diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c')
-rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c | 264 |
1 files changed, 139 insertions, 125 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c index 5e4429b14b8c..46fae1acbeed 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c @@ -22,6 +22,7 @@ #include "bnxt_hsi.h" #include "bnxt.h" +#include "bnxt_hwrm.h" #include "bnxt_sriov.h" #include "bnxt_tc.h" #include "bnxt_vfr.h" @@ -502,16 +503,18 @@ static int bnxt_tc_parse_flow(struct bnxt *bp, static int bnxt_hwrm_cfa_flow_free(struct bnxt *bp, struct bnxt_tc_flow_node *flow_node) { - struct hwrm_cfa_flow_free_input req = { 0 }; + struct hwrm_cfa_flow_free_input *req; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_FLOW_FREE, -1, -1); - if (bp->fw_cap & BNXT_FW_CAP_OVS_64BIT_HANDLE) - req.ext_flow_handle = flow_node->ext_flow_handle; - else - req.flow_handle = flow_node->flow_handle; + rc = hwrm_req_init(bp, req, HWRM_CFA_FLOW_FREE); + if (!rc) { + if (bp->fw_cap & BNXT_FW_CAP_OVS_64BIT_HANDLE) + req->ext_flow_handle = flow_node->ext_flow_handle; + else + req->flow_handle = flow_node->flow_handle; - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + rc = hwrm_req_send(bp, req); + } if (rc) netdev_info(bp->dev, "%s: Error rc=%d\n", __func__, rc); @@ -587,20 +590,22 @@ static int bnxt_hwrm_cfa_flow_alloc(struct bnxt *bp, struct bnxt_tc_flow *flow, struct bnxt_tc_actions *actions = &flow->actions; struct bnxt_tc_l3_key *l3_mask = &flow->l3_mask; struct bnxt_tc_l3_key *l3_key = &flow->l3_key; - struct hwrm_cfa_flow_alloc_input req = { 0 }; struct hwrm_cfa_flow_alloc_output *resp; + struct hwrm_cfa_flow_alloc_input *req; u16 flow_flags = 0, action_flags = 0; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_FLOW_ALLOC, -1, -1); + rc = hwrm_req_init(bp, req, HWRM_CFA_FLOW_ALLOC); + if (rc) + return rc; - req.src_fid = cpu_to_le16(flow->src_fid); - req.ref_flow_handle = ref_flow_handle; + req->src_fid = cpu_to_le16(flow->src_fid); + req->ref_flow_handle = ref_flow_handle; if (actions->flags & BNXT_TC_ACTION_FLAG_L2_REWRITE) { - memcpy(req.l2_rewrite_dmac, actions->l2_rewrite_dmac, + memcpy(req->l2_rewrite_dmac, actions->l2_rewrite_dmac, ETH_ALEN); - memcpy(req.l2_rewrite_smac, actions->l2_rewrite_smac, + memcpy(req->l2_rewrite_smac, actions->l2_rewrite_smac, ETH_ALEN); action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_L2_HEADER_REWRITE; @@ -615,71 +620,71 @@ static int bnxt_hwrm_cfa_flow_alloc(struct bnxt *bp, struct bnxt_tc_flow *flow, action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_NAT_SRC; /* L3 source rewrite */ - req.nat_ip_address[0] = + req->nat_ip_address[0] = actions->nat.l3.ipv4.saddr.s_addr; /* L4 source port */ if (actions->nat.l4.ports.sport) - req.nat_port = + req->nat_port = actions->nat.l4.ports.sport; } else { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_NAT_DEST; /* L3 destination rewrite */ - req.nat_ip_address[0] = + req->nat_ip_address[0] = actions->nat.l3.ipv4.daddr.s_addr; /* L4 destination port */ if (actions->nat.l4.ports.dport) - req.nat_port = + req->nat_port = actions->nat.l4.ports.dport; } netdev_dbg(bp->dev, - "req.nat_ip_address: %pI4 src_xlate: %d req.nat_port: %x\n", - req.nat_ip_address, actions->nat.src_xlate, - req.nat_port); + "req->nat_ip_address: %pI4 src_xlate: %d req->nat_port: %x\n", + req->nat_ip_address, actions->nat.src_xlate, + req->nat_port); } else { if (actions->nat.src_xlate) { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_NAT_SRC; /* L3 source rewrite */ - memcpy(req.nat_ip_address, + memcpy(req->nat_ip_address, actions->nat.l3.ipv6.saddr.s6_addr32, - sizeof(req.nat_ip_address)); + sizeof(req->nat_ip_address)); /* L4 source port */ if (actions->nat.l4.ports.sport) - req.nat_port = + req->nat_port = actions->nat.l4.ports.sport; } else { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_NAT_DEST; /* L3 destination rewrite */ - memcpy(req.nat_ip_address, + memcpy(req->nat_ip_address, actions->nat.l3.ipv6.daddr.s6_addr32, - sizeof(req.nat_ip_address)); + sizeof(req->nat_ip_address)); /* L4 destination port */ if (actions->nat.l4.ports.dport) - req.nat_port = + req->nat_port = actions->nat.l4.ports.dport; } netdev_dbg(bp->dev, - "req.nat_ip_address: %pI6 src_xlate: %d req.nat_port: %x\n", - req.nat_ip_address, actions->nat.src_xlate, - req.nat_port); + "req->nat_ip_address: %pI6 src_xlate: %d req->nat_port: %x\n", + req->nat_ip_address, actions->nat.src_xlate, + req->nat_port); } } if (actions->flags & BNXT_TC_ACTION_FLAG_TUNNEL_DECAP || actions->flags & BNXT_TC_ACTION_FLAG_TUNNEL_ENCAP) { - req.tunnel_handle = tunnel_handle; + req->tunnel_handle = tunnel_handle; flow_flags |= CFA_FLOW_ALLOC_REQ_FLAGS_TUNNEL; action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_TUNNEL; } - req.ethertype = flow->l2_key.ether_type; - req.ip_proto = flow->l4_key.ip_proto; + req->ethertype = flow->l2_key.ether_type; + req->ip_proto = flow->l4_key.ip_proto; if (flow->flags & BNXT_TC_FLOW_FLAGS_ETH_ADDRS) { - memcpy(req.dmac, flow->l2_key.dmac, ETH_ALEN); - memcpy(req.smac, flow->l2_key.smac, ETH_ALEN); + memcpy(req->dmac, flow->l2_key.dmac, ETH_ALEN); + memcpy(req->smac, flow->l2_key.smac, ETH_ALEN); } if (flow->l2_key.num_vlans > 0) { @@ -688,7 +693,7 @@ static int bnxt_hwrm_cfa_flow_alloc(struct bnxt *bp, struct bnxt_tc_flow *flow, * in outer_vlan_tci when num_vlans is 1 (which is * always the case in TC.) */ - req.outer_vlan_tci = flow->l2_key.inner_vlan_tci; + req->outer_vlan_tci = flow->l2_key.inner_vlan_tci; } /* If all IP and L4 fields are wildcarded then this is an L2 flow */ @@ -701,68 +706,67 @@ static int bnxt_hwrm_cfa_flow_alloc(struct bnxt *bp, struct bnxt_tc_flow *flow, CFA_FLOW_ALLOC_REQ_FLAGS_FLOWTYPE_IPV6; if (flow->flags & BNXT_TC_FLOW_FLAGS_IPV4_ADDRS) { - req.ip_dst[0] = l3_key->ipv4.daddr.s_addr; - req.ip_dst_mask_len = + req->ip_dst[0] = l3_key->ipv4.daddr.s_addr; + req->ip_dst_mask_len = inet_mask_len(l3_mask->ipv4.daddr.s_addr); - req.ip_src[0] = l3_key->ipv4.saddr.s_addr; - req.ip_src_mask_len = + req->ip_src[0] = l3_key->ipv4.saddr.s_addr; + req->ip_src_mask_len = inet_mask_len(l3_mask->ipv4.saddr.s_addr); } else if (flow->flags & BNXT_TC_FLOW_FLAGS_IPV6_ADDRS) { - memcpy(req.ip_dst, l3_key->ipv6.daddr.s6_addr32, - sizeof(req.ip_dst)); - req.ip_dst_mask_len = + memcpy(req->ip_dst, l3_key->ipv6.daddr.s6_addr32, + sizeof(req->ip_dst)); + req->ip_dst_mask_len = ipv6_mask_len(&l3_mask->ipv6.daddr); - memcpy(req.ip_src, l3_key->ipv6.saddr.s6_addr32, - sizeof(req.ip_src)); - req.ip_src_mask_len = + memcpy(req->ip_src, l3_key->ipv6.saddr.s6_addr32, + sizeof(req->ip_src)); + req->ip_src_mask_len = ipv6_mask_len(&l3_mask->ipv6.saddr); } } if (flow->flags & BNXT_TC_FLOW_FLAGS_PORTS) { - req.l4_src_port = flow->l4_key.ports.sport; - req.l4_src_port_mask = flow->l4_mask.ports.sport; - req.l4_dst_port = flow->l4_key.ports.dport; - req.l4_dst_port_mask = flow->l4_mask.ports.dport; + req->l4_src_port = flow->l4_key.ports.sport; + req->l4_src_port_mask = flow->l4_mask.ports.sport; + req->l4_dst_port = flow->l4_key.ports.dport; + req->l4_dst_port_mask = flow->l4_mask.ports.dport; } else if (flow->flags & BNXT_TC_FLOW_FLAGS_ICMP) { /* l4 ports serve as type/code when ip_proto is ICMP */ - req.l4_src_port = htons(flow->l4_key.icmp.type); - req.l4_src_port_mask = htons(flow->l4_mask.icmp.type); - req.l4_dst_port = htons(flow->l4_key.icmp.code); - req.l4_dst_port_mask = htons(flow->l4_mask.icmp.code); + req->l4_src_port = htons(flow->l4_key.icmp.type); + req->l4_src_port_mask = htons(flow->l4_mask.icmp.type); + req->l4_dst_port = htons(flow->l4_key.icmp.code); + req->l4_dst_port_mask = htons(flow->l4_mask.icmp.code); } - req.flags = cpu_to_le16(flow_flags); + req->flags = cpu_to_le16(flow_flags); if (actions->flags & BNXT_TC_ACTION_FLAG_DROP) { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_DROP; } else { if (actions->flags & BNXT_TC_ACTION_FLAG_FWD) { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_FWD; - req.dst_fid = cpu_to_le16(actions->dst_fid); + req->dst_fid = cpu_to_le16(actions->dst_fid); } if (actions->flags & BNXT_TC_ACTION_FLAG_PUSH_VLAN) { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_L2_HEADER_REWRITE; - req.l2_rewrite_vlan_tpid = actions->push_vlan_tpid; - req.l2_rewrite_vlan_tci = actions->push_vlan_tci; - memcpy(&req.l2_rewrite_dmac, &req.dmac, ETH_ALEN); - memcpy(&req.l2_rewrite_smac, &req.smac, ETH_ALEN); + req->l2_rewrite_vlan_tpid = actions->push_vlan_tpid; + req->l2_rewrite_vlan_tci = actions->push_vlan_tci; + memcpy(&req->l2_rewrite_dmac, &req->dmac, ETH_ALEN); + memcpy(&req->l2_rewrite_smac, &req->smac, ETH_ALEN); } if (actions->flags & BNXT_TC_ACTION_FLAG_POP_VLAN) { action_flags |= CFA_FLOW_ALLOC_REQ_ACTION_FLAGS_L2_HEADER_REWRITE; /* Rewrite config with tpid = 0 implies vlan pop */ - req.l2_rewrite_vlan_tpid = 0; - memcpy(&req.l2_rewrite_dmac, &req.dmac, ETH_ALEN); - memcpy(&req.l2_rewrite_smac, &req.smac, ETH_ALEN); + req->l2_rewrite_vlan_tpid = 0; + memcpy(&req->l2_rewrite_dmac, &req->dmac, ETH_ALEN); + memcpy(&req->l2_rewrite_smac, &req->smac, ETH_ALEN); } } - req.action_flags = cpu_to_le16(action_flags); + req->action_flags = cpu_to_le16(action_flags); - mutex_lock(&bp->hwrm_cmd_lock); - rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + resp = hwrm_req_hold(bp, req); + rc = hwrm_req_send_silent(bp, req); if (!rc) { - resp = bnxt_get_hwrm_resp_addr(bp, &req); /* CFA_FLOW_ALLOC response interpretation: * fw with fw with * 16-bit 64-bit @@ -778,7 +782,7 @@ static int bnxt_hwrm_cfa_flow_alloc(struct bnxt *bp, struct bnxt_tc_flow *flow, flow_node->flow_id = resp->flow_id; } } - mutex_unlock(&bp->hwrm_cmd_lock); + hwrm_req_drop(bp, req); return rc; } @@ -788,67 +792,69 @@ static int hwrm_cfa_decap_filter_alloc(struct bnxt *bp, __le32 ref_decap_handle, __le32 *decap_filter_handle) { - struct hwrm_cfa_decap_filter_alloc_input req = { 0 }; struct hwrm_cfa_decap_filter_alloc_output *resp; struct ip_tunnel_key *tun_key = &flow->tun_key; + struct hwrm_cfa_decap_filter_alloc_input *req; u32 enables = 0; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_DECAP_FILTER_ALLOC, -1, -1); + rc = hwrm_req_init(bp, req, HWRM_CFA_DECAP_FILTER_ALLOC); + if (rc) + goto exit; - req.flags = cpu_to_le32(CFA_DECAP_FILTER_ALLOC_REQ_FLAGS_OVS_TUNNEL); + req->flags = cpu_to_le32(CFA_DECAP_FILTER_ALLOC_REQ_FLAGS_OVS_TUNNEL); enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_TUNNEL_TYPE | CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_IP_PROTOCOL; - req.tunnel_type = CFA_DECAP_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN; - req.ip_protocol = CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_UDP; + req->tunnel_type = CFA_DECAP_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN; + req->ip_protocol = CFA_DECAP_FILTER_ALLOC_REQ_IP_PROTOCOL_UDP; if (flow->flags & BNXT_TC_FLOW_FLAGS_TUNL_ID) { enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_TUNNEL_ID; /* tunnel_id is wrongly defined in hsi defn. as __le32 */ - req.tunnel_id = tunnel_id_to_key32(tun_key->tun_id); + req->tunnel_id = tunnel_id_to_key32(tun_key->tun_id); } if (flow->flags & BNXT_TC_FLOW_FLAGS_TUNL_ETH_ADDRS) { enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_DST_MACADDR; - ether_addr_copy(req.dst_macaddr, l2_info->dmac); + ether_addr_copy(req->dst_macaddr, l2_info->dmac); } if (l2_info->num_vlans) { enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_T_IVLAN_VID; - req.t_ivlan_vid = l2_info->inner_vlan_tci; + req->t_ivlan_vid = l2_info->inner_vlan_tci; } enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_ETHERTYPE; - req.ethertype = htons(ETH_P_IP); + req->ethertype = htons(ETH_P_IP); if (flow->flags & BNXT_TC_FLOW_FLAGS_TUNL_IPV4_ADDRS) { enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_SRC_IPADDR | CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_DST_IPADDR | CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_IPADDR_TYPE; - req.ip_addr_type = CFA_DECAP_FILTER_ALLOC_REQ_IP_ADDR_TYPE_IPV4; - req.dst_ipaddr[0] = tun_key->u.ipv4.dst; - req.src_ipaddr[0] = tun_key->u.ipv4.src; + req->ip_addr_type = + CFA_DECAP_FILTER_ALLOC_REQ_IP_ADDR_TYPE_IPV4; + req->dst_ipaddr[0] = tun_key->u.ipv4.dst; + req->src_ipaddr[0] = tun_key->u.ipv4.src; } if (flow->flags & BNXT_TC_FLOW_FLAGS_TUNL_PORTS) { enables |= CFA_DECAP_FILTER_ALLOC_REQ_ENABLES_DST_PORT; - req.dst_port = tun_key->tp_dst; + req->dst_port = tun_key->tp_dst; } /* Eventhough the decap_handle returned by hwrm_cfa_decap_filter_alloc * is defined as __le32, l2_ctxt_ref_id is defined in HSI as __le16. */ - req.l2_ctxt_ref_id = (__force __le16)ref_decap_handle; - req.enables = cpu_to_le32(enables); + req->l2_ctxt_ref_id = (__force __le16)ref_decap_handle; + req->enables = cpu_to_le32(enables); - mutex_lock(&bp->hwrm_cmd_lock); - rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - if (!rc) { - resp = bnxt_get_hwrm_resp_addr(bp, &req); + resp = hwrm_req_hold(bp, req); + rc = hwrm_req_send_silent(bp, req); + if (!rc) *decap_filter_handle = resp->decap_filter_id; - } else { + hwrm_req_drop(bp, req); +exit: + if (rc) netdev_info(bp->dev, "%s: Error rc=%d\n", __func__, rc); - } - mutex_unlock(&bp->hwrm_cmd_lock); return rc; } @@ -856,13 +862,14 @@ static int hwrm_cfa_decap_filter_alloc(struct bnxt *bp, static int hwrm_cfa_decap_filter_free(struct bnxt *bp, __le32 decap_filter_handle) { - struct hwrm_cfa_decap_filter_free_input req = { 0 }; + struct hwrm_cfa_decap_filter_free_input *req; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_DECAP_FILTER_FREE, -1, -1); - req.decap_filter_id = decap_filter_handle; - - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + rc = hwrm_req_init(bp, req, HWRM_CFA_DECAP_FILTER_FREE); + if (!rc) { + req->decap_filter_id = decap_filter_handle; + rc = hwrm_req_send(bp, req); + } if (rc) netdev_info(bp->dev, "%s: Error rc=%d\n", __func__, rc); @@ -874,18 +881,18 @@ static int hwrm_cfa_encap_record_alloc(struct bnxt *bp, struct bnxt_tc_l2_key *l2_info, __le32 *encap_record_handle) { - struct hwrm_cfa_encap_record_alloc_input req = { 0 }; struct hwrm_cfa_encap_record_alloc_output *resp; - struct hwrm_cfa_encap_data_vxlan *encap = - (struct hwrm_cfa_encap_data_vxlan *)&req.encap_data; - struct hwrm_vxlan_ipv4_hdr *encap_ipv4 = - (struct hwrm_vxlan_ipv4_hdr *)encap->l3; + struct hwrm_cfa_encap_record_alloc_input *req; + struct hwrm_cfa_encap_data_vxlan *encap; + struct hwrm_vxlan_ipv4_hdr *encap_ipv4; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_ENCAP_RECORD_ALLOC, -1, -1); - - req.encap_type = CFA_ENCAP_RECORD_ALLOC_REQ_ENCAP_TYPE_VXLAN; + rc = hwrm_req_init(bp, req, HWRM_CFA_ENCAP_RECORD_ALLOC); + if (rc) + goto exit; + encap = (struct hwrm_cfa_encap_data_vxlan *)&req->encap_data; + req->encap_type = CFA_ENCAP_RECORD_ALLOC_REQ_ENCAP_TYPE_VXLAN; ether_addr_copy(encap->dst_mac_addr, l2_info->dmac); ether_addr_copy(encap->src_mac_addr, l2_info->smac); if (l2_info->num_vlans) { @@ -894,6 +901,7 @@ static int hwrm_cfa_encap_record_alloc(struct bnxt *bp, encap->ovlan_tpid = l2_info->inner_vlan_tpid; } + encap_ipv4 = (struct hwrm_vxlan_ipv4_hdr *)encap->l3; encap_ipv4->ver_hlen = 4 << VXLAN_IPV4_HDR_VER_HLEN_VERSION_SFT; encap_ipv4->ver_hlen |= 5 << VXLAN_IPV4_HDR_VER_HLEN_HEADER_LENGTH_SFT; encap_ipv4->ttl = encap_key->ttl; @@ -905,15 +913,14 @@ static int hwrm_cfa_encap_record_alloc(struct bnxt *bp, encap->dst_port = encap_key->tp_dst; encap->vni = tunnel_id_to_key32(encap_key->tun_id); - mutex_lock(&bp->hwrm_cmd_lock); - rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - if (!rc) { - resp = bnxt_get_hwrm_resp_addr(bp, &req); + resp = hwrm_req_hold(bp, req); + rc = hwrm_req_send_silent(bp, req); + if (!rc) *encap_record_handle = resp->encap_record_id; - } else { + hwrm_req_drop(bp, req); +exit: + if (rc) netdev_info(bp->dev, "%s: Error rc=%d\n", __func__, rc); - } - mutex_unlock(&bp->hwrm_cmd_lock); return rc; } @@ -921,13 +928,14 @@ static int hwrm_cfa_encap_record_alloc(struct bnxt *bp, static int hwrm_cfa_encap_record_free(struct bnxt *bp, __le32 encap_record_handle) { - struct hwrm_cfa_encap_record_free_input req = { 0 }; + struct hwrm_cfa_encap_record_free_input *req; int rc; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_ENCAP_RECORD_FREE, -1, -1); - req.encap_record_id = encap_record_handle; - - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + rc = hwrm_req_init(bp, req, HWRM_CFA_ENCAP_RECORD_FREE); + if (!rc) { + req->encap_record_id = encap_record_handle; + rc = hwrm_req_send(bp, req); + } if (rc) netdev_info(bp->dev, "%s: Error rc=%d\n", __func__, rc); @@ -1673,14 +1681,20 @@ static int bnxt_hwrm_cfa_flow_stats_get(struct bnxt *bp, int num_flows, struct bnxt_tc_stats_batch stats_batch[]) { - struct hwrm_cfa_flow_stats_input req = { 0 }; struct hwrm_cfa_flow_stats_output *resp; - __le16 *req_flow_handles = &req.flow_handle_0; - __le32 *req_flow_ids = &req.flow_id_0; + struct hwrm_cfa_flow_stats_input *req; + __le16 *req_flow_handles; + __le32 *req_flow_ids; int rc, i; - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_FLOW_STATS, -1, -1); - req.num_flows = cpu_to_le16(num_flows); + rc = hwrm_req_init(bp, req, HWRM_CFA_FLOW_STATS); + if (rc) + goto exit; + + req_flow_handles = &req->flow_handle_0; + req_flow_ids = &req->flow_id_0; + + req->num_flows = cpu_to_le16(num_flows); for (i = 0; i < num_flows; i++) { struct bnxt_tc_flow_node *flow_node = stats_batch[i].flow_node; @@ -1688,13 +1702,12 @@ bnxt_hwrm_cfa_flow_stats_get(struct bnxt *bp, int num_flows, &req_flow_handles[i], &req_flow_ids[i]); } - mutex_lock(&bp->hwrm_cmd_lock); - rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + resp = hwrm_req_hold(bp, req); + rc = hwrm_req_send(bp, req); if (!rc) { __le64 *resp_packets; __le64 *resp_bytes; - resp = bnxt_get_hwrm_resp_addr(bp, &req); resp_packets = &resp->packet_0; resp_bytes = &resp->byte_0; @@ -1704,10 +1717,11 @@ bnxt_hwrm_cfa_flow_stats_get(struct bnxt *bp, int num_flows, stats_batch[i].hw_stats.bytes = le64_to_cpu(resp_bytes[i]); } - } else { - netdev_info(bp->dev, "error rc=%d\n", rc); } - mutex_unlock(&bp->hwrm_cmd_lock); + hwrm_req_drop(bp, req); +exit: + if (rc) + netdev_info(bp->dev, "error rc=%d\n", rc); return rc; } |