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-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-drv.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c18
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c10
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h1
-rw-r--r--drivers/net/ethernet/cavium/thunder/nicvf_queues.h2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h2
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h7
-rw-r--r--drivers/net/ethernet/emulex/benet/be_ethtool.c1
-rw-r--r--drivers/net/ethernet/emulex/benet/be_hw.h1
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c116
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c10
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h2
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c34
-rw-r--r--drivers/net/ethernet/intel/e100.c12
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c27
-rw-r--r--drivers/net/ethernet/jme.c2
-rw-r--r--drivers/net/ethernet/marvell/pxa168_eth.c12
-rw-r--r--drivers/net/ethernet/mediatek/mtk_eth_soc.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eq.c2
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.c21
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.h24
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/offload.c4
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c10
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_app.h9
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_asm.c2
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_main.c1
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net.h6
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_common.c11
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c2
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h5
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_repr.c1
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_port.c18
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_port.h6
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h43
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c21
-rw-r--r--drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c6
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_debug.c6
-rw-r--r--drivers/net/ethernet/qlogic/qlge/qlge_main.c3
-rw-r--r--drivers/net/ethernet/rocker/rocker_main.c18
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4.h2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c13
-rw-r--r--drivers/net/ethernet/sun/Kconfig1
-rw-r--r--drivers/net/ethernet/sun/cassini.c1
-rw-r--r--drivers/net/ethernet/sun/cassini.h1
-rw-r--r--drivers/net/ethernet/sun/ldmvsw.c1
-rw-r--r--drivers/net/ethernet/sun/niu.c1
-rw-r--r--drivers/net/ethernet/sun/sunbmac.c1
-rw-r--r--drivers/net/ethernet/sun/sungem.c1
-rw-r--r--drivers/net/ethernet/sun/sunhme.c1
-rw-r--r--drivers/net/ethernet/sun/sunqe.c1
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c1
-rw-r--r--drivers/net/ethernet/sun/sunvnet_common.c1
-rw-r--r--drivers/net/ethernet/ti/cpsw.c16
-rw-r--r--drivers/net/ethernet/tundra/tsi108_eth.c36
-rw-r--r--drivers/net/netdevsim/bpf.c5
-rw-r--r--drivers/net/phy/mdio_bus.c3
-rw-r--r--drivers/net/phy/phy.c2
-rw-r--r--drivers/net/tun.c15
-rw-r--r--drivers/net/usb/lan78xx.c2
-rw-r--r--drivers/net/usb/r8152.c13
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c6
-rw-r--r--drivers/net/wimax/i2400m/sysfs.c3
-rw-r--r--drivers/net/wireless/ath/ath10k/core.c43
-rw-r--r--drivers/net/wireless/ath/ath10k/coredump.c3
-rw-r--r--drivers/net/wireless/ath/ath10k/debug.c12
-rw-r--r--drivers/net/wireless/ath/ath10k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath10k/pci.c6
-rw-r--r--drivers/net/wireless/ath/ath9k/calib.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/hif_usb.c1
-rw-r--r--drivers/net/wireless/mediatek/mt76/agg-rx.c40
-rw-r--r--drivers/net/wireless/mediatek/mt76/mac80211.c52
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76.h10
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2.h2
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2_init.c1
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2_mac.c2
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2_main.c28
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c5
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/wifi.h1
-rw-r--r--drivers/net/xen-netfront.c46
81 files changed, 578 insertions, 287 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index 7a3ebfd236f5..100adee778df 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -595,7 +595,7 @@ isr_done:
reissue_mask = 1 << 0;
if (!pdata->per_channel_irq)
- reissue_mask |= 0xffff < 4;
+ reissue_mask |= 0xffff << 4;
XP_IOWRITE(pdata, XP_INT_REISSUE_EN, reissue_mask);
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 7b08323e3f3d..74fc9af4aadb 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12934,6 +12934,24 @@ static netdev_features_t bnx2x_features_check(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)
{
+ /*
+ * A skb with gso_size + header length > 9700 will cause a
+ * firmware panic. Drop GSO support.
+ *
+ * Eventually the upper layer should not pass these packets down.
+ *
+ * For speed, if the gso_size is <= 9000, assume there will
+ * not be 700 bytes of headers and pass it through. Only do a
+ * full (slow) validation if the gso_size is > 9000.
+ *
+ * (Due to the way SKB_BY_FRAGS works this will also do a full
+ * validation in that case.)
+ */
+ if (unlikely(skb_is_gso(skb) &&
+ (skb_shinfo(skb)->gso_size > 9000) &&
+ !skb_gso_validate_mac_len(skb, 9700)))
+ features &= ~NETIF_F_GSO_MASK;
+
features = vlan_features_check(skb, features);
return vxlan_features_check(skb, features);
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 3591077a5f6b..ffa7959f6b31 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -812,7 +812,7 @@ static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid)
if (!vf)
return false;
- dev = pci_get_bus_and_slot(vf->bus, vf->devfn);
+ dev = pci_get_domain_bus_and_slot(vf->domain, vf->bus, vf->devfn);
if (dev)
return bnx2x_is_pcie_pending(dev);
return false;
@@ -1041,6 +1041,13 @@ void bnx2x_iov_init_dmae(struct bnx2x *bp)
REG_WR(bp, DMAE_REG_BACKWARD_COMP_EN, 0);
}
+static int bnx2x_vf_domain(struct bnx2x *bp, int vfid)
+{
+ struct pci_dev *dev = bp->pdev;
+
+ return pci_domain_nr(dev->bus);
+}
+
static int bnx2x_vf_bus(struct bnx2x *bp, int vfid)
{
struct pci_dev *dev = bp->pdev;
@@ -1606,6 +1613,7 @@ int bnx2x_iov_nic_init(struct bnx2x *bp)
struct bnx2x_virtf *vf = BP_VF(bp, vfid);
/* fill in the BDF and bars */
+ vf->domain = bnx2x_vf_domain(bp, vfid);
vf->bus = bnx2x_vf_bus(bp, vfid);
vf->devfn = bnx2x_vf_devfn(bp, vfid);
bnx2x_vf_set_bars(bp, vf);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
index 53466f6cebab..eb814c65152f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
@@ -182,6 +182,7 @@ struct bnx2x_virtf {
u32 error; /* 0 means all's-well */
/* BDF */
+ unsigned int domain;
unsigned int bus;
unsigned int devfn;
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
index 7d1e4e2aaad0..ce1eed7a6d63 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
@@ -213,7 +213,7 @@ struct rx_tx_queue_stats {
struct q_desc_mem {
dma_addr_t dma;
u64 size;
- u16 q_len;
+ u32 q_len;
dma_addr_t phys_base;
void *base;
void *unalign_base;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 1ca2a39ed0f8..56bc626ef006 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -5166,7 +5166,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->regs = regs;
err = t4_wait_dev_ready(regs);
if (err < 0)
- goto out_unmap_bar0;
+ goto out_free_adapter;
/* We control everything through one PF */
whoami = readl(regs + PL_WHOAMI_A);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
index 1d37672902da..a14e8db51cdc 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
@@ -355,7 +355,7 @@ struct cxgb4_lld_info {
};
struct cxgb4_uld_info {
- const char *name;
+ char name[IFNAMSIZ];
void *handle;
unsigned int nrxq;
unsigned int rxq_size;
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 8984c4938881..382891f81e09 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -248,6 +248,7 @@ struct be_tx_stats {
u32 tx_spoof_check_err;
u32 tx_qinq_err;
u32 tx_internal_parity_err;
+ u32 tx_sge_err;
struct u64_stats_sync sync;
struct u64_stats_sync sync_compl;
};
@@ -944,8 +945,10 @@ static inline bool is_ipv6_ext_hdr(struct sk_buff *skb)
#define BE_ERROR_EEH 1
#define BE_ERROR_UE BIT(1)
#define BE_ERROR_FW BIT(2)
-#define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE)
-#define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW)
+#define BE_ERROR_TX BIT(3)
+#define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_TX)
+#define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW | \
+ BE_ERROR_TX)
#define BE_CLEAR_ALL 0xFF
static inline u8 be_check_error(struct be_adapter *adapter, u32 err_type)
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index 7d1819c9e8cc..7f7e206f95f8 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -189,6 +189,7 @@ static const struct be_ethtool_stat et_tx_stats[] = {
* packet data. This counter is applicable only for Lancer adapters.
*/
{DRVSTAT_TX_INFO(tx_internal_parity_err)},
+ {DRVSTAT_TX_INFO(tx_sge_err)},
{DRVSTAT_TX_INFO(tx_bytes)},
{DRVSTAT_TX_INFO(tx_pkts)},
{DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h
index c967f45705d9..db5f92fb87e0 100644
--- a/drivers/net/ethernet/emulex/benet/be_hw.h
+++ b/drivers/net/ethernet/emulex/benet/be_hw.h
@@ -261,6 +261,7 @@ struct be_eth_hdr_wrb {
#define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0x3
#define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0x5
#define LANCER_TX_COMP_QINQ_ERR 0x7
+#define LANCER_TX_COMP_SGE_ERR 0x9
#define LANCER_TX_COMP_PARITY_ERR 0xb
#define LANCER_TX_COMP_DMA_ERR 0xd
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index c36c81959198..5774fb6f8aa0 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -991,9 +991,8 @@ static u32 be_xmit_enqueue(struct be_adapter *adapter, struct be_tx_obj *txo,
{
u32 i, copied = 0, wrb_cnt = skb_wrb_cnt(skb);
struct device *dev = &adapter->pdev->dev;
- struct be_queue_info *txq = &txo->q;
bool map_single = false;
- u32 head = txq->head;
+ u32 head;
dma_addr_t busaddr;
int len;
@@ -2584,7 +2583,48 @@ static void be_post_rx_frags(struct be_rx_obj *rxo, gfp_t gfp, u32 frags_needed)
}
}
-static struct be_tx_compl_info *be_tx_compl_get(struct be_tx_obj *txo)
+static inline void be_update_tx_err(struct be_tx_obj *txo, u8 status)
+{
+ switch (status) {
+ case BE_TX_COMP_HDR_PARSE_ERR:
+ tx_stats(txo)->tx_hdr_parse_err++;
+ break;
+ case BE_TX_COMP_NDMA_ERR:
+ tx_stats(txo)->tx_dma_err++;
+ break;
+ case BE_TX_COMP_ACL_ERR:
+ tx_stats(txo)->tx_spoof_check_err++;
+ break;
+ }
+}
+
+static inline void lancer_update_tx_err(struct be_tx_obj *txo, u8 status)
+{
+ switch (status) {
+ case LANCER_TX_COMP_LSO_ERR:
+ tx_stats(txo)->tx_tso_err++;
+ break;
+ case LANCER_TX_COMP_HSW_DROP_MAC_ERR:
+ case LANCER_TX_COMP_HSW_DROP_VLAN_ERR:
+ tx_stats(txo)->tx_spoof_check_err++;
+ break;
+ case LANCER_TX_COMP_QINQ_ERR:
+ tx_stats(txo)->tx_qinq_err++;
+ break;
+ case LANCER_TX_COMP_PARITY_ERR:
+ tx_stats(txo)->tx_internal_parity_err++;
+ break;
+ case LANCER_TX_COMP_DMA_ERR:
+ tx_stats(txo)->tx_dma_err++;
+ break;
+ case LANCER_TX_COMP_SGE_ERR:
+ tx_stats(txo)->tx_sge_err++;
+ break;
+ }
+}
+
+static struct be_tx_compl_info *be_tx_compl_get(struct be_adapter *adapter,
+ struct be_tx_obj *txo)
{
struct be_queue_info *tx_cq = &txo->cq;
struct be_tx_compl_info *txcp = &txo->txcp;
@@ -2600,6 +2640,24 @@ static struct be_tx_compl_info *be_tx_compl_get(struct be_tx_obj *txo)
txcp->status = GET_TX_COMPL_BITS(status, compl);
txcp->end_index = GET_TX_COMPL_BITS(wrb_index, compl);
+ if (txcp->status) {
+ if (lancer_chip(adapter)) {
+ lancer_update_tx_err(txo, txcp->status);
+ /* Reset the adapter incase of TSO,
+ * SGE or Parity error
+ */
+ if (txcp->status == LANCER_TX_COMP_LSO_ERR ||
+ txcp->status == LANCER_TX_COMP_PARITY_ERR ||
+ txcp->status == LANCER_TX_COMP_SGE_ERR)
+ be_set_error(adapter, BE_ERROR_TX);
+ } else {
+ be_update_tx_err(txo, txcp->status);
+ }
+ }
+
+ if (be_check_error(adapter, BE_ERROR_TX))
+ return NULL;
+
compl->dw[offsetof(struct amap_eth_tx_compl, valid) / 32] = 0;
queue_tail_inc(tx_cq);
return txcp;
@@ -2742,7 +2800,7 @@ static void be_tx_compl_clean(struct be_adapter *adapter)
cmpl = 0;
num_wrbs = 0;
txq = &txo->q;
- while ((txcp = be_tx_compl_get(txo))) {
+ while ((txcp = be_tx_compl_get(adapter, txo))) {
num_wrbs +=
be_tx_compl_process(adapter, txo,
txcp->end_index);
@@ -3121,42 +3179,6 @@ loop_continue:
return work_done;
}
-static inline void be_update_tx_err(struct be_tx_obj *txo, u8 status)
-{
- switch (status) {
- case BE_TX_COMP_HDR_PARSE_ERR:
- tx_stats(txo)->tx_hdr_parse_err++;
- break;
- case BE_TX_COMP_NDMA_ERR:
- tx_stats(txo)->tx_dma_err++;
- break;
- case BE_TX_COMP_ACL_ERR:
- tx_stats(txo)->tx_spoof_check_err++;
- break;
- }
-}
-
-static inline void lancer_update_tx_err(struct be_tx_obj *txo, u8 status)
-{
- switch (status) {
- case LANCER_TX_COMP_LSO_ERR:
- tx_stats(txo)->tx_tso_err++;
- break;
- case LANCER_TX_COMP_HSW_DROP_MAC_ERR:
- case LANCER_TX_COMP_HSW_DROP_VLAN_ERR:
- tx_stats(txo)->tx_spoof_check_err++;
- break;
- case LANCER_TX_COMP_QINQ_ERR:
- tx_stats(txo)->tx_qinq_err++;
- break;
- case LANCER_TX_COMP_PARITY_ERR:
- tx_stats(txo)->tx_internal_parity_err++;
- break;
- case LANCER_TX_COMP_DMA_ERR:
- tx_stats(txo)->tx_dma_err++;
- break;
- }
-}
static void be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo,
int idx)
@@ -3164,16 +3186,9 @@ static void be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo,
int num_wrbs = 0, work_done = 0;
struct be_tx_compl_info *txcp;
- while ((txcp = be_tx_compl_get(txo))) {
+ while ((txcp = be_tx_compl_get(adapter, txo))) {
num_wrbs += be_tx_compl_process(adapter, txo, txcp->end_index);
work_done++;
-
- if (txcp->status) {
- if (lancer_chip(adapter))
- lancer_update_tx_err(txo, txcp->status);
- else
- be_update_tx_err(txo, txcp->status);
- }
}
if (work_done) {
@@ -5105,9 +5120,12 @@ static netdev_features_t be_features_check(struct sk_buff *skb,
features &= ~NETIF_F_TSO6;
/* Lancer cannot handle the packet with MSS less than 256.
