net: mvneta: convert to phylink
Convert mvneta to use phylink, which models the MAC to PHY link in a generic, reusable form. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> - remove unused sync status Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
fc548b991f
commit
503f9aa9cc
@ -60,7 +60,7 @@ config MVNETA
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depends on ARCH_MVEBU || COMPILE_TEST
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depends on HAS_DMA
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select MVMDIO
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select FIXED_PHY
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select PHYLINK
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---help---
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This driver supports the network interface units in the
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Marvell ARMADA XP, ARMADA 370, ARMADA 38x and
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@ -28,7 +28,7 @@
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#include <linux/of_mdio.h>
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#include <linux/of_net.h>
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#include <linux/phy.h>
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#include <linux/phy_fixed.h>
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#include <linux/phylink.h>
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#include <linux/platform_device.h>
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#include <linux/skbuff.h>
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#include <net/hwbm.h>
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@ -204,6 +204,8 @@
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#define MVNETA_GMAC_TX_FLOW_CTRL_ENABLE BIT(5)
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#define MVNETA_GMAC_RX_FLOW_CTRL_ACTIVE BIT(6)
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#define MVNETA_GMAC_TX_FLOW_CTRL_ACTIVE BIT(7)
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#define MVNETA_GMAC_AN_COMPLETE BIT(11)
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#define MVNETA_GMAC_SYNC_OK BIT(14)
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#define MVNETA_GMAC_AUTONEG_CONFIG 0x2c0c
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#define MVNETA_GMAC_FORCE_LINK_DOWN BIT(0)
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#define MVNETA_GMAC_FORCE_LINK_PASS BIT(1)
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@ -407,14 +409,10 @@ struct mvneta_port {
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u16 tx_ring_size;
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u16 rx_ring_size;
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struct mii_bus *mii_bus;
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phy_interface_t phy_interface;
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struct device_node *phy_node;
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unsigned int link;
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unsigned int duplex;
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unsigned int speed;
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struct device_node *dn;
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unsigned int tx_csum_limit;
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unsigned int use_inband_status:1;
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struct phylink *phylink;
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struct mvneta_bm *bm_priv;
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struct mvneta_bm_pool *pool_long;
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@ -1214,10 +1212,6 @@ static void mvneta_port_disable(struct mvneta_port *pp)
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val &= ~MVNETA_GMAC0_PORT_ENABLE;
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mvreg_write(pp, MVNETA_GMAC_CTRL_0, val);
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pp->link = 0;
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pp->duplex = -1;
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pp->speed = 0;
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udelay(200);
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}
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@ -1277,44 +1271,6 @@ static void mvneta_set_other_mcast_table(struct mvneta_port *pp, int queue)
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mvreg_write(pp, MVNETA_DA_FILT_OTH_MCAST + offset, val);
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}
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static void mvneta_set_autoneg(struct mvneta_port *pp, int enable)
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{
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u32 val;
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if (enable) {
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val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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val &= ~(MVNETA_GMAC_FORCE_LINK_PASS |
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MVNETA_GMAC_FORCE_LINK_DOWN |
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MVNETA_GMAC_AN_FLOW_CTRL_EN);
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val |= MVNETA_GMAC_INBAND_AN_ENABLE |
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MVNETA_GMAC_AN_SPEED_EN |
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MVNETA_GMAC_AN_DUPLEX_EN;
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
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val = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
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val |= MVNETA_GMAC_1MS_CLOCK_ENABLE;
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mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, val);
