diff options
Diffstat (limited to 'drivers/infiniband/hw/cxgb3/cxio_wr.h')
| -rw-r--r-- | drivers/infiniband/hw/cxgb3/cxio_wr.h | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/cxgb3/cxio_wr.h b/drivers/infiniband/hw/cxgb3/cxio_wr.h index a197a5b7ac7..83d2e19d31a 100644 --- a/drivers/infiniband/hw/cxgb3/cxio_wr.h +++ b/drivers/infiniband/hw/cxgb3/cxio_wr.h @@ -689,9 +689,9 @@ struct t3_swrq { * A T3 WQ implements both the SQ and RQ. */ struct t3_wq { - union t3_wr *queue; /* DMA accessable memory */ + union t3_wr *queue; /* DMA accessible memory */ dma_addr_t dma_addr; /* DMA address for HW */ - DECLARE_PCI_UNMAP_ADDR(mapping) /* unmap kruft */ + DEFINE_DMA_UNMAP_ADDR(mapping); /* unmap kruft */ u32 error; /* 1 once we go to ERROR */ u32 qpid; u32 wptr; /* idx to next available WR slot */ @@ -718,7 +718,7 @@ struct t3_cq { u32 wptr; u32 size_log2; dma_addr_t dma_addr; - DECLARE_PCI_UNMAP_ADDR(mapping) + DEFINE_DMA_UNMAP_ADDR(mapping); struct t3_cqe *queue; struct t3_cqe *sw_queue; u32 sw_rptr; @@ -728,9 +728,40 @@ struct t3_cq { #define CQ_VLD_ENTRY(ptr,size_log2,cqe) (Q_GENBIT(ptr,size_log2) == \ CQE_GENBIT(*cqe)) +struct t3_cq_status_page { + u32 cq_err; +}; + +static inline int cxio_cq_in_error(struct t3_cq *cq) +{ + return ((struct t3_cq_status_page *) + &cq->queue[1 << cq->size_log2])->cq_err; +} + +static inline void cxio_set_cq_in_error(struct t3_cq *cq) +{ + ((struct t3_cq_status_page *) + &cq->queue[1 << cq->size_log2])->cq_err = 1; +} + static inline void cxio_set_wq_in_error(struct t3_wq *wq) { - wq->queue->wq_in_err.err = 1; + wq->queue->wq_in_err.err |= 1; +} + +static inline void cxio_disable_wq_db(struct t3_wq *wq) +{ + wq->queue->wq_in_err.err |= 2; +} + +static inline void cxio_enable_wq_db(struct t3_wq *wq) +{ + wq->queue->wq_in_err.err &= ~2; +} + +static inline int cxio_wq_db_enabled(struct t3_wq *wq) +{ + return !(wq->queue->wq_in_err.err & 2); } static inline struct t3_cqe *cxio_next_hw_cqe(struct t3_cq *cq) |