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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>
This commit is contained in:
Laurentiu Tudor 2020-09-14 13:54:58 +03:00 committed by Greg Kroah-Hartman
parent 9ace0b4dab
commit 3b844345e1
1 changed files with 0 additions and 3 deletions
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3
drivers/bus/fsl-mc/fsl-mc-bus.c
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@ -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;