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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Apr 06, 2023 at 08:42:57PM -0300, Jason Gunthorpe wrote: > What exynos calls exynos_iommu_detach_device is actually putting the iommu > into identity mode. Instead of having a translation mode that is invisible > to the core code implement it as an actual IDENTITY domain. > > On ARM64 this will allow the IDENTITIY dma iommu mode to work, and on > ARM32 this clarifies what set_platform_dma_ops is actually doing. > > Signed-off-by: Jason Gunthorpe > --- > drivers/iommu/exynos-iommu.c | 67 ++++++++++++++++++++++-------------- > 1 file changed, 42 insertions(+), 25 deletions(-) > > Marek, as requested here is that patch on top of your stuff that went to rc Just for clarity this patch was superseded by this series where it is patch 10: https://lore.kernel.org/linux-iommu/0-v2-8d1dc464eac9+10f-iommu_all_defdom_jgg@nvidia.com Jason _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel