diff options
| -rw-r--r-- | drivers/net/can/mcp251x.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index 535e4032da2b..899b152ee8ae 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -593,15 +593,22 @@ static int mcp251x_do_set_bittiming(struct net_device *net) return 0; } -static int mcp251x_get_berr_counter(const struct net_device *dev, struct can_berr_counter *bec) +static int mcp251x_get_berr_counter(const struct net_device *dev, + struct can_berr_counter *bec) { struct mcp251x_priv *priv = netdev_priv(dev); struct spi_device *spi = priv->spi; uint8_t tec,rec; + mutex_lock(&priv->mcp_lock); + mcp251x_read_2regs(spi, TEC, &tec, &rec); + + mutex_unlock(&priv->mcp_lock); + bec->txerr = tec; bec->rxerr = rec; + return 0; } |