Re: Intel DH55HC Sensors

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On Mon, Mar 19, 2012 at 07:18:07PM -0400, Christopher Head wrote:
> On Mon, 19 Mar 2012 14:46:03 -0700
> Guenter Roeck <guenter.roeck@xxxxxxxxxxxx> wrote:
> 
> > Chris,
> > 
> > I briefly looked into this a while ago, after the HECI (MEI) driver
> > was put back into the kernel. Problem is that it is not well
> > documented, and it is built around the assumption that it would only
> > be used from user space applications. This means one would need to
> > understand it enough to 1) port the necessary user space libraries
> > into the kernel, 2) modify the MEI driver to support those in-kernel
> > libraries, and 3) use the libraries to write a hwmon driver.
> > 
> > Writing the hwmon driver would be straightforward, but the rest is
> > just too much for my spare time.
> > 
> > Guenter
> 
> Alright, thanks for the information. One of these days I might take a
> peek and perhaps try to hack up a patch, but it won't be any time soon.
> Or maybe someone else will first.
> 
I had another quick look.

Replace 1) and 2) with "re-write the kernel driver to support non-file accesses".
The libraries are not really needed, but the kernel mei driver has file accesses
written all over it, so it would require a major rewrite to enable in-kernel access.

Guenter

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