drm2/ttm/ttm_bo_util.c

76 int ttm_mem_io_lock(struct ttm_mem_type_manager *man, bool interruptible)
78 	if (likely(man->io_reserve_fastpath))
82 		if (sx_xlock_sig(&man->io_reserve_mutex))
88 	sx_xlock(&man->io_reserve_mutex);
92 void ttm_mem_io_unlock(struct ttm_mem_type_manager *man)
94 	if (likely(man->io_reserve_fastpath))
97 	sx_xunlock(&man->io_reserve_mutex);
100 static int ttm_mem_io_evict(struct ttm_mem_type_manager *man)
104 	if (!man->use_io_reserve_lru || list_empty(&man->io_reserve_lru))
107 	bo = list_first_entry(&man->io_reserve_lru,
119 	struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type];
124 	if (likely(man->io_reserve_fastpath))
132 			ret = ttm_mem_io_evict(man);
143 	struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type];
145 	if (likely(man->io_reserve_fastpath))
161 		struct ttm_mem_type_manager *man =
162 			&bo->bdev->man[mem->mem_type];
168 		if (man->use_io_reserve_lru)
170 				      &man->io_reserve_lru);
190 	struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type];
195 	(void) ttm_mem_io_lock(man, false);
197 	ttm_mem_io_unlock(man);
208 			(void) ttm_mem_io_lock(man, false);
210 			ttm_mem_io_unlock(man);
222 	struct ttm_mem_type_manager *man;
224 	man = &bdev->man[mem->mem_type];
228 	(void) ttm_mem_io_lock(man, false);
230 	ttm_mem_io_unlock(man);
298 	struct ttm_mem_type_manager *man = &bdev->man[new_mem->mem_type];
365 	if ((man->flags & TTM_MEMTYPE_FLAG_FIXED) && (ttm != NULL)) {
533 	struct ttm_mem_type_manager *man =
534 		&bo->bdev->man[bo->mem.mem_type];
549 	(void) ttm_mem_io_lock(man, false);
551 	ttm_mem_io_unlock(man);
566 	struct ttm_mem_type_manager *man =
567 		&bo->bdev->man[bo->mem.mem_type];
588 	(void) ttm_mem_io_lock(man, false);
590 	ttm_mem_io_unlock(man);
604 	struct ttm_mem_type_manager *man = &bdev->man[new_mem->mem_type];
624 		if ((man->flags & TTM_MEMTYPE_FLAG_FIXED) &&
655 		if (!(man->flags & TTM_MEMTYPE_FLAG_FIXED))