dmaengine: mmp_pdma: Remove mmp_pdma_filter_fn()

It's not used anywhere -- drop it. Signed-off-by: Lubomir Rintel <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Vinod Koul <[email protected]>
vieko · Jan 26, 2021 · e247f85 · e247f85
1 parent a033a74
commit e247f85
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diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
@@ -18,7 +18,6 @@
 #include <linux/of_device.h>
 #include <linux/of_dma.h>
 #include <linux/of.h>
-#include <linux/dma/mmp-pdma.h>
 
 #include "dmaengine.h"
 
@@ -1148,19 +1147,6 @@ static struct platform_driver mmp_pdma_driver = {
 	.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_DESCRIPTION("MARVELL MMP Peripheral DMA Driver");

diff --git a/include/linux/dma/mmp-pdma.h b/include/linux/dma/mmp-pdma.h