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staging: octeon-usb: cvmx_usb_submit_bulk: get params from urb 

Get the transfer parameters from urb.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Aaro Koskinen 2013-10-06 22:22:30 +03:00 committed by Greg Kroah-Hartman
parent 0cce1004c1
commit 9ccca70718
1 changed files with 4 additions and 20 deletions
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24
drivers/staging/octeon-usb/octeon-hcd.c
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@ -2402,34 +2402,20 @@ static int __cvmx_usb_submit_transaction(struct cvmx_usb_state *usb,
* @usb: USB device state populated by cvmx_usb_initialize().
* @pipe_handle:
* Handle to the pipe for the transfer.
* @buffer: Physical address of the data buffer in
* memory. Note that this is NOT A POINTER, but
* the full 64bit physical address of the
* buffer. This may be zero if buffer_length is
* zero.
* @buffer_length:
* Length of buffer in bytes.
* @urb: URB returned when the callback is called.
* @urb: URB.
*
* Returns: A submitted transaction handle or negative on
* failure. Negative values are error codes.
*/
static int cvmx_usb_submit_bulk(struct cvmx_usb_state *usb, int pipe_handle,
uint64_t buffer, int buffer_length,
struct urb *urb)
{
int submit_handle;
/* Pipe handle checking is done later in a common place */
if (unlikely(!buffer))
return -EINVAL;
if (unlikely(buffer_length < 0))
return -EINVAL;
submit_handle = __cvmx_usb_submit_transaction(usb, pipe_handle,
CVMX_USB_TRANSFER_BULK,
buffer,
buffer_length,
urb->transfer_dma,
urb->transfer_buffer_length,
0, /* control_header */
0, /* iso_start_frame */
0, /* iso_number_packets */
@ -3494,9 +3480,7 @@ static int octeon_usb_urb_enqueue(struct usb_hcd *hcd,
dev_dbg(dev, "Submit bulk to %d.%d\n",
usb_pipedevice(urb->pipe), usb_pipeendpoint(urb->pipe));
submit_handle = cvmx_usb_submit_bulk(&priv->usb, pipe_handle,
urb->transfer_dma,
urb->transfer_buffer_length,
urb);
urb);
break;
}
if (submit_handle < 0) {