Commit fa8fad92 authored by Chandramohan Akula's avatar Chandramohan Akula Committed by Jason Gunthorpe
Browse files

RDMA/bnxt_re: Enable pacing support for the user apps 

Report the pacing capability to the user applications.

Link: https://lore.kernel.org/r/1689742977-9128-5-git-send-email-selvin.xavier@broadcom.com


Signed-off-by: default avatarChandramohan Akula <chandramohan.akula@broadcom.com>
Signed-off-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 586e613d

drivers/infiniband/hw/bnxt_re/ib_verbs.c

+2 −0
Original line number Diff line number Diff line
@@ -4075,6 +4075,8 @@ int bnxt_re_alloc_ucontext(struct ib_ucontext *ctx, struct ib_udata *udata) 
		goto cfail;

	}

	uctx->shpage_mmap = &entry->rdma_entry;

	if (rdev->pacing.dbr_pacing)

		resp.comp_mask |= BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED;



	rc = ib_copy_to_udata(udata, &resp, min(udata->outlen, sizeof(resp)));

	if (rc) {

include/uapi/rdma/bnxt_re-abi.h

+1 −0
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ enum { 
	BNXT_RE_UCNTX_CMASK_HAVE_CCTX = 0x1ULL,

	BNXT_RE_UCNTX_CMASK_HAVE_MODE = 0x02ULL,

	BNXT_RE_UCNTX_CMASK_WC_DPI_ENABLED = 0x04ULL,

	BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED = 0x08ULL,

};



enum bnxt_re_wqe_mode {