netdev - RE: [PATCH v3 net-next] net: stmmac: Add support for MDIO interrupts

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Message-ID: <BN8PR12MB3266D427D1AB8E41B13441B6D3BA0@BN8PR12MB3266.namprd12.prod.outlook.com>
Date:   Fri, 6 Sep 2019 13:31:14 +0000
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     Voon Weifeng <weifeng.voon@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Giuseppe Cavallaro" <peppe.cavallaro@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Ong Boon Leong <boon.leong.ong@...el.com>
Subject: RE: [PATCH v3 net-next] net: stmmac: Add support for MDIO interrupts

From: Voon Weifeng <weifeng.voon@...el.com>
Date: Sep/05/2019, 13:05:30 (UTC+00:00)

> DW EQoS v5.xx controllers added capability for interrupt generation
> when MDIO interface is done (GMII Busy bit is cleared).
> This patch adds support for this interrupt on supported HW to avoid
> polling on GMII Busy bit.

Better leave the enabling of this optional because the support for it is 
also optional depending on the IP HW configuration.

---
Thanks,
Jose Miguel Abreu