+ * Also it can't handle a TSO packet with a single segment
* Disable the GSO support in such cases
*/
- if (lancer_chip(adapter) && skb_shinfo(skb)->gso_size < 256)
+ if (lancer_chip(adapter) &&
+ (skb_shinfo(skb)->gso_size < 256 ||
+ skb_shinfo(skb)->gso_segs == 1))
features &= ~NETIF_F_GSO_MASK;
}
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
index 7d95f0866fb0..28a81ac97af5 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c
@@ -143,7 +143,7 @@ int hinic_alloc_cmdq_buf(struct hinic_cmdqs *cmdqs,
struct hinic_hwif *hwif = cmdqs->hwif;
struct pci_dev *pdev = hwif->pdev;
- cmdq_buf->buf = pci_pool_alloc(cmdqs->cmdq_buf_pool, GFP_KERNEL,
+ cmdq_buf->buf = dma_pool_alloc(cmdqs->cmdq_buf_pool, GFP_KERNEL,
&cmdq_buf->dma_addr);
if (!cmdq_buf->buf) {
dev_err(&pdev->dev, "Failed to allocate cmd from the pool\n");
@@ -161,7 +161,7 @@ int hinic_alloc_cmdq_buf(struct hinic_cmdqs *cmdqs,
void hinic_free_cmdq_buf(struct hinic_cmdqs *cmdqs,
struct hinic_cmdq_buf *cmdq_buf)
{
- pci_pool_free(cmdqs->cmdq_buf_pool, cmdq_buf->buf, cmdq_buf->dma_addr);
+ dma_pool_free(cmdqs->cmdq_buf_pool, cmdq_buf->buf, cmdq_buf->dma_addr);
}
static unsigned int cmdq_wqe_size_from_bdlen(enum bufdesc_len len)
@@ -875,7 +875,7 @@ int hinic_init_cmdqs(struct hinic_cmdqs *cmdqs, struct hinic_hwif *hwif,
int err;
cmdqs->hwif = hwif;
- cmdqs->cmdq_buf_pool = pci_pool_create("hinic_cmdq", pdev,
+ cmdqs->cmdq_buf_pool = dma_pool_create("hinic_cmdq", &pdev->dev,
HINIC_CMDQ_BUF_SIZE,
HINIC_CMDQ_BUF_SIZE, 0);
if (!cmdqs->cmdq_buf_pool)
@@ -916,7 +916,7 @@ err_cmdq_wqs:
devm_kfree(&pdev->dev, cmdqs->saved_wqs);
err_saved_wqs:
- pci_pool_destroy(cmdqs->cmdq_buf_pool);
+ dma_pool_destroy(cmdqs->cmdq_buf_pool);
return err;
}
@@ -942,5 +942,5 @@ void hinic_free_cmdqs(struct hinic_cmdqs *cmdqs)
devm_kfree(&pdev->dev, cmdqs->saved_wqs);
- pci_pool_destroy(cmdqs->cmdq_buf_pool);
+ dma_pool_destroy(cmdqs->cmdq_buf_pool);
}
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h
index b35583400cb6..23f8d39eab68 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h
@@ -157,7 +157,7 @@ struct hinic_cmdq {
struct hinic_cmdqs {
struct hinic_hwif *hwif;
- struct pci_pool *cmdq_buf_pool;
+ struct dma_pool *cmdq_buf_pool;
struct hinic_wq *saved_wqs;
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 8c3058d5d191..27447260215d 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -354,6 +354,8 @@ static void release_stats_buffers(struct ibmvnic_adapter *adapter)
{
kfree(adapter->tx_stats_buffers);
kfree(adapter->rx_stats_buffers);
+ adapter->tx_stats_buffers = NULL;
+ adapter->rx_stats_buffers = NULL;
}
static int init_stats_buffers(struct ibmvnic_adapter *adapter)
@@ -599,6 +601,8 @@ static void release_vpd_data(struct ibmvnic_adapter *adapter)
kfree(adapter->vpd->buff);
kfree(adapter->vpd);
+
+ adapter->vpd = NULL;
}
static void release_tx_pools(struct ibmvnic_adapter *adapter)
@@ -909,6 +913,7 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter)
if (dma_mapping_error(dev, adapter->vpd->dma_addr)) {
dev_err(dev, "Could not map VPD buffer\n");
kfree(adapter->vpd->buff);
+ adapter->vpd->buff = NULL;
return -ENOMEM;
}
@@ -1414,10 +1419,7 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
hdrs += 2;
}
/* determine if l2/3/4 headers are sent to firmware */
- if ((*hdrs >> 7) & 1 &&
- (skb->protocol == htons(ETH_P_IP) ||
- skb->protocol == htons(ETH_P_IPV6) ||
- skb->protocol == htons(ETH_P_ARP))) {
+ if ((*hdrs >> 7) & 1) {
build_hdr_descs_arr(tx_buff, &num_entries, *hdrs);
tx_crq.v1.n_crq_elem = num_entries;
tx_buff->indir_arr[0] = tx_crq;
@@ -1639,6 +1641,7 @@ static int do_reset(struct ibmvnic_adapter *adapter,
return rc;
} else if (adapter->req_rx_queues != old_num_rx_queues ||
adapter->req_tx_queues != old_num_tx_queues) {
+ adapter->map_id = 1;
release_rx_pools(adapter);
release_tx_pools(adapter);
init_rx_pools(netdev);
@@ -1831,7 +1834,8 @@ restart_poll:
u16 offset;
u8 flags = 0;
- if (unlikely(adapter->resetting)) {
+ if (unlikely(adapter->resetting &&
+ adapter->reset_reason != VNIC_RESET_NON_FATAL)) {
enable_scrq_irq(adapter, adapter->rx_scrq[scrq_num]);
napi_complete_done(napi, frames_processed);
return frames_processed;
@@ -2908,8 +2912,12 @@ static int ibmvnic_send_crq(struct ibmvnic_adapter *adapter,
cpu_to_be64(u64_crq[1]));
if (rc) {
- if (rc == H_CLOSED)
+ if (rc == H_CLOSED) {
dev_warn(dev, "CRQ Queue closed\n");
+ if (adapter->resetting)
+ ibmvnic_reset(adapter, VNIC_RESET_FATAL);
+ }
+
dev_warn(dev, "Send error (rc=%d)\n", rc);
}
@@ -3286,7 +3294,7 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq,
struct ibmvnic_adapter *adapter)
{
struct device *dev = &adapter->vdev->dev;
- unsigned char *substr = NULL, *ptr = NULL;
+ unsigned char *substr = NULL;
u8 fw_level_len = 0;
memset(adapter->fw_version, 0, 32);
@@ -3305,7 +3313,7 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq,
*/
substr = strnstr(adapter->vpd->buff, "RM", adapter->vpd->len);
if (!substr) {
- dev_info(dev, "No FW level provided by VPD\n");
+ dev_info(dev, "Warning - No FW level has been provided in the VPD buffer by the VIOS Server\n");
goto complete;
}
@@ -3320,16 +3328,14 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq,
/* copy firmware version string from vpd into adapter */
if ((substr + 3 + fw_level_len) <
(adapter->vpd->buff + adapter->vpd->len)) {
- ptr = strncpy((char *)adapter->fw_version,
- substr + 3, fw_level_len);
-
- if (!ptr)
- dev_err(dev, "Failed to isolate FW level string\n");
+ strncpy((char *)adapter->fw_version, substr + 3, fw_level_len);
} else {
dev_info(dev, "FW substr extrapolated VPD buff\n");
}
complete:
+ if (adapter->fw_version[0] == '\0')
+ strncpy((char *)adapter->fw_version, "N/A", 3 * sizeof(char));
complete(&adapter->fw_done);
}
@@ -4479,7 +4485,7 @@ static ssize_t failover_store(struct device *dev, struct device_attribute *attr,
return count;
}
-static DEVICE_ATTR(failover, 0200, NULL, failover_store);
+static DEVICE_ATTR_WO(failover);
static unsigned long ibmvnic_get_desired_dma(struct vio_dev *vdev)
{
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index 44b3937f7e81..29486478836e 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -607,7 +607,7 @@ struct nic {
struct mem *mem;
dma_addr_t dma_addr;
- struct pci_pool *cbs_pool;
+ struct dma_pool *cbs_pool;
dma_addr_t cbs_dma_addr;
u8 adaptive_ifs;
u8 tx_threshold;
@@ -1892,7 +1892,7 @@ static void e100_clean_cbs(struct nic *nic)
nic->cb_to_clean = nic->cb_to_clean->next;
nic->cbs_avail++;
}
- pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
+ dma_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
nic->cbs = NULL;
nic->cbs_avail = 0;
}
@@ -1910,7 +1910,7 @@ static int e100_alloc_cbs(struct nic *nic)
nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
nic->cbs_avail = 0;
- nic->cbs = pci_pool_zalloc(nic->cbs_pool, GFP_KERNEL,
+ nic->cbs = dma_pool_zalloc(nic->cbs_pool, GFP_KERNEL,
&nic->cbs_dma_addr);
if (!nic->cbs)
return -ENOMEM;
@@ -2960,8 +2960,8 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netif_err(nic, probe, nic->netdev, "Cannot register net device, aborting\n");
goto err_out_free;
}
- nic->cbs_pool = pci_pool_create(netdev->name,
- nic->pdev,
+ nic->cbs_pool = dma_pool_create(netdev->name,
+ &nic->pdev->dev,
nic->params.cbs.max * sizeof(struct cb),
sizeof(u32),
0);
@@ -3001,7 +3001,7 @@ static void e100_remove(struct pci_dev *pdev)
unregister_netdev(netdev);
e100_free(nic);
pci_iounmap(pdev, nic->csr);
- pci_pool_destroy(nic->cbs_pool);
+ dma_pool_destroy(nic->cbs_pool);
free_netdev(netdev);
pci_release_regions(pdev);
pci_disable_device(pdev);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index f95ce9b5e4fb..e31adbc75f9c 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -1785,7 +1785,7 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
struct i40e_pf *pf = vsi->back;
u16 sections = 0;
u8 netdev_tc = 0;
- u16 numtc = 0;
+ u16 numtc = 1;
u16 qcount;
u8 offset;
u16 qmap;
@@ -1795,9 +1795,11 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID;
offset = 0;
+ /* Number of queues per enabled TC */
+ num_tc_qps = vsi->alloc_queue_pairs;
if (enabled_tc && (vsi->back->flags & I40E_FLAG_DCB_ENABLED)) {
/* Find numtc from enabled TC bitmap */
- for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
+ for (i = 0, numtc = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
if (enabled_tc & BIT(i)) /* TC is enabled */
numtc++;
}
@@ -1805,18 +1807,13 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
dev_warn(&pf->pdev->dev, "DCB is enabled but no TC enabled, forcing TC0\n");
numtc = 1;
}
- } else {
- /* At least TC0 is enabled in non-DCB, non-MQPRIO case */
- numtc = 1;
+ num_tc_qps = num_tc_qps / numtc;
+ num_tc_qps = min_t(int, num_tc_qps,
+ i40e_pf_get_max_q_per_tc(pf));
}
vsi->tc_config.numtc = numtc;
vsi->tc_config.enabled_tc = enabled_tc ? enabled_tc : 1;
- /* Number of queues per enabled TC */
- qcount = vsi->alloc_queue_pairs;
-
- num_tc_qps = qcount / numtc;
- num_tc_qps = min_t(int, num_tc_qps, i40e_pf_get_max_q_per_tc(pf));
/* Do not allow use more TC queue pairs than MSI-X vectors exist */
