diff options
| author | Kaike Wan <kaike.wan@intel.com> | 2018-11-28 10:14:32 -0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-06 19:49:47 -0700 |
| commit | 937488a85986faa743d12456970a0cbe83e3b04e (patch) | |
| tree | 0704a125375a1e2f6e217877095f51cadcc2a418 /drivers/infiniband/hw/hfi1/pio.c | |
| parent | 81fce6291d9999cee692e4118134a8c850b60857 (diff) | |
IB/hfi1: Dump pio info for non-user send contexts
This patch dumps the pio info for non-user send contexts to assist
debugging in the field.
Reviewed-by: Mike Marciniczyn <mike.marciniszyn@intel.com>
Reviewed-by: Mike Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/pio.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/pio.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index 9ab50d2308dc..6d5d0d017e6b 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -2137,3 +2137,28 @@ void free_credit_return(struct hfi1_devdata *dd) kfree(dd->cr_base); dd->cr_base = NULL; } + +void seqfile_dump_sci(struct seq_file *s, u32 i, + struct send_context_info *sci) +{ + struct send_context *sc = sci->sc; + u64 reg; + + seq_printf(s, "SCI %u: type %u base %u credits %u\n", + i, sci->type, sci->base, sci->credits); + seq_printf(s, " flags 0x%x sw_inx %u hw_ctxt %u grp %u\n", + sc->flags, sc->sw_index, sc->hw_context, sc->group); + seq_printf(s, " sr_size %u credits %u sr_head %u sr_tail %u\n", + sc->sr_size, sc->credits, sc->sr_head, sc->sr_tail); + seq_printf(s, " fill %lu free %lu fill_wrap %u alloc_free %lu\n", + sc->fill, sc->free, sc->fill_wrap, sc->alloc_free); + seq_printf(s, " credit_intr_count %u credit_ctrl 0x%llx\n", + sc->credit_intr_count, sc->credit_ctrl); + reg = read_kctxt_csr(sc->dd, sc->hw_context, SC(CREDIT_STATUS)); + seq_printf(s, " *hw_free %llu CurrentFree %llu LastReturned %llu\n", + (le64_to_cpu(*sc->hw_free) & CR_COUNTER_SMASK) >> + CR_COUNTER_SHIFT, + (reg >> SC(CREDIT_STATUS_CURRENT_FREE_COUNTER_SHIFT)) & + SC(CREDIT_STATUS_CURRENT_FREE_COUNTER_MASK), + reg & SC(CREDIT_STATUS_LAST_RETURNED_COUNTER_SMASK)); +} |