netdev - [PATCH v4 net-next 04/15] net: aquantia: link interrupt handling function

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Message-ID: <4560f070ac23ad11fa3b4d321de6df450e5d652e.1556531633.git.igor.russkikh@aquantia.com>
Date:   Mon, 29 Apr 2019 10:04:43 +0000
From:   Igor Russkikh <Igor.Russkikh@...antia.com>
To:     "David S . Miller" <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Nikita Danilov <Nikita.Danilov@...antia.com>,
        Dmitry Bogdanov <Dmitry.Bogdanov@...antia.com>,
        Igor Russkikh <Igor.Russkikh@...antia.com>,
        Nikita Danilov <Nikita.Danilov@...antia.com>
Subject: [PATCH v4 net-next 04/15] net: aquantia: link interrupt handling
 function

Define link interrupt handler

Signed-off-by: Nikita Danilov <ndanilov@...antia.com>
Signed-off-by: Igor Russkikh <igor.russkikh@...antia.com>
---
 drivers/net/ethernet/aquantia/atlantic/aq_nic.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index 059df86e8e37..4851fc0a3ae5 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -161,6 +161,20 @@ static int aq_nic_update_link_status(struct aq_nic_s *self)
 	return 0;
 }
 
+static irqreturn_t aq_linkstate_threaded_isr(int irq, void *private)
+{
+	struct aq_nic_s *self = private;
+
+	if (!self)
+		return IRQ_NONE;
+
+	aq_nic_update_link_status(self);
+
+	self->aq_hw_ops->hw_irq_enable(self->aq_hw,
+				       BIT(self->aq_nic_cfg.link_irq_vec));
+	return IRQ_HANDLED;
+}
+
 static void aq_nic_service_timer_cb(struct timer_list *t)
 {
 	struct aq_nic_s *self = from_timer(self, t, service_timer);
-- 
2.17.1