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>

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 4a5fd245014e6666721c111b85515b2e1b05f74c..aae652b21b507dd16e892191f3525d2795b4a651 100644 (file)
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -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;