aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c9
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c27
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c63
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c31
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h3
-rw-r--r--drivers/net/ethernet/emulex/benet/be_main.c4
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c3
-rw-r--r--drivers/net/ethernet/jme.c2
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic.h1
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c20
-rw-r--r--drivers/net/ethernet/sun/niu.c2
-rw-r--r--drivers/net/ethernet/toshiba/ps3_gelic_net.c3
-rw-r--r--drivers/net/ethernet/toshiba/ps3_gelic_net.h1
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c1
-rw-r--r--drivers/net/hyperv/netvsc_drv.c2
-rw-r--r--drivers/net/irda/irtty-sir.c8
-rw-r--r--drivers/net/usb/ax88179_178a.c8
-rw-r--r--drivers/net/usb/cdc_mbim.c4
-rw-r--r--drivers/net/usb/usbnet.c45
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c10
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c3
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c3
-rw-r--r--drivers/net/wireless/ath/carl9170/main.c3
-rw-r--r--drivers/net/wireless/iwlegacy/4965-mac.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c3
26 files changed, 163 insertions, 100 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index f2d1ff10054b..0cc26110868d 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -53,6 +53,7 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to)
struct bnx2x_fp_stats *to_fp_stats = &bp->fp_stats[to];
int old_max_eth_txqs, new_max_eth_txqs;
int old_txdata_index = 0, new_txdata_index = 0;
+ struct bnx2x_agg_info *old_tpa_info = to_fp->tpa_info;
/* Copy the NAPI object as it has been already initialized */
from_fp->napi = to_fp->napi;
@@ -61,6 +62,11 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to)
memcpy(to_fp, from_fp, sizeof(*to_fp));
to_fp->index = to;
+ /* Retain the tpa_info of the original `to' version as we don't want
+ * 2 FPs to contain the same tpa_info pointer.
+ */
+ to_fp->tpa_info = old_tpa_info;
+
/* move sp_objs contents as well, as their indices match fp ones */
memcpy(to_sp_objs, from_sp_objs, sizeof(*to_sp_objs));
@@ -2956,8 +2962,9 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link)
if (IS_PF(bp)) {
if (CNIC_LOADED(bp))
bnx2x_free_mem_cnic(bp);
- bnx2x_free_mem(bp);
}
+ bnx2x_free_mem(bp);
+
bp->state = BNX2X_STATE_CLOSED;
bp->cnic_loaded = false;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 8bdc8b973007..815f2dea6337 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -7855,12 +7855,15 @@ void bnx2x_free_mem(struct bnx2x *bp)
{
int i;
- BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
- sizeof(struct host_sp_status_block));
-
BNX2X_PCI_FREE(bp->fw_stats, bp->fw_stats_mapping,
bp->fw_stats_data_sz + bp->fw_stats_req_sz);
+ if (IS_VF(bp))
+ return;
+
+ BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
+ sizeof(struct host_sp_status_block));
+
BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping,
sizeof(struct bnx2x_slowpath));
@@ -9957,8 +9960,6 @@ static int bnx2x_prev_mark_path(struct bnx2x *bp, bool after_undi)
static int bnx2x_do_flr(struct bnx2x *bp)
{
- int i;
- u16 status;
struct pci_dev *dev = bp->pdev;