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val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
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val |= MVNETA_GMAC2_INBAND_AN_ENABLE;
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mvreg_write(pp, MVNETA_GMAC_CTRL_2, val);
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} else {
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val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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val &= ~(MVNETA_GMAC_INBAND_AN_ENABLE |
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MVNETA_GMAC_AN_SPEED_EN |
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MVNETA_GMAC_AN_DUPLEX_EN);
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
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val = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
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val &= ~MVNETA_GMAC_1MS_CLOCK_ENABLE;
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mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, val);
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val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
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val &= ~MVNETA_GMAC2_INBAND_AN_ENABLE;
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mvreg_write(pp, MVNETA_GMAC_CTRL_2, val);
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}
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}
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static void mvneta_percpu_unmask_interrupt(void *arg)
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{
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struct mvneta_port *pp = arg;
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@ -1467,7 +1423,6 @@ static void mvneta_defaults_set(struct mvneta_port *pp)
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val &= ~MVNETA_PHY_POLLING_ENABLE;
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mvreg_write(pp, MVNETA_UNIT_CONTROL, val);
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mvneta_set_autoneg(pp, pp->use_inband_status);
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mvneta_set_ucast_table(pp, -1);
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mvneta_set_special_mcast_table(pp, -1);
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mvneta_set_other_mcast_table(pp, -1);
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@ -2692,26 +2647,11 @@ static irqreturn_t mvneta_percpu_isr(int irq, void *dev_id)
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return IRQ_HANDLED;
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}
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static int mvneta_fixed_link_update(struct mvneta_port *pp,
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struct phy_device *phy)
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static void mvneta_link_change(struct mvneta_port *pp)
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{
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struct fixed_phy_status status;
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struct fixed_phy_status changed = {};
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u32 gmac_stat = mvreg_read(pp, MVNETA_GMAC_STATUS);
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status.link = !!(gmac_stat & MVNETA_GMAC_LINK_UP);
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if (gmac_stat & MVNETA_GMAC_SPEED_1000)
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status.speed = SPEED_1000;
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else if (gmac_stat & MVNETA_GMAC_SPEED_100)
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status.speed = SPEED_100;
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else
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status.speed = SPEED_10;
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status.duplex = !!(gmac_stat & MVNETA_GMAC_FULL_DUPLEX);
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changed.link = 1;
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changed.speed = 1;
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changed.duplex = 1;
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fixed_phy_update_state(phy, &status, &changed);
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return 0;
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phylink_mac_change(pp->phylink, !!(gmac_stat & MVNETA_GMAC_LINK_UP));
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}
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/* NAPI handler
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@ -2727,7 +2667,6 @@ static int mvneta_poll(struct napi_struct *napi, int budget)
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u32 cause_rx_tx;
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int rx_queue;
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struct mvneta_port *pp = netdev_priv(napi->dev);
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struct net_device *ndev = pp->dev;
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struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports);
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if (!netif_running(pp->dev)) {
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@ -2741,12 +2680,11 @@ static int mvneta_poll(struct napi_struct *napi, int budget)
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u32 cause_misc = mvreg_read(pp, MVNETA_INTR_MISC_CAUSE);
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mvreg_write(pp, MVNETA_INTR_MISC_CAUSE, 0);
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if (pp->use_inband_status && (cause_misc &
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(MVNETA_CAUSE_PHY_STATUS_CHANGE |
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MVNETA_CAUSE_LINK_CHANGE |
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MVNETA_CAUSE_PSC_SYNC_CHANGE))) {
