From: Felipe Balbi <balbi@ti.com>
Date: Mon, 28 Jan 2013 15:08:28 +0000 (+0200)
Subject: usb: gadget: fusb300: switch over to usb_gadget_map/unmap_request()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0324f25fc66cd94273d0aa67637ed260ff70f01e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

usb: gadget: fusb300: switch over to usb_gadget_map/unmap_request()

we have generic implementations for a reason,
let's use them

Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/gadget/fusb300_udc.c b/drivers/usb/gadget/fusb300_udc.c
index 2d3c8b351f42..5c9dd064767f 100644
--- a/drivers/usb/gadget/fusb300_udc.c
+++ b/drivers/usb/gadget/fusb300_udc.c
@@ -938,25 +938,22 @@ IDMA_RESET:
 static void  fusb300_set_idma(struct fusb300_ep *ep,
 			struct fusb300_request *req)
 {
-	dma_addr_t d;
+	int ret;
 
-	d = dma_map_single(NULL, req->req.buf, req->req.length, DMA_TO_DEVICE);
-
-	if (dma_mapping_error(NULL, d)) {
-		printk(KERN_DEBUG "dma_mapping_error\n");
+	ret = usb_gadget_map_request(&ep->fusb300->gadget,
+			&req->req, DMA_TO_DEVICE);
+	if (ret)
 		return;
-	}
-
-	dma_sync_single_for_device(NULL, d, req->req.length, DMA_TO_DEVICE);
 
 	fusb300_enable_bit(ep->fusb300, FUSB300_OFFSET_IGER0,
 		FUSB300_IGER0_EEPn_PRD_INT(ep->epnum));
 
-	fusb300_fill_idma_prdtbl(ep, d, req->req.length);
+	fusb300_fill_idma_prdtbl(ep, req->req.dma, req->req.length);
 	/* check idma is done */
 	fusb300_wait_idma_finished(ep);
 
-	dma_unmap_single(NULL, d, req->req.length, DMA_TO_DEVICE);
+	usb_gadget_unmap_request(&ep->fusb300->gadget,
+			&req->req, DMA_TO_DEVICE);
 }
 
 static void in_ep_fifo_handler(struct fusb300_ep *ep)