Title: [6706] branches/2009R1/drivers/usb/musb/blackfin.c: task[#2424]add workaround for data corruption when access EP FIFO via the core
- Revision
- 6706
- Author
- cliff
- Date
- 2009-06-14 22:36:11 -0500 (Sun, 14 Jun 2009)
Log Message
task[#2424]add workaround for data corruption when access EP FIFO via the core
Modified Paths
Diff
Modified: branches/2009R1/drivers/usb/musb/blackfin.c (6705 => 6706)
--- branches/2009R1/drivers/usb/musb/blackfin.c 2009-06-15 03:33:27 UTC (rev 6705)
+++ branches/2009R1/drivers/usb/musb/blackfin.c 2009-06-15 03:36:11 UTC (rev 6706)
@@ -94,9 +94,9 @@
void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)
{
void __iomem *fifo = hw_ep->fifo;
-#if defined(CONFIG_MUSB_DMA_POLL)
- u8 epnum = hw_ep->epnum;
- u16 dma_reg = 0;
+#if defined(CONFIG_MUSB_DMA_POLL) || ANOMALY_05000467
+ u8 epnum = hw_ep->epnum;
+ u16 dma_reg = 0;
invalidate_dcache_range((unsigned int)dst,
(unsigned int)(dst + len));
@@ -266,8 +266,9 @@
return 0;
}
-void musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
{
+ return -EIO;
}
int __init musb_platform_init(struct musb *musb)
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