From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fugang Duan Subject: [PATCH net-next 3/3] net: fec: only enable mdio interrupt before phy device link up Date: Wed, 10 Dec 2014 17:54:49 +0800 Message-ID: <1418205289-7730-4-git-send-email-b38611@freescale.com> References: <1418205289-7730-1-git-send-email-b38611@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , To: Return-path: Received: from mail-by2on0126.outbound.protection.outlook.com ([207.46.100.126]:8647 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752779AbaLJK21 (ORCPT ); Wed, 10 Dec 2014 05:28:27 -0500 In-Reply-To: <1418205289-7730-1-git-send-email-b38611@freescale.com> Sender: netdev-owner@vger.kernel.org List-ID: Before phy device link up, we only enable FEC mdio interrupt, which is more reasonable. Signed-off-by: Fugang Duan --- drivers/net/ethernet/freescale/fec_main.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index c045f67..ea71bc8 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1075,7 +1075,10 @@ fec_restart(struct net_device *ndev) fec_ptp_start_cyclecounter(ndev); /* Enable interrupts we wish to service */ - writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK); + if (fep->link) + writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK); + else + writel(FEC_ENET_MII, fep->hwp + FEC_IMASK); /* Init the interrupt coalescing */ fec_enet_itr_coal_init(ndev); -- 1.7.8