usb: gadget: fusb300: remove #if 0 block

The code in this block is unused and the Author is fine with removing:

| These functions were used to debug unstable hw fifo while developing
| fusb300.  It's much more stable now.
| So these functions can be removed.

Cc: "Wendy Yuan-Hsin Chen" <yhchen@faraday-tech.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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 24a924330c81f0d23bd70e5270c31ca97f0488c3..4ec888f900029ac823f2a136ef47ab18f03b5826 100644 (file)
--- a/drivers/usb/gadget/fusb300_udc.c
+++ b/drivers/usb/gadget/fusb300_udc.c
@@ -609,107 +609,6 @@ void fusb300_rdcxf(struct fusb300 *fusb300,
        }
 }
 
-#if 0
-static void fusb300_dbg_fifo(struct fusb300_ep *ep,
-                               u8 entry, u16 length)
-{
-       u32 reg;
-       u32 i = 0;
-       u32 j = 0;
-
-       reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_GTM);
-       reg &= ~(FUSB300_GTM_TST_EP_ENTRY(0xF) |
-               FUSB300_GTM_TST_EP_NUM(0xF) | FUSB300_GTM_TST_FIFO_DEG);
-       reg |= (FUSB300_GTM_TST_EP_ENTRY(entry) |
-               FUSB300_GTM_TST_EP_NUM(ep->epnum) | FUSB300_GTM_TST_FIFO_DEG);
-       iowrite32(reg, ep->fusb300->reg + FUSB300_OFFSET_GTM);
-
-       for (i = 0; i < (length >> 2); i++) {
-               if (i * 4 == 1024)
-                       break;
-               reg = ioread32(ep->fusb300->reg +
-                       FUSB300_OFFSET_BUFDBG_START + i * 4);
-               printk(KERN_DEBUG"  0x%-8x", reg);
-               j++;
-               if ((j % 4)  == 0)
-                       printk(KERN_DEBUG "\n");
-       }
-
-       if (length % 4) {
-               reg = ioread32(ep->fusb300->reg +
-                       FUSB300_OFFSET_BUFDBG_START + i * 4);
-               printk(KERN_DEBUG "  0x%x\n", reg);
-       }
-
-       if ((j % 4)  != 0)
-               printk(KERN_DEBUG "\n");
-
-       fusb300_disable_bit(ep->fusb300, FUSB300_OFFSET_GTM,
-               FUSB300_GTM_TST_FIFO_DEG);
-}
-
-static void fusb300_cmp_dbg_fifo(struct fusb300_ep *ep,
-                               u8 entry, u16 length, u8 *golden)
-{
-       u32 reg;
-       u32 i = 0;
-       u32 golden_value;
-       u8 *tmp;
-
-       tmp = golden;
-
-       printk(KERN_DEBUG "fusb300_cmp_dbg_fifo (entry %d) : start\n", entry);
-
-       reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_GTM);
-       reg &= ~(FUSB300_GTM_TST_EP_ENTRY(0xF) |
-               FUSB300_GTM_TST_EP_NUM(0xF) | FUSB300_GTM_TST_FIFO_DEG);
-       reg |= (FUSB300_GTM_TST_EP_ENTRY(entry) |
-               FUSB300_GTM_TST_EP_NUM(ep->epnum) | FUSB300_GTM_TST_FIFO_DEG);
-       iowrite32(reg, ep->fusb300->reg + FUSB300_OFFSET_GTM);
-
-       for (i = 0; i < (length >> 2); i++) {
-               if (i * 4 == 1024)
-                       break;
-               golden_value = *tmp | *(tmp + 1) << 8 |
-                               *(tmp + 2) << 16 | *(tmp + 3) << 24;
-
-               reg = ioread32(ep->fusb300->reg +
-                       FUSB300_OFFSET_BUFDBG_START + i*4);
-
-               if (reg != golden_value) {
-                       printk(KERN_DEBUG "0x%x  :  ", (u32)(ep->fusb300->reg +
-                               FUSB300_OFFSET_BUFDBG_START + i*4));
-                       printk(KERN_DEBUG "    golden = 0x%x, reg = 0x%x\n",
-                               golden_value, reg);
-               }
-               tmp += 4;
-       }
-
-       switch (length % 4) {
-       case 1:
-               golden_value = *tmp;
-       case 2:
-               golden_value = *tmp | *(tmp + 1) << 8;
-       case 3:
-               golden_value = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16;
-       default:
-               break;
-
-       reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_BUFDBG_START + i*4);
-       if (reg != golden_value) {
-               printk(KERN_DEBUG "0x%x:", (u32)(ep->fusb300->reg +
-                       FUSB300_OFFSET_BUFDBG_START + i*4));
-               printk(KERN_DEBUG "  golden = 0x%x, reg = 0x%x\n",
-                       golden_value, reg);
-       }
-       }
-
-       printk(KERN_DEBUG "fusb300_cmp_dbg_fifo : end\n");
-       fusb300_disable_bit(ep->fusb300, FUSB300_OFFSET_GTM,
-               FUSB300_GTM_TST_FIFO_DEG);
-}
-#endif
-
 static void fusb300_rdfifo(struct fusb300_ep *ep,
                          struct fusb300_request *req,
                          u32 length)