Signed-off-by: Jan Luebbe <[email protected]>
---
drivers/usb/host/ohci-hcd.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index f103101..05e4094 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -859,6 +859,8 @@ static void td_fill(struct ohci *ohci, unsigned int info,
td->hwNextTD = virt_to_phys((void *)m32_swap((unsigned long)td_pt));
+ dma_flush_range((unsigned long)data, (unsigned long)(data + len));
+
/* append to queue */
td->ed->hwTailP = td->hwNextTD;
}
@@ -1555,6 +1557,8 @@ int submit_common_msg(struct usb_device *dev, unsigned
long pipe, void *buffer,
dev->status = stat;
dev->act_len = urb->actual_length;
+ dma_inv_range((unsigned long)buffer, (unsigned long)(buffer +
transfer_len));
+
pkt_print(urb, dev, pipe, buffer, transfer_len,
setup, "RET(ctlr)", usb_pipein(pipe));
--
1.7.9.5
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