Messages in this thread | | | Date | Thu, 15 Jul 2021 17:35:38 -0700 | From | Bhaumik Bhatt <> | Subject | Re: [PATCH v3 2/2] bus: mhi: Fix MHI DMA structure endianness |
| |
Hi Paul,
On 2021-06-30 06:52 PM, Hemant Kumar wrote: > Hi Paul, > On Tue, 2021-06-29 at 15:53 +1200, Paul Davey wrote: >> The MHI driver does not work on big endian architectures. The >> controller never transitions into mission mode. This appears to be >> due >> to the modem device expecting the various contexts and transfer rings >> to >> have fields in little endian order in memory, but the driver >> constructs >> them in native endianness. >> >> Fix MHI event, channel and command contexts and TRE handling macros >> to >> use explicit conversion to little endian. Mark fields in relevant >> structures as little endian to document this requirement. >> >> Signed-off-by: Paul Davey <paul.davey@alliedtelesis.co.nz> >> --- >> Removed Tested-by as patch has changed somewhat from v2. > Bhaumik is going to help testing V2 on x86 platform. Change looks good > to me. Will ack it once testing is done. >> [..] >> > > Thanks, > Hemant
Just following up on this one. I have been seeing problems with my setup and will try to get to this test next week.
Thanks, Bhaumik --- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
| |