Re: [PATCH] iommu/rockchip: Don't provoke WARN for harmless IRQs

2019-11-12 Thread Joerg Roedel
On Mon, Nov 11, 2019 at 06:55:18PM +, Robin Murphy wrote: > Although we don't generally expect IRQs to fire for a suspended IOMMU, > there are certain situations (particularly with debug options) where > we might legitimately end up with the pm_runtime_get_if_in_use() call > from

Re: [PATCH] iommu/rockchip: Don't provoke WARN for harmless IRQs

2019-11-12 Thread Marc Zyngier
On 2019-11-11 20:04, Robin Murphy wrote: Although we don't generally expect IRQs to fire for a suspended IOMMU, there are certain situations (particularly with debug options) where we might legitimately end up with the pm_runtime_get_if_in_use() call from rk_iommu_irq() returning 0. Since this

[PATCH] iommu/rockchip: Don't provoke WARN for harmless IRQs

2019-11-11 Thread Robin Murphy
Although we don't generally expect IRQs to fire for a suspended IOMMU, there are certain situations (particularly with debug options) where we might legitimately end up with the pm_runtime_get_if_in_use() call from rk_iommu_irq() returning 0. Since this doesn't represent an actual error, follow