Title: [6871] branches/2009R1/drivers/usb/musb/musbhsdma.c: bug[#5267]the interrupt pending bits should be cleared at the beginning of ISR
- Revision
- 6871
- Author
- cliff
- Date
- 2009-06-30 00:54:38 -0500 (Tue, 30 Jun 2009)
Log Message
bug[#5267]the interrupt pending bits should be cleared at the beginning of ISR
Modified Paths
Diff
Modified: branches/2009R1/drivers/usb/musb/musbhsdma.c (6870 => 6871)
--- branches/2009R1/drivers/usb/musb/musbhsdma.c 2009-06-30 00:30:31 UTC (rev 6870)
+++ branches/2009R1/drivers/usb/musb/musbhsdma.c 2009-06-30 05:54:38 UTC (rev 6871)
@@ -256,7 +256,10 @@
int_hsdma = musb_readb(mbase, MUSB_HSDMA_INTR);
if (!int_hsdma)
goto done;
-
+#ifdef CONFIG_BLACKFIN
+ /* Clear DMA interrup flags */
+ musb_writeb(mbase, MUSB_HSDMA_INTR, int_hsdma);
+#endif
for (bchannel = 0; bchannel < MUSB_HSDMA_CHANNELS; bchannel++) {
if (int_hsdma & (1 << bchannel)) {
musb_channel = (struct musb_dma_channel *)
@@ -314,10 +317,6 @@
}
}
-#ifdef CONFIG_BLACKFIN
- /* Clear DMA interrup flags */
- musb_writeb(mbase, MUSB_HSDMA_INTR, int_hsdma);
-#endif
retval = IRQ_HANDLED;
done:
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