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mvneta_fixed_link_update(pp, ndev->phydev);
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}
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if (cause_misc & (MVNETA_CAUSE_PHY_STATUS_CHANGE |
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MVNETA_CAUSE_LINK_CHANGE |
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MVNETA_CAUSE_PSC_SYNC_CHANGE))
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mvneta_link_change(pp);
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}
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/* Release Tx descriptors */
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@ -3060,7 +2998,6 @@ static int mvneta_setup_txqs(struct mvneta_port *pp)
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static void mvneta_start_dev(struct mvneta_port *pp)
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{
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int cpu;
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struct net_device *ndev = pp->dev;
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mvneta_max_rx_size_set(pp, pp->pkt_size);
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mvneta_txq_max_tx_size_set(pp, pp->pkt_size);
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@ -3088,16 +3025,15 @@ static void mvneta_start_dev(struct mvneta_port *pp)
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MVNETA_CAUSE_LINK_CHANGE |
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MVNETA_CAUSE_PSC_SYNC_CHANGE);
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phy_start(ndev->phydev);
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phylink_start(pp->phylink);
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netif_tx_start_all_queues(pp->dev);
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}
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static void mvneta_stop_dev(struct mvneta_port *pp)
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{
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unsigned int cpu;
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struct net_device *ndev = pp->dev;
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phy_stop(ndev->phydev);
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phylink_stop(pp->phylink);
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if (!pp->neta_armada3700) {
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for_each_online_cpu(cpu) {
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@ -3251,55 +3187,141 @@ static int mvneta_set_mac_addr(struct net_device *dev, void *addr)
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return 0;
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}
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static void mvneta_mac_config(struct net_device *ndev)
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static void mvneta_validate(struct net_device *ndev, unsigned long *supported,
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struct phylink_link_state *state)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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struct phy_device *phydev = ndev->phydev;
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u32 val;
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__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
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if ((pp->speed != phydev->speed) ||
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(pp->duplex != phydev->duplex)) {
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val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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val &= ~(MVNETA_GMAC_CONFIG_MII_SPEED |
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MVNETA_GMAC_CONFIG_GMII_SPEED |
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MVNETA_GMAC_CONFIG_FULL_DUPLEX);
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if (phydev->duplex)
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val |= MVNETA_GMAC_CONFIG_FULL_DUPLEX;
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if (phydev->speed == SPEED_1000)
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val |= MVNETA_GMAC_CONFIG_GMII_SPEED;
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else if (phydev->speed == SPEED_100)
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val |= MVNETA_GMAC_CONFIG_MII_SPEED;
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
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pp->duplex = phydev->duplex;
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pp->speed = phydev->speed;
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/* We only support QSGMII, SGMII and RGMII modes */
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if (state->interface != PHY_INTERFACE_MODE_NA &&
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state->interface != PHY_INTERFACE_MODE_QSGMII &&
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state->interface != PHY_INTERFACE_MODE_SGMII &&
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!phy_interface_mode_is_rgmii(state->interface)) {
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bitmap_zero(supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
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return;
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}
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/* Allow all the expected bits */
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phylink_set(mask, Autoneg);
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phylink_set_port_modes(mask);
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/* Half-duplex at speeds higher than 100Mbit is unsupported */
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phylink_set(mask, 1000baseT_Full);
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phylink_set(mask, 1000baseX_Full);
