RE: [PATCH rdma-next 04/13] RDMA/efa: Add the efa.h header file

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> +struct efa_caps {
> +	u32 max_sq;
> +	u32 max_sq_depth; /* wqes */
> +	u32 max_rq;
> +	u32 max_rq_depth; /* wqes */
> +	u32 max_cq;
> +	u32 max_cq_depth; /* cqes */
> +	u32 inline_buf_size;
> +	u32 max_sq_sge;
> +	u32 max_rq_sge;
> +	u32 max_mr;
> +	u64 max_mr_pages;
> +	u64 page_size_cap; /* bytes */
> +	u32 max_pd;
> +	u32 max_ah;
> +	u16 sub_cqs_per_cq;
> +	u16 max_inline_data; /* bytes */
> +};

I'm trying to understand the device based on this.  Are the SQs and RQs tightly coupled as a single addressable unit?  Other than the reliability aspect, does the device present similar application semantics as a verbs device that supports only UD QPs?

- Sean




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