if (CHIP_IS_E1x(bp)) {
@@ -9973,20 +9974,8 @@ static int bnx2x_do_flr(struct bnx2x *bp)
return -EINVAL;
}
- /* Wait for Transaction Pending bit clean */
- for (i = 0; i < 4; i++) {
- if (i)
- msleep((1 << (i - 1)) * 100);
-
- pcie_capability_read_word(dev, PCI_EXP_DEVSTA, &status);
- if (!(status & PCI_EXP_DEVSTA_TRPND))
- goto clear;
- }
-
- dev_err(&dev->dev,
- "transaction is not cleared; proceeding with reset anyway\n");
-
-clear:
+ if (!pci_wait_for_pending_transaction(dev))
+ dev_err(&dev->dev, "transaction is not cleared; proceeding with reset anyway\n");
BNX2X_DEV_INFO("Initiating FLR\n");
bnx2x_fw_command(bp, DRV_MSG_CODE_INITIATE_FLR, 0);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index ad83f4b48777..e8706e19f96f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -522,23 +522,6 @@ static int bnx2x_vfop_set_user_req(struct bnx2x *bp,
return 0;
}
-static int
-bnx2x_vfop_config_vlan0(struct bnx2x *bp,
- struct bnx2x_vlan_mac_ramrod_params *vlan_mac,
- bool add)
-{
- int rc;
-
- vlan_mac->user_req.cmd = add ? BNX2X_VLAN_MAC_ADD :
- BNX2X_VLAN_MAC_DEL;
- vlan_mac->user_req.u.vlan.vlan = 0;
-
- rc = bnx2x_config_vlan_mac(bp, vlan_mac);
- if (rc == -EEXIST)
- rc = 0;
- return rc;
-}
-
static int bnx2x_vfop_config_list(struct bnx2x *bp,
struct bnx2x_vfop_filters *filters,
struct bnx2x_vlan_mac_ramrod_params *vlan_mac)
@@ -643,30 +626,14 @@ static void bnx2x_vfop_vlan_mac(struct bnx2x *bp, struct bnx2x_virtf *vf)
case BNX2X_VFOP_VLAN_CONFIG_LIST:
/* next state */
- vfop->state = BNX2X_VFOP_VLAN_CONFIG_LIST_0;
-
- /* remove vlan0 - could be no-op */
- vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, false);
- if (vfop->rc)
- goto op_err;
+ vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE;
- /* Do vlan list config. if this operation fails we try to
- * restore vlan0 to keep the queue is working order
- */
+ /* do list config */
vfop->rc = bnx2x_vfop_config_list(bp, filters, vlan_mac);
if (!vfop->rc) {
set_bit(RAMROD_CONT, &vlan_mac->ramrod_flags);
vfop->rc = bnx2x_config_vlan_mac(bp, vlan_mac);
}
- bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); /* fall-through */
-
- case BNX2X_VFOP_VLAN_CONFIG_LIST_0:
- /* next state */
- vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE;
-
- if (list_empty(&obj->head))
- /* add vlan0 */
- vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, true);
bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE);
default:
@@ -2819,6 +2786,18 @@ int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map)
return 0;
}
+struct set_vf_state_cookie {
+ struct bnx2x_virtf *vf;
+ u8 state;
+};
+
+void bnx2x_set_vf_state(void *cookie)
+{
+ struct set_vf_state_cookie *p = (struct set_vf_state_cookie *)cookie;
+
+ p->vf->state = p->state;
+}
+
/* VFOP close (teardown the queues, delete mcasts and close HW) */
static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf)
{
@@ -2869,7 +2848,19 @@ static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf)
op_err:
BNX2X_ERR("VF[%d] CLOSE error: rc %d\n", vf->abs_vfid, vfop->rc);
op_done:
- vf->state = VF_ACQUIRED;
+
+ /* need to make sure there are no outstanding stats ramrods which may
+ * cause the device to access the VF's stats buffer which it will free
+ * as soon as we return from the close flow.
