Re: [Bluez-users] input service trouble

[Marcel Holtmann <marcel@holtmann.org>]

Hi Dick,

> I'm testing the new input service but I have some trouble with reconnects. If I
> don't use my dinovo keyboard or mx laser for a while the connection is closed
> and  they aren't automatically reconnected.
> 
> Sometimes a power cycle (on the HID device) helps, sometimes I need to send a
> Connect() through DBUS and sometimes I need a hciconfig hci0 reset and I also
> have some success with reloading hci_usb.
> 
> I also have error messages in dmesg:
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb df9a7c14 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb df9a7c14 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f3272814 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f3272814 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f2d36814 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f2d36814 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f3272414 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f3272414 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f7d01014 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb f7d01014 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb df9a7a14 err -38
> hci_usb_isoc_rx_submit: hci0 isoc rx submit failed urb df9a7a14 err -38

load the hci_usb driver with isoc=0. It seems that you USB host
controller doesn't really like ISOC URBs.

> And the module usage count on hidp is high:
> $ lsmod
> Module                  Size  Used by
> hidp                   10816  26 
> hci_usb                13596  4 
> rfcomm                 28376  1 
> l2cap                  17216  18 hidp,rfcomm
> bluetooth              39588  8 hidp,hci_usb,rfcomm,l2cap

Check hcitool con and /sys/class/bluetooth/l2cap for open sockets.

> ListDevices() only gives the two devices (keyboard0 and pointing1).

How many devices do you have. I count only two. So that looks fine to
me.

> I'm using 2.6.20-gentoo-r8 (without mh patches)

We are at 2.6.22-rc4 and that is the official one with all patches.
Worth trying that one.

Regards

Marcel



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