diff options
Diffstat (limited to 'drivers/dma/fsl-edma-main.c')
| -rw-r--r-- | drivers/dma/fsl-edma-main.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 238a69bd0d6f5d..45cc419b1b4acb 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -9,6 +9,7 @@ * Vybrid and Layerscape SoCs. */ +#include <dt-bindings/dma/fsl-edma.h> #include <linux/module.h> #include <linux/interrupt.h> #include <linux/clk.h> @@ -21,10 +22,6 @@ #include "fsl-edma-common.h" -#define ARGS_RX BIT(0) -#define ARGS_REMOTE BIT(1) -#define ARGS_MULTI_FIFO BIT(2) - static void fsl_edma_synchronize(struct dma_chan *chan) { struct fsl_edma_chan *fsl_chan = to_fsl_edma_chan(chan); @@ -153,9 +150,15 @@ static struct dma_chan *fsl_edma3_xlate(struct of_phandle_args *dma_spec, i = fsl_chan - fsl_edma->chans; fsl_chan->priority = dma_spec->args[1]; - fsl_chan->is_rxchan = dma_spec->args[2] & ARGS_RX; - fsl_chan->is_remote = dma_spec->args[2] & ARGS_REMOTE; - fsl_chan->is_multi_fifo = dma_spec->args[2] & ARGS_MULTI_FIFO; + fsl_chan->is_rxchan = dma_spec->args[2] & FSL_EDMA_RX; + fsl_chan->is_remote = dma_spec->args[2] & FSL_EDMA_REMOTE; + fsl_chan->is_multi_fifo = dma_spec->args[2] & FSL_EDMA_MULTI_FIFO; + + if ((dma_spec->args[2] & FSL_EDMA_EVEN_CH) && (i & 0x1)) + continue; + + if ((dma_spec->args[2] & FSL_EDMA_ODD_CH) && !(i & 0x1)) + continue; if (!b_chmux && i == dma_spec->args[0]) { chan = dma_get_slave_channel(chan); |