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Commit 1a36ea81 authored by Ohad Ben-Cohen's avatar Ohad Ben-Cohen Committed by Joerg Roedel
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iommu/omap: be verbose when omap_iommu_iova_to_phys fails 



An omap_iommu_iova_to_phys failure usually means that iova wasn't mapped.

When that happens, it's helpful to know the value of iova, so add it
to the error message.

Signed-off-by: default avatarOhad Ben-Cohen <ohad@wizery.com>
Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
parent 608205c0

drivers/iommu/omap-iommu.c

+2 −2
Original line number Diff line number Diff line
@@ -1177,14 +1177,14 @@ static phys_addr_t omap_iommu_iova_to_phys(struct iommu_domain *domain, 
		else if (iopte_is_large(*pte))

			ret = omap_iommu_translate(*pte, da, IOLARGE_MASK);

		else

			dev_err(dev, "bogus pte 0x%x", *pte);

			dev_err(dev, "bogus pte 0x%x, da 0x%lx", *pte, da);

	} else {

		if (iopgd_is_section(*pgd))

			ret = omap_iommu_translate(*pgd, da, IOSECTION_MASK);

		else if (iopgd_is_super(*pgd))

			ret = omap_iommu_translate(*pgd, da, IOSUPER_MASK);

		else

			dev_err(dev, "bogus pgd 0x%x", *pgd);

			dev_err(dev, "bogus pgd 0x%x, da 0x%lx", *pgd, da);

	}



	return ret;