usb: gadget: lpc32xx_udc: Remove usb_endpoint_descriptor

This patch removes the utilization of struct usb_endpoint_descriptor, as done
by other drivers also. This was done on request by the USB gadget maintainers,
since this API is obsoleted.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/lpc32xx_udc.c b/drivers/usb/gadget/lpc32xx_udc.c
index 7e31ac2bf224ba0bafc04f2f74c0d9cbc5581572..6dd8f69886e031f870aec10c3d8836e4cd3f5739 100644 (file)
--- a/drivers/usb/gadget/lpc32xx_udc.c
+++ b/drivers/usb/gadget/lpc32xx_udc.c
@@ -141,8 +141,6 @@ struct lpc32xx_ep {
        u32                     totalints;
 
        bool                    wedge;
-
-       const struct usb_endpoint_descriptor *desc;
 };
 
 /*
@@ -556,10 +554,8 @@ static int proc_udc_show(struct seq_file *s, void *unused)
 
        if (udc->enabled && udc->vbus) {
                proc_ep_show(s, &udc->ep[0]);
-               list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) {
-                       if (ep->desc)
-                               proc_ep_show(s, ep);
-               }
+               list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list)
+                       proc_ep_show(s, ep);
        }
 
        spin_unlock_irqrestore(&udc->lock, flags);
@@ -1453,7 +1449,6 @@ static void udc_reinit(struct lpc32xx_udc *udc)
 
                if (i != 0)
                        list_add_tail(&ep->ep.ep_list, &udc->gadget.ep_list);
-               ep->desc = NULL;
                ep->ep.maxpacket = ep->maxpacket;
                INIT_LIST_HEAD(&ep->queue);
                ep->req_pending = 0;
@@ -1515,7 +1510,7 @@ static void nuke(struct lpc32xx_ep *ep, int status)
                done(ep, req, status);
        }
 
-       if (ep->desc && status == -ESHUTDOWN) {
+       if (status == -ESHUTDOWN) {
                uda_disable_hwepint(ep->udc, ep->hwep_num);
                udc_disable_hwep(ep->udc, ep->hwep_num);
        }
@@ -1658,9 +1653,6 @@ static int lpc32xx_ep_disable(struct usb_ep *_ep)
 
        nuke(ep, -ESHUTDOWN);
 
-       /* restore the endpoint's pristine config */
-       ep->desc = NULL;
-
        /* Clear all DMA statuses for this EP */
        udc_ep_dma_disable(udc, ep->hwep_num);
        writel(1 << ep->hwep_num, USBD_EOTINTCLR(udc->udp_baseaddr));
@@ -1696,7 +1688,7 @@ static int lpc32xx_ep_enable(struct usb_ep *_ep,
        unsigned long flags;
 
        /* Verify EP data */
-       if ((!_ep) || (!ep) || (!desc) || (ep->desc) ||
+       if ((!_ep) || (!ep) || (!desc) ||
            (desc->bDescriptorType != USB_DT_ENDPOINT)) {
                dev_dbg(udc->dev, "bad ep or descriptor\n");
                return -EINVAL;
@@ -1754,7 +1746,6 @@ static int lpc32xx_ep_enable(struct usb_ep *_ep,
 
        /* Initialize endpoint to match the selected descriptor */
        ep->is_in = (desc->bEndpointAddress & USB_DIR_IN) != 0;
-       ep->desc = desc;
        ep->ep.maxpacket = maxpacket;
 
        /* Map hardware endpoint from base and direction */
@@ -1837,7 +1828,7 @@ static int lpc32xx_ep_queue(struct usb_ep *_ep,
 
        udc = ep->udc;
 
-       if (!_ep || (!ep->desc && ep->hwep_num_base != 0)) {
+       if (!_ep) {
                dev_dbg(udc->dev, "invalid ep\n");
                return -EINVAL;
        }
@@ -1976,7 +1967,7 @@ static int lpc32xx_ep_set_halt(struct usb_ep *_ep, int value)
        struct lpc32xx_udc *udc = ep->udc;
        unsigned long flags;
 
-       if ((!ep) || (ep->desc == NULL) || (ep->hwep_num <= 1))
+       if ((!ep) || (ep->hwep_num <= 1))
                return -EINVAL;
 
        /* Don't halt an IN EP */
@@ -2262,7 +2253,7 @@ static int udc_get_status(struct lpc32xx_udc *udc, u16 reqtype, u16 wIndex)
        case USB_RECIP_ENDPOINT:
                tmp = wIndex & USB_ENDPOINT_NUMBER_MASK;
                ep = &udc->ep[tmp];
-               if ((tmp == 0) || (tmp >= NUM_ENDPOINTS) || (tmp && !ep->desc))
+               if ((tmp == 0) || (tmp >= NUM_ENDPOINTS))
                        return -EOPNOTSUPP;
 
                if (wIndex & USB_DIR_IN) {