[PATCH v3 47/59] dmaengine: td: Rename device_control

Maxime Ripard
2014-10-22T15:46:13Z

Rename the device_control callback of the Timberdal DMA driver to terminate_all
since it's all it's really doing. That will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
drivers/dma/timb_dma.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c
index 4506a7b4f972..0536a75354d6 100644
--- a/drivers/dma/timb_dma.c
+++ b/drivers/dma/timb_dma.c
@@ -561,8 +561,7 @@ static struct dma_async_tx_descriptor *td_prep_slave_sg(struct dma_chan *chan,
return &td_desc->txd;
}

-static int td_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
- unsigned long arg)
+static int td_terminate_all(struct dma_chan *chan)
{
struct timb_dma_chan *td_chan =
container_of(chan, struct timb_dma_chan, chan);
@@ -570,9 +569,6 @@ static int td_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,

dev_dbg(chan2dev(chan), "%s: Entry\n", __func__);

- if (cmd != DMA_TERMINATE_ALL)
- return -ENXIO;
-
/* first the easy part, put the queue into the free list */
spin_lock_bh(&td_chan->lock);
list_for_each_entry_safe(td_desc, _td_desc, &td_chan->queue,
@@ -697,7 +693,7 @@ static int td_probe(struct platform_device *pdev)
dma_cap_set(DMA_SLAVE, td->dma.cap_mask);
dma_cap_set(DMA_PRIVATE, td->dma.cap_mask);
td->dma.device_prep_slave_sg = td_prep_slave_sg;
- td->dma.device_control = td_control;
+ td->dma.device_terminate_all = td_terminate_all;

td->dma.dev = &pdev->dev;

--
2.1.1