patch-2.4.22 linux-2.4.22/include/asm-arm/dma.h
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- Lines: 11
- Date:
2003-08-25 04:44:43.000000000 -0700
- Orig file:
linux-2.4.21/include/asm-arm/dma.h
- Orig date:
2001-08-12 11:14:00.000000000 -0700
diff -urN linux-2.4.21/include/asm-arm/dma.h linux-2.4.22/include/asm-arm/dma.h
@@ -74,6 +74,10 @@
*/
extern void disable_dma(dmach_t channel);
+/* Test whether the specified channel has an active DMA transfer
+ */
+extern int dma_channel_active(dmach_t channel);
+
/* Set the DMA scatter gather list for this channel
*
* This should not be called if a DMA channel is enabled,
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