if (pf->flags & I40E_FLAG_MSIX_ENABLED)
@@ -1831,9 +1828,13 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
switch (vsi->type) {
case I40E_VSI_MAIN:
- qcount = min_t(int, pf->alloc_rss_size,
- num_tc_qps);
- break;
+ if (!(pf->flags & (I40E_FLAG_FD_SB_ENABLED |
+ I40E_FLAG_FD_ATR_ENABLED)) ||
+ vsi->tc_config.enabled_tc != 1) {
+ qcount = min_t(int, pf->alloc_rss_size,
+ num_tc_qps);
+ break;
+ }
case I40E_VSI_FDIR:
case I40E_VSI_SRIOV:
case I40E_VSI_VMDQ2:
diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c
index 62d848df26ef..8a165842fa85 100644
--- a/drivers/net/ethernet/jme.c
+++ b/drivers/net/ethernet/jme.c
@@ -1071,7 +1071,7 @@ static int
jme_process_receive(struct jme_adapter *jme, int limit)
{
struct jme_ring *rxring = &(jme->rxring[0]);
- struct rxdesc *rxdesc = rxring->desc;
+ struct rxdesc *rxdesc;
int i, j, ccnt, desccnt, mask = jme->rx_ring_mask;
if (unlikely(!atomic_dec_and_test(&jme->rx_cleaning)))
diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c
index 7bbd86f08e5f..3a9730612a70 100644
--- a/drivers/net/ethernet/marvell/pxa168_eth.c
+++ b/drivers/net/ethernet/marvell/pxa168_eth.c
@@ -1362,6 +1362,15 @@ static int pxa168_eth_do_ioctl(struct net_device *dev, struct ifreq *ifr,
return -EOPNOTSUPP;
}
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void pxa168_eth_netpoll(struct net_device *dev)
+{
+ disable_irq(dev->irq);
+ pxa168_eth_int_handler(dev->irq, dev);
+ enable_irq(dev->irq);
+}
+#endif
+
static void pxa168_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
@@ -1390,6 +1399,9 @@ static const struct net_device_ops pxa168_eth_netdev_ops = {
.ndo_do_ioctl = pxa168_eth_do_ioctl,
.ndo_change_mtu = pxa168_eth_change_mtu,
.ndo_tx_timeout = pxa168_eth_tx_timeout,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = pxa168_eth_netpoll,
+#endif
};
static int pxa168_eth_probe(struct platform_device *pdev)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 29826dd15204..e0b72bf428f7 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -23,6 +23,7 @@
#include <linux/reset.h>
#include <linux/tcp.h>
#include <linux/interrupt.h>
+#include <linux/pinctrl/devinfo.h>
#include "mtk_eth_soc.h"
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index 05c1157bc9f2..25106e996a96 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -51,7 +51,7 @@ enum {
enum {
MLX5_NUM_SPARE_EQE = 0x80,
- MLX5_NUM_ASYNC_EQE = 0x100,
+ MLX5_NUM_ASYNC_EQE = 0x1000,
MLX5_NUM_CMD_EQE = 32,
MLX5_NUM_PF_DRAIN = 64,
};
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index 322027792fe8..34e98aa6b956 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -35,6 +35,7 @@
#include "../nfpcore/nfp_cpp.h"
#include "../nfpcore/nfp_nffw.h"
+#include "../nfpcore/nfp_nsp.h"
#include "../nfp_app.h"
#include "../nfp_main.h"
#include "../nfp_net.h"
@@ -87,9 +88,20 @@ static const char *nfp_bpf_extra_cap(struct nfp_app *app, struct nfp_net *nn)
static int
nfp_bpf_vnic_alloc(struct nfp_app *app, struct nfp_net *nn, unsigned int id)
{
+ struct nfp_pf *pf = app->pf;
struct nfp_bpf_vnic *bv;
int err;
+ if (!pf->eth_tbl) {
+ nfp_err(pf->cpp, "No ETH table\n");
+ return -EINVAL;
+ }
+ if (pf->max_data_vnics != pf->eth_tbl->count) {
+ nfp_err(pf->cpp, "ETH entries don't match vNICs (%d vs %d)\n",
+ pf->max_data_vnics, pf->eth_tbl->count);
+ return -EINVAL;
+ }
+
bv = kzalloc(sizeof(*bv), GFP_KERNEL);
if (!bv)
return -ENOMEM;
@@ -170,6 +182,7 @@ static int nfp_bpf_setup_tc_block_cb(enum tc_setup_type type,
return err;
bv->tc_prog = cls_bpf->prog;
+ nn->port->tc_offload_cnt = !!bv->tc_prog;
return 0;
}
@@ -207,13 +220,6 @@ static int nfp_bpf_setup_tc(struct nfp_app *app, struct net_device *netdev,
}
}
-static bool nfp_bpf_tc_busy(struct nfp_app *app, struct nfp_net *nn)
-{
- struct nfp_bpf_vnic *bv = nn->app_priv;
-
- return !!bv->tc_prog;
-}
-
static int
nfp_bpf_change_mtu(struct nfp_app *app, struct net_device *netdev, int new_mtu)
{
@@ -417,7 +423,6 @@ const struct nfp_app_type app_bpf = {
.ctrl_msg_rx = nfp_bpf_ctrl_msg_rx,
.setup_tc = nfp_bpf_setup_tc,
- .tc_busy = nfp_bpf_tc_busy,
.bpf = nfp_ndo_bpf,
.xdp_offload = nfp_bpf_xdp_offload,
};
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.h b/drivers/net/ethernet/netronome/nfp/bpf/main.h
index 424fe8338105..054df3dc0698 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.h
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.h
@@ -112,22 +112,22 @@ enum pkt_vec {
* @map_elems_in_use: number of elements allocated to offloaded maps
*
* @adjust_head: adjust head capability
- * @flags: extra flags for adjust head
- * @off_min: minimal packet offset within buffer required
- * @off_max: maximum packet offset within buffer required
- * @guaranteed_sub: amount of negative adjustment guaranteed possible
- * @guaranteed_add: amount of positive adjustment guaranteed possible
+ * @adjust_head.flags: extra flags for adjust head
+ * @adjust_head.off_min: minimal packet offset within buffer required
+ * @adjust_head.off_max: maximum packet offset within buffer required
+ * @adjust_head.guaranteed_sub: negative adjustment guaranteed possible
+ * @adjust_head.guaranteed_add: positive adjustment guaranteed possible
*
* @maps: map capability
- * @types: supported map types
- * @max_maps: max number of maps supported
- * @max_elems: max number of entries in each map
- * @max_key_sz: max size of map key
- * @max_val_sz: max size of map value
- * @max_elem_sz: max size of map entry (key + value)
+ * @maps.types: supported map types
+ * @maps.max_maps: max number of maps supported
+ * @maps.max_elems: max number of entries in each map
+ * @maps.max_key_sz: max size of map key
+ * @maps.max_val_sz: max size of map value
+ * @maps.max_elem_sz: max size of map entry (key + value)
*
* @helpers: helper addressess for various calls
- * @map_lookup: map lookup helper address
+ * @helpers.map_lookup: map lookup helper address
*/
struct nfp_app_bpf {
struct nfp_app *app;
diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index 08c4c6dc5f7f..eb5c13dea8f5 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -349,6 +349,7 @@ nfp_flower_add_offload(struct nfp_app *app, struct net_device *netdev,
struct tc_cls_flower_offload *flow, bool egress)
{
enum nfp_flower_tun_type tun_type = NFP_FL_TUNNEL_NONE;
+ struct nfp_port *port = nfp_port_from_netdev(netdev);
struct nfp_flower_priv *priv = app->priv;
struct nfp_fl_payload *flow_pay;
struct nfp_fl_key_ls *key_layer;
@@ -390,6 +391,7 @@ nfp_flower_add_offload(struct nfp_app *app, struct net_device *netdev,
INIT_HLIST_NODE(&flow_pay->link);
flow_pay->tc_flower_cookie = flow->cookie;
hash_add_rcu(priv->flow_table, &flow_pay->link, flow->cookie);
+ port->tc_offload_cnt++;
/* Deallocate flow payload when flower rule has been destroyed. */
kfree(key_layer);
@@ -421,6 +423,7 @@ static int
nfp_flower_del_offload(struct nfp_app *app, struct net_device *netdev,
struct tc_cls_flower_offload *flow)
{
+ struct nfp_port *port = nfp_port_from_netdev(netdev);
struct nfp_fl_payload *nfp_flow;
int err;
@@ -442,6 +445,7 @@ nfp_flower_del_offload(struct nfp_app *app, struct net_device *netdev,
err_free_flow:
hash_del_rcu(&nfp_flow->link);
+ port->tc_offload_cnt--;
kfree(nfp_flow->action_data);
kfree(nfp_flow->mask_data);
kfree(nfp_flow->unmasked_data);
diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
index b03f22f29612..ec524d97869d 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
@@ -50,9 +50,9 @@
* @seq: sequence number of the message
* @count: number of tunnels report in message
* @flags: options part of the request
- * @ipv4: dest IPv4 address of active route
- * @egress_port: port the encapsulated packet egressed
- * @extra: reserved for future use
+ * @tun_info.ipv4: dest IPv4 address of active route
+ * @tun_info.egress_port: port the encapsulated packet egressed
+ * @tun_info.extra: reserved for future use
* @tun_info: tunnels that have sent traffic in reported period
*/
struct nfp_tun_active_tuns {
@@ -132,8 +132,8 @@ struct nfp_ipv4_addr_entry {
* struct nfp_tun_mac_addr - configure MAC address of tunnel EP on NFP
* @reserved: reserved for future use
* @count: number of MAC addresses in the message
- * @index: index of MAC address in the lookup table
- * @addr: interface MAC address
+ * @addresses.index: index of MAC address in the lookup table
+ * @addresses.addr: interface MAC address
* @addresses: series of MACs to offload
*/
struct nfp_tun_mac_addr {
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_app.h b/drivers/net/ethernet/netronome/nfp/nfp_app.h
index 437964afa8ee..20546ae67909 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_app.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_app.h
@@ -92,7 +92,6 @@ extern const struct nfp_app_type app_flower;
* @stop: stop application logic
* @ctrl_msg_rx: control message handler
* @setup_tc: setup TC ndo
- * @tc_busy: TC HW offload busy (rules loaded)
* @bpf: BPF ndo offload-related calls
* @xdp_offload: offload an XDP program
* @eswitch_mode_get: get SR-IOV eswitch mode
@@ -135,7 +134,6 @@ struct nfp_app_type {
int (*setup_tc)(struct nfp_app *app, struct net_device *netdev,
