Commit 3b844345 authored Sep 14, 2020 by Laurentiu Tudor Committed by Greg Kroah-Hartman Oct 02, 2020

bus: fsl-mc: don't assume an iommu is always present



There are certain scenarios where an iommu is not present, e.g.
booting in a VM. Let's support these scenarios by dropping the
check.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Link: https://lore.kernel.org/r/20200914105459.27448-1-laurentiu.tudor@nxp.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 9ace0b4d

drivers/bus/fsl-mc/fsl-mc-bus.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -908,9 +908,6 @@ static int fsl_mc_bus_probe(struct platform_device *pdev)
		u32 mc_portal_size, mc_stream_id;
		struct resource *plat_res;

		if (!iommu_present(&fsl_mc_bus_type))
		return -EPROBE_DEFER;

		mc = devm_kzalloc(&pdev->dev, sizeof(*mc), GFP_KERNEL);
		if (!mc)
		return -ENOMEM;

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