+ */
+ {
+ struct set_vf_state_cookie cookie;
+
+ cookie.vf = vf;
+ cookie.state = VF_ACQUIRED;
+ bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie);
+ }
+
DP(BNX2X_MSG_IOV, "set state to acquired\n");
bnx2x_vfop_end(bp, vf, vfop);
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
index d63d1327b051..86436c77af03 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
@@ -522,20 +522,16 @@ static void bnx2x_func_stats_init(struct bnx2x *bp)
/* should be called under stats_sema */
static void __bnx2x_stats_start(struct bnx2x *bp)
{
- /* vfs travel through here as part of the statistics FSM, but no action
- * is required
- */
- if (IS_VF(bp))
- return;
-
- if (bp->port.pmf)
- bnx2x_port_stats_init(bp);
+ if (IS_PF(bp)) {
+ if (bp->port.pmf)
+ bnx2x_port_stats_init(bp);
- else if (bp->func_stx)
- bnx2x_func_stats_init(bp);
+ else if (bp->func_stx)
+ bnx2x_func_stats_init(bp);
- bnx2x_hw_stats_post(bp);
- bnx2x_storm_stats_post(bp);
+ bnx2x_hw_stats_post(bp);
+ bnx2x_storm_stats_post(bp);
+ }
bp->stats_started = true;
}
@@ -1997,3 +1993,14 @@ void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
estats->mac_discard);
}
}
+
+void bnx2x_stats_safe_exec(struct bnx2x *bp,
+ void (func_to_exec)(void *cookie),
+ void *cookie){
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
+ bnx2x_stats_comp(bp);
+ func_to_exec(cookie);
+ __bnx2x_stats_start(bp);
+ up(&bp->stats_sema);
+}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
index 853824d258e8..f35845006cdd 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
@@ -539,6 +539,9 @@ struct bnx2x;
void bnx2x_memset_stats(struct bnx2x *bp);
void bnx2x_stats_init(struct bnx2x *bp);
void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
+void bnx2x_stats_safe_exec(struct bnx2x *bp,
+ void (func_to_exec)(void *cookie),
+ void *cookie);
/**
* bnx2x_save_statistics - save statistics when unloading.
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 4559c35eea13..3d91a5ec61a4 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -4373,6 +4373,10 @@ static int be_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
+ status = be_fw_wait_ready(adapter);
+ if (status)
+ return status;
+
/* tell fw we're ready to fire cmds */
status = be_cmd_fw_init(adapter);
if (status)
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 77ea0db0bbfc..c610a2716be4 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -971,8 +971,7 @@ fec_enet_rx(struct net_device *ndev, int budget)
htons(ETH_P_8021Q),
vlan_tag);
- if (!skb_defer_rx_timestamp(skb))
- napi_gro_receive(&fep->napi, skb);
+ napi_gro_receive(&fep->napi, skb);
}
bdp->cbd_bufaddr = dma_map_single(&fep->pdev->dev, data,
diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c
index 7fbe6abf6054..23de82a9da82 100644
--- a/drivers/net/ethernet/jme.c
+++ b/drivers/net/ethernet/jme.c
@@ -3069,7 +3069,7 @@ jme_init_one(struct pci_dev *pdev,
jwrite32(jme, JME_APMC, apmc);
}
- NETIF_NAPI_SET(netdev, &jme->napi, jme_poll, jme->rx_ring_size >> 2)
+ NETIF_NAPI_SET(netdev, &jme->napi, jme_poll, NAPI_POLL_WEIGHT)
spin_lock_init(&jme->phy_lock);
spin_lock_init(&jme->macaddr_lock);
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
index 3fe09ab2d7c9..32675e16021e 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
@@ -1171,7 +1171,6 @@ typedef struct {
#define NETXEN_DB_MAPSIZE_BYTES 0x1000
-#define NETXEN_NETDEV_WEIGHT 128
#define NETXEN_ADAPTER_UP_MAGIC 777
#define NETXEN_NIC_PEG_TUNE 0
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index c401b0b4353d..ec4cf7fd4123 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -197,7 +197,7 @@ netxen_napi_add(struct netxen_adapter *adapter, struct net_device *netdev)
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
netif_napi_add(netdev, &sds_ring->napi,
- netxen_nic_poll, NETXEN_NETDEV_WEIGHT);
