M System MMU architecture
versions 1 and 2.
--
2.42.0
Reviewed-by: Moritz Fischer
Ok, now the previous patch makes sense :)
Cheers,
Moritz
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On Tue, Nov 28, 2023 at 08:48:05PM -0400, Jason Gunthorpe wrote:
gcc on i386 (when compile testing) warns:
This is a weird test. The Makefile for drivers/acpi/arm64 is conditional
on CONFIG_ARM64. How does this happen?
8->8
obj-$(CONFIG_ARM64) += arm64/
8->8
drivers/acpi/ar
* in acpi_iommu_configure_id()
+*/
+
arch_setup_dma_ops(dev, 0, U64_MAX, attr == DEV_DMA_COHERENT);
return 0;
--
2.42.0
Reviewed-by: Moritz Fischer
Cheers,
Moritz
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dev)
{
struct dev_iommu *param = dev->iommu;
+ lockdep_assert_held(&iommu_probe_device_lock);
+
if (param)
return param;
--
2.42.0
Reviewed-by: Moritz Fischer
Cheers,
Moritz
___
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o IOMMU failed: %pe\n", ERR_PTR(err));
+ return err;
}
static enum iommu_resv_type __maybe_unused
--
2.42.0
Reviewed-by: Moritz Fischer
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On Wed, Nov 15, 2023 at 10:06:03AM -0400, Jason Gunthorpe wrote:
> There are no external callers now.
>
> Signed-off-by: Jason Gunthorpe
Reviewed-by: Moritz Fischer
> ---
> drivers/iommu/iommu.c | 3 ++-
> include/linux/iommu.h | 7 ---
> 2 files changed, 2 inser
iommu_probe_device_fwspec() which will load it into
> dev->iommu under a lock.
>
> Signed-off-by: Jason Gunthorpe
Reviewed-by: Moritz Fischer
> ---
> drivers/acpi/arm64/iort.c | 39 -
> drivers/acpi/scan.c | 89 +
eed to check it and remove the iommu parameter everywhere.
>
> Signed-off-by: Jason Gunthorpe
Reviewed-by: Moritz Fischer
> ---
> arch/arc/mm/dma.c | 2 +-
> arch/arm/mm/dma-mapping-nommu.c | 2 +-
> arch/arm/mm/dma-mapping.c | 10 +-
> arc
