include/linux/dma/pxa-dma.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _PXA_DMA_H_
   3 #define _PXA_DMA_H_
   4
   5 enum pxad_chan_prio {
   6         PXAD_PRIO_HIGHEST = 0,
   7         PXAD_PRIO_NORMAL,
   8         PXAD_PRIO_LOW,
   9         PXAD_PRIO_LOWEST,
  10 };
  11
  12 struct pxad_param {
  13         unsigned int drcmr;
  14         enum pxad_chan_prio prio;
  15 };
  16
  17 struct dma_chan;
  18
  19 #ifdef CONFIG_PXA_DMA
  20 bool pxad_filter_fn(struct dma_chan *chan, void *param);
  21 #else
  22 static inline bool pxad_filter_fn(struct dma_chan *chan, void *param)
  23 {
  24         return false;
  25 }
  26 #endif
  27
  28 #endif /* _PXA_DMA_H_ */