, loc * 2, buff, 0x02,
+ CONTROL_TIMEOUT_MS);
+
+ return (buff[0] | buff[1] << 8);
+}
+
+static void ch9200_mdio_write(struct net_device *netdev,
+ int phy_id, int loc, int val)
+{
+ struct usbnet *dev = netdev_priv(netdev);
+ unsigned char buff[2];
+
+ netdev_dbg(netdev, "ch9200_mdio_write() phy_id=%02x loc:%02x\n",
+ phy_id, loc);
+
+ if (phy_id != 0)
+ return;
+
+ buff[0] = (unsigned char)val;
+ buff[1] = (unsigned char)(val >> 8);
+
+ control_write(dev, REQUEST_WRITE, 0, loc * 2, buff, 0x02,
+ CONTROL_TIMEOUT_MS);
+}
+
+static int ch9200_link_reset(struct usbnet *dev)
+{
+ struct ethtool_cmd ecmd;
+
+ mii_check_media(&dev->mii, 1, 1);
+ mii_ethtool_gset(&dev->mii, &ecmd);
+
+ netdev_dbg(dev->net, "link_reset() speed:%d duplex:%d\n",
+ ecmd.speed, ecmd.duplex);
+
+ return 0;
+}
+
+static void ch9200_status(struct usbnet *dev, struct urb *urb)
+{
+ int link;
+ unsigned char *buf;
+
+ if (urb->actual_length < 16)
+ return;
+
+ buf = urb->transfer_buffer;
+ link = !!(buf[0] & 0x01);
+
+ if (link) {
+ netif_carrier_on(dev->net);
+ usbnet_defer_kevent(dev, EVENT_LINK_RESET);
+ } else {
+ netif_carrier_off(dev->net);
+ }
+}
+
+static struct sk_buff *ch9200_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+ gfp_t flags)
+{
+ int i = 0;
+ int len = 0;
+ int tx_overhead = 0;
+
+ tx_overhead = 0x40;
+
+ len = skb->len;
+ if (skb_headroom(skb) < tx_overhead) {
+ struct sk_buff *skb2;
+
+ skb2 = skb_copy_expand(skb, tx_overhead, 0, flags);
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+ if (!skb)
+ return NULL;
+ }
+
+ __skb_push(skb, tx_overhead);
+ /* usbnet adds padding if length is a multiple of packet size
+ * if so, adjust length value in header
+ */
+ if ((skb->len % dev->maxpacket) == 0)
+ len++;
+
+ skb->data[0] = len;
+ skb->data[1] = len >> 8;
+ skb->data[2] = 0x00;
+ skb->data[3] = 0x80;
+
+ for (i = 4; i < 48; i++)
+ skb->data[i] = 0x00;
+
+ skb->data[48] = len;
+ skb->data[49] = len >> 8;
+ skb->data[50] = 0x00;
+ skb->data[51] = 0x80;
+
+ for (i = 52; i < 64; i++)
+ skb->data[i] = 0x00;
+
+ return skb;
+}
+
+static int ch9200_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ int len = 0;
+ int rx_overhead = 0;
+
+ rx_overhead = 64;
+
+ if (unlikely(skb->len < rx_overhead)) {
+ dev_err(&dev->udev->dev, "unexpected tiny rx frame\n");
+ return 0;
+ }
+
+ len = (skb->data[skb->len - 16] | skb->data[skb->len - 15] << 8);
+ skb_trim(skb, len);
+
+ return 1;
+}
+
+static int get_mac_address(struct usbnet *dev, unsigned char *data)
+{
+ int err = 0;
+ unsigned char mac_addr[0x06];
+ int rd_mac_len = 0;
+
+ netdev_dbg(dev->net, "get_mac_address:\n\tusbnet VID:%0x PID:%0x\n",
+ dev->udev->descriptor.idVendor,
+ dev->udev->descriptor.idProduct);
+
+ memset(mac_addr, 0, sizeof(mac_addr));
+ rd_mac_len = control_read(dev, REQUEST_READ, 0,
+ MAC_REG_STATION_L, mac_addr, 0x02,
+ CONTROL_TIMEOUT_MS);
+ rd_mac_len += control_read(dev, REQUEST_READ, 0, MAC_REG_STATION_M,
+ mac_addr + 2, 0x02, CONTROL_TIMEOUT_MS);
+ rd_mac_len += control_read(dev, REQUEST_READ, 0, MAC_REG_STATION_H,
+ mac_addr + 4, 0x02, CONTROL_TIMEOUT_MS);
+ if (rd_mac_len != ETH_ALEN)
+ err = -EINVAL;
+
+ data[0] = mac_addr[5];
+ data[1] = mac_addr[4];
+ data[2] = mac_addr[3];
+ data[3] = mac_addr[2];
+ data[4] = mac_addr[1];
+ data[5] = mac_addr[0];
