diff options
| author | Shiraz Saleem <shiraz.saleem@intel.com> | 2017-10-16 15:46:02 -0500 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-10-18 13:28:46 -0400 |
| commit | 1196923838cf1d2b7abcb9a1007eede09ad93acd (patch) | |
| tree | 9c700d31070fa07ecbe5464424a8a47223f1561c /drivers/infiniband/hw/i40iw/i40iw_d.h | |
| parent | 5b4a1a8b87fda31c1a1d44aba7e6926167610a20 (diff) | |
i40iw: Refactor queue depth calculation
Queue depth calculations use a mix of work requests
and actual number of bytes. Consolidate all calculations
using minimum WQE size to avoid confusion.
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_d.h')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_d.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_d.h b/drivers/infiniband/hw/i40iw/i40iw_d.h index f1a6ce6c927c..65ec39e3746b 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_d.h +++ b/drivers/infiniband/hw/i40iw/i40iw_d.h @@ -1301,8 +1301,13 @@ (0xffffffffULL << I40IWQPC_LOCAL_IPADDR0_SHIFT) /* wqe size considering 32 bytes per wqe*/ -#define I40IWQP_SW_MIN_WQSIZE 4 /* 128 bytes */ -#define I40IWQP_SW_MAX_WQSIZE 2048 /* 2048 bytes */ +#define I40IW_QP_SW_MIN_WQSIZE 4 /*in WRs*/ +#define I40IW_SQ_RSVD 2 +#define I40IW_RQ_RSVD 1 +#define I40IW_MAX_QUANTAS_PER_WR 2 +#define I40IW_QP_SW_MAX_SQ_QUANTAS 2048 +#define I40IW_QP_SW_MAX_RQ_QUANTAS 16384 +#define I40IW_MAX_QP_WRS ((I40IW_QP_SW_MAX_SQ_QUANTAS / I40IW_MAX_QUANTAS_PER_WR) - 1) #define I40IWQP_OP_RDMA_WRITE 0 #define I40IWQP_OP_RDMA_READ 1 |