diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 54 |
1 files changed, 14 insertions, 40 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 836f2848dfeb..0a302b711bc2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -131,12 +131,9 @@ err_disable_clks: static int stmmac_xgmac2_mdio_read_c22(struct mii_bus *bus, int phyaddr, int phyreg) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv; + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 addr; - priv = netdev_priv(ndev); - /* Until ver 2.20 XGMAC does not support C22 addr >= 4 */ if (priv->synopsys_id < DWXGMAC_CORE_2_20 && phyaddr > MII_XGMAC_MAX_C22ADDR) @@ -150,12 +147,9 @@ static int stmmac_xgmac2_mdio_read_c22(struct mii_bus *bus, int phyaddr, static int stmmac_xgmac2_mdio_read_c45(struct mii_bus *bus, int phyaddr, int devad, int phyreg) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv; + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 addr; - priv = netdev_priv(ndev); - stmmac_xgmac2_c45_format(priv, phyaddr, devad, phyreg, &addr); return stmmac_xgmac2_mdio_read(priv, addr, MII_XGMAC_BUSY); @@ -209,12 +203,9 @@ err_disable_clks: static int stmmac_xgmac2_mdio_write_c22(struct mii_bus *bus, int phyaddr, int phyreg, u16 phydata) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv; + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 addr; - priv = netdev_priv(ndev); - /* Until ver 2.20 XGMAC does not support C22 addr >= 4 */ if (priv->synopsys_id < DWXGMAC_CORE_2_20 && phyaddr > MII_XGMAC_MAX_C22ADDR) @@ -229,12 +220,9 @@ static int stmmac_xgmac2_mdio_write_c22(struct mii_bus *bus, int phyaddr, static int stmmac_xgmac2_mdio_write_c45(struct mii_bus *bus, int phyaddr, int devad, int phyreg, u16 phydata) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv; + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 addr; - priv = netdev_priv(ndev); - stmmac_xgmac2_c45_format(priv, phyaddr, devad, phyreg, &addr); return stmmac_xgmac2_mdio_write(priv, addr, MII_XGMAC_BUSY, @@ -274,8 +262,7 @@ static int stmmac_mdio_read(struct stmmac_priv *priv, int data, u32 value) */ static int stmmac_mdio_read_c22(struct mii_bus *bus, int phyaddr, int phyreg) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 value = MII_BUSY; int data = 0; @@ -312,25 +299,20 @@ static int stmmac_mdio_read_c22(struct mii_bus *bus, int phyaddr, int phyreg) static int stmmac_mdio_read_c45(struct mii_bus *bus, int phyaddr, int devad, int phyreg) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_priv *priv = netdev_priv(bus->priv); u32 value = MII_BUSY; int data = 0; - data = pm_runtime_get_sync(priv->device); - if (data < 0) { - pm_runtime_put_noidle(priv->device); + data = pm_runtime_resume_and_get(priv->device); + if (data < 0) return data; - } value |= (phyaddr << priv->hw->mii.addr_shift) & priv->hw->mii.addr_mask; - value |= (phyreg << priv->hw->mii.reg_shift) & priv->hw->mii.reg_mask; value |= (priv->clk_csr << priv->hw->mii.clk_csr_shift) & priv->hw->mii.clk_csr_mask; value |= MII_GMAC4_READ; value |= MII_GMAC4_C45E; - value &= ~priv->hw->mii.reg_mask; value |= (devad << priv->hw->mii.reg_shift) & priv->hw->mii.reg_mask; data |= phyreg << MII_GMAC4_REG_ADDR_SHIFT; @@ -373,8 +355,7 @@ static int stmmac_mdio_write(struct stmmac_priv *priv, int data, u32 value) static int stmmac_mdio_write_c22(struct mii_bus *bus, int phyaddr, int phyreg, u16 phydata) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_priv *priv = netdev_priv(bus->priv); int ret, data = phydata; u32 value = MII_BUSY; @@ -412,27 +393,22 @@ static int stmmac_mdio_write_c22(struct mii_bus *bus, int phyaddr, int phyreg, static int stmmac_mdio_write_c45(struct mii_bus *bus, int phyaddr, int devad, int phyreg, u16 phydata) { - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_priv *priv = netdev_priv(bus->priv); int ret, data = phydata; u32 value = MII_BUSY; - ret = pm_runtime_get_sync(priv->device); - if (ret < 0) { - pm_runtime_put_noidle(priv->device); + ret = pm_runtime_resume_and_get(priv->device); + if (ret < 0) return ret; - } value |= (phyaddr << priv->hw->mii.addr_shift) & priv->hw->mii.addr_mask; - value |= (phyreg << priv->hw->mii.reg_shift) & priv->hw->mii.reg_mask; value |= (priv->clk_csr << priv->hw->mii.clk_csr_shift) & priv->hw->mii.clk_csr_mask; value |= MII_GMAC4_WRITE; value |= MII_GMAC4_C45E; - value &= ~priv->hw->mii.reg_mask; value |= (devad << priv->hw->mii.reg_shift) & priv->hw->mii.reg_mask; data |= phyreg << MII_GMAC4_REG_ADDR_SHIFT; @@ -452,8 +428,7 @@ static int stmmac_mdio_write_c45(struct mii_bus *bus, int phyaddr, int stmmac_mdio_reset(struct mii_bus *bus) { #if IS_ENABLED(CONFIG_STMMAC_PLATFORM) - struct net_device *ndev = bus->priv; - struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_priv *priv = netdev_priv(bus->priv); unsigned int mii_address = priv->hw->mii.addr; #ifdef CONFIG_OF @@ -497,12 +472,11 @@ int stmmac_mdio_reset(struct mii_bus *bus) int stmmac_pcs_setup(struct net_device *ndev) { + struct stmmac_priv *priv = netdev_priv(ndev); struct fwnode_handle *devnode, *pcsnode; struct dw_xpcs *xpcs = NULL; - struct stmmac_priv *priv; int addr, ret; - priv = netdev_priv(ndev); devnode = priv->plat->port_node; if (priv->plat->pcs_init) { |