AuxXxilium/linux_dsm_epyc7002
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c55af7f719
linux_dsm_epyc7002/drivers/iommu
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Andreas Herrmann c55af7f719 iommu/arm-smmu: Refine check for proper size of mapped region 
There is already a check to print a warning if the size of SMMU
address space (calculated from SMMU register values) is greater than
the size of the mapped memory region (e.g. passed via DT to the
driver).

Adapt this check to print also a warning in case the mapped region is
larger than the SMMU address space.

Such a mismatch could be intentional (to fix wrong register values).
If its not intentional (e.g. due to wrong DT information) this will
very likely cause a malfunction of the driver as SMMU_CB_BASE is
derived from the size of the mapped region. The warning helps to
identify the root cause in this case.

Signed-off-by: Andreas Herrmann <andreas.herrmann@calxeda.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2013-10-09 14:14:39 +01:00
..
amd_iommu_init.c iommu/amd: Clean up unnecessary MSI/MSI-X capability find 2013-08-14 12:18:52 +02:00
amd_iommu_proto.h perf/x86/amd: Add IOMMU Performance Counter resource management 2013-06-19 13:04:52 +02:00
amd_iommu_types.h perf/x86/amd: Add IOMMU Performance Counter resource management 2013-06-19 13:04:52 +02:00
amd_iommu_v2.c IOMMU Updates for Linux v3.6-rc1 2012-07-24 16:24:11 -07:00
amd_iommu.c iommu/amd: Fix resource leak in iommu_init_device() 2013-08-14 22:15:46 +02:00
arm-smmu.c iommu/arm-smmu: Refine check for proper size of mapped region 2013-10-09 14:14:39 +01:00
dmar.c iommu/vt-d: DMAR reporting table needs at least one DRHD 2013-06-20 16:39:28 +02:00
exynos-iommu.c iommu/exynos: Remove dead code (set_prefbuf) 2013-08-14 11:28:45 +02:00
fsl_pamu_domain.c iommu/fsl: Fix whitespace problems noticed by git-am 2013-08-14 11:42:29 +02:00
fsl_pamu_domain.h iommu/fsl: Freescale PAMU driver and iommu implementation. 2013-08-14 11:38:34 +02:00
fsl_pamu.c iommu/fsl: Remove unnecessary 'fsl-pamu' prefixes 2013-08-14 11:44:30 +02:00
fsl_pamu.h iommu/fsl: Freescale PAMU driver and iommu implementation. 2013-08-14 11:38:34 +02:00
intel_irq_remapping.c iommu/vt-d: Downgrade the warning if enabling irq remapping fails 2013-06-20 16:37:43 +02:00
intel-iommu.c intel-iommu: Fix leaks in pagetable freeing 2013-08-14 22:21:04 +02:00
iommu.c iommu: Use %pa and %zx instead of casting 2013-06-24 12:31:49 +02:00
iova.c iommu: Fix typo in iommu 2012-07-24 12:58:49 +02:00
irq_remapping.c x86/MSI: Conserve interrupt resources when using multiple-MSIs 2013-06-03 14:40:44 -06:00
irq_remapping.h iommu/vt-d: add quirk for broken interrupt remapping on 55XX chipsets 2013-04-18 17:00:47 +02:00
Kconfig iommu/fsl: Freescale PAMU driver and iommu implementation. 2013-08-14 11:38:34 +02:00
Makefile iommu/fsl: Freescale PAMU driver and iommu implementation. 2013-08-14 11:38:34 +02:00
msm_iommu_dev.c drivers/iommu: remove unnecessary platform_set_drvdata() 2013-09-11 15:56:24 -07:00
msm_iommu_hw-8xxx.h iommu/msm: Move mach includes to iommu directory 2013-08-06 11:18:03 -07:00
msm_iommu.c iommu/msm: Move mach includes to iommu directory 2013-08-06 11:18:03 -07:00
msm_iommu.h iommu/msm: Move mach includes to iommu directory 2013-08-06 11:18:03 -07:00
of_iommu.c iommu: Add DMA window parser, of_get_dma_window() 2012-06-25 13:50:28 +02:00
omap-iommu2.c iommu/omap: Adapt to runtime pm 2012-12-03 18:48:23 +01:00
omap-iommu-debug.c ARM: OMAP2+: Move iommu/iovmm headers to platform_data 2012-11-20 10:05:01 -08:00
omap-iommu.c drivers/iommu: remove unnecessary platform_set_drvdata() 2013-09-11 15:56:24 -07:00
omap-iommu.h iommu/omap: Adapt to runtime pm 2012-12-03 18:48:23 +01:00
omap-iopgtable.h iommu/omap: fix checkpatch warnings in omap iommu code 2013-06-20 16:53:26 +02:00
omap-iovmm.c iommu/omap: fix checkpatch warnings in omap iommu code 2013-06-20 16:53:26 +02:00
pci.h iommu: Move swap_pci_ref function to drivers/iommu/pci.h. 2013-04-23 14:55:00 +02:00
shmobile-iommu.c iommu/fsl: Make iova dma_addr_t in the iommu_iova_to_phys API. 2013-04-02 18:20:53 +02:00
shmobile-ipmmu.c iommu/shmobile: Add iommu driver for Renesas IPMMU modules 2013-02-06 10:57:25 +01:00
shmobile-ipmmu.h iommu/shmobile: Add iommu driver for Renesas IPMMU modules 2013-02-06 10:57:25 +01:00
tegra-gart.c Merge branches 'iommu/fixes', 'x86/vt-d', 'x86/amd', 'ppc/pamu', 'core' and 'arm/tegra' into next 2013-05-02 12:10:19 +02:00
tegra-smmu.c tegra: simplify use of devm_ioremap_resource 2013-08-15 16:04:42 -06:00