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dmaengine: pxa: make the filter function internal

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As the pxa architecture and all its related drivers do not rely anymore
on the filter function, thanks to the slave map conversion, make
pxad_filter_fn() static, and remove it from the global namespace.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Acked-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Robert Jarzmik 2018-06-17 19:02:15 +02:00
parent 651022382c
commit c2a70a319a
2 changed files with 2 additions and 14 deletions
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5
drivers/dma/pxa_dma.c
View File

@ -179,7 +179,7 @@ static unsigned int pxad_drcmr(unsigned int line)
return 0x1000 + line * 4;
}
bool pxad_filter_fn(struct dma_chan *chan, void *param);
static bool pxad_filter_fn(struct dma_chan *chan, void *param);
/*
* Debug fs
@ -1500,7 +1500,7 @@ static struct platform_driver pxad_driver = {
.remove = pxad_remove,
};
bool pxad_filter_fn(struct dma_chan *chan, void *param)
static bool pxad_filter_fn(struct dma_chan *chan, void *param)
{
struct pxad_chan *c = to_pxad_chan(chan);
struct pxad_param *p = param;
@ -1513,7 +1513,6 @@ bool pxad_filter_fn(struct dma_chan *chan, void *param)
return true;
}
EXPORT_SYMBOL_GPL(pxad_filter_fn);
module_platform_driver(pxad_driver);

11
include/linux/dma/pxa-dma.h
View File

@ -23,15 +23,4 @@ struct pxad_param {
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_ */