usb: gadget: udc: atmel: change setting for DMA

[pandora-kernel.git] / drivers / usb / gadget / at91_udc.c

diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index ddb118a..8efe0fa 100644 (file)
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -9,16 +9,6 @@
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA  02111-1307, USA.
  */
 
 #undef VERBOSE_DEBUG
@@ -460,7 +450,7 @@ static void nuke(struct at91_ep *ep, int status)
 {
        struct at91_request *req;
 
-       // terminer chaque requete dans la queue
+       /* terminate any request in the queue */
        ep->stopped = 1;
        if (list_empty(&ep->queue))
                return;
@@ -487,7 +477,7 @@ static int at91_ep_enable(struct usb_ep *_ep,
                        || !desc || ep->desc
                        || _ep->name == ep0name
                        || desc->bDescriptorType != USB_DT_ENDPOINT
-                       || (maxpacket = le16_to_cpu(desc->wMaxPacketSize)) == 0
+                       || (maxpacket = usb_endpoint_maxp(desc)) == 0
                        || maxpacket > ep->maxpacket) {
                DBG("bad ep or descriptor\n");
                return -EINVAL;
@@ -788,7 +778,7 @@ static const struct usb_ep_ops at91_ep_ops = {
        .queue          = at91_ep_queue,
        .dequeue        = at91_ep_dequeue,
        .set_halt       = at91_ep_set_halt,
-       // there's only imprecise fifo status reporting
+       /* there's only imprecise fifo status reporting */
 };
 
 /*-------------------------------------------------------------------------*/
@@ -846,7 +836,7 @@ static void udc_reinit(struct at91_udc *udc)
                ep->fifo_bank = 0;
                ep->ep.maxpacket = ep->maxpacket;
                ep->creg = (void __iomem *) udc->udp_baseaddr + AT91_UDP_CSR(i);
-               // initialiser une queue par endpoint
+               /* initialize one queue per endpoint */
                INIT_LIST_HEAD(&ep->queue);
        }
 }
@@ -952,7 +942,7 @@ static int at91_vbus_session(struct usb_gadget *gadget, int is_active)
        struct at91_udc *udc = to_udc(gadget);
        unsigned long   flags;
 
-       // VDBG("vbus %s\n", is_active ? "on" : "off");
+       /* VDBG("vbus %s\n", is_active ? "on" : "off"); */
        spin_lock_irqsave(&udc->lock, flags);
        udc->vbus = (is_active != 0);
        if (udc->driver)
@@ -1003,7 +993,7 @@ static const struct usb_gadget_ops at91_udc_ops = {
         * VBUS-powered devices may also also want to support bigger
         * power budgets after an appropriate SET_CONFIGURATION.
         */
-       // .vbus_power          = at91_vbus_power,
+       /* .vbus_power          = at91_vbus_power, */
 };
 
 /*-------------------------------------------------------------------------*/
@@ -1072,7 +1062,7 @@ static void handle_setup(struct at91_udc *udc, struct at91_ep *ep, u32 csr)
                        ep->is_in = 0;
                }
        } else {
-               // REVISIT this happens sometimes under load; why??
+               /* REVISIT this happens sometimes under load; why?? */
                ERR("SETUP len %d, csr %08x\n", rxcount, csr);
                status = -EINVAL;
        }
@@ -1451,7 +1441,7 @@ static irqreturn_t at91_udc_irq (int irq, void *_udc)
                        at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXSUSP);
                        at91_udp_write(udc, AT91_UDP_IER, AT91_UDP_RXRSM);
                        at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXSUSP);
-                       // VDBG("bus suspend\n");
+                       /* VDBG("bus suspend\n"); */
                        if (udc->suspended)
                                continue;
                        udc->suspended = 1;
@@ -1473,7 +1463,7 @@ static irqreturn_t at91_udc_irq (int irq, void *_udc)
                        at91_udp_write(udc, AT91_UDP_IDR, AT91_UDP_RXRSM);
                        at91_udp_write(udc, AT91_UDP_IER, AT91_UDP_RXSUSP);
                        at91_udp_write(udc, AT91_UDP_ICR, AT91_UDP_RXRSM);
-                       // VDBG("bus resume\n");
+                       /* VDBG("bus resume\n"); */
                        if (!udc->suspended)
                                continue;
                        udc->suspended = 0;
@@ -1820,7 +1810,7 @@ static int __init at91udc_probe(struct platform_device *pdev)
        /* request UDC and maybe VBUS irqs */
        udc->udp_irq = platform_get_irq(pdev, 0);
        retval = request_irq(udc->udp_irq, at91_udc_irq,
-                       IRQF_DISABLED, driver_name, udc);
+                       0, driver_name, udc);
        if (retval < 0) {
                DBG("request irq %d failed\n", udc->udp_irq);
                goto fail1;
@@ -1848,7 +1838,7 @@ static int __init at91udc_probe(struct platform_device *pdev)
                                  jiffies + VBUS_POLL_TIMEOUT);
                } else {
                        if (request_irq(udc->board.vbus_pin, at91_vbus_irq,
-                                       IRQF_DISABLED, driver_name, udc)) {
+                                       0, driver_name, udc)) {
                                DBG("request vbus irq %d failed\n",
                                    udc->board.vbus_pin);
                                retval = -EBUSY;