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59 lines
1.4 KiB
Diff
59 lines
1.4 KiB
Diff
diff -NurbwB linux-2.6.17/drivers/usb/gadget/pxa2xx_udc.c linux-2.6.17-patched/drivers/usb/gadget/pxa2xx_udc.c
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--- linux-2.6.17/drivers/usb/gadget/pxa2xx_udc.c 2006-06-17 18:49:35.000000000 -0700
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+++ linux-2.6.17-patched/drivers/usb/gadget/pxa2xx_udc.c 2006-09-11 13:02:39.000000000 -0700
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@@ -87,8 +87,8 @@
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static const char ep0name [] = "ep0";
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-// #define USE_DMA
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-// #define USE_OUT_DMA
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+#define USE_DMA
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+#define USE_OUT_DMA
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// #define DISABLE_TEST_MODE
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#ifdef CONFIG_ARCH_IXP4XX
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@@ -1513,7 +1513,7 @@
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#endif
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/* try to clear these bits before we enable the udc */
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- udc_ack_int_UDCCR(UDCCR_SUSIR|/*UDCCR_RSTIR|*/UDCCR_RESIR);
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+ udc_ack_int_UDCCR(UDCCR_SUSIR|UDCCR_RSTIR|UDCCR_RESIR);
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ep0_idle(dev);
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dev->gadget.speed = USB_SPEED_UNKNOWN;
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@@ -2043,6 +2043,9 @@
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struct pxa2xx_udc *dev = _dev;
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int handled;
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+
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+ udc_set_mask_UDCCR( UDCCR_REM | UDCCR_SRM);
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+
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dev->stats.irqs++;
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HEX_DISPLAY(dev->stats.irqs);
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do {
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@@ -2137,6 +2139,8 @@
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/* we could also ask for 1 msec SOF (SIR) interrupts */
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} while (handled);
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+
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+ udc_clear_mask_UDCCR( UDCCR_SRM | UDCCR_REM);
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return IRQ_HANDLED;
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}
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@@ -2437,6 +2441,7 @@
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int retval, out_dma = 1;
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u32 chiprev;
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+ local_irq_disable();
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/* insist on Intel/ARM/XScale */
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asm("mrc%? p15, 0, %0, c0, c0" : "=r" (chiprev));
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if ((chiprev & CP15R0_VENDOR_MASK) != CP15R0_XSCALE_VALUE) {
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@@ -2553,6 +2558,7 @@
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#endif
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}
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#endif
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+ local_irq_enable();
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create_proc_files();
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return 0;
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