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authorMarc Zyngier <marc.zyngier@arm.com>2018-06-22 10:52:48 +0100
committerThomas Gleixner <tglx@linutronix.de>2018-06-22 14:22:00 +0200
commit72a8edc2d9134c2895eac2fec5eecf8230a05c96 (patch)
tree913e38ef01f42dda3d1c8aa77916d81b627c8f0d /include/linux/irq.h
parent9ffc59d57228d74809700be6f7ecb1db10292f05 (diff)
genirq/debugfs: Add missing IRQCHIP_SUPPORTS_LEVEL_MSI debug
Debug is missing the IRQCHIP_SUPPORTS_LEVEL_MSI debug entry, making debugfs slightly less useful. Take this opportunity to also add a missing comment in the definition of IRQCHIP_SUPPORTS_LEVEL_MSI. Fixes: 6988e0e0d283 ("genirq/msi: Limit level-triggered MSI to platform devices") Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com> Cc: Yang Yingliang <yangyingliang@huawei.com> Cc: Sumit Garg <sumit.garg@linaro.org> Link: https://lkml.kernel.org/r/20180622095254.5906-2-marc.zyngier@arm.com
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 4bd2f34947f4..201de12a9957 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -503,6 +503,7 @@ struct irq_chip {
* IRQCHIP_SKIP_SET_WAKE: Skip chip.irq_set_wake(), for this irq chip
* IRQCHIP_ONESHOT_SAFE: One shot does not require mask/unmask
* IRQCHIP_EOI_THREADED: Chip requires eoi() on unmask in threaded mode
+ * IRQCHIP_SUPPORTS_LEVEL_MSI Chip can provide two doorbells for Level MSIs
*/
enum {
IRQCHIP_SET_TYPE_MASKED = (1 << 0),