[PATCH net-next v2 1/4] net: mvneta: Make the default queue related for each port

Gregory CLEMENT
2015-12-04T18:44:57Z

Instead of using the same default queue for all the port. Move it in the
port struct. It will allow have a different default queue for each port.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
---
drivers/net/ethernet/marvell/mvneta.c | 33 ++++++++++++++++++---------------
1 file changed, 18 insertions(+), 15 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index e84c7f2634d3..1c7751917d58 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -354,6 +354,7 @@ struct mvneta_port {
struct mvneta_tx_queue *txqs;
struct net_device *dev;
struct notifier_block cpu_notifier;
+ int rxq_def;

/* Core clock */
struct clk *clk;
@@ -817,7 +818,7 @@ static void mvneta_port_up(struct mvneta_port *pp)
mvreg_write(pp, MVNETA_TXQ_CMD, q_map);

/* Enable all initialized RXQs. */
- mvreg_write(pp, MVNETA_RXQ_CMD, BIT(rxq_def));
+ mvreg_write(pp, MVNETA_RXQ_CMD, BIT(pp->rxq_def));
}

/* Stop the Ethernet port activity */
@@ -1027,7 +1028,7 @@ static void mvneta_defaults_set(struct mvneta_port *pp)
mvreg_write(pp, MVNETA_ACC_MODE, val);

/* Update val of portCfg register accordingly with all RxQueue types */
- val = MVNETA_PORT_CONFIG_DEFL_VALUE(rxq_def);
+ val = MVNETA_PORT_CONFIG_DEFL_VALUE(pp->rxq_def);
mvreg_write(pp, MVNETA_PORT_CONFIG, val);

val = 0;
@@ -2076,19 +2077,19 @@ static void mvneta_set_rx_mode(struct net_device *dev)
if (dev->flags & IFF_PROMISC) {
/* Accept all: Multicast + Unicast */
mvneta_rx_unicast_promisc_set(pp, 1);
- mvneta_set_ucast_table(pp, rxq_def);
- mvneta_set_special_mcast_table(pp, rxq_def);
- mvneta_set_other_mcast_table(pp, rxq_def);
+ mvneta_set_ucast_table(pp, pp->rxq_def);
+ mvneta_set_special_mcast_table(pp, pp->rxq_def);
+ mvneta_set_other_mcast_table(pp, pp->rxq_def);
} else {
/* Accept single Unicast */
mvneta_rx_unicast_promisc_set(pp, 0);
mvneta_set_ucast_table(pp, -1);
- mvneta_mac_addr_set(pp, dev->dev_addr, rxq_def);
+ mvneta_mac_addr_set(pp, dev->dev_addr, pp->rxq_def);

if (dev->flags & IFF_ALLMULTI) {
/* Accept all multicast */
- mvneta_set_special_mcast_table(pp, rxq_def);
- mvneta_set_other_mcast_table(pp, rxq_def);
+ mvneta_set_special_mcast_table(pp, pp->rxq_def);
+ mvneta_set_other_mcast_table(pp, pp->rxq_def);
} else {
/* Accept only initialized multicast */
mvneta_set_special_mcast_table(pp, -1);
@@ -2097,7 +2098,7 @@ static void mvneta_set_rx_mode(struct net_device *dev)
if (!netdev_mc_empty(dev)) {
netdev_for_each_mc_addr(ha, dev) {
mvneta_mcast_addr_set(pp, ha->addr,
- rxq_def);
+ pp->rxq_def);
}
}
}
@@ -2180,7 +2181,7 @@ static int mvneta_poll(struct napi_struct *napi, int budget)
* RX packets
*/
cause_rx_tx |= port->cause_rx_tx;
- rx_done = mvneta_rx(pp, budget, &pp->rxqs[rxq_def]);
+ rx_done = mvneta_rx(pp, budget, &pp->rxqs[pp->rxq_def]);
budget -= rx_done;

if (budget > 0) {
@@ -2393,17 +2394,17 @@ static void mvneta_cleanup_txqs(struct mvneta_port *pp)
/* Cleanup all Rx queues */
static void mvneta_cleanup_rxqs(struct mvneta_port *pp)
{
- mvneta_rxq_deinit(pp, &pp->rxqs[rxq_def]);
+ mvneta_rxq_deinit(pp, &pp->rxqs[pp->rxq_def]);
}

/* Init all Rx queues */
static int mvneta_setup_rxqs(struct mvneta_port *pp)
{
- int err = mvneta_rxq_init(pp, &pp->rxqs[rxq_def]);
+ int err = mvneta_rxq_init(pp, &pp->rxqs[pp->rxq_def]);
if (err) {
netdev_err(pp->dev, "%s: can't create rxq=%d\n",
- __func__, rxq_def);
+ __func__, pp->rxq_def);
mvneta_cleanup_rxqs(pp);
return err;
}
@@ -2609,7 +2610,7 @@ static int mvneta_set_mac_addr(struct net_device *dev, void *addr)
mvneta_mac_addr_set(pp, dev->dev_addr, -1);

/* Set new addr in hw */
- mvneta_mac_addr_set(pp, sockaddr->sa_data, rxq_def);
+ mvneta_mac_addr_set(pp, sockaddr->sa_data, pp->rxq_def);

eth_commit_mac_addr_change(dev, addr);
return 0;
@@ -2728,7 +2729,7 @@ static void mvneta_percpu_elect(struct mvneta_port *pp)
{
int online_cpu_idx, cpu, i = 0;

- online_cpu_idx = rxq_def % num_online_cpus();
+ online_cpu_idx = pp->rxq_def % num_online_cpus();

for_each_online_cpu(cpu) {
if (i == online_cpu_idx)
@@ -3306,6 +3307,8 @@ static int mvneta_probe(struct platform_device *pdev)
strcmp(managed, "in-band-status") == 0);
pp->cpu_notifier.notifier_call = mvneta_percpu_notifier;

+ pp->rxq_def = rxq_def;
+
pp->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(pp->clk)) {
err = PTR_ERR(pp->clk);
--
2.5.0