+ netxen_nic_poll, NAPI_POLL_WEIGHT);
}
return 0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 03de76c7a177..1c83a44c547b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -71,14 +71,18 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
plat->force_sf_dma_mode = 1;
}
- dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg), GFP_KERNEL);
- if (!dma_cfg)
- return -ENOMEM;
-
- plat->dma_cfg = dma_cfg;
- of_property_read_u32(np, "snps,pbl", &dma_cfg->pbl);
- dma_cfg->fixed_burst = of_property_read_bool(np, "snps,fixed-burst");
- dma_cfg->mixed_burst = of_property_read_bool(np, "snps,mixed-burst");
+ if (of_find_property(np, "snps,pbl", NULL)) {
+ dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg),
+ GFP_KERNEL);
+ if (!dma_cfg)
+ return -ENOMEM;
+ plat->dma_cfg = dma_cfg;
+ of_property_read_u32(np, "snps,pbl", &dma_cfg->pbl);
+ dma_cfg->fixed_burst =
+ of_property_read_bool(np, "snps,fixed-burst");
+ dma_cfg->mixed_burst =
+ of_property_read_bool(np, "snps,mixed-burst");
+ }
return 0;
}
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index fa322409bff3..52b2adf63cbf 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -9478,7 +9478,7 @@ static struct niu_parent *niu_new_parent(struct niu *np,
if (IS_ERR(plat_dev))
return NULL;
- for (i = 0; attr_name(niu_parent_attributes[i]); i++) {
+ for (i = 0; niu_parent_attributes[i].attr.name; i++) {
int err = device_create_file(&plat_dev->dev,
&niu_parent_attributes[i]);
if (err)
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
index ad32af67e618..9c805e0c0cae 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
@@ -1466,8 +1466,7 @@ static void gelic_ether_setup_netdev_ops(struct net_device *netdev,
{
netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT;
/* NAPI */
- netif_napi_add(netdev, napi,
- gelic_net_poll, GELIC_NET_NAPI_WEIGHT);
+ netif_napi_add(netdev, napi, gelic_net_poll, NAPI_POLL_WEIGHT);
netdev->ethtool_ops = &gelic_ether_ethtool_ops;
netdev->netdev_ops = &gelic_netdevice_ops;
}
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.h b/drivers/net/ethernet/toshiba/ps3_gelic_net.h
index a93df6ac1909..309abb472aa2 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.h
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.h
@@ -37,7 +37,6 @@
#define GELIC_NET_RXBUF_ALIGN 128
#define GELIC_CARD_RX_CSUM_DEFAULT 1 /* hw chksum */
#define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ
-#define GELIC_NET_NAPI_WEIGHT (GELIC_NET_RX_DESCRIPTORS)
#define GELIC_NET_BROADCAST_ADDR 0xffffffffffffL
#define GELIC_NET_MC_COUNT_MAX 32 /* multicast address list */
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
index e90e1f46121e..64b4639f43b6 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
@@ -175,6 +175,7 @@ int axienet_mdio_setup(struct axienet_local *lp, struct device_node *np)
printk(KERN_WARNING "Setting MDIO clock divisor to "
"default %d\n", DEFAULT_CLOCK_DIVISOR);
clk_div = DEFAULT_CLOCK_DIVISOR;
+ of_node_put(np1);
goto issue;
}
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 23a0fff0df52..524f713f6017 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -306,7 +306,6 @@ static void netvsc_get_drvinfo(struct net_device *net,
struct ethtool_drvinfo *info)
{
strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
- strlcpy(info->version, HV_DRV_VERSION, sizeof(info->version));
strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
}
@@ -529,7 +528,6 @@ static int __init netvsc_drv_init(void)
}
MODULE_LICENSE("GPL");
-MODULE_VERSION(HV_DRV_VERSION);
MODULE_DESCRIPTION("Microsoft Hyper-V network driver");
module_init(netvsc_drv_init);
diff --git a/drivers/net/irda/irtty-sir.c b/drivers/net/irda/irtty-sir.c
index a41267197839..177441afeb96 100644
--- a/drivers/net/irda/irtty-sir.c
+++ b/drivers/net/irda/irtty-sir.c
