Messages in this thread | | | Date | Fri, 27 Jan 2017 12:47:24 +0100 | From | Joerg Roedel <> | Subject | Re: [PATCH v2 2/3] iommu/ipmmu-vmsa: Increase maximum micro-TLBS to 48 |
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On Mon, Jan 23, 2017 at 08:40:29PM +0900, Magnus Damm wrote: > From: Magnus Damm <damm+renesas@opensource.se> > > Bump up the maximum numbers of micro-TLBS to 48. > > Each IPMMU device instance get micro-TLB assignment via > the "iommus" property in DT. Older SoCs tend to use a > maximum number of 32 micro-TLBs per IPMMU instance however > newer SoCs such as r8a7796 make use of up to 48 micro-TLBs. > > At this point no SoC specific handling is done to validate > the maximum number of micro-TLBs, and because of that the > DT information is assumed to be within correct range for > each particular SoC. > > If needed in the future SoC specific feature flags can be > added to handle the maximum number of micro-TLBs without > requiring DT changes, however at this point this does not > seem necessary. > > Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
I get a conflict when applying this to v4.10-rc5. What is this based on, any patches I missed?
Joerg
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