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Message-ID: <20241107170255.1058124-4-maxime.chevallier@bootlin.com>
Date: Thu, 7 Nov 2024 18:02:50 +0100
From: Maxime Chevallier <maxime.chevallier@...tlin.com>
To: davem@...emloft.net,
Andrew Lunn <andrew@...n.ch>,
Jakub Kicinski <kuba@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
Paolo Abeni <pabeni@...hat.com>,
Russell King <linux@...linux.org.uk>,
Christophe Leroy <christophe.leroy@...roup.eu>,
Heiner Kallweit <hkallweit1@...il.com>
Cc: Maxime Chevallier <maxime.chevallier@...tlin.com>,
netdev@...r.kernel.org,
linux-kernel@...r.kernel.org,
thomas.petazzoni@...tlin.com,
Herve Codina <herve.codina@...tlin.com>,
Uwe Kleine-König <u.kleine-koenig@...libre.com>,
linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH net-next 3/7] net: freescale: ucc_geth: Use netdev->phydev to access the PHY
As this driver pre-dates phylib, it uses a private pointer to get a
reference to the attached phy_device. Drop that pointer and use the
netdev's pointer instead.
Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com>
---
drivers/net/ethernet/freescale/ucc_geth.c | 27 ++++++++-----------
drivers/net/ethernet/freescale/ucc_geth.h | 1 -
.../net/ethernet/freescale/ucc_geth_ethtool.c | 17 ++++++------
3 files changed, 20 insertions(+), 25 deletions(-)
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index 6286cd185a35..13b8f8401c81 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -1646,7 +1646,7 @@ static void ugeth_link_down(struct ucc_geth_private *ugeth)
static void adjust_link(struct net_device *dev)
{
struct ucc_geth_private *ugeth = netdev_priv(dev);
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = dev->phydev;
if (phydev->link)
ugeth_link_up(ugeth, phydev, phydev->interface,
@@ -1727,8 +1727,6 @@ static int init_phy(struct net_device *dev)
phy_set_max_speed(phydev, priv->max_speed);
- priv->phydev = phydev;
-
return 0;
}
@@ -2001,7 +1999,7 @@ static void ucc_geth_set_multi(struct net_device *dev)
static void ucc_geth_stop(struct ucc_geth_private *ugeth)
{
struct ucc_geth __iomem *ug_regs = ugeth->ug_regs;
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = ugeth->ndev->phydev;
ugeth_vdbg("%s: IN", __func__);
@@ -3316,13 +3314,13 @@ static int ucc_geth_open(struct net_device *dev)
goto err;
}
- phy_start(ugeth->phydev);
+ phy_start(dev->phydev);
napi_enable(&ugeth->napi);
netdev_reset_queue(dev);
netif_start_queue(dev);
device_set_wakeup_capable(&dev->dev,
- qe_alive_during_sleep() || ugeth->phydev->irq);
+ qe_alive_during_sleep() || dev->phydev->irq);
device_set_wakeup_enable(&dev->dev, ugeth->wol_en);
return err;
@@ -3343,8 +3341,7 @@ static int ucc_geth_close(struct net_device *dev)
cancel_work_sync(&ugeth->timeout_work);
ucc_geth_stop(ugeth);
- phy_disconnect(ugeth->phydev);
- ugeth->phydev = NULL;
+ phy_disconnect(dev->phydev);
free_irq(ugeth->ug_info->uf_info.irq, ugeth->ndev);
@@ -3378,7 +3375,7 @@ static void ucc_geth_timeout_work(struct work_struct *work)
ucc_geth_stop(ugeth);
ucc_geth_init_mac(ugeth);
/* Must start PHY here */
- phy_start(ugeth->phydev);
+ phy_start(dev->phydev);
netif_tx_start_all_queues(dev);
}
@@ -3421,7 +3418,7 @@ static int ucc_geth_suspend(struct platform_device *ofdev, pm_message_t state)
setbits32(&ugeth->ug_regs->maccfg2, MACCFG2_MPE);
ucc_fast_enable(ugeth->uccf, COMM_DIR_RX_AND_TX);
