Re: [PATCH] iommu/arm-smmu: Allow disabling bypass via kernel config

2019-03-01 Thread Doug Anderson
Hi, On Fri, Feb 15, 2019 at 2:37 PM Rob Clark wrote: > > On Thu, Feb 14, 2019 at 7:40 PM Doug Anderson wrote: > > > > Hi, > > > > On Thu, Feb 14, 2019 at 1:32 PM Robin Murphy wrote: > > > > > > Hi Doug, > > > > > > On 2019-02-14 8:44 pm, Douglas Anderson wrote: > > > > Right now the only way to

Re: [PATCH] iommu/arm-smmu: Allow disabling bypass via kernel config

2019-02-15 Thread Rob Clark
On Thu, Feb 14, 2019 at 7:40 PM Doug Anderson wrote: > > Hi, > > On Thu, Feb 14, 2019 at 1:32 PM Robin Murphy wrote: > > > > Hi Doug, > > > > On 2019-02-14 8:44 pm, Douglas Anderson wrote: > > > Right now the only way to disable the iommu bypass for the ARM SMMU is > > > with the kernel command l

Re: [PATCH] iommu/arm-smmu: Allow disabling bypass via kernel config

2019-02-14 Thread Doug Anderson
Hi, On Thu, Feb 14, 2019 at 1:32 PM Robin Murphy wrote: > > Hi Doug, > > On 2019-02-14 8:44 pm, Douglas Anderson wrote: > > Right now the only way to disable the iommu bypass for the ARM SMMU is > > with the kernel command line parameter 'arm-smmu.disable_bypass'. > > > > In general kernel comman

Re: [PATCH] iommu/arm-smmu: Allow disabling bypass via kernel config

2019-02-14 Thread Robin Murphy
Hi Doug, On 2019-02-14 8:44 pm, Douglas Anderson wrote: Right now the only way to disable the iommu bypass for the ARM SMMU is with the kernel command line parameter 'arm-smmu.disable_bypass'. In general kernel command line parameters make sense for things that someone would like to tweak witho