diff options
Diffstat (limited to 'drivers/net/phy/dp83640.c')
| -rw-r--r-- | drivers/net/phy/dp83640.c | 217 |
1 files changed, 113 insertions, 104 deletions
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 8f241b57fcf6..ac72a324fcd1 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -98,6 +98,7 @@ struct dp83640_private { struct list_head list; struct dp83640_clock *clock; struct phy_device *phydev; + struct mii_timestamper mii_ts; struct delayed_work ts_work; int hwts_tx_en; int hwts_rx_en; @@ -1131,96 +1132,6 @@ static void dp83640_clock_put(struct dp83640_clock *clock) mutex_unlock(&clock->clock_lock); } -static int dp83640_probe(struct phy_device *phydev) -{ - struct dp83640_clock *clock; - struct dp83640_private *dp83640; - int err = -ENOMEM, i; - - if (phydev->mdio.addr == BROADCAST_ADDR) - return 0; - - clock = dp83640_clock_get_bus(phydev->mdio.bus); - if (!clock) - goto no_clock; - - dp83640 = kzalloc(sizeof(struct dp83640_private), GFP_KERNEL); - if (!dp83640) - goto no_memory; - - dp83640->phydev = phydev; - INIT_DELAYED_WORK(&dp83640->ts_work, rx_timestamp_work); - - INIT_LIST_HEAD(&dp83640->rxts); - INIT_LIST_HEAD(&dp83640->rxpool); - for (i = 0; i < MAX_RXTS; i++) - list_add(&dp83640->rx_pool_data[i].list, &dp83640->rxpool); - - phydev->priv = dp83640; - - spin_lock_init(&dp83640->rx_lock); - skb_queue_head_init(&dp83640->rx_queue); - skb_queue_head_init(&dp83640->tx_queue); - - dp83640->clock = clock; - - if (choose_this_phy(clock, phydev)) { - clock->chosen = dp83640; - clock->ptp_clock = ptp_clock_register(&clock->caps, - &phydev->mdio.dev); - if (IS_ERR(clock->ptp_clock)) { - err = PTR_ERR(clock->ptp_clock); - goto no_register; - } - } else - list_add_tail(&dp83640->list, &clock->phylist); - - dp83640_clock_put(clock); - return 0; - -no_register: - clock->chosen = NULL; - kfree(dp83640); -no_memory: - dp83640_clock_put(clock); -no_clock: - return err; -} - -static void dp83640_remove(struct phy_device *phydev) -{ - struct dp83640_clock *clock; - struct list_head *this, *next; - struct dp83640_private *tmp, *dp83640 = phydev->priv; - - if (phydev->mdio.addr == BROADCAST_ADDR) - return; - - enable_status_frames(phydev, false); - cancel_delayed_work_sync(&dp83640->ts_work); - - skb_queue_purge(&dp83640->rx_queue); - skb_queue_purge(&dp83640->tx_queue); - - clock = dp83640_clock_get(dp83640->clock); - - if (dp83640 == clock->chosen) { - ptp_clock_unregister(clock->ptp_clock); - clock->chosen = NULL; - } else { - list_for_each_safe(this, next, &clock->phylist) { - tmp = list_entry(this, struct dp83640_private, list); - if (tmp == dp83640) { - list_del_init(&tmp->list); - break; - } - } - } - - dp83640_clock_put(clock); - kfree(dp83640); -} - static int dp83640_soft_reset(struct phy_device *phydev) { int ret; @@ -1319,9 +1230,10 @@ static int dp83640_config_intr(struct phy_device *phydev) } } -static int dp83640_hwtstamp(struct phy_device *phydev, struct ifreq *ifr) +static int dp83640_hwtstamp(struct mii_timestamper *mii_ts, struct ifreq *ifr) { - struct dp83640_private *dp83640 = phydev->priv; + struct dp83640_private *dp83640 = + container_of(mii_ts, struct dp83640_private, mii_ts); struct hwtstamp_config cfg; u16 txcfg0, rxcfg0; @@ -1397,8 +1309,8 @@ static int dp83640_hwtstamp(struct phy_device *phydev, struct ifreq *ifr) mutex_lock(&dp83640->clock->extreg_lock); - ext_write(0, phydev, PAGE5, PTP_TXCFG0, txcfg0); - ext_write(0, phydev, PAGE5, PTP_RXCFG0, rxcfg0); + ext_write(0, dp83640->phydev, PAGE5, PTP_TXCFG0, txcfg0); + ext_write(0, dp83640->phydev, PAGE5, PTP_RXCFG0, rxcfg0); mutex_unlock(&dp83640->clock->extreg_lock); @@ -1428,10 +1340,11 @@ static void rx_timestamp_work(struct work_struct *work) schedule_delayed_work(&dp83640->ts_work, SKB_TIMESTAMP_TIMEOUT); } -static bool dp83640_rxtstamp(struct phy_device *phydev, +static bool dp83640_rxtstamp(struct mii_timestamper *mii_ts, struct sk_buff *skb, int type) { - struct dp83640_private *dp83640 = phydev->priv; + struct dp83640_private *dp83640 = + container_of(mii_ts, struct dp83640_private, mii_ts); struct dp83640_skb_info *skb_info = (struct dp83640_skb_info *)skb->cb; struct list_head *this, *next; struct rxts *rxts; @@ -1477,11 +1390,12 @@ static bool dp83640_rxtstamp(struct phy_device *phydev, return true; } -static void dp83640_txtstamp(struct phy_device *phydev, +static void dp83640_txtstamp(struct mii_timestamper *mii_ts, struct sk_buff *skb, int type) { struct dp83640_skb_info *skb_info = (struct dp83640_skb_info *)skb->cb; - struct dp83640_private *dp83640 = phydev->priv; + struct dp83640_private *dp83640 = + container_of(mii_ts, struct dp83640_private, mii_ts); switch (dp83640->hwts_tx_en) { @@ -1504,9 +1418,11 @@ static void dp83640_txtstamp(struct phy_device *phydev, } } -static int dp83640_ts_info(struct phy_device *dev, struct ethtool_ts_info *info) +static int dp83640_ts_info(struct mii_timestamper *mii_ts, + struct ethtool_ts_info *info) { - struct dp83640_private *dp83640 = dev->priv; + struct dp83640_private *dp83640 = + container_of(mii_ts, struct dp83640_private, mii_ts); info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE | @@ -1526,6 +1442,103 @@ static int dp83640_ts_info(struct phy_device *dev, struct ethtool_ts_info *info) return 0; } +static int dp83640_probe(struct phy_device *phydev) +{ + struct dp83640_clock *clock; + struct dp83640_private *dp83640; + int err = -ENOMEM, i; + + if (phydev->mdio.addr == BROADCAST_ADDR) + return 0; + + clock = dp83640_clock_get_bus(phydev->mdio.bus); + if (!clock) + goto no_clock; + + dp83640 = kzalloc(sizeof(struct dp83640_private), GFP_KERNEL); + if (!dp83640) + goto no_memory; + + dp83640->phydev = phydev; + dp83640->mii_ts.rxtstamp = dp83640_rxtstamp; + dp83640->mii_ts.txtstamp = dp83640_txtstamp; + dp83640->mii_ts.hwtstamp = dp83640_hwtstamp; + dp83640->mii_ts.ts_info = dp83640_ts_info; + + INIT_DELAYED_WORK(&dp83640->ts_work, rx_timestamp_work); + INIT_LIST_HEAD(&dp83640->rxts); + INIT_LIST_HEAD(&dp83640->rxpool); + for (i = 0; i < MAX_RXTS; i++) + list_add(&dp83640->rx_pool_data[i].list, &dp83640->rxpool); + + phydev->mii_ts = &dp83640->mii_ts; + phydev->priv = dp83640; + + spin_lock_init(&dp83640->rx_lock); + skb_queue_head_init(&dp83640->rx_queue); + skb_queue_head_init(&dp83640->tx_queue); + + dp83640->clock = clock; + + if (choose_this_phy(clock, phydev)) { + clock->chosen = dp83640; + clock->ptp_clock = ptp_clock_register(&clock->caps, + &phydev->mdio.dev); + if (IS_ERR(clock->ptp_clock)) { + err = PTR_ERR(clock->ptp_clock); + goto no_register; + } + } else + list_add_tail(&dp83640->list, &clock->phylist); + + dp83640_clock_put(clock); + return 0; + +no_register: + clock->chosen = NULL; + kfree(dp83640); +no_memory: + dp83640_clock_put(clock); +no_clock: + return err; +} + +static void dp83640_remove(struct phy_device *phydev) +{ + struct dp83640_clock *clock; + struct list_head *this, *next; + struct dp83640_private *tmp, *dp83640 = phydev->priv; + + if (phydev->mdio.addr == BROADCAST_ADDR) + return; + + phydev->mii_ts = NULL; + + enable_status_frames(phydev, false); + cancel_delayed_work_sync(&dp83640->ts_work); + + skb_queue_purge(&dp83640->rx_queue); + skb_queue_purge(&dp83640->tx_queue); + + clock = dp83640_clock_get(dp83640->clock); + + if (dp83640 == clock->chosen) { + ptp_clock_unregister(clock->ptp_clock); + clock->chosen = NULL; + } else { + list_for_each_safe(this, next, &clock->phylist) { + tmp = list_entry(this, struct dp83640_private, list); + if (tmp == dp83640) { + list_del_init(&tmp->list); + break; + } + } + } + + dp83640_clock_put(clock); + kfree(dp83640); +} + static struct phy_driver dp83640_driver = { .phy_id = DP83640_PHY_ID, .phy_id_mask = 0xfffffff0, @@ -1537,10 +1550,6 @@ static struct phy_driver dp83640_driver = { .config_init = dp83640_config_init, .ack_interrupt = dp83640_ack_interrupt, .config_intr = dp83640_config_intr, - .ts_info = dp83640_ts_info, - .hwtstamp = dp83640_hwtstamp, - .rxtstamp = dp83640_rxtstamp, - .txtstamp = dp83640_txtstamp, }; static int __init dp83640_init(void) |