/* * drivers/net/ethernet/mellanox/mlxsw/reg.h * Copyright (c) 2015 Mellanox Technologies. All rights reserved. * Copyright (c) 2015 Ido Schimmel * Copyright (c) 2015 Elad Raz * Copyright (c) 2015 Jiri Pirko * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the names of the copyright holders nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _MLXSW_REG_H #define _MLXSW_REG_H #include #include #include #include "item.h" #include "port.h" struct mlxsw_reg_info { u16 id; u16 len; /* In u8 */ }; #define MLXSW_REG(type) (&mlxsw_reg_##type) #define MLXSW_REG_LEN(type) MLXSW_REG(type)->len #define MLXSW_REG_ZERO(type, payload) memset(payload, 0, MLXSW_REG(type)->len) /* SGCR - Switch General Configuration Register * -------------------------------------------- * This register is used for configuration of the switch capabilities. */ #define MLXSW_REG_SGCR_ID 0x2000 #define MLXSW_REG_SGCR_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_sgcr = { .id = MLXSW_REG_SGCR_ID, .len = MLXSW_REG_SGCR_LEN, }; /* reg_sgcr_llb * Link Local Broadcast (Default=0) * When set, all Link Local packets (224.0.0.X) will be treated as broadcast * packets and ignore the IGMP snooping entries. * Access: RW */ MLXSW_ITEM32(reg, sgcr, llb, 0x04, 0, 1); static inline void mlxsw_reg_sgcr_pack(char *payload, bool llb) { MLXSW_REG_ZERO(sgcr, payload); mlxsw_reg_sgcr_llb_set(payload, !!llb); } /* SPAD - Switch Physical Address Register * --------------------------------------- * The SPAD register configures the switch physical MAC address. */ #define MLXSW_REG_SPAD_ID 0x2002 #define MLXSW_REG_SPAD_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_spad = { .id = MLXSW_REG_SPAD_ID, .len = MLXSW_REG_SPAD_LEN, }; /* reg_spad_base_mac * Base MAC address for the switch partitions. * Per switch partition MAC address is equal to: * base_mac + swid * Access: RW */ MLXSW_ITEM_BUF(reg, spad, base_mac, 0x02, 6); /* SMID - Switch Multicast ID * -------------------------- * The MID record maps from a MID (Multicast ID), which is a unique identifier * of the multicast group within the stacking domain, into a list of local * ports into which the packet is replicated. */ #define MLXSW_REG_SMID_ID 0x2007 #define MLXSW_REG_SMID_LEN 0x240 static const struct mlxsw_reg_info mlxsw_reg_smid = { .id = MLXSW_REG_SMID_ID, .len = MLXSW_REG_SMID_LEN, }; /* reg_smid_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, smid, swid, 0x00, 24, 8); /* reg_smid_mid * Multicast identifier - global identifier that represents the multicast group * across all devices. * Access: Index */ MLXSW_ITEM32(reg, smid, mid, 0x00, 0, 16); /* reg_smid_port * Local port memebership (1 bit per port). * Access: RW */ MLXSW_ITEM_BIT_ARRAY(reg, smid, port, 0x20, 0x20, 1); /* reg_smid_port_mask * Local port mask (1 bit per port). * Access: W */ MLXSW_ITEM_BIT_ARRAY(reg, smid, port_mask, 0x220, 0x20, 1); static inline void mlxsw_reg_smid_pack(char *payload, u16 mid, u8 port, bool set) { MLXSW_REG_ZERO(smid, payload); mlxsw_reg_smid_swid_set(payload, 0); mlxsw_reg_smid_mid_set(payload, mid); mlxsw_reg_smid_port_set(payload, port, set); mlxsw_reg_smid_port_mask_set(payload, port, 1); } /* SSPR - Switch System Port Record Register * ----------------------------------------- * Configures the system port to local port mapping. */ #define MLXSW_REG_SSPR_ID 0x2008 #define MLXSW_REG_SSPR_LEN 0x8 static const struct mlxsw_reg_info mlxsw_reg_sspr = { .id = MLXSW_REG_SSPR_ID, .len = MLXSW_REG_SSPR_LEN, }; /* reg_sspr_m * Master - if set, then the record describes the master system port. * This is needed in case a local port is mapped into several system ports * (for multipathing). That number will be reported as the source system * port when packets are forwarded to the CPU. Only one master port is allowed * per local port. * * Note: Must be set for Spectrum. * Access: RW */ MLXSW_ITEM32(reg, sspr, m, 0x00, 31, 1); /* reg_sspr_local_port * Local port number. * * Access: RW */ MLXSW_ITEM32(reg, sspr, local_port, 0x00, 16, 8); /* reg_sspr_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * * Access: RW */ MLXSW_ITEM32(reg, sspr, sub_port, 0x00, 8, 8); /* reg_sspr_system_port * Unique identifier within the stacking domain that represents all the ports * that are available in the system (external ports). * * Currently, only single-ASIC configurations are supported, so we default to * 1:1 mapping between system ports and local ports. * Access: Index */ MLXSW_ITEM32(reg, sspr, system_port, 0x04, 0, 16); static inline void mlxsw_reg_sspr_pack(char *payload, u8 local_port) { MLXSW_REG_ZERO(sspr, payload); mlxsw_reg_sspr_m_set(payload, 1); mlxsw_reg_sspr_local_port_set(payload, local_port); mlxsw_reg_sspr_sub_port_set(payload, 0); mlxsw_reg_sspr_system_port_set(payload, local_port); } /* SFDAT - Switch Filtering Database Aging Time * -------------------------------------------- * Controls the Switch aging time. Aging time is able to be set per Switch * Partition. */ #define MLXSW_REG_SFDAT_ID 0x2009 #define MLXSW_REG_SFDAT_LEN 0x8 static const struct mlxsw_reg_info mlxsw_reg_sfdat = { .id = MLXSW_REG_SFDAT_ID, .len = MLXSW_REG_SFDAT_LEN, }; /* reg_sfdat_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, sfdat, swid, 0x00, 24, 8); /* reg_sfdat_age_time * Aging time in seconds * Min - 10 seconds * Max - 1,000,000 seconds * Default is 300 seconds. * Access: RW */ MLXSW_ITEM32(reg, sfdat, age_time, 0x04, 0, 20); static inline void mlxsw_reg_sfdat_pack(char *payload, u32 age_time) { MLXSW_REG_ZERO(sfdat, payload); mlxsw_reg_sfdat_swid_set(payload, 0); mlxsw_reg_sfdat_age_time_set(payload, age_time); } /* SFD - Switch Filtering Database * ------------------------------- * The following register defines the access to the filtering database. * The register supports querying, adding, removing and modifying the database. * The access is optimized for bulk updates in which case more than one * FDB record is present in the same command. */ #define MLXSW_REG_SFD_ID 0x200A #define MLXSW_REG_SFD_BASE_LEN 0x10 /* base length, without records */ #define MLXSW_REG_SFD_REC_LEN 0x10 /* record length */ #define MLXSW_REG_SFD_REC_MAX_COUNT 64 #define MLXSW_REG_SFD_LEN (MLXSW_REG_SFD_BASE_LEN + \ MLXSW_REG_SFD_REC_LEN * MLXSW_REG_SFD_REC_MAX_COUNT) static const struct mlxsw_reg_info mlxsw_reg_sfd = { .id = MLXSW_REG_SFD_ID, .len = MLXSW_REG_SFD_LEN, }; /* reg_sfd_swid * Switch partition ID for queries. Reserved on Write. * Access: Index */ MLXSW_ITEM32(reg, sfd, swid, 0x00, 24, 8); enum mlxsw_reg_sfd_op { /* Dump entire FDB a (process according to record_locator) */ MLXSW_REG_SFD_OP_QUERY_DUMP = 0, /* Query records by {MAC, VID/FID} value */ MLXSW_REG_SFD_OP_QUERY_QUERY = 1, /* Query and clear activity. Query records by {MAC, VID/FID} value */ MLXSW_REG_SFD_OP_QUERY_QUERY_AND_CLEAR_ACTIVITY = 2, /* Test. Response indicates if each of the records could be * added to the FDB. */ MLXSW_REG_SFD_OP_WRITE_TEST = 0, /* Add/modify. Aged-out records cannot be added. This command removes * the learning notification of the {MAC, VID/FID}. Response includes * the entries that were added to the FDB. */ MLXSW_REG_SFD_OP_WRITE_EDIT = 1, /* Remove record by {MAC, VID/FID}. This command also removes * the learning notification and aged-out notifications * of the {MAC, VID/FID}. The response provides current (pre-removal) * entries as non-aged-out. */ MLXSW_REG_SFD_OP_WRITE_REMOVE = 2, /* Remove learned notification by {MAC, VID/FID}. The response provides * the removed learning notification. */ MLXSW_REG_SFD_OP_WRITE_REMOVE_NOTIFICATION = 2, }; /* reg_sfd_op * Operation. * Access: OP */ MLXSW_ITEM32(reg, sfd, op, 0x04, 30, 2); /* reg_sfd_record_locator * Used for querying the FDB. Use record_locator=0 to initiate the * query. When a record is returned, a new record_locator is * returned to be used in the subsequent query. * Reserved for database update. * Access: Index */ MLXSW_ITEM32(reg, sfd, record_locator, 0x04, 0, 30); /* reg_sfd_num_rec * Request: Number of records to read/add/modify/remove * Response: Number of records read/added/replaced/removed * See above description for more details. * Ranges 0..64 * Access: RW */ MLXSW_ITEM32(reg, sfd, num_rec, 0x08, 0, 8); static inline void mlxsw_reg_sfd_pack(char *payload, enum mlxsw_reg_sfd_op op, u32 record_locator) { MLXSW_REG_ZERO(sfd, payload); mlxsw_reg_sfd_op_set(payload, op); mlxsw_reg_sfd_record_locator_set(payload, record_locator); } /* reg_sfd_rec_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8, MLXSW_REG_SFD_REC_LEN, 0x00, false); enum mlxsw_reg_sfd_rec_type { MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0, MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1, MLXSW_REG_SFD_REC_TYPE_MULTICAST = 0x2, }; /* reg_sfd_rec_type * FDB record type. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, rec_type, MLXSW_REG_SFD_BASE_LEN, 20, 4, MLXSW_REG_SFD_REC_LEN, 0x00, false); enum mlxsw_reg_sfd_rec_policy { /* Replacement disabled, aging disabled. */ MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY = 0, /* (mlag remote): Replacement enabled, aging disabled, * learning notification enabled on this port. */ MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_MLAG = 1, /* (ingress device): Replacement enabled, aging enabled. */ MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS = 3, }; /* reg_sfd_rec_policy * Policy. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, rec_policy, MLXSW_REG_SFD_BASE_LEN, 18, 2, MLXSW_REG_SFD_REC_LEN, 0x00, false); /* reg_sfd_rec_a * Activity. Set for new static entries. Set for static entries if a frame SMAC * lookup hits on the entry. * To clear the a bit, use "query and clear activity" op. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfd, rec_a, MLXSW_REG_SFD_BASE_LEN, 16, 1, MLXSW_REG_SFD_REC_LEN, 0x00, false); /* reg_sfd_rec_mac * MAC address. * Access: Index */ MLXSW_ITEM_BUF_INDEXED(reg, sfd, rec_mac, MLXSW_REG_SFD_BASE_LEN, 6, MLXSW_REG_SFD_REC_LEN, 0x02); enum mlxsw_reg_sfd_rec_action { /* forward */ MLXSW_REG_SFD_REC_ACTION_NOP = 0, /* forward and trap, trap_id is FDB_TRAP */ MLXSW_REG_SFD_REC_ACTION_MIRROR_TO_CPU = 1, /* trap and do not forward, trap_id is FDB_TRAP */ MLXSW_REG_SFD_REC_ACTION_TRAP = 3, MLXSW_REG_SFD_REC_ACTION_DISCARD_ERROR = 15, }; /* reg_sfd_rec_action * Action to apply on the packet. * Note: Dynamic entries can only be configured with NOP action. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, rec_action, MLXSW_REG_SFD_BASE_LEN, 28, 4, MLXSW_REG_SFD_REC_LEN, 0x0C, false); /* reg_sfd_uc_sub_port * VEPA channel on local port. * Valid only if local port is a non-stacking port. Must be 0 if multichannel * VEPA is not enabled. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_uc_fid_vid * Filtering ID or VLAN ID * For SwitchX and SwitchX-2: * - Dynamic entries (policy 2,3) use FID * - Static entries (policy 0) use VID * - When independent learning is configured, VID=FID * For Spectrum: use FID for both Dynamic and Static entries. * VID should not be used. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_uc_system_port * Unique port identifier for the final destination of the packet. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16, MLXSW_REG_SFD_REC_LEN, 0x0C, false); static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index, enum mlxsw_reg_sfd_rec_type rec_type, const char *mac, enum mlxsw_reg_sfd_rec_action action) { u8 num_rec = mlxsw_reg_sfd_num_rec_get(payload); if (rec_index >= num_rec) mlxsw_reg_sfd_num_rec_set(payload, rec_index + 1); mlxsw_reg_sfd_rec_swid_set(payload, rec_index, 0); mlxsw_reg_sfd_rec_type_set(payload, rec_index, rec_type); mlxsw_reg_sfd_rec_mac_memcpy_to(payload, rec_index, mac); mlxsw_reg_sfd_rec_action_set(payload, rec_index, action); } static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index, enum mlxsw_reg_sfd_rec_policy policy, const char *mac, u16 fid_vid, enum mlxsw_reg_sfd_rec_action action, u8 local_port) { mlxsw_reg_sfd_rec_pack(payload, rec_index, MLXSW_REG_SFD_REC_TYPE_UNICAST, mac, action); mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy); mlxsw_reg_sfd_uc_sub_port_set(payload, rec_index, 0); mlxsw_reg_sfd_uc_fid_vid_set(payload, rec_index, fid_vid); mlxsw_reg_sfd_uc_system_port_set(payload, rec_index, local_port); } static inline void mlxsw_reg_sfd_uc_unpack(char *payload, int rec_index, char *mac, u16 *p_fid_vid, u8 *p_local_port) { mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac); *p_fid_vid = mlxsw_reg_sfd_uc_fid_vid_get(payload, rec_index); *p_local_port = mlxsw_reg_sfd_uc_system_port_get(payload, rec_index); } /* reg_sfd_uc_lag_sub_port * LAG sub port. * Must be 0 if multichannel VEPA is not enabled. