181 static inline bool hmm_range_wait_until_valid(struct hmm_range *range,  in hmm_range_wait_until_valid()  argument
184 	return wait_event_timeout(range->hmm->wq, range->valid,  in hmm_range_wait_until_valid()
193 static inline bool hmm_range_valid(struct hmm_range *range)  in hmm_range_valid()  argument
195 	return range->valid;  in hmm_range_valid()
207 static inline struct page *hmm_device_entry_to_page(const struct hmm_range *range,  in hmm_device_entry_to_page()  argument
210 	if (entry == range->values[HMM_PFN_NONE])  in hmm_device_entry_to_page()
212 	if (entry == range->values[HMM_PFN_ERROR])  in hmm_device_entry_to_page()
214 	if (entry == range->values[HMM_PFN_SPECIAL])  in hmm_device_entry_to_page()
216 	if (!(entry & range->flags[HMM_PFN_VALID]))  in hmm_device_entry_to_page()
218 	return pfn_to_page(entry >> range->pfn_shift);  in hmm_device_entry_to_page()
228 hmm_device_entry_to_pfn(const struct hmm_range *range, uint64_t pfn)  in hmm_device_entry_to_pfn()  argument
230 	if (pfn == range->values[HMM_PFN_NONE])  in hmm_device_entry_to_pfn()
232 	if (pfn == range->values[HMM_PFN_ERROR])  in hmm_device_entry_to_pfn()
234 	if (pfn == range->values[HMM_PFN_SPECIAL])  in hmm_device_entry_to_pfn()
236 	if (!(pfn & range->flags[HMM_PFN_VALID]))  in hmm_device_entry_to_pfn()
238 	return (pfn >> range->pfn_shift);  in hmm_device_entry_to_pfn()
247 static inline uint64_t hmm_device_entry_from_page(const struct hmm_range *range,  in hmm_device_entry_from_page()  argument
250 	return (page_to_pfn(page) << range->pfn_shift) |  in hmm_device_entry_from_page()
251 		range->flags[HMM_PFN_VALID];  in hmm_device_entry_from_page()
260 static inline uint64_t hmm_device_entry_from_pfn(const struct hmm_range *range,  in hmm_device_entry_from_pfn()  argument
263 	return (pfn << range->pfn_shift) |  in hmm_device_entry_from_pfn()
264 		range->flags[HMM_PFN_VALID];  in hmm_device_entry_from_pfn()
378 int hmm_range_register(struct hmm_range *range, struct hmm_mirror *mirror);
379 void hmm_range_unregister(struct hmm_range *range);
389 long hmm_range_fault(struct hmm_range *range, unsigned int flags);
391 long hmm_range_dma_map(struct hmm_range *range,
395 long hmm_range_dma_unmap(struct hmm_range *range,