diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/prestera/prestera_hw.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/prestera/prestera_hw.c | 2561 |
1 files changed, 2561 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_hw.c b/drivers/net/ethernet/marvell/prestera/prestera_hw.c new file mode 100644 index 000000000..fc6f7d274 --- /dev/null +++ b/drivers/net/ethernet/marvell/prestera/prestera_hw.c @@ -0,0 +1,2561 @@ +// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 +/* Copyright (c) 2019-2020 Marvell International Ltd. All rights reserved */ + +#include <linux/etherdevice.h> +#include <linux/if_bridge.h> +#include <linux/ethtool.h> +#include <linux/list.h> + +#include "prestera.h" +#include "prestera_hw.h" +#include "prestera_acl.h" +#include "prestera_counter.h" +#include "prestera_router_hw.h" + +#define PRESTERA_SWITCH_INIT_TIMEOUT_MS (30 * 1000) + +#define PRESTERA_MIN_MTU 64 + +#define PRESTERA_MSG_CHUNK_SIZE 1024 + +enum prestera_cmd_type_t { + PRESTERA_CMD_TYPE_SWITCH_INIT = 0x1, + PRESTERA_CMD_TYPE_SWITCH_ATTR_SET = 0x2, + + PRESTERA_CMD_TYPE_PORT_ATTR_SET = 0x100, + PRESTERA_CMD_TYPE_PORT_ATTR_GET = 0x101, + PRESTERA_CMD_TYPE_PORT_INFO_GET = 0x110, + + PRESTERA_CMD_TYPE_VLAN_CREATE = 0x200, + PRESTERA_CMD_TYPE_VLAN_DELETE = 0x201, + PRESTERA_CMD_TYPE_VLAN_PORT_SET = 0x202, + PRESTERA_CMD_TYPE_VLAN_PVID_SET = 0x203, + + PRESTERA_CMD_TYPE_FDB_ADD = 0x300, + PRESTERA_CMD_TYPE_FDB_DELETE = 0x301, + PRESTERA_CMD_TYPE_FDB_FLUSH_PORT = 0x310, + PRESTERA_CMD_TYPE_FDB_FLUSH_VLAN = 0x311, + PRESTERA_CMD_TYPE_FDB_FLUSH_PORT_VLAN = 0x312, + + PRESTERA_CMD_TYPE_BRIDGE_CREATE = 0x400, + PRESTERA_CMD_TYPE_BRIDGE_DELETE = 0x401, + PRESTERA_CMD_TYPE_BRIDGE_PORT_ADD = 0x402, + PRESTERA_CMD_TYPE_BRIDGE_PORT_DELETE = 0x403, + + PRESTERA_CMD_TYPE_COUNTER_GET = 0x510, + PRESTERA_CMD_TYPE_COUNTER_ABORT = 0x511, + PRESTERA_CMD_TYPE_COUNTER_TRIGGER = 0x512, + PRESTERA_CMD_TYPE_COUNTER_BLOCK_GET = 0x513, + PRESTERA_CMD_TYPE_COUNTER_BLOCK_RELEASE = 0x514, + PRESTERA_CMD_TYPE_COUNTER_CLEAR = 0x515, + + PRESTERA_CMD_TYPE_VTCAM_CREATE = 0x540, + PRESTERA_CMD_TYPE_VTCAM_DESTROY = 0x541, + PRESTERA_CMD_TYPE_VTCAM_RULE_ADD = 0x550, + PRESTERA_CMD_TYPE_VTCAM_RULE_DELETE = 0x551, + PRESTERA_CMD_TYPE_VTCAM_IFACE_BIND = 0x560, + PRESTERA_CMD_TYPE_VTCAM_IFACE_UNBIND = 0x561, + + PRESTERA_CMD_TYPE_ROUTER_RIF_CREATE = 0x600, + PRESTERA_CMD_TYPE_ROUTER_RIF_DELETE = 0x601, + PRESTERA_CMD_TYPE_ROUTER_LPM_ADD = 0x610, + PRESTERA_CMD_TYPE_ROUTER_LPM_DELETE = 0x611, + PRESTERA_CMD_TYPE_ROUTER_NH_GRP_SET = 0x622, + PRESTERA_CMD_TYPE_ROUTER_NH_GRP_BLK_GET = 0x645, + PRESTERA_CMD_TYPE_ROUTER_NH_GRP_ADD = 0x623, + PRESTERA_CMD_TYPE_ROUTER_NH_GRP_DELETE = 0x624, + PRESTERA_CMD_TYPE_ROUTER_VR_CREATE = 0x630, + PRESTERA_CMD_TYPE_ROUTER_VR_DELETE = 0x631, + + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_CREATE = 0x700, + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_DESTROY = 0x701, + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_PORTS_SET = 0x702, + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_PORTS_RESET = 0x703, + + PRESTERA_CMD_TYPE_MDB_CREATE = 0x704, + PRESTERA_CMD_TYPE_MDB_DESTROY = 0x705, + + PRESTERA_CMD_TYPE_RXTX_INIT = 0x800, + + PRESTERA_CMD_TYPE_LAG_MEMBER_ADD = 0x900, + PRESTERA_CMD_TYPE_LAG_MEMBER_DELETE = 0x901, + PRESTERA_CMD_TYPE_LAG_MEMBER_ENABLE = 0x902, + PRESTERA_CMD_TYPE_LAG_MEMBER_DISABLE = 0x903, + + PRESTERA_CMD_TYPE_STP_PORT_SET = 0x1000, + + PRESTERA_CMD_TYPE_SPAN_GET = 0x1100, + PRESTERA_CMD_TYPE_SPAN_INGRESS_BIND = 0x1101, + PRESTERA_CMD_TYPE_SPAN_INGRESS_UNBIND = 0x1102, + PRESTERA_CMD_TYPE_SPAN_RELEASE = 0x1103, + PRESTERA_CMD_TYPE_SPAN_EGRESS_BIND = 0x1104, + PRESTERA_CMD_TYPE_SPAN_EGRESS_UNBIND = 0x1105, + + PRESTERA_CMD_TYPE_POLICER_CREATE = 0x1500, + PRESTERA_CMD_TYPE_POLICER_RELEASE = 0x1501, + PRESTERA_CMD_TYPE_POLICER_SET = 0x1502, + + PRESTERA_CMD_TYPE_CPU_CODE_COUNTERS_GET = 0x2000, + + PRESTERA_CMD_TYPE_ACK = 0x10000, + PRESTERA_CMD_TYPE_MAX +}; + +enum { + PRESTERA_CMD_PORT_ATTR_ADMIN_STATE = 1, + PRESTERA_CMD_PORT_ATTR_MTU = 3, + PRESTERA_CMD_PORT_ATTR_MAC = 4, + PRESTERA_CMD_PORT_ATTR_SPEED = 5, + PRESTERA_CMD_PORT_ATTR_ACCEPT_FRAME_TYPE = 6, + PRESTERA_CMD_PORT_ATTR_LEARNING = 7, + PRESTERA_CMD_PORT_ATTR_FLOOD = 8, + PRESTERA_CMD_PORT_ATTR_CAPABILITY = 9, + PRESTERA_CMD_PORT_ATTR_LOCKED = 10, + PRESTERA_CMD_PORT_ATTR_PHY_MODE = 12, + PRESTERA_CMD_PORT_ATTR_TYPE = 13, + PRESTERA_CMD_PORT_ATTR_STATS = 17, + PRESTERA_CMD_PORT_ATTR_MAC_AUTONEG_RESTART = 18, + PRESTERA_CMD_PORT_ATTR_PHY_AUTONEG_RESTART = 19, + PRESTERA_CMD_PORT_ATTR_MAC_MODE = 22, +}; + +enum { + PRESTERA_CMD_SWITCH_ATTR_MAC = 1, + PRESTERA_CMD_SWITCH_ATTR_AGEING = 2, +}; + +enum { + PRESTERA_CMD_ACK_OK, + PRESTERA_CMD_ACK_FAILED, + + PRESTERA_CMD_ACK_MAX +}; + +enum { + PRESTERA_PORT_TP_NA, + PRESTERA_PORT_TP_MDI, + PRESTERA_PORT_TP_MDIX, + PRESTERA_PORT_TP_AUTO, +}; + +enum { + PRESTERA_PORT_FLOOD_TYPE_UC = 0, + PRESTERA_PORT_FLOOD_TYPE_MC = 1, +}; + +enum { + PRESTERA_PORT_GOOD_OCTETS_RCV_CNT, + PRESTERA_PORT_BAD_OCTETS_RCV_CNT, + PRESTERA_PORT_MAC_TRANSMIT_ERR_CNT, + PRESTERA_PORT_BRDC_PKTS_RCV_CNT, + PRESTERA_PORT_MC_PKTS_RCV_CNT, + PRESTERA_PORT_PKTS_64L_CNT, + PRESTERA_PORT_PKTS_65TO127L_CNT, + PRESTERA_PORT_PKTS_128TO255L_CNT, + PRESTERA_PORT_PKTS_256TO511L_CNT, + PRESTERA_PORT_PKTS_512TO1023L_CNT, + PRESTERA_PORT_PKTS_1024TOMAXL_CNT, + PRESTERA_PORT_EXCESSIVE_COLLISIONS_CNT, + PRESTERA_PORT_MC_PKTS_SENT_CNT, + PRESTERA_PORT_BRDC_PKTS_SENT_CNT, + PRESTERA_PORT_FC_SENT_CNT, + PRESTERA_PORT_GOOD_FC_RCV_CNT, + PRESTERA_PORT_DROP_EVENTS_CNT, + PRESTERA_PORT_UNDERSIZE_PKTS_CNT, + PRESTERA_PORT_FRAGMENTS_PKTS_CNT, + PRESTERA_PORT_OVERSIZE_PKTS_CNT, + PRESTERA_PORT_JABBER_PKTS_CNT, + PRESTERA_PORT_MAC_RCV_ERROR_CNT, + PRESTERA_PORT_BAD_CRC_CNT, + PRESTERA_PORT_COLLISIONS_CNT, + PRESTERA_PORT_LATE_COLLISIONS_CNT, + PRESTERA_PORT_GOOD_UC_PKTS_RCV_CNT, + PRESTERA_PORT_GOOD_UC_PKTS_SENT_CNT, + PRESTERA_PORT_MULTIPLE_PKTS_SENT_CNT, + PRESTERA_PORT_DEFERRED_PKTS_SENT_CNT, + PRESTERA_PORT_GOOD_OCTETS_SENT_CNT, + + PRESTERA_PORT_CNT_MAX +}; + +enum { + PRESTERA_FC_NONE, + PRESTERA_FC_SYMMETRIC, + PRESTERA_FC_ASYMMETRIC, + PRESTERA_FC_SYMM_ASYMM, +}; + +enum { + PRESTERA_POLICER_MODE_SR_TCM +}; + +enum { + PRESTERA_HW_FDB_ENTRY_TYPE_REG_PORT = 0, + PRESTERA_HW_FDB_ENTRY_TYPE_LAG = 1, + PRESTERA_HW_FDB_ENTRY_TYPE_MAX = 2, +}; + +struct prestera_fw_event_handler { + struct list_head list; + struct rcu_head rcu; + enum prestera_event_type type; + prestera_event_cb_t func; + void *arg; +}; + +enum { + PRESTERA_HW_FLOOD_DOMAIN_PORT_TYPE_REG_PORT = 0, + PRESTERA_HW_FLOOD_DOMAIN_PORT_TYPE_LAG = 1, + PRESTERA_HW_FLOOD_DOMAIN_PORT_TYPE_MAX = 2, +}; + +struct prestera_msg_cmd { + __le32 type; +}; + +struct prestera_msg_ret { + struct prestera_msg_cmd cmd; + __le32 status; +}; + +struct prestera_msg_common_req { + struct prestera_msg_cmd cmd; +}; + +struct prestera_msg_common_resp { + struct prestera_msg_ret ret; +}; + +struct prestera_msg_switch_attr_req { + struct prestera_msg_cmd cmd; + __le32 attr; + union { + __le32 ageing_timeout_ms; + struct { + u8 mac[ETH_ALEN]; + u8 __pad[2]; + }; + } param; +}; + +struct prestera_msg_switch_init_resp { + struct prestera_msg_ret ret; + __le32 port_count; + __le32 mtu_max; + __le32 size_tbl_router_nexthop; + u8 switch_id; + u8 lag_max; + u8 lag_member_max; +}; + +struct prestera_msg_event_port_param { + union { + struct { + __le32 mode; + __le32 speed; + u8 oper; + u8 duplex; + u8 fc; + u8 fec; + } mac; + struct { + __le64 lmode_bmap; + u8 mdix; + u8 fc; + u8 __pad[2]; + } __packed phy; /* make sure always 12 bytes size */ + }; +}; + +struct prestera_msg_port_cap_param { + __le64 link_mode; + u8 type; + u8 fec; + u8 fc; + u8 