On Wed, 03 Feb 2021 09:45:06 +0530 Manivannan Sadhasivam wrote: > >> Jakub, Dave, Adding you both to get your reviews on this series. I've > >> provided an explanation above and in the previous iteration [1]. > > > >Let's be clear what the review would be for. Yet another QMI chardev > >or the "UCI" direct generic user space to firmware pipe? > > The current patchset only supports QMI channel so I'd request you to > review the chardev node created for it. The QMI chardev node created > will be unique for the MHI bus and the number of nodes depends on the > MHI controllers in the system (typically 1 but not limited). If you want to add a MHI QMI driver, please write a QMI-only driver. This generic "userspace client interface" driver is a no go. Nobody will have the time and attention to police what you throw in there later.