Re: [PATCH rdma-next v9 4/5] RDMA/bnxt_re: Direct Verbs: Support DBR verbs

[Jason Gunthorpe <jgg@ziepe.ca>]

On Tue, Jan 27, 2026 at 04:01:08PM +0530, Sriharsha Basavapatna wrote:
> From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
> 
> The following Direct Verbs (DV) methods have been implemented in
> this patch.
> 
> Doorbell Region Direct Verbs:
> -----------------------------
> - BNXT_RE_METHOD_DBR_ALLOC:
>   This will allow the appliation to create extra doorbell regions
>   and use the associated doorbell page index in DV_CREATE_QP and
>   use the associated DB address while ringing the doorbell.
> 
> - BNXT_RE_METHOD_DBR_FREE:
>   Free the allocated doorbell region.
> 
> - BNXT_RE_METHOD_GET_DEFAULT_DBR:
>   Return the default doorbell page index and doorbell page address
>   associated with the ucontext.
> 
> Co-developed-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
> Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
> Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
> Reviewed-by: Selvin Xavier <selvin.xavier@broadcom.com>
> ---
>  drivers/infiniband/hw/bnxt_re/bnxt_re.h   |   1 +
>  drivers/infiniband/hw/bnxt_re/dv.c        | 130 ++++++++++++++++++++++
>  drivers/infiniband/hw/bnxt_re/ib_verbs.h  |   7 ++
>  drivers/infiniband/hw/bnxt_re/qplib_res.c |  43 +++++++
>  drivers/infiniband/hw/bnxt_re/qplib_res.h |   4 +
>  include/uapi/rdma/bnxt_re-abi.h           |  29 +++++
>  6 files changed, 214 insertions(+)

This one looks OK

Jason