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phylink_set(mask, 10baseT_Half);
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phylink_set(mask, 10baseT_Full);
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phylink_set(mask, 100baseT_Half);
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phylink_set(mask, 100baseT_Full);
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bitmap_and(supported, supported, mask,
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__ETHTOOL_LINK_MODE_MASK_NBITS);
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bitmap_and(state->advertising, state->advertising, mask,
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__ETHTOOL_LINK_MODE_MASK_NBITS);
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}
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static void mvneta_mac_link_down(struct net_device *ndev, bool autoneg)
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static int mvneta_mac_link_state(struct net_device *ndev,
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struct phylink_link_state *state)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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u32 gmac_stat;
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gmac_stat = mvreg_read(pp, MVNETA_GMAC_STATUS);
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if (gmac_stat & MVNETA_GMAC_SPEED_1000)
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state->speed = SPEED_1000;
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else if (gmac_stat & MVNETA_GMAC_SPEED_100)
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state->speed = SPEED_100;
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else
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state->speed = SPEED_10;
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state->an_complete = !!(gmac_stat & MVNETA_GMAC_AN_COMPLETE);
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state->link = !!(gmac_stat & MVNETA_GMAC_LINK_UP);
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state->duplex = !!(gmac_stat & MVNETA_GMAC_FULL_DUPLEX);
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state->pause = 0;
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return 1;
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}
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static void mvneta_mac_config(struct net_device *ndev, unsigned int mode,
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const struct phylink_link_state *state)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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u32 new_ctrl2, gmac_ctrl2 = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
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u32 new_clk, gmac_clk = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
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u32 new_an, gmac_an = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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new_ctrl2 = gmac_ctrl2 & ~MVNETA_GMAC2_INBAND_AN_ENABLE;
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new_clk = gmac_clk & ~MVNETA_GMAC_1MS_CLOCK_ENABLE;
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new_an = gmac_an & ~(MVNETA_GMAC_INBAND_AN_ENABLE |
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MVNETA_GMAC_INBAND_RESTART_AN |
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MVNETA_GMAC_CONFIG_MII_SPEED |
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MVNETA_GMAC_CONFIG_GMII_SPEED |
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MVNETA_GMAC_AN_SPEED_EN |
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MVNETA_GMAC_AN_FLOW_CTRL_EN |
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MVNETA_GMAC_CONFIG_FULL_DUPLEX |
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MVNETA_GMAC_AN_DUPLEX_EN);
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if (!phylink_autoneg_inband(mode)) {
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/* Phy or fixed speed */
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if (state->duplex)
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new_an |= MVNETA_GMAC_CONFIG_FULL_DUPLEX;
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if (state->speed == SPEED_1000)
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new_an |= MVNETA_GMAC_CONFIG_GMII_SPEED;
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else if (state->speed == SPEED_100)
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new_an |= MVNETA_GMAC_CONFIG_MII_SPEED;
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} else {
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/* SGMII mode receives the state from the PHY */
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new_ctrl2 |= MVNETA_GMAC2_INBAND_AN_ENABLE;
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new_clk |= MVNETA_GMAC_1MS_CLOCK_ENABLE;
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new_an = (new_an & ~(MVNETA_GMAC_FORCE_LINK_DOWN |
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MVNETA_GMAC_FORCE_LINK_PASS)) |
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MVNETA_GMAC_INBAND_AN_ENABLE |
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MVNETA_GMAC_AN_SPEED_EN |
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MVNETA_GMAC_AN_DUPLEX_EN;
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}
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/* Armada 370 documentation says we can only change the port mode
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* and in-band enable when the link is down, so force it down
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* while making these changes. We also do this for GMAC_CTRL2 */
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if ((new_ctrl2 ^ gmac_ctrl2) & MVNETA_GMAC2_INBAND_AN_ENABLE ||
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(new_an ^ gmac_an) & MVNETA_GMAC_INBAND_AN_ENABLE) {
