[PATCH v4 17/25] dmaengine: edma: Use the edma_write_slot instead open coded memcpy_toio

From: Peter Ujfalusi
Date: Thu Sep 24 2015 - 06:04:01 EST


edma_write_slot() is for writing an entire paRAM slot.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
drivers/dma/edma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index fe8cde21b497..d759abc80bef 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -949,8 +949,7 @@ static void edma_free_channel(struct edma_cc *ecc, unsigned channel)
edma_setup_interrupt(ecc, channel, NULL, NULL);
/* REVISIT should probably take out of shadow region 0 */

- memcpy_toio(ecc->base + PARM_OFFSET(channel), &dummy_paramset,
- PARM_SIZE);
+ edma_write_slot(ecc, channel, &dummy_paramset);
clear_bit(channel, ecc->edma_inuse);
}

--
2.5.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/