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RDMA/ocrdma: Support RoCE-v2 in the RC path

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This patch implements following changes to support RoCE-v2
in the RC path:

* Get the GID-type for a given sgid.
* Based on the GID-type get IPv4/IPv6 L3-address
  and give those to underlying device.
* Resolve and provide network header type to device.

Signed-off-by: Somnath Kotur <somnath.kotur@avagotech.com>
Signed-off-by: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Devesh Sharma
2016-01-28 08:59:58 -05:00
committed by Doug Ledford
parent 6b0626679d
commit bcf117e2cf
2 changed files with 23 additions and 2 deletions
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2
drivers/infiniband/hw/ocrdma/ocrdma_sli.h
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@@ -1112,6 +1112,8 @@ enum {
OCRDMA_QP_PARAMS_STATE_MASK = BIT(5) | BIT(6) | BIT(7),
OCRDMA_QP_PARAMS_FLAGS_SQD_ASYNC = BIT(8),
OCRDMA_QP_PARAMS_FLAGS_INB_ATEN = BIT(9),
OCRDMA_QP_PARAMS_FLAGS_L3_TYPE_SHIFT = 11,
OCRDMA_QP_PARAMS_FLAGS_L3_TYPE_MASK = BIT(11) | BIT(12) | BIT(13),
OCRDMA_QP_PARAMS_MAX_SGE_RECV_SHIFT = 16,
OCRDMA_QP_PARAMS_MAX_SGE_RECV_MASK = 0xFFFF <<
OCRDMA_QP_PARAMS_MAX_SGE_RECV_SHIFT,