Commit 959d10d6 authored by Saravanan Vajravel's avatar Saravanan Vajravel Committed by Leon Romanovsky
Browse files

RDMA/bnxt_re: Initialize fw with roce_mirror support 



- Check FW capability for roce_mirror support.
- Initialize FW with roce_mirror support.
- When modifying QP, use unique GID for sgid incase of RawEth QP.

Signed-off-by: default avatarSaravanan Vajravel <saravanan.vajravel@broadcom.com>
Reviewed-by: default avatarKashyap Desai <kashyap.desai@broadcom.com>
Reviewed-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Reviewed-by: default avatarAnantha Prabhu <anantha.prabhu@broadcom.com>
Signed-off-by: default avatarKalesh AP <kalesh-anakkur.purayil@broadcom.com>
Link: https://patch.msgid.link/20250822040801.776196-9-kalesh-anakkur.purayil@broadcom.com


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent 7c7511f1

drivers/infiniband/hw/bnxt_re/ib_verbs.c

+2 −0
Original line number Diff line number Diff line
@@ -1037,6 +1037,8 @@ static u8 __from_ib_qp_type(enum ib_qp_type type) 
		return CMDQ_CREATE_QP_TYPE_RC;

	case IB_QPT_UD:

		return CMDQ_CREATE_QP_TYPE_UD;

	case IB_QPT_RAW_PACKET:

		return CMDQ_CREATE_QP_TYPE_RAW_ETHERTYPE;

	default:

		return IB_QPT_MAX;

	}

drivers/infiniband/hw/bnxt_re/main.c

+2 −0
Original line number Diff line number Diff line
@@ -654,6 +654,8 @@ int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev) 
	flags_ext2 = le32_to_cpu(resp.flags_ext2);

	cctx->modes.dbr_pacing = flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_DBR_PACING_EXT_SUPPORTED ||

				 flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_DBR_PACING_V0_SUPPORTED;

	cctx->modes.roce_mirror = !!(le32_to_cpu(resp.flags_ext3) &

				     FUNC_QCAPS_RESP_FLAGS_EXT3_MIRROR_ON_ROCE_SUPPORTED);

	return 0;

}

drivers/infiniband/hw/bnxt_re/qplib_fp.c

+9 −3
Original line number Diff line number Diff line
@@ -1335,6 +1335,7 @@ static bool is_optimized_state_transition(struct bnxt_qplib_qp *qp) 


int bnxt_qplib_modify_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp)

{

	struct bnxt_qplib_sgid_tbl *sgid_tbl = &res->sgid_tbl;

	struct bnxt_qplib_rcfw *rcfw = res->rcfw;

	struct creq_modify_qp_resp resp = {};

	struct bnxt_qplib_cmdqmsg msg = {};
@@ -1386,9 +1387,14 @@ int bnxt_qplib_modify_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp) 
	if (bmask & CMDQ_MODIFY_QP_MODIFY_MASK_FLOW_LABEL)

		req.flow_label = cpu_to_le32(qp->ah.flow_label);



	if (bmask & CMDQ_MODIFY_QP_MODIFY_MASK_SGID_INDEX)

		req.sgid_index = cpu_to_le16(res->sgid_tbl.hw_id

					     [qp->ah.sgid_index]);

	if (bmask & CMDQ_MODIFY_QP_MODIFY_MASK_SGID_INDEX) {

		if (qp->type == CMDQ_CREATE_QP_TYPE_RAW_ETHERTYPE)

			req.sgid_index =

				cpu_to_le16(sgid_tbl->hw_id[qp->ugid_index]);

		else

			req.sgid_index =

				cpu_to_le16(sgid_tbl->hw_id[qp->ah.sgid_index]);

	}



	if (bmask & CMDQ_MODIFY_QP_MODIFY_MASK_HOP_LIMIT)

		req.hop_limit = qp->ah.hop_limit;

drivers/infiniband/hw/bnxt_re/qplib_rcfw.c

+4 −0
Original line number Diff line number Diff line
@@ -905,6 +905,10 @@ int bnxt_qplib_init_rcfw(struct bnxt_qplib_rcfw *rcfw, 
		flags |= CMDQ_INITIALIZE_FW_FLAGS_OPTIMIZE_MODIFY_QP_SUPPORTED;

	if (rcfw->res->en_dev->flags & BNXT_EN_FLAG_ROCE_VF_RES_MGMT)

		flags |= CMDQ_INITIALIZE_FW_FLAGS_L2_VF_RESOURCE_MGMT;

	if (bnxt_qplib_roce_mirror_supported(rcfw->res->cctx)) {

		flags |= CMDQ_INITIALIZE_FW_FLAGS_MIRROR_ON_ROCE_SUPPORTED;

		rcfw->roce_mirror = true;

	}

	req.flags |= cpu_to_le16(flags);

	req.stat_ctx_id = cpu_to_le32(ctx->stats.fw_id);

	bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), sizeof(resp), 0);

drivers/infiniband/hw/bnxt_re/roce_hsi.h

+1 −0
Original line number Diff line number Diff line
@@ -219,6 +219,7 @@ struct cmdq_initialize_fw { 
	#define CMDQ_INITIALIZE_FW_FLAGS_HW_REQUESTER_RETX_SUPPORTED     0x2UL

	#define CMDQ_INITIALIZE_FW_FLAGS_OPTIMIZE_MODIFY_QP_SUPPORTED    0x8UL

	#define CMDQ_INITIALIZE_FW_FLAGS_L2_VF_RESOURCE_MGMT		 0x10UL

	#define CMDQ_INITIALIZE_FW_FLAGS_MIRROR_ON_ROCE_SUPPORTED        0x80UL

	__le16	cookie;

	u8	resp_size;

	u8	reserved8;