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net: ethernet: ti: cpsw: sync rates for channels in dual emac mode

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The channels are common for both ndevs in dual emac mode. Hence, keep
in sync their rates.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ivan Khoronzhuk 2016-12-10 14:23:50 +02:00 committed by David S. Miller
parent 0be01b8e0a
commit 52986a2f92
1 changed files with 11 additions and 1 deletions
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12
drivers/net/ethernet/ti/cpsw.c
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@ -2020,9 +2020,10 @@ static int cpsw_ndo_set_tx_maxrate(struct net_device *ndev, int queue, u32 rate)
{
struct cpsw_priv *priv = netdev_priv(ndev);
struct cpsw_common *cpsw = priv->cpsw;
struct cpsw_slave *slave;
u32 min_rate;
u32 ch_rate;
int ret;
int i, ret;
ch_rate = netdev_get_tx_queue(ndev, queue)->tx_maxrate;
if (ch_rate == rate)
@ -2053,6 +2054,15 @@ static int cpsw_ndo_set_tx_maxrate(struct net_device *ndev, int queue, u32 rate)
if (ret)
return ret;
/* update rates for slaves tx queues */
for (i = 0; i < cpsw->data.slaves; i++) {
slave = &cpsw->slaves[i];
if (!slave->ndev)
continue;
netdev_get_tx_queue(slave->ndev, queue)->tx_maxrate = rate;
}
cpsw_split_res(ndev);
return ret;
}