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Commit 4ab069e5 authored by Barry Song's avatar Barry Song Committed by Mike Frysinger
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Blackfin: add dma_disable_irq_nosync() API for irq handlers 



Some IRQ handlers need to disable a DMA channel without waiting.

Signed-off-by: default avatarBarry Song <barry.song@analog.com>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
parent 3750411f

arch/blackfin/include/asm/dma.h

+4 −0
Original line number Diff line number Diff line
@@ -262,6 +262,10 @@ static inline void dma_disable_irq(unsigned int channel) 
{

	disable_irq(dma_ch[channel].irq);

}

static inline void dma_disable_irq_nosync(unsigned int channel)

{

	disable_irq_nosync(dma_ch[channel].irq);

}

static inline void dma_enable_irq(unsigned int channel)

{

	enable_irq(dma_ch[channel].irq);