Re: [PATCH 2/5] iommu/mediatek: Add mt8173 IOMMU driver

2015-04-14 Thread Yong Wu
Hi Tomasz, Thanks very much for you suggestion and explain so detail. please help check below. On Fri, 2015-03-27 at 18:41 +0900, Tomasz Figa wrote: Hi Yong Wu, Sorry for long delay, I had to figure out some time to look at this again. On Wed, Mar 18, 2015 at 8:22 PM, Yong Wu

Re: [PATCH 3/5] dt-bindings: mediatek: Add smi dts binding

2015-04-14 Thread Yong Wu
Hi Mark, Thanks very much for review. About the clock name should be the PoV of _this_ device. Could you help check below? On Fri, 2015-03-06 at 11:13 +, Mark Rutland wrote: On Fri, Mar 06, 2015 at 10:48:18AM +, yong...@mediatek.com wrote: From: Yong Wu yong...@mediatek.com

Re: [PATCH 1/4] iommu/tegra-smmu: Add debugfs support

2015-04-14 Thread Thierry Reding
On Tue, Mar 31, 2015 at 05:02:14PM +0200, Joerg Roedel wrote: Hi Thierry, On Fri, Mar 27, 2015 at 11:15:41AM +0100, Thierry Reding wrote: Another possibility would be for you to ack this patch so that I can take it into the same branch as the dependency. The remainder of this series

Re: [PATCH 3/5] dt-bindings: mediatek: Add smi dts binding

2015-04-14 Thread Mark Rutland
On Tue, Apr 14, 2015 at 10:07:54AM +0100, Yong Wu wrote: Hi Mark, Thanks very much for review. About the clock name should be the PoV of _this_ device. Could you help check below? On Fri, 2015-03-06 at 11:13 +, Mark Rutland wrote: On Fri, Mar 06, 2015 at 10:48:18AM +,

RE: SMMU 2-stage support

2015-04-14 Thread Varun Sethi
Hi Will, -Original Message- From: iommu-boun...@lists.linux-foundation.org [mailto:iommu- boun...@lists.linux-foundation.org] On Behalf Of Will Deacon Sent: Monday, April 13, 2015 4:11 PM To: Baptiste Reynal Cc: Linux IOMMU Subject: Re: SMMU 2-stage support On Fri, Apr 03, 2015

Re: [PATCH v10 0/10] iommu/vt-d: Fix intel vt-d faults in kdump kernel

2015-04-14 Thread Dave Young
On 04/10/15 at 04:42pm, Li, Zhen-Hua wrote: This patchset is an update of Bill Sumner's patchset, implements a fix for: If a kernel boots with intel_iommu=on on a system that supports intel vt-d, when a panic happens, the kdump kernel will boot with these faults: dmar: DRHD: handling

Re: [PATCH 2/5] iommu/mediatek: Add mt8173 IOMMU driver

2015-04-14 Thread Tomasz Figa
On Tue, Apr 14, 2015 at 3:31 PM, Yong Wu yong...@mediatek.com wrote: + + piommu-protect_va = devm_kmalloc(piommu-dev, MTK_PROTECT_PA_ALIGN*2, style: Operators like * should have space on both sides. + GFP_KERNEL); Shouldn't

Re: [PATCH v10 0/10] iommu/vt-d: Fix intel vt-d faults in kdump kernel

2015-04-14 Thread Li, ZhenHua
On 04/15/2015 08:57 AM, Dave Young wrote: Again, I think it is bad to use old page table, below issues need consider: 1) make sure old page table are reliable across crash 2) do not allow writing oldmem after crash Please correct me if I'm wrong, or if above is not doable I think I will vote

Re: [PATCH 3/5] dt-bindings: mediatek: Add smi dts binding

2015-04-14 Thread Yong Wu
On Tue, 2015-04-14 at 21:49 +0800, Yong Wu wrote: Hi Mark, On Tue, 2015-04-14 at 11:06 +0100, Mark Rutland wrote: On Tue, Apr 14, 2015 at 10:07:54AM +0100, Yong Wu wrote: Hi Mark, Thanks very much for review. About the clock name should be the PoV of _this_ device. Could

Re: [PATCH 3/5] dt-bindings: mediatek: Add smi dts binding

2015-04-14 Thread Mark Rutland
smi_common:smi@14022000 { compatible = “mediate, mt8173-smi”; reg = 0 0x14022000 0 0x1000; clocks = mmsys MM_SMI_COMMON; clocks-names = “smi_common”; }; larb0: larb@14021000 {

Re: [PATCH 3/5] dt-bindings: mediatek: Add smi dts binding

2015-04-14 Thread Yong Wu
Hi Mark, On Tue, 2015-04-14 at 11:06 +0100, Mark Rutland wrote: On Tue, Apr 14, 2015 at 10:07:54AM +0100, Yong Wu wrote: Hi Mark, Thanks very much for review. About the clock name should be the PoV of _this_ device. Could you help check below? On Fri, 2015-03-06 at 11:13