@@ -123,14 +123,14 @@ static int irtty_change_speed(struct sir_dev *dev, unsigned speed)
tty = priv->tty;
- mutex_lock(&tty->termios_mutex);
+ down_write(&tty->termios_rwsem);
old_termios = tty->termios;
cflag = tty->termios.c_cflag;
tty_encode_baud_rate(tty, speed, speed);
if (tty->ops->set_termios)
tty->ops->set_termios(tty, &old_termios);
priv->io.speed = speed;
- mutex_unlock(&tty->termios_mutex);
+ up_write(&tty->termios_rwsem);
return 0;
}
@@ -280,7 +280,7 @@ static inline void irtty_stop_receiver(struct tty_struct *tty, int stop)
struct ktermios old_termios;
int cflag;
- mutex_lock(&tty->termios_mutex);
+ down_write(&tty->termios_rwsem);
old_termios = tty->termios;
cflag = tty->termios.c_cflag;
@@ -292,7 +292,7 @@ static inline void irtty_stop_receiver(struct tty_struct *tty, int stop)
tty->termios.c_cflag = cflag;
if (tty->ops->set_termios)
tty->ops->set_termios(tty, &old_termios);
- mutex_unlock(&tty->termios_mutex);
+ up_write(&tty->termios_rwsem);
}
/*****************************************************************/
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 2bc87e3a8141..4233c05a3e32 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1028,12 +1028,20 @@ static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
dev->mii.phy_id = 0x03;
dev->mii.supports_gmii = 1;
+ if (usb_device_no_sg_constraint(dev->udev))
+ dev->can_dma_sg = 1;
+
dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_RXCSUM;
dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_RXCSUM;
+ if (dev->can_dma_sg) {
+ dev->net->features |= NETIF_F_SG | NETIF_F_TSO;
+ dev->net->hw_features |= NETIF_F_SG | NETIF_F_TSO;
+ }
+
/* Enable checksum offload */
*tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 872819851aef..25ba7eca9a13 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -400,6 +400,10 @@ static const struct usb_device_id mbim_devs[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x68a2, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_zlp,
},
+ /* HP hs2434 Mobile Broadband Module needs ZLPs */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3f0, 0x4b1d, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&cdc_mbim_info_zlp,
+ },
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info,
},
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 06ee82f557d4..27a00b006033 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1197,6 +1197,37 @@ EXPORT_SYMBOL_GPL(usbnet_tx_timeout);
/*-------------------------------------------------------------------------*/
+static int build_dma_sg(const struct sk_buff *skb, struct urb *urb)
+{
+ unsigned num_sgs, total_len = 0;
+ int i, s = 0;
+
+ num_sgs = skb_shinfo(skb)->nr_frags + 1;
+ if (num_sgs == 1)
+ return 0;
+
+ urb->sg = kmalloc(num_sgs * sizeof(struct scatterlist), GFP_ATOMIC);
+ if (!urb->sg)
+ return -ENOMEM;
+
+ urb->num_sgs = num_sgs;
+ sg_init_table(urb->sg, urb->num_sgs);
+
+ sg_set_buf(&urb->sg[s++], skb->data, skb_headlen(skb));
+ total_len += skb_headlen(skb);
+
+ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ struct skb_frag_struct *f = &skb_shinfo(skb)->frags[i];
+
+ total_len += skb_frag_size(f);
+ sg_set_page(&urb->sg[i + s], f->page.p, f->size,
+ f->page_offset);
+ }
+ urb->transfer_buffer_length = total_len;
+
+ return 1;
+}
+
netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
struct net_device *net)
{
@@ -1223,7 +1254,6 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
goto drop;
}
}
- length = skb->len;
if (!(urb = usb_alloc_urb (0, GFP_ATOMIC))) {
netif_dbg(dev, tx_err, dev->net, "no urb\n");
@@ -1233,10 +1263,14 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
entry = (struct skb_data *) skb->cb;
entry->urb = urb;
entry->dev = dev;
- entry->length = length;
usb_fill_bulk_urb (urb, dev->udev, dev->out,
skb->data, skb->len, tx_complete, skb);
