Messages in this thread | | | Date | Fri, 15 Sep 2023 15:04:57 +0800 | Subject | Re: [PATCH] mailbox: pcc: export the PCC subspace type | From | "lihuisong (C)" <> |
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在 2023/9/15 0:13, Sudeep Holla 写道: > On Thu, Sep 14, 2023 at 07:57:53PM +0800, Huisong Li wrote: >> As stated in APCI spec, the size of the subspace shared memory region may >> be different for different types. So it is useful for driver to fill PCC >> communication space. But the driver used this PCC channel doesn't know what >> is the subspace type of the channel. >> >> So export the PCC subspace type by requesting PCC channel. >> > I would prefer to avoid this, but please post it with user to get better > understanding of it. Hi Sudeep,
Thanks for your fast review. Sorry, I cannot fully understand what you mean. What should I do for it? Currently, it seems that the subspace type in all drivers used PCC is fixed and not obtained from their platform. IMO, PCCT is a best natural way to export it.
/Huisong
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