Re: [PATCH 1/1] iommu/arm-smmu: Log CBFRSYNRA register on context fault

2019-04-18 Thread Vivek Gautam
On Fri, Apr 19, 2019 at 5:55 AM Bjorn Andersson wrote: > > On Mon 15 Apr 10:37 PDT 2019, Vivek Gautam wrote: > > > Bits[15:0] in CBFRSYNRA register contain information about > > StreamID of the incoming transaction that generated the > > fault. Dump CBFRSYNRA register to get this info. > > This

Re: [PATCH 1/1] iommu/arm-smmu: Log CBFRSYNRA register on context fault

2019-04-18 Thread Bjorn Andersson
On Mon 15 Apr 10:37 PDT 2019, Vivek Gautam wrote: > Bits[15:0] in CBFRSYNRA register contain information about > StreamID of the incoming transaction that generated the > fault. Dump CBFRSYNRA register to get this info. > This is specially useful in a distributed SMMU architecture > where

[PATCH 1/1] iommu/arm-smmu: Log CBFRSYNRA register on context fault

2019-04-15 Thread Vivek Gautam
Bits[15:0] in CBFRSYNRA register contain information about StreamID of the incoming transaction that generated the fault. Dump CBFRSYNRA register to get this info. This is specially useful in a distributed SMMU architecture where multiple masters are connected to the SMMU. SID information helps to