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path: root/drivers/net/can/usb
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Diffstat (limited to 'drivers/net/can/usb')
-rw-r--r--drivers/net/can/usb/ems_usb.c2
-rw-r--r--drivers/net/can/usb/esd_usb.c8
-rw-r--r--drivers/net/can/usb/etas_es58x/es58x_core.c7
-rw-r--r--drivers/net/can/usb/gs_usb.c2
-rw-r--r--drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c2
-rw-r--r--drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c4
-rw-r--r--drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c4
-rw-r--r--drivers/net/can/usb/mcba_usb.c12
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb_core.c2
-rw-r--r--drivers/net/can/usb/ucan.c2
-rw-r--r--drivers/net/can/usb/usb_8dev.c2
11 files changed, 30 insertions, 17 deletions
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index d31191686a54..050c0b49938a 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -747,7 +747,7 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne
size_t size = CPC_HEADER_SIZE + CPC_MSG_HEADER_LEN
+ sizeof(struct cpc_can_msg);
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* create a URB, and a buffer for it, and copy the data to the URB */
diff --git a/drivers/net/can/usb/esd_usb.c b/drivers/net/can/usb/esd_usb.c
index 1bcfad11b1e4..42323f5e6f3a 100644
--- a/drivers/net/can/usb/esd_usb.c
+++ b/drivers/net/can/usb/esd_usb.c
@@ -234,6 +234,10 @@ static void esd_usb_rx_event(struct esd_usb_net_priv *priv,
u8 rxerr = msg->msg.rx.data[2];
u8 txerr = msg->msg.rx.data[3];
+ netdev_dbg(priv->netdev,
+ "CAN_ERR_EV_EXT: dlc=%#02x state=%02x ecc=%02x rec=%02x tec=%02x\n",
+ msg->msg.rx.dlc, state, ecc, rxerr, txerr);
+
skb = alloc_can_err_skb(priv->netdev, &cf);
if (skb == NULL) {
stats->rx_dropped++;
@@ -260,6 +264,8 @@ static void esd_usb_rx_event(struct esd_usb_net_priv *priv,
break;
default:
priv->can.state = CAN_STATE_ERROR_ACTIVE;
+ txerr = 0;
+ rxerr = 0;
break;
}
} else {
@@ -725,7 +731,7 @@ static netdev_tx_t esd_usb_start_xmit(struct sk_buff *skb,
int ret = NETDEV_TX_OK;
size_t size = sizeof(struct esd_usb_msg);
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* create a URB, and a buffer for it, and copy the data to the URB */
diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.c b/drivers/net/can/usb/etas_es58x/es58x_core.c
index 51294b717040..ddb7c5735c9a 100644
--- a/drivers/net/can/usb/etas_es58x/es58x_core.c
+++ b/drivers/net/can/usb/etas_es58x/es58x_core.c
@@ -1913,7 +1913,7 @@ static netdev_tx_t es58x_start_xmit(struct sk_buff *skb,
unsigned int frame_len;
int ret;
- if (can_dropped_invalid_skb(netdev, skb)) {
+ if (can_dev_dropped_skb(netdev, skb)) {
if (priv->tx_urb)
goto xmit_commit;
return NETDEV_TX_OK;
@@ -2091,8 +2091,11 @@ static int es58x_init_netdev(struct es58x_device *es58x_dev, int channel_idx)
netdev->dev_port = channel_idx;
ret = register_candev(netdev);
- if (ret)
+ if (ret) {
+ es58x_dev->netdev[channel_idx] = NULL;
+ free_candev(netdev);
return ret;
+ }
netdev_queue_set_dql_min_limit(netdev_get_tx_queue(netdev, 0),
es58x_dev->param->dql_min_limit);
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index f0065d40eb24..9c2c25fde3d1 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -723,7 +723,7 @@ static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb,
unsigned int idx;
struct gs_tx_context *txc;
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* find an empty context to keep track of transmission */
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index e91648ed7386..802e27c0eced 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -570,7 +570,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
unsigned int i;
unsigned long flags;
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
urb = usb_alloc_urb(0, GFP_ATOMIC);
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 7b52fda73d82..66f672ea631b 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -1875,7 +1875,7 @@ static int kvaser_usb_hydra_start_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ,
priv->channel);
@@ -1893,7 +1893,7 @@ static int kvaser_usb_hydra_stop_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
/* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT
* see comment in kvaser_usb_hydra_update_state()
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 50f2ac8319ff..19958037720f 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -1320,7 +1320,7 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP,
priv->channel);
@@ -1338,7 +1338,7 @@ static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
priv->channel);
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 69346c63021f..47619e9cb005 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -47,6 +47,10 @@
#define MCBA_VER_REQ_USB 1
#define MCBA_VER_REQ_CAN 2
+/* Drive the CAN_RES signal LOW "0" to activate R24 and R25 */
+#define MCBA_VER_TERMINATION_ON 0
+#define MCBA_VER_TERMINATION_OFF 1
+
#define MCBA_SIDL_EXID_MASK 0x8
#define MCBA_DLC_MASK 0xf
#define MCBA_DLC_RTR_MASK 0x40
@@ -311,7 +315,7 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb,
.cmd_id = MBCA_CMD_TRANSMIT_MESSAGE_EV
};
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
ctx = mcba_usb_get_free_ctx(priv, cf);
@@ -463,7 +467,7 @@ static void mcba_usb_process_ka_usb(struct mcba_priv *priv,
priv->usb_ka_first_pass = false;
}
- if (msg->termination_state)
+ if (msg->termination_state == MCBA_VER_TERMINATION_ON)
priv->can.termination = MCBA_TERMINATION_ENABLED;
else
priv->can.termination = MCBA_TERMINATION_DISABLED;
@@ -785,9 +789,9 @@ static int mcba_set_termination(struct net_device *netdev, u16 term)
};
if (term == MCBA_TERMINATION_ENABLED)
- usb_msg.termination = 1;
+ usb_msg.termination = MCBA_VER_TERMINATION_ON;
else
- usb_msg.termination = 0;
+ usb_msg.termination = MCBA_VER_TERMINATION_OFF;
mcba_usb_xmit_cmd(priv, (struct mcba_usb_msg *)&usb_msg);
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
index 225697d70a9a..1d996d3320fe 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
@@ -351,7 +351,7 @@ static netdev_tx_t peak_usb_ndo_start_xmit(struct sk_buff *skb,
int i, err;
size_t size = dev->adapter->tx_buffer_size;
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
for (i = 0; i < PCAN_USB_MAX_TX_URBS; i++)
diff --git a/drivers/net/can/usb/ucan.c b/drivers/net/can/usb/ucan.c
index 7c35f50fda4e..67c2ff407d06 100644
--- a/drivers/net/can/usb/ucan.c
+++ b/drivers/net/can/usb/ucan.c
@@ -1120,7 +1120,7 @@ static netdev_tx_t ucan_start_xmit(struct sk_buff *skb,
struct can_frame *cf = (struct can_frame *)skb->data;
/* check skb */
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* allocate a context and slow down tx path, if fifo state is low */
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c
index 64c00abe91cf..8a5596ce4e46 100644
--- a/drivers/net/can/usb/usb_8dev.c
+++ b/drivers/net/can/usb/usb_8dev.c
@@ -602,7 +602,7 @@ static netdev_tx_t usb_8dev_start_xmit(struct sk_buff *skb,
int i, err;
size_t size = sizeof(struct usb_8dev_tx_msg);
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* create a URB, and a buffer for it, and copy the data to the URB */