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path: root/drivers/usb/gadget/udc/udc-xilinx.c
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Diffstat (limited to 'drivers/usb/gadget/udc/udc-xilinx.c')
-rw-r--r--drivers/usb/gadget/udc/udc-xilinx.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
index 06112d49f79b..325f518a991b 100644
--- a/drivers/usb/gadget/udc/udc-xilinx.c
+++ b/drivers/usb/gadget/udc/udc-xilinx.c
@@ -499,11 +499,13 @@ static int xudc_eptxrx(struct xusb_ep *ep, struct xusb_req *req,
/* Get the Buffer address and copy the transmit data.*/
eprambase = (u32 __force *)(udc->addr + ep->rambase);
if (ep->is_in) {
- memcpy(eprambase, bufferptr, bytestosend);
+ memcpy_toio((void __iomem *)eprambase, bufferptr,
+ bytestosend);
udc->write_fn(udc->addr, ep->offset +
XUSB_EP_BUF0COUNT_OFFSET, bufferlen);
} else {
- memcpy(bufferptr, eprambase, bytestosend);
+ memcpy_toio((void __iomem *)bufferptr, eprambase,
+ bytestosend);
}
/*
* Enable the buffer for transmission.
@@ -517,11 +519,13 @@ static int xudc_eptxrx(struct xusb_ep *ep, struct xusb_req *req,
eprambase = (u32 __force *)(udc->addr + ep->rambase +
ep->ep_usb.maxpacket);
if (ep->is_in) {
- memcpy(eprambase, bufferptr, bytestosend);
+ memcpy_toio((void __iomem *)eprambase, bufferptr,
+ bytestosend);
udc->write_fn(udc->addr, ep->offset +
XUSB_EP_BUF1COUNT_OFFSET, bufferlen);
} else {
- memcpy(bufferptr, eprambase, bytestosend);
+ memcpy_toio((void __iomem *)bufferptr, eprambase,
+ bytestosend);
}
/*
* Enable the buffer for transmission.
@@ -1023,7 +1027,7 @@ static int __xudc_ep0_queue(struct xusb_ep *ep0, struct xusb_req *req)
udc->addr);
length = req->usb_req.actual = min_t(u32, length,
EP0_MAX_PACKET);
- memcpy(corebuf, req->usb_req.buf, length);
+ memcpy_toio((void __iomem *)corebuf, req->usb_req.buf, length);
udc->write_fn(udc->addr, XUSB_EP_BUF0COUNT_OFFSET, length);
udc->write_fn(udc->addr, XUSB_BUFFREADY_OFFSET, 1);
} else {
@@ -1748,7 +1752,7 @@ static void xudc_handle_setup(struct xusb_udc *udc) __must_hold(&udc->lock)
/* Load up the chapter 9 command buffer.*/
ep0rambase = (u32 __force *) (udc->addr + XUSB_SETUP_PKT_ADDR_OFFSET);
- memcpy(&setup, ep0rambase, 8);
+ memcpy_toio((void __iomem *)&setup, ep0rambase, 8);
udc->setup = setup;
udc->setup.wValue = cpu_to_le16(setup.wValue);
@@ -1835,7 +1839,7 @@ static void xudc_ep0_out(struct xusb_udc *udc)
(ep0->rambase << 2));
buffer = req->usb_req.buf + req->usb_req.actual;
req->usb_req.actual = req->usb_req.actual + bytes_to_rx;
- memcpy(buffer, ep0rambase, bytes_to_rx);
+ memcpy_toio((void __iomem *)buffer, ep0rambase, bytes_to_rx);
if (req->usb_req.length == req->usb_req.actual) {
/* Data transfer completed get ready for Status stage */
@@ -1911,7 +1915,7 @@ static void xudc_ep0_in(struct xusb_udc *udc)
(ep0->rambase << 2));
buffer = req->usb_req.buf + req->usb_req.actual;
req->usb_req.actual = req->usb_req.actual + length;
- memcpy(ep0rambase, buffer, length);
+ memcpy_toio((void __iomem *)ep0rambase, buffer, length);
}
udc->write_fn(udc->addr, XUSB_EP_BUF0COUNT_OFFSET, count);
udc->write_fn(udc->addr, XUSB_BUFFREADY_OFFSET, 1);