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@@ -1301,15 +1301,13 @@ static int __init at_dma_probe(struct platform_device *pdev)
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if (dma_has_cap(DMA_MEMCPY, atdma->dma_common.cap_mask))
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atdma->dma_common.device_prep_dma_memcpy = atc_prep_dma_memcpy;
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- if (dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask))
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+ if (dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask)) {
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atdma->dma_common.device_prep_slave_sg = atc_prep_slave_sg;
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-
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- if (dma_has_cap(DMA_CYCLIC, atdma->dma_common.cap_mask))
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+ /* controller can do slave DMA: can trigger cyclic transfers */
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+ dma_cap_set(DMA_CYCLIC, atdma->dma_common.cap_mask);
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atdma->dma_common.device_prep_dma_cyclic = atc_prep_dma_cyclic;
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-
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- if (dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask) ||
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- dma_has_cap(DMA_CYCLIC, atdma->dma_common.cap_mask))
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atdma->dma_common.device_control = atc_control;
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+ }
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dma_writel(atdma, EN, AT_DMA_ENABLE);
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