USB: gadget: atmel_usba: move global struct usba_ep usba_ep to struct usba_udc

so we can have multiple usb gadget instance

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Tested-by: Bo Shen <voice.shen@atmel.com>

1 files changed, 11 insertions, 9 deletions

diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index f2a970f75bfa..d2ffd0438a6b 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -29,7 +29,6 @@
 
 
 static struct usba_udc the_udc;
-static struct usba_ep *usba_ep;
 
 #ifdef CONFIG_USB_GADGET_DEBUG_FS
 #include <linux/debugfs.h>
@@ -1147,7 +1146,7 @@ static int do_test_mode(struct usba_udc *udc)
                  * Test_SE0_NAK: Force high-speed mode and set up ep0
                  * for Bulk IN transfers
                  */
-                ep = &usba_ep[0];
+                ep = &udc->usba_ep[0];
                 usba_writel(udc, TST,
                                 USBA_BF(SPEED_CFG, USBA_SPEED_CFG_FORCE_HIGH));
                 usba_ep_writel(ep, CFG,
@@ -1165,7 +1164,7 @@ static int do_test_mode(struct usba_udc *udc)
                 break;
         case 0x0400:
                 /* Test_Packet */
-                ep = &usba_ep[0];
+                ep = &udc->usba_ep[0];
                 usba_ep_writel(ep, CFG,
                                 USBA_BF(EPT_SIZE, USBA_EPT_SIZE_64)
                                 | USBA_EPT_DIR_IN
@@ -1668,7 +1667,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid)
 
                 for (i = 1; i < USBA_NR_ENDPOINTS; i++)
                         if (dma_status & (1 << i))
-                                usba_dma_irq(udc, &usba_ep[i]);
+                                usba_dma_irq(udc, &udc->usba_ep[i]);
         }
 
         ep_status = USBA_BFEXT(EPT_INT, status);
@@ -1677,10 +1676,10 @@ static irqreturn_t usba_udc_irq(int irq, void *devid)
 
                 for (i = 0; i < USBA_NR_ENDPOINTS; i++)
                         if (ep_status & (1 << i)) {
-                                if (ep_is_control(&usba_ep[i]))
-                                        usba_control_irq(udc, &usba_ep[i]);
+                                if (ep_is_control(&udc->usba_ep[i]))
+                                        usba_control_irq(udc, &udc->usba_ep[i]);
                                 else
-                                        usba_ep_irq(udc, &usba_ep[i]);
+                                        usba_ep_irq(udc, &udc->usba_ep[i]);
                         }
         }
 
@@ -1705,7 +1704,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid)
                 DBG(DBG_BUS, "%s bus reset detected\n",
                     usb_speed_string(udc->gadget.speed));
 
-                ep0 = &usba_ep[0];
+                ep0 = &udc->usba_ep[0];
                 ep0->ep.desc = &usba_ep0_desc;
                 ep0->state = WAIT_FOR_SETUP;
                 usba_ep_writel(ep0, CFG,
@@ -1841,6 +1840,7 @@ static int __init usba_udc_probe(struct platform_device *pdev)
         struct resource *regs, *fifo;
         struct clk *pclk, *hclk;
         struct usba_udc *udc = &the_udc;
+        static struct usba_ep *usba_ep;
         int irq, ret, i;
 
         regs = platform_get_resource(pdev, IORESOURCE_MEM, CTRL_IOMEM_ID);
@@ -1896,6 +1896,8 @@ static int __init usba_udc_probe(struct platform_device *pdev)
         if (!usba_ep)
                 goto err_alloc_ep;
 
+        udc->usba_ep = usba_ep;
+
         the_udc.gadget.ep0 = &usba_ep[0].ep;
 
         INIT_LIST_HEAD(&usba_ep[0].ep.ep_list);
@@ -2008,7 +2010,7 @@ static int __exit usba_udc_remove(struct platform_device *pdev)
         usb_del_gadget_udc(&udc->gadget);
 
         for (i = 1; i < pdata->num_ep; i++)
-                usba_ep_cleanup_debugfs(&usba_ep[i]);
+                usba_ep_cleanup_debugfs(&udc->usba_ep[i]);
         usba_cleanup_debugfs(udc);
 
         if (gpio_is_valid(udc->vbus_pin)) {