Messages in this thread Patch in this message | | | Date | Fri, 22 Jun 2018 05:25:00 -0700 | From | tip-bot for Marc Zyngier <> | Subject | [tip:irq/urgent] genirq/debugfs: Add missing IRQCHIP_SUPPORTS_LEVEL_MSI debug |
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Commit-ID: 72a8edc2d9134c2895eac2fec5eecf8230a05c96 Gitweb: https://git.kernel.org/tip/72a8edc2d9134c2895eac2fec5eecf8230a05c96 Author: Marc Zyngier <marc.zyngier@arm.com> AuthorDate: Fri, 22 Jun 2018 10:52:48 +0100 Committer: Thomas Gleixner <tglx@linutronix.de> CommitDate: Fri, 22 Jun 2018 14:22:00 +0200
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
--- include/linux/irq.h | 1 + kernel/irq/debugfs.c | 1 + 2 files changed, 2 insertions(+)
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), diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c index 4dadeb3d6666..6f636136cccc 100644 --- a/kernel/irq/debugfs.c +++ b/kernel/irq/debugfs.c @@ -55,6 +55,7 @@ static const struct irq_bit_descr irqchip_flags[] = { BIT_MASK_DESCR(IRQCHIP_SKIP_SET_WAKE), BIT_MASK_DESCR(IRQCHIP_ONESHOT_SAFE), BIT_MASK_DESCR(IRQCHIP_EOI_THREADED), + BIT_MASK_DESCR(IRQCHIP_SUPPORTS_LEVEL_MSI), }; static void
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