async_tx: kill ->device_dependency_added

DMA drivers no longer need to be notified of dependency submission
events as async_tx_run_dependencies and async_tx_channel_switch will
handle the scheduling and execution of dependent operations.

[sfr@canb.auug.org.au: extend this for fsldma]
Acked-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 0 insertions, 7 deletions

diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 21854cd7190f..2aa3df50c842 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -672,12 +672,6 @@ iop_adma_prep_dma_zero_sum(struct dma_chan *chan, dma_addr_t *dma_src,
         return sw_desc ? &sw_desc->async_tx : NULL;
 }
 
-static void iop_adma_dependency_added(struct dma_chan *chan)
-{
-        struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
-        tasklet_schedule(&iop_chan->irq_tasklet);
-}
-
 static void iop_adma_free_chan_resources(struct dma_chan *chan)
 {
         struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
@@ -1178,7 +1172,6 @@ static int __devinit iop_adma_probe(struct platform_device *pdev)
         dma_dev->device_free_chan_resources = iop_adma_free_chan_resources;
         dma_dev->device_is_tx_complete = iop_adma_is_complete;
         dma_dev->device_issue_pending = iop_adma_issue_pending;
-        dma_dev->device_dependency_added = iop_adma_dependency_added;
         dma_dev->dev = &pdev->dev;
 
         /* set prep routines based on capability */