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3 Commits

Author SHA1 Message Date
Cheng Xu
9bdb9350f3 RDMA/erdma: Support dynamic mtu 
Hardware now support jumbo frame for RDMA. So we introduce a new CMDQ
message to support mtu change notification.

Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220909093822.33868-5-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
 2022-09-21 10:31:24 +03:00
Cheng Xu
13f42e5166 RDMA/erdma: Make hardware internal opcodes invisible to driver 
Some opcodes are used in hardware internally, and driver does not care
about them. So, we change them to reserved opcodes in driver.

Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220909093822.33868-4-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
 2022-09-20 14:27:51 +03:00
Cheng Xu
be3cff0f24 RDMA/erdma: Add the hardware related definitions 
ERDMA is a PCIe device, and this file provides ERDMA hardware related
definitions, mainly including PCIe device capabilities and restrictions,
device registers definitions, doorbell space, doorbell structure
definitions and WQE definitions.

Link: https://lore.kernel.org/r/20220727014927.76564-3-chengyou@linux.alibaba.com
Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
 2022-07-27 15:54:38 -03:00