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Searched refs:DMAR_PQH_REG (Results 1 – 2 of 2) sorted by relevance

/drivers/iommu/intel/
A Dprq.c85 head = dmar_readq(iommu->reg + DMAR_PQH_REG) & PRQ_RING_MASK; in intel_iommu_drain_pasid_prq()
213 head = dmar_readq(iommu->reg + DMAR_PQH_REG) & PRQ_RING_MASK; in prq_event_thread()
263 dmar_writeq(iommu->reg + DMAR_PQH_REG, tail); in prq_event_thread()
272 head = dmar_readq(iommu->reg + DMAR_PQH_REG) & PRQ_RING_MASK; in prq_event_thread()
329 dmar_writeq(iommu->reg + DMAR_PQH_REG, 0ULL); in intel_iommu_enable_prq()
352 dmar_writeq(iommu->reg + DMAR_PQH_REG, 0ULL); in intel_iommu_finish_prq()
A Diommu.h93 #define DMAR_PQH_REG 0xc0 /* Page request queue head register */ macro

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