transceiver; +}; + +struct prestera_msg_port_flood_param { + u8 type; + u8 enable; + u8 __pad[2]; +}; + +union prestera_msg_port_param { + __le32 mtu; + __le32 speed; + __le32 link_mode; + u8 admin_state; + u8 oper_state; + u8 mac[ETH_ALEN]; + u8 accept_frm_type; + u8 learning; + u8 flood; + u8 type; + u8 duplex; + u8 fec; + u8 fc; + u8 br_locked; + union { + struct { + u8 admin; + u8 fc; + u8 ap_enable; + u8 __reserved[5]; + union { + struct { + __le32 mode; + __le32 speed; + u8 inband; + u8 duplex; + u8 fec; + u8 fec_supp; + } reg_mode; + struct { + __le32 mode; + __le32 speed; + u8 fec; + u8 fec_supp; + u8 __pad[2]; + } ap_modes[PRESTERA_AP_PORT_MAX]; + }; + } mac; + struct { + __le64 modes; + __le32 mode; + u8 admin; + u8 adv_enable; + u8 mdix; + u8 __pad; + } phy; + } link; + + struct prestera_msg_port_cap_param cap; + struct prestera_msg_port_flood_param flood_ext; + struct prestera_msg_event_port_param link_evt; +}; + +struct prestera_msg_port_attr_req { + struct prestera_msg_cmd cmd; + __le32 attr; + __le32 port; + __le32 dev; + union prestera_msg_port_param param; +}; + +struct prestera_msg_port_attr_resp { + struct prestera_msg_ret ret; + union prestera_msg_port_param param; +}; + +struct prestera_msg_port_stats_resp { + struct prestera_msg_ret ret; + __le64 stats[PRESTERA_PORT_CNT_MAX]; +}; + +struct prestera_msg_port_info_req { + struct prestera_msg_cmd cmd; + __le32 port; +}; + +struct prestera_msg_port_info_resp { + struct prestera_msg_ret ret; + __le32 hw_id; + __le32 dev_id; + __le16 fp_id; + u8 pad[2]; +}; + +struct prestera_msg_vlan_req { + struct prestera_msg_cmd cmd; + __le32 port; + __le32 dev; + __le16 vid; + u8 is_member; + u8 is_tagged; +}; + +struct prestera_msg_fdb_req { + struct prestera_msg_cmd cmd; + __le32 flush_mode; + union { + struct { + __le32 port; + __le32 dev; + }; + __le16 lag_id; + } dest; + __le16 vid; + u8 dest_type; + u8 dynamic; + u8 mac[ETH_ALEN]; + u8 __pad[2]; +}; + +struct prestera_msg_bridge_req { + struct prestera_msg_cmd cmd; + __le32 port; + __le32 dev; + __le16 bridge; + u8 pad[2]; +}; + +struct prestera_msg_bridge_resp { + struct prestera_msg_ret ret; + __le16 bridge; + u8 pad[2]; +}; + +struct prestera_msg_vtcam_create_req { + struct prestera_msg_cmd cmd; + __le32 keymask[__PRESTERA_ACL_RULE_MATCH_TYPE_MAX]; + u8 direction; + u8 lookup; + u8 pad[2]; +}; + +struct prestera_msg_vtcam_destroy_req { + struct prestera_msg_cmd cmd; + __le32 vtcam_id; +}; + +struct prestera_msg_vtcam_rule_add_req { + struct prestera_msg_cmd cmd; + __le32 key[__PRESTERA_ACL_RULE_MATCH_TYPE_MAX]; + __le32 keymask[__PRESTERA_ACL_RULE_MATCH_TYPE_MAX]; + __le32 vtcam_id; + __le32 prio; + __le32 n_act; +}; + +struct prestera_msg_vtcam_rule_del_req { + struct prestera_msg_cmd cmd; + __le32 vtcam_id; + __le32 id; +}; + +struct prestera_msg_vtcam_bind_req { + struct prestera_msg_cmd cmd; + union { + struct { + __le32 hw_id; + __le32 dev_id; + } port; + __le32 index; + }; + __le32 vtcam_id; + __le16 pcl_id; + __le16 type; +}; + +struct prestera_msg_vtcam_resp { + struct prestera_msg_ret ret; + __le32 vtcam_id; + __le32 rule_id; +}; + +struct prestera_msg_acl_action { + __le32 id; + __le32 __reserved; + union { + struct { + __le32 index; + } jump; + struct { + __le32 id; + } police; + struct { + __le32 id; + } count; + __le32 reserved[6]; + }; +}; + +struct prestera_msg_counter_req { + struct prestera_msg_cmd cmd; + __le32 client; + __le32 block_id; + __le32 num_counters; +}; + +struct prestera_msg_counter_stats { + __le64 packets; + __le64 bytes; +}; + +struct prestera_msg_counter_resp { + struct prestera_msg_ret ret; + __le32 block_id; + __le32 offset; + __le32 num_counters; + __le32 done; + struct prestera_msg_counter_stats stats[]; +}; + +struct prestera_msg_span_req { + struct prestera_msg_cmd cmd; + __le32 port; + __le32 dev; + u8 id; + u8 pad[3]; +}; + +struct prestera_msg_span_resp { + struct prestera_msg_ret ret; + u8 id; + u8 pad[3]; +}; + +struct prestera_msg_stp_req { + struct prestera_msg_cmd cmd; + __le32 port; + __le32 dev; + __le16 vid; + u8 state; + u8 __pad; +}; + +struct prestera_msg_rxtx_req { + struct prestera_msg_cmd cmd; + u8 use_sdma; + u8 pad[3]; +}; + +struct prestera_msg_rxtx_resp { + struct prestera_msg_ret ret; + __le32 map_addr; +}; + +struct prestera_msg_iface { + union { + struct { + __le32 dev; + __le32 port; + }; + __le16 lag_id; + }; + __le16 vr_id; + __le16 vid; + u8 type; + u8 __pad[3]; +}; + +struct prestera_msg_ip_addr { + union { + __be32 ipv4; + __be32 ipv6[4]; + } u; + u8 v; /* e.g. PRESTERA_IPV4 */ + u8 __pad[3]; +}; + +struct prestera_msg_nh { + struct prestera_msg_iface oif; + __le32 hw_id; + u8 mac[ETH_ALEN]; + u8 is_active; + u8 pad; +}; + +struct prestera_msg_rif_req { + struct prestera_msg_cmd cmd; + struct prestera_msg_iface iif; + __le32 mtu; + __le16 rif_id; + __le16 __reserved; + u8 mac[ETH_ALEN]; + u8 __pad[2]; +}; + +struct prestera_msg_rif_resp { + struct prestera_msg_ret ret; + __le16 rif_id; + u8 __pad[2]; +}; + +struct prestera_msg_lpm_req { + struct prestera_msg_cmd cmd; + struct prestera_msg_ip_addr dst; + __le32 grp_id; + __le32 dst_len; + __le16 vr_id; + u8 __pad[2]; +}; + +struct prestera_msg_nh_req { + struct prestera_msg_cmd cmd; + struct prestera_msg_nh nh[PRESTERA_NHGR_SIZE_MAX]; + __le32 size; + __le32 grp_id; +}; + +struct prestera_msg_nh_chunk_req { + struct prestera_msg_cmd cmd; + __le32 offset; +}; + +struct prestera_msg_nh_chunk_resp { + struct prestera_msg_ret ret; + u8 hw_state[PRESTERA_MSG_CHUNK_SIZE]; +}; + +struct prestera_msg_nh_grp_req { + struct prestera_msg_cmd cmd; + __le32 grp_id; + __le32 size; +}; + +struct prestera_msg_nh_grp_resp { + struct prestera_msg_ret ret; + __le32 grp_id; +}; + +struct prestera_msg_vr_req { + struct prestera_msg_cmd cmd; + __le16 vr_id; + u8 __pad[2]; +}; + +struct prestera_msg_vr_resp { + struct prestera_msg_ret ret; + __le16 vr_id; + u8 __pad[2]; +}; + +struct prestera_msg_lag_req { + struct prestera_msg_cmd cmd; + __le32 port; + __le32 dev; + __le16 lag_id; + u8 pad[2]; +}; + +struct prestera_msg_cpu_code_counter_req { + struct prestera_msg_cmd cmd; + u8 counter_type; + u8 code; + u8 pad[2]; +}; + +struct mvsw_msg_cpu_code_counter_ret { + struct prestera_msg_ret ret; + __le64 packet_count; +}; + +struct prestera_msg_policer_req { + struct prestera_msg_cmd cmd; + __le32 id; + union { + struct { + __le64 cir; + __le32 cbs; + } __packed sr_tcm; /* make sure always 12 bytes size */ + __le32 reserved[6]; + }; + u8 mode; + u8 type; + u8 pad[2]; +}; + +struct prestera_msg_policer_resp { + struct prestera_msg_ret ret; + __le32 id; +}; + +struct prestera_msg_event { + __le16 type; + __le16 id; +}; + +struct prestera_msg_event_port { + struct prestera_msg_event id; + __le32 port_id; + struct prestera_msg_event_port_param param; +}; + +union prestera_msg_event_fdb_param { + u8 mac[ETH_ALEN]; +}; + +struct prestera_msg_event_fdb { + struct prestera_msg_event id; + __le32 vid; + union { + __le32 port_id; + __le16 lag_id; + } dest; + union prestera_msg_event_fdb_param param; + u8 dest_type; +}; + +struct prestera_msg_flood_domain_create_req { + struct prestera_msg_cmd cmd; +}; + +struct prestera_msg_flood_domain_create_resp { + struct prestera_msg_ret ret; + __le32 flood_domain_idx; +}; + +struct prestera_msg_flood_domain_destroy_req { + struct prestera_msg_cmd cmd; + __le32 flood_domain_idx; +}; + +struct prestera_msg_flood_domain_ports_set_req { + struct prestera_msg_cmd cmd; + __le32 flood_domain_idx; + __le32 ports_num; +}; + +struct prestera_msg_flood_domain_ports_reset_req { + struct prestera_msg_cmd cmd; + __le32 flood_domain_idx; +}; + +struct prestera_msg_flood_domain_port { + union { + struct { + __le32 port_num; + __le32 dev_num; + }; + __le16 