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| author |   Mitesh Ahuja <mitesh.ahuja@emulex.com> | 2014-12-18 14:13:05 +0530 |
|---|---|---|
| committer |   Roland Dreier <roland@purestorage.com> | 2015-02-18 08:31:04 -0800 |
| commit | b4dbe8d52d08e5ed60c9d01efbcd7b8694cf4b9f (patch) | |
| tree | 0b76375dc4c59382a3b2126304f93bc24efe50d7 /drivers/infiniband/hw/ocrdma/ocrdma_sli.h | |
| parent | RDMA/ocrdma: Honor return value of ocrdma_resolve_dmac (diff) | |
| download | linux-dev-b4dbe8d52d08e5ed60c9d01efbcd7b8694cf4b9f.tar.xz linux-dev-b4dbe8d52d08e5ed60c9d01efbcd7b8694cf4b9f.zip | |
RDMA/ocrdma: Add support for interrupt moderation
Add support for interrupt moderation for ocrdma device. Thresholds
for high interrupt rates are static values derived based on experimental
results.
Signed-off-by: Mitesh Ahuja <mitesh.ahuja@emulex.com>
Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_sli.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h index 6ba9939868a3..801883aa4145 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h @@ -89,6 +89,7 @@ enum { OCRDMA_CMD_CREATE_MQ = 21, OCRDMA_CMD_GET_CTRL_ATTRIBUTES = 32, OCRDMA_CMD_GET_FW_VER = 35, + OCRDMA_CMD_MODIFY_EQ_DELAY = 41, OCRDMA_CMD_DELETE_MQ = 53, OCRDMA_CMD_DELETE_CQ = 54, OCRDMA_CMD_DELETE_EQ = 55, @@ -316,6 +317,29 @@ struct ocrdma_create_eq_rsp { #define OCRDMA_EQ_MINOR_OTHER 0x1 +struct ocrmda_set_eqd { + u32 eq_id; + u32 phase; + u32 delay_multiplier; +}; + +struct ocrdma_modify_eqd_cmd { + struct ocrdma_mbx_hdr req; + u32 num_eq; + struct ocrmda_set_eqd set_eqd[8]; +} __packed; + +struct ocrdma_modify_eqd_req { + struct ocrdma_mqe_hdr hdr; + struct ocrdma_modify_eqd_cmd cmd; +}; + + +struct ocrdma_modify_eq_delay_rsp { + struct ocrdma_mbx_rsp hdr; + u32 rsvd0; +} __packed; + enum { OCRDMA_MCQE_STATUS_SHIFT = 0, OCRDMA_MCQE_STATUS_MASK = 0xFFFF, |