diff options
-rw-r--r-- | drivers/net/ethernet/ti/davinci_emac.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index c674e34b6839..399bc92562f4 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -412,8 +412,20 @@ static int emac_set_coalesce(struct net_device *ndev, u32 int_ctrl, num_interrupts = 0; u32 prescale = 0, addnl_dvdr = 1, coal_intvl = 0; - if (!coal->rx_coalesce_usecs) - return -EINVAL; + if (!coal->rx_coalesce_usecs) { + priv->coal_intvl = 0; + + switch (priv->version) { + case EMAC_VERSION_2: + emac_ctrl_write(EMAC_DM646X_CMINTCTRL, 0); + break; + default: + emac_ctrl_write(EMAC_CTRL_EWINTTCNT, 0); + break; + } + + return 0; + } coal_intvl = coal->rx_coalesce_usecs; |