diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/pio.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/pio.c | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index ac1bf4a73571..d89b8745d4c1 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -551,11 +551,11 @@ static inline u32 group_size(u32 group) } /* - * Obtain the credit return addresses, kernel virtual and physical, for the + * Obtain the credit return addresses, kernel virtual and bus, for the * given sc. * * To understand this routine: - * o va and pa are arrays of struct credit_return. One for each physical + * o va and dma are arrays of struct credit_return. One for each physical * send context, per NUMA. * o Each send context always looks in its relative location in a struct * credit_return for its credit return. @@ -563,14 +563,14 @@ static inline u32 group_size(u32 group) * with the same value. Use the address of the first send context in the * group. */ -static void cr_group_addresses(struct send_context *sc, dma_addr_t *pa) +static void cr_group_addresses(struct send_context *sc, dma_addr_t *dma) { u32 gc = group_context(sc->hw_context, sc->group); u32 index = sc->hw_context & 0x7; sc->hw_free = &sc->dd->cr_base[sc->node].va[gc].cr[index]; - *pa = (unsigned long) - &((struct credit_return *)sc->dd->cr_base[sc->node].pa)[gc]; + *dma = (unsigned long) + &((struct credit_return *)sc->dd->cr_base[sc->node].dma)[gc]; } /* @@ -668,19 +668,12 @@ void sc_set_cr_threshold(struct send_context *sc, u32 new_threshold) void set_pio_integrity(struct send_context *sc) { struct hfi1_devdata *dd = sc->dd; - u64 reg = 0; u32 hw_context = sc->hw_context; int type = sc->type; - /* - * No integrity checks if HFI1_CAP_NO_INTEGRITY is set, or if - * we're snooping. - */ - if (likely(!HFI1_CAP_IS_KSET(NO_INTEGRITY)) && - dd->hfi1_snoop.mode_flag != HFI1_PORT_SNOOP_MODE) - reg = hfi1_pkt_default_send_ctxt_mask(dd, type); - - write_kctxt_csr(dd, hw_context, SC(CHECK_ENABLE), reg); + write_kctxt_csr(dd, hw_context, + SC(CHECK_ENABLE), + hfi1_pkt_default_send_ctxt_mask(dd, type)); } static u32 get_buffers_allocated(struct send_context *sc) @@ -710,7 +703,7 @@ struct send_context *sc_alloc(struct hfi1_devdata *dd, int type, { struct send_context_info *sci; struct send_context *sc = NULL; - dma_addr_t pa; + dma_addr_t dma; unsigned long flags; u64 reg; u32 thresh; @@ -763,7 +756,7 @@ struct send_context *sc_alloc(struct hfi1_devdata *dd, int type, sc->sw_index = sw_index; sc->hw_context = hw_context; - cr_group_addresses(sc, &pa); + cr_group_addresses(sc, &dma); sc->credits = sci->credits; /* PIO Send Memory Address details */ @@ -805,7 +798,7 @@ struct send_context *sc_alloc(struct hfi1_devdata *dd, int type, ((u64)opval << SC(CHECK_OPCODE_VALUE_SHIFT))); /* set up credit return */ - reg = pa & SC(CREDIT_RETURN_ADDR_ADDRESS_SMASK); + reg = dma & SC(CREDIT_RETURN_ADDR_ADDRESS_SMASK); write_kctxt_csr(dd, hw_context, SC(CREDIT_RETURN_ADDR), reg); /* @@ -2064,7 +2057,7 @@ int init_credit_return(struct hfi1_devdata *dd) dd->cr_base[i].va = dma_zalloc_coherent( &dd->pcidev->dev, bytes, - &dd->cr_base[i].pa, + &dd->cr_base[i].dma, GFP_KERNEL); if (!dd->cr_base[i].va) { set_dev_node(&dd->pcidev->dev, dd->node); @@ -2097,7 +2090,7 @@ void free_credit_return(struct hfi1_devdata *dd) TXE_NUM_CONTEXTS * sizeof(struct credit_return), dd->cr_base[i].va, - dd->cr_base[i].pa); + dd->cr_base[i].dma); } } kfree(dd->cr_base); |
