From: greg@kroah.com (Greg KH)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Extend device driver?
Date: Sat, 10 Sep 2016 17:14:12 +0200 [thread overview]
Message-ID: <20160910151412.GA9954@kroah.com> (raw)
In-Reply-To: <nr162s$m4b$1@blaine.gmane.org>
On Sat, Sep 10, 2016 at 04:41:34PM +0200, Pol Eyschen wrote:
> Hi everyone,
>
> I want to implement some custom functions of my mouse (Madcatz RAT5) in
> Linux, e.g custom DPI-values. As this requires writing over USB to the
> firmware of the mouse I was thinking of writing a module to accomplish
> this. However I don't want to reimplement a whole mouse-driver,so I
> wanted to ask if there is a possibility of binding the device to 2
> modules or having my module extend usbhid, so that my module would only
> be used to perform these custom operations while usbhid stays in charge
> of the whole "mouse business".
Please just use the hidraw userspace driver/library instead, that way
you don't have to unbind the kernel driver and everything should work
just fine without having to touch the kernel at all.
Hope this helps,
greg k-h
next prev parent reply other threads:[~2016-09-10 15:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-10 14:41 Extend device driver? Pol Eyschen
2016-09-10 15:14 ` Greg KH [this message]
2016-09-10 17:53 ` Daniel.
2016-09-10 18:58 ` Pol Eyschen
2016-09-11 7:43 ` Greg KH
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