Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 04 Feb 2021 15:52:49 -0800 | From | Bhaumik Bhatt <> | Subject | Re: [PATCH v2 1/3] bus: mhi: core: Clear devices when moving execution environments |
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Hi Mani,
On 2021-01-20 11:50 PM, Manivannan Sadhasivam wrote: > 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
Carl from Quectel (CC'd here) will need this patch as he works on EDL and Flash Programmer changes which also needs usage of QSAHARA server over SBL.
Thanks, Bhaumik --- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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