} else if (!(ugeth->wol_en & WAKE_PHY)) {
- phy_stop(ugeth->phydev);
+ phy_stop(ndev->phydev);
}
return 0;
@@ -3461,8 +3458,8 @@ static int ucc_geth_resume(struct platform_device *ofdev)
ugeth->oldspeed = 0;
ugeth->oldduplex = -1;
- phy_stop(ugeth->phydev);
- phy_start(ugeth->phydev);
+ phy_stop(ndev->phydev);
+ phy_start(ndev->phydev);
napi_enable(&ugeth->napi);
netif_device_attach(ndev);
@@ -3477,15 +3474,13 @@ static int ucc_geth_resume(struct platform_device *ofdev)
static int ucc_geth_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
- struct ucc_geth_private *ugeth = netdev_priv(dev);
-
if (!netif_running(dev))
return -EINVAL;
- if (!ugeth->phydev)
+ if (!dev->phydev)
return -ENODEV;
- return phy_mii_ioctl(ugeth->phydev, rq, cmd);
+ return phy_mii_ioctl(dev->phydev, rq, cmd);
}
static const struct net_device_ops ucc_geth_netdev_ops = {
diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h
index 4294ed096ebb..c08a56b7c9fe 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.h
+++ b/drivers/net/ethernet/freescale/ucc_geth.h
@@ -1210,7 +1210,6 @@ struct ucc_geth_private {
u16 skb_dirtytx[NUM_TX_QUEUES];
struct ugeth_mii_info *mii_info;
- struct phy_device *phydev;
phy_interface_t phy_interface;
int max_speed;
uint32_t msg_enable;
diff --git a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c
index 699f346faf5c..fb5254d7d1ba 100644
--- a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c
+++ b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c
@@ -103,8 +103,7 @@ static const char rx_fw_stat_gstrings[][ETH_GSTRING_LEN] = {
static int
uec_get_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd)
{
- struct ucc_geth_private *ugeth = netdev_priv(netdev);
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = netdev->phydev;
if (!phydev)
return -ENODEV;
@@ -118,8 +117,7 @@ static int
uec_set_ksettings(struct net_device *netdev,
const struct ethtool_link_ksettings *cmd)
{
- struct ucc_geth_private *ugeth = netdev_priv(netdev);
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = netdev->phydev;
if (!phydev)
return -ENODEV;
@@ -132,8 +130,10 @@ uec_get_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
+ struct phy_device *phydev = netdev->phydev;
- pause->autoneg = ugeth->phydev->autoneg;
+ if (phydev)
+ pause->autoneg = phydev->autoneg;
if (ugeth->ug_info->receiveFlowControl)
pause->rx_pause = 1;
@@ -146,12 +146,13 @@ uec_set_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
+ struct phy_device *phydev = netdev->phydev;
int ret = 0;
ugeth->ug_info->receiveFlowControl = pause->rx_pause;
ugeth->ug_info->transmitFlowControl = pause->tx_pause;
- if (ugeth->phydev->autoneg) {
+ if (phydev && phydev->autoneg) {
if (netif_running(netdev)) {
/* FIXME: automatically restart */
netdev_info(netdev, "Please re-open the interface\n");
@@ -343,7 +344,7 @@ uec_get_drvinfo(struct net_device *netdev,
static void uec_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = netdev->phydev;
if (phydev && phydev->irq)
wol->supported |= WAKE_PHY;
@@ -356,7 +357,7 @@ static void uec_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
static int uec_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
- struct phy_device *phydev = ugeth->phydev;
+ struct phy_device *phydev = netdev->phydev;
if (wol->wolopts & ~(WAKE_PHY | WAKE_MAGIC))
return -EINVAL;
--
2.47.0
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