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path: root/drivers/spi/spi-dw-dma.c
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Diffstat (limited to 'drivers/spi/spi-dw-dma.c')
-rw-r--r--drivers/spi/spi-dw-dma.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/spi/spi-dw-dma.c b/drivers/spi/spi-dw-dma.c
index 1b96cec6d8cd..53d5257662e8 100644
--- a/drivers/spi/spi-dw-dma.c
+++ b/drivers/spi/spi-dw-dma.c
@@ -61,10 +61,8 @@ static void dw_spi_dma_maxburst_init(struct dw_spi *dws)
static int dw_spi_dma_init_mfld(struct device *dev, struct dw_spi *dws)
{
- struct dw_dma_slave slave = {
- .src_id = 0,
- .dst_id = 0
- };
+ struct dw_dma_slave dma_tx = { .dst_id = 1 }, *tx = &dma_tx;
+ struct dw_dma_slave dma_rx = { .src_id = 0 }, *rx = &dma_rx;
struct pci_dev *dma_dev;
dma_cap_mask_t mask;
@@ -80,14 +78,14 @@ static int dw_spi_dma_init_mfld(struct device *dev, struct dw_spi *dws)
dma_cap_set(DMA_SLAVE, mask);
/* 1. Init rx channel */
- slave.dma_dev = &dma_dev->dev;
- dws->rxchan = dma_request_channel(mask, dw_spi_dma_chan_filter, &slave);
+ rx->dma_dev = &dma_dev->dev;
+ dws->rxchan = dma_request_channel(mask, dw_spi_dma_chan_filter, rx);
if (!dws->rxchan)
goto err_exit;
/* 2. Init tx channel */
- slave.dst_id = 1;
- dws->txchan = dma_request_channel(mask, dw_spi_dma_chan_filter, &slave);
+ tx->dma_dev = &dma_dev->dev;
+ dws->txchan = dma_request_channel(mask, dw_spi_dma_chan_filter, tx);
if (!dws->txchan)
goto free_rxchan;