lag_id; + }; + __le16 vid; + __le16 port_type; +}; + +struct prestera_msg_mdb_create_req { + struct prestera_msg_cmd cmd; + __le32 flood_domain_idx; + __le16 vid; + u8 mac[ETH_ALEN]; +}; + +struct prestera_msg_mdb_destroy_req { + struct prestera_msg_cmd cmd; + __le32 flood_domain_idx; + __le16 vid; + u8 mac[ETH_ALEN]; +}; + +static void prestera_hw_build_tests(void) +{ + /* check requests */ + BUILD_BUG_ON(sizeof(struct prestera_msg_common_req) != 4); + BUILD_BUG_ON(sizeof(struct prestera_msg_switch_attr_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_port_attr_req) != 144); + BUILD_BUG_ON(sizeof(struct prestera_msg_port_info_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_vlan_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_fdb_req) != 28); + BUILD_BUG_ON(sizeof(struct prestera_msg_bridge_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_span_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_stp_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_rxtx_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_lag_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_cpu_code_counter_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_create_req) != 84); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_destroy_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_rule_add_req) != 168); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_rule_del_req) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_bind_req) != 20); + BUILD_BUG_ON(sizeof(struct prestera_msg_acl_action) != 32); + BUILD_BUG_ON(sizeof(struct prestera_msg_counter_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_counter_stats) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_rif_req) != 36); + BUILD_BUG_ON(sizeof(struct prestera_msg_vr_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_lpm_req) != 36); + BUILD_BUG_ON(sizeof(struct prestera_msg_policer_req) != 36); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_create_req) != 4); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_destroy_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_ports_set_req) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_ports_reset_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_mdb_create_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_mdb_destroy_req) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh_req) != 124); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh_chunk_req) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh_grp_req) != 12); + + /* structure that are part of req/resp fw messages */ + BUILD_BUG_ON(sizeof(struct prestera_msg_iface) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_ip_addr) != 20); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_port) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh) != 28); + + /* check responses */ + BUILD_BUG_ON(sizeof(struct prestera_msg_common_resp) != 8); + BUILD_BUG_ON(sizeof(struct prestera_msg_switch_init_resp) != 24); + BUILD_BUG_ON(sizeof(struct prestera_msg_port_attr_resp) != 136); + BUILD_BUG_ON(sizeof(struct prestera_msg_port_stats_resp) != 248); + BUILD_BUG_ON(sizeof(struct prestera_msg_port_info_resp) != 20); + BUILD_BUG_ON(sizeof(struct prestera_msg_bridge_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_span_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_rxtx_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_vtcam_resp) != 16); + BUILD_BUG_ON(sizeof(struct prestera_msg_counter_resp) != 24); + BUILD_BUG_ON(sizeof(struct prestera_msg_rif_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_vr_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_policer_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_flood_domain_create_resp) != 12); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh_chunk_resp) != 1032); + BUILD_BUG_ON(sizeof(struct prestera_msg_nh_grp_resp) != 12); + + /* check events */ + BUILD_BUG_ON(sizeof(struct prestera_msg_event_port) != 20); + BUILD_BUG_ON(sizeof(struct prestera_msg_event_fdb) != 20); +} + +static u8 prestera_hw_mdix_to_eth(u8 mode); +static void prestera_hw_remote_fc_to_eth(u8 fc, bool *pause, bool *asym_pause); + +static int __prestera_cmd_ret(struct prestera_switch *sw, + enum prestera_cmd_type_t type, + struct prestera_msg_cmd *cmd, size_t clen, + struct prestera_msg_ret *ret, size_t rlen, + int waitms) +{ + struct prestera_device *dev = sw->dev; + int err; + + cmd->type = __cpu_to_le32(type); + + err = dev->send_req(dev, 0, cmd, clen, ret, rlen, waitms); + if (err) + return err; + + if (ret->cmd.type != __cpu_to_le32(PRESTERA_CMD_TYPE_ACK)) + return -EBADE; + if (ret->status != __cpu_to_le32(PRESTERA_CMD_ACK_OK)) + return -EINVAL; + + return 0; +} + +static int prestera_cmd_ret(struct prestera_switch *sw, + enum prestera_cmd_type_t type, + struct prestera_msg_cmd *cmd, size_t clen, + struct prestera_msg_ret *ret, size_t rlen) +{ + return __prestera_cmd_ret(sw, type, cmd, clen, ret, rlen, 0); +} + +static int prestera_cmd_ret_wait(struct prestera_switch *sw, + enum prestera_cmd_type_t type, + struct prestera_msg_cmd *cmd, size_t clen, + struct prestera_msg_ret *ret, size_t rlen, + int waitms) +{ + return __prestera_cmd_ret(sw, type, cmd, clen, ret, rlen, waitms); +} + +static int prestera_cmd(struct prestera_switch *sw, + enum prestera_cmd_type_t type, + struct prestera_msg_cmd *cmd, size_t clen) +{ + struct prestera_msg_common_resp resp; + + return prestera_cmd_ret(sw, type, cmd, clen, &resp.ret, sizeof(resp)); +} + +static int prestera_fw_parse_port_evt(void *msg, struct prestera_event *evt) +{ + struct prestera_msg_event_port *hw_evt; + + hw_evt = (struct prestera_msg_event_port *)msg; + + evt->port_evt.port_id = __le32_to_cpu(hw_evt->port_id); + + if (evt->id == PRESTERA_PORT_EVENT_MAC_STATE_CHANGED) { + evt->port_evt.data.mac.oper = hw_evt->param.mac.oper; + evt->port_evt.data.mac.mode = + __le32_to_cpu(hw_evt->param.mac.mode); + evt->port_evt.data.mac.speed = + __le32_to_cpu(hw_evt->param.mac.speed); + evt->port_evt.data.mac.duplex = hw_evt->param.mac.duplex; + evt->port_evt.data.mac.fc = hw_evt->param.mac.fc; + evt->port_evt.data.mac.fec = hw_evt->param.mac.fec; + } else { + return -EINVAL; + } + + return 0; +} + +static int prestera_fw_parse_fdb_evt(void *msg, struct prestera_event *evt) +{ + struct prestera_msg_event_fdb *hw_evt = msg; + + switch (hw_evt->dest_type) { + case PRESTERA_HW_FDB_ENTRY_TYPE_REG_PORT: + evt->fdb_evt.type = PRESTERA_FDB_ENTRY_TYPE_REG_PORT; + evt->fdb_evt.dest.port_id = __le32_to_cpu(hw_evt->dest.port_id); + break; + case PRESTERA_HW_FDB_ENTRY_TYPE_LAG: + evt->fdb_evt.type = PRESTERA_FDB_ENTRY_TYPE_LAG; + evt->fdb_evt.dest.lag_id = __le16_to_cpu(hw_evt->dest.lag_id); + break; + default: + return -EINVAL; + } + + evt->fdb_evt.vid = __le32_to_cpu(hw_evt->vid); + + ether_addr_copy(evt->fdb_evt.data.mac, hw_evt->param.mac); + + return 0; +} + +static struct prestera_fw_evt_parser { + int (*func)(void *msg, struct prestera_event *evt); +} fw_event_parsers[PRESTERA_EVENT_TYPE_MAX] = { + [PRESTERA_EVENT_TYPE_PORT] = { .func = prestera_fw_parse_port_evt }, + [PRESTERA_EVENT_TYPE_FDB] = { .func = prestera_fw_parse_fdb_evt }, +}; + +static struct prestera_fw_event_handler * +__find_event_handler(const struct prestera_switch *sw, + enum prestera_event_type type) +{ + struct prestera_fw_event_handler *eh; + + list_for_each_entry_rcu(eh, &sw->event_handlers, list) { + if (eh->type == type) + return eh; + } + + return NULL; +} + +static int prestera_find_event_handler(const struct prestera_switch *sw, + enum prestera_event_type type, + struct prestera_fw_event_handler *eh) +{ + struct prestera_fw_event_handler *tmp; + int err = 0; + + rcu_read_lock(); + tmp = __find_event_handler(sw, type); + if (tmp) + *eh = *tmp; + else + err = -ENOENT; + rcu_read_unlock(); + + return err; +} + +static int prestera_evt_recv(struct prestera_device *dev, void *buf, size_t size) +{ + struct prestera_switch *sw = dev->priv; + struct prestera_msg_event *msg = buf; + struct prestera_fw_event_handler eh; + struct prestera_event evt; + u16 msg_type; + int err; + + msg_type = __le16_to_cpu(msg->type); + if (msg_type >= PRESTERA_EVENT_TYPE_MAX) + return -EINVAL; + if (!fw_event_parsers[msg_type].func) + return -ENOENT; + + err = prestera_find_event_handler(sw, msg_type, &eh); + if (err) + return err; + + evt.id = __le16_to_cpu(msg->id); + + err = fw_event_parsers[msg_type].func(buf, &evt); + if (err) + return err; + + eh.func(sw, &evt, eh.arg); + + return 0; +} + +static void prestera_pkt_recv(struct prestera_device *dev) +{ + struct prestera_switch *sw = dev->priv; + struct prestera_fw_event_handler eh; + struct prestera_event ev; + int err; + + ev.id = PRESTERA_RXTX_EVENT_RCV_PKT; + + err = prestera_find_event_handler(sw, PRESTERA_EVENT_TYPE_RXTX, &eh); + if (err) + return; + + eh.func(sw, &ev, eh.arg); +} + +static u8 prestera_hw_mdix_to_eth(u8 mode) +{ + switch (mode) { + case PRESTERA_PORT_TP_MDI: + return ETH_TP_MDI; + case PRESTERA_PORT_TP_MDIX: + return ETH_TP_MDI_X; + case PRESTERA_PORT_TP_AUTO: + return ETH_TP_MDI_AUTO; + default: + return ETH_TP_MDI_INVALID; + } +} + +static u8 prestera_hw_mdix_from_eth(u8 mode) +{ + switch (mode) { + case ETH_TP_MDI: + return PRESTERA_PORT_TP_MDI; + case ETH_TP_MDI_X: + return PRESTERA_PORT_TP_MDIX; + case ETH_TP_MDI_AUTO: + return PRESTERA_PORT_TP_AUTO; + default: + return PRESTERA_PORT_TP_NA; + } +} + +int prestera_hw_port_info_get(const struct prestera_port *port, + u32 *dev_id, u32 *hw_id, u16 *fp_id) +{ + struct prestera_msg_port_info_req req = { + .port = __cpu_to_le32(port->id), + }; + struct prestera_msg_port_info_resp resp; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_INFO_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *dev_id = __le32_to_cpu(resp.dev_id); + *hw_id = __le32_to_cpu(resp.hw_id); + *fp_id = __le16_to_cpu(resp.fp_id); + + return 0; +} + +int prestera_hw_switch_mac_set(struct prestera_switch *sw, const char *mac) +{ + struct prestera_msg_switch_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_SWITCH_ATTR_MAC), + }; + + ether_addr_copy(req.param.mac, mac); + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_SWITCH_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_switch_init(struct prestera_switch *sw) +{ + struct prestera_msg_switch_init_resp resp; + struct prestera_msg_common_req req; + int err; + + INIT_LIST_HEAD(&sw->event_handlers); + + prestera_hw_build_tests(); + + err = prestera_cmd_ret_wait(sw, PRESTERA_CMD_TYPE_SWITCH_INIT, + &req.cmd, sizeof(req), + &resp.ret, sizeof(resp), + PRESTERA_SWITCH_INIT_TIMEOUT_MS); + if (err) + return err; + + sw->dev->recv_msg = prestera_evt_recv; + sw->dev->recv_pkt = prestera_pkt_recv; + sw->port_count = __le32_to_cpu(resp.port_count); + sw->mtu_min = PRESTERA_MIN_MTU; + sw->mtu_max = __le32_to_cpu(resp.mtu_max); + sw->id = resp.switch_id; + sw->lag_member_max = resp.lag_member_max; + sw->lag_max = resp.lag_max; + sw->size_tbl_router_nexthop = + __le32_to_cpu(resp.size_tbl_router_nexthop); + + return 0; +} + +void prestera_hw_switch_fini(struct prestera_switch *sw) +{ + WARN_ON(!list_empty(&sw->event_handlers)); +} + +int prestera_hw_switch_ageing_set(struct prestera_switch *sw, u32 ageing_ms) +{ + struct prestera_msg_switch_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_SWITCH_ATTR_AGEING), + .param = { + .ageing_timeout_ms = __cpu_to_le32(ageing_ms), + }, + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_SWITCH_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_mac_mode_get(const struct prestera_port *port, + u32 *mode, u32 *speed, u8 *duplex, u8 *fec) +{ + struct prestera_msg_port_attr_resp resp; + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_MAC_MODE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id) + }; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + if (mode) + *mode = __le32_to_cpu(resp.param.link_evt.mac.mode); + + if (speed) + *speed = __le32_to_cpu(resp.param.link_evt.mac.speed); + + if (duplex) + *duplex = resp.param.link_evt.mac.duplex; + + if (fec) + *fec = resp.param.link_evt.mac.fec; + + return err; +} + +int prestera_hw_port_mac_mode_set(const struct prestera_port *port, + bool admin, u32 mode, u8 inband, + u32 speed, u8 duplex, u8 fec) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_MAC_MODE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .link = { + .mac = { + .admin = admin, + .reg_mode.mode = __cpu_to_le32(mode), + .reg_mode.inband = inband, + .reg_mode.speed = __cpu_to_le32(speed), + .reg_mode.duplex = duplex, + .reg_mode.fec = fec + } + } + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_phy_mode_get(const struct prestera_port *port, + u8 *mdix, u64 *lmode_bmap, + bool *fc_pause, bool *fc_asym) +{ + struct prestera_msg_port_attr_resp resp; + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_PHY_MODE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id) + }; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + if (mdix) + *mdix = prestera_hw_mdix_to_eth(resp.param.link_evt.phy.mdix); + + if (lmode_bmap) + *lmode_bmap = __le64_to_cpu(resp.param.link_evt.phy.lmode_bmap); + + if (fc_pause && fc_asym) + prestera_hw_remote_fc_to_eth(resp.param.link_evt.phy.fc, + fc_pause, fc_asym); + + return err; +} + +int prestera_hw_port_phy_mode_set(const struct prestera_port *port, + bool admin, bool adv, u32 mode, u64 modes, + u8 mdix) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_PHY_MODE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .link = { + .phy = { + .admin = admin, + .adv_enable = adv ? 1 : 0, + .mode = __cpu_to_le32(mode), + .modes = __cpu_to_le64(modes), + } + } + } + }; + + req.param.link.phy.mdix = prestera_hw_mdix_from_eth(mdix); + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_mtu_set(const struct prestera_port *port, u32 mtu) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_MTU), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .mtu = __cpu_to_le32(mtu), + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_mac_set(const struct prestera_port *port, const char *mac) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_MAC), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + + ether_addr_copy(req.param.mac, mac); + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_accept_frm_type(struct prestera_port *port, + enum prestera_accept_frm_type type) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_ACCEPT_FRAME_TYPE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .accept_frm_type = type, + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_cap_get(const struct prestera_port *port, + struct prestera_port_caps *caps) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_CAPABILITY), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + struct prestera_msg_port_attr_resp resp; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + caps->supp_link_modes = __le64_to_cpu(resp.param.cap.link_mode); + caps->transceiver = resp.param.cap.transceiver; + caps->supp_fec = resp.param.cap.fec; + caps->type = resp.param.cap.type; + + return err; +} + +static void prestera_hw_remote_fc_to_eth(u8 fc, bool *pause, bool *asym_pause) +{ + switch (fc) { + case PRESTERA_FC_SYMMETRIC: + *pause = true; + *asym_pause = false; + break; + case PRESTERA_FC_ASYMMETRIC: + *pause = false; + *asym_pause = true; + break; + case PRESTERA_FC_SYMM_ASYMM: + *pause = true; + *asym_pause = true; + break; + default: + *pause = false; + *asym_pause = false; + } +} + +int prestera_hw_vtcam_create(struct prestera_switch *sw, + u8 lookup, const u32 *keymask, u32 *vtcam_id, + enum prestera_hw_vtcam_direction_t dir) +{ + int err; + struct prestera_msg_vtcam_resp resp; + struct prestera_msg_vtcam_create_req req = { + .lookup = lookup, + .direction = dir, + }; + + if (keymask) + memcpy(req.keymask, keymask, sizeof(req.keymask)); + else + memset(req.keymask, 0, sizeof(req.keymask)); + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_VTCAM_CREATE, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *vtcam_id = __le32_to_cpu(resp.vtcam_id); + return 0; +} + +int prestera_hw_vtcam_destroy(struct prestera_switch *sw, u32 vtcam_id) +{ + struct prestera_msg_vtcam_destroy_req req = { + .vtcam_id = __cpu_to_le32(vtcam_id), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VTCAM_DESTROY, + &req.cmd, sizeof(req)); +} + +static int +prestera_acl_rule_add_put_action(struct prestera_msg_acl_action *action, + struct prestera_acl_hw_action_info *info) +{ + action->id = __cpu_to_le32(info->id); + + switch (info->id) { + case PRESTERA_ACL_RULE_ACTION_ACCEPT: + case PRESTERA_ACL_RULE_ACTION_DROP: + case PRESTERA_ACL_RULE_ACTION_TRAP: + /* just rule action id, no specific data */ + break; + case PRESTERA_ACL_RULE_ACTION_JUMP: + action->jump.index = __cpu_to_le32(info->jump.index); + break; + case PRESTERA_ACL_RULE_ACTION_POLICE: + action->police.id = __cpu_to_le32(info->police.id); + break; + case PRESTERA_ACL_RULE_ACTION_COUNT: + action->count.id = __cpu_to_le32(info->count.id); + break; + default: + return -EINVAL; + } + + return 0; +} + +int prestera_hw_vtcam_rule_add(struct prestera_switch *sw, + u32 vtcam_id, u32 prio, void *key, void *keymask, + struct prestera_acl_hw_action_info *act, + u8 n_act, u32 *rule_id) +{ + struct prestera_msg_acl_action *actions_msg; + struct prestera_msg_vtcam_rule_add_req *req; + struct prestera_msg_vtcam_resp resp; + void *buff; + u32 size; + int err; + u8 i; + + size = sizeof(*req) + sizeof(*actions_msg) * n_act; + + buff = kzalloc(size, GFP_KERNEL); + if (!buff) + return -ENOMEM; + + req = buff; + req->n_act = __cpu_to_le32(n_act); + actions_msg = buff + sizeof(*req); + + /* put acl matches into the message */ + memcpy(req->key, key, sizeof(req->key)); + memcpy(req->keymask, keymask, sizeof(req->keymask)); + + /* put acl actions into the message */ + for (i = 0; i < n_act; i++) { + err = prestera_acl_rule_add_put_action(&actions_msg[i], + &act[i]); + if (err) + goto free_buff; + } + + req->vtcam_id = __cpu_to_le32(vtcam_id); + req->prio = __cpu_to_le32(prio); + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_VTCAM_RULE_ADD, + &req->cmd, size, &resp.ret, sizeof(resp)); + if (err) + goto free_buff; + + *rule_id = __le32_to_cpu(resp.rule_id); +free_buff: + kfree(buff); + return err; +} + +int prestera_hw_vtcam_rule_del(struct prestera_switch *sw, + u32 vtcam_id, u32 rule_id) +{ + struct prestera_msg_vtcam_rule_del_req req = { + .vtcam_id = __cpu_to_le32(vtcam_id), + .id = __cpu_to_le32(rule_id) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VTCAM_RULE_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vtcam_iface_bind(struct prestera_switch *sw, + struct prestera_acl_iface *iface, + u32 vtcam_id, u16 pcl_id) +{ + struct prestera_msg_vtcam_bind_req req = { + .vtcam_id = __cpu_to_le32(vtcam_id), + .type = __cpu_to_le16(iface->type), + .pcl_id = __cpu_to_le16(pcl_id) + }; + + if (iface->type == PRESTERA_ACL_IFACE_TYPE_PORT) { + req.port.dev_id = __cpu_to_le32(iface->port->dev_id); + req.port.hw_id = __cpu_to_le32(iface->port->hw_id); + } else { + req.index = __cpu_to_le32(iface->index); + } + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VTCAM_IFACE_BIND, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vtcam_iface_unbind(struct prestera_switch *sw, + struct prestera_acl_iface *iface, + u32 vtcam_id) +{ + struct prestera_msg_vtcam_bind_req req = { + .vtcam_id = __cpu_to_le32(vtcam_id), + .type = __cpu_to_le16(iface->type) + }; + + if (iface->type == PRESTERA_ACL_IFACE_TYPE_PORT) { + req.port.dev_id = __cpu_to_le32(iface->port->dev_id); + req.port.hw_id = __cpu_to_le32(iface->port->hw_id); + } else { + req.index = __cpu_to_le32(iface->index); + } + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VTCAM_IFACE_UNBIND, + &req.cmd, sizeof(req)); +} + +int prestera_hw_span_get(const struct prestera_port *port, u8 *span_id) +{ + struct prestera_msg_span_resp resp; + struct prestera_msg_span_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_SPAN_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *span_id = resp.id; + + return 0; +} + +int prestera_hw_span_bind(const struct prestera_port *port, u8 span_id, + bool ingress) +{ + struct prestera_msg_span_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .id = span_id, + }; + enum prestera_cmd_type_t cmd_type; + + if (ingress) + cmd_type = PRESTERA_CMD_TYPE_SPAN_INGRESS_BIND; + else + cmd_type = PRESTERA_CMD_TYPE_SPAN_EGRESS_BIND; + + return prestera_cmd(port->sw, cmd_type, &req.cmd, sizeof(req)); + +} + +int prestera_hw_span_unbind(const struct prestera_port *port, bool ingress) +{ + struct prestera_msg_span_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + enum prestera_cmd_type_t cmd_type; + + if (ingress) + cmd_type = PRESTERA_CMD_TYPE_SPAN_INGRESS_UNBIND; + else + cmd_type = PRESTERA_CMD_TYPE_SPAN_EGRESS_UNBIND; + + return prestera_cmd(port->sw, cmd_type, &req.cmd, sizeof(req)); +} + +int prestera_hw_span_release(struct prestera_switch *sw, u8 span_id) +{ + struct prestera_msg_span_req req = { + .id = span_id + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_SPAN_RELEASE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_type_get(const struct prestera_port *port, u8 *type) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_TYPE), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + struct prestera_msg_port_attr_resp resp; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *type = resp.param.type; + + return 0; +} + +int prestera_hw_port_speed_get(const struct prestera_port *port, u32 *speed) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_SPEED), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + struct prestera_msg_port_attr_resp resp; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *speed = __le32_to_cpu(resp.param.speed); + + return 0; +} + +int prestera_hw_port_autoneg_restart(struct prestera_port *port) +{ + struct prestera_msg_port_attr_req req = { + .attr = + __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_PHY_AUTONEG_RESTART), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_stats_get(const struct prestera_port *port, + struct prestera_port_stats *st) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_STATS), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + struct prestera_msg_port_stats_resp resp; + __le64 *hw = resp.stats; + int err; + + err = prestera_cmd_ret(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + st->good_octets_received = + __le64_to_cpu(hw[PRESTERA_PORT_GOOD_OCTETS_RCV_CNT]); + st->bad_octets_received = + __le64_to_cpu(hw[PRESTERA_PORT_BAD_OCTETS_RCV_CNT]); + st->mac_trans_error = + __le64_to_cpu(hw[PRESTERA_PORT_MAC_TRANSMIT_ERR_CNT]); + st->broadcast_frames_received = + __le64_to_cpu(hw[PRESTERA_PORT_BRDC_PKTS_RCV_CNT]); + st->multicast_frames_received = + __le64_to_cpu(hw[PRESTERA_PORT_MC_PKTS_RCV_CNT]); + st->frames_64_octets = __le64_to_cpu(hw[PRESTERA_PORT_PKTS_64L_CNT]); + st->frames_65_to_127_octets = + __le64_to_cpu(hw[PRESTERA_PORT_PKTS_65TO127L_CNT]); + st->frames_128_to_255_octets = + __le64_to_cpu(hw[PRESTERA_PORT_PKTS_128TO255L_CNT]); + st->frames_256_to_511_octets = + __le64_to_cpu(hw[PRESTERA_PORT_PKTS_256TO511L_CNT]); + st->frames_512_to_1023_octets = + __le64_to_cpu(hw[PRESTERA_PORT_PKTS_512TO1023L_CNT]); + st->frames_1024_to_max_octets = + __le64_to_cpu(hw[PRESTERA_PORT_PKTS_1024TOMAXL_CNT]); + st->excessive_collision = + __le64_to_cpu(hw[PRESTERA_PORT_EXCESSIVE_COLLISIONS_CNT]); + st->multicast_frames_sent = + __le64_to_cpu(hw[PRESTERA_PORT_MC_PKTS_SENT_CNT]); + st->broadcast_frames_sent = + __le64_to_cpu(hw[PRESTERA_PORT_BRDC_PKTS_SENT_CNT]); + st->fc_sent = __le64_to_cpu(hw[PRESTERA_PORT_FC_SENT_CNT]); + st->fc_received = __le64_to_cpu(hw[PRESTERA_PORT_GOOD_FC_RCV_CNT]); + st->buffer_overrun = __le64_to_cpu(hw[PRESTERA_PORT_DROP_EVENTS_CNT]); + st->undersize = __le64_to_cpu(hw[PRESTERA_PORT_UNDERSIZE_PKTS_CNT]); + st->fragments = __le64_to_cpu(hw[PRESTERA_PORT_FRAGMENTS_PKTS_CNT]); + st->oversize = __le64_to_cpu(hw[PRESTERA_PORT_OVERSIZE_PKTS_CNT]); + st->jabber = __le64_to_cpu(hw[PRESTERA_PORT_JABBER_PKTS_CNT]); + st->rx_error_frame_received = + __le64_to_cpu(hw[PRESTERA_PORT_MAC_RCV_ERROR_CNT]); + st->bad_crc = __le64_to_cpu(hw[PRESTERA_PORT_BAD_CRC_CNT]); + st->collisions = __le64_to_cpu(hw[PRESTERA_PORT_COLLISIONS_CNT]); + st->late_collision = + __le64_to_cpu(hw[PRESTERA_PORT_LATE_COLLISIONS_CNT]); + st->unicast_frames_received = + __le64_to_cpu(hw[PRESTERA_PORT_GOOD_UC_PKTS_RCV_CNT]); + st->unicast_frames_sent = + __le64_to_cpu(hw[PRESTERA_PORT_GOOD_UC_PKTS_SENT_CNT]); + st->sent_multiple = + __le64_to_cpu(hw[PRESTERA_PORT_MULTIPLE_PKTS_SENT_CNT]); + st->sent_deferred = + __le64_to_cpu(hw[PRESTERA_PORT_DEFERRED_PKTS_SENT_CNT]); + st->good_octets_sent = + __le64_to_cpu(hw[PRESTERA_PORT_GOOD_OCTETS_SENT_CNT]); + + return 0; +} + +int prestera_hw_port_learning_set(struct prestera_port *port, bool enable) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_LEARNING), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .learning = enable, + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_uc_flood_set(const struct prestera_port *port, bool flood) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_FLOOD), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .flood_ext = { + .type = PRESTERA_PORT_FLOOD_TYPE_UC, + .enable = flood, + } + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_mc_flood_set(const struct prestera_port *port, bool flood) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_FLOOD), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .flood_ext = { + .type = PRESTERA_PORT_FLOOD_TYPE_MC, + .enable = flood, + } + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_port_br_locked_set(const struct prestera_port *port, + bool br_locked) +{ + struct prestera_msg_port_attr_req req = { + .attr = __cpu_to_le32(PRESTERA_CMD_PORT_ATTR_LOCKED), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .param = { + .br_locked = br_locked, + } + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_PORT_ATTR_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vlan_create(struct prestera_switch *sw, u16 vid) +{ + struct prestera_msg_vlan_req req = { + .vid = __cpu_to_le16(vid), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VLAN_CREATE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vlan_delete(struct prestera_switch *sw, u16 vid) +{ + struct prestera_msg_vlan_req req = { + .vid = __cpu_to_le16(vid), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_VLAN_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vlan_port_set(struct prestera_port *port, u16 vid, + bool is_member, bool untagged) +{ + struct prestera_msg_vlan_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .vid = __cpu_to_le16(vid), + .is_member = is_member, + .is_tagged = !untagged, + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_VLAN_PORT_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vlan_port_vid_set(struct prestera_port *port, u16 vid) +{ + struct prestera_msg_vlan_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .vid = __cpu_to_le16(vid), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_VLAN_PVID_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_vlan_port_stp_set(struct prestera_port *port, u16 vid, u8 state) +{ + struct prestera_msg_stp_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .vid = __cpu_to_le16(vid), + .state = state, + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_STP_PORT_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_add(struct prestera_port *port, const unsigned char *mac, + u16 vid, bool dynamic) +{ + struct prestera_msg_fdb_req req = { + .dest = { + .dev = __cpu_to_le32(port->dev_id), + .port = __cpu_to_le32(port->hw_id), + }, + .vid = __cpu_to_le16(vid), + .dynamic = dynamic, + }; + + ether_addr_copy(req.mac, mac); + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_FDB_ADD, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_del(struct prestera_port *port, const unsigned char *mac, + u16 vid) +{ + struct prestera_msg_fdb_req req = { + .dest = { + .dev = __cpu_to_le32(port->dev_id), + .port = __cpu_to_le32(port->hw_id), + }, + .vid = __cpu_to_le16(vid), + }; + + ether_addr_copy(req.mac, mac); + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_FDB_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_lag_fdb_add(struct prestera_switch *sw, u16 lag_id, + const unsigned char *mac, u16 vid, bool dynamic) +{ + struct prestera_msg_fdb_req req = { + .dest_type = PRESTERA_HW_FDB_ENTRY_TYPE_LAG, + .dest = { + .lag_id = __cpu_to_le16(lag_id), + }, + .vid = __cpu_to_le16(vid), + .dynamic = dynamic, + }; + + ether_addr_copy(req.mac, mac); + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_FDB_ADD, + &req.cmd, sizeof(req)); +} + +int prestera_hw_lag_fdb_del(struct prestera_switch *sw, u16 lag_id, + const unsigned char *mac, u16 vid) +{ + struct prestera_msg_fdb_req req = { + .dest_type = PRESTERA_HW_FDB_ENTRY_TYPE_LAG, + .dest = { + .lag_id = __cpu_to_le16(lag_id), + }, + .vid = __cpu_to_le16(vid), + }; + + ether_addr_copy(req.mac, mac); + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_FDB_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_flush_port(struct prestera_port *port, u32 mode) +{ + struct prestera_msg_fdb_req req = { + .dest = { + .dev = __cpu_to_le32(port->dev_id), + .port = __cpu_to_le32(port->hw_id), + }, + .flush_mode = __cpu_to_le32(mode), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_FDB_FLUSH_PORT, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_flush_vlan(struct prestera_switch *sw, u16 vid, u32 mode) +{ + struct prestera_msg_fdb_req req = { + .vid = __cpu_to_le16(vid), + .flush_mode = __cpu_to_le32(mode), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_FDB_FLUSH_VLAN, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_flush_port_vlan(struct prestera_port *port, u16 vid, + u32 mode) +{ + struct prestera_msg_fdb_req req = { + .dest = { + .dev = __cpu_to_le32(port->dev_id), + .port = __cpu_to_le32(port->hw_id), + }, + .vid = __cpu_to_le16(vid), + .flush_mode = __cpu_to_le32(mode), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_FDB_FLUSH_PORT_VLAN, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_flush_lag(struct prestera_switch *sw, u16 lag_id, + u32 mode) +{ + struct prestera_msg_fdb_req req = { + .dest_type = PRESTERA_HW_FDB_ENTRY_TYPE_LAG, + .dest = { + .lag_id = __cpu_to_le16(lag_id), + }, + .flush_mode = __cpu_to_le32(mode), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_FDB_FLUSH_PORT, + &req.cmd, sizeof(req)); +} + +int prestera_hw_fdb_flush_lag_vlan(struct prestera_switch *sw, + u16 lag_id, u16 vid, u32 mode) +{ + struct prestera_msg_fdb_req req = { + .dest_type = PRESTERA_HW_FDB_ENTRY_TYPE_LAG, + .dest = { + .lag_id = __cpu_to_le16(lag_id), + }, + .vid = __cpu_to_le16(vid), + .flush_mode = __cpu_to_le32(mode), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_FDB_FLUSH_PORT_VLAN, + &req.cmd, sizeof(req)); +} + +int