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Message-Id: <20180424143618.16073-3-marc.zyngier@arm.com>
Date: Tue, 24 Apr 2018 15:36:13 +0100
From: Marc Zyngier <marc.zyngier@....com>
To: Thomas Gleixner <tglx@...utronix.de>,
Jason Cooper <jason@...edaemon.net>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 2/7] genirq/debugfs: Use irq_print_chip method if available
If an irqchip has provided an irq_print_chip method, let's use
it instead of the name field directly.
Signed-off-by: Marc Zyngier <marc.zyngier@....com>
---
kernel/irq/debugfs.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c
index da41150322e1..50e324110271 100644
--- a/kernel/irq/debugfs.c
+++ b/kernel/irq/debugfs.c
@@ -69,7 +69,13 @@ irq_debug_show_chip(struct seq_file *m, struct irq_data *data, int ind)
seq_printf(m, "chip: None\n");
return;
}
- seq_printf(m, "%*schip: %s\n", ind, "", chip->name);
+ seq_printf(m, "%*schip: ", ind, "");
+ if (chip->irq_print_chip) {
+ chip->irq_print_chip(data, m);
+ seq_printf(m, "\n");
+ } else {
+ seq_printf(m, "%s\n", chip->name);
+ }
seq_printf(m, "%*sflags: 0x%lx\n", ind + 1, "", chip->flags);
irq_debug_show_bits(m, ind, chip->flags, irqchip_flags,
ARRAY_SIZE(irqchip_flags));
--
2.14.2
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