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Diffstat (limited to 'drivers/dma/dma-jz4780.c')
| -rw-r--r-- | drivers/dma/dma-jz4780.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c index 3a4d0a4b550d..bd3cecb800c5 100644 --- a/drivers/dma/dma-jz4780.c +++ b/drivers/dma/dma-jz4780.c @@ -616,7 +616,8 @@ static size_t jz4780_dma_desc_residue(struct jz4780_dma_chan *jzchan, residue = 0; for (i = next_sg; i < desc->count; i++) - residue += desc->desc[i].dtc << jzchan->transfer_shift; + residue += (desc->desc[i].dtc & GENMASK(23, 0)) << + jzchan->transfer_shift; if (next_sg != 0) { count = jz4780_dma_chn_readl(jzdma, jzchan->id, |