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authorAaro Koskinen <aaro.koskinen@iki.fi>2013-10-06 19:22:32 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-07 05:02:21 (GMT)
commit9fdbb6964b80eb1bb385a8ef3cbbbff0d1c91193 (patch)
tree4047aaf91791e84833c6e18ccc797e4a642875b5 /drivers/staging/octeon-usb
parent2ae09e872197f5f5ce3976c4c2c98bd7352746d0 (diff)
staging: octeon-usb: cvmx_usb_submit_interrupt: 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>
Diffstat (limited to 'drivers/staging/octeon-usb')
-rw-r--r--drivers/staging/octeon-usb/octeon-hcd.c26
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c
index 27f73db..14062a0 100644
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -2431,34 +2431,20 @@ static int cvmx_usb_submit_bulk(struct cvmx_usb_state *usb, int pipe_handle,
* @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.
*
* Returns: A submitted transaction handle or negative on
* failure. Negative values are error codes.
*/
static int cvmx_usb_submit_interrupt(struct cvmx_usb_state *usb,
- int pipe_handle, uint64_t buffer,
- int buffer_length, struct urb *urb)
+ int pipe_handle, 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_INTERRUPT,
- buffer,
- buffer_length,
+ urb->transfer_dma,
+ urb->transfer_buffer_length,
0, /* control_header */
0, /* iso_start_frame */
0, /* iso_number_packets */
@@ -3444,10 +3430,8 @@ static int octeon_usb_urb_enqueue(struct usb_hcd *hcd,
case PIPE_INTERRUPT:
dev_dbg(dev, "Submit interrupt to %d.%d\n",
usb_pipedevice(urb->pipe), usb_pipeendpoint(urb->pipe));
- submit_handle = cvmx_usb_submit_interrupt(&priv->usb, pipe_handle,
- urb->transfer_dma,
- urb->transfer_buffer_length,
- urb);
+ submit_handle = cvmx_usb_submit_interrupt(&priv->usb,
+ pipe_handle, urb);
break;
case PIPE_CONTROL:
dev_dbg(dev, "Submit control to %d.%d\n",

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