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Subject[PATCH v3 07/13] net: ethernet: ti: cpsw: replace pdev on dev
Date
No need to hold pdev link when only dev is needed.
This allows to simplify a bunch of cpsw->pdev->dev now and farther.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
---
drivers/net/ethernet/ti/cpsw.c | 65 ++++++++++++++++++++++--------------------
1 file changed, 34 insertions(+), 31 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 3ccf577..c21cc38 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -364,7 +364,7 @@ static inline void slave_write(struct cpsw_slave *slave, u32 val, u32 offset)
}

struct cpsw_common {
- struct platform_device *pdev;
+ struct device *dev;
};

struct cpsw_priv {
@@ -1155,7 +1155,7 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
phy_start(slave->phy);

/* Configure GMII_SEL register */
- cpsw_phy_sel(&cpsw->pdev->dev, slave->phy->interface, slave->slave_num);
+ cpsw_phy_sel(cpsw->dev, slave->phy->interface, slave->slave_num);
}

static inline void cpsw_add_default_vlan(struct cpsw_priv *priv)
@@ -1241,9 +1241,9 @@ static int cpsw_ndo_open(struct net_device *ndev)
int i, ret;
u32 reg;

- ret = pm_runtime_get_sync(&cpsw->pdev->dev);
+ ret = pm_runtime_get_sync(cpsw->dev);
if (ret < 0) {
- pm_runtime_put_noidle(&cpsw->pdev->dev);
+ pm_runtime_put_noidle(cpsw->dev);
return ret;
}

@@ -1320,7 +1320,7 @@ static int cpsw_ndo_open(struct net_device *ndev)
*/
cpsw_info(priv, ifup, "submitted %d rx descriptors\n", i);

- if (cpts_register(&cpsw->pdev->dev, priv->cpts,
+ if (cpts_register(cpsw->dev, priv->cpts,
priv->data.cpts_clock_mult,
priv->data.cpts_clock_shift))
dev_err(priv->dev, "error registering cpts device\n");
@@ -1345,7 +1345,7 @@ static int cpsw_ndo_open(struct net_device *ndev)
err_cleanup:
cpdma_ctlr_stop(priv->dma);
for_each_slave(priv, cpsw_slave_stop, priv);
- pm_runtime_put_sync(&cpsw->pdev->dev);
+ pm_runtime_put_sync(cpsw->dev);
netif_carrier_off(priv->ndev);
return ret;
}
@@ -1370,7 +1370,7 @@ static int cpsw_ndo_stop(struct net_device *ndev)
cpsw_ale_stop(priv->ale);
}
for_each_slave(priv, cpsw_slave_stop, priv);
- pm_runtime_put_sync(&cpsw->pdev->dev);
+ pm_runtime_put_sync(cpsw->dev);
if (priv->data.dual_emac)
priv->slaves[priv->emac_port].open_stat = false;
return 0;
@@ -1610,9 +1610,9 @@ static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;

- ret = pm_runtime_get_sync(&cpsw->pdev->dev);
+ ret = pm_runtime_get_sync(cpsw->dev);
if (ret < 0) {
- pm_runtime_put_noidle(&cpsw->pdev->dev);
+ pm_runtime_put_noidle(cpsw->dev);
return ret;
}

@@ -1630,7 +1630,7 @@ static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
memcpy(ndev->dev_addr, priv->mac_addr, ETH_ALEN);
for_each_slave(priv, cpsw_set_slave_mac, priv);

- pm_runtime_put(&cpsw->pdev->dev);
+ pm_runtime_put(cpsw->dev);

return 0;
}
@@ -1702,9 +1702,9 @@ static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
if (vid == priv->data.default_vlan)
return 0;

- ret = pm_runtime_get_sync(&cpsw->pdev->dev);
+ ret = pm_runtime_get_sync(cpsw->dev);
if (ret < 0) {
- pm_runtime_put_noidle(&cpsw->pdev->dev);
+ pm_runtime_put_noidle(cpsw->dev);
return ret;
}

@@ -1724,7 +1724,7 @@ static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
dev_info(priv->dev, "Adding vlanid %d to vlan filter\n", vid);
ret = cpsw_add_vlan_ale_entry(priv, vid);

- pm_runtime_put(&cpsw->pdev->dev);
+ pm_runtime_put(cpsw->dev);
return ret;
}

@@ -1738,9 +1738,9 @@ static int cpsw_ndo_vlan_rx_kill_vid(struct net_device *ndev,
if (vid == priv->data.default_vlan)
return 0;

- ret = pm_runtime_get_sync(&cpsw->pdev->dev);
+ ret = pm_runtime_get_sync(cpsw->dev);
if (ret < 0) {
- pm_runtime_put_noidle(&cpsw->pdev->dev);
+ pm_runtime_put_noidle(cpsw->dev);
return ret;
}

@@ -1765,7 +1765,7 @@ static int cpsw_ndo_vlan_rx_kill_vid(struct net_device *ndev,

ret = cpsw_ale_del_mcast(priv->ale, priv->ndev->broadcast,
0, ALE_VLAN, vid);
- pm_runtime_put(&cpsw->pdev->dev);
+ pm_runtime_put(cpsw->dev);
return ret;
}

