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

René van Dorst opensource at vdorst.com
Sat Aug 24 05:33:48 PDT 2019


Hi Russell,

Quoting Russell King - ARM Linux admin <linux at armlinux.org.uk>:

> 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 (.

Yes that is what it should be.
I only want to clear the TX_EN en RX_EN bits.

Greats,

René

>
> --
> 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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