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kernel add
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#ifndef _PXA_DMA_H_
#define _PXA_DMA_H_
enum pxad_chan_prio {
PXAD_PRIO_HIGHEST = 0,
PXAD_PRIO_NORMAL,
PXAD_PRIO_LOW,
PXAD_PRIO_LOWEST,
};
struct pxad_param {
unsigned int drcmr;
enum pxad_chan_prio prio;
};
struct dma_chan;
#ifdef CONFIG_PXA_DMA
bool pxad_filter_fn(struct dma_chan *chan, void *param);
#else
static inline bool pxad_filter_fn(struct dma_chan *chan, void *param)
{
return false;
}
#endif
#endif /* _PXA_DMA_H_ */
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