In current fastboot frame, both full and high speed use 'fs_ep_in', but fs_ep_in.wMaxPacketSize is configurated 64 bytes as default, I do not understand why high speed TX max packet size is also set as 64 bytes, so I changed the condition from '!=' to '>' as a workaround.
Signed-off-by: Frank Wang frank.wang@rock-chips.com --- drivers/usb/gadget/s3c_udc_otg.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/s3c_udc_otg.c b/drivers/usb/gadget/s3c_udc_otg.c index 7a2d1e7..b2d3988 100644 --- a/drivers/usb/gadget/s3c_udc_otg.c +++ b/drivers/usb/gadget/s3c_udc_otg.c @@ -556,8 +556,8 @@ static int s3c_ep_enable(struct usb_ep *_ep, }
/* hardware _could_ do smaller, but driver doesn't */ - if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK - && le16_to_cpu(get_unaligned(&desc->wMaxPacketSize)) != + if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK && + le16_to_cpu(get_unaligned(&desc->wMaxPacketSize)) > ep_maxpacket(ep)) || !get_unaligned(&desc->wMaxPacketSize)) {
debug("%s: bad %s maxpacket\n", __func__, _ep->name);