Re: [PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-18 Thread Heiko Stuebner
Am Montag, 18. Juni 2018, 10:44:58 CEST schrieb Tomasz Figa: > Hi Heiko, > > On Tue, Jun 12, 2018 at 9:15 PM Heiko Stuebner wrote: > > > > From: Sandy Huang > > > > The vop irq is shared between vop and iommu and irq probing in the > > iommu driver moved to the probe function recently. This can

Re: [PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-18 Thread Tomasz Figa
Hi Heiko, On Tue, Jun 12, 2018 at 9:15 PM Heiko Stuebner wrote: > > From: Sandy Huang > > The vop irq is shared between vop and iommu and irq probing in the > iommu driver moved to the probe function recently. This can in some > cases lead to a stall if the irq is triggered while the vop driver

Re: [PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-13 Thread Marc Zyngier
Hi Heiko, On 12/06/18 13:15, Heiko Stuebner wrote: > From: Sandy Huang > > The vop irq is shared between vop and iommu and irq probing in the > iommu driver moved to the probe function recently. This can in some > cases lead to a stall if the irq is triggered while the vop driver > still has it

Re: [PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-12 Thread Heiko Stuebner
Am Dienstag, 12. Juni 2018, 14:39:03 CEST schrieb Marc Zyngier: > Hi Heiko, > > On 12/06/18 13:15, Heiko Stuebner wrote: > > From: Sandy Huang > > > > The vop irq is shared between vop and iommu and irq probing in the > > iommu driver moved to the probe function recently. This can in some > > ca

Re: [PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-12 Thread JeffyChen
Hi Heiko, On 06/12/2018 08:15 PM, Heiko Stuebner wrote: From: Sandy Huang The vop irq is shared between vop and iommu and irq probing in the iommu driver moved to the probe function recently. This can in some cases lead to a stall if the irq is triggered while the vop driver still has it disab

[PATCH v3 2/2] drm/rockchip: vop: fix irq disabled after vop driver probed

2018-06-12 Thread Heiko Stuebner
From: Sandy Huang The vop irq is shared between vop and iommu and irq probing in the iommu driver moved to the probe function recently. This can in some cases lead to a stall if the irq is triggered while the vop driver still has it disabled, but the vop irq handler gets called. But there is no