diff options
-rw-r--r-- | drivers/staging/rdma/hfi1/driver.c | 13 | ||||
-rw-r--r-- | drivers/staging/rdma/hfi1/hfi.h | 13 |
2 files changed, 3 insertions, 23 deletions
diff --git a/drivers/staging/rdma/hfi1/driver.c b/drivers/staging/rdma/hfi1/driver.c index ce69141..cfcbe41 100644 --- a/drivers/staging/rdma/hfi1/driver.c +++ b/drivers/staging/rdma/hfi1/driver.c @@ -509,14 +509,10 @@ static inline void init_ps_mdata(struct ps_mdata *mdata, mdata->rsize = packet->rsize; mdata->maxcnt = packet->maxcnt; - if (rcd->ps_state.initialized == 0) { - mdata->ps_head = packet->rhqoff; - rcd->ps_state.initialized++; - } else - mdata->ps_head = rcd->ps_state.ps_head; + mdata->ps_head = packet->rhqoff; if (HFI1_CAP_IS_KSET(DMA_RTAIL)) { - mdata->ps_tail = packet->hdrqtail; + mdata->ps_tail = get_rcvhdrtail(rcd); mdata->ps_seq = 0; /* not used with DMA_RTAIL */ } else { mdata->ps_tail = 0; /* used only with DMA_RTAIL*/ @@ -533,12 +529,9 @@ static inline int ps_done(struct ps_mdata *mdata, u64 rhf) static inline void update_ps_mdata(struct ps_mdata *mdata) { - struct hfi1_ctxtdata *rcd = mdata->rcd; - mdata->ps_head += mdata->rsize; - if (mdata->ps_head > mdata->maxcnt) + if (mdata->ps_head >= mdata->maxcnt) mdata->ps_head = 0; - rcd->ps_state.ps_head = mdata->ps_head; if (!HFI1_CAP_IS_KSET(DMA_RTAIL)) { if (++mdata->ps_seq > 13) mdata->ps_seq = 1; diff --git a/drivers/staging/rdma/hfi1/hfi.h b/drivers/staging/rdma/hfi1/hfi.h index 31c1185..70891fb 100644 --- a/drivers/staging/rdma/hfi1/hfi.h +++ b/drivers/staging/rdma/hfi1/hfi.h @@ -139,15 +139,6 @@ extern const struct pci_error_handlers hfi1_pci_err_handler; struct hfi1_opcode_stats_perctx; #endif -/* - * struct ps_state keeps state associated with RX queue "prescanning" - * (prescanning for FECNs, and BECNs), if prescanning is in use. - */ -struct ps_state { - u32 ps_head; - int initialized; -}; - struct ctxt_eager_bufs { ssize_t size; /* total size of eager buffers */ u32 count; /* size of buffers array */ @@ -302,10 +293,6 @@ struct hfi1_ctxtdata { struct list_head sdma_queues; spinlock_t sdma_qlock; -#ifdef CONFIG_PRESCAN_RXQ - struct ps_state ps_state; -#endif /* CONFIG_PRESCAN_RXQ */ - /* * The interrupt handler for a particular receive context can vary * throughout it's lifetime. This is not a lock protected data member so |