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_uc_lag_fid_vid * Filtering ID or VLAN ID * For SwitchX and SwitchX-2: * - Dynamic entries (policy 2,3) use FID * - Static entries (policy 0) use VID * - When independent learning is configured, VID=FID * For Spectrum: use FID for both Dynamic and Static entries. * VID should not be used. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_uc_lag_lag_vid * Indicates VID in case of vFIDs. Reserved for FIDs. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_vid, MLXSW_REG_SFD_BASE_LEN, 16, 12, MLXSW_REG_SFD_REC_LEN, 0x0C, false); /* reg_sfd_uc_lag_lag_id * LAG Identifier - pointer into the LAG descriptor table. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_id, MLXSW_REG_SFD_BASE_LEN, 0, 10, MLXSW_REG_SFD_REC_LEN, 0x0C, false); static inline void mlxsw_reg_sfd_uc_lag_pack(char *payload, int rec_index, enum mlxsw_reg_sfd_rec_policy policy, const char *mac, u16 fid_vid, enum mlxsw_reg_sfd_rec_action action, u16 lag_vid, u16 lag_id) { mlxsw_reg_sfd_rec_pack(payload, rec_index, MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG, mac, action); mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy); mlxsw_reg_sfd_uc_lag_sub_port_set(payload, rec_index, 0); mlxsw_reg_sfd_uc_lag_fid_vid_set(payload, rec_index, fid_vid); mlxsw_reg_sfd_uc_lag_lag_vid_set(payload, rec_index, lag_vid); mlxsw_reg_sfd_uc_lag_lag_id_set(payload, rec_index, lag_id); } static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index, char *mac, u16 *p_vid, u16 *p_lag_id) { mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac); *p_vid = mlxsw_reg_sfd_uc_lag_fid_vid_get(payload, rec_index); *p_lag_id = mlxsw_reg_sfd_uc_lag_lag_id_get(payload, rec_index); } /* reg_sfd_mc_pgi * * Multicast port group index - index into the port group table. * Value 0x1FFF indicates the pgi should point to the MID entry. * For Spectrum this value must be set to 0x1FFF * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, mc_pgi, MLXSW_REG_SFD_BASE_LEN, 16, 13, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_mc_fid_vid * * Filtering ID or VLAN ID * Access: Index */ MLXSW_ITEM32_INDEXED(reg, sfd, mc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, MLXSW_REG_SFD_REC_LEN, 0x08, false); /* reg_sfd_mc_mid * * Multicast identifier - global identifier that represents the multicast * group across all devices. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sfd, mc_mid, MLXSW_REG_SFD_BASE_LEN, 0, 16, MLXSW_REG_SFD_REC_LEN, 0x0C, false); static inline void mlxsw_reg_sfd_mc_pack(char *payload, int rec_index, const char *mac, u16 fid_vid, enum mlxsw_reg_sfd_rec_action action, u16 mid) { mlxsw_reg_sfd_rec_pack(payload, rec_index, MLXSW_REG_SFD_REC_TYPE_MULTICAST, mac, action); mlxsw_reg_sfd_mc_pgi_set(payload, rec_index, 0x1FFF); mlxsw_reg_sfd_mc_fid_vid_set(payload, rec_index, fid_vid); mlxsw_reg_sfd_mc_mid_set(payload, rec_index, mid); } /* SFN - Switch FDB Notification Register * ------------------------------------------- * The switch provides notifications on newly learned FDB entries and * aged out entries. The notifications can be polled by software. */ #define MLXSW_REG_SFN_ID 0x200B #define MLXSW_REG_SFN_BASE_LEN 0x10 /* base length, without records */ #define MLXSW_REG_SFN_REC_LEN 0x10 /* record length */ #define MLXSW_REG_SFN_REC_MAX_COUNT 64 #define MLXSW_REG_SFN_LEN (MLXSW_REG_SFN_BASE_LEN + \ MLXSW_REG_SFN_REC_LEN * MLXSW_REG_SFN_REC_MAX_COUNT) static const struct mlxsw_reg_info mlxsw_reg_sfn = { .id = MLXSW_REG_SFN_ID, .len = MLXSW_REG_SFN_LEN, }; /* reg_sfn_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, sfn, swid, 0x00, 24, 8); /* reg_sfn_num_rec * Request: Number of learned notifications and aged-out notification * records requested. * Response: Number of notification records returned (must be smaller * than or equal to the value requested) * Ranges 0..64 * Access: OP */ MLXSW_ITEM32(reg, sfn, num_rec, 0x04, 0, 8); static inline void mlxsw_reg_sfn_pack(char *payload) { MLXSW_REG_ZERO(sfn, payload); mlxsw_reg_sfn_swid_set(payload, 0); mlxsw_reg_sfn_num_rec_set(payload, MLXSW_REG_SFN_REC_MAX_COUNT); } /* reg_sfn_rec_swid * Switch partition ID. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, rec_swid, MLXSW_REG_SFN_BASE_LEN, 24, 8, MLXSW_REG_SFN_REC_LEN, 0x00, false); enum mlxsw_reg_sfn_rec_type { /* MAC addresses learned on a regular port. */ MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC = 0x5, /* MAC addresses learned on a LAG port. */ MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG = 0x6, /* Aged-out MAC address on a regular port. */ MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC = 0x7, /* Aged-out MAC address on a LAG port. */ MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG = 0x8, }; /* reg_sfn_rec_type * Notification record type. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, rec_type, MLXSW_REG_SFN_BASE_LEN, 20, 4, MLXSW_REG_SFN_REC_LEN, 0x00, false); /* reg_sfn_rec_mac * MAC address. * Access: RO */ MLXSW_ITEM_BUF_INDEXED(reg, sfn, rec_mac, MLXSW_REG_SFN_BASE_LEN, 6, MLXSW_REG_SFN_REC_LEN, 0x02); /* reg_sfn_mac_sub_port * VEPA channel on the local port. * 0 if multichannel VEPA is not enabled. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, mac_sub_port, MLXSW_REG_SFN_BASE_LEN, 16, 8, MLXSW_REG_SFN_REC_LEN, 0x08, false); /* reg_sfn_mac_fid * Filtering identifier. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, mac_fid, MLXSW_REG_SFN_BASE_LEN, 0, 16, MLXSW_REG_SFN_REC_LEN, 0x08, false); /* reg_sfn_mac_system_port * Unique port identifier for the final destination of the packet. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, mac_system_port, MLXSW_REG_SFN_BASE_LEN, 0, 16, MLXSW_REG_SFN_REC_LEN, 0x0C, false); static inline void mlxsw_reg_sfn_mac_unpack(char *payload, int rec_index, char *mac, u16 *p_vid, u8 *p_local_port) { mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac); *p_vid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index); *p_local_port = mlxsw_reg_sfn_mac_system_port_get(payload, rec_index); } /* reg_sfn_mac_lag_lag_id * LAG ID (pointer into the LAG descriptor table). * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sfn, mac_lag_lag_id, MLXSW_REG_SFN_BASE_LEN, 0, 10, MLXSW_REG_SFN_REC_LEN, 0x0C, false); static inline void mlxsw_reg_sfn_mac_lag_unpack(char *payload, int rec_index, char *mac, u16 *p_vid, u16 *p_lag_id) { mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac); *p_vid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index); *p_lag_id = mlxsw_reg_sfn_mac_lag_lag_id_get(payload, rec_index); } /* SPMS - Switch Port MSTP/RSTP State Register * ------------------------------------------- * Configures the spanning tree state of a physical port. */ #define MLXSW_REG_SPMS_ID 0x200D #define MLXSW_REG_SPMS_LEN 0x404 static const struct mlxsw_reg_info mlxsw_reg_spms = { .id = MLXSW_REG_SPMS_ID, .len = MLXSW_REG_SPMS_LEN, }; /* reg_spms_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, spms, local_port, 0x00, 16, 8); enum mlxsw_reg_spms_state { MLXSW_REG_SPMS_STATE_NO_CHANGE, MLXSW_REG_SPMS_STATE_DISCARDING, MLXSW_REG_SPMS_STATE_LEARNING, MLXSW_REG_SPMS_STATE_FORWARDING, }; /* reg_spms_state * Spanning tree state of each VLAN ID (VID) of the local port. * 0 - Do not change spanning tree state (used only when writing). * 1 - Discarding. No learning or forwarding to/from this port (default). * 2 - Learning. Port is learning, but not forwarding. * 3 - Forwarding. Port is learning and forwarding. * Access: RW */ MLXSW_ITEM_BIT_ARRAY(reg, spms, state, 0x04, 0x400, 2); static inline void mlxsw_reg_spms_pack(char *payload, u8 local_port) { MLXSW_REG_ZERO(spms, payload); mlxsw_reg_spms_local_port_set(payload, local_port); } static inline void mlxsw_reg_spms_vid_pack(char *payload, u16 vid, enum mlxsw_reg_spms_state state) { mlxsw_reg_spms_state_set(payload, vid, state); } /* SPVID - Switch Port VID * ----------------------- * The switch port VID configures the default VID for a port. */ #define MLXSW_REG_SPVID_ID 0x200E #define MLXSW_REG_SPVID_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_spvid = { .id = MLXSW_REG_SPVID_ID, .len = MLXSW_REG_SPVID_LEN, }; /* reg_spvid_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, spvid, local_port, 0x00, 16, 8); /* reg_spvid_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * Access: Index */ MLXSW_ITEM32(reg, spvid, sub_port, 0x00, 8, 8); /* reg_spvid_pvid * Port default VID * Access: RW */ MLXSW_ITEM32(reg, spvid, pvid, 0x04, 0, 12); static inline void mlxsw_reg_spvid_pack(char *payload, u8 local_port, u16 pvid) { MLXSW_REG_ZERO(spvid, payload); mlxsw_reg_spvid_local_port_set(payload, local_port); mlxsw_reg_spvid_pvid_set(payload, pvid); } /* SPVM - Switch Port VLAN Membership * ---------------------------------- * The Switch Port VLAN Membership register configures the VLAN membership * of a port in a VLAN denoted by VID. VLAN membership is managed per * virtual port. The register can be used to add and remove VID(s) from a port. */ #define MLXSW_REG_SPVM_ID 0x200F #define MLXSW_REG_SPVM_BASE_LEN 0x04 /* base length, without records */ #define MLXSW_REG_SPVM_REC_LEN 0x04 /* record length */ #define MLXSW_REG_SPVM_REC_MAX_COUNT 256 #define MLXSW_REG_SPVM_LEN (MLXSW_REG_SPVM_BASE_LEN + \ MLXSW_REG_SPVM_REC_LEN * MLXSW_REG_SPVM_REC_MAX_COUNT) static const struct mlxsw_reg_info mlxsw_reg_spvm = { .id = MLXSW_REG_SPVM_ID, .len = MLXSW_REG_SPVM_LEN, }; /* reg_spvm_pt * Priority tagged. If this bit is set, packets forwarded to the port with * untagged VLAN membership (u bit is set) will be tagged with priority tag * (VID=0) * Access: RW */ MLXSW_ITEM32(reg, spvm, pt, 0x00, 31, 1); /* reg_spvm_pte * Priority Tagged Update Enable. On Write operations, if this bit is cleared, * the pt bit will NOT be updated. To update the pt bit, pte must be set. * Access: WO */ MLXSW_ITEM32(reg, spvm, pte, 0x00, 30, 1); /* reg_spvm_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, spvm, local_port, 0x00, 16, 8); /* reg_spvm_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * Access: Index */ MLXSW_ITEM32(reg, spvm, sub_port, 0x00, 8, 8); /* reg_spvm_num_rec * Number of records to update. Each record contains: i, e, u, vid. * Access: OP */ MLXSW_ITEM32(reg, spvm, num_rec, 0x00, 0, 8); /* reg_spvm_rec_i * Ingress membership in VLAN ID. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, spvm, rec_i, MLXSW_REG_SPVM_BASE_LEN, 14, 1, MLXSW_REG_SPVM_REC_LEN, 0, false); /* reg_spvm_rec_e * Egress membership in VLAN ID. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, spvm, rec_e, MLXSW_REG_SPVM_BASE_LEN, 13, 1, MLXSW_REG_SPVM_REC_LEN, 0, false); /* reg_spvm_rec_u * Untagged - port is an untagged member - egress transmission uses untagged * frames on VID * Access: Index */ MLXSW_ITEM32_INDEXED(reg, spvm, rec_u, MLXSW_REG_SPVM_BASE_LEN, 12, 1, MLXSW_REG_SPVM_REC_LEN, 0, false); /* reg_spvm_rec_vid * Egress membership in VLAN ID. