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uwb: don't unbind the radio controller driver when resetting

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Use pre_reset and post_reset methods to avoid unbinding the radio
controller driver after a uwb_rc_reset_all() call.  This avoids a
deadlock in uwb_rc_rm() when waiting for the uwb event thread to stop.

Signed-off-by: David Vrabel <david.vrabel@csr.com>
This commit is contained in:
David Vrabel
2008-11-07 17:37:33 +00:00
parent fec1a5932f
commit 307ba6dd73
8 changed files with 155 additions and 42 deletions
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22
drivers/uwb/hwa-rc.c
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@@ -881,6 +881,24 @@ static void hwarc_disconnect(struct usb_interface *iface)
uwb_rc_put(uwb_rc); /* when creating the device, refcount = 1 */
}
static int hwarc_pre_reset(struct usb_interface *iface)
{
struct hwarc *hwarc = usb_get_intfdata(iface);
struct uwb_rc *uwb_rc = hwarc->uwb_rc;
uwb_rc_pre_reset(uwb_rc);
return 0;
}
static int hwarc_post_reset(struct usb_interface *iface)
{
struct hwarc *hwarc = usb_get_intfdata(iface);
struct uwb_rc *uwb_rc = hwarc->uwb_rc;
uwb_rc_post_reset(uwb_rc);
return 0;
}
/** USB device ID's that we handle */
static struct usb_device_id hwarc_id_table[] = {
/* D-Link DUB-1210 */
@@ -897,9 +915,11 @@ MODULE_DEVICE_TABLE(usb, hwarc_id_table);
static struct usb_driver hwarc_driver = {
.name = "hwa-rc",
.id_table = hwarc_id_table,
.probe = hwarc_probe,
.disconnect = hwarc_disconnect,
.id_table = hwarc_id_table,
.pre_reset = hwarc_pre_reset,
.post_reset = hwarc_post_reset,
};
static int __init hwarc_driver_init(void)