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Searched refs:cmd_sem (Results 1 – 3 of 3) sorted by relevance

/linux/drivers/iommu/amd/
A Dinit.c396 u64 start = iommu_virt_to_phys((void *)iommu->cmd_sem); in iommu_set_cwwb_range()
873 iommu->cmd_sem = iommu_alloc_4k_pages(iommu, GFP_KERNEL | __GFP_ZERO, 1); in alloc_cwwb_sem()
875 return iommu->cmd_sem ? 0 : -ENOMEM; in alloc_cwwb_sem()
880 if (iommu->cmd_sem) in free_cwwb_sem()
881 free_page((unsigned long)iommu->cmd_sem); in free_cwwb_sem()
A Damd_iommu_types.h641 volatile u64 *cmd_sem; member
A Diommu.c831 while (*iommu->cmd_sem != data && i < LOOP_TIMEOUT) { in wait_on_sem()
866 u64 paddr = iommu_virt_to_phys((void *)iommu->cmd_sem); in build_completion_wait()

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