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, spvm, rec_vid, MLXSW_REG_SPVM_BASE_LEN, 0, 12, MLXSW_REG_SPVM_REC_LEN, 0, false); static inline void mlxsw_reg_spvm_pack(char *payload, u8 local_port, u16 vid_begin, u16 vid_end, bool is_member, bool untagged) { int size = vid_end - vid_begin + 1; int i; MLXSW_REG_ZERO(spvm, payload); mlxsw_reg_spvm_local_port_set(payload, local_port); mlxsw_reg_spvm_num_rec_set(payload, size); for (i = 0; i < size; i++) { mlxsw_reg_spvm_rec_i_set(payload, i, is_member); mlxsw_reg_spvm_rec_e_set(payload, i, is_member); mlxsw_reg_spvm_rec_u_set(payload, i, untagged); mlxsw_reg_spvm_rec_vid_set(payload, i, vid_begin + i); } } /* SPAFT - Switch Port Acceptable Frame Types * ------------------------------------------ * The Switch Port Acceptable Frame Types register configures the frame * admittance of the port. */ #define MLXSW_REG_SPAFT_ID 0x2010 #define MLXSW_REG_SPAFT_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_spaft = { .id = MLXSW_REG_SPAFT_ID, .len = MLXSW_REG_SPAFT_LEN, }; /* reg_spaft_local_port * Local port number. * Access: Index * * Note: CPU port is not supported (all tag types are allowed). */ MLXSW_ITEM32(reg, spaft, local_port, 0x00, 16, 8); /* reg_spaft_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * Access: RW */ MLXSW_ITEM32(reg, spaft, sub_port, 0x00, 8, 8); /* reg_spaft_allow_untagged * When set, untagged frames on the ingress are allowed (default). * Access: RW */ MLXSW_ITEM32(reg, spaft, allow_untagged, 0x04, 31, 1); /* reg_spaft_allow_prio_tagged * When set, priority tagged frames on the ingress are allowed (default). * Access: RW */ MLXSW_ITEM32(reg, spaft, allow_prio_tagged, 0x04, 30, 1); /* reg_spaft_allow_tagged * When set, tagged frames on the ingress are allowed (default). * Access: RW */ MLXSW_ITEM32(reg, spaft, allow_tagged, 0x04, 29, 1); static inline void mlxsw_reg_spaft_pack(char *payload, u8 local_port, bool allow_untagged) { MLXSW_REG_ZERO(spaft, payload); mlxsw_reg_spaft_local_port_set(payload, local_port); mlxsw_reg_spaft_allow_untagged_set(payload, allow_untagged); mlxsw_reg_spaft_allow_prio_tagged_set(payload, true); mlxsw_reg_spaft_allow_tagged_set(payload, true); } /* SFGC - Switch Flooding Group Configuration * ------------------------------------------ * The following register controls the association of flooding tables and MIDs * to packet types used for flooding. */ #define MLXSW_REG_SFGC_ID 0x2011 #define MLXSW_REG_SFGC_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_sfgc = { .id = MLXSW_REG_SFGC_ID, .len = MLXSW_REG_SFGC_LEN, }; enum mlxsw_reg_sfgc_type { MLXSW_REG_SFGC_TYPE_BROADCAST, MLXSW_REG_SFGC_TYPE_UNKNOWN_UNICAST, MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4, MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV6, MLXSW_REG_SFGC_TYPE_RESERVED, MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_NON_IP, MLXSW_REG_SFGC_TYPE_IPV4_LINK_LOCAL, MLXSW_REG_SFGC_TYPE_IPV6_ALL_HOST, MLXSW_REG_SFGC_TYPE_MAX, }; /* reg_sfgc_type * The traffic type to reach the flooding table. * Access: Index */ MLXSW_ITEM32(reg, sfgc, type, 0x00, 0, 4); enum mlxsw_reg_sfgc_bridge_type { MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID = 0, MLXSW_REG_SFGC_BRIDGE_TYPE_VFID = 1, }; /* reg_sfgc_bridge_type * Access: Index * * Note: SwitchX-2 only supports 802.1Q mode. */ MLXSW_ITEM32(reg, sfgc, bridge_type, 0x04, 24, 3); enum mlxsw_flood_table_type { MLXSW_REG_SFGC_TABLE_TYPE_VID = 1, MLXSW_REG_SFGC_TABLE_TYPE_SINGLE = 2, MLXSW_REG_SFGC_TABLE_TYPE_ANY = 0, MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST = 3, MLXSW_REG_SFGC_TABLE_TYPE_FID = 4, }; /* reg_sfgc_table_type * See mlxsw_flood_table_type * Access: RW * * Note: FID offset and FID types are not supported in SwitchX-2. */ MLXSW_ITEM32(reg, sfgc, table_type, 0x04, 16, 3); /* reg_sfgc_flood_table * Flooding table index to associate with the specific type on the specific * switch partition. * Access: RW */ MLXSW_ITEM32(reg, sfgc, flood_table, 0x04, 0, 6); /* reg_sfgc_mid * The multicast ID for the swid. Not supported for Spectrum * Access: RW */ MLXSW_ITEM32(reg, sfgc, mid, 0x08, 0, 16); /* reg_sfgc_counter_set_type * Counter Set Type for flow counters. * Access: RW */ MLXSW_ITEM32(reg, sfgc, counter_set_type, 0x0C, 24, 8); /* reg_sfgc_counter_index * Counter Index for flow counters. * Access: RW */ MLXSW_ITEM32(reg, sfgc, counter_index, 0x0C, 0, 24); static inline void mlxsw_reg_sfgc_pack(char *payload, enum mlxsw_reg_sfgc_type type, enum mlxsw_reg_sfgc_bridge_type bridge_type, enum mlxsw_flood_table_type table_type, unsigned int flood_table) { MLXSW_REG_ZERO(sfgc, payload); mlxsw_reg_sfgc_type_set(payload, type); mlxsw_reg_sfgc_bridge_type_set(payload, bridge_type); mlxsw_reg_sfgc_table_type_set(payload, table_type); mlxsw_reg_sfgc_flood_table_set(payload, flood_table); mlxsw_reg_sfgc_mid_set(payload, MLXSW_PORT_MID); } /* SFTR - Switch Flooding Table Register * ------------------------------------- * The switch flooding table is used for flooding packet replication. The table * defines a bit mask of ports for packet replication. */ #define MLXSW_REG_SFTR_ID 0x2012 #define MLXSW_REG_SFTR_LEN 0x420 static const struct mlxsw_reg_info mlxsw_reg_sftr = { .id = MLXSW_REG_SFTR_ID, .len = MLXSW_REG_SFTR_LEN, }; /* reg_sftr_swid * Switch partition ID with which to associate the port. * Access: Index */ MLXSW_ITEM32(reg, sftr, swid, 0x00, 24, 8); /* reg_sftr_flood_table * Flooding table index to associate with the specific type on the specific * switch partition. * Access: Index */ MLXSW_ITEM32(reg, sftr, flood_table, 0x00, 16, 6); /* reg_sftr_index * Index. Used as an index into the Flooding Table in case the table is * configured to use VID / FID or FID Offset. * Access: Index */ MLXSW_ITEM32(reg, sftr, index, 0x00, 0, 16); /* reg_sftr_table_type * See mlxsw_flood_table_type * Access: RW */ MLXSW_ITEM32(reg, sftr, table_type, 0x04, 16, 3); /* reg_sftr_range * Range of entries to update * Access: Index */ MLXSW_ITEM32(reg, sftr, range, 0x04, 0, 16); /* reg_sftr_port * Local port membership (1 bit per port). * Access: RW */ MLXSW_ITEM_BIT_ARRAY(reg, sftr, port, 0x20, 0x20, 1); /* reg_sftr_cpu_port_mask * CPU port mask (1 bit per port). * Access: W */ MLXSW_ITEM_BIT_ARRAY(reg, sftr, port_mask, 0x220, 0x20, 1); static inline void mlxsw_reg_sftr_pack(char *payload, unsigned int flood_table, unsigned int index, enum mlxsw_flood_table_type table_type, unsigned int range, u8 port, bool set) { MLXSW_REG_ZERO(sftr, payload); mlxsw_reg_sftr_swid_set(payload, 0); mlxsw_reg_sftr_flood_table_set(payload, flood_table); mlxsw_reg_sftr_index_set(payload, index); mlxsw_reg_sftr_table_type_set(payload, table_type); mlxsw_reg_sftr_range_set(payload, range); mlxsw_reg_sftr_port_set(payload, port, set); mlxsw_reg_sftr_port_mask_set(payload, port, 1); } /* SFDF - Switch Filtering DB Flush * -------------------------------- * The switch filtering DB flush register is used to flush the FDB. * Note that FDB notifications are flushed as well. */ #define MLXSW_REG_SFDF_ID 0x2013 #define MLXSW_REG_SFDF_LEN 0x14 static const struct mlxsw_reg_info mlxsw_reg_sfdf = { .id = MLXSW_REG_SFDF_ID, .len = MLXSW_REG_SFDF_LEN, }; /* reg_sfdf_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, sfdf, swid, 0x00, 24, 8); enum mlxsw_reg_sfdf_flush_type { MLXSW_REG_SFDF_FLUSH_PER_SWID, MLXSW_REG_SFDF_FLUSH_PER_FID, MLXSW_REG_SFDF_FLUSH_PER_PORT, MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID, MLXSW_REG_SFDF_FLUSH_PER_LAG, MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID, }; /* reg_sfdf_flush_type * Flush type. * 0 - All SWID dynamic entries are flushed. * 1 - All FID dynamic entries are flushed. * 2 - All dynamic entries pointing to port are flushed. * 3 - All FID dynamic entries pointing to port are flushed. * 4 - All dynamic entries pointing to LAG are flushed. * 5 - All FID dynamic entries pointing to LAG are flushed. * Access: RW */ MLXSW_ITEM32(reg, sfdf, flush_type, 0x04, 28, 4); /* reg_sfdf_flush_static * Static. * 0 - Flush only dynamic entries. * 1 - Flush both dynamic and static entries. * Access: RW */ MLXSW_ITEM32(reg, sfdf, flush_static, 0x04, 24, 1); static inline void mlxsw_reg_sfdf_pack(char *payload, enum mlxsw_reg_sfdf_flush_type type) { MLXSW_REG_ZERO(sfdf, payload); mlxsw_reg_sfdf_flush_type_set(payload, type); mlxsw_reg_sfdf_flush_static_set(payload, true); } /* reg_sfdf_fid * FID to flush. * Access: RW */ MLXSW_ITEM32(reg, sfdf, fid, 0x0C, 0, 16); /* reg_sfdf_system_port * Port to flush. * Access: RW */ MLXSW_ITEM32(reg, sfdf, system_port, 0x0C, 0, 16); /* reg_sfdf_port_fid_system_port * Port to flush, pointed to by FID. * Access: RW */ MLXSW_ITEM32(reg, sfdf, port_fid_system_port, 0x08, 0, 16); /* reg_sfdf_lag_id * LAG ID to flush. * Access: RW */ MLXSW_ITEM32(reg, sfdf, lag_id, 0x0C, 0, 10); /* reg_sfdf_lag_fid_lag_id * LAG ID to flush, pointed to by FID. * Access: RW */ MLXSW_ITEM32(reg, sfdf, lag_fid_lag_id, 0x08, 0, 10); /* SLDR - Switch LAG Descriptor Register * ----------------------------------------- * The switch LAG descriptor register is populated by LAG descriptors. * Each LAG descriptor is indexed by lag_id. The LAG ID runs from 0 to * max_lag-1. */ #define MLXSW_REG_SLDR_ID 0x2014 #define MLXSW_REG_SLDR_LEN 0x0C /* counting in only one port in list */ static const struct mlxsw_reg_info mlxsw_reg_sldr = { .id = MLXSW_REG_SLDR_ID, .len = MLXSW_REG_SLDR_LEN, }; enum mlxsw_reg_sldr_op { /* Indicates a creation of a new LAG-ID, lag_id must be valid */ MLXSW_REG_SLDR_OP_LAG_CREATE, MLXSW_REG_SLDR_OP_LAG_DESTROY, /* Ports that appear in the list have the Distributor enabled */ MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST, /* Removes ports from the disributor list */ MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST, }; /* reg_sldr_op * Operation. * Access: RW */ MLXSW_ITEM32(reg, sldr, op, 0x00, 29, 3); /* reg_sldr_lag_id * LAG identifier. The lag_id is the index into the LAG descriptor table. * Access: Index */ MLXSW_ITEM32(reg, sldr, lag_id, 0x00, 0, 10); static inline void mlxsw_reg_sldr_lag_create_pack(char *payload, u8 lag_id) { MLXSW_REG_ZERO(sldr, payload); mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_CREATE); mlxsw_reg_sldr_lag_id_set(payload, lag_id); } static inline void mlxsw_reg_sldr_lag_destroy_pack(char *payload, u8 lag_id) { MLXSW_REG_ZERO(sldr, payload); mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_DESTROY); mlxsw_reg_sldr_lag_id_set(payload, lag_id); } /* reg_sldr_num_ports * The number of member ports of the LAG. * Reserved for Create / Destroy operations * For Add / Remove operations - indicates the number of ports in the list. * Access: RW */ MLXSW_ITEM32(reg, sldr, num_ports, 0x04, 24, 8); /* reg_sldr_system_port * System port. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, sldr, system_port, 0x08, 0, 16, 4, 0, false); static inline void mlxsw_reg_sldr_lag_add_port_pack(char *payload, u8 lag_id, u8 local_port) { MLXSW_REG_ZERO(sldr, payload); mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST); mlxsw_reg_sldr_lag_id_set(payload, lag_id); mlxsw_reg_sldr_num_ports_set(payload, 1); mlxsw_reg_sldr_system_port_set(payload, 0, local_port); } static inline void mlxsw_reg_sldr_lag_remove_port_pack(char *payload, u8 lag_id, u8 local_port) { MLXSW_REG_ZERO(sldr, payload); mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST); mlxsw_reg_sldr_lag_id_set(payload, lag_id); mlxsw_reg_sldr_num_ports_set(payload, 1); mlxsw_reg_sldr_system_port_set(payload, 0, local_port); } /* SLCR - Switch LAG Configuration 2 Register * ------------------------------------------- * The Switch LAG Configuration register is used for configuring the * LAG properties of the switch. */ #define MLXSW_REG_SLCR_ID 0x2015 #define MLXSW_REG_SLCR_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_slcr = { .id = MLXSW_REG_SLCR_ID, .len = MLXSW_REG_SLCR_LEN, }; enum mlxsw_reg_slcr_pp { /* Global Configuration (for all ports) */ MLXSW_REG_SLCR_PP_GLOBAL, /* Per port configuration, based on local_port field */ MLXSW_REG_SLCR_PP_PER_PORT, }; /* reg_slcr_pp * Per Port Configuration * Note: Reading at Global mode results in reading port 1 configuration. * Access: Index */ MLXSW_ITEM32(reg, slcr, pp, 0x00, 24, 1); /* reg_slcr_local_port * Local port number * Supported from CPU port * Not supported from router port * Reserved when pp = Global Configuration * Access: Index */ MLXSW_ITEM32(reg, slcr, local_port, 0x00, 16, 8); enum mlxsw_reg_slcr_type { MLXSW_REG_SLCR_TYPE_CRC, /* default */ MLXSW_REG_SLCR_TYPE_XOR, MLXSW_REG_SLCR_TYPE_RANDOM, }; /* reg_slcr_type * Hash type * Access: RW */ MLXSW_ITEM32(reg, slcr, type, 0x00, 0, 4); /* Ingress port */ #define MLXSW_REG_SLCR_LAG_HASH_IN_PORT BIT(0) /* SMAC - for IPv4 and IPv6 packets */ #define MLXSW_REG_SLCR_LAG_HASH_SMAC_IP BIT(1) /* SMAC - for non-IP packets */ #define MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP BIT(2) #define MLXSW_REG_SLCR_LAG_HASH_SMAC \ (MLXSW_REG_SLCR_LAG_HASH_SMAC_IP | \ MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP) /* DMAC - for IPv4 and IPv6 packets */ #define MLXSW_REG_SLCR_LAG_HASH_DMAC_IP