[PATCH net-next v3 1/3] net: ethernet: mediatek: Add basic PHYLINK support

Russell King - ARM Linux admin linux at armlinux.org.uk
Sat Aug 24 02:11:06 PDT 2019


On Fri, Aug 23, 2019 at 03:45:14PM +0200, René van Dorst wrote:
> This convert the basics to PHYLINK API.
> SGMII support is not in this patch.
> 
> Signed-off-by: René van Dorst <opensource at vdorst.com>
> --
> v2->v3:
> * Make link_down() similar as link_up() suggested by Russell King

Yep, almost there, but...

> +static void mtk_mac_link_down(struct phylink_config *config, unsigned int mode,
> +			      phy_interface_t interface)
> +{
> +	struct mtk_mac *mac = container_of(config, struct mtk_mac,
> +					   phylink_config);
> +	u32 mcr = mtk_r32(mac->hw, MTK_MAC_MCR(mac->id));
>  
> +	mcr &= (MAC_MCR_TX_EN | MAC_MCR_RX_EN);

... this clears all bits _except_ for the tx and rx enable (which will
remain set) - you probably wanted a ~ before the (.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up
According to speedtest.net: 11.9Mbps down 500kbps up



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