From b41d8a6a014fba420a428244e04699b9c77a44f1 Mon Sep 17 00:00:00 2001 From: Yoshihiro Shimoda Date: Mon, 18 Apr 2016 16:53:42 +0900 Subject: [PATCH] usb: renesas_usbhs: use usb_gadget_{un}map_request_by_dev() for IPMMU The previous code could use the first USB-DMAC with IPMMU if iommus property was set into this device node. However, in this case, it could not control the second USB-DMAC with IPMMU because a parameter of IPMMU (micro-TLB id) is different with each USB-DMAC. So, this patch uses the usb_gadget_{un}map_request_by_dev() APIs for IPMMU. (Then, iommus property should be set into USB-DMAC node(s).) Signed-off-by: Yoshihiro Shimoda Signed-off-by: Felipe Balbi --- drivers/usb/renesas_usbhs/mod_gadget.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c index d701ae643ace..30345c2d01be 100644 --- a/drivers/usb/renesas_usbhs/mod_gadget.c +++ b/drivers/usb/renesas_usbhs/mod_gadget.c @@ -197,8 +197,6 @@ static int usbhsg_dma_map_ctrl(struct device *dma_dev, struct usbhs_pkt *pkt, struct usbhsg_request *ureq = usbhsg_pkt_to_ureq(pkt); struct usb_request *req = &ureq->req; struct usbhs_pipe *pipe = pkt->pipe; - struct usbhsg_uep *uep = usbhsg_pipe_to_uep(pipe); - struct usbhsg_gpriv *gpriv = usbhsg_uep_to_gpriv(uep); enum dma_data_direction dir; int ret = 0; @@ -208,13 +206,13 @@ static int usbhsg_dma_map_ctrl(struct device *dma_dev, struct usbhs_pkt *pkt, /* it can not use scatter/gather */ WARN_ON(req->num_sgs); - ret = usb_gadget_map_request(&gpriv->gadget, req, dir); + ret = usb_gadget_map_request_by_dev(dma_dev, req, dir); if (ret < 0) return ret; pkt->dma = req->dma; } else { - usb_gadget_unmap_request(&gpriv->gadget, req, dir); + usb_gadget_unmap_request_by_dev(dma_dev, req, dir); } return ret; -- 2.20.1