Messages in this thread | | | Subject | Re: [PATCH 1/2] coresight: replicator: Add Qualcomm CoreSight Replicator driver | From | "Ivan T. Ivanov" <> | Date | Thu, 30 Apr 2015 10:21:06 +0300 |
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On Wed, 2015-04-29 at 10:28 -0600, Mathieu Poirier wrote: > On 29 April 2015 at 06:19, Ivan T. Ivanov ivanov@linaro.org> wrote:
<snip>
> > - "arm,coresight-etm4x", "arm,primecell"; > > + - "qcom,coresight-replicator", "arm,primecell"; > > Is there some sort of versioning information we can add like it was > done for the "coresight-etmXY" bindings? It makes things a lot > cleaner when a new (and possibly not backward compatible) version gets > released. >
From what I can see, it is version 1. I could add it to compatible string, but suldn't we use amba_id for this reason.
> > * reg: physical base address and length of the register > > set(s) of the component. > > diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig > > index 6b331d4..165b681 100644 > > --- a/drivers/hwtracing/coresight/Kconfig > > +++ b/drivers/hwtracing/coresight/Kconfig > > @@ -68,4 +68,13 @@ config CORESIGHT_SOURCE_ETM4X > > instructions that a processor is executing. This is primarily useful > > for instruction level tracing. Depending on the implemented version > > data tracing may also be available. > > + > > +config CORESIGHT_QCOM_REPLICATOR > > + bool "Qualcomm CoreSight Replicator driver" > > + help > > + This enables support for CoreSight link and sink driver that are > > + responsible for transporting and collecting the trace data > > + respectively. Link and sinks are dynamically aggregated with a trace > > + entity at run time to form a complete trace path. > > The replicator is only a link entity. It is only transporting trace > data information rather than collecting it. Please review the > comment.
True, sorry. copy and paste from CORESIGHT_LINKS_AND_SINKS.
> Also, can this specific version run on both V7 and V8 > architecture. If not the proper "depends" should be added. >
Same driver/device on both architectures.
Will fix rest of the comments and will resend.
Thank you, Ivan
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