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dmaengine: mmp_pdma: Remove mmp_pdma_filter_fn()

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It's not used anywhere -- drop it.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Link: https://lore.kernel.org/r/20210121110356.1768635-2-lkundrak@v3.sk
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Lubomir Rintel 2021-01-21 12:03:54 +01:00 committed by Vinod Koul
parent a033a74e8b
commit e247f85a9b
2 changed files with 0 additions and 30 deletions
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14
drivers/dma/mmp_pdma.c
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@ -18,7 +18,6 @@
#include <linux/of_device.h> #include <linux/of_device.h>
#include <linux/of_dma.h> #include <linux/of_dma.h>
#include <linux/of.h> #include <linux/of.h>
#include <linux/dma/mmp-pdma.h>
#include "dmaengine.h" #include "dmaengine.h"
@ -1148,19 +1147,6 @@ static struct platform_driver mmp_pdma_driver = {
.remove = mmp_pdma_remove, .remove = mmp_pdma_remove,
}; };
bool mmp_pdma_filter_fn(struct dma_chan *chan, void *param)
{
struct mmp_pdma_chan *c = to_mmp_pdma_chan(chan);
if (chan->device->dev->driver != &mmp_pdma_driver.driver)
return false;
c->drcmr = *(unsigned int *)param;
return true;
}
EXPORT_SYMBOL_GPL(mmp_pdma_filter_fn);
module_platform_driver(mmp_pdma_driver); module_platform_driver(mmp_pdma_driver);
MODULE_DESCRIPTION("MARVELL MMP Peripheral DMA Driver"); MODULE_DESCRIPTION("MARVELL MMP Peripheral DMA Driver");

16
include/linux/dma/mmp-pdma.h
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@ -1,16 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MMP_PDMA_H_
#define _MMP_PDMA_H_
struct dma_chan;
#ifdef CONFIG_MMP_PDMA
bool mmp_pdma_filter_fn(struct dma_chan *chan, void *param);
#else
static inline bool mmp_pdma_filter_fn(struct dma_chan *chan, void *param)
{
return false;
}
#endif
#endif /* _MMP_PDMA_H_ */