int status;
void omap_clear_dma(int lch){	unsigned long flags;	int status;	local_irq_save(flags);	omap_writew(omap_readw(OMAP_DMA_CCR(lch)) & ~OMAP_DMA_CCR_EN,		    OMAP_DMA_CCR(lch));	status = OMAP_DMA_CSR(lch);	/* clear pending interrupts */	local_irq_restore(flags);}