diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/renesas_usbhs/mod_host.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index 9b69a13..e856b44 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -681,9 +681,9 @@ static int usbhsh_queue_push(struct usb_hcd *hcd, } if (usb_pipein(urb->pipe)) - pipe->handler = &usbhs_fifo_pio_pop_handler; + pipe->handler = &usbhs_fifo_dma_pop_handler; else - pipe->handler = &usbhs_fifo_pio_push_handler; + pipe->handler = &usbhs_fifo_dma_push_handler; buf = (void *)(urb->transfer_buffer + urb->actual_length); len = urb->transfer_buffer_length - urb->actual_length; @@ -916,6 +916,19 @@ static int usbhsh_dcp_queue_push(struct usb_hcd *hcd, */ static int usbhsh_dma_map_ctrl(struct usbhs_pkt *pkt, int map) { + if (map) { + struct usbhsh_request *ureq = usbhsh_pkt_to_ureq(pkt); + struct urb *urb = ureq->urb; + + /* it can not use scatter/gather */ + if (urb->num_sgs) + return -EINVAL; + + pkt->dma = urb->transfer_dma; + if (!pkt->dma) + return -EINVAL; + } + return 0; } |