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG,
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(gmac_an & ~MVNETA_GMAC_FORCE_LINK_PASS) |
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MVNETA_GMAC_FORCE_LINK_DOWN);
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}
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if (new_ctrl2 != gmac_ctrl2)
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mvreg_write(pp, MVNETA_GMAC_CTRL_2, new_ctrl2);
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if (new_clk != gmac_clk)
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mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, new_clk);
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if (new_an != gmac_an)
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, new_an);
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}
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static void mvneta_mac_link_down(struct net_device *ndev, unsigned int mode)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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u32 val;
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if (!autoneg) {
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mvneta_port_down(pp);
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if (!phylink_autoneg_inband(mode)) {
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val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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val &= ~MVNETA_GMAC_FORCE_LINK_PASS;
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val |= MVNETA_GMAC_FORCE_LINK_DOWN;
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mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
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}
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mvneta_port_down(pp);
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}
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static void mvneta_mac_link_up(struct net_device *ndev, bool autoneg)
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static void mvneta_mac_link_up(struct net_device *ndev, unsigned int mode,
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struct phy_device *phy)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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u32 val;
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if (!autoneg) {
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if (!phylink_autoneg_inband(mode)) {
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val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
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val &= ~MVNETA_GMAC_FORCE_LINK_DOWN;
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val |= MVNETA_GMAC_FORCE_LINK_PASS;
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@ -3309,64 +3331,31 @@ static void mvneta_mac_link_up(struct net_device *ndev, bool autoneg)
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mvneta_port_up(pp);
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}
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static void mvneta_adjust_link(struct net_device *ndev)
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{
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struct mvneta_port *pp = netdev_priv(ndev);
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struct phy_device *phydev = ndev->phydev;
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int status_change = 0;
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if (phydev->link)
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mvneta_mac_config(ndev);
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if (phydev->link != pp->link) {
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if (!phydev->link) {
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pp->duplex = -1;
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pp->speed = 0;
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}
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pp->link = phydev->link;
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status_change = 1;
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}
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if (status_change) {
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if (phydev->link)
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mvneta_mac_link_down(ndev, pp->use_inband_status);
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else
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mvneta_mac_link_up(ndev, pp->use_inband_status);
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phy_print_status(phydev);
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}
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}
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static const struct phylink_mac_ops mvneta_phylink_ops = {
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.validate = mvneta_validate,
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.mac_link_state = mvneta_mac_link_state,
|
||||
.mac_config = mvneta_mac_config,
|
||||
.mac_link_down = mvneta_mac_link_down,
|
||||
.mac_link_up = mvneta_mac_link_up,
|
||||
};
|
||||
|
||||
static int mvneta_mdio_probe(struct mvneta_port *pp)
|
||||
{
|
||||
struct phy_device *phy_dev;
|
||||
struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL };
|
||||
int err = phylink_of_phy_connect(pp->phylink, pp->dn, 0);
|
||||
|
||||
phy_dev = of_phy_connect(pp->dev, pp->phy_node, mvneta_adjust_link, 0,
|
||||
pp->phy_interface);
|
||||
if (!phy_dev) {
|
||||
netdev_err(pp->dev, "could not find the PHY\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
if (err)
|
||||
netdev_err(pp->dev, "could not attach PHY: %d\n", err);
|
||||
|
||||
phy_ethtool_get_wol(phy_dev, &wol);
|
||||
phylink_ethtool_get_wol(pp->phylink, &wol);
|
||||