enum tc_setup_type type, void *type_data);
- bool (*tc_busy)(struct nfp_app *app, struct nfp_net *nn);
int (*bpf)(struct nfp_app *app, struct nfp_net *nn,
struct netdev_bpf *xdp);
int (*xdp_offload)(struct nfp_app *app, struct nfp_net *nn,
@@ -301,13 +299,6 @@ static inline bool nfp_app_has_tc(struct nfp_app *app)
return app && app->type->setup_tc;
}
-static inline bool nfp_app_tc_busy(struct nfp_app *app, struct nfp_net *nn)
-{
- if (!app || !app->type->tc_busy)
- return false;
- return app->type->tc_busy(app, nn);
-}
-
static inline int nfp_app_setup_tc(struct nfp_app *app,
struct net_device *netdev,
enum tc_setup_type type, void *type_data)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_asm.c b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
index 3f6952b66a49..1e597600c693 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_asm.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
@@ -107,7 +107,7 @@ u16 immed_get_value(u64 instr)
if (!unreg_is_imm(reg))
reg = FIELD_GET(OP_IMMED_B_SRC, instr);
- return (reg & 0xff) | FIELD_GET(OP_IMMED_IMM, instr);
+ return (reg & 0xff) | FIELD_GET(OP_IMMED_IMM, instr) << 8;
}
void immed_set_value(u64 *instr, u16 immed)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c
index cc570bb6563c..ab301d56430b 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c
@@ -649,3 +649,4 @@ MODULE_FIRMWARE("netronome/nic_AMDA0099-0001_2x25.nffw");
MODULE_AUTHOR("Netronome Systems <oss-drivers@netronome.com>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("The Netronome Flow Processor (NFP) driver.");
+MODULE_VERSION(UTS_RELEASE);
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h
index d88eda9707e6..787df47ec430 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h
@@ -193,7 +193,8 @@ struct nfp_net_tx_desc {
/**
* struct nfp_net_tx_buf - software TX buffer descriptor
- * @skb: sk_buff associated with this buffer
+ * @skb: normal ring, sk_buff associated with this buffer
+ * @frag: XDP ring, page frag associated with this buffer
* @dma_addr: DMA mapping address of the buffer
* @fidx: Fragment index (-1 for the head and [0..nr_frags-1] for frags)
* @pkt_cnt: Number of packets to be produced out of the skb associated
@@ -377,6 +378,9 @@ struct nfp_net_rx_ring {
* struct nfp_net_r_vector - Per ring interrupt vector configuration
* @nfp_net: Backpointer to nfp_net structure
* @napi: NAPI structure for this ring vec
+ * @tasklet: ctrl vNIC, tasklet for servicing the r_vec
+ * @queue: ctrl vNIC, send queue
+ * @lock: ctrl vNIC, r_vec lock protects @queue
* @tx_ring: Pointer to TX ring
* @rx_ring: Pointer to RX ring
* @xdp_ring: Pointer to an extra TX ring for XDP
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index c0fd351c86b1..a05be0ab2713 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -3210,10 +3210,9 @@ static int nfp_net_set_features(struct net_device *netdev,
new_ctrl &= ~NFP_NET_CFG_CTRL_GATHER;
}
- if (changed & NETIF_F_HW_TC && nfp_app_tc_busy(nn->app, nn)) {
- nn_err(nn, "Cannot disable HW TC offload while in use\n");
- return -EBUSY;
- }
+ err = nfp_port_set_features(netdev, features);
+ if (err)
+ return err;
nn_dbg(nn, "Feature change 0x%llx -> 0x%llx (changed=0x%llx)\n",
netdev->features, features, changed);
@@ -3734,7 +3733,7 @@ static void nfp_net_netdev_init(struct nfp_net *nn)
netdev->features = netdev->hw_features;
- if (nfp_app_has_tc(nn->app))
+ if (nfp_app_has_tc(nn->app) && nn->port)
netdev->hw_features |= NETIF_F_HW_TC;
/* Advertise but disable TSO by default. */
@@ -3751,6 +3750,8 @@ static void nfp_net_netdev_init(struct nfp_net *nn)
netdev->min_mtu = ETH_MIN_MTU;
netdev->max_mtu = nn->max_mtu;
+ netdev->gso_max_segs = NFP_NET_LSO_MAX_SEGS;
+
netif_carrier_off(netdev);
nfp_net_set_ethtool_ops(netdev);
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c
index ffb402746ad4..1f9149bb2ae6 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c
@@ -65,7 +65,7 @@ int nfp_net_tlv_caps_parse(struct device *dev, u8 __iomem *ctrl_mem,
u32 hdr = readl(data);
length = FIELD_GET(NFP_NET_CFG_TLV_HEADER_LENGTH, hdr);
- offset = data - ctrl_mem + NFP_NET_CFG_TLV_BASE;
+ offset = data - ctrl_mem;
/* Advance past the header */
data += 4;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h
index eeecef2caac6..4499a7333078 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h
@@ -59,9 +59,12 @@
#define NFP_NET_RX_OFFSET 32
/**
- * Maximum header size supported for LSO frames
+ * LSO parameters
+ * %NFP_NET_LSO_MAX_HDR_SZ: Maximum header size supported for LSO frames
+ * %NFP_NET_LSO_MAX_SEGS: Maximum number of segments LSO frame can produce
*/
#define NFP_NET_LSO_MAX_HDR_SZ 255
+#define NFP_NET_LSO_MAX_SEGS 64
/**
* Prepend field types
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
index f67da6bde9da..619570524d2a 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
@@ -265,6 +265,7 @@ const struct net_device_ops nfp_repr_netdev_ops = {
.ndo_set_vf_spoofchk = nfp_app_set_vf_spoofchk,
.ndo_get_vf_config = nfp_app_get_vf_config,
.ndo_set_vf_link_state = nfp_app_set_vf_link_state,
+ .ndo_set_features = nfp_port_set_features,
};
static void nfp_repr_clean(struct nfp_repr *repr)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_port.c b/drivers/net/ethernet/netronome/nfp/nfp_port.c
index 34a6e035fe9a..7bd8be5c833b 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_port.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_port.c
@@ -32,6 +32,7 @@
*/
#include <linux/lockdep.h>
+#include <linux/netdevice.h>
#include <net/switchdev.h>
#include "nfpcore/nfp_cpp.h"
@@ -100,6 +101,23 @@ int nfp_port_setup_tc(struct net_device *netdev, enum tc_setup_type type,
return nfp_app_setup_tc(port->app, netdev, type, type_data);
}
+int nfp_port_set_features(struct net_device *netdev, netdev_features_t features)
+{
+ struct nfp_port *port;
+
+ port = nfp_port_from_netdev(netdev);
+ if (!port)
+ return 0;
+
+ if ((netdev->features & NETIF_F_HW_TC) > (features & NETIF_F_HW_TC) &&
+ port->tc_offload_cnt) {
+ netdev_err(netdev, "Cannot disable HW TC offload while offloads active\n");
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
struct nfp_port *
nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id)
{
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_port.h b/drivers/net/ethernet/netronome/nfp/nfp_port.h
index 21bd4aa32646..fa7e669a969c 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_port.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_port.h
@@ -72,6 +72,8 @@ enum nfp_port_flags {
* @netdev: backpointer to associated netdev
* @type: what port type does the entity represent
* @flags: port flags
+ * @tc_offload_cnt: number of active TC offloads, how offloads are counted
+ * is not defined, use as a boolean
* @app: backpointer to the app structure
* @dl_port: devlink port structure
* @eth_id: for %NFP_PORT_PHYS_PORT port ID in NFP enumeration scheme
@@ -87,6 +89,7 @@ struct nfp_port {
enum nfp_port_type type;
unsigned long flags;
+ unsigned long tc_offload_cnt;
struct nfp_app *app;
@@ -121,6 +124,9 @@ static inline bool nfp_port_is_vnic(const struct nfp_port *port)
return port->type == NFP_PORT_PF_PORT || port->type == NFP_PORT_VF_PORT;
}
+int
+nfp_port_set_features(struct net_device *netdev, netdev_features_t features);
+
struct nfp_port *nfp_port_from_netdev(struct net_device *netdev);
struct nfp_port *
nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id);
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
index e983c9d7f86c..f23d9e06f097 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
@@ -98,28 +98,29 @@ enum nfp_eth_fec {
* @max_index: max of @index fields of all @ports
* @ports: table of ports
*
- * @eth_index: port index according to legacy ethX numbering
- * @index: chip-wide first channel index
- * @nbi: NBI index
- * @base: first channel index (within NBI)
- * @lanes: number of channels
- * @speed: interface speed (in Mbps)
- * @interface: interface (module) plugged in
- * @media: media type of the @interface
- * @fec: forward error correction mode
- * @aneg: auto negotiation mode
- * @mac_addr: interface MAC address
- * @label_port: port id
- * @label_subport: id of interface within port (for split ports)
- * @enabled: is enabled?
- * @tx_enabled: is TX enabled?
- * @rx_enabled: is RX enabled?
- * @override_changed: is media reconfig pending?
+ * @ports.eth_index: port index according to legacy ethX numbering
+ * @ports.index: chip-wide first channel index
+ * @ports.nbi: NBI index
+ * @ports.base: first channel index (within NBI)
+ * @ports.lanes: number of channels
+ * @ports.speed: interface speed (in Mbps)
+ * @ports.interface: interface (module) plugged in
+ * @ports.media: media type of the @interface
+ * @ports.fec: forward error correction mode
+ * @ports.aneg: auto negotiation mode
+ * @ports.mac_addr: interface MAC address
+ * @ports.label_port: port id
+ * @ports.label_subport: id of interface within port (for split ports)
+ * @ports.enabled: is enabled?
+ * @ports.tx_enabled: is TX enabled?
+ * @ports.rx_enabled: is RX enabled?
+ * @ports.override_changed: is media reconfig pending?
