[PATCH v1 2/6] dmaengine: mcf-edma: update to 'dmamux_nr'

From: Robin Gong
Date: Fri May 10 2019 - 06:15:35 EST


Update to 'dmamux_nr' instead of static macro DMAMUX_NR since
new version edma only has one dmamux.

Signed-off-by: Robin Gong <yibin.gong@xxxxxxx>
---
drivers/dma/fsl-edma-common.c | 2 +-
drivers/dma/mcf-edma.c | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c
index 680b2a0..c9a17fc 100644
--- a/drivers/dma/fsl-edma-common.c
+++ b/drivers/dma/fsl-edma-common.c
@@ -84,7 +84,7 @@ void fsl_edma_chan_mux(struct fsl_edma_chan *fsl_chan,
void __iomem *muxaddr;
unsigned int chans_per_mux, ch_off;

- chans_per_mux = fsl_chan->edma->n_chans / DMAMUX_NR;
+ chans_per_mux = fsl_chan->edma->n_chans / fsl_chan->edma->dmamux_nr;
ch_off = fsl_chan->vchan.chan.chan_id % chans_per_mux;
muxaddr = fsl_chan->edma->muxbase[ch / chans_per_mux];
slot = EDMAMUX_CHCFG_SOURCE(slot);
diff --git a/drivers/dma/mcf-edma.c b/drivers/dma/mcf-edma.c
index 7de54b2f..4484190 100644
--- a/drivers/dma/mcf-edma.c
+++ b/drivers/dma/mcf-edma.c
@@ -189,6 +189,7 @@ static int mcf_edma_probe(struct platform_device *pdev)

/* Set up version for ColdFire edma */
mcf_edma->version = v2;
+ mcf_edma->dmamux_nr = DMAMUX_NR;
mcf_edma->big_endian = 1;

if (!mcf_edma->n_chans) {
--
2.7.4