lkml.org 
[lkml]   [2020]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v9 3/4] docs: Add documentation for userspace client interface
From
Date
On Mon, 2020-10-26 at 07:38 -0600, Jeffrey Hugo wrote:
> On 10/25/2020 3:46 PM, Jakub Kicinski wrote:
> > On Fri, 23 Oct 2020 16:17:54 -0700 Hemant Kumar wrote:
> > > +UCI driver enables userspace clients to communicate to external
> > > MHI devices
> > > +like modem and WLAN. UCI driver probe creates standard character
> > > device file
> > > +nodes for userspace clients to perform open, read, write, poll
> > > and release file
> > > +operations.
> >
> > What's the user space that talks to this?
> >
>
> Multiple.
>
> Each channel has a different purpose. There it is expected that a
> different userspace application would be using it.
>
> Hemant implemented the loopback channel, which is a simple channel
> that
> just sends you back anything you send it. Typically this is consumed
> by
> a test application.
>
> Diag is a typical channel to be consumed by userspace. This is
> consumed
> by various applications that talk to the remote device for
> diagnostic
> information (logs and such).

QMI too?
Dan

> Sahara is another common channel that is usually used for the
> multistage
> firmware loading process.
>

\
 
 \ /
  Last update: 2020-10-26 14:47    [W:0.069 / U:1.724 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site