device_set_wakeup_capable(&pp->dev->dev, !!wol.supported);
|
||||
|
||||
phy_dev->supported &= PHY_GBIT_FEATURES;
|
||||
phy_dev->advertising = phy_dev->supported;
|
||||
|
||||
pp->link = 0;
|
||||
pp->duplex = 0;
|
||||
pp->speed = 0;
|
||||
|
||||
return 0;
|
||||
return err;
|
||||
}
|
||||
|
||||
static void mvneta_mdio_remove(struct mvneta_port *pp)
|
||||
{
|
||||
struct net_device *ndev = pp->dev;
|
||||
|
||||
phy_disconnect(ndev->phydev);
|
||||
phylink_disconnect_phy(pp->phylink);
|
||||
}
|
||||
|
||||
/* Electing a CPU must be done in an atomic way: it should be done
|
||||
@ -3645,10 +3634,9 @@ static int mvneta_stop(struct net_device *dev)
|
||||
|
||||
static int mvneta_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
|
||||
{
|
||||
if (!dev->phydev)
|
||||
return -ENOTSUPP;
|
||||
struct mvneta_port *pp = netdev_priv(dev);
|
||||
|
||||
return phy_mii_ioctl(dev->phydev, ifr, cmd);
|
||||
return phylink_mii_ioctl(pp->phylink, ifr, cmd);
|
||||
}
|
||||
|
||||
/* Ethtool methods */
|
||||
@ -3659,44 +3647,25 @@ mvneta_ethtool_set_link_ksettings(struct net_device *ndev,
|
||||
const struct ethtool_link_ksettings *cmd)
|
||||
{
|
||||
struct mvneta_port *pp = netdev_priv(ndev);
|
||||
struct phy_device *phydev = ndev->phydev;
|
||||
|
||||
if (!phydev)
|
||||
return -ENODEV;
|
||||
return phylink_ethtool_ksettings_set(pp->phylink, cmd);
|
||||
}
|
||||
|
||||
if ((cmd->base.autoneg == AUTONEG_ENABLE) != pp->use_inband_status) {
|
||||
u32 val;
|
||||
/* Get link ksettings for ethtools */
|
||||
static int
|
||||
mvneta_ethtool_get_link_ksettings(struct net_device *ndev,
|
||||
struct ethtool_link_ksettings *cmd)
|
||||
{
|
||||
struct mvneta_port *pp = netdev_priv(ndev);
|
||||
|
||||
mvneta_set_autoneg(pp, cmd->base.autoneg == AUTONEG_ENABLE);
|
||||
return phylink_ethtool_ksettings_get(pp->phylink, cmd);
|
||||
}
|
||||
|
||||
if (cmd->base.autoneg == AUTONEG_DISABLE) {
|
||||
val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
|
||||
val &= ~(MVNETA_GMAC_CONFIG_MII_SPEED |
|
||||
MVNETA_GMAC_CONFIG_GMII_SPEED |
|
||||
MVNETA_GMAC_CONFIG_FULL_DUPLEX);
|
||||
static int mvneta_ethtool_nway_reset(struct net_device *dev)
|
||||
{
|
||||
struct mvneta_port *pp = netdev_priv(dev);
|
||||
|
||||
if (phydev->duplex)
|
||||
val |= MVNETA_GMAC_CONFIG_FULL_DUPLEX;
|
||||
|
||||
if (phydev->speed == SPEED_1000)
|
||||
val |= MVNETA_GMAC_CONFIG_GMII_SPEED;
|
||||
else if (phydev->speed == SPEED_100)
|
||||
val |= MVNETA_GMAC_CONFIG_MII_SPEED;
|
||||
|
||||
mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
|
||||
}
|
||||
|
||||
pp->use_inband_status = (cmd->base.autoneg == AUTONEG_ENABLE);
|
||||
netdev_info(pp->dev, "autoneg status set to %i\n",
|
||||
pp->use_inband_status);
|
||||
|
||||
if (netif_running(ndev)) {
|
||||
mvneta_port_down(pp);
|
||||
mvneta_port_up(pp);
|
||||
}
|
||||
}
|
||||
|
||||
return phy_ethtool_ksettings_set(ndev->phydev, cmd);
|
||||
return phylink_ethtool_nway_reset(pp->phylink);
|
||||
}
|
||||
|
||||
/* Set interrupt coalescing for ethtools */
|
||||
@ -3958,22 +3927,18 @@ static int mvneta_ethtool_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
|
||||
static void mvneta_ethtool_get_wol(struct net_device *dev,
|
||||
struct ethtool_wolinfo *wol)
|
||||
{
|
||||
wol->supported = 0;
|
||||
wol->wolopts = 0;
|
||||
struct mvneta_port *pp = netdev_priv(dev);
|
||||
|
||||
if (dev->phydev)
|
||||
phy_ethtool_get_wol(dev->phydev, wol);
|
||||
phylink_ethtool_get_wol(pp->phylink, wol);
|
||||
}
|
||||
|
||||
static int mvneta_ethtool_set_wol(struct net_device *dev,
|
||||
struct ethtool_wolinfo *wol)
|
||||
{
|
||||
struct mvneta_port *pp = netdev_priv(dev);
|
||||
int ret;
|
||||
|
||||
if (!dev->phydev)
|
||||
return -EOPNOTSUPP;
|
||||
|
||||
ret = phy_ethtool_set_wol(dev->phydev, wol);
|
||||
ret = phylink_ethtool_set_wol(pp->phylink, wol);
|
||||
if (!ret)
|
||||
device_set_wakeup_enable(&dev->dev, !!wol->wolopts);
|
||||
|
||||
@ -3993,7 +3958,7 @@ static const struct net_device_ops mvneta_netdev_ops = {
|
||||
};
|
||||
|
||||
static const struct ethtool_ops mvneta_eth_tool_ops = {
|
||||
.nway_reset = phy_ethtool_nway_reset,
|
||||
.nway_reset = mvneta_ethtool_nway_reset,
|
||||
.get_link = ethtool_op_get_link,
|
||||
.set_coalesce = mvneta_ethtool_set_coalesce,
|
||||
.get_coalesce = mvneta_ethtool_get_coalesce,
|
||||
@ -4007,7 +3972,7 @@ static const struct ethtool_ops mvneta_eth_tool_ops = {
|
||||
.get_rxnfc = mvneta_ethtool_get_rxnfc,
|
||||
.get_rxfh = mvneta_ethtool_get_rxfh,
|
||||
.set_rxfh = mvneta_ethtool_set_rxfh,
|
||||
.get_link_ksettings = phy_ethtool_get_link_ksettings,
|
||||
.get_link_ksettings = mvneta_ethtool_get_link_ksettings,
|
||||
.set_link_ksettings = mvneta_ethtool_set_link_ksettings,
|
||||
.get_wol = mvneta_ethtool_get_wol,
|
||||
.set_wol = mvneta_ethtool_set_wol,
|
||||
@ -4155,14 +4120,13 @@ static int mvneta_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct resource *res;
|
||||
struct device_node *dn = pdev->dev.of_node;
|
||||
struct device_node *phy_node;
|
||||
struct device_node *bm_node;
|
||||
struct mvneta_port *pp;
|
||||
struct net_device *dev;
|
||||
struct phylink *phylink;
|
||||
const char *dt_mac_addr;
|
||||
char hw_mac_addr[ETH_ALEN];
|
||||
const char *mac_from;
|
||||
const char *managed;
|
||||
int tx_csum_limit;
|
||||
int phy_mode;
|
||||
int err;
|
||||
@ -4178,31 +4142,18 @@ static int mvneta_probe(struct platform_device *pdev)
|
||||
goto err_free_netdev;
|
||||
}
|
||||
|
||||
phy_node = of_parse_phandle(dn, "phy", 0);
|
||||
if (!phy_node) {
|
||||
if (!of_phy_is_fixed_link(dn)) {
|
||||
dev_err(&pdev->dev, "no PHY specified\n");
|
||||
err = -ENODEV;
|
||||
goto err_free_irq;
|
||||
}
|
||||
|
||||
err = of_phy_register_fixed_link(dn);
|
||||
if (err < 0) {
|
||||
dev_err(&pdev->dev, "cannot register fixed PHY\n");
|
||||
goto err_free_irq;
|
||||
}
|
||||
|
||||
/* In the case of a fixed PHY, the DT node associated
|
||||
* to the PHY is the Ethernet MAC DT node.
