50 static inline void smtc_ipi_nq(struct smtc_ipi_q *q, struct smtc_ipi *p)  in smtc_ipi_nq()  argument
54 	spin_lock_irqsave(&q->lock, flags);  in smtc_ipi_nq()
55 	if (q->head == NULL)  in smtc_ipi_nq()
56 		q->head = q->tail = p;  in smtc_ipi_nq()
58 		q->tail->flink = p;  in smtc_ipi_nq()
60 	q->tail = p;  in smtc_ipi_nq()
61 	q->depth++;  in smtc_ipi_nq()
66 	spin_unlock_irqrestore(&q->lock, flags);  in smtc_ipi_nq()
69 static inline struct smtc_ipi *__smtc_ipi_dq(struct smtc_ipi_q *q)  in __smtc_ipi_dq()  argument
73 	if (q->head == NULL)  in __smtc_ipi_dq()
76 		p = q->head;  in __smtc_ipi_dq()
77 		q->head = q->head->flink;  in __smtc_ipi_dq()
78 		q->depth--;  in __smtc_ipi_dq()
80 		if (q->head == NULL)  in __smtc_ipi_dq()
81 			q->tail = NULL;  in __smtc_ipi_dq()
87 static inline struct smtc_ipi *smtc_ipi_dq(struct smtc_ipi_q *q)  in smtc_ipi_dq()  argument
92 	spin_lock_irqsave(&q->lock, flags);  in smtc_ipi_dq()
93 	p = __smtc_ipi_dq(q);  in smtc_ipi_dq()
94 	spin_unlock_irqrestore(&q->lock, flags);  in smtc_ipi_dq()
99 static inline void smtc_ipi_req(struct smtc_ipi_q *q, struct smtc_ipi *p)  in smtc_ipi_req()  argument
103 	spin_lock_irqsave(&q->lock, flags);  in smtc_ipi_req()
104 	if (q->head == NULL) {  in smtc_ipi_req()
105 		q->head = q->tail = p;  in smtc_ipi_req()
108 		p->flink = q->head;  in smtc_ipi_req()
109 		q->head = p;  in smtc_ipi_req()
111 	q->depth++;  in smtc_ipi_req()
112 	spin_unlock_irqrestore(&q->lock, flags);  in smtc_ipi_req()
115 static inline int smtc_ipi_qdepth(struct smtc_ipi_q *q)  in smtc_ipi_qdepth()  argument
120 	spin_lock_irqsave(&q->lock, flags);  in smtc_ipi_qdepth()
121 	retval = q->depth;  in smtc_ipi_qdepth()
122 	spin_unlock_irqrestore(&q->lock, flags);  in smtc_ipi_qdepth()