Messages in this thread | | | Date | Wed, 8 Aug 2012 06:37:48 -0700 | From | Greg KH <> | Subject | Re: [PATCHv2 1/4] modem_shm: Add Modem Access Framework |
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On Wed, Aug 08, 2012 at 05:36:05AM +0200, Arun MURTHY wrote: > > On Tue, Aug 07, 2012 at 12:24:28PM +0530, Arun Murthy wrote: > > > Adds Modem Access Framework, which allows for registering platform > > specific > > > modem access mechanisms. The framework also exposes APIs for client > > drivers > > > for getting and releasing access to modem, regardless of the > > underlying > > > platform specific access mechanism. > > > > The term "modems" here has a lot of legacy connotations. First of > > which > > is, userspace handles this today as tty devices, why aren't you doing > > the same here? Why does this have to be something "special"? > > > > The main focus over there the modem IPC.
Over where?
What "modem IPC"?
You need to really explain what you are doing here, as I have no idea. And I have no idea why you still can't just use a tty device, why can't you?
> In doing so, there are some functionality like waking the modem, or > releasing the modem etc. These will be used by the modem IPC drivers > and also few others like sim driver and security drivers.
What's a "sim driver", and what type of "security drivers" are you referring to?
> Since this is a shared call and hence has to be synchronized. Hence so a > small framework like is being done to monitor the modem access related only > operations.
Again, why can't the tty layer do this for you?
greg k-h
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