+
+ return err;
+}
+
+static int ch9200_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ int retval = 0;
+ unsigned char data[2];
+
+ retval = usbnet_get_endpoints(dev, intf);
+ if (retval)
+ return retval;
+
+ dev->mii.dev = dev->net;
+ dev->mii.mdio_read = ch9200_mdio_read;
+ dev->mii.mdio_write = ch9200_mdio_write;
+ dev->mii.reg_num_mask = 0x1f;
+
+ dev->mii.phy_id_mask = 0x1f;
+
+ dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
+ dev->rx_urb_size = 24 * 64 + 16;
+ mii_nway_restart(&dev->mii);
+
+ data[0] = 0x01;
+ data[1] = 0x0F;
+ retval = control_write(dev, REQUEST_WRITE, 0, MAC_REG_THRESHOLD, data,
+ 0x02, CONTROL_TIMEOUT_MS);
+
+ data[0] = 0xA0;
+ data[1] = 0x90;
+ retval = control_write(dev, REQUEST_WRITE, 0, MAC_REG_FIFO_DEPTH, data,
+ 0x02, CONTROL_TIMEOUT_MS);
+
+ data[0] = 0x30;
+ data[1] = 0x00;
+ retval = control_write(dev, REQUEST_WRITE, 0, MAC_REG_PAUSE, data,
+ 0x02, CONTROL_TIMEOUT_MS);
+
+ data[0] = 0x17;
+ data[1] = 0xD8;
+ retval = control_write(dev, REQUEST_WRITE, 0, MAC_REG_FLOW_CONTROL,
+ data, 0x02, CONTROL_TIMEOUT_MS);
+
+ /* Undocumented register */
+ data[0] = 0x01;
+ data[1] = 0x00;
+ retval = control_write(dev, REQUEST_WRITE, 0, 254, data, 0x02,
+ CONTROL_TIMEOUT_MS);
+
+ data[0] = 0x5F;
+ data[1] = 0x0D;
+ retval = control_write(dev, REQUEST_WRITE, 0, MAC_REG_CTRL, data, 0x02,
+ CONTROL_TIMEOUT_MS);
+
+ retval = get_mac_address(dev, dev->net->dev_addr);
+
+ return retval;
+}
+
+static const struct driver_info ch9200_info = {
+ .description = "CH9200 USB to Network Adaptor",
+ .flags = FLAG_ETHER,
+ .bind = ch9200_bind,
+ .rx_fixup = ch9200_rx_fixup,
+ .tx_fixup = ch9200_tx_fixup,
+ .status = ch9200_status,
+ .link_reset = ch9200_link_reset,
+ .reset = ch9200_link_reset,
+};
+
+static const struct usb_device_id ch9200_products[] = {
+ {
+ USB_DEVICE(0x1A86, 0xE092),
+ .driver_info = (unsigned long)&ch9200_info,
+ },
+ {},
+};
+
+MODULE_DEVICE_TABLE(usb, ch9200_products);
+
+static struct usb_driver ch9200_driver = {
+ .name = "ch9200",
+ .id_table = ch9200_products,
+ .probe = usbnet_probe,
+ .disconnect = usbnet_disconnect,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume,
+};
+
+module_usb_driver(ch9200_driver);
+
+MODULE_DESCRIPTION("QinHeng CH9200 USB Network device");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index e7094fb..488c6f5 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -193,7 +193,8 @@ static netdev_tx_t vrf_process_v4_outbound(struct sk_buff *skb,
.flowi4_oif = vrf_dev->ifindex,
.flowi4_iif = LOOPBACK_IFINDEX,
.flowi4_tos = RT_TOS(ip4h->tos),
- .flowi4_flags = FLOWI_FLAG_ANYSRC | FLOWI_FLAG_VRFSRC,
+ .flowi4_flags = FLOWI_FLAG_ANYSRC | FLOWI_FLAG_VRFSRC |
+ FLOWI_FLAG_SKIP_NH_OIF,
.daddr = ip4h->daddr,
};
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index cf8b7f0..bbac1d3 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2392,10 +2392,6 @@ static void vxlan_setup(struct net_device *dev)
eth_hw_addr_random(dev);
ether_setup(dev);
- if (vxlan->default_dst.remote_ip.sa.sa_family == AF_INET6)
- dev->needed_headroom = ETH_HLEN + VXLAN6_HEADROOM;
- else
- dev->needed_headroom = ETH_HLEN + VXLAN_HEADROOM;
dev->netdev_ops = &vxlan_netdev_ops;
dev->destructor = free_netdev;
@@ -2640,8 +2636,11 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
