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isdn/gigaset: try USB reset for bas_gigaset error recovery 

In error_reset(), if sending HD_RESET_INTERRUPT_PIPE to the device
fails, try performing an USB reset.
Also correct an error in the leading comment.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tilman Schmidt 2010-09-30 13:35:21 +00:00 committed by David S. Miller
parent 1d5a9edcd5
commit 60798c68be
1 changed files with 4 additions and 2 deletions
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6
drivers/isdn/gigaset/bas-gigaset.c
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@ -350,7 +350,7 @@ static inline void error_hangup(struct bc_state *bcs)
* reset Gigaset device because of an unrecoverable error
* This function may be called from any context, and takes care of
* scheduling the necessary actions for execution outside of interrupt context.
* cs->lock must not be held.
* cs->hw.bas->lock must not be held.
* argument:
* controller state structure
*/
@ -358,7 +358,9 @@ static inline void error_reset(struct cardstate *cs)
{
/* reset interrupt pipe to recover (ignore errors) */
update_basstate(cs->hw.bas, BS_RESETTING, 0);
req_submit(cs->bcs, HD_RESET_INTERRUPT_PIPE, 0, BAS_TIMEOUT);
if (req_submit(cs->bcs, HD_RESET_INTERRUPT_PIPE, 0, BAS_TIMEOUT))
/* submission failed, escalate to USB port reset */
usb_queue_reset_device(cs->hw.bas->interface);
}
/* check_pending