[PATCH V2 6/8] dmaengine: zynqmp_dma: Use of_dma_is_coherent for dma-coherent

Frank Li Frank.li at oss.nxp.com
Fri Aug 14 10:11:10 PDT 2026


On Fri, Aug 14, 2026 at 10:26:14AM +0530, Golla Nagendra wrote:
> Use of_dma_is_coherent() instead of parsing the common dma-coherent
> device-tree property directly.
>
> Signed-off-by: Golla Nagendra <nagendra.golla at amd.com>
> ---

Reviewed-by: Frank Li <Frank.Li at nxp.com>

> changes in v2:
> - Added as a dedicated patch based on review feedback to use of_dma_is_coherent()
>   for the common dma-coherent property
> ---
>  drivers/dma/xilinx/zynqmp_dma.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
> index 5e81e0d950e8..194abfd6cb25 100644
> --- a/drivers/dma/xilinx/zynqmp_dma.c
> +++ b/drivers/dma/xilinx/zynqmp_dma.c
> @@ -12,6 +12,7 @@
>  #include <linux/io.h>
>  #include <linux/module.h>
>  #include <linux/of.h>
> +#include <linux/of_address.h>
>  #include <linux/of_dma.h>
>  #include <linux/platform_device.h>
>  #include <linux/slab.h>
> @@ -947,7 +948,7 @@ static int zynqmp_dma_chan_probe(struct zynqmp_dma_device *zdev,
>  	if (match_data)
>  		chan->irq_offset = match_data->offset;
>
> -	chan->is_dmacoherent =  of_property_read_bool(node, "dma-coherent");
> +	chan->is_dmacoherent = of_dma_is_coherent(node);
>  	zdev->chan = chan;
>  	tasklet_setup(&chan->tasklet, zynqmp_dma_do_tasklet);
>  	spin_lock_init(&chan->lock);
> --
> 2.44.4
>



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