prestera_hw_bridge_create(struct prestera_switch *sw, u16 *bridge_id) +{ + struct prestera_msg_bridge_resp resp; + struct prestera_msg_bridge_req req; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_BRIDGE_CREATE, + &req.cmd, sizeof(req), + &resp.ret, sizeof(resp)); + if (err) + return err; + + *bridge_id = __le16_to_cpu(resp.bridge); + + return 0; +} + +int prestera_hw_bridge_delete(struct prestera_switch *sw, u16 bridge_id) +{ + struct prestera_msg_bridge_req req = { + .bridge = __cpu_to_le16(bridge_id), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_BRIDGE_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_bridge_port_add(struct prestera_port *port, u16 bridge_id) +{ + struct prestera_msg_bridge_req req = { + .bridge = __cpu_to_le16(bridge_id), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_BRIDGE_PORT_ADD, + &req.cmd, sizeof(req)); +} + +int prestera_hw_bridge_port_delete(struct prestera_port *port, u16 bridge_id) +{ + struct prestera_msg_bridge_req req = { + .bridge = __cpu_to_le16(bridge_id), + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_BRIDGE_PORT_DELETE, + &req.cmd, sizeof(req)); +} + +static int prestera_iface_to_msg(struct prestera_iface *iface, + struct prestera_msg_iface *msg_if) +{ + switch (iface->type) { + case PRESTERA_IF_PORT_E: + case PRESTERA_IF_VID_E: + msg_if->port = __cpu_to_le32(iface->dev_port.port_num); + msg_if->dev = __cpu_to_le32(iface->dev_port.hw_dev_num); + break; + case PRESTERA_IF_LAG_E: + msg_if->lag_id = __cpu_to_le16(iface->lag_id); + break; + default: + return -EOPNOTSUPP; + } + + msg_if->vr_id = __cpu_to_le16(iface->vr_id); + msg_if->vid = __cpu_to_le16(iface->vlan_id); + msg_if->type = iface->type; + return 0; +} + +int prestera_hw_rif_create(struct prestera_switch *sw, + struct prestera_iface *iif, u8 *mac, u16 *rif_id) +{ + struct prestera_msg_rif_resp resp; + struct prestera_msg_rif_req req; + int err; + + memcpy(req.mac, mac, ETH_ALEN); + + err = prestera_iface_to_msg(iif, &req.iif); + if (err) + return err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_ROUTER_RIF_CREATE, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *rif_id = __le16_to_cpu(resp.rif_id); + return err; +} + +int prestera_hw_rif_delete(struct prestera_switch *sw, u16 rif_id, + struct prestera_iface *iif) +{ + struct prestera_msg_rif_req req = { + .rif_id = __cpu_to_le16(rif_id), + }; + int err; + + err = prestera_iface_to_msg(iif, &req.iif); + if (err) + return err; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_RIF_DELETE, &req.cmd, + sizeof(req)); +} + +int prestera_hw_vr_create(struct prestera_switch *sw, u16 *vr_id) +{ + struct prestera_msg_vr_resp resp; + struct prestera_msg_vr_req req; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_ROUTER_VR_CREATE, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *vr_id = __le16_to_cpu(resp.vr_id); + return err; +} + +int prestera_hw_vr_delete(struct prestera_switch *sw, u16 vr_id) +{ + struct prestera_msg_vr_req req = { + .vr_id = __cpu_to_le16(vr_id), + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_VR_DELETE, &req.cmd, + sizeof(req)); +} + +int prestera_hw_lpm_add(struct prestera_switch *sw, u16 vr_id, + __be32 dst, u32 dst_len, u32 grp_id) +{ + struct prestera_msg_lpm_req req = { + .dst_len = __cpu_to_le32(dst_len), + .vr_id = __cpu_to_le16(vr_id), + .grp_id = __cpu_to_le32(grp_id), + .dst.u.ipv4 = dst + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_LPM_ADD, &req.cmd, + sizeof(req)); +} + +int prestera_hw_lpm_del(struct prestera_switch *sw, u16 vr_id, + __be32 dst, u32 dst_len) +{ + struct prestera_msg_lpm_req req = { + .dst_len = __cpu_to_le32(dst_len), + .vr_id = __cpu_to_le16(vr_id), + .dst.u.ipv4 = dst + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_LPM_DELETE, &req.cmd, + sizeof(req)); +} + +int prestera_hw_nh_entries_set(struct prestera_switch *sw, int count, + struct prestera_neigh_info *nhs, u32 grp_id) +{ + struct prestera_msg_nh_req req = { .size = __cpu_to_le32((u32)count), + .grp_id = __cpu_to_le32(grp_id) }; + int i, err; + + for (i = 0; i < count; i++) { + req.nh[i].is_active = nhs[i].connected; + memcpy(&req.nh[i].mac, nhs[i].ha, ETH_ALEN); + err = prestera_iface_to_msg(&nhs[i].iface, &req.nh[i].oif); + if (err) + return err; + } + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_NH_GRP_SET, &req.cmd, + sizeof(req)); +} + +int prestera_hw_nhgrp_blk_get(struct prestera_switch *sw, + u8 *hw_state, u32 buf_size /* Buffer in bytes */) +{ + static struct prestera_msg_nh_chunk_resp resp; + struct prestera_msg_nh_chunk_req req; + u32 buf_offset; + int err; + + memset(&hw_state[0], 0, buf_size); + buf_offset = 0; + while (1) { + if (buf_offset >= buf_size) + break; + + memset(&req, 0, sizeof(req)); + req.offset = __cpu_to_le32(buf_offset * 8); /* 8 bits in u8 */ + err = prestera_cmd_ret(sw, + PRESTERA_CMD_TYPE_ROUTER_NH_GRP_BLK_GET, + &req.cmd, sizeof(req), &resp.ret, + sizeof(resp)); + if (err) + return err; + + memcpy(&hw_state[buf_offset], &resp.hw_state[0], + buf_offset + PRESTERA_MSG_CHUNK_SIZE > buf_size ? + buf_size - buf_offset : PRESTERA_MSG_CHUNK_SIZE); + buf_offset += PRESTERA_MSG_CHUNK_SIZE; + } + + return 0; +} + +int prestera_hw_nh_group_create(struct prestera_switch *sw, u16 nh_count, + u32 *grp_id) +{ + struct prestera_msg_nh_grp_req req = { .size = __cpu_to_le32((u32)nh_count) }; + struct prestera_msg_nh_grp_resp resp; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_ROUTER_NH_GRP_ADD, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *grp_id = __le32_to_cpu(resp.grp_id); + return err; +} + +int prestera_hw_nh_group_delete(struct prestera_switch *sw, u16 nh_count, + u32 grp_id) +{ + struct prestera_msg_nh_grp_req req = { + .grp_id = __cpu_to_le32(grp_id), + .size = __cpu_to_le32(nh_count) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_ROUTER_NH_GRP_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_rxtx_init(struct prestera_switch *sw, + struct prestera_rxtx_params *params) +{ + struct prestera_msg_rxtx_resp resp; + struct prestera_msg_rxtx_req req; + int err; + + req.use_sdma = params->use_sdma; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_RXTX_INIT, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + params->map_addr = __le32_to_cpu(resp.map_addr); + + return 0; +} + +int prestera_hw_lag_member_add(struct prestera_port *port, u16 lag_id) +{ + struct prestera_msg_lag_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .lag_id = __cpu_to_le16(lag_id), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_LAG_MEMBER_ADD, + &req.cmd, sizeof(req)); +} + +int prestera_hw_lag_member_del(struct prestera_port *port, u16 lag_id) +{ + struct prestera_msg_lag_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .lag_id = __cpu_to_le16(lag_id), + }; + + return prestera_cmd(port->sw, PRESTERA_CMD_TYPE_LAG_MEMBER_DELETE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_lag_member_enable(struct prestera_port *port, u16 lag_id, + bool enable) +{ + struct prestera_msg_lag_req req = { + .port = __cpu_to_le32(port->hw_id), + .dev = __cpu_to_le32(port->dev_id), + .lag_id = __cpu_to_le16(lag_id), + }; + u32 cmd; + + cmd = enable ? PRESTERA_CMD_TYPE_LAG_MEMBER_ENABLE : + PRESTERA_CMD_TYPE_LAG_MEMBER_DISABLE; + + return prestera_cmd(port->sw, cmd, &req.cmd, sizeof(req)); +} + +int +prestera_hw_cpu_code_counters_get(struct prestera_switch *sw, u8 code, + enum prestera_hw_cpu_code_cnt_t counter_type, + u64 *packet_count) +{ + struct prestera_msg_cpu_code_counter_req req = { + .counter_type = counter_type, + .code = code, + }; + struct mvsw_msg_cpu_code_counter_ret resp; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_CPU_CODE_COUNTERS_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *packet_count = __le64_to_cpu(resp.packet_count); + + return 0; +} + +int prestera_hw_event_handler_register(struct prestera_switch *sw, + enum prestera_event_type type, + prestera_event_cb_t fn, + void *arg) +{ + struct prestera_fw_event_handler *eh; + + eh = __find_event_handler(sw, type); + if (eh) + return -EEXIST; + + eh = kmalloc(sizeof(*eh), GFP_KERNEL); + if (!eh) + return -ENOMEM; + + eh->type = type; + eh->func = fn; + eh->arg = arg; + + INIT_LIST_HEAD(&eh->list); + + list_add_rcu(&eh->list, &sw->event_handlers); + + return 0; +} + +void prestera_hw_event_handler_unregister(struct prestera_switch *sw, + enum prestera_event_type type, + prestera_event_cb_t fn) +{ + struct prestera_fw_event_handler *eh; + + eh = __find_event_handler(sw, type); + if (!eh) + return; + + list_del_rcu(&eh->list); + kfree_rcu(eh, rcu); +} + +int prestera_hw_counter_trigger(struct prestera_switch *sw, u32 block_id) +{ + struct prestera_msg_counter_req req = { + .block_id = __cpu_to_le32(block_id) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_COUNTER_TRIGGER, + &req.cmd, sizeof(req)); +} + +int prestera_hw_counter_abort(struct prestera_switch *sw) +{ + struct prestera_msg_counter_req req; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_COUNTER_ABORT, + &req.cmd, sizeof(req)); +} + +int prestera_hw_counters_get(struct prestera_switch *sw, u32 idx, + u32 *len, bool *done, + struct prestera_counter_stats *stats) +{ + struct prestera_msg_counter_resp *resp; + struct prestera_msg_counter_req req = { + .block_id = __cpu_to_le32(idx), + .num_counters = __cpu_to_le32(*len), + }; + size_t size = struct_size(resp, stats, *len); + int err, i; + + resp = kmalloc(size, GFP_KERNEL); + if (!resp) + return -ENOMEM; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_COUNTER_GET, + &req.cmd, sizeof(req), &resp->ret, size); + if (err) + goto free_buff; + + for (i = 0; i < __le32_to_cpu(resp->num_counters); i++) { + stats[i].packets += __le64_to_cpu(resp->stats[i].packets); + stats[i].bytes += __le64_to_cpu(resp->stats[i].bytes); + } + + *len = __le32_to_cpu(resp->num_counters); + *done = __le32_to_cpu(resp->done); + +free_buff: + kfree(resp); + return err; +} + +int prestera_hw_counter_block_get(struct prestera_switch *sw, + u32 client, u32 *block_id, u32 *offset, + u32 *num_counters) +{ + struct prestera_msg_counter_resp resp; + struct prestera_msg_counter_req req = { + .client = __cpu_to_le32(client) + }; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_COUNTER_BLOCK_GET, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *block_id = __le32_to_cpu(resp.block_id); + *offset = __le32_to_cpu(resp.offset); + *num_counters = __le32_to_cpu(resp.num_counters); + + return 0; +} + +int prestera_hw_counter_block_release(struct prestera_switch *sw, + u32 block_id) +{ + struct prestera_msg_counter_req req = { + .block_id = __cpu_to_le32(block_id) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_COUNTER_BLOCK_RELEASE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_counter_clear(struct prestera_switch *sw, u32 block_id, + u32 counter_id) +{ + struct prestera_msg_counter_req req = { + .block_id = __cpu_to_le32(block_id), + .num_counters = __cpu_to_le32(counter_id) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_COUNTER_CLEAR, + &req.cmd, sizeof(req)); +} + +int prestera_hw_policer_create(struct prestera_switch *sw, u8 type, + u32 *policer_id) +{ + struct prestera_msg_policer_resp resp; + struct prestera_msg_policer_req req = { + .type = type + }; + int err; + + err = prestera_cmd_ret(sw, PRESTERA_CMD_TYPE_POLICER_CREATE, + &req.cmd, sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + *policer_id = __le32_to_cpu(resp.id); + return 0; +} + +int prestera_hw_policer_release(struct prestera_switch *sw, + u32 policer_id) +{ + struct prestera_msg_policer_req req = { + .id = __cpu_to_le32(policer_id) + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_POLICER_RELEASE, + &req.cmd, sizeof(req)); +} + +int prestera_hw_policer_sr_tcm_set(struct prestera_switch *sw, + u32 policer_id, u64 cir, u32 cbs) +{ + struct prestera_msg_policer_req req = { + .mode = PRESTERA_POLICER_MODE_SR_TCM, + .id = __cpu_to_le32(policer_id), + .sr_tcm = { + .cir = __cpu_to_le64(cir), + .cbs = __cpu_to_le32(cbs) + } + }; + + return prestera_cmd(sw, PRESTERA_CMD_TYPE_POLICER_SET, + &req.cmd, sizeof(req)); +} + +int prestera_hw_flood_domain_create(struct prestera_flood_domain *domain) +{ + struct prestera_msg_flood_domain_create_resp resp; + struct prestera_msg_flood_domain_create_req req; + int err; + + err = prestera_cmd_ret(domain->sw, + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_CREATE, &req.cmd, + sizeof(req), &resp.ret, sizeof(resp)); + if (err) + return err; + + domain->idx = __le32_to_cpu(resp.flood_domain_idx); + + return 0; +} + +int prestera_hw_flood_domain_destroy(struct prestera_flood_domain *domain) +{ + struct prestera_msg_flood_domain_destroy_req req = { + .flood_domain_idx = __cpu_to_le32(domain->idx), + }; + + return prestera_cmd(domain->sw, PRESTERA_CMD_TYPE_FLOOD_DOMAIN_DESTROY, + &req.cmd, sizeof(req)); +} + +int prestera_hw_flood_domain_ports_set(struct prestera_flood_domain *domain) +{ + struct prestera_flood_domain_port *flood_domain_port; + struct prestera_msg_flood_domain_ports_set_req *req; + struct prestera_msg_flood_domain_port *ports; + struct prestera_switch *sw = domain->sw; + struct prestera_port *port; + u32 ports_num = 0; + int buf_size; + void *buff; + u16 lag_id; + int err; + + list_for_each_entry(flood_domain_port, &domain->flood_domain_port_list, + flood_domain_port_node) + ports_num++; + + if (!ports_num) + return -EINVAL; + + buf_size = sizeof(*req) + sizeof(*ports) * ports_num; + + buff = kmalloc(buf_size, GFP_KERNEL); + if (!buff) + return -ENOMEM; + + req = buff; + ports = buff + sizeof(*req); + + req->flood_domain_idx = __cpu_to_le32(domain->idx); + req->ports_num = __cpu_to_le32(ports_num); + + list_for_each_entry(flood_domain_port, &domain->flood_domain_port_list, + flood_domain_port_node) { + if (netif_is_lag_master(flood_domain_port->dev)) { + if (prestera_lag_id(sw, flood_domain_port->dev, + &lag_id)) { + kfree(buff); + return -EINVAL; + } + + ports->port_type = + __cpu_to_le16(PRESTERA_HW_FLOOD_DOMAIN_PORT_TYPE_LAG); + ports->lag_id = __cpu_to_le16(lag_id); + } else { + port = prestera_port_dev_lower_find(flood_domain_port->dev); + + ports->port_type = + __cpu_to_le16(PRESTERA_HW_FDB_ENTRY_TYPE_REG_PORT); + ports->dev_num = __cpu_to_le32(port->dev_id); + ports->port_num = __cpu_to_le32(port->hw_id); + } + + ports->vid = __cpu_to_le16(flood_domain_port->vid); + + ports++; + } + + err = prestera_cmd(sw, PRESTERA_CMD_TYPE_FLOOD_DOMAIN_PORTS_SET, + &req->cmd, buf_size); + + kfree(buff); + + return err; +} + +int prestera_hw_flood_domain_ports_reset(struct prestera_flood_domain *domain) +{ + struct prestera_msg_flood_domain_ports_reset_req req = { + .flood_domain_idx = __cpu_to_le32(domain->idx), + }; + + return prestera_cmd(domain->sw, + PRESTERA_CMD_TYPE_FLOOD_DOMAIN_PORTS_RESET, &req.cmd, + sizeof(req)); +} + +int prestera_hw_mdb_create(struct prestera_mdb_entry *mdb) +{ + struct prestera_msg_mdb_create_req req = { + .flood_domain_idx = __cpu_to_le32(mdb->flood_domain->idx), + .vid = __cpu_to_le16(mdb->vid), + }; + + memcpy(req.mac, mdb->addr, ETH_ALEN); + + return prestera_cmd(mdb->sw, PRESTERA_CMD_TYPE_MDB_CREATE, &req.cmd, + sizeof(req)); +} + +int prestera_hw_mdb_destroy(struct prestera_mdb_entry *mdb) +{ + struct prestera_msg_mdb_destroy_req req = { + .flood_domain_idx = __cpu_to_le32(mdb->flood_domain->idx), + .vid = __cpu_to_le16(mdb->vid), + }; + + memcpy(req.mac, mdb->addr, ETH_ALEN); + + return prestera_cmd(mdb->sw, PRESTERA_CMD_TYPE_MDB_DESTROY, &req.cmd, + sizeof(req)); +} |