if (q_offset >= queue->queue_length)
return NULL;
current_page = (queue->queue_pages)[q_offset >> EHCA_PAGESHIFT];
- return ¤t_page->entries[q_offset & (EHCA_PAGESIZE - 1)];
+ return ¤t_page->entries[q_offset & (EHCA_PAGESIZE - 1)];
}
/*
return cqe;
}
+static inline int ipz_qeit_is_valid(struct ipz_queue *queue)
+{
+ struct ehca_cqe *cqe = ipz_qeit_get(queue);
+ u32 cqe_flags = cqe->cqe_flags;
+
+ return cqe_flags >> 7 == (queue->toggle_state & 1);
+}
+
/*
* returns and resets Queue Entry iterator
* returns address (kv) of first Queue Entry
return ret;
}
+static inline void *ipz_eqit_eq_peek_valid(struct ipz_queue *queue)
+{
+ void *ret = ipz_qeit_get(queue);
+ u32 qe = *(u8 *) ret;
+ if ((qe >> 7) != (queue->toggle_state & 1))
+ return NULL;
+ return ret;
+}
+
/* returns address (GX) of first queue entry */
static inline u64 ipz_qpt_get_firstpage(struct ipz_qpt *qpt)
{