Re: [PATCH v2 1/3] bus: mhi: core: Clear devices when moving execution environments

From: Manivannan Sadhasivam
Date: Thu Jan 21 2021 - 02:57:58 EST


On Thu, Jan 14, 2021 at 11:16:33AM -0800, Bhaumik Bhatt wrote:
> When moving from SBL to mission mode execution environment, there
> is no remove callback notification to MHI client drivers which
> operate on SBL mode only. Client driver devices are being created
> in SBL or AMSS(mission mode) and only destroyed after power down
> or SYS_ERROR. If there exist any SBL-specific channels, those are
> left open and client drivers are thus unaware of the new execution
> environment where those channels cannot operate. Close the gap and
> issue remove callbacks to SBL-specific client drivers once device
> enters mission mode.
>

What are the SBL specific channels and the client drivers operating on them?
If this is something going to come in future, then this patch can come later.

Thanks,
Mani