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usb/fsl_qe_udc: clear data toggle on clear halt request 

Fix to comply with USB spec.

Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Li Yang 2008-09-24 15:50:27 +08:00 committed by Greg Kroah-Hartman
parent 928dfa6c62
commit 15d5a9acb1
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/gadget/fsl_qe_udc.c
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@ -1815,6 +1815,10 @@ static int qe_ep_set_halt(struct usb_ep *_ep, int value)
udc->ep0_state = WAIT_FOR_SETUP;
udc->ep0_dir = 0;
}
/* set data toggle to DATA0 on clear halt */
if (value == 0)
ep->data01 = 0;
out:
dev_vdbg(udc->dev, "%s %s halt stat %d\n", ep->ep.name,
value ? "set" : "clear", status);