dmaengine: pxa_dma: don't use config direction parameter

Don't use the direction passed in the configuration, and rely on each
transfer's direction to prepare the transfers. This will enable
future removal of direction parameter from dma_slave_config.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c
index ddcbbf5cd9e94fa427ca6ec6518b6e1c539a2537..11290b83997575266f2a4c7ed378bfadc33a8631 100644 (file)
--- a/drivers/dma/pxa_dma.c
+++ b/drivers/dma/pxa_dma.c
@@ -906,21 +906,21 @@ static void pxad_get_config(struct pxad_chan *chan,
        enum dma_slave_buswidth width = DMA_SLAVE_BUSWIDTH_UNDEFINED;
 
        *dcmd = 0;
-       if (chan->cfg.direction == DMA_DEV_TO_MEM) {
+       if (dir == DMA_DEV_TO_MEM) {
                maxburst = chan->cfg.src_maxburst;
                width = chan->cfg.src_addr_width;
                dev_addr = chan->cfg.src_addr;
                *dev_src = dev_addr;
                *dcmd |= PXA_DCMD_INCTRGADDR | PXA_DCMD_FLOWSRC;
        }
-       if (chan->cfg.direction == DMA_MEM_TO_DEV) {
+       if (dir == DMA_MEM_TO_DEV) {
                maxburst = chan->cfg.dst_maxburst;
                width = chan->cfg.dst_addr_width;
                dev_addr = chan->cfg.dst_addr;
                *dev_dst = dev_addr;
                *dcmd |= PXA_DCMD_INCSRCADDR | PXA_DCMD_FLOWTRG;
        }
-       if (chan->cfg.direction == DMA_MEM_TO_MEM)
+       if (dir == DMA_MEM_TO_MEM)
                *dcmd |= PXA_DCMD_BURST32 | PXA_DCMD_INCTRGADDR |
                        PXA_DCMD_INCSRCADDR;