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path: root/drivers/dma/dw-edma
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Diffstat (limited to 'drivers/dma/dw-edma')
-rw-r--r--drivers/dma/dw-edma/dw-edma-core.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-edma-core.c
index ed430ad9b3dd..b971505b8715 100644
--- a/drivers/dma/dw-edma/dw-edma-core.c
+++ b/drivers/dma/dw-edma/dw-edma-core.c
@@ -405,7 +405,7 @@ dw_edma_device_transfer(struct dw_edma_transfer *xfer)
if (xfer->cyclic) {
burst->dar = xfer->xfer.cyclic.paddr;
} else {
- burst->dar = sg_dma_address(sg);
+ burst->dar = dst_addr;
/* Unlike the typical assumption by other
* drivers/IPs the peripheral memory isn't
* a FIFO memory, in this case, it's a
@@ -413,14 +413,13 @@ dw_edma_device_transfer(struct dw_edma_transfer *xfer)
* and destination addresses are increased
* by the same portion (data length)
*/
- src_addr += sg_dma_len(sg);
}
} else {
burst->dar = dst_addr;
if (xfer->cyclic) {
burst->sar = xfer->xfer.cyclic.paddr;
} else {
- burst->sar = sg_dma_address(sg);
+ burst->sar = src_addr;
/* Unlike the typical assumption by other
* drivers/IPs the peripheral memory isn't
* a FIFO memory, in this case, it's a
@@ -428,12 +427,14 @@ dw_edma_device_transfer(struct dw_edma_transfer *xfer)
* and destination addresses are increased
* by the same portion (data length)
*/
- dst_addr += sg_dma_len(sg);
}
}
- if (!xfer->cyclic)
+ if (!xfer->cyclic) {
+ src_addr += sg_dma_len(sg);
+ dst_addr += sg_dma_len(sg);
sg = sg_next(sg);
+ }
}
return vchan_tx_prep(&chan->vc, &desc->vd, xfer->flags);