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dmaengine: Remove net_dma_find_channel 

Since commit 7bced39751 ("net_dma: simple removal") removed the net_dma
support entirely, net_dma_find_channel has no users left. Remove the function
entirely.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Maxime Ripard 2015-03-05 11:48:50 +01:00 committed by Vinod Koul
parent 68c062eaa8
commit bfde98bd76
2 changed files with 0 additions and 15 deletions
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14
drivers/dma/dmaengine.c
View File

@ -355,20 +355,6 @@ struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type)
}
EXPORT_SYMBOL(dma_find_channel);
/*
* net_dma_find_channel - find a channel for net_dma
* net_dma has alignment requirements
*/
struct dma_chan *net_dma_find_channel(void)
{
struct dma_chan *chan = dma_find_channel(DMA_MEMCPY);
if (chan && !is_dma_copy_aligned(chan->device, 1, 1, 1))
return NULL;
return chan;
}
EXPORT_SYMBOL(net_dma_find_channel);
/**
* dma_issue_pending_all - flush all pending operations across all channels
*/

1
include/linux/dmaengine.h
View File

@ -1090,7 +1090,6 @@ void dma_async_device_unregister(struct dma_device *device);
void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
struct dma_chan *dma_get_slave_channel(struct dma_chan *chan);
struct dma_chan *dma_get_any_slave_channel(struct dma_device *device);
struct dma_chan *net_dma_find_channel(void);
#define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y)
#define dma_request_slave_channel_compat(mask, x, y, dev, name) \
__dma_request_slave_channel_compat(&(mask), x, y, dev, name)