Contributors: 2
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Robert Jarzmik |
79 |
98.75% |
2 |
66.67% |
| Greg Kroah-Hartman |
1 |
1.25% |
1 |
33.33% |
| Total |
80 |
|
3 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#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 - dma channel request parameters
* @drcmr: requestor line number
* @prio: minimal mandatory priority of the channel
*
* If a requested channel is granted, its priority will be at least @prio,
* ie. if PXAD_PRIO_LOW is required, the requested channel will be either
* PXAD_PRIO_LOW, PXAD_PRIO_NORMAL or PXAD_PRIO_HIGHEST.
*/
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_ */