Re: [PATCH V2 6/8] dmaengine: zynqmp_dma: Use of_dma_is_coherent for dma-coherent
From: Frank Li
Date: Fri Aug 14 2026 - 13:11:27 EST
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@xxxxxxx>
> ---
Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
> 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
>