|
||||
*/
|
||||
phy_node = of_node_get(dn);
|
||||
}
|
||||
|
||||
phy_mode = of_get_phy_mode(dn);
|
||||
if (phy_mode < 0) {
|
||||
dev_err(&pdev->dev, "incorrect phy-mode\n");
|
||||
err = -EINVAL;
|
||||
goto err_put_phy_node;
|
||||
goto err_free_irq;
|
||||
}
|
||||
|
||||
phylink = phylink_create(dev, pdev->dev.fwnode, phy_mode,
|
||||
&mvneta_phylink_ops);
|
||||
if (IS_ERR(phylink)) {
|
||||
err = PTR_ERR(phylink);
|
||||
goto err_free_irq;
|
||||
}
|
||||
|
||||
dev->tx_queue_len = MVNETA_MAX_TXD;
|
||||
@ -4213,12 +4164,9 @@ static int mvneta_probe(struct platform_device *pdev)
|
||||
|
||||
pp = netdev_priv(dev);
|
||||
spin_lock_init(&pp->lock);
|
||||
pp->phy_node = phy_node;
|
||||
pp->phylink = phylink;
|
||||
pp->phy_interface = phy_mode;
|
||||
|
||||
err = of_property_read_string(dn, "managed", &managed);
|
||||
pp->use_inband_status = (err == 0 &&
|
||||
strcmp(managed, "in-band-status") == 0);
|
||||
pp->dn = dn;
|
||||
|
||||
pp->rxq_def = rxq_def;
|
||||
|
||||
@ -4240,7 +4188,7 @@ static int mvneta_probe(struct platform_device *pdev)
|
||||
pp->clk = devm_clk_get(&pdev->dev, NULL);
|
||||
if (IS_ERR(pp->clk)) {
|
||||
err = PTR_ERR(pp->clk);
|
||||
goto err_put_phy_node;
|
||||
goto err_free_phylink;
|
||||
}
|
||||
|
||||
clk_prepare_enable(pp->clk);
|
||||
@ -4377,14 +4325,6 @@ static int mvneta_probe(struct platform_device *pdev)
|
||||
|
||||
platform_set_drvdata(pdev, pp->dev);
|
||||
|
||||
if (pp->use_inband_status) {
|
||||
struct phy_device *phy = of_phy_find_device(dn);
|
||||
|
||||
mvneta_fixed_link_update(pp, phy);
|
||||
|
||||
put_device(&phy->mdio.dev);
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
err_netdev:
|
||||
@ -4401,10 +4341,9 @@ err_free_ports:
|
||||
err_clk:
|
||||
clk_disable_unprepare(pp->clk_bus);
|
||||
clk_disable_unprepare(pp->clk);
|
||||
err_put_phy_node:
|
||||
of_node_put(phy_node);
|
||||
if (of_phy_is_fixed_link(dn))
|
||||
of_phy_deregister_fixed_link(dn);
|
||||
err_free_phylink:
|
||||
if (pp->phylink)
|
||||
phylink_destroy(pp->phylink);
|
||||
err_free_irq:
|
||||
irq_dispose_mapping(dev->irq);
|
||||
err_free_netdev:
|
||||
@ -4416,7 +4355,6 @@ err_free_netdev:
|
||||
static int mvneta_remove(struct platform_device *pdev)
|
||||
{
|
||||
struct net_device *dev = platform_get_drvdata(pdev);
|
||||
struct device_node *dn = pdev->dev.of_node;
|
||||
struct mvneta_port *pp = netdev_priv(dev);
|
||||
|
||||
unregister_netdev(dev);
|
||||
@ -4424,10 +4362,8 @@ static int mvneta_remove(struct platform_device *pdev)
|
||||
clk_disable_unprepare(pp->clk);
|
||||
free_percpu(pp->ports);
|
||||
free_percpu(pp->stats);
|
||||
if (of_phy_is_fixed_link(dn))
|
||||
of_phy_deregister_fixed_link(dn);
|
||||
irq_dispose_mapping(dev->irq);
|
||||
of_node_put(pp->phy_node);
|
||||
phylink_destroy(pp->phylink);
|
||||
free_netdev(dev);
|
||||
|
||||
if (pp->bm_priv) {
|
||||
@ -4481,9 +4417,6 @@ static int mvneta_resume(struct device *device)
|
||||
return err;
|
||||
}
|
||||
|
||||
if (pp->use_inband_status)
|
||||
mvneta_fixed_link_update(pp, dev->phydev);
|
||||
|
||||
netif_device_attach(dev);
|
||||
rtnl_lock();
|
||||
if (netif_running(dev)) {
|
||||
|
Loading…
Reference in New Issue
Block a user