Re: [PATCH 2/2] iommu/rockchip: Move irq request past pm_runtime_enable

2018-08-07 Thread Heiko Stuebner
Am Dienstag, 7. August 2018, 10:54:06 CEST schrieb Marc Zyngier: > Enabling the interrupt early, before power has been applied to the > device, can result in an interrupt being delivered too early if: > > - the IOMMU shares an interrupt with a VOP > - the VOP has a pending interrupt (after a kexec

[PATCH 2/2] iommu/rockchip: Move irq request past pm_runtime_enable

2018-08-07 Thread Marc Zyngier
Enabling the interrupt early, before power has been applied to the device, can result in an interrupt being delivered too early if: - the IOMMU shares an interrupt with a VOP - the VOP has a pending interrupt (after a kexec, for example) In these conditions, we end-up taking the interrupt without