354 static void idpf_vc_xn_init(struct idpf_vc_xn_manager *vcxn_mngr)  in idpf_vc_xn_init()  argument
358 	spin_lock_init(&vcxn_mngr->xn_bm_lock);  in idpf_vc_xn_init()
360 	for (i = 0; i < ARRAY_SIZE(vcxn_mngr->ring); i++) {  in idpf_vc_xn_init()
361 		struct idpf_vc_xn *xn = &vcxn_mngr->ring[i];  in idpf_vc_xn_init()
369 	bitmap_fill(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN);  in idpf_vc_xn_init()
379 static void idpf_vc_xn_shutdown(struct idpf_vc_xn_manager *vcxn_mngr)  in idpf_vc_xn_shutdown()  argument
383 	spin_lock_bh(&vcxn_mngr->xn_bm_lock);  in idpf_vc_xn_shutdown()
384 	bitmap_zero(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN);  in idpf_vc_xn_shutdown()
385 	spin_unlock_bh(&vcxn_mngr->xn_bm_lock);  in idpf_vc_xn_shutdown()
387 	for (i = 0; i < ARRAY_SIZE(vcxn_mngr->ring); i++) {  in idpf_vc_xn_shutdown()
388 		struct idpf_vc_xn *xn = &vcxn_mngr->ring[i];  in idpf_vc_xn_shutdown()
405 struct idpf_vc_xn *idpf_vc_xn_pop_free(struct idpf_vc_xn_manager *vcxn_mngr)  in idpf_vc_xn_pop_free()  argument
410 	spin_lock_bh(&vcxn_mngr->xn_bm_lock);  in idpf_vc_xn_pop_free()
411 	free_idx = find_first_bit(vcxn_mngr->free_xn_bm, IDPF_VC_XN_RING_LEN);  in idpf_vc_xn_pop_free()
415 	clear_bit(free_idx, vcxn_mngr->free_xn_bm);  in idpf_vc_xn_pop_free()
416 	xn = &vcxn_mngr->ring[free_idx];  in idpf_vc_xn_pop_free()
417 	xn->salt = vcxn_mngr->salt++;  in idpf_vc_xn_pop_free()
420 	spin_unlock_bh(&vcxn_mngr->xn_bm_lock);  in idpf_vc_xn_pop_free()
430 static void idpf_vc_xn_push_free(struct idpf_vc_xn_manager *vcxn_mngr,  in idpf_vc_xn_push_free()  argument
434 	set_bit(xn->idx, vcxn_mngr->free_xn_bm);  in idpf_vc_xn_push_free()
460 	xn = idpf_vc_xn_pop_free(adapter->vcxn_mngr);  in idpf_vc_xn_exec()
540 	idpf_vc_xn_push_free(adapter->vcxn_mngr, xn);  in idpf_vc_xn_exec()
585 	idpf_vc_xn_push_free(adapter->vcxn_mngr, xn);  in idpf_vc_xn_forward_async()
609 	if (xn_idx >= ARRAY_SIZE(adapter->vcxn_mngr->ring)) {  in idpf_vc_xn_forward_reply()
614 	xn = &adapter->vcxn_mngr->ring[xn_idx];  in idpf_vc_xn_forward_reply()
2942 	if (!adapter->vcxn_mngr) {  in idpf_vc_core_init()
2943 		adapter->vcxn_mngr = kzalloc(sizeof(*adapter->vcxn_mngr), GFP_KERNEL);  in idpf_vc_core_init()
2944 		if (!adapter->vcxn_mngr) {  in idpf_vc_core_init()
2949 	idpf_vc_xn_init(adapter->vcxn_mngr);  in idpf_vc_core_init()
3064 	if (adapter->vcxn_mngr)  in idpf_vc_core_init()
3065 		idpf_vc_xn_shutdown(adapter->vcxn_mngr);  in idpf_vc_core_init()
3085 	idpf_vc_xn_shutdown(adapter->vcxn_mngr);  in idpf_vc_core_deinit()