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dmaengine: amba-pl08x:remove device_alloc_chan_resources handler 

Now that device_alloc_chan_resources handler in not mandatory, remove dummy
implementations

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Vinod Koul 2015-03-16 13:56:47 +05:30
parent 265567fbca
commit 16cab61800
1 changed files with 0 additions and 7 deletions
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7
drivers/dma/amba-pl08x.c
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@ -1189,11 +1189,6 @@ static void pl08x_free_txd_list(struct pl08x_driver_data *pl08x,
/*
* The DMA ENGINE API
*/
static int pl08x_alloc_chan_resources(struct dma_chan *chan)
{
return 0;
}
static void pl08x_free_chan_resources(struct dma_chan *chan)
{
/* Ensure all queued descriptors are freed */
@ -2060,7 +2055,6 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id)
/* Initialize memcpy engine */
dma_cap_set(DMA_MEMCPY, pl08x->memcpy.cap_mask);
pl08x->memcpy.dev = &adev->dev;
pl08x->memcpy.device_alloc_chan_resources = pl08x_alloc_chan_resources;
pl08x->memcpy.device_free_chan_resources = pl08x_free_chan_resources;
pl08x->memcpy.device_prep_dma_memcpy = pl08x_prep_dma_memcpy;
pl08x->memcpy.device_prep_dma_interrupt = pl08x_prep_dma_interrupt;
@ -2075,7 +2069,6 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id)
dma_cap_set(DMA_SLAVE, pl08x->slave.cap_mask);
dma_cap_set(DMA_CYCLIC, pl08x->slave.cap_mask);
pl08x->slave.dev = &adev->dev;
pl08x->slave.device_alloc_chan_resources = pl08x_alloc_chan_resources;
pl08x->slave.device_free_chan_resources = pl08x_free_chan_resources;
pl08x->slave.device_prep_dma_interrupt = pl08x_prep_dma_interrupt;
pl08x->slave.device_tx_status = pl08x_dma_tx_status;