diff options
| -rw-r--r-- | drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index ba18782a142d..0507369bb54d 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -924,6 +924,25 @@ static void mvpp2_bm_pool_update_fc(struct mvpp2_port *port, spin_unlock_irqrestore(&port->priv->mss_spinlock, flags); } +/* disable/enable flow control for BM pool on all ports */ +static void mvpp2_bm_pool_update_priv_fc(struct mvpp2 *priv, bool en) +{ + struct mvpp2_port *port; + int i; + + for (i = 0; i < priv->port_count; i++) { + port = priv->port_list[i]; + if (port->priv->percpu_pools) { + for (i = 0; i < port->nrxqs; i++) + mvpp2_bm_pool_update_fc(port, &port->priv->bm_pools[i], + port->tx_fc & en); + } else { + mvpp2_bm_pool_update_fc(port, port->pool_long, port->tx_fc & en); + mvpp2_bm_pool_update_fc(port, port->pool_short, port->tx_fc & en); + } + } +} + static int mvpp2_enable_global_fc(struct mvpp2 *priv) { int val, timeout = 0; @@ -4913,6 +4932,7 @@ static int mvpp2_set_mac_address(struct net_device *dev, void *p) */ static int mvpp2_bm_switch_buffers(struct mvpp2 *priv, bool percpu) { + bool change_percpu = (percpu != priv->percpu_pools); int numbufs = MVPP2_BM_POOLS_NUM, i; struct mvpp2_port *port = NULL; bool status[MVPP2_MAX_PORTS]; @@ -4928,6 +4948,9 @@ static int mvpp2_bm_switch_buffers(struct mvpp2 *priv, bool percpu) if (priv->percpu_pools) numbufs = port->nrxqs * 2; + if (change_percpu) + mvpp2_bm_pool_update_priv_fc(priv, false); + for (i = 0; i < numbufs; i++) mvpp2_bm_pool_destroy(port->dev->dev.parent, priv, &priv->bm_pools[i]); @@ -4942,6 +4965,9 @@ static int mvpp2_bm_switch_buffers(struct mvpp2 *priv, bool percpu) mvpp2_open(port->dev); } + if (change_percpu) + mvpp2_bm_pool_update_priv_fc(priv, true); + return 0; } |