diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa/dpaa_eth.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 62 |
1 files changed, 46 insertions, 16 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index a770bab4d1ed..31cfa121333d 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -197,12 +197,15 @@ static int dpaa_rx_extra_headroom; #define dpaa_get_max_mtu() \ (dpaa_max_frm - (VLAN_ETH_HLEN + ETH_FCS_LEN)) +static void dpaa_eth_cgr_set_speed(struct mac_device *mac_dev, int speed); + static int dpaa_netdev_init(struct net_device *net_dev, const struct net_device_ops *dpaa_ops, u16 tx_timeout) { struct dpaa_priv *priv = netdev_priv(net_dev); struct device *dev = net_dev->dev.parent; + struct mac_device *mac_dev = priv->mac_dev; struct dpaa_percpu_priv *percpu_priv; const u8 *mac_addr; int i, err; @@ -216,10 +219,10 @@ static int dpaa_netdev_init(struct net_device *net_dev, } net_dev->netdev_ops = dpaa_ops; - mac_addr = priv->mac_dev->addr; + mac_addr = mac_dev->addr; - net_dev->mem_start = priv->mac_dev->res->start; - net_dev->mem_end = priv->mac_dev->res->end; + net_dev->mem_start = (unsigned long)mac_dev->vaddr; + net_dev->mem_end = (unsigned long)mac_dev->vaddr_end; net_dev->min_mtu = ETH_MIN_MTU; net_dev->max_mtu = dpaa_get_max_mtu(); @@ -246,7 +249,7 @@ static int dpaa_netdev_init(struct net_device *net_dev, eth_hw_addr_set(net_dev, mac_addr); } else { eth_hw_addr_random(net_dev); - err = priv->mac_dev->change_addr(priv->mac_dev->fman_mac, + err = mac_dev->change_addr(mac_dev->fman_mac, (const enet_addr_t *)net_dev->dev_addr); if (err) { dev_err(dev, "Failed to set random MAC address\n"); @@ -261,6 +264,9 @@ static int dpaa_netdev_init(struct net_device *net_dev, net_dev->needed_headroom = priv->tx_headroom; net_dev->watchdog_timeo = msecs_to_jiffies(tx_timeout); + mac_dev->net_dev = net_dev; + mac_dev->update_speed = dpaa_eth_cgr_set_speed; + /* start without the RUNNING flag, phylib controls it later */ netif_carrier_off(net_dev); @@ -288,10 +294,9 @@ static int dpaa_stop(struct net_device *net_dev) */ msleep(200); - err = mac_dev->stop(mac_dev); - if (err < 0) - netif_err(priv, ifdown, net_dev, "mac_dev->stop() = %d\n", - err); + if (mac_dev->phy_dev) + phy_stop(mac_dev->phy_dev); + mac_dev->disable(mac_dev->fman_mac); for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) { error = fman_port_disable(mac_dev->port[i]); @@ -826,10 +831,10 @@ static int dpaa_eth_cgr_init(struct dpaa_priv *priv) initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CSCN_EN | QM_CGR_WE_CS_THRES); initcgr.cgr.cscn_en = QM_CGR_EN; - /* Set different thresholds based on the MAC speed. - * This may turn suboptimal if the MAC is reconfigured at a speed - * lower than its max, e.g. if a dTSEC later negotiates a 100Mbps link. - * In such cases, we ought to reconfigure the threshold, too. + /* Set different thresholds based on the configured MAC speed. + * This may turn suboptimal if the MAC is reconfigured at another + * speed, so MACs must call dpaa_eth_cgr_set_speed in their adjust_link + * callback. */ if (priv->mac_dev->if_support & SUPPORTED_10000baseT_Full) cs_th = DPAA_CS_THRESHOLD_10G; @@ -858,6 +863,31 @@ out_error: return err; } +static void dpaa_eth_cgr_set_speed(struct mac_device *mac_dev, int speed) +{ + struct net_device *net_dev = mac_dev->net_dev; + struct dpaa_priv *priv = netdev_priv(net_dev); + struct qm_mcc_initcgr opts = { }; + u32 cs_th; + int err; + + opts.we_mask = cpu_to_be16(QM_CGR_WE_CS_THRES); + switch (speed) { + case SPEED_10000: + cs_th = DPAA_CS_THRESHOLD_10G; + break; + case SPEED_1000: + default: + cs_th = DPAA_CS_THRESHOLD_1G; + break; + } + qm_cgr_cs_thres_set64(&opts.cgr.cs_thres, cs_th, 1); + + err = qman_update_cgr_safe(&priv->cgr_data.cgr, &opts); + if (err) + netdev_err(net_dev, "could not update speed: %d\n", err); +} + static inline void dpaa_setup_ingress(const struct dpaa_priv *priv, struct dpaa_fq *fq, const struct qman_fq *template) @@ -2946,11 +2976,12 @@ static int dpaa_open(struct net_device *net_dev) goto mac_start_failed; } - err = priv->mac_dev->start(mac_dev); + err = priv->mac_dev->enable(mac_dev->fman_mac); if (err < 0) { - netif_err(priv, ifup, net_dev, "mac_dev->start() = %d\n", err); + netif_err(priv, ifup, net_dev, "mac_dev->enable() = %d\n", err); goto mac_start_failed; } + phy_start(priv->mac_dev->phy_dev); netif_tx_start_all_queues(net_dev); @@ -3152,8 +3183,7 @@ static int dpaa_napi_add(struct net_device *net_dev) for_each_possible_cpu(cpu) { percpu_priv = per_cpu_ptr(priv->percpu_priv, cpu); - netif_napi_add(net_dev, &percpu_priv->np.napi, - dpaa_eth_poll, NAPI_POLL_WEIGHT); + netif_napi_add(net_dev, &percpu_priv->np.napi, dpaa_eth_poll); } return 0; |