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Add a missing usb_syncmem(... BUS_DMASYNC_PRE{READ,WRITE}) for the 

transfer buffer
This commit is contained in:
skrll 2016-12-04 16:59:49 +00:00
parent 1d6d63b6d6
commit abe7dda6b4
1 changed files with 6 additions and 2 deletions
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8
sys/external/bsd/dwc2/dwc2.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: dwc2.c,v 1.44 2016/08/14 14:42:22 skrll Exp $ */
/* $NetBSD: dwc2.c,v 1.45 2016/12/04 16:59:49 skrll Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: dwc2.c,v 1.44 2016/08/14 14:42:22 skrll Exp $");
__KERNEL_RCSID(0, "$NetBSD: dwc2.c,v 1.45 2016/12/04 16:59:49 skrll Exp $");
#include "opt_usb.h"
@ -1012,6 +1012,10 @@ dwc2_device_start(struct usbd_xfer *xfer)
dwc2_urb->usbdma = &xfer->ux_dmabuf;
dwc2_urb->buf = KERNADDR(dwc2_urb->usbdma, 0);
dwc2_urb->dma = DMAADDR(dwc2_urb->usbdma, 0);
usb_syncmem(&xfer->ux_dmabuf, 0, len,
dir == UE_DIR_IN ?
BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE);
}
dwc2_urb->length = len;
dwc2_urb->flags = flags;