[PATCH v3 45/59] dmaengine: mv_xor: Remove device_control

Maxime Ripard
2014-10-22T15:57:59Z

The Marvell XOR engine doesn't allow any operations that use to be defined in
device_control, it shouldn't need to be defined. Since it's going to be
deprecated, remove it altogether.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
drivers/dma/mv_xor.c | 9 ---------
1 file changed, 9 deletions(-)

diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index a63837ca1410..10d6dd8b8ee4 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -928,14 +928,6 @@ out:
return err;
}

-/* This driver does not implement any of the optional DMA operations. */
-static int
-mv_xor_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
- unsigned long arg)
-{
- return -ENOSYS;
-}
-
static int mv_xor_channel_remove(struct mv_xor_chan *mv_chan)
{
struct dma_chan *chan, *_chan;
@@ -1008,7 +1000,6 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
dma_dev->device_free_chan_resources = mv_xor_free_chan_resources;
dma_dev->device_tx_status = mv_xor_status;
dma_dev->device_issue_pending = mv_xor_issue_pending;
- dma_dev->device_control = mv_xor_control;
dma_dev->dev = &pdev->dev;

/* set prep routines based on capability */
--
2.1.1