dst->remote_ip.sa.sa_family = AF_INET;
if (dst->remote_ip.sa.sa_family == AF_INET6 ||
- vxlan->cfg.saddr.sa.sa_family == AF_INET6)
+ vxlan->cfg.saddr.sa.sa_family == AF_INET6) {
+ if (!IS_ENABLED(CONFIG_IPV6))
+ return -EPFNOSUPPORT;
use_ipv6 = true;
+ }
if (conf->remote_ifindex) {
struct net_device *lowerdev
@@ -2670,8 +2669,12 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
dev->needed_headroom = lowerdev->hard_header_len +
(use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM);
- } else if (use_ipv6)
+ } else if (use_ipv6) {
vxlan->flags |= VXLAN_F_IPV6;
+ dev->needed_headroom = ETH_HLEN + VXLAN6_HEADROOM;
+ } else {
+ dev->needed_headroom = ETH_HLEN + VXLAN_HEADROOM;
+ }
memcpy(&vxlan->cfg, conf, sizeof(*conf));
if (!vxlan->cfg.dst_port)
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index 1350fa2..a87a868 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -197,7 +197,8 @@ static int of_phy_match(struct device *dev, void *phy_np)
* of_phy_find_device - Give a PHY node, find the phy_device
* @phy_np: Pointer to the phy's device tree node
*
- * Returns a pointer to the phy_device.
+ * If successful, returns a pointer to the phy_device with the embedded
+ * struct device refcount incremented by one, or NULL on failure.
*/
struct phy_device *of_phy_find_device(struct device_node *phy_np)
{
@@ -217,7 +218,9 @@ EXPORT_SYMBOL(of_phy_find_device);
* @hndlr: Link state callback for the network device
* @iface: PHY data interface type
*
- * Returns a pointer to the phy_device if successful. NULL otherwise
+ * If successful, returns a pointer to the phy_device with the embedded
+ * struct device refcount incremented by one, or NULL on failure. The
+ * refcount must be dropped by calling phy_disconnect() or phy_detach().
*/
struct phy_device *of_phy_connect(struct net_device *dev,
struct device_node *phy_np,
@@ -225,13 +228,19 @@ struct phy_device *of_phy_connect(struct net_device *dev,
phy_interface_t iface)
{
struct phy_device *phy = of_phy_find_device(phy_np);
+ int ret;
if (!phy)
return NULL;
phy->dev_flags = flags;
- return phy_connect_direct(dev, phy, hndlr, iface) ? NULL : phy;
+ ret = phy_connect_direct(dev, phy, hndlr, iface);
+
+ /* refcount is held by phy_connect_direct() on success */
+ put_device(&phy->dev);
+
+ return ret ? NULL : phy;
}
EXPORT_SYMBOL(of_phy_connect);
@@ -241,17 +250,27 @@ EXPORT_SYMBOL(of_phy_connect);
* @phy_np: Node pointer for the PHY
* @flags: flags to pass to the PHY
* @iface: PHY data interface type
+ *
+ * If successful, returns a pointer to the phy_device with the embedded
+ * struct device refcount incremented by one, or NULL on failure. The
+ * refcount must be dropped by calling phy_disconnect() or phy_detach().
*/
struct phy_device *of_phy_attach(struct net_device *dev,
struct device_node *phy_np, u32 flags,
phy_interface_t iface)
{
struct phy_device *phy = of_phy_find_device(phy_np);
+ int ret;
if (!phy)
return NULL;
- return phy_attach_direct(dev, phy, flags, iface) ? NULL : phy;
+ ret = phy_attach_direct(dev, phy, flags, iface);
+
+ /* refcount is held by phy_attach_direct() on success */
+ put_device(&phy->dev);
+
+ return ret ? NULL : phy;
}
EXPORT_SYMBOL(of_phy_attach);
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