@@ -1809,10 +1809,11 @@ static void cpsw_get_drvinfo(struct net_device *ndev,
struct ethtool_drvinfo *info)
{
struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
+ struct platform_device *pdev = to_platform_device(cpsw->dev);

strlcpy(info->driver, "cpsw", sizeof(info->driver));
strlcpy(info->version, "1.0", sizeof(info->version));
- strlcpy(info->bus_info, cpsw->pdev->name, sizeof(info->bus_info));
+ strlcpy(info->bus_info, pdev->name, sizeof(info->bus_info));
}

static u32 cpsw_get_msglevel(struct net_device *ndev)
@@ -1934,10 +1935,10 @@ static int cpsw_ethtool_op_begin(struct net_device *ndev)
struct cpsw_common *cpsw = priv->cpsw;
int ret;

- ret = pm_runtime_get_sync(&cpsw->pdev->dev);
+ ret = pm_runtime_get_sync(cpsw->dev);
if (ret < 0) {
cpsw_err(priv, drv, "ethtool begin failed %d\n", ret);
- pm_runtime_put_noidle(&cpsw->pdev->dev);
+ pm_runtime_put_noidle(cpsw->dev);
}

return ret;
@@ -1948,7 +1949,7 @@ static void cpsw_ethtool_op_complete(struct net_device *ndev)
struct cpsw_priv *priv = netdev_priv(ndev);
int ret;

- ret = pm_runtime_put(&priv->cpsw->pdev->dev);
+ ret = pm_runtime_put(priv->cpsw->dev);
if (ret < 0)
cpsw_err(priv, drv, "ethtool complete failed %d\n", ret);
}
@@ -2152,17 +2153,17 @@ no_phy_slave:
return 0;
}

-static int cpsw_probe_dual_emac(struct platform_device *pdev,
- struct cpsw_priv *priv)
+static int cpsw_probe_dual_emac(struct cpsw_priv *priv)
{
struct cpsw_platform_data *data = &priv->data;
struct net_device *ndev;
struct cpsw_priv *priv_sl2;
int ret = 0, i;
+ struct cpsw_common *cpsw = priv->cpsw;

ndev = alloc_etherdev(sizeof(struct cpsw_priv));
if (!ndev) {
- dev_err(&pdev->dev, "cpsw: error allocating net_device\n");
+ dev_err(cpsw->dev, "cpsw: error allocating net_device\n");
return -ENOMEM;
}

@@ -2177,10 +2178,12 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev,
if (is_valid_ether_addr(data->slave_data[1].mac_addr)) {
memcpy(priv_sl2->mac_addr, data->slave_data[1].mac_addr,
ETH_ALEN);
- dev_info(&pdev->dev, "cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr);
+ dev_info(cpsw->dev, "cpsw: Detected MACID = %pM\n",
+ priv_sl2->mac_addr);
} else {
random_ether_addr(priv_sl2->mac_addr);
- dev_info(&pdev->dev, "cpsw: Random MACID = %pM\n", priv_sl2->mac_addr);
+ dev_info(cpsw->dev, "cpsw: Random MACID = %pM\n",
+ priv_sl2->mac_addr);
}
memcpy(ndev->dev_addr, priv_sl2->mac_addr, ETH_ALEN);

@@ -2211,10 +2214,10 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev,
ndev->ethtool_ops = &cpsw_ethtool_ops;

/* register the network device */
- SET_NETDEV_DEV(ndev, &pdev->dev);
+ SET_NETDEV_DEV(ndev, cpsw->dev);
ret = register_netdev(ndev);
if (ret) {
- dev_err(&pdev->dev, "cpsw: error registering net device\n");
+ dev_err(cpsw->dev, "cpsw: error registering net device\n");
free_netdev(ndev);
ret = -ENODEV;
}
@@ -2278,7 +2281,7 @@ static int cpsw_probe(struct platform_device *pdev)
int irq;

cpsw = devm_kzalloc(&pdev->dev, sizeof(struct cpsw_common), GFP_KERNEL);
- cpsw->pdev = pdev;
+ cpsw->dev = &pdev->dev;

ndev = alloc_etherdev(sizeof(struct cpsw_priv));
if (!ndev) {
@@ -2541,7 +2544,7 @@ static int cpsw_probe(struct platform_device *pdev)
&ss_res->start, ndev->irq);

if (priv->data.dual_emac) {
- ret = cpsw_probe_dual_emac(pdev, priv);
+ ret = cpsw_probe_dual_emac(priv);
if (ret) {
cpsw_err(priv, probe, "error probe slave 2 emac interface\n");
goto clean_ale_ret;
@@ -2608,7 +2611,7 @@ static int cpsw_suspend(struct device *dev)
}

/* Select sleep pin state */
- pinctrl_pm_select_sleep_state(&pdev->dev);
+ pinctrl_pm_select_sleep_state(dev);

return 0;
}
@@ -2620,7 +2623,7 @@ static int cpsw_resume(struct device *dev)
struct cpsw_priv *priv = netdev_priv(ndev);

/* Select default pin state */
- pinctrl_pm_select_default_state(&pdev->dev);
+ pinctrl_pm_select_default_state(dev);

if (priv->data.dual_emac) {
int i;
--
1.9.1
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