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Subject[PATCH 1/2] net: ethernet: dwc_eth_qos: use phydev from struct net_device
Date
The private structure contain a pointer to phydev, but the structure
net_device already contain such pointer. So we can remove the pointer
phydev in the private structure, and update the driver to use the
one contained in struct net_device.

Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
---
drivers/net/ethernet/synopsys/dwc_eth_qos.c | 47 +++++++++++++--------------
1 files changed, 23 insertions(+), 24 deletions(-)

diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
index 158213c..094234f 100644
--- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c
+++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
@@ -598,7 +598,6 @@ struct net_local {
struct work_struct txtimeout_reinit;

phy_interface_t phy_interface;
- struct phy_device *phy_dev;
struct mii_bus *mii_bus;

unsigned int link;
@@ -816,7 +815,7 @@ static int dwceqos_mdio_write(struct mii_bus *bus, int mii_id, int phyreg,
static int dwceqos_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
{
struct net_local *lp = netdev_priv(ndev);
- struct phy_device *phydev = lp->phy_dev;
+ struct phy_device *phydev = ndev->phydev;

if (!netif_running(ndev))
return -EINVAL;
@@ -850,6 +849,7 @@ static void dwceqos_link_down(struct net_local *lp)

static void dwceqos_link_up(struct net_local *lp)
{
+ struct net_device *ndev = lp->ndev;
u32 regval;
unsigned long flags;

@@ -860,7 +860,7 @@ static void dwceqos_link_up(struct net_local *lp)
dwceqos_write(lp, REG_DWCEQOS_MAC_LPI_CTRL_STATUS, regval);
spin_unlock_irqrestore(&lp->hw_lock, flags);

- lp->eee_active = !phy_init_eee(lp->phy_dev, 0);
+ lp->eee_active = !phy_init_eee(ndev->phydev, 0);

/* Check for changed EEE capability */
if (!lp->eee_active && lp->eee_enabled) {
@@ -876,7 +876,8 @@ static void dwceqos_link_up(struct net_local *lp)

static void dwceqos_set_speed(struct net_local *lp)
{
- struct phy_device *phydev = lp->phy_dev;
+ struct net_device *ndev = lp->ndev;
+ struct phy_device *phydev = ndev->phydev;
u32 regval;

regval = dwceqos_read(lp, REG_DWCEQOS_MAC_CFG);
@@ -903,7 +904,7 @@ static void dwceqos_set_speed(struct net_local *lp)
static void dwceqos_adjust_link(struct net_device *ndev)
{
struct net_local *lp = netdev_priv(ndev);
- struct phy_device *phydev = lp->phy_dev;
+ struct phy_device *phydev = ndev->phydev;
int status_change = 0;

if (lp->phy_defer)
@@ -987,7 +988,6 @@ static int dwceqos_mii_probe(struct net_device *ndev)
lp->link = 0;
lp->speed = 0;
lp->duplex = DUPLEX_UNKNOWN;
- lp->phy_dev = phydev;

return 0;
}
@@ -1531,6 +1531,7 @@ static void dwceqos_configure_bus(struct net_local *lp)

static void dwceqos_init_hw(struct net_local *lp)
{
+ struct net_device *ndev = lp->ndev;
u32 regval;
u32 buswidth;
u32 dma_skip;
@@ -1645,10 +1646,10 @@ static void dwceqos_init_hw(struct net_local *lp)
regval | DWCEQOS_MAC_CFG_TE | DWCEQOS_MAC_CFG_RE);

lp->phy_defer = false;
- mutex_lock(&lp->phy_dev->lock);
- phy_read_status(lp->phy_dev);
+ mutex_lock(&ndev->phydev->lock);
+ phy_read_status(ndev->phydev);
dwceqos_adjust_link(lp->ndev);
- mutex_unlock(&lp->phy_dev->lock);
+ mutex_unlock(&ndev->phydev->lock);
}

static void dwceqos_tx_reclaim(unsigned long data)
@@ -1898,7 +1899,7 @@ static int dwceqos_open(struct net_device *ndev)
* hence the unusual init order with phy_start first.
*/
lp->phy_defer = true;
- phy_start(lp->phy_dev);
+ phy_start(ndev->phydev);
dwceqos_init_hw(lp);
napi_enable(&lp->napi);

@@ -1943,7 +1944,7 @@ static int dwceqos_stop(struct net_device *ndev)

dwceqos_drain_dma(lp);
dwceqos_reset_hw(lp);
- phy_stop(lp->phy_dev);
+ phy_stop(ndev->phydev);

dwceqos_descriptor_free(lp);

@@ -2526,8 +2527,7 @@ dwceqos_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *s)
static int
dwceqos_get_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
{
- struct net_local *lp = netdev_priv(ndev);
- struct phy_device *phydev = lp->phy_dev;
+ struct phy_device *phydev = ndev->phydev;

if (!phydev)
return -ENODEV;
@@ -2538,8 +2538,7 @@ dwceqos_get_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
static int
dwceqos_set_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
{
- struct net_local *lp = netdev_priv(ndev);
- struct phy_device *phydev = lp->phy_dev;
+ struct phy_device *phydev = ndev->phydev;

if (!phydev)
return -ENODEV;
@@ -2574,17 +2573,17 @@ static int dwceqos_set_pauseparam(struct net_device *ndev,

lp->flowcontrol.autoneg = pp->autoneg;
if (pp->autoneg) {
- lp->phy_dev->advertising |= ADVERTISED_Pause;
- lp->phy_dev->advertising |= ADVERTISED_Asym_Pause;
+ ndev->phydev->advertising |= ADVERTISED_Pause;
+ ndev->phydev->advertising |= ADVERTISED_Asym_Pause;
} else {
- lp->phy_dev->advertising &= ~ADVERTISED_Pause;
- lp->phy_dev->advertising &= ~ADVERTISED_Asym_Pause;
+ ndev->phydev->advertising &= ~ADVERTISED_Pause;
+ ndev->phydev->advertising &= ~ADVERTISED_Asym_Pause;
lp->flowcontrol.rx = pp->rx_pause;
lp->flowcontrol.tx = pp->tx_pause;
}

if (netif_running(ndev))
- ret = phy_start_aneg(lp->phy_dev);
+ ret = phy_start_aneg(ndev->phydev);

return ret;
}
@@ -2705,7 +2704,7 @@ static int dwceqos_get_eee(struct net_device *ndev, struct ethtool_eee *edata)
dwceqos_get_tx_lpi_state(regval));
}

- return phy_ethtool_get_eee(lp->phy_dev, edata);
+ return phy_ethtool_get_eee(ndev->phydev, edata);
}

static int dwceqos_set_eee(struct net_device *ndev, struct ethtool_eee *edata)
@@ -2747,7 +2746,7 @@ static int dwceqos_set_eee(struct net_device *ndev, struct ethtool_eee *edata)
spin_unlock_irqrestore(&lp->hw_lock, flags);
}

- return phy_ethtool_set_eee(lp->phy_dev, edata);
+ return phy_ethtool_set_eee(ndev->phydev, edata);
}

static u32 dwceqos_get_msglevel(struct net_device *ndev)
@@ -2981,8 +2980,8 @@ static int dwceqos_remove(struct platform_device *pdev)
if (ndev) {
lp = netdev_priv(ndev);

- if (lp->phy_dev)
- phy_disconnect(lp->phy_dev);
+ if (ndev->phydev)
+ phy_disconnect(ndev->phydev);
mdiobus_unregister(lp->mii_bus);
mdiobus_free(lp->mii_bus);

--
1.7.4.4
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