USB: Fix level of isp1760 Reloading ptd error message

This error message is not actually an error, it's an information
message. It is triggered when a transfer which ended in a NAQ is
retried successfully by the hardware.
Signed-off-by: NColin Tuckley <colin.tuckley@arm.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/usb/host/isp1760-hcd.c

@@ -1039,12 +1039,12 @@ static void do_atl_int(struct usb_hcd *usb_hcd)
 		if (!nakcount && (dw3 & DW3_QTD_ACTIVE)) {
 			u32 buffstatus;
 
-			/* XXX
+			/*
 			 * NAKs are handled in HW by the chip. Usually if the
 			 * device is not able to send data fast enough.
-			 * This did not trigger for a long time now.
+			 * This happens mostly on slower hardware.
 			 */
-			printk(KERN_ERR "Reloading ptd %p/%p... qh %p readed: "
+			printk(KERN_NOTICE "Reloading ptd %p/%p... qh %p read: "
 					"%d of %zu done: %08x cur: %08x\n", qtd,
 					urb, qh, PTD_XFERRED_LENGTH(dw3),
 					qtd->length, done_map,