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| Started by | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| First post | 2017-02-13 11:40 +0100 |
| Last post | 2017-02-13 11:40 +0100 |
| Articles | 1 — 1 participant |
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Re: [RFC PATCH 19/33] irqchip/gic-v3-its: Add VLPI configuration handling Thomas Gleixner <tglx@linutronix.de> - 2017-02-13 11:40 +0100
| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Date | 2017-02-13 11:40 +0100 |
| Subject | Re: [RFC PATCH 19/33] irqchip/gic-v3-its: Add VLPI configuration handling |
| Message-ID | <tamd3-2uM-3@gated-at.bofh.it> |
On Tue, 17 Jan 2017, Marc Zyngier wrote: > When a VLPI is reconfigured (enabled, disabled, change in priority), > the full configuration byte must be written, and the caches invalidated. > > Also, when using the irq_mask/irq_unmask methods, it is necessary > to disable the doorbell for that particular interrupt (by mapping it > to 1023) on top of clearing the Enable bit. > > Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Aside of the switch/case part: Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
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