*
- * @port_type: one of %PORT_* defines for ethtool
- * @port_lanes: total number of lanes on the port (sum of lanes of all subports)
- * @is_split: is interface part of a split port
- * @fec_modes_supported: bitmap of FEC modes supported
+ * @ports.port_type: one of %PORT_* defines for ethtool
+ * @ports.port_lanes: total number of lanes on the port (sum of lanes of all
+ * subports)
+ * @ports.is_split: is interface part of a split port
+ * @ports.fec_modes_supported: bitmap of FEC modes supported
*/
struct nfp_eth_table {
unsigned int count;
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c
index b1dd13ff282b..7e14725055c7 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c
@@ -56,16 +56,17 @@
/**
* struct nfp_resource_entry - Resource table entry
- * @owner: NFP CPP Lock, interface owner
- * @key: NFP CPP Lock, posix_crc32(name, 8)
- * @region: Memory region descriptor
- * @name: ASCII, zero padded name
- * @reserved
- * @cpp_action: CPP Action
- * @cpp_token: CPP Token
- * @cpp_target: CPP Target ID
- * @page_offset: 256-byte page offset into target's CPP address
- * @page_size: size, in 256-byte pages
+ * @mutex: NFP CPP Lock
+ * @mutex.owner: NFP CPP Lock, interface owner
+ * @mutex.key: NFP CPP Lock, posix_crc32(name, 8)
+ * @region: Memory region descriptor
+ * @region.name: ASCII, zero padded name
+ * @region.reserved: padding
+ * @region.cpp_action: CPP Action
+ * @region.cpp_token: CPP Token
+ * @region.cpp_target: CPP Target ID
+ * @region.page_offset: 256-byte page offset into target's CPP address
+ * @region.page_size: size, in 256-byte pages
*/
struct nfp_resource_entry {
struct nfp_resource_entry_mutex {
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 40e52ffb732f..7cd494611a74 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -2594,8 +2594,10 @@ static int pch_gbe_probe(struct pci_dev *pdev,
if (adapter->pdata && adapter->pdata->platform_init)
adapter->pdata->platform_init(pdev);
- adapter->ptp_pdev = pci_get_bus_and_slot(adapter->pdev->bus->number,
- PCI_DEVFN(12, 4));
+ adapter->ptp_pdev =
+ pci_get_domain_bus_and_slot(pci_domain_nr(adapter->pdev->bus),
+ adapter->pdev->bus->number,
+ PCI_DEVFN(12, 4));
netdev->netdev_ops = &pch_gbe_netdev_ops;
netdev->watchdog_timeo = PCH_GBE_WATCHDOG_PERIOD;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c
index f2633ec87a6a..fdf37abee3d3 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_debug.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c
@@ -3649,10 +3649,8 @@ static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn,
BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256
: 128;
- strncpy(type_name, big_ram->instance_name,
- strlen(big_ram->instance_name));
- strncpy(mem_name, big_ram->instance_name,
- strlen(big_ram->instance_name));
+ strscpy(type_name, big_ram->instance_name, sizeof(type_name));
+ strscpy(mem_name, big_ram->instance_name, sizeof(mem_name));
/* Dump memory header */
offset += qed_grc_dump_mem_hdr(p_hwfn,
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index 7b97a9969046..50038d946ced 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -1747,8 +1747,7 @@ static void ql_realign_skb(struct sk_buff *skb, int len)
*/
skb->data -= QLGE_SB_PAD - NET_IP_ALIGN;
skb->tail -= QLGE_SB_PAD - NET_IP_ALIGN;
- skb_copy_to_linear_data(skb, temp_addr,
- (unsigned int)len);
+ memmove(skb->data, temp_addr, len);
}
/*
diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c
index fc8f8bdf6579..056cb6093630 100644
--- a/drivers/net/ethernet/rocker/rocker_main.c
+++ b/drivers/net/ethernet/rocker/rocker_main.c
@@ -2902,6 +2902,12 @@ static int rocker_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto err_alloc_ordered_workqueue;
}
+ err = rocker_probe_ports(rocker);
+ if (err) {
+ dev_err(&pdev->dev, "failed to probe ports\n");
+ goto err_probe_ports;
+ }
+
/* Only FIBs pointing to our own netdevs are programmed into
* the device, so no need to pass a callback.
*/
@@ -2918,22 +2924,16 @@ static int rocker_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rocker->hw.id = rocker_read64(rocker, SWITCH_ID);
- err = rocker_probe_ports(rocker);
- if (err) {
- dev_err(&pdev->dev, "failed to probe ports\n");
- goto err_probe_ports;
- }
-
dev_info(&pdev->dev, "Rocker switch with id %*phN\n",
(int)sizeof(rocker->hw.id), &rocker->hw.id);
return 0;
-err_probe_ports:
- unregister_switchdev_notifier(&rocker_switchdev_notifier);
err_register_switchdev_notifier:
unregister_fib_notifier(&rocker->fib_nb);
err_register_fib_notifier:
+ rocker_remove_ports(rocker);
+err_probe_ports:
destroy_workqueue(rocker->rocker_owq);
err_alloc_ordered_workqueue:
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
@@ -2961,9 +2961,9 @@ static void rocker_remove(struct pci_dev *pdev)
{
struct rocker *rocker = pci_get_drvdata(pdev);
- rocker_remove_ports(rocker);
unregister_switchdev_notifier(&rocker_switchdev_notifier);
unregister_fib_notifier(&rocker->fib_nb);
+ rocker_remove_ports(rocker);
rocker_write32(rocker, CONTROL, ROCKER_CONTROL_RESET);
destroy_workqueue(rocker->rocker_owq);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index 540d21786a43..ef10baf14186 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -74,8 +74,6 @@ static void dwmac1000_core_init(struct mac_device_info *hw,
/* Mask GMAC interrupts */
value = GMAC_INT_DEFAULT_MASK;
- if (hw->pmt)
- value &= ~GMAC_INT_DISABLE_PMT;
if (hw->pcs)
value &= ~GMAC_INT_DISABLE_PCS;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
index 789dad8a07b5..7761a26ec9c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
@@ -98,7 +98,7 @@
#define GMAC_PCS_IRQ_DEFAULT (GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK | \
GMAC_INT_PCS_ANE)
-#define GMAC_INT_DEFAULT_MASK (GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
+#define GMAC_INT_DEFAULT_ENABLE (GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
enum dwmac4_irq_status {
time_stamp_irq = 0x00001000,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index ed222b20fcf1..63795ecafc8d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -61,10 +61,9 @@ static void dwmac4_core_init(struct mac_device_info *hw,
writel(value, ioaddr + GMAC_CONFIG);
- /* Mask GMAC interrupts */
- value = GMAC_INT_DEFAULT_MASK;
- if (hw->pmt)
- value |= GMAC_INT_PMT_EN;
+ /* Enable GMAC interrupts */
+ value = GMAC_INT_DEFAULT_ENABLE;
+
if (hw->pcs)
value |= GMAC_PCS_IRQ_DEFAULT;
@@ -572,10 +571,12 @@ static int dwmac4_irq_status(struct mac_device_info *hw,
struct stmmac_extra_stats *x)
{
void __iomem *ioaddr = hw->pcsr;
- u32 intr_status;
+ u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
+ u32 intr_enable = readl(ioaddr + GMAC_INT_EN);
int ret = 0;
- intr_status = readl(ioaddr + GMAC_INT_STATUS);
+ /* Discard disabled bits */
+ intr_status &= intr_enable;
/* Not used events (e.g. MMC interrupts) are not handled. */
if ((intr_status & mmc_tx_irq))
diff --git a/drivers/net/ethernet/sun/Kconfig b/drivers/net/ethernet/sun/Kconfig
index b2caf5132bd2..7b982e02ea3a 100644
--- a/drivers/net/ethernet/sun/Kconfig
+++ b/drivers/net/ethernet/sun/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Sun network device configuration
#
diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c
index 113bd57e2ea0..9020b084b953 100644
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* cassini.c: Sun Microsystems Cassini(+) ethernet driver.
*
* Copyright (C) 2004 Sun Microsystems Inc.
diff --git a/drivers/net/ethernet/sun/cassini.h b/drivers/net/ethernet/sun/cassini.h
index 882ce168a799..13f3860496a8 100644
--- a/drivers/net/ethernet/sun/cassini.h
+++ b/drivers/net/ethernet/sun/cassini.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: cassini.h,v 1.16 2004/08/17 21:15:16 zaumen Exp $
* cassini.h: Definitions for Sun Microsystems Cassini(+) ethernet driver.
*
diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c
index 5ea037672e6f..a5dd627fe2f9 100644
--- a/drivers/net/ethernet/sun/ldmvsw.c
+++ b/drivers/net/ethernet/sun/ldmvsw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ldmvsw.c: Sun4v LDOM Virtual Switch Driver.
*
* Copyright (C) 2016-2017 Oracle. All rights reserved.
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 06001bacbe0f..8dd545fed30d 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* niu.c: Neptune ethernet driver.
*
* Copyright (C) 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/drivers/net/ethernet/sun/sunbmac.c b/drivers/net/ethernet/sun/sunbmac.c
index 0b1f41f6bceb..f047b2797156 100644
--- a/drivers/net/ethernet/sun/sunbmac.c
+++ b/drivers/net/ethernet/sun/sunbmac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunbmac.c: Driver for Sparc BigMAC 100baseT ethernet adapters.
*
* Copyright (C) 1997, 1998, 1999, 2003, 2008 David S. Miller (davem@davemloft.net)
diff --git a/drivers/net/ethernet/sun/sungem.c b/drivers/net/ethernet/sun/sungem.c
index a7afcee3c5ae..7a16d40a72d1 100644
--- a/drivers/net/ethernet/sun/sungem.c
+++ b/drivers/net/ethernet/sun/sungem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: sungem.c,v 1.44.2.22 2002/03/13 01:18:12 davem Exp $
* sungem.c: Sun GEM ethernet driver.
*
diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
index 0431f1e5f511..06da2f59fcbf 100644
--- a/drivers/net/ethernet/sun/sunhme.c
+++ b/drivers/net/ethernet/sun/sunhme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching,
* auto carrier detecting ethernet driver. Also known as the
* "Happy Meal Ethernet" found on SunSwift SBUS cards.
diff --git a/drivers/net/ethernet/sun/sunqe.c b/drivers/net/ethernet/sun/sunqe.c
index a6bcdcdd947e..7fe0d5e33922 100644
--- a/drivers/net/ethernet/sun/sunqe.c
+++ b/drivers/net/ethernet/sun/sunqe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunqe.c: Sparc QuadEthernet 10baseT SBUS card driver.
* Once again I am out to prove that every ethernet
* controller out there can be most efficiently programmed
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 27fb22638885..63d3d6b215f3 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunvnet.c: Sun LDOM Virtual Network Driver.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c
index 8aa3ce46bb81..d8f4c3f28150 100644
--- a/drivers/net/ethernet/sun/sunvnet_common.c
+++ b/drivers/net/ethernet/sun/sunvnet_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sunvnet.c: Sun LDOM Virtual Network Driver.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 3c85a0885f9b..1b1b78fdc138 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1636,6 +1636,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
q_idx = q_idx % cpsw->tx_ch_num;
txch = cpsw->txv[q_idx].ch;
+ txq = netdev_get_tx_queue(ndev, q_idx);
ret = cpsw_tx_packet_submit(priv, skb, txch);
if (unlikely(ret != 0)) {
cpsw_err(priv, tx_err, "desc submit failed\n");
@@ -1646,15 +1647,26 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
* tell the kernel to stop sending us tx frames.