+ if (dev->can_dma_sg) {
+ if (build_dma_sg(skb, urb) < 0)
+ goto drop;
+ }
+ entry->length = length = urb->transfer_buffer_length;
/* don't assume the hardware handles USB_ZERO_PACKET
* NOTE: strictly conforming cdc-ether devices should expect
@@ -1305,7 +1339,10 @@ drop:
not_drop:
if (skb)
dev_kfree_skb_any (skb);
- usb_free_urb (urb);
+ if (urb) {
+ kfree(urb->sg);
+ usb_free_urb(urb);
+ }
} else
netif_dbg(dev, tx_queued, dev->net,
"> tx, len %d, type 0x%x\n", length, skb->protocol);
@@ -1356,6 +1393,7 @@ static void usbnet_bh (unsigned long param)
rx_process (dev, skb);
continue;
case tx_done:
+ kfree(entry->urb->sg);
case rx_cleanup:
usb_free_urb (entry->urb);
dev_kfree_skb (skb);
@@ -1689,6 +1727,7 @@ int usbnet_resume (struct usb_interface *intf)
retval = usb_submit_urb(res, GFP_ATOMIC);
if (retval < 0) {
dev_kfree_skb_any(skb);
+ kfree(res->sg);
usb_free_urb(res);
usb_autopm_put_interface_async(dev->intf);
} else {
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index e602c9519709..c028df76b564 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -448,6 +448,7 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv,
struct ieee80211_conf *cur_conf = &priv->hw->conf;
bool txok;
int slot;
+ int hdrlen, padsize;
slot = strip_drv_header(priv, skb);
if (slot < 0) {
@@ -504,6 +505,15 @@ send_mac80211:
ath9k_htc_tx_clear_slot(priv, slot);
+ /* Remove padding before handing frame back to mac80211 */
+ hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+
+ padsize = hdrlen & 3;
+ if (padsize && skb->len > hdrlen + padsize) {
+ memmove(skb->data + padsize, skb->data, hdrlen);
+ skb_pull(skb, padsize);
+ }
+
/* Send status to mac80211 */
ieee80211_tx_status(priv->hw, skb);
}
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 16f8b201642b..026a2a067b46 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -802,7 +802,8 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
- IEEE80211_HW_SUPPORTS_RC_TABLE;
+ IEEE80211_HW_SUPPORTS_RC_TABLE |
+ IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 1737a3e33685..cb5a65553ac7 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -173,8 +173,7 @@ static void ath_restart_work(struct ath_softc *sc)
{
ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
- if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9485(sc->sc_ah) ||
- AR_SREV_9550(sc->sc_ah))
+ if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah))
ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work,
msecs_to_jiffies(ATH_PLL_WORK_INTERVAL));
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 4a33c6e39ca2..349fa22a921a 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1860,7 +1860,8 @@ void *carl9170_alloc(size_t priv_size)
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC |
IEEE80211_HW_SUPPORTS_RC_TABLE |
- IEEE80211_HW_SIGNAL_DBM;
+ IEEE80211_HW_SIGNAL_DBM |
+ IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
if (!modparam_noht) {
/*
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index f2ed62e37340..7acf5ee23582 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -4464,9 +4464,9 @@ il4965_irq_tasklet(struct il_priv *il)
set_bit(S_RFKILL, &il->status);
} else {
clear_bit(S_RFKILL, &il->status);
- wiphy_rfkill_set_hw_state(il->hw->wiphy, hw_rf_kill);
il_force_reset(il, true);
}
+ wiphy_rfkill_set_hw_state(il->hw->wiphy, hw_rf_kill);
handled |= CSR_INT_BIT_RF_KILL;
}
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 1f80ea5e29dd..1b41c8eda12d 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -6133,7 +6133,8 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_AMPDU_AGGREGATION |
- IEEE80211_HW_REPORTS_TX_ACK_STATUS;
+ IEEE80211_HW_REPORTS_TX_ACK_STATUS |
+ IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
/*
* Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices