From 858f4deb36a66aef25200b29b3074a51df6fd3fc Mon Sep 17 00:00:00 2001 From: Yuval Mintz Date: Thu, 26 Dec 2013 09:57:12 +0200 Subject: [PATCH] bnx2x: add VF Multicast filters support This patch adds the necessary support for configuring (and removing) multicast filters to VFs. Signed-off-by: Yuval Mintz Signed-off-by: Ariel Elior Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c | 49 ++++++++++++++--------- drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h | 1 + drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c | 8 ++++ 3 files changed, 39 insertions(+), 19 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 2e46c28..2518276 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -166,6 +166,7 @@ enum bnx2x_vfop_qteardown_state { BNX2X_VFOP_QTEARDOWN_RXMODE, BNX2X_VFOP_QTEARDOWN_CLR_VLAN, BNX2X_VFOP_QTEARDOWN_CLR_MAC, + BNX2X_VFOP_QTEARDOWN_CLR_MCAST, BNX2X_VFOP_QTEARDOWN_QDTOR, BNX2X_VFOP_QTEARDOWN_DONE }; @@ -1112,7 +1113,10 @@ static void bnx2x_vfop_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf) switch (state) { case BNX2X_VFOP_MCAST_DEL: /* clear existing mcasts */ - vfop->state = BNX2X_VFOP_MCAST_ADD; + vfop->state = (args->mc_num) ? BNX2X_VFOP_MCAST_ADD + : BNX2X_VFOP_MCAST_CHK_DONE; + mcast->mcast_list_len = vf->mcast_list_len; + vf->mcast_list_len = args->mc_num; vfop->rc = bnx2x_config_mcast(bp, mcast, BNX2X_MCAST_CMD_DEL); bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); @@ -1120,17 +1124,17 @@ static void bnx2x_vfop_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf) if (raw->check_pending(raw)) goto op_pending; - if (args->mc_num) { - /* update mcast list on the ramrod params */ - INIT_LIST_HEAD(&mcast->mcast_list); - for (i = 0; i < args->mc_num; i++) - list_add_tail(&(args->mc[i].link), - &mcast->mcast_list); - /* add new mcasts */ - vfop->state = BNX2X_VFOP_MCAST_CHK_DONE; - vfop->rc = bnx2x_config_mcast(bp, mcast, - BNX2X_MCAST_CMD_ADD); - } + /* update mcast list on the ramrod params */ + INIT_LIST_HEAD(&mcast->mcast_list); + for (i = 0; i < args->mc_num; i++) + list_add_tail(&(args->mc[i].link), + &mcast->mcast_list); + mcast->mcast_list_len = args->mc_num; + + /* add new mcasts */ + vfop->state = BNX2X_VFOP_MCAST_CHK_DONE; + vfop->rc = bnx2x_config_mcast(bp, mcast, + BNX2X_MCAST_CMD_ADD); bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); case BNX2X_VFOP_MCAST_CHK_DONE: @@ -1303,12 +1307,19 @@ static void bnx2x_vfop_qdown(struct bnx2x *bp, struct bnx2x_virtf *vf) case BNX2X_VFOP_QTEARDOWN_CLR_MAC: /* mac-clear-all: consume credit */ - vfop->state = BNX2X_VFOP_QTEARDOWN_QDTOR; + vfop->state = BNX2X_VFOP_QTEARDOWN_CLR_MCAST; vfop->rc = bnx2x_vfop_mac_delall_cmd(bp, vf, &cmd, qid, false); if (vfop->rc) goto op_err; return; + case BNX2X_VFOP_QTEARDOWN_CLR_MCAST: + vfop->state = BNX2X_VFOP_QTEARDOWN_QDTOR; + vfop->rc = bnx2x_vfop_mcast_cmd(bp, vf, &cmd, NULL, 0, false); + if (vfop->rc) + goto op_err; + return; + case BNX2X_VFOP_QTEARDOWN_QDTOR: /* run the queue destruction flow */ DP(BNX2X_MSG_IOV, "case: BNX2X_VFOP_QTEARDOWN_QDTOR\n"); @@ -2188,6 +2199,7 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) * It needs to be initialized here so that it can be safely * handled by a subsequent FLR flow. */ + vf->mcast_list_len = 0; bnx2x_init_mcast_obj(bp, &vf->mcast_obj, 0xFF, 0xFF, 0xFF, 0xFF, bnx2x_vf_sp(bp, vf, mcast_rdata), @@ -2848,13 +2860,9 @@ static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf) goto op_err; return; } - - /* remove multicasts */ vfop->state = BNX2X_VFOP_CLOSE_HW; - vfop->rc = bnx2x_vfop_mcast_cmd(bp, vf, &cmd, NULL, 0, false); - if (vfop->rc) - goto op_err; - return; + vfop->rc = 0; + bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); case BNX2X_VFOP_CLOSE_HW: @@ -2888,6 +2896,9 @@ op_done: DP(BNX2X_MSG_IOV, "set state to acquired\n"); bnx2x_vfop_end(bp, vf, vfop); +op_pending: + /* Not supported at the moment; Exists for macros only */ + return; } int bnx2x_vfop_close_cmd(struct bnx2x *bp, diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index 1ff6a936..a5c84a7 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -268,6 +268,7 @@ struct bnx2x_virtf { int leading_rss; /* MCAST object */ + int mcast_list_len; struct bnx2x_mcast_obj mcast_obj; /* RSS configuration object */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 82a6b6b..30c7f24 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -1420,6 +1420,14 @@ static void bnx2x_vf_mbx_setup_q(struct bnx2x *bp, struct bnx2x_virtf *vf, setup_q->rxq.cache_line_log; rxq_params->sb_cq_index = setup_q->rxq.sb_index; + /* rx setup - multicast engine */ + if (bnx2x_vfq_is_leading(q)) { + u8 mcast_id = FW_VF_HANDLE(vf->abs_vfid); + + rxq_params->mcast_engine_id = mcast_id; + __set_bit(BNX2X_Q_FLG_MCAST, &setup_p->flags); + } + bnx2x_vfop_qctor_dump_rx(bp, vf, init_p, setup_p, q->index, q->sb_idx); } -- 2.7.4