netdev - [PATCH net-next 5/5] net: dsa: mv88e6xxx: Unique ATU and VTU IRQ names

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Message-Id: <20200106161352.4461-6-andrew@lunn.ch>
Date:   Mon,  6 Jan 2020 17:13:52 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     David Miller <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>,
        Vivien Didelot <vivien.didelot@...il.com>, cphealy@...il.com,
        Andrew Lunn <andrew@...n.ch>
Subject: [PATCH net-next 5/5] net: dsa: mv88e6xxx: Unique ATU and VTU IRQ names

Dynamically generate a unique interrupt name for the VTU and ATU,
based on the device name.

Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
 drivers/net/dsa/mv88e6xxx/chip.h        | 2 ++
 drivers/net/dsa/mv88e6xxx/global1_atu.c | 5 ++++-
 drivers/net/dsa/mv88e6xxx/global1_vtu.c | 5 ++++-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h
index 47fd909fccc2..f332cb4b2fbf 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.h
+++ b/drivers/net/dsa/mv88e6xxx/chip.h
@@ -300,7 +300,9 @@ struct mv88e6xxx_chip {
 	char watchdog_irq_name[32];
 
 	int atu_prob_irq;
+	char atu_prob_irq_name[32];
 	int vtu_prob_irq;
+	char vtu_prob_irq_name[32];
 	struct kthread_worker *kworker;
 	struct kthread_delayed_work irq_poll_work;
 
diff --git a/drivers/net/dsa/mv88e6xxx/global1_atu.c b/drivers/net/dsa/mv88e6xxx/global1_atu.c
index bdcd25560dd2..bac9a8a68e50 100644
--- a/drivers/net/dsa/mv88e6xxx/global1_atu.c
+++ b/drivers/net/dsa/mv88e6xxx/global1_atu.c
@@ -425,9 +425,12 @@ int mv88e6xxx_g1_atu_prob_irq_setup(struct mv88e6xxx_chip *chip)
 	if (chip->atu_prob_irq < 0)
 		return chip->atu_prob_irq;
 
+	snprintf(chip->atu_prob_irq_name, sizeof(chip->atu_prob_irq_name),
+		 "mv88e6xxx-%s-g1-atu-prob", dev_name(chip->dev));
+
 	err = request_threaded_irq(chip->atu_prob_irq, NULL,
 				   mv88e6xxx_g1_atu_prob_irq_thread_fn,
-				   IRQF_ONESHOT, "mv88e6xxx-g1-atu-prob",
+				   IRQF_ONESHOT, chip->atu_prob_irq_name,
 				   chip);
 	if (err)
 		irq_dispose_mapping(chip->atu_prob_irq);
diff --git a/drivers/net/dsa/mv88e6xxx/global1_vtu.c b/drivers/net/dsa/mv88e6xxx/global1_vtu.c
index 33056a609e96..48390b7b18ad 100644
--- a/drivers/net/dsa/mv88e6xxx/global1_vtu.c
+++ b/drivers/net/dsa/mv88e6xxx/global1_vtu.c
@@ -631,9 +631,12 @@ int mv88e6xxx_g1_vtu_prob_irq_setup(struct mv88e6xxx_chip *chip)
 	if (chip->vtu_prob_irq < 0)
 		return chip->vtu_prob_irq;
 
+	snprintf(chip->vtu_prob_irq_name, sizeof(chip->vtu_prob_irq_name),
+		 "mv88e6xxx-%s-g1-vtu-prob", dev_name(chip->dev));
+
 	err = request_threaded_irq(chip->vtu_prob_irq, NULL,
 				   mv88e6xxx_g1_vtu_prob_irq_thread_fn,
-				   IRQF_ONESHOT, "mv88e6xxx-g1-vtu-prob",
+				   IRQF_ONESHOT, chip->vtu_prob_irq_name,
 				   chip);
 	if (err)
 		irq_dispose_mapping(chip->vtu_prob_irq);
-- 
2.25.0.rc1