From: Russell King (Oracle) Date: Wed, 12 Mar 2025 09:34:30 +0000 (+0000) Subject: net: stmmac: starfive: use PHY capability for TX clock stop X-Git-Tag: v6.15-rc1~160^2~83^2~5 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5f250bd72a01fe6bd89b71393a09c0ab1d408645;p=thirdparty%2Fkernel%2Flinux.git net: stmmac: starfive: use PHY capability for TX clock stop Whether the MII transmit clock can be stopped is primarily a property of the PHY (there is a capability bit that should be checked first.) Whether the MAC is capable of stopping the transmit clock is a separate issue, but this is already handled by the core DesignWare MAC code. Add the flag to allow the stmmac core to use the PHY capability. Cc: Samin Guo Signed-off-by: Russell King (Oracle) Link: https://patch.msgid.link/E1tsITu-005vGF-TM@rmk-PC.armlinux.org.uk Signed-off-by: Paolo Abeni --- diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c index 5e31cb3bb4b83..2013d7477eb76 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c @@ -124,6 +124,7 @@ static int starfive_dwmac_probe(struct platform_device *pdev) plat_dat->set_clk_tx_rate = stmmac_set_clk_tx_rate; dwmac->dev = &pdev->dev; + plat_dat->flags |= STMMAC_FLAG_EN_TX_LPI_CLK_PHY_CAP; plat_dat->bsp_priv = dwmac; plat_dat->dma_cfg->dche = true;