diff options
author | Jisheng Zhang <jszhang@kernel.org> | 2023-09-16 10:58:18 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2023-09-18 14:44:35 +0300 |
commit | 551022d680ec194ae935b54a9b5c28d4136b32a8 (patch) | |
tree | 7733a3e58ae2e15010b2146880fcea12f7765d33 /drivers/net | |
parent | 780b63ae208e249b4a0f5249af7396c4b3ee4cca (diff) | |
download | linux-551022d680ec194ae935b54a9b5c28d4136b32a8.tar.xz |
net: stmmac: dwmac-meson8b: use devm_stmmac_probe_config_dt()
Simplify the driver's probe() function by using the devres
variant of stmmac_probe_config_dt().
The remove_new() callback now needs to be switched to
stmmac_pltfr_remove_no_dt().
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c | 55 |
1 files changed, 18 insertions, 37 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c index 0b159dc0d5f6..37f249980929 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c @@ -400,33 +400,27 @@ static int meson8b_dwmac_probe(struct platform_device *pdev) if (ret) return ret; - plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); if (IS_ERR(plat_dat)) return PTR_ERR(plat_dat); dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL); - if (!dwmac) { - ret = -ENOMEM; - goto err_remove_config_dt; - } + if (!dwmac) + return -ENOMEM; dwmac->data = (const struct meson8b_dwmac_data *) of_device_get_match_data(&pdev->dev); - if (!dwmac->data) { - ret = -EINVAL; - goto err_remove_config_dt; - } + if (!dwmac->data) + return -EINVAL; dwmac->regs = devm_platform_ioremap_resource(pdev, 1); - if (IS_ERR(dwmac->regs)) { - ret = PTR_ERR(dwmac->regs); - goto err_remove_config_dt; - } + if (IS_ERR(dwmac->regs)) + return PTR_ERR(dwmac->regs); dwmac->dev = &pdev->dev; ret = of_get_phy_mode(pdev->dev.of_node, &dwmac->phy_mode); if (ret) { dev_err(&pdev->dev, "missing phy-mode property\n"); - goto err_remove_config_dt; + return ret; } /* use 2ns as fallback since this value was previously hardcoded */ @@ -448,53 +442,40 @@ static int meson8b_dwmac_probe(struct platform_device *pdev) if (dwmac->rx_delay_ps > 3000 || dwmac->rx_delay_ps % 200) { dev_err(dwmac->dev, "The RGMII RX delay range is 0..3000ps in 200ps steps"); - ret = -EINVAL; - goto err_remove_config_dt; + return -EINVAL; } } else { if (dwmac->rx_delay_ps != 0 && dwmac->rx_delay_ps != 2000) { dev_err(dwmac->dev, "The only allowed RGMII RX delays values are: 0ps, 2000ps"); - ret = -EINVAL; - goto err_remove_config_dt; + return -EINVAL; } } dwmac->timing_adj_clk = devm_clk_get_optional(dwmac->dev, "timing-adjustment"); - if (IS_ERR(dwmac->timing_adj_clk)) { - ret = PTR_ERR(dwmac->timing_adj_clk); - goto err_remove_config_dt; - } + if (IS_ERR(dwmac->timing_adj_clk)) + return PTR_ERR(dwmac->timing_adj_clk); ret = meson8b_init_rgmii_delays(dwmac); if (ret) - goto err_remove_config_dt; + return ret; ret = meson8b_init_rgmii_tx_clk(dwmac); if (ret) - goto err_remove_config_dt; + return ret; ret = dwmac->data->set_phy_mode(dwmac); if (ret) - goto err_remove_config_dt; + return ret; ret = meson8b_init_prg_eth(dwmac); if (ret) - goto err_remove_config_dt; + return ret; plat_dat->bsp_priv = dwmac; - ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); - if (ret) - goto err_remove_config_dt; - - return 0; - -err_remove_config_dt: - stmmac_remove_config_dt(pdev, plat_dat); - - return ret; + return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); } static const struct meson8b_dwmac_data meson8b_dwmac_data = { @@ -539,7 +520,7 @@ MODULE_DEVICE_TABLE(of, meson8b_dwmac_match); static struct platform_driver meson8b_dwmac_driver = { .probe = meson8b_dwmac_probe, - .remove_new = stmmac_pltfr_remove, + .remove_new = stmmac_pltfr_remove_no_dt, .driver = { .name = "meson8b-dwmac", .pm = &stmmac_pltfr_pm_ops, |