linux-kernel - Re: [PATCH] Bluetooth: Keep a copy of each HID device's report descriptor.

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Date:	Tue, 09 Feb 2010 10:14:20 +0000
From:	Bastien Nocera <hadess@...ess.net>
To:	Justin Mattock <justinmattock@...il.com>
Cc:	Ed Tomlinson <edt@....ca>, Marcel Holtmann <marcel@...tmann.org>,
	Michael Poole <mdpoole@...ilus.org>,
	Jiri Kosina <jkosina@...e.cz>,
	"Gunn, Brian" <bgunn@...ekai.com>, Ping <pinglinux@...il.com>,
	linux-kernel@...r.kernel.org,
	BlueZ development <linux-bluetooth@...r.kernel.org>
Subject: Re: [PATCH] Bluetooth: Keep a copy of each HID device's report 
 descriptor.

On Mon, 2010-02-08 at 23:22 -0800, Justin Mattock wrote:
> > TIA
> > Ed Tomlinson
> >
> > On Friday 05 February 2010 12:51:43 Marcel Holtmann wrote:
> >> Hi Michael,
> >>
> >> > > looks good to me. I just prefer that you do the allocation of the report
> >> > > descriptor before the HID object:
> >> >
> >> > An updated patch is below.  Sorry for the delay -- inclement weather
> >> > here got in the way of testing this as quickly as I would have liked.
> >> >
> >> > From e245ef87247f5e257db40c412af7991c9af375ab Mon Sep 17 00:00:00 2001
> >> > From: Michael Poole <mdpoole@...ilus.org>
> >> > Date: Fri, 5 Feb 2010 12:21:38 -0500
> >> > Subject: [PATCH] Bluetooth: Keep a copy of each HID device's report descriptor.
> >> >
> >> > The report descriptor is read by user space (via the Service
> >> > Discovery Protocol), so it is only available during the ioctl
> >> > to connect.  However, the probe function that needs the
> >> > descriptor might not be called until a specific module is
> >> > loaded.  Keep a copy of the descriptor so it is available for
> >> > later use.
> >>
> >> patch has been applied. Thanks.
> >>
> >> Regards
> >>
> >> Marcel
> >>
> >>
> >> --
> >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> >> the body of a message to majordomo@...r.kernel.org
> >> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> >> Please read the FAQ at  http://www.tux.org/lkml/
> 
> 
> > Hi,
> >
> > I have been trying to test Michael's magic mouse drivers against 32.7 (or .8-rc).   Is there a tree
> > based on .32 with these patches?  If not would it be possible to post the patches to lkml?  I do not
> > mind sorting out a few conflicts - this thread assume one knows a little more about the process being
> > used here than is obvious.
> >
> 
> 
> just got one of those magic things as well.
> I did apply the patchs to the current HEAD, but
> am getting a lifeless result i.g. here's what I did:
> 
> sudo /usr/bin/hcitool scan
> sudo /usr/bin/simple-agent hci0 D4:9A:20:88:C7:48
> sudo /usr/bin/dbus-send --system --dest=org.bluez --print-reply
> /org/bluez/1897/hci0/dev_D4_9A_20_88_C7_48 org.bluez.Input.Connect
> sudo /usr/bin/test-device trusted D4:9A:20:88:C7:48
> 
> the thing works after that(no scroll), fast cursor though.
> then reboot
> once up and running nothing.
> cat /var/log/daemon.log (shows this)
> 
> Feb  8 22:57:40 Linux-1 bluetoothd[1973]: link_key_request
> (sba=00:25:00:C0:6C:4F, dba=D4:9A:20:88:C7:48)
> Feb  8 22:58:21 Linux-1 bluetoothd[1973]: last message repeated 5 times
> Feb  8 22:59:21 Linux-1 bluetoothd[1973]: last message repeated 3 times
> Feb  8 23:03:10 Linux-1 bluetoothd[1973]: link_key_request
> (sba=00:25:00:C0:6C:4F, dba=D4:9A:20:88:C7:48)

That means that your computer and the mouse aren't paired. The pin code
for Apple mice is usually "0000" (as opposed to most mice which don't
need pairing, just a poke and setting as trusted).

> (could be missing something though(don't use gnome/kde-bluetooth)although
> mightymouse works).

Cheers

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