From: Laurentiu Tudor Date: Mon, 14 Sep 2020 10:54:58 +0000 (+0300) Subject: bus: fsl-mc: don't assume an iommu is always present X-Git-Tag: v5.15~2672^2~55 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3b844345e18042631a0f061d1f35045f2de74347;p=platform%2Fkernel%2Flinux-starfive.git 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 Link: https://lore.kernel.org/r/20200914105459.27448-1-laurentiu.tudor@nxp.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c index b69794e7..b0449df 100644 --- a/drivers/bus/fsl-mc/fsl-mc-bus.c +++ b/drivers/bus/fsl-mc/fsl-mc-bus.c @@ -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;