BIT(3) /* DMAC - for non-IP packets */ #define MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP BIT(4) #define MLXSW_REG_SLCR_LAG_HASH_DMAC \ (MLXSW_REG_SLCR_LAG_HASH_DMAC_IP | \ MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP) /* Ethertype - for IPv4 and IPv6 packets */ #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP BIT(5) /* Ethertype - for non-IP packets */ #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP BIT(6) #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE \ (MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP | \ MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP) /* VLAN ID - for IPv4 and IPv6 packets */ #define MLXSW_REG_SLCR_LAG_HASH_VLANID_IP BIT(7) /* VLAN ID - for non-IP packets */ #define MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP BIT(8) #define MLXSW_REG_SLCR_LAG_HASH_VLANID \ (MLXSW_REG_SLCR_LAG_HASH_VLANID_IP | \ MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP) /* Source IP address (can be IPv4 or IPv6) */ #define MLXSW_REG_SLCR_LAG_HASH_SIP BIT(9) /* Destination IP address (can be IPv4 or IPv6) */ #define MLXSW_REG_SLCR_LAG_HASH_DIP BIT(10) /* TCP/UDP source port */ #define MLXSW_REG_SLCR_LAG_HASH_SPORT BIT(11) /* TCP/UDP destination port*/ #define MLXSW_REG_SLCR_LAG_HASH_DPORT BIT(12) /* IPv4 Protocol/IPv6 Next Header */ #define MLXSW_REG_SLCR_LAG_HASH_IPPROTO BIT(13) /* IPv6 Flow label */ #define MLXSW_REG_SLCR_LAG_HASH_FLOWLABEL BIT(14) /* SID - FCoE source ID */ #define MLXSW_REG_SLCR_LAG_HASH_FCOE_SID BIT(15) /* DID - FCoE destination ID */ #define MLXSW_REG_SLCR_LAG_HASH_FCOE_DID BIT(16) /* OXID - FCoE originator exchange ID */ #define MLXSW_REG_SLCR_LAG_HASH_FCOE_OXID BIT(17) /* Destination QP number - for RoCE packets */ #define MLXSW_REG_SLCR_LAG_HASH_ROCE_DQP BIT(19) /* reg_slcr_lag_hash * LAG hashing configuration. This is a bitmask, in which each set * bit includes the corresponding item in the LAG hash calculation. * The default lag_hash contains SMAC, DMAC, VLANID and * Ethertype (for all packet types). * Access: RW */ MLXSW_ITEM32(reg, slcr, lag_hash, 0x04, 0, 20); static inline void mlxsw_reg_slcr_pack(char *payload, u16 lag_hash) { MLXSW_REG_ZERO(slcr, payload); mlxsw_reg_slcr_pp_set(payload, MLXSW_REG_SLCR_PP_GLOBAL); mlxsw_reg_slcr_type_set(payload, MLXSW_REG_SLCR_TYPE_XOR); mlxsw_reg_slcr_lag_hash_set(payload, lag_hash); } /* SLCOR - Switch LAG Collector Register * ------------------------------------- * The Switch LAG Collector register controls the Local Port membership * in a LAG and enablement of the collector. */ #define MLXSW_REG_SLCOR_ID 0x2016 #define MLXSW_REG_SLCOR_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_slcor = { .id = MLXSW_REG_SLCOR_ID, .len = MLXSW_REG_SLCOR_LEN, }; enum mlxsw_reg_slcor_col { /* Port is added with collector disabled */ MLXSW_REG_SLCOR_COL_LAG_ADD_PORT, MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED, MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_DISABLED, MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT, }; /* reg_slcor_col * Collector configuration * Access: RW */ MLXSW_ITEM32(reg, slcor, col, 0x00, 30, 2); /* reg_slcor_local_port * Local port number * Not supported for CPU port * Access: Index */ MLXSW_ITEM32(reg, slcor, local_port, 0x00, 16, 8); /* reg_slcor_lag_id * LAG Identifier. Index into the LAG descriptor table. * Access: Index */ MLXSW_ITEM32(reg, slcor, lag_id, 0x00, 0, 10); /* reg_slcor_port_index * Port index in the LAG list. Only valid on Add Port to LAG col. * Valid range is from 0 to cap_max_lag_members-1 * Access: RW */ MLXSW_ITEM32(reg, slcor, port_index, 0x04, 0, 10); static inline void mlxsw_reg_slcor_pack(char *payload, u8 local_port, u16 lag_id, enum mlxsw_reg_slcor_col col) { MLXSW_REG_ZERO(slcor, payload); mlxsw_reg_slcor_col_set(payload, col); mlxsw_reg_slcor_local_port_set(payload, local_port); mlxsw_reg_slcor_lag_id_set(payload, lag_id); } static inline void mlxsw_reg_slcor_port_add_pack(char *payload, u8 local_port, u16 lag_id, u8 port_index) { mlxsw_reg_slcor_pack(payload, local_port, lag_id, MLXSW_REG_SLCOR_COL_LAG_ADD_PORT); mlxsw_reg_slcor_port_index_set(payload, port_index); } static inline void mlxsw_reg_slcor_port_remove_pack(char *payload, u8 local_port, u16 lag_id) { mlxsw_reg_slcor_pack(payload, local_port, lag_id, MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT); } static inline void mlxsw_reg_slcor_col_enable_pack(char *payload, u8 local_port, u16 lag_id) { mlxsw_reg_slcor_pack(payload, local_port, lag_id, MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED); } static inline void mlxsw_reg_slcor_col_disable_pack(char *payload, u8 local_port, u16 lag_id) { mlxsw_reg_slcor_pack(payload, local_port, lag_id, MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED); } /* SPMLR - Switch Port MAC Learning Register * ----------------------------------------- * Controls the Switch MAC learning policy per port. */ #define MLXSW_REG_SPMLR_ID 0x2018 #define MLXSW_REG_SPMLR_LEN 0x8 static const struct mlxsw_reg_info mlxsw_reg_spmlr = { .id = MLXSW_REG_SPMLR_ID, .len = MLXSW_REG_SPMLR_LEN, }; /* reg_spmlr_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, spmlr, local_port, 0x00, 16, 8); /* reg_spmlr_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * Access: Index */ MLXSW_ITEM32(reg, spmlr, sub_port, 0x00, 8, 8); enum mlxsw_reg_spmlr_learn_mode { MLXSW_REG_SPMLR_LEARN_MODE_DISABLE = 0, MLXSW_REG_SPMLR_LEARN_MODE_ENABLE = 2, MLXSW_REG_SPMLR_LEARN_MODE_SEC = 3, }; /* reg_spmlr_learn_mode * Learning mode on the port. * 0 - Learning disabled. * 2 - Learning enabled. * 3 - Security mode. * * In security mode the switch does not learn MACs on the port, but uses the * SMAC to see if it exists on another ingress port. If so, the packet is * classified as a bad packet and is discarded unless the software registers * to receive port security error packets usign HPKT. */ MLXSW_ITEM32(reg, spmlr, learn_mode, 0x04, 30, 2); static inline void mlxsw_reg_spmlr_pack(char *payload, u8 local_port, enum mlxsw_reg_spmlr_learn_mode mode) { MLXSW_REG_ZERO(spmlr, payload); mlxsw_reg_spmlr_local_port_set(payload, local_port); mlxsw_reg_spmlr_sub_port_set(payload, 0); mlxsw_reg_spmlr_learn_mode_set(payload, mode); } /* SVFA - Switch VID to FID Allocation Register * -------------------------------------------- * Controls the VID to FID mapping and {Port, VID} to FID mapping for * virtualized ports. */ #define MLXSW_REG_SVFA_ID 0x201C #define MLXSW_REG_SVFA_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_svfa = { .id = MLXSW_REG_SVFA_ID, .len = MLXSW_REG_SVFA_LEN, }; /* reg_svfa_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, svfa, swid, 0x00, 24, 8); /* reg_svfa_local_port * Local port number. * Access: Index * * Note: Reserved for 802.1Q FIDs. */ MLXSW_ITEM32(reg, svfa, local_port, 0x00, 16, 8); enum mlxsw_reg_svfa_mt { MLXSW_REG_SVFA_MT_VID_TO_FID, MLXSW_REG_SVFA_MT_PORT_VID_TO_FID, }; /* reg_svfa_mapping_table * Mapping table: * 0 - VID to FID * 1 - {Port, VID} to FID * Access: Index * * Note: Reserved for SwitchX-2. */ MLXSW_ITEM32(reg, svfa, mapping_table, 0x00, 8, 3); /* reg_svfa_v * Valid. * Valid if set. * Access: RW * * Note: Reserved for SwitchX-2. */ MLXSW_ITEM32(reg, svfa, v, 0x00, 0, 1); /* reg_svfa_fid * Filtering ID. * Access: RW */ MLXSW_ITEM32(reg, svfa, fid, 0x04, 16, 16); /* reg_svfa_vid * VLAN ID. * Access: Index */ MLXSW_ITEM32(reg, svfa, vid, 0x04, 0, 12); /* reg_svfa_counter_set_type * Counter set type for flow counters. * Access: RW * * Note: Reserved for SwitchX-2. */ MLXSW_ITEM32(reg, svfa, counter_set_type, 0x08, 24, 8); /* reg_svfa_counter_index * Counter index for flow counters. * Access: RW * * Note: Reserved for SwitchX-2. */ MLXSW_ITEM32(reg, svfa, counter_index, 0x08, 0, 24); static inline void mlxsw_reg_svfa_pack(char *payload, u8 local_port, enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid, u16 vid) { MLXSW_REG_ZERO(svfa, payload); local_port = mt == MLXSW_REG_SVFA_MT_VID_TO_FID ? 0 : local_port; mlxsw_reg_svfa_swid_set(payload, 0); mlxsw_reg_svfa_local_port_set(payload, local_port); mlxsw_reg_svfa_mapping_table_set(payload, mt); mlxsw_reg_svfa_v_set(payload, valid); mlxsw_reg_svfa_fid_set(payload, fid); mlxsw_reg_svfa_vid_set(payload, vid); } /* SVPE - Switch Virtual-Port Enabling Register * -------------------------------------------- * Enables port virtualization. */ #define MLXSW_REG_SVPE_ID 0x201E #define MLXSW_REG_SVPE_LEN 0x4 static const struct mlxsw_reg_info mlxsw_reg_svpe = { .id = MLXSW_REG_SVPE_ID, .len = MLXSW_REG_SVPE_LEN, }; /* reg_svpe_local_port * Local port number * Access: Index * * Note: CPU port is not supported (uses VLAN mode only). */ MLXSW_ITEM32(reg, svpe, local_port, 0x00, 16, 8); /* reg_svpe_vp_en * Virtual port enable. * 0 - Disable, VLAN mode (VID to FID). * 1 - Enable, Virtual port mode ({Port, VID} to FID). * Access: RW */ MLXSW_ITEM32(reg, svpe, vp_en, 0x00, 8, 1); static inline void mlxsw_reg_svpe_pack(char *payload, u8 local_port, bool enable) { MLXSW_REG_ZERO(svpe, payload); mlxsw_reg_svpe_local_port_set(payload, local_port); mlxsw_reg_svpe_vp_en_set(payload, enable); } /* SFMR - Switch FID Management Register * ------------------------------------- * Creates and configures FIDs. */ #define MLXSW_REG_SFMR_ID 0x201F #define MLXSW_REG_SFMR_LEN 0x18 static const struct mlxsw_reg_info mlxsw_reg_sfmr = { .id = MLXSW_REG_SFMR_ID, .len = MLXSW_REG_SFMR_LEN, }; enum mlxsw_reg_sfmr_op { MLXSW_REG_SFMR_OP_CREATE_FID, MLXSW_REG_SFMR_OP_DESTROY_FID, }; /* reg_sfmr_op * Operation. * 0 - Create or edit FID. * 1 - Destroy FID. * Access: WO */ MLXSW_ITEM32(reg, sfmr, op, 0x00, 24, 4); /* reg_sfmr_fid * Filtering ID. * Access: Index */ MLXSW_ITEM32(reg, sfmr, fid, 0x00, 0, 16); /* reg_sfmr_fid_offset * FID offset. * Used to point into the flooding table selected by SFGC register if * the table is of type FID-Offset. Otherwise, this field is reserved. * Access: RW */ MLXSW_ITEM32(reg, sfmr, fid_offset, 0x08, 0, 16); /* reg_sfmr_vtfp * Valid Tunnel Flood Pointer. * If not set, then nve_tunnel_flood_ptr is reserved and considered NULL. * Access: RW * * Note: Reserved for 802.1Q FIDs. */ MLXSW_ITEM32(reg, sfmr, vtfp, 0x0C, 31, 1); /* reg_sfmr_nve_tunnel_flood_ptr * Underlay Flooding and BC Pointer. * Used as a pointer to the first entry of the group based link lists of * flooding or BC entries (for NVE tunnels). * Access: RW */ MLXSW_ITEM32(reg, sfmr, nve_tunnel_flood_ptr, 0x0C, 0, 24); /* reg_sfmr_vv * VNI Valid. * If not set, then vni is reserved. * Access: RW * * Note: Reserved for 802.1Q FIDs. */ MLXSW_ITEM32(reg, sfmr, vv, 0x10, 31, 1); /* reg_sfmr_vni * Virtual Network Identifier. * Access: RW * * Note: A given VNI can only be assigned to one FID. */ MLXSW_ITEM32(reg, sfmr, vni, 0x10, 0, 24); static inline void mlxsw_reg_sfmr_pack(char *payload, enum mlxsw_reg_sfmr_op op, u16 fid, u16 fid_offset) { MLXSW_REG_ZERO(sfmr, payload); mlxsw_reg_sfmr_op_set(payload, op); mlxsw_reg_sfmr_fid_set(payload, fid); mlxsw_reg_sfmr_fid_offset_set(payload, fid_offset); mlxsw_reg_sfmr_vtfp_set(payload, false); mlxsw_reg_sfmr_vv_set(payload, false); } /* SPVMLR - Switch Port VLAN MAC Learning Register * ----------------------------------------------- * Controls the switch MAC learning policy per {Port, VID}. */ #define MLXSW_REG_SPVMLR_ID 0x2020 #define MLXSW_REG_SPVMLR_BASE_LEN 0x04 /* base length, without records */ #define MLXSW_REG_SPVMLR_REC_LEN 0x04 /* record length */ #define MLXSW_REG_SPVMLR_REC_MAX_COUNT 256 #define MLXSW_REG_SPVMLR_LEN (MLXSW_REG_SPVMLR_BASE_LEN + \ MLXSW_REG_SPVMLR_REC_LEN * \ MLXSW_REG_SPVMLR_REC_MAX_COUNT) static const struct mlxsw_reg_info mlxsw_reg_spvmlr = { .id = MLXSW_REG_SPVMLR_ID, .len = MLXSW_REG_SPVMLR_LEN, }; /* reg_spvmlr_local_port * Local ingress port. * Access: Index * * Note: CPU port is not supported. */ MLXSW_ITEM32(reg, spvmlr, local_port, 0x00, 16, 8); /* reg_spvmlr_num_rec * Number of records to update. * Access: OP */ MLXSW_ITEM32(reg, spvmlr, num_rec, 0x00, 0, 8); /* reg_spvmlr_rec_learn_enable * 0 - Disable learning for {Port, VID}. * 1 - Enable learning for {Port, VID}. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_learn_enable, MLXSW_REG_SPVMLR_BASE_LEN, 31, 1, MLXSW_REG_SPVMLR_REC_LEN, 0x00, false); /* reg_spvmlr_rec_vid * VLAN ID to be added/removed from port or for querying. * Access: Index */ MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_vid, MLXSW_REG_SPVMLR_BASE_LEN, 0, 12, MLXSW_REG_SPVMLR_REC_LEN, 0x00, false); static inline void mlxsw_reg_spvmlr_pack(char *payload, u8 local_port, u16 vid_begin, u16 vid_end, bool learn_enable) { int num_rec = vid_end - vid_begin + 1; int i; WARN_ON(num_rec < 1 || num_rec > MLXSW_REG_SPVMLR_REC_MAX_COUNT); MLXSW_REG_ZERO(spvmlr, payload); mlxsw_reg_spvmlr_local_port_set(payload, local_port); mlxsw_reg_spvmlr_num_rec_set(payload, num_rec); for (i = 0; i < num_rec; i++) { mlxsw_reg_spvmlr_rec_learn_enable_set(payload, i, learn_enable); mlxsw_reg_spvmlr_rec_vid_set(payload, i, vid_begin + i); } } /* QTCT - QoS Switch Traffic Class Table * ------------------------------------- * Configures the mapping between the packet switch priority and the * traffic class on the transmit port. */ #define MLXSW_REG_QTCT_ID 0x400A #define MLXSW_REG_QTCT_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_qtct = { .id = MLXSW_REG_QTCT_ID, .len = MLXSW_REG_QTCT_LEN, }; /* reg_qtct_local_port * Local port number. * Access: Index * * Note: CPU port is not supported. */ MLXSW_ITEM32(reg, qtct, local_port, 0x00, 16, 8); /* reg_qtct_sub_port * Virtual port within the physical port. * Should be set to 0 when virtual ports are not enabled on the port. * Access: Index */ MLXSW_ITEM32(reg, qtct, sub_port, 0x00, 8, 8); /* reg_qtct_switch_prio * Switch priority. * Access: Index */ MLXSW_ITEM32(reg, qtct, switch_prio, 0x00, 0, 4); /* reg_qtct_tclass * Traffic class. * Default values: * switch_prio 0 : tclass 1 * switch_prio 1 : tclass 0 * switch_prio i : tclass i, for i > 1 * Access: RW */ MLXSW_ITEM32(reg, qtct, tclass, 0x04, 0, 4); static inline void mlxsw_reg_qtct_pack(char *payload, u8 local_port, u8 switch_prio, u8 tclass) { MLXSW_REG_ZERO(qtct, payload); mlxsw_reg_qtct_local_port_set(payload, local_port); mlxsw_reg_qtct_switch_prio_set(payload, switch_prio); mlxsw_reg_qtct_tclass_set(payload, tclass); } /* QEEC - QoS ETS Element Configuration Register * --------------------------------------------- * Configures the ETS elements. */ #define MLXSW_REG_QEEC_ID 0x400D #define MLXSW_REG_QEEC_LEN 0x1C static const struct mlxsw_reg_info mlxsw_reg_qeec = { .id = MLXSW_REG_QEEC_ID, .len = MLXSW_REG_QEEC_LEN, }; /* reg_qeec_local_port * Local port number. * Access: Index * * Note: CPU port is supported. */ MLXSW_ITEM32(reg, qeec, local_port, 0x00, 16, 8); enum mlxsw_reg_qeec_hr { MLXSW_REG_QEEC_HIERARCY_PORT, MLXSW_REG_QEEC_HIERARCY_GROUP, MLXSW_REG_QEEC_HIERARCY_SUBGROUP, MLXSW_REG_QEEC_HIERARCY_TC, }; /* reg_qeec_element_hierarchy * 0 - Port * 1 - Group * 2 - Subgroup * 3 - Traffic Class * Access: Index */ MLXSW_ITEM32(reg, qeec, element_hierarchy, 0x04, 16, 4); /* reg_qeec_element_index * The index of the element in the hierarchy. * Access: Index */ MLXSW_ITEM32(reg, qeec, element_index, 0x04, 0, 8); /* reg_qeec_next_element_index * The index of the next (lower) element in the hierarchy. * Access: RW * * Note: Reserved for element_hierarchy 0. */ MLXSW_ITEM32(reg, qeec, next_element_index, 0x08, 0, 8); enum { MLXSW_REG_QEEC_BYTES_MODE, MLXSW_REG_QEEC_PACKETS_MODE, }; /* reg_qeec_pb * Packets or bytes mode. * 0 - Bytes mode * 1 - Packets mode * Access: RW * * Note: Used for max shaper configuration. For Spectrum, packets mode * is supported only for traffic classes of CPU port. */ MLXSW_ITEM32(reg, qeec, pb, 0x0C, 28, 1); /* reg_qeec_mase * Max shaper configuration enable. Enables configuration of the max * shaper on this ETS element. * 0 - Disable * 1 - Enable * Access: RW */ MLXSW_ITEM32(reg, qeec, mase, 0x10, 31, 1); /* A large max rate will disable the max shaper. */ #define MLXSW_REG_QEEC_MAS_DIS 200000000 /* Kbps */ /* reg_qeec_max_shaper_rate * Max shaper information rate. * For CPU port, can only be configured for port hierarchy. * When in bytes mode, value is specified in units of 1000bps. * Access: RW */ MLXSW_ITEM32(reg, qeec, max_shaper_rate, 0x10, 0, 28); /* reg_qeec_de * DWRR configuration enable. Enables configuration of the dwrr and * dwrr_weight. * 0 - Disable * 1 - Enable * Access: RW */ MLXSW_ITEM32(reg, qeec, de, 0x18, 31, 1); /* reg_qeec_dwrr * Transmission selection algorithm to use on the link going down from * the ETS element. * 0 - Strict priority * 1 - DWRR * Access: RW */ MLXSW_ITEM32(reg, qeec, dwrr, 0x18, 15, 1); /* reg_qeec_dwrr_weight * DWRR weight on the link going down from the ETS element. The * percentage of bandwidth guaranteed to an ETS element within * its hierarchy. The sum of all weights across all ETS elements * within one hierarchy should be equal to 100. Reserved when * transmission selection algorithm is strict priority. * Access: RW */ MLXSW_ITEM32(reg, qeec, dwrr_weight, 0x18, 0, 8); static inline void mlxsw_reg_qeec_pack(char *payload, u8 local_port, enum mlxsw_reg_qeec_hr hr, u8 index, u8 next_index) { MLXSW_REG_ZERO(qeec, payload); mlxsw_reg_qeec_local_port_set(payload, local_port); mlxsw_reg_qeec_element_hierarchy_set(payload, hr); mlxsw_reg_qeec_element_index_set(payload, index); mlxsw_reg_qeec_next_element_index_set(payload, next_index); } /* PMLP - Ports Module to Local Port Register * ------------------------------------------ * Configures the assignment of modules to local ports. */ #define MLXSW_REG_PMLP_ID 0x5002 #define MLXSW_REG_PMLP_LEN 0x40 static const struct mlxsw_reg_info mlxsw_reg_pmlp = { .id = MLXSW_REG_PMLP_ID, .len = MLXSW_REG_PMLP_LEN, }; /* reg_pmlp_rxtx * 0 - Tx value is used for both Tx and Rx. * 1 - Rx value is taken from a separte field. * Access: RW */ MLXSW_ITEM32(reg, pmlp, rxtx, 0x00, 31, 1); /* reg_pmlp_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pmlp, local_port, 0x00, 16, 8); /* reg_pmlp_width * 0 - Unmap local port. * 1 - Lane 0 is used. * 2 - Lanes 0 and 1 are used. * 4 - Lanes 0, 1, 2 and 3 are used. * Access: RW */ MLXSW_ITEM32(reg, pmlp, width, 0x00, 0, 8); /* reg_pmlp_module * Module number. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pmlp, module, 0x04, 0, 8, 0x04, 0x00, false); /* reg_pmlp_tx_lane * Tx Lane. When rxtx field is cleared, this field is used for Rx as well. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pmlp, tx_lane, 0x04, 16, 2, 0x04, 0x00, false); /* reg_pmlp_rx_lane * Rx Lane. When rxtx field is cleared, this field is ignored and Rx lane is * equal to Tx lane. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pmlp, rx_lane, 0x04, 24, 2, 0x04, 0x00, false); static inline void mlxsw_reg_pmlp_pack(char *payload, u8 local_port) { MLXSW_REG_ZERO(pmlp, payload); mlxsw_reg_pmlp_local_port_set(payload, local_port); } /* PMTU - Port MTU Register * ------------------------ * Configures and reports the port MTU. */ #define MLXSW_REG_PMTU_ID 0x5003 #define MLXSW_REG_PMTU_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_pmtu = { .id = MLXSW_REG_PMTU_ID, .len = MLXSW_REG_PMTU_LEN, }; /* reg_pmtu_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pmtu, local_port, 0x00, 16, 8); /* reg_pmtu_max_mtu * Maximum MTU. * When port type (e.g. Ethernet) is configured, the relevant MTU is * reported, otherwise the minimum between the max_mtu of the different * types is reported. * Access: RO */ MLXSW_ITEM32(reg, pmtu, max_mtu, 0x04, 16, 16); /* reg_pmtu_admin_mtu * MTU value to set port to. Must be smaller or equal to max_mtu. * Note: If port type is Infiniband, then port must be disabled, when its * MTU is set. * Access: RW */ MLXSW_ITEM32(reg, pmtu, admin_mtu, 0x08, 16, 16); /* reg_pmtu_oper_mtu * The actual MTU configured on the port. Packets exceeding this size * will be dropped. * Note: In Ethernet and FC oper_mtu == admin_mtu, however, in Infiniband * oper_mtu might be smaller than admin_mtu. * Access: RO */ MLXSW_ITEM32(reg, pmtu, oper_mtu, 0x0C, 16, 16); static inline void mlxsw_reg_pmtu_pack(char *payload, u8 local_port, u16 new_mtu) { MLXSW_REG_ZERO(pmtu, payload); mlxsw_reg_pmtu_local_port_set(payload, local_port); mlxsw_reg_pmtu_max_mtu_set(payload, 0); mlxsw_reg_pmtu_admin_mtu_set(payload, new_mtu); mlxsw_reg_pmtu_oper_mtu_set(payload, 0); } /* PTYS - Port Type and Speed Register * ----------------------------------- * Configures and reports the port speed type. * * Note: When set while the link is up, the changes will not take effect * until the port transitions from down to up state. */ #define MLXSW_REG_PTYS_ID 0x5004 #define MLXSW_REG_PTYS_LEN 0x40 static const struct mlxsw_reg_info mlxsw_reg_ptys = { .id = MLXSW_REG_PTYS_ID, .len = MLXSW_REG_PTYS_LEN, }; /* reg_ptys_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, ptys, local_port, 0x00, 16, 8); #define MLXSW_REG_PTYS_PROTO_MASK_ETH BIT(2) /* reg_ptys_proto_mask * Protocol mask. Indicates which protocol is used. * 0 - Infiniband. * 1 - Fibre Channel. * 2 - Ethernet. * Access: Index */ MLXSW_ITEM32(reg, ptys, proto_mask, 0x00, 0, 3); #define MLXSW_REG_PTYS_ETH_SPEED_SGMII BIT(0) #define MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX BIT(1) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CX4 BIT(2) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4 BIT(3) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR BIT(4) #define MLXSW_REG_PTYS_ETH_SPEED_20GBASE_KR2 BIT(5) #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4 BIT(6) #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4 BIT(7) #define MLXSW_REG_PTYS_ETH_SPEED_56GBASE_R4 BIT(8) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR BIT(12) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR BIT(13) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_ER_LR BIT(14) #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4 BIT(15) #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_LR4_ER4 BIT(16) #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR4 BIT(19) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4 BIT(20) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 BIT(21) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 BIT(22) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4 BIT(23) #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_TX BIT(24) #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_T BIT(25) #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_T BIT(26) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR BIT(27) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR BIT(28) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR BIT(29) #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_CR2 BIT(30) #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR2 BIT(31) /* reg_ptys_eth_proto_cap * Ethernet port supported speeds and protocols. * Access: RO */ MLXSW_ITEM32(reg, ptys, eth_proto_cap, 0x0C, 0, 32); /* reg_ptys_eth_proto_admin * Speed and protocol to set port to. * Access: RW */ MLXSW_ITEM32(reg, ptys, eth_proto_admin, 0x18, 0, 32); /* reg_ptys_eth_proto_oper * The current speed and protocol configured for the port. * Access: RO */ MLXSW_ITEM32(reg, ptys, eth_proto_oper, 0x24, 0, 32); static inline void mlxsw_reg_ptys_pack(char *payload, u8 local_port, u32 proto_admin) { MLXSW_REG_ZERO(ptys, payload); mlxsw_reg_ptys_local_port_set(payload, local_port); mlxsw_reg_ptys_proto_mask_set(payload, MLXSW_REG_PTYS_PROTO_MASK_ETH); mlxsw_reg_ptys_eth_proto_admin_set(payload, proto_admin); } static inline void mlxsw_reg_ptys_unpack(char *payload, u32 *p_eth_proto_cap, u32 *p_eth_proto_adm, u32 *p_eth_proto_oper) { if (p_eth_proto_cap) *p_eth_proto_cap = mlxsw_reg_ptys_eth_proto_cap_get(payload); if (p_eth_proto_adm) *p_eth_proto_adm = mlxsw_reg_ptys_eth_proto_admin_get(payload); if (p_eth_proto_oper) *p_eth_proto_oper = mlxsw_reg_ptys_eth_proto_oper_get(payload); } /* PPAD - Port Physical Address Register * ------------------------------------- * The PPAD register configures the per port physical MAC address. */ #define MLXSW_REG_PPAD_ID 0x5005 #define MLXSW_REG_PPAD_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_ppad = { .id = MLXSW_REG_PPAD_ID, .len = MLXSW_REG_PPAD_LEN, }; /* reg_ppad_single_base_mac * 0: base_mac, local port should be 0 and mac[7:0] is * reserved. HW will set incremental * 1: single_mac - mac of the local_port * Access: RW */ MLXSW_ITEM32(reg, ppad, single_base_mac, 0x00, 28, 1); /* reg_ppad_local_port * port number, if single_base_mac = 0 then local_port is reserved * Access: RW */ MLXSW_ITEM32(reg, ppad, local_port, 0x00, 16, 8); /* reg_ppad_mac * If single_base_mac = 0 - base MAC address, mac[7:0] is reserved. * If single_base_mac = 1 - the per port MAC address * Access: RW */ MLXSW_ITEM_BUF(reg, ppad, mac, 0x02, 6); static inline void mlxsw_reg_ppad_pack(char *payload, bool single_base_mac, u8 local_port) { MLXSW_REG_ZERO(ppad, payload); mlxsw_reg_ppad_single_base_mac_set(payload, !!single_base_mac); mlxsw_reg_ppad_local_port_set(payload, local_port); } /* PAOS - Ports Administrative and Operational Status Register * ----------------------------------------------------------- * Configures and retrieves per port administrative and operational status. */ #define MLXSW_REG_PAOS_ID 0x5006 #define MLXSW_REG_PAOS_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_paos = { .id = MLXSW_REG_PAOS_ID, .len = MLXSW_REG_PAOS_LEN, }; /* reg_paos_swid * Switch partition ID with which to associate the port. * Note: while external ports uses unique local port numbers (and thus swid is * redundant), router ports use the same local port number where swid is the * only indication for the relevant port. * Access: Index */ MLXSW_ITEM32(reg, paos, swid, 0x00, 24, 8); /* reg_paos_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, paos, local_port, 0x00, 16, 8); /* reg_paos_admin_status * Port administrative state (the desired state of the port): * 1 - Up. * 2 - Down. * 3 - Up once. This means that in case of link failure, the port won't go * into polling mode, but will wait to be re-enabled by software. * 4 - Disabled by system. Can only be set by hardware. * Access: RW */ MLXSW_ITEM32(reg, paos, admin_status, 0x00, 8, 4); /* reg_paos_oper_status * Port operational state (the current state): * 1 - Up. * 2 - Down. * 3 - Down by port failure. This means that the device will not let the * port up again until explicitly specified by software. * Access: RO */ MLXSW_ITEM32(reg, paos, oper_status, 0x00, 0, 4); /* reg_paos_ase * Admin state update enabled. * Access: WO */ MLXSW_ITEM32(reg, paos, ase, 0x04, 31, 1); /* reg_paos_ee * Event update enable. If this bit is set, event generation will be * updated based on the e field. * Access: WO */ MLXSW_ITEM32(reg, paos, ee, 0x04, 30, 1); /* reg_paos_e * Event generation on operational state change: * 0 - Do not generate event. * 1 - Generate Event. * 2 - Generate Single Event. * Access: RW */ MLXSW_ITEM32(reg, paos, e, 0x04, 0, 2); static inline void mlxsw_reg_paos_pack(char *payload, u8 local_port, enum mlxsw_port_admin_status status) { MLXSW_REG_ZERO(paos, payload); mlxsw_reg_paos_swid_set(payload, 0); mlxsw_reg_paos_local_port_set(payload, local_port); mlxsw_reg_paos_admin_status_set(payload, status); mlxsw_reg_paos_oper_status_set(payload, 0); mlxsw_reg_paos_ase_set(payload, 1); mlxsw_reg_paos_ee_set(payload, 1); mlxsw_reg_paos_e_set(payload, 1); } /* PFCC - Ports Flow Control Configuration Register * ------------------------------------------------ * Configures and retrieves the per port flow control configuration. */ #define MLXSW_REG_PFCC_ID 0x5007 #define MLXSW_REG_PFCC_LEN 0x20 static const struct mlxsw_reg_info mlxsw_reg_pfcc = { .id = MLXSW_REG_PFCC_ID, .len = MLXSW_REG_PFCC_LEN, }; /* reg_pfcc_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pfcc, local_port, 0x00, 16, 8); /* reg_pfcc_pnat * Port number access type. Determines the way local_port is interpreted: * 0 - Local port number. * 1 - IB / label port number. * Access: Index */ MLXSW_ITEM32(reg, pfcc, pnat, 0x00, 14, 2); /* reg_pfcc_shl_cap * Send to higher layers capabilities: * 0 - No capability of sending Pause and PFC frames to higher layers. * 1 - Device has capability of sending Pause and PFC frames to higher * layers. * Access: RO */ MLXSW_ITEM32(reg, pfcc, shl_cap, 0x00, 1, 1); /* reg_pfcc_shl_opr * Send to higher layers operation: * 0 - Pause and PFC frames are handled by the port (default). * 1 - Pause and PFC frames are handled by the port and also sent to * higher layers. Only valid if shl_cap = 1. * Access: RW */ MLXSW_ITEM32(reg, pfcc, shl_opr, 0x00, 0, 1); /* reg_pfcc_ppan * Pause policy auto negotiation. * 0 - Disabled. Generate / ignore Pause frames based on pptx / pprtx. * 1 - Enabled. When auto-negotiation is performed, set the Pause policy * based on the auto-negotiation resolution. * Access: RW * * Note: The auto-negotiation advertisement is set according to pptx and * pprtx. When PFC is set on Tx / Rx, ppan must be set to 0. */ MLXSW_ITEM32(reg, pfcc, ppan, 0x04, 28, 4); /* reg_pfcc_prio_mask_tx * Bit per priority indicating if Tx flow control policy should be * updated based on bit pfctx. * Access: WO */ MLXSW_ITEM32(reg, pfcc, prio_mask_tx, 0x04, 16, 8); /* reg_pfcc_prio_mask_rx * Bit per priority indicating if Rx flow control policy should be * updated based on bit pfcrx. * Access: WO */ MLXSW_ITEM32(reg, pfcc, prio_mask_rx, 0x04, 0, 8); /* reg_pfcc_pptx * Admin Pause policy on Tx. * 0 - Never generate Pause frames (default). * 1 - Generate Pause frames according to Rx buffer threshold. * Access: RW */ MLXSW_ITEM32(reg, pfcc, pptx, 0x08, 31, 1); /* reg_pfcc_aptx * Active (operational) Pause policy on Tx. * 0 - Never generate Pause frames. * 1 - Generate Pause frames according to Rx buffer threshold. * Access: RO */ MLXSW_ITEM32(reg, pfcc, aptx, 0x08, 30, 1); /* reg_pfcc_pfctx * Priority based flow control policy on Tx[7:0]. Per-priority bit mask: * 0 - Never generate priority Pause frames on the specified priority * (default). * 1 - Generate priority Pause frames according to Rx buffer threshold on * the specified priority. * Access: RW * * Note: pfctx and pptx must be mutually exclusive. */ MLXSW_ITEM32(reg, pfcc, pfctx, 0x08, 16, 8); /* reg_pfcc_pprx * Admin Pause policy on Rx. * 0 - Ignore received Pause frames (default). * 1 - Respect received Pause frames. * Access: RW */ MLXSW_ITEM32(reg, pfcc, pprx, 0x0C, 31, 1); /* reg_pfcc_aprx * Active (operational) Pause policy on Rx. * 0 - Ignore received Pause frames. * 1 - Respect received Pause frames. * Access: RO */ MLXSW_ITEM32(reg, pfcc, aprx, 0x0C, 30, 1); /* reg_pfcc_pfcrx * Priority based flow control policy on Rx[7:0]. Per-priority bit mask: * 0 - Ignore incoming priority Pause frames on the specified priority * (default). * 1 - Respect incoming priority Pause frames on the specified priority. * Access: RW */ MLXSW_ITEM32(reg, pfcc, pfcrx, 0x0C, 16, 8); #define MLXSW_REG_PFCC_ALL_PRIO 0xFF static inline void mlxsw_reg_pfcc_prio_pack(char *payload, u8 pfc_en) { mlxsw_reg_pfcc_prio_mask_tx_set(payload, MLXSW_REG_PFCC_ALL_PRIO); mlxsw_reg_pfcc_prio_mask_rx_set(payload, MLXSW_REG_PFCC_ALL_PRIO); mlxsw_reg_pfcc_pfctx_set(payload, pfc_en); mlxsw_reg_pfcc_pfcrx_set(payload, pfc_en); } static inline void mlxsw_reg_pfcc_pack(char *payload, u8 local_port) { MLXSW_REG_ZERO(pfcc, payload); mlxsw_reg_pfcc_local_port_set(payload, local_port); } /* PPCNT - Ports Performance Counters Register * ------------------------------------------- * The PPCNT register retrieves per port performance counters. */ #define MLXSW_REG_PPCNT_ID 0x5008 #define MLXSW_REG_PPCNT_LEN 0x100 static const struct mlxsw_reg_info mlxsw_reg_ppcnt = { .id = MLXSW_REG_PPCNT_ID, .len = MLXSW_REG_PPCNT_LEN, }; /* reg_ppcnt_swid * For HCA: must be always 0. * Switch partition ID to associate port with. * Switch partitions are numbered from 0 to 7 inclusively. * Switch partition 254 indicates stacking ports. * Switch partition 255 indicates all switch partitions. * Only valid on Set() operation with local_port=255. * Access: Index */ MLXSW_ITEM32(reg, ppcnt, swid, 0x00, 24, 8); /* reg_ppcnt_local_port * Local port number. * 255 indicates all ports on the device, and is only allowed * for Set() operation. * Access: Index */ MLXSW_ITEM32(reg, ppcnt, local_port, 0x00, 16, 8); /* reg_ppcnt_pnat * Port number access type: * 0 - Local port number * 1 - IB port number * Access: Index */ MLXSW_ITEM32(reg, ppcnt, pnat, 0x00, 14, 2); enum mlxsw_reg_ppcnt_grp { MLXSW_REG_PPCNT_IEEE_8023_CNT = 0x0, MLXSW_REG_PPCNT_PRIO_CNT = 0x10, }; /* reg_ppcnt_grp * Performance counter group. * Group 63 indicates all groups. Only valid on Set() operation with * clr bit set. * 0x0: IEEE 802.3 Counters * 0x1: RFC 2863 Counters * 0x2: RFC 2819 Counters * 0x3: RFC 3635 Counters * 0x5: Ethernet Extended Counters * 0x8: Link Level Retransmission Counters * 0x10: Per Priority Counters * 0x11: Per Traffic Class Counters * 0x12: Physical Layer Counters * Access: Index */ MLXSW_ITEM32(reg, ppcnt, grp, 0x00, 0, 6); /* reg_ppcnt_clr * Clear counters. Setting the clr bit will reset the counter value * for all counters in the counter group. This bit can be set * for both Set() and Get() operation. * Access: OP */ MLXSW_ITEM32(reg, ppcnt, clr, 0x04, 31, 1); /* reg_ppcnt_prio_tc * Priority for counter set that support per priority, valid values: 0-7. * Traffic class for counter set that support per traffic class, * valid values: 0- cap_max_tclass-1 . * For HCA: cap_max_tclass is always 8. * Otherwise must be 0. * Access: Index */ MLXSW_ITEM32(reg, ppcnt, prio_tc, 0x04, 0, 5); /* Ethernet IEEE 802.3 Counter Group */ /* reg_ppcnt_a_frames_transmitted_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_frames_transmitted_ok, 0x08 + 0x00, 0, 64); /* reg_ppcnt_a_frames_received_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_frames_received_ok, 0x08 + 0x08, 0, 64); /* reg_ppcnt_a_frame_check_sequence_errors * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_frame_check_sequence_errors, 0x08 + 0x10, 0, 64); /* reg_ppcnt_a_alignment_errors * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_alignment_errors, 0x08 + 0x18, 0, 64); /* reg_ppcnt_a_octets_transmitted_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_octets_transmitted_ok, 0x08 + 0x20, 0, 64); /* reg_ppcnt_a_octets_received_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_octets_received_ok, 0x08 + 0x28, 0, 64); /* reg_ppcnt_a_multicast_frames_xmitted_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_xmitted_ok, 0x08 + 0x30, 0, 64); /* reg_ppcnt_a_broadcast_frames_xmitted_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_xmitted_ok, 0x08 + 0x38, 0, 64); /* reg_ppcnt_a_multicast_frames_received_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_received_ok, 0x08 + 0x40, 0, 64); /* reg_ppcnt_a_broadcast_frames_received_ok * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_received_ok, 0x08 + 0x48, 0, 64); /* reg_ppcnt_a_in_range_length_errors * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_in_range_length_errors, 0x08 + 0x50, 0, 64); /* reg_ppcnt_a_out_of_range_length_field * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_out_of_range_length_field, 0x08 + 0x58, 0, 64); /* reg_ppcnt_a_frame_too_long_errors * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_frame_too_long_errors, 0x08 + 0x60, 0, 64); /* reg_ppcnt_a_symbol_error_during_carrier * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_symbol_error_during_carrier, 0x08 + 0x68, 0, 64); /* reg_ppcnt_a_mac_control_frames_transmitted * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_transmitted, 0x08 + 0x70, 0, 64); /* reg_ppcnt_a_mac_control_frames_received * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_received, 0x08 + 0x78, 0, 64); /* reg_ppcnt_a_unsupported_opcodes_received * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_unsupported_opcodes_received, 0x08 + 0x80, 0, 64); /* reg_ppcnt_a_pause_mac_ctrl_frames_received * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_received, 0x08 + 0x88, 0, 64); /* reg_ppcnt_a_pause_mac_ctrl_frames_transmitted * Access: RO */ MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_transmitted, 0x08 + 0x90, 0, 64); /* Ethernet Per Priority Group Counters */ /* reg_ppcnt_rx_octets * Access: RO */ MLXSW_ITEM64(reg, ppcnt, rx_octets, 0x08 + 0x00, 0, 64); /* reg_ppcnt_rx_frames * Access: RO */ MLXSW_ITEM64(reg, ppcnt, rx_frames, 0x08 + 0x20, 0, 64); /* reg_ppcnt_tx_octets * Access: RO */ MLXSW_ITEM64(reg, ppcnt, tx_octets, 0x08 + 0x28, 0, 64); /* reg_ppcnt_tx_frames * Access: RO */ MLXSW_ITEM64(reg, ppcnt, tx_frames, 