*/
if (unlikely(!cpdma_check_free_tx_desc(txch))) {
- txq = netdev_get_tx_queue(ndev, q_idx);
netif_tx_stop_queue(txq);
+
+ /* Barrier, so that stop_queue visible to other cpus */
+ smp_mb__after_atomic();
+
+ if (cpdma_check_free_tx_desc(txch))
+ netif_tx_wake_queue(txq);
}
return NETDEV_TX_OK;
fail:
ndev->stats.tx_dropped++;
- txq = netdev_get_tx_queue(ndev, skb_get_queue_mapping(skb));
netif_tx_stop_queue(txq);
+
+ /* Barrier, so that stop_queue visible to other cpus */
+ smp_mb__after_atomic();
+
+ if (cpdma_check_free_tx_desc(txch))
+ netif_tx_wake_queue(txq);
+
return NETDEV_TX_BUSY;
}
diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c
index 0624b71ab5d4..edcd1e60b30d 100644
--- a/drivers/net/ethernet/tundra/tsi108_eth.c
+++ b/drivers/net/ethernet/tundra/tsi108_eth.c
@@ -152,6 +152,8 @@ struct tsi108_prv_data {
u32 msg_enable; /* debug message level */
struct mii_if_info mii_if;
unsigned int init_media;
+
+ struct platform_device *pdev;
};
/* Structure for a device driver */
@@ -703,17 +705,18 @@ static int tsi108_send_packet(struct sk_buff * skb, struct net_device *dev)
data->txskbs[tx] = skb;
if (i == 0) {
- data->txring[tx].buf0 = dma_map_single(NULL, skb->data,
- skb_headlen(skb), DMA_TO_DEVICE);
+ data->txring[tx].buf0 = dma_map_single(&data->pdev->dev,
+ skb->data, skb_headlen(skb),
+ DMA_TO_DEVICE);
data->txring[tx].len = skb_headlen(skb);
misc |= TSI108_TX_SOF;
} else {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
- data->txring[tx].buf0 = skb_frag_dma_map(NULL, frag,
- 0,
- skb_frag_size(frag),
- DMA_TO_DEVICE);
+ data->txring[tx].buf0 =
+ skb_frag_dma_map(&data->pdev->dev, frag,
+ 0, skb_frag_size(frag),
+ DMA_TO_DEVICE);
data->txring[tx].len = skb_frag_size(frag);
}
@@ -808,9 +811,9 @@ static int tsi108_refill_rx(struct net_device *dev, int budget)
if (!skb)
break;
- data->rxring[rx].buf0 = dma_map_single(NULL, skb->data,
- TSI108_RX_SKB_SIZE,
- DMA_FROM_DEVICE);
+ data->rxring[rx].buf0 = dma_map_single(&data->pdev->dev,
+ skb->data, TSI108_RX_SKB_SIZE,
+ DMA_FROM_DEVICE);
/* Sometimes the hardware sets blen to zero after packet
* reception, even though the manual says that it's only ever
@@ -1308,15 +1311,15 @@ static int tsi108_open(struct net_device *dev)
data->id, dev->irq, dev->name);
}
- data->rxring = dma_zalloc_coherent(NULL, rxring_size, &data->rxdma,
- GFP_KERNEL);
+ data->rxring = dma_zalloc_coherent(&data->pdev->dev, rxring_size,
+ &data->rxdma, GFP_KERNEL);
if (!data->rxring)
return -ENOMEM;
- data->txring = dma_zalloc_coherent(NULL, txring_size, &data->txdma,
- GFP_KERNEL);
+ data->txring = dma_zalloc_coherent(&data->pdev->dev, txring_size,
+ &data->txdma, GFP_KERNEL);
if (!data->txring) {
- pci_free_consistent(NULL, rxring_size, data->rxring,
+ dma_free_coherent(&data->pdev->dev, rxring_size, data->rxring,
data->rxdma);
return -ENOMEM;
}
@@ -1428,10 +1431,10 @@ static int tsi108_close(struct net_device *dev)
dev_kfree_skb(skb);
}
- dma_free_coherent(0,
+ dma_free_coherent(&data->pdev->dev,
TSI108_RXRING_LEN * sizeof(rx_desc),
data->rxring, data->rxdma);
- dma_free_coherent(0,
+ dma_free_coherent(&data->pdev->dev,
TSI108_TXRING_LEN * sizeof(tx_desc),
data->txring, data->txdma);
@@ -1576,6 +1579,7 @@ tsi108_init_one(struct platform_device *pdev)
printk("tsi108_eth%d: probe...\n", pdev->id);
data = netdev_priv(dev);
data->dev = dev;
+ data->pdev = pdev;
pr_debug("tsi108_eth%d:regs:phyresgs:phy:irq_num=0x%x:0x%x:0x%x:0x%x\n",
pdev->id, einfo->regs, einfo->phyregs,
diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c
index de73c1ff0939..75c25306d234 100644
--- a/drivers/net/netdevsim/bpf.c
+++ b/drivers/net/netdevsim/bpf.c
@@ -480,8 +480,7 @@ static int
nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap)
{
struct nsim_bpf_bound_map *nmap;
- unsigned int i;
- int err;
+ int i, err;
if (WARN_ON(offmap->map.map_type != BPF_MAP_TYPE_ARRAY &&
offmap->map.map_type != BPF_MAP_TYPE_HASH))
@@ -518,7 +517,7 @@ nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap)
return 0;
err_free:
- while (--i) {
+ while (--i >= 0) {
kfree(nmap->entry[i].key);
kfree(nmap->entry[i].value);
}
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 88272b3ac2e2..24b5511222c8 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -56,7 +56,8 @@ static int mdiobus_register_gpiod(struct mdio_device *mdiodev)
gpiod = fwnode_get_named_gpiod(&mdiodev->dev.of_node->fwnode,
"reset-gpios", 0, GPIOD_OUT_LOW,
"PHY reset");
- if (PTR_ERR(gpiod) == -ENOENT)
+ if (PTR_ERR(gpiod) == -ENOENT ||
+ PTR_ERR(gpiod) == -ENOSYS)
gpiod = NULL;
else if (IS_ERR(gpiod))
return PTR_ERR(gpiod);
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index f3313a129531..e3e29c2b028b 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -822,7 +822,7 @@ void phy_start(struct phy_device *phydev)
phy_resume(phydev);
/* make sure interrupts are re-enabled for the PHY */
- if (phydev->irq != PHY_POLL) {
+ if (phy_interrupt_is_valid(phydev)) {
err = phy_enable_interrupts(phydev);
if (err < 0)
break;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 0dc66e4fbb2c..17e496b88f81 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -181,6 +181,7 @@ struct tun_file {
struct tun_struct *detached;
struct ptr_ring tx_ring;
struct xdp_rxq_info xdp_rxq;
+ int xdp_pending_pkts;
};
struct tun_flow_entry {
@@ -1665,6 +1666,7 @@ static struct sk_buff *tun_build_skb(struct tun_struct *tun,
case XDP_REDIRECT:
get_page(alloc_frag->page);
alloc_frag->offset += buflen;
+ ++tfile->xdp_pending_pkts;
err = xdp_do_redirect(tun->dev, &xdp, xdp_prog);
if (err)
goto err_redirect;
@@ -1986,6 +1988,11 @@ static ssize_t tun_chr_write_iter(struct kiocb *iocb, struct iov_iter *from)
result = tun_get_user(tun, tfile, NULL, from,
file->f_flags & O_NONBLOCK, false);
+ if (tfile->xdp_pending_pkts) {
+ tfile->xdp_pending_pkts = 0;
+ xdp_do_flush_map();
+ }
+
tun_put(tun);
return result;
}
@@ -2322,6 +2329,13 @@ static int tun_sendmsg(struct socket *sock, struct msghdr *m, size_t total_len)
ret = tun_get_user(tun, tfile, m->msg_control, &m->msg_iter,
m->msg_flags & MSG_DONTWAIT,
m->msg_flags & MSG_MORE);
+
+ if (tfile->xdp_pending_pkts >= NAPI_POLL_WEIGHT ||
+ !(m->msg_flags & MSG_MORE)) {
+ tfile->xdp_pending_pkts = 0;
+ xdp_do_flush_map();
+ }
+
tun_put(tun);
return ret;
}
@@ -3153,6 +3167,7 @@ static int tun_chr_open(struct inode *inode, struct file * file)
sock_set_flag(&tfile->sk, SOCK_ZEROCOPY);
memset(&tfile->tx_ring, 0, sizeof(tfile->tx_ring));
+ tfile->xdp_pending_pkts = 0;
return 0;
}
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index ec56ff29aac4..60a604cc7647 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2006,7 +2006,7 @@ static int lan78xx_phy_init(struct lan78xx_net *dev)
{
int ret;
u32 mii_adv;
- struct phy_device *phydev = dev->net->phydev;
+ struct phy_device *phydev;
phydev = phy_find_first(dev->mdiobus);
if (!phydev) {
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 0657203ffb91..958b2e8b90f6 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1848,11 +1848,9 @@ static u8 r8152_rx_csum(struct r8152 *tp, struct rx_desc *rx_desc)
if (opts2 & RD_IPV4_CS) {
if (opts3 & IPF)
checksum = CHECKSUM_NONE;
- else if ((opts2 & RD_UDP_CS) && (opts3 & UDPF))
- checksum = CHECKSUM_NONE;
- else if ((opts2 & RD_TCP_CS) && (opts3 & TCPF))
- checksum = CHECKSUM_NONE;
- else
+ else if ((opts2 & RD_UDP_CS) && !(opts3 & UDPF))
+ checksum = CHECKSUM_UNNECESSARY;
+ else if ((opts2 & RD_TCP_CS) && !(opts3 & TCPF))
checksum = CHECKSUM_UNNECESSARY;
} else if (opts2 & RD_IPV6_CS) {
if ((opts2 & RD_UDP_CS) && !(opts3 & UDPF))
@@ -3797,11 +3795,12 @@ static void set_carrier(struct r8152 *tp)
if (speed & LINK_STATUS) {
if (!netif_carrier_ok(netdev)) {
tp->rtl_ops.enable(tp);
- set_bit(RTL8152_SET_RX_MODE, &tp->flags);
netif_stop_queue(netdev);
napi_disable(napi);
netif_carrier_on(netdev);
rtl_start_rx(tp);
+ clear_bit(RTL8152_SET_RX_MODE, &tp->flags);
+ _rtl8152_set_rx_mode(netdev);
napi_enable(&tp->napi);
netif_wake_queue(netdev);
netif_info(tp, link, netdev, "carrier on\n");
@@ -4261,7 +4260,7 @@ static int rtl8152_post_reset(struct usb_interface *intf)
mutex_lock(&tp->control);
tp->rtl_ops.enable(tp);
rtl_start_rx(tp);
- rtl8152_set_rx_mode(netdev);
+ _rtl8152_set_rx_mode(netdev);
mutex_unlock(&tp->control);
}
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index cf95290b160c..8b39c160743d 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -2760,9 +2760,6 @@ static void
vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter)
{
size_t sz, i, ring0_size, ring1_size, comp_size;
- struct vmxnet3_rx_queue *rq = &adapter->rx_queue[0];
-
-
if (adapter->netdev->mtu <= VMXNET3_MAX_SKB_BUF_SIZE -
VMXNET3_MAX_ETH_HDR_SIZE) {
adapter->skb_buf_size = adapter->netdev->mtu +
@@ -2794,7 +2791,8 @@ vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter)
comp_size = ring0_size + ring1_size;
for (i = 0; i < adapter->num_rx_queues; i++) {
- rq = &adapter->rx_queue[i];
+ struct vmxnet3_rx_queue *rq = &adapter->rx_queue[i];
+
rq->rx_ring[0].size = ring0_size;
rq->rx_ring[1].size = ring1_size;
rq->comp_ring.size = comp_size;
diff --git a/drivers/net/wimax/i2400m/sysfs.c b/drivers/net/wimax/i2400m/sysfs.c
index 1237109f251a..8c67df11105c 100644
--- a/drivers/net/wimax/i2400m/sysfs.c
+++ b/drivers/net/wimax/i2400m/sysfs.c
@@ -65,8 +65,7 @@ error_bad_value:
}
static
-DEVICE_ATTR(i2400m_idle_timeout, S_IWUSR,
- NULL, i2400m_idle_timeout_store);
+DEVICE_ATTR_WO(i2400m_idle_timeout);
static
struct attribute *i2400m_dev_attrs[] = {
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index b0fdc1023619..f3ec13b80b20 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -91,6 +91,35 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
},
{
+ .id = QCA988X_HW_2_0_VERSION,
+ .dev_id = QCA988X_2_0_DEVICE_ID_UBNT,
+ .name = "qca988x hw2.0 ubiquiti",
+ .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
+ .uart_pin = 7,
+ .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
+ .otp_exe_param = 0,
+ .channel_counters_freq_hz = 88000,
+ .max_probe_resp_desc_thres = 0,
+ .cal_data_len = 2116,
+ .fw = {
+ .dir = QCA988X_HW_2_0_FW_DIR,
+ .board = QCA988X_HW_2_0_BOARD_DATA_FILE,
+ .board_size = QCA988X_BOARD_DATA_SZ,
+ .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
+ },
+ .hw_ops = &qca988x_ops,
+ .decap_align_bytes = 4,
+ .spectral_bin_discard = 0,
+ .vht160_mcs_rx_highest = 0,
+ .vht160_mcs_tx_highest = 0,
+ .n_cipher_suites = 8,
+ .num_peers = TARGET_TLV_NUM_PEERS,
+ .ast_skid_limit = 0x10,
+ .num_wds_entries = 0x20,
+ .target_64bit = false,
+ .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL,
+ },
+ {
.id = QCA9887_HW_1_0_VERSION,
.dev_id = QCA9887_1_0_DEVICE_ID,
.name = "qca9887 hw1.0",
@@ -1276,10 +1305,7 @@ static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
len -= sizeof(*hdr);
data = hdr->data;
- /* jump over the padding */
- ie_len = ALIGN(ie_len, 4);
-
- if (len < ie_len) {
+ if (len < ALIGN(ie_len, 4)) {
ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n",
ie_id, ie_len, len);
ret = -EINVAL;
@@ -1318,6 +1344,9 @@ static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
goto out;
}
+ /* jump over the padding */
+ ie_len = ALIGN(ie_len, 4);
+
len -= ie_len;
data += ie_len;
}
@@ -1448,9 +1477,6 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
len -= sizeof(*hdr);
data += sizeof(*hdr);
- /* jump over the padding */
- ie_len = ALIGN(ie_len, 4);
-
if (len < ie_len) {
ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n",
ie_id, len, ie_len);
@@ -1556,6 +1582,9 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
break;
}
+ /* jump over the padding */
+ ie_len = ALIGN(ie_len, 4);
+
len -= ie_len;
data += ie_len;
}
diff --git a/drivers/net/wireless/ath/ath10k/coredump.c b/drivers/net/wireless/ath/ath10k/coredump.c
index 4dde126dab17..7173b3743b43 100644
--- a/drivers/net/wireless/ath/ath10k/coredump.c
+++ b/drivers/net/wireless/ath/ath10k/coredump.c
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -616,7 +617,7 @@ static const struct ath10k_mem_region qca6174_hw30_mem_regions[] = {
{
.type = ATH10K_MEM_REGION_TYPE_DRAM,
.start = 0x400000,
- .len = 0x90000,
+ .len = 0xa8000,
.name = "DRAM",
.section_table = {
.sections = NULL,
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 6d836a26272f..554cd7856cb6 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1,6 +1,7 @@
/*
* Copyright (c) 2005-2011 Atheros Communications Inc.
* Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -81,6 +82,8 @@ void ath10k_debug_print_hwfw_info(struct ath10k *ar)
void ath10k_debug_print_board_info(struct ath10k *ar)
{
char boardinfo[100];
+ const struct firmware *board;
+ u32 crc;
if (ar->id.bmi_ids_valid)
scnprintf(boardinfo, sizeof(boardinfo), "%d:%d",
@@ -88,11 +91,16 @@ void ath10k_debug_print_board_info(struct ath10k *ar)
else
scnprintf(boardinfo, sizeof(boardinfo), "N/A");
+ board = ar->normal_mode_fw.board;
+ if (!IS_ERR_OR_NULL(board))
+ crc = crc32_le(0, board->data, board->size);
+ else
+ crc = 0;
+
ath10k_info(ar, "board_file api %d bmi_id %s crc32 %08x",
ar->bd_api,
boardinfo,
- crc32_le(0, ar->normal_mode_fw.board->data,
- ar->normal_mode_fw.board->size));
+ crc);
}
void ath10k_debug_print_boot_info(struct ath10k *ar)
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index 6203bc65799b..413b1b4321f7 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -22,6 +22,7 @@
#define ATH10K_FW_DIR "ath10k"
+#define QCA988X_2_0_DEVICE_ID_UBNT (0x11ac)
#define QCA988X_2_0_DEVICE_ID (0x003c)
#define QCA6164_2_1_DEVICE_ID (0x0041)
#define QCA6174_2_1_DEVICE_ID (0x003e)
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 355db6a0fcf3..1b266cd0c2ec 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -58,6 +58,9 @@ MODULE_PARM_DESC(reset_mode, "0: auto, 1: warm only (default: 0)");
#define ATH10K_DIAG_TRANSFER_LIMIT 0x5000
static const struct pci_device_id ath10k_pci_id_table[] = {
+ /* PCI-E QCA988X V2 (Ubiquiti branded) */
+ { PCI_VDEVICE(UBIQUITI, QCA988X_2_0_DEVICE_ID_UBNT) },
+
{ PCI_VDEVICE(ATHEROS, QCA988X_2_0_DEVICE_ID) }, /* PCI-E QCA988X V2 */
{ PCI_VDEVICE(ATHEROS, QCA6164_2_1_DEVICE_ID) }, /* PCI-E QCA6164 V2.1 */
{ PCI_VDEVICE(ATHEROS, QCA6174_2_1_DEVICE_ID) }, /* PCI-E QCA6174 V2.1 */
@@ -74,6 +77,7 @@ static const struct ath10k_pci_supp_chip ath10k_pci_supp_chips[] = {
* hacks. ath10k doesn't have them and these devices crash horribly
* because of that.
*/
+ { QCA988X_2_0_DEVICE_ID_UBNT, QCA988X_HW_2_0_CHIP_ID_REV },
{ QCA988X_2_0_DEVICE_ID, QCA988X_HW_2_0_CHIP_ID_REV },
{ QCA6164_2_1_DEVICE_ID, QCA6174_HW_2_1_CHIP_ID_REV },
@@ -2193,6 +2197,7 @@ static int ath10k_pci_get_num_banks(struct ath10k *ar)
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
switch (ar_pci->pdev->device) {
+ case QCA988X_2_0_DEVICE_ID_UBNT:
case QCA988X_2_0_DEVICE_ID:
case QCA99X0_2_0_DEVICE_ID:
case QCA9888_2_0_DEVICE_ID:
@@ -3424,6 +3429,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev,
u32 (*targ_cpu_to_ce_addr)(struct ath10k *ar, u32 addr);
switch (pci_dev->device) {
+ case QCA988X_2_0_DEVICE_ID_UBNT:
case QCA988X_2_0_DEVICE_ID:
hw_rev = ATH10K_HW_QCA988X;
pci_ps = false;
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 3d9447e21025..695c779ae8cf 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -72,7 +72,7 @@ static s16 ath9k_hw_get_default_nf(struct ath_hw *ah,
s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan,
s16 nf)
{
- s8 noise = ath9k_hw_get_default_nf(ah, chan, 0);
+ s8 noise = ATH_DEFAULT_NOISE_FLOOR;
if (nf) {
s8 delta = nf - ATH9K_NF_CAL_NOISE_THRESH -
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 56676eaff24c..cb0eef13af1c 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -24,6 +24,7 @@ static const struct usb_device_id ath9k_hif_usb_ids[] = {
{ USB_DEVICE(0x0cf3, 0x9271) }, /* Atheros */
{ USB_DEVICE(0x0cf3, 0x1006) }, /* Atheros */
{ USB_DEVICE(0x0846, 0x9030) }, /* Netgear N150 */
+ { USB_DEVICE(0x07b8, 0x9271) }, /* Altai WA1011N-GU */
{ USB_DEVICE(0x07D1, 0x3A10) }, /* Dlink Wireless 150 */
{ USB_DEVICE(0x13D3, 0x3327) }, /* Azurewave */
{ USB_DEVICE(0x13D3, 0x3328) }, /* Azurewave */
diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c
index 8027bb7c03c2..fcb208d1f276 100644
--- a/drivers/net/wireless/mediatek/mt76/agg-rx.c
+++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c
@@ -98,6 +98,7 @@ mt76_rx_aggr_reorder_work(struct work_struct *work)
reorder_work.work);
struct mt76_dev *dev = tid->dev;
struct sk_buff_head frames;
+ int nframes;
__skb_queue_head_init(&frames);
@@ -105,14 +106,44 @@ mt76_rx_aggr_reorder_work(struct work_struct *work)
spin_lock(&tid->lock);
mt76_rx_aggr_check_release(tid, &frames);
+ nframes = tid->nframes;
spin_unlock(&tid->lock);
- ieee80211_queue_delayed_work(tid->dev->hw, &tid->reorder_work, REORDER_TIMEOUT);
+ if (nframes)
+ ieee80211_queue_delayed_work(tid->dev->hw, &tid->reorder_work,
+ REORDER_TIMEOUT);
mt76_rx_complete(dev, &frames, -1);
local_bh_enable();
}
+static void
+mt76_rx_aggr_check_ctl(struct sk_buff *skb, struct sk_buff_head *frames)
+{
+ struct mt76_rx_status *status = (struct mt76_rx_status *) skb->cb;
+ struct ieee80211_bar *bar = (struct ieee80211_bar *) skb->data;
+ struct mt76_wcid *wcid = status->wcid;
+ struct mt76_rx_tid *tid;
+ u16 seqno;
+
+ if (!ieee80211_is_ctl(bar->frame_control))
+ return;
+
+ if (!ieee80211_is_back_req(bar->frame_control))
+ return;
+
+ status->tid = le16_to_cpu(bar->control) >> 12;
+ seqno = le16_to_cpu(bar->start_seq_num) >> 4;
+ tid = rcu_dereference(wcid->aggr[status->tid]);
+ if (!tid)
+ return;
+
+ spin_lock_bh(&tid->lock);
+ mt76_rx_aggr_release_frames(tid, frames, seqno);
+ mt76_rx_aggr_release_head(tid, frames);
+ spin_unlock_bh(&tid->lock);
+}
+
void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames)
{
struct mt76_rx_status *status = (struct mt76_rx_status *) skb->cb;
@@ -126,9 +157,14 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames)
__skb_queue_tail(frames, skb);
sta = wcid_to_sta(wcid);
- if (!sta || !status->aggr)
+ if (!sta)
return;
+ if (!status->aggr) {
+ mt76_rx_aggr_check_ctl(skb, frames);
+ return;
+ }
+
tid = rcu_dereference(wcid->aggr[status->tid]);
if (!tid)
return;
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 5fcb2deb89a2..85f8d324ebf8 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -276,6 +276,7 @@ int mt76_register_device(struct mt76_dev *dev, bool vht,
ieee80211_hw_set(hw, TX_AMSDU);
ieee80211_hw_set(hw, TX_FRAG_LIST);
ieee80211_hw_set(hw, MFP_CAPABLE);
+ ieee80211_hw_set(hw, AP_LINK_PS);
wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
@@ -470,6 +471,53 @@ mt76_check_ccmp_pn(struct sk_buff *skb)
return 0;
}
+static void
+mt76_check_ps(struct mt76_dev *dev, struct sk_buff *skb)
+{
+ struct mt76_rx_status *status = (struct mt76_rx_status *) skb->cb;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_sta *sta;
+ struct mt76_wcid *wcid = status->wcid;
+ bool ps;
+
+ if (!wcid || !wcid->sta)
+ return;
+
+ sta = container_of((void *) wcid, struct ieee80211_sta, drv_priv);
+
+ if (!test_bit(MT_WCID_FLAG_CHECK_PS, &wcid->flags))
+ return;
+
+ if (ieee80211_is_pspoll(hdr->frame_control)) {
+ ieee80211_sta_pspoll(sta);
+ return;
+ }
+
+ if (ieee80211_has_morefrags(hdr->frame_control) ||
+ !(ieee80211_is_mgmt(hdr->frame_control) ||
+ ieee80211_is_data(hdr->frame_control)))
+ return;
+
+ ps = ieee80211_has_pm(hdr->frame_control);
+
+ if (ps && (ieee80211_is_data_qos(hdr->frame_control) ||
+ ieee80211_is_qos_nullfunc(hdr->frame_control)))
+ ieee80211_sta_uapsd_trigger(sta, status->tid);
+
+ if (!!test_bit(MT_WCID_FLAG_PS, &wcid->flags) == ps)
+ return;
+
+ if (ps) {
+ set_bit(MT_WCID_FLAG_PS, &wcid->flags);
+ mt76_stop_tx_queues(dev, sta, true);
+ } else {
+ clear_bit(MT_WCID_FLAG_PS, &wcid->flags);
+ }
+
+ ieee80211_sta_ps_transition(sta, ps);
+ dev->drv->sta_ps(dev, sta, ps);
+}
+
void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames,
int queue)
{
@@ -498,8 +546,10 @@ void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q)
__skb_queue_head_init(&frames);
- while ((skb = __skb_dequeue(&dev->rx_skb[q])) != NULL)
+ while ((skb = __skb_dequeue(&dev->rx_skb[q])) != NULL) {
+ mt76_check_ps(dev, skb);
mt76_rx_aggr_reorder(skb, &frames);
+ }
mt76_rx_complete(dev, &frames, q);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 129015c9d116..d2ce15093edd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -121,11 +121,18 @@ struct mt76_queue_ops {
void (*kick)(struct mt76_dev *dev, struct mt76_queue *q);
};
+enum mt76_wcid_flags {
+ MT_WCID_FLAG_CHECK_PS,
+ MT_WCID_FLAG_PS,
+};
+
struct mt76_wcid {
struct mt76_rx_tid __rcu *aggr[IEEE80211_NUM_TIDS];
struct work_struct aggr_work;
+ unsigned long flags;
+
u8 idx;
u8 hw_key_idx;
@@ -206,6 +213,9 @@ struct mt76_driver_ops {
struct sk_buff *skb);
void (*rx_poll_complete)(struct mt76_dev *dev, enum mt76_rxq_id q);
+
+ void (*sta_ps)(struct mt76_dev *dev, struct ieee80211_sta *sta,
+ bool ps);
};
struct mt76_channel_state {
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2.h b/drivers/net/wireless/mediatek/mt76/mt76x2.h
index 17df17afd9bf..e62131b88102 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2.h
@@ -218,6 +218,8 @@ void mt76x2_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
void mt76x2_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
struct sk_buff *skb);
+void mt76x2_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps);
+
void mt76x2_update_channel(struct mt76_dev *mdev);
s8 mt76x2_tx_get_max_txpwr_adj(struct mt76x2_dev *dev,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
index 1b00ae4465a2..9dbf94947324 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c
@@ -630,6 +630,7 @@ struct mt76x2_dev *mt76x2_alloc_device(struct device *pdev)
.tx_complete_skb = mt76x2_tx_complete_skb,
.rx_skb = mt76x2_queue_rx_skb,
.rx_poll_complete = mt76x2_rx_poll_complete,
+ .sta_ps = mt76x2_sta_ps,
};
struct ieee80211_hw *hw;
struct mt76x2_dev *dev;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c
index 6c30b5eaa9ca..7ea3d841918e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.c
@@ -341,7 +341,7 @@ int mt76x2_mac_process_rx(struct mt76x2_dev *dev, struct sk_buff *skb,
mt76x2_remove_hdr_pad(skb, pad_len);
- if (rxinfo & MT_RXINFO_BA)
+ if ((rxinfo & MT_RXINFO_BA) && !(rxinfo & MT_RXINFO_NULL))
status->aggr = true;
if (WARN_ON_ONCE(len > skb->len))
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
index bf26284b9989..205043b470b2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
@@ -282,6 +282,9 @@ mt76x2_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76x2_txq_init(dev, sta->txq[i]);
+ if (vif->type == NL80211_IFTYPE_AP)
+ set_bit(MT_WCID_FLAG_CHECK_PS, &msta->wcid.flags);
+
rcu_assign_pointer(dev->wcid[idx], &msta->wcid);
out:
@@ -311,23 +314,14 @@ mt76x2_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
return 0;
}
-static void
-mt76x2_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
- enum sta_notify_cmd cmd, struct ieee80211_sta *sta)
+void
+mt76x2_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps)
{
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
- struct mt76x2_dev *dev = hw->priv;
+ struct mt76x2_dev *dev = container_of(mdev, struct mt76x2_dev, mt76);
int idx = msta->wcid.idx;
- switch (cmd) {
- case STA_NOTIFY_SLEEP:
- mt76x2_mac_wcid_set_drop(dev, idx, true);
- mt76_stop_tx_queues(&dev->mt76, sta, true);
- break;
- case STA_NOTIFY_AWAKE:
- mt76x2_mac_wcid_set_drop(dev, idx, false);
- break;
- }
+ mt76x2_mac_wcid_set_drop(dev, idx, ps);
}
static int
@@ -549,6 +543,12 @@ static void mt76x2_set_coverage_class(struct ieee80211_hw *hw,
mutex_unlock(&dev->mutex);
}
+static int
+mt76x2_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set)
+{
+ return 0;
+}
+
const struct ieee80211_ops mt76x2_ops = {
.tx = mt76x2_tx,
.start = mt76x2_start,
@@ -560,7 +560,6 @@ const struct ieee80211_ops mt76x2_ops = {
.bss_info_changed = mt76x2_bss_info_changed,
.sta_add = mt76x2_sta_add,
.sta_remove = mt76x2_sta_remove,
- .sta_notify = mt76x2_sta_notify,
.set_key = mt76x2_set_key,
.conf_tx = mt76x2_conf_tx,
.sw_scan_start = mt76x2_sw_scan,
@@ -573,5 +572,6 @@ const struct ieee80211_ops mt76x2_ops = {
.release_buffered_frames = mt76_release_buffered_frames,
.set_coverage_class = mt76x2_set_coverage_class,
.get_survey = mt76_get_survey,
+ .set_tim = mt76x2_set_tim,
};
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
index f20e77b4bb65..317c1b3101da 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
@@ -1123,7 +1123,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl_priv *rtlpriv, u16 addr)
}
if (0 == tmp) {
read_addr = REG_DBI_RDATA + addr % 4;
- ret = rtl_read_word(rtlpriv, read_addr);
+ ret = rtl_read_byte(rtlpriv, read_addr);
}
return ret;
}
@@ -1165,7 +1165,8 @@ static void _rtl8821ae_enable_aspm_back_door(struct ieee80211_hw *hw)
}
tmp = _rtl8821ae_dbi_read(rtlpriv, 0x70f);
- _rtl8821ae_dbi_write(rtlpriv, 0x70f, tmp | BIT(7));
+ _rtl8821ae_dbi_write(rtlpriv, 0x70f, tmp | BIT(7) |
+ ASPM_L1_LATENCY << 3);
tmp = _rtl8821ae_dbi_read(rtlpriv, 0x719);
_rtl8821ae_dbi_write(rtlpriv, 0x719, tmp | BIT(3) | BIT(4));
diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h
index a7aacbc3984e..46dcb7fef195 100644
--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h
+++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h
@@ -99,6 +99,7 @@
#define RTL_USB_MAX_RX_COUNT 100
#define QBSS_LOAD_SIZE 5
#define MAX_WMMELE_LENGTH 64
+#define ASPM_L1_LATENCY 7
#define TOTAL_CAM_ENTRY 32
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 9bd7ddeeb6a5..8328d395e332 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -351,6 +351,9 @@ static int xennet_open(struct net_device *dev)
unsigned int i = 0;
struct netfront_queue *queue = NULL;
+ if (!np->queues)
+ return -ENODEV;
+
for (i = 0; i < num_queues; ++i) {
queue = &np->queues[i];
napi_enable(&queue->napi);
@@ -1358,18 +1361,8 @@ static int netfront_probe(struct xenbus_device *dev,
#ifdef CONFIG_SYSFS
info->netdev->sysfs_groups[0] = &xennet_dev_group;
#endif
- err = register_netdev(info->netdev);
- if (err) {
- pr_warn("%s: register_netdev err=%d\n", __func__, err);
- goto fail;
- }
return 0;
-
- fail:
- xennet_free_netdev(netdev);
- dev_set_drvdata(&dev->dev, NULL);
- return err;
}
static void xennet_end_access(int ref, void *page)
@@ -1737,8 +1730,6 @@ static void xennet_destroy_queues(struct netfront_info *info)
{
unsigned int i;
- rtnl_lock();
-
for (i = 0; i < info->netdev->real_num_tx_queues; i++) {
struct netfront_queue *queue = &info->queues[i];
@@ -1747,8 +1738,6 @@ static void xennet_destroy_queues(struct netfront_info *info)
netif_napi_del(&queue->napi);
}
- rtnl_unlock();
-
kfree(info->queues);
info->queues = NULL;
}
@@ -1764,8 +1753,6 @@ static int xennet_create_queues(struct netfront_info *info,
if (!info->queues)
return -ENOMEM;
- rtnl_lock();
-
for (i = 0; i < *num_queues; i++) {
struct netfront_queue *queue = &info->queues[i];
@@ -1774,7 +1761,7 @@ static int xennet_create_queues(struct netfront_info *info,
ret = xennet_init_queue(queue);
if (ret < 0) {
- dev_warn(&info->netdev->dev,
+ dev_warn(&info->xbdev->dev,
"only created %d queues\n", i);
*num_queues = i;
break;
@@ -1788,10 +1775,8 @@ static int xennet_create_queues(struct netfront_info *info,
netif_set_real_num_tx_queues(info->netdev, *num_queues);
- rtnl_unlock();
-
if (*num_queues == 0) {
- dev_err(&info->netdev->dev, "no queues\n");
+ dev_err(&info->xbdev->dev, "no queues\n");
return -EINVAL;
}
return 0;
@@ -1828,6 +1813,7 @@ static int talk_to_netback(struct xenbus_device *dev,
goto out;
}
+ rtnl_lock();
if (info->queues)
xennet_destroy_queues(info);
@@ -1838,6 +1824,7 @@ static int talk_to_netback(struct xenbus_device *dev,
info->queues = NULL;
goto out;
}
+ rtnl_unlock();
/* Create shared ring, alloc event channel -- for each queue */
for (i = 0; i < num_queues; ++i) {
@@ -1934,8 +1921,10 @@ abort_transaction_no_dev_fatal:
xenbus_transaction_end(xbt, 1);
destroy_ring:
xennet_disconnect_backend(info);
+ rtnl_lock();
xennet_destroy_queues(info);
out:
+ rtnl_unlock();
device_unregister(&dev->dev);
return err;
}
@@ -1965,6 +1954,15 @@ static int xennet_connect(struct net_device *dev)
netdev_update_features(dev);
rtnl_unlock();
+ if (dev->reg_state == NETREG_UNINITIALIZED) {
+ err = register_netdev(dev);
+ if (err) {
+ pr_warn("%s: register_netdev err=%d\n", __func__, err);
+ device_unregister(&np->xbdev->dev);
+ return err;
+ }
+ }
+
/*
* All public and private state should now be sane. Get
* ready to start sending and receiving packets and give the driver
@@ -2150,10 +2148,14 @@ static int xennet_remove(struct xenbus_device *dev)
xennet_disconnect_backend(info);
- unregister_netdev(info->netdev);
+ if (info->netdev->reg_state == NETREG_REGISTERED)
+ unregister_netdev(info->netdev);
- if (info->queues)
+ if (info->queues) {
+ rtnl_lock();
xennet_destroy_queues(info);
+ rtnl_unlock();
+ }
xennet_free_netdev(info->netdev);
return 0;

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