Messages in this thread | | | Date | Thu, 13 Apr 2023 11:51:14 +0200 | From | Joerg Roedel <> | Subject | Re: [PATCH v4] iommu/rockchip: Add missing set_platform_dma_ops callback |
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On Fri, Mar 31, 2023 at 10:51:54AM +0100, Steven Price wrote: > Similar to exynos, we need a set_platform_dma_ops() callback for proper > operation on ARM 32 bit after recent changes in the IOMMU framework > (detach ops removal). But also the use of a NULL domain is confusing. > > Rework the code to add support for IOMMU_DOMAIN_IDENTITY and a singleton > rk_identity_domain which is assigned to domain when using an identity > mapping rather than "detaching". This makes the code easier to reason about. > > Signed-off-by: Steven Price <steven.price@arm.com> > --- > Changes since v3[1]: > > * Added a dummy free callback to rk_identity_ops. > > [1] https://lore.kernel.org/r/20230330144604.2431436-1-steven.price%40arm.com > > drivers/iommu/rockchip-iommu.c | 61 ++++++++++++++++++++++++++-------- > 1 file changed, 47 insertions(+), 14 deletions(-)
Applied, thanks.
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