From: Thomas Gessler Date: Fri, 14 Mar 2025 13:47:15 +0000 (+0100) Subject: dmaengine: xilinx_dma: Set max segment size X-Git-Tag: v6.16-rc1~42^2~21 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=ebf744fdc080763a243ea6b1a719b1857474a977;p=linux-block.git dmaengine: xilinx_dma: Set max segment size Set the maximumg DMA segment size from the actual core configuration value. Without this setting, the default value of 64 KiB is reported, and larger sizes cannot be used for IIO DMAEngine buffers. Signed-off-by: Thomas Gessler Tested-by: Folker Schwesinger Link: https://lore.kernel.org/r/20250314134717.703287-1-thomas.gessler@brueckmann-gmbh.de Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index 3ad44afd0e74..cf4cd2f36e34 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -3115,6 +3115,8 @@ static int xilinx_dma_probe(struct platform_device *pdev) } } + dma_set_max_seg_size(xdev->dev, xdev->max_buffer_len); + if (xdev->dma_config->dmatype == XDMA_TYPE_AXIDMA) { xdev->has_axistream_connected = of_property_read_bool(node, "xlnx,axistream-connected");