On Fri, Jan 25, 2019 at 10:53 PM jeon <snfc3...@gmail.com> wrote: > In android, what's advantage of binderised hidl comparing to passthrough > hidl? > In android, as i know, there are two hidl usages( binderised way(client / > server in seperated process ) , passthrough way ( client /server in same > process ). > What is advantage of binderised way comparing to passthrough way? > > I think binderised way has more overhead than passthrough because > binderised way need to use binder communication(RPC). > > why does vendor use binderised way?? > The whole idea of adopting binderised way (as of I know) is to separate system and vendor layer. This is to update the system image very independently than vendor. depending on vendor version system layer can call certain APIs to accomplish task from vendor side binary.
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