Re: [PATCH net-next v6 3/3] net: stmmac: dwmac-nuvoton: Add dwmac glue for Nuvoton MA35 family

From: Christophe JAILLET
Date: Fri Jan 03 2025 - 11:48:37 EST


Le 03/01/2025 à 07:32, Joey Lu a écrit :
Add support for Gigabit Ethernet on Nuvoton MA35 series using dwmac driver.

Signed-off-by: Joey Lu <a0987203069@xxxxxxxxx>

...

+ /* Nuvoton DWMAC configs */
+ plat_dat->has_gmac = 1;
+ plat_dat->tx_fifo_size = 2048;
+ plat_dat->rx_fifo_size = 4096;
+ plat_dat->multicast_filter_bins = 0;
+ plat_dat->unicast_filter_entries = 8;
+ plat_dat->flags &= ~STMMAC_FLAG_USE_PHY_WOL;
+
+ priv_data = nvt_gmac_setup(pdev, plat_dat);
+ if (IS_ERR(priv_data))
+ return PTR_ERR(priv_data);
+
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);

stmmac_pltfr_remove() is called by the .remove function.
Is it correct to call stmmac_dvr_probe() here, and not stmmac_pltfr_probe()?

+ if (ret)
+ return ret;
+
+ /* The PMT flag is determined by the RWK property.
+ * However, our hardware is configured to support only MGK.
+ * This is an override on PMT to enable WoL capability.
+ */
+ plat_dat->pmt = 1;
+ device_set_wakeup_capable(&pdev->dev, 1);
+
+ return 0;
+}

...

+static struct platform_driver nvt_dwmac_driver = {
+ .probe = nvt_gmac_probe,
+ .remove = stmmac_pltfr_remove,
+ .driver = {
+ .name = "nuvoton-dwmac",
+ .pm = &stmmac_pltfr_pm_ops,
+ .of_match_table = nvt_dwmac_match,
+ },
+};

...

CJ