0x08 + 0x48, 0, 64); /* reg_ppcnt_rx_pause * Access: RO */ MLXSW_ITEM64(reg, ppcnt, rx_pause, 0x08 + 0x50, 0, 64); /* reg_ppcnt_rx_pause_duration * Access: RO */ MLXSW_ITEM64(reg, ppcnt, rx_pause_duration, 0x08 + 0x58, 0, 64); /* reg_ppcnt_tx_pause * Access: RO */ MLXSW_ITEM64(reg, ppcnt, tx_pause, 0x08 + 0x60, 0, 64); /* reg_ppcnt_tx_pause_duration * Access: RO */ MLXSW_ITEM64(reg, ppcnt, tx_pause_duration, 0x08 + 0x68, 0, 64); /* reg_ppcnt_rx_pause_transition * Access: RO */ MLXSW_ITEM64(reg, ppcnt, tx_pause_transition, 0x08 + 0x70, 0, 64); static inline void mlxsw_reg_ppcnt_pack(char *payload, u8 local_port, enum mlxsw_reg_ppcnt_grp grp, u8 prio_tc) { MLXSW_REG_ZERO(ppcnt, payload); mlxsw_reg_ppcnt_swid_set(payload, 0); mlxsw_reg_ppcnt_local_port_set(payload, local_port); mlxsw_reg_ppcnt_pnat_set(payload, 0); mlxsw_reg_ppcnt_grp_set(payload, grp); mlxsw_reg_ppcnt_clr_set(payload, 0); mlxsw_reg_ppcnt_prio_tc_set(payload, prio_tc); } /* PPTB - Port Prio To Buffer Register * ----------------------------------- * Configures the switch priority to buffer table. */ #define MLXSW_REG_PPTB_ID 0x500B #define MLXSW_REG_PPTB_LEN 0x0C static const struct mlxsw_reg_info mlxsw_reg_pptb = { .id = MLXSW_REG_PPTB_ID, .len = MLXSW_REG_PPTB_LEN, }; enum { MLXSW_REG_PPTB_MM_UM, MLXSW_REG_PPTB_MM_UNICAST, MLXSW_REG_PPTB_MM_MULTICAST, }; /* reg_pptb_mm * Mapping mode. * 0 - Map both unicast and multicast packets to the same buffer. * 1 - Map only unicast packets. * 2 - Map only multicast packets. * Access: Index * * Note: SwitchX-2 only supports the first option. */ MLXSW_ITEM32(reg, pptb, mm, 0x00, 28, 2); /* reg_pptb_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pptb, local_port, 0x00, 16, 8); /* reg_pptb_um * Enables the update of the untagged_buf field. * Access: RW */ MLXSW_ITEM32(reg, pptb, um, 0x00, 8, 1); /* reg_pptb_pm * Enables the update of the prio_to_buff field. * Bit is a flag for updating the mapping for switch priority . * Access: RW */ MLXSW_ITEM32(reg, pptb, pm, 0x00, 0, 8); /* reg_pptb_prio_to_buff * Mapping of switch priority to one of the allocated receive port * buffers. * Access: RW */ MLXSW_ITEM_BIT_ARRAY(reg, pptb, prio_to_buff, 0x04, 0x04, 4); /* reg_pptb_pm_msb * Enables the update of the prio_to_buff field. * Bit is a flag for updating the mapping for switch priority . * Access: RW */ MLXSW_ITEM32(reg, pptb, pm_msb, 0x08, 24, 8); /* reg_pptb_untagged_buff * Mapping of untagged frames to one of the allocated receive port buffers. * Access: RW * * Note: In SwitchX-2 this field must be mapped to buffer 8. Reserved for * Spectrum, as it maps untagged packets based on the default switch priority. */ MLXSW_ITEM32(reg, pptb, untagged_buff, 0x08, 0, 4); #define MLXSW_REG_PPTB_ALL_PRIO 0xFF static inline void mlxsw_reg_pptb_pack(char *payload, u8 local_port) { MLXSW_REG_ZERO(pptb, payload); mlxsw_reg_pptb_mm_set(payload, MLXSW_REG_PPTB_MM_UM); mlxsw_reg_pptb_local_port_set(payload, local_port); mlxsw_reg_pptb_pm_set(payload, MLXSW_REG_PPTB_ALL_PRIO); } /* PBMC - Port Buffer Management Control Register * ---------------------------------------------- * The PBMC register configures and retrieves the port packet buffer * allocation for different Prios, and the Pause threshold management. */ #define MLXSW_REG_PBMC_ID 0x500C #define MLXSW_REG_PBMC_LEN 0x6C static const struct mlxsw_reg_info mlxsw_reg_pbmc = { .id = MLXSW_REG_PBMC_ID, .len = MLXSW_REG_PBMC_LEN, }; /* reg_pbmc_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pbmc, local_port, 0x00, 16, 8); /* reg_pbmc_xoff_timer_value * When device generates a pause frame, it uses this value as the pause * timer (time for the peer port to pause in quota-512 bit time). * Access: RW */ MLXSW_ITEM32(reg, pbmc, xoff_timer_value, 0x04, 16, 16); /* reg_pbmc_xoff_refresh * The time before a new pause frame should be sent to refresh the pause RW * state. Using the same units as xoff_timer_value above (in quota-512 bit * time). * Access: RW */ MLXSW_ITEM32(reg, pbmc, xoff_refresh, 0x04, 0, 16); #define MLXSW_REG_PBMC_PORT_SHARED_BUF_IDX 11 /* reg_pbmc_buf_lossy * The field indicates if the buffer is lossy. * 0 - Lossless * 1 - Lossy * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pbmc, buf_lossy, 0x0C, 25, 1, 0x08, 0x00, false); /* reg_pbmc_buf_epsb * Eligible for Port Shared buffer. * If epsb is set, packets assigned to buffer are allowed to insert the port * shared buffer. * When buf_lossy is MLXSW_REG_PBMC_LOSSY_LOSSY this field is reserved. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pbmc, buf_epsb, 0x0C, 24, 1, 0x08, 0x00, false); /* reg_pbmc_buf_size * The part of the packet buffer array is allocated for the specific buffer. * Units are represented in cells. * Access: RW */ MLXSW_ITEM32_INDEXED(reg, pbmc, buf_size, 0x0C, 0, 16, 0x08, 0x00, false); /* reg_pbmc_buf_xoff_threshold * Once the amount of data in the buffer goes above this value, device * starts sending PFC frames for all priorities associated with the * buffer. Units are represented in cells. Reserved in case of lossy * buffer. * Access: RW * * Note: In Spectrum, reserved for buffer[9]. */ MLXSW_ITEM32_INDEXED(reg, pbmc, buf_xoff_threshold, 0x0C, 16, 16, 0x08, 0x04, false); /* reg_pbmc_buf_xon_threshold * When the amount of data in the buffer goes below this value, device * stops sending PFC frames for the priorities associated with the * buffer. Units are represented in cells. Reserved in case of lossy * buffer. * Access: RW * * Note: In Spectrum, reserved for buffer[9]. */ MLXSW_ITEM32_INDEXED(reg, pbmc, buf_xon_threshold, 0x0C, 0, 16, 0x08, 0x04, false); static inline void mlxsw_reg_pbmc_pack(char *payload, u8 local_port, u16 xoff_timer_value, u16 xoff_refresh) { MLXSW_REG_ZERO(pbmc, payload); mlxsw_reg_pbmc_local_port_set(payload, local_port); mlxsw_reg_pbmc_xoff_timer_value_set(payload, xoff_timer_value); mlxsw_reg_pbmc_xoff_refresh_set(payload, xoff_refresh); } static inline void mlxsw_reg_pbmc_lossy_buffer_pack(char *payload, int buf_index, u16 size) { mlxsw_reg_pbmc_buf_lossy_set(payload, buf_index, 1); mlxsw_reg_pbmc_buf_epsb_set(payload, buf_index, 0); mlxsw_reg_pbmc_buf_size_set(payload, buf_index, size); } static inline void mlxsw_reg_pbmc_lossless_buffer_pack(char *payload, int buf_index, u16 size, u16 threshold) { mlxsw_reg_pbmc_buf_lossy_set(payload, buf_index, 0); mlxsw_reg_pbmc_buf_epsb_set(payload, buf_index, 0); mlxsw_reg_pbmc_buf_size_set(payload, buf_index, size); mlxsw_reg_pbmc_buf_xoff_threshold_set(payload, buf_index, threshold); mlxsw_reg_pbmc_buf_xon_threshold_set(payload, buf_index, threshold); } /* PSPA - Port Switch Partition Allocation * --------------------------------------- * Controls the association of a port with a switch partition and enables * configuring ports as stacking ports. */ #define MLXSW_REG_PSPA_ID 0x500D #define MLXSW_REG_PSPA_LEN 0x8 static const struct mlxsw_reg_info mlxsw_reg_pspa = { .id = MLXSW_REG_PSPA_ID, .len = MLXSW_REG_PSPA_LEN, }; /* reg_pspa_swid * Switch partition ID. * Access: RW */ MLXSW_ITEM32(reg, pspa, swid, 0x00, 24, 8); /* reg_pspa_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pspa, local_port, 0x00, 16, 8); /* reg_pspa_sub_port * Virtual port within the local port. Set to 0 when virtual ports are * disabled on the local port. * Access: Index */ MLXSW_ITEM32(reg, pspa, sub_port, 0x00, 8, 8); static inline void mlxsw_reg_pspa_pack(char *payload, u8 swid, u8 local_port) { MLXSW_REG_ZERO(pspa, payload); mlxsw_reg_pspa_swid_set(payload, swid); mlxsw_reg_pspa_local_port_set(payload, local_port); mlxsw_reg_pspa_sub_port_set(payload, 0); } /* HTGT - Host Trap Group Table * ---------------------------- * Configures the properties for forwarding to CPU. */ #define MLXSW_REG_HTGT_ID 0x7002 #define MLXSW_REG_HTGT_LEN 0x100 static const struct mlxsw_reg_info mlxsw_reg_htgt = { .id = MLXSW_REG_HTGT_ID, .len = MLXSW_REG_HTGT_LEN, }; /* reg_htgt_swid * Switch partition ID. * Access: Index */ MLXSW_ITEM32(reg, htgt, swid, 0x00, 24, 8); #define MLXSW_REG_HTGT_PATH_TYPE_LOCAL 0x0 /* For locally attached CPU */ /* reg_htgt_type * CPU path type. * Access: RW */ MLXSW_ITEM32(reg, htgt, type, 0x00, 8, 4); enum mlxsw_reg_htgt_trap_group { MLXSW_REG_HTGT_TRAP_GROUP_EMAD, MLXSW_REG_HTGT_TRAP_GROUP_RX, MLXSW_REG_HTGT_TRAP_GROUP_CTRL, }; /* reg_htgt_trap_group * Trap group number. User defined number specifying which trap groups * should be forwarded to the CPU. The mapping between trap IDs and trap * groups is configured using HPKT register. * Access: Index */ MLXSW_ITEM32(reg, htgt, trap_group, 0x00, 0, 8); enum { MLXSW_REG_HTGT_POLICER_DISABLE, MLXSW_REG_HTGT_POLICER_ENABLE, }; /* reg_htgt_pide * Enable policer ID specified using 'pid' field. * Access: RW */ MLXSW_ITEM32(reg, htgt, pide, 0x04, 15, 1); /* reg_htgt_pid * Policer ID for the trap group. * Access: RW */ MLXSW_ITEM32(reg, htgt, pid, 0x04, 0, 8); #define MLXSW_REG_HTGT_TRAP_TO_CPU 0x0 /* reg_htgt_mirror_action * Mirror action to use. * 0 - Trap to CPU. * 1 - Trap to CPU and mirror to a mirroring agent. * 2 - Mirror to a mirroring agent and do not trap to CPU. * Access: RW * * Note: Mirroring to a mirroring agent is only supported in Spectrum. */ MLXSW_ITEM32(reg, htgt, mirror_action, 0x08, 8, 2); /* reg_htgt_mirroring_agent * Mirroring agent. * Access: RW */ MLXSW_ITEM32(reg, htgt, mirroring_agent, 0x08, 0, 3); /* reg_htgt_priority * Trap group priority. * In case a packet matches multiple classification rules, the packet will * only be trapped once, based on the trap ID associated with the group (via * register HPKT) with the highest priority. * Supported values are 0-7, with 7 represnting the highest priority. * Access: RW * * Note: In SwitchX-2 this field is ignored and the priority value is replaced * by the 'trap_group' field. */ MLXSW_ITEM32(reg, htgt, priority, 0x0C, 0, 4); /* reg_htgt_local_path_cpu_tclass * CPU ingress traffic class for the trap group. * Access: RW */ MLXSW_ITEM32(reg, htgt, local_path_cpu_tclass, 0x10, 16, 6); #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD 0x15 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX 0x14 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL 0x13 /* reg_htgt_local_path_rdq * Receive descriptor queue (RDQ) to use for the trap group. * Access: RW */ MLXSW_ITEM32(reg, htgt, local_path_rdq, 0x10, 0, 6); static inline void mlxsw_reg_htgt_pack(char *payload, enum mlxsw_reg_htgt_trap_group group) { u8 swid, rdq; MLXSW_REG_ZERO(htgt, payload); switch (group) { case MLXSW_REG_HTGT_TRAP_GROUP_EMAD: swid = MLXSW_PORT_SWID_ALL_SWIDS; rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD; break; case MLXSW_REG_HTGT_TRAP_GROUP_RX: swid = 0; rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX; break; case MLXSW_REG_HTGT_TRAP_GROUP_CTRL: swid = 0; rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL; break; } mlxsw_reg_htgt_swid_set(payload, swid); mlxsw_reg_htgt_type_set(payload, MLXSW_REG_HTGT_PATH_TYPE_LOCAL); mlxsw_reg_htgt_trap_group_set(payload, group); mlxsw_reg_htgt_pide_set(payload, MLXSW_REG_HTGT_POLICER_DISABLE); mlxsw_reg_htgt_pid_set(payload, 0); mlxsw_reg_htgt_mirror_action_set(payload, MLXSW_REG_HTGT_TRAP_TO_CPU); mlxsw_reg_htgt_mirroring_agent_set(payload, 0); mlxsw_reg_htgt_priority_set(payload, 0); mlxsw_reg_htgt_local_path_cpu_tclass_set(payload, 7); mlxsw_reg_htgt_local_path_rdq_set(payload, rdq); } /* HPKT - Host Packet Trap * ----------------------- * Configures trap IDs inside trap groups. */ #define MLXSW_REG_HPKT_ID 0x7003 #define MLXSW_REG_HPKT_LEN 0x10 static const struct mlxsw_reg_info mlxsw_reg_hpkt = { .id = MLXSW_REG_HPKT_ID, .len = MLXSW_REG_HPKT_LEN, }; enum { MLXSW_REG_HPKT_ACK_NOT_REQUIRED, MLXSW_REG_HPKT_ACK_REQUIRED, }; /* reg_hpkt_ack * Require acknowledgements from the host for events. * If set, then the device will wait for the event it sent to be acknowledged * by the host. This option is only relevant for event trap IDs. * Access: RW * * Note: Currently not supported by firmware. */ MLXSW_ITEM32(reg, hpkt, ack, 0x00, 24, 1); enum mlxsw_reg_hpkt_action { MLXSW_REG_HPKT_ACTION_FORWARD, MLXSW_REG_HPKT_ACTION_TRAP_TO_CPU, MLXSW_REG_HPKT_ACTION_MIRROR_TO_CPU, MLXSW_REG_HPKT_ACTION_DISCARD, MLXSW_REG_HPKT_ACTION_SOFT_DISCARD, MLXSW_REG_HPKT_ACTION_TRAP_AND_SOFT_DISCARD, }; /* reg_hpkt_action * Action to perform on packet when trapped. * 0 - No action. Forward to CPU based on switching rules. * 1 - Trap to CPU (CPU receives sole copy). * 2 - Mirror to CPU (CPU receives a replica of the packet). * 3 - Discard. * 4 - Soft discard (allow other traps to act on the packet). * 5 - Trap and soft discard (allow other traps to overwrite this trap). * Access: RW * * Note: Must be set to 0 (forward) for event trap IDs, as they are already * addressed to the CPU. */ MLXSW_ITEM32(reg, hpkt, action, 0x00, 20, 3); /* reg_hpkt_trap_group * Trap group to associate the trap with. * Access: RW */ MLXSW_ITEM32(reg, hpkt, trap_group, 0x00, 12, 6); /* reg_hpkt_trap_id * Trap ID. * Access: Index * * Note: A trap ID can only be associated with a single trap group. The device * will associate the trap ID with the last trap group configured. */ MLXSW_ITEM32(reg, hpkt, trap_id, 0x00, 0, 9); enum { MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT, MLXSW_REG_HPKT_CTRL_PACKET_NO_BUFFER, MLXSW_REG_HPKT_CTRL_PACKET_USE_BUFFER, }; /* reg_hpkt_ctrl * Configure dedicated buffer resources for control packets. * 0 - Keep factory defaults. * 1 - Do not use control buffer for this trap ID. * 2 - Use control buffer for this trap ID. * Access: RW */ MLXSW_ITEM32(reg, hpkt, ctrl, 0x04, 16, 2); static inline void mlxsw_reg_hpkt_pack(char *payload, u8 action, u16 trap_id) { enum mlxsw_reg_htgt_trap_group trap_group; MLXSW_REG_ZERO(hpkt, payload); mlxsw_reg_hpkt_ack_set(payload, MLXSW_REG_HPKT_ACK_NOT_REQUIRED); mlxsw_reg_hpkt_action_set(payload, action); switch (trap_id) { case MLXSW_TRAP_ID_ETHEMAD: case MLXSW_TRAP_ID_PUDE: trap_group = MLXSW_REG_HTGT_TRAP_GROUP_EMAD; break; default: trap_group = MLXSW_REG_HTGT_TRAP_GROUP_RX; break; } mlxsw_reg_hpkt_trap_group_set(payload, trap_group); mlxsw_reg_hpkt_trap_id_set(payload, trap_id); mlxsw_reg_hpkt_ctrl_set(payload, MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT); } /* MFCR - Management Fan Control Register * -------------------------------------- * This register controls the settings of the Fan Speed PWM mechanism. */ #define MLXSW_REG_MFCR_ID 0x9001 #define MLXSW_REG_MFCR_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_mfcr = { .id = MLXSW_REG_MFCR_ID, .len = MLXSW_REG_MFCR_LEN, }; enum mlxsw_reg_mfcr_pwm_frequency { MLXSW_REG_MFCR_PWM_FEQ_11HZ = 0x00, MLXSW_REG_MFCR_PWM_FEQ_14_7HZ = 0x01, MLXSW_REG_MFCR_PWM_FEQ_22_1HZ = 0x02, MLXSW_REG_MFCR_PWM_FEQ_1_4KHZ = 0x40, MLXSW_REG_MFCR_PWM_FEQ_5KHZ = 0x41, MLXSW_REG_MFCR_PWM_FEQ_20KHZ = 0x42, MLXSW_REG_MFCR_PWM_FEQ_22_5KHZ = 0x43, MLXSW_REG_MFCR_PWM_FEQ_25KHZ = 0x44, }; /* reg_mfcr_pwm_frequency * Controls the frequency of the PWM signal. * Access: RW */ MLXSW_ITEM32(reg, mfcr, pwm_frequency, 0x00, 0, 6); #define MLXSW_MFCR_TACHOS_MAX 10 /* reg_mfcr_tacho_active * Indicates which of the tachometer is active (bit per tachometer). * Access: RO */ MLXSW_ITEM32(reg, mfcr, tacho_active, 0x04, 16, MLXSW_MFCR_TACHOS_MAX); #define MLXSW_MFCR_PWMS_MAX 5 /* reg_mfcr_pwm_active * Indicates which of the PWM control is active (bit per PWM). * Access: RO */ MLXSW_ITEM32(reg, mfcr, pwm_active, 0x04, 0, MLXSW_MFCR_PWMS_MAX); static inline void mlxsw_reg_mfcr_pack(char *payload, enum mlxsw_reg_mfcr_pwm_frequency pwm_frequency) { MLXSW_REG_ZERO(mfcr, payload); mlxsw_reg_mfcr_pwm_frequency_set(payload, pwm_frequency); } static inline void mlxsw_reg_mfcr_unpack(char *payload, enum mlxsw_reg_mfcr_pwm_frequency *p_pwm_frequency, u16 *p_tacho_active, u8 *p_pwm_active) { *p_pwm_frequency = mlxsw_reg_mfcr_pwm_frequency_get(payload); *p_tacho_active = mlxsw_reg_mfcr_tacho_active_get(payload); *p_pwm_active = mlxsw_reg_mfcr_pwm_active_get(payload); } /* MFSC - Management Fan Speed Control Register * -------------------------------------------- * This register controls the settings of the Fan Speed PWM mechanism. */ #define MLXSW_REG_MFSC_ID 0x9002 #define MLXSW_REG_MFSC_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_mfsc = { .id = MLXSW_REG_MFSC_ID, .len = MLXSW_REG_MFSC_LEN, }; /* reg_mfsc_pwm * Fan pwm to control / monitor. * Access: Index */ MLXSW_ITEM32(reg, mfsc, pwm, 0x00, 24, 3); /* reg_mfsc_pwm_duty_cycle * Controls the duty cycle of the PWM. Value range from 0..255 to * represent duty cycle of 0%...100%. * Access: RW */ MLXSW_ITEM32(reg, mfsc, pwm_duty_cycle, 0x04, 0, 8); static inline void mlxsw_reg_mfsc_pack(char *payload, u8 pwm, u8 pwm_duty_cycle) { MLXSW_REG_ZERO(mfsc, payload); mlxsw_reg_mfsc_pwm_set(payload, pwm); mlxsw_reg_mfsc_pwm_duty_cycle_set(payload, pwm_duty_cycle); } /* MFSM - Management Fan Speed Measurement * --------------------------------------- * This register controls the settings of the Tacho measurements and * enables reading the Tachometer measurements. */ #define MLXSW_REG_MFSM_ID 0x9003 #define MLXSW_REG_MFSM_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_mfsm = { .id = MLXSW_REG_MFSM_ID, .len = MLXSW_REG_MFSM_LEN, }; /* reg_mfsm_tacho * Fan tachometer index. * Access: Index */ MLXSW_ITEM32(reg, mfsm, tacho, 0x00, 24, 4); /* reg_mfsm_rpm * Fan speed (round per minute). * Access: RO */ MLXSW_ITEM32(reg, mfsm, rpm, 0x04, 0, 16); static inline void mlxsw_reg_mfsm_pack(char *payload, u8 tacho) { MLXSW_REG_ZERO(mfsm, payload); mlxsw_reg_mfsm_tacho_set(payload, tacho); } /* MTCAP - Management Temperature Capabilities * ------------------------------------------- * This register exposes the capabilities of the device and * system temperature sensing. */ #define MLXSW_REG_MTCAP_ID 0x9009 #define MLXSW_REG_MTCAP_LEN 0x08 static const struct mlxsw_reg_info mlxsw_reg_mtcap = { .id = MLXSW_REG_MTCAP_ID, .len = MLXSW_REG_MTCAP_LEN, }; /* reg_mtcap_sensor_count * Number of sensors supported by the device. * This includes the QSFP module sensors (if exists in the QSFP module). * Access: RO */ MLXSW_ITEM32(reg, mtcap, sensor_count, 0x00, 0, 7); /* MTMP - Management Temperature * ----------------------------- * This register controls the settings of the temperature measurements * and enables reading the temperature measurements. Note that temperature * is in 0.125 degrees Celsius. */ #define MLXSW_REG_MTMP_ID 0x900A #define MLXSW_REG_MTMP_LEN 0x20 static const struct mlxsw_reg_info mlxsw_reg_mtmp = { .id = MLXSW_REG_MTMP_ID, .len = MLXSW_REG_MTMP_LEN, }; /* reg_mtmp_sensor_index * Sensors index to access. * 64-127 of sensor_index are mapped to the SFP+/QSFP modules sequentially * (module 0 is mapped to sensor_index 64). * Access: Index */ MLXSW_ITEM32(reg, mtmp, sensor_index, 0x00, 0, 7); /* Convert to milli degrees Celsius */ #define MLXSW_REG_MTMP_TEMP_TO_MC(val) (val * 125) /* reg_mtmp_temperature * Temperature reading from the sensor. Reading is in 0.125 Celsius * degrees units. * Access: RO */ MLXSW_ITEM32(reg, mtmp, temperature, 0x04, 0, 16); /* reg_mtmp_mte * Max Temperature Enable - enables measuring the max temperature on a sensor. * Access: RW */ MLXSW_ITEM32(reg, mtmp, mte, 0x08, 31, 1); /* reg_mtmp_mtr * Max Temperature Reset - clears the value of the max temperature register. * Access: WO */ MLXSW_ITEM32(reg, mtmp, mtr, 0x08, 30, 1); /* reg_mtmp_max_temperature * The highest measured temperature from the sensor. * When the bit mte is cleared, the field max_temperature is reserved. * Access: RO */ MLXSW_ITEM32(reg, mtmp, max_temperature, 0x08, 0, 16); #define MLXSW_REG_MTMP_SENSOR_NAME_SIZE 8 /* reg_mtmp_sensor_name * Sensor Name * Access: RO */ MLXSW_ITEM_BUF(reg, mtmp, sensor_name, 0x18, MLXSW_REG_MTMP_SENSOR_NAME_SIZE); static inline void mlxsw_reg_mtmp_pack(char *payload, u8 sensor_index, bool max_temp_enable, bool max_temp_reset) { MLXSW_REG_ZERO(mtmp, payload); mlxsw_reg_mtmp_sensor_index_set(payload, sensor_index); mlxsw_reg_mtmp_mte_set(payload, max_temp_enable); mlxsw_reg_mtmp_mtr_set(payload, max_temp_reset); } static inline void mlxsw_reg_mtmp_unpack(char *payload, unsigned int *p_temp, unsigned int *p_max_temp, char *sensor_name) { u16 temp; if (p_temp) { temp = mlxsw_reg_mtmp_temperature_get(payload); *p_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp); } if (p_max_temp) { temp = mlxsw_reg_mtmp_max_temperature_get(payload); *p_max_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp); } if (sensor_name) mlxsw_reg_mtmp_sensor_name_memcpy_from(payload, sensor_name); } /* MLCR - Management LED Control Register * -------------------------------------- * Controls the system LEDs. */ #define MLXSW_REG_MLCR_ID 0x902B #define MLXSW_REG_MLCR_LEN 0x0C static const struct mlxsw_reg_info mlxsw_reg_mlcr = { .id = MLXSW_REG_MLCR_ID, .len = MLXSW_REG_MLCR_LEN, }; /* reg_mlcr_local_port * Local port number. * Access: RW */ MLXSW_ITEM32(reg, mlcr, local_port, 0x00, 16, 8); #define MLXSW_REG_MLCR_DURATION_MAX 0xFFFF /* reg_mlcr_beacon_duration * Duration of the beacon to be active, in seconds. * 0x0 - Will turn off the beacon. * 0xFFFF - Will turn on the beacon until explicitly turned off. * Access: RW */ MLXSW_ITEM32(reg, mlcr, beacon_duration, 0x04, 0, 16); /* reg_mlcr_beacon_remain * Remaining duration of the beacon, in seconds. * 0xFFFF indicates an infinite amount of time. * Access: RO */ MLXSW_ITEM32(reg, mlcr, beacon_remain, 0x08, 0, 16); static inline void mlxsw_reg_mlcr_pack(char *payload, u8 local_port, bool active) { MLXSW_REG_ZERO(mlcr, payload); mlxsw_reg_mlcr_local_port_set(payload, local_port); mlxsw_reg_mlcr_beacon_duration_set(payload, active ? MLXSW_REG_MLCR_DURATION_MAX : 0); } /* SBPR - Shared Buffer Pools Register * ----------------------------------- * The SBPR configures and retrieves the shared buffer pools and configuration. */ #define MLXSW_REG_SBPR_ID 0xB001 #define MLXSW_REG_SBPR_LEN 0x14 static const struct mlxsw_reg_info mlxsw_reg_sbpr = { .id = MLXSW_REG_SBPR_ID, .len = MLXSW_REG_SBPR_LEN, }; /* shared direstion enum for SBPR, SBCM, SBPM */ enum mlxsw_reg_sbxx_dir { MLXSW_REG_SBXX_DIR_INGRESS, MLXSW_REG_SBXX_DIR_EGRESS, }; /* reg_sbpr_dir * Direction. * Access: Index */ MLXSW_ITEM32(reg, sbpr, dir, 0x00, 24, 2); /* reg_sbpr_pool * Pool index. * Access: Index */ MLXSW_ITEM32(reg, sbpr, pool, 0x00, 0, 4); /* reg_sbpr_size * Pool size in buffer cells. * Access: RW */ MLXSW_ITEM32(reg, sbpr, size, 0x04, 0, 24); enum mlxsw_reg_sbpr_mode { MLXSW_REG_SBPR_MODE_STATIC, MLXSW_REG_SBPR_MODE_DYNAMIC, }; /* reg_sbpr_mode * Pool quota calculation mode. * Access: RW */ MLXSW_ITEM32(reg, sbpr, mode, 0x08, 0, 4); static inline void mlxsw_reg_sbpr_pack(char *payload, u8 pool, enum mlxsw_reg_sbxx_dir dir, enum mlxsw_reg_sbpr_mode mode, u32 size) { MLXSW_REG_ZERO(sbpr, payload); mlxsw_reg_sbpr_pool_set(payload, pool); mlxsw_reg_sbpr_dir_set(payload, dir); mlxsw_reg_sbpr_mode_set(payload, mode); mlxsw_reg_sbpr_size_set(payload, size); } /* SBCM - Shared Buffer Class Management Register * ---------------------------------------------- * The SBCM register configures and retrieves the shared buffer allocation * and configuration according to Port-PG, including the binding to pool * and definition of the associated quota. */ #define MLXSW_REG_SBCM_ID 0xB002 #define MLXSW_REG_SBCM_LEN 0x28 static const struct mlxsw_reg_info mlxsw_reg_sbcm = { .id = MLXSW_REG_SBCM_ID, .len = MLXSW_REG_SBCM_LEN, }; /* reg_sbcm_local_port * Local port number. * For Ingress: excludes CPU port and Router port * For Egress: excludes IP Router * Access: Index */ MLXSW_ITEM32(reg, sbcm, local_port, 0x00, 16, 8); /* reg_sbcm_pg_buff * PG buffer - Port PG (dir=ingress) / traffic class (dir=egress) * For PG buffer: range is 0..cap_max_pg_buffers - 1 * For traffic class: range is 0..cap_max_tclass - 1 * Note that when traffic class is in MC aware mode then the traffic * classes which are MC aware cannot be configured. * Access: Index */ MLXSW_ITEM32(reg, sbcm, pg_buff, 0x00, 8, 6); /* reg_sbcm_dir * Direction. * Access: Index */ MLXSW_ITEM32(reg, sbcm, dir, 0x00, 0, 2); /* reg_sbcm_min_buff * Minimum buffer size for the limiter, in cells. * Access: RW */ MLXSW_ITEM32(reg, sbcm, min_buff, 0x18, 0, 24); /* shared max_buff limits for dynamic threshold for SBCM, SBPM */ #define MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN 1 #define MLXSW_REG_SBXX_DYN_MAX_BUFF_MAX 14 /* reg_sbcm_max_buff * When the pool associated to the port-pg/tclass is configured to * static, Maