RDMA/erdma: Introduce dma pool for hardware responses of CMDQ requests

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Hardware response, such as the result of query statistics, may be too
long to be directly accommodated within the CQE structure. To address
this, we introduce a DMA pool to hold the hardware's responses of CMDQ
requests.

Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20231227084800.99091-2-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

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Cheng Xu 2023-12-27 16:47:59 +08:00 • committed by Leon Romanovsky

parent d42fafb895

commit 68cf9d82f7

3 changed files with 26 additions and 2 deletions

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2

drivers/infiniband/hw/erdma/erdma.h

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2

drivers/infiniband/hw/erdma/erdma_hw.h

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24

drivers/infiniband/hw/erdma/erdma_main.c

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