From f8c70ab540c1a15e281baa10eec270396aa04d1a Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Wed, 1 Apr 2026 08:22:10 +0100 Subject: [PATCH] net: stmmac: add warning when TSO is requested but unsupported Add a warning message if TSO is requested by the platform glue code but the core wasn't configured for TSO. Signed-off-by: Russell King (Oracle) Link: https://patch.msgid.link/E1w7pty-0000000Eatt-2TjZ@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c9cb81ae812e..3c416fe79c15 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -4392,8 +4392,10 @@ static void stmmac_set_gso_features(struct net_device *ndev) if (!(priv->plat->flags & STMMAC_FLAG_TSO_EN)) return; - if (!priv->dma_cap.tsoen) + if (!priv->dma_cap.tsoen) { + dev_warn(priv->device, "platform requests unsupported TSO\n"); return; + } ndev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; if (priv->plat->core_type == DWMAC_CORE_GMAC4)