diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
index 7fe494fc50d4..ec186cf8b8af 100644
--- a/drivers/dma/mmp_pdma.c
+++ b/drivers/dma/mmp_pdma.c
@@ -728,12 +728,6 @@ static int mmp_pdma_config_write(struct dma_chan *dchan,
 
 	chan->dir = direction;
 	chan->dev_addr = addr;
-	/* FIXME: drivers should be ported over to use the filter
-	 * function. Once that's done, the following two lines can
-	 * be removed.
-	 */
-	if (cfg->slave_id)
-		chan->drcmr = cfg->slave_id;
 
 	return 0;
 }
diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c
index 349fb312c872..b4ef4f19f7de 100644
--- a/drivers/dma/pxa_dma.c
+++ b/drivers/dma/pxa_dma.c
@@ -911,13 +911,6 @@ static void pxad_get_config(struct pxad_chan *chan,
 		*dcmd |= PXA_DCMD_BURST16;
 	else if (maxburst == 32)
 		*dcmd |= PXA_DCMD_BURST32;
-
-	/* FIXME: drivers should be ported over to use the filter
-	 * function. Once that's done, the following two lines can
-	 * be removed.
-	 */
-	if (chan->cfg.slave_id)
-		chan->drcmr = chan->cfg.slave_id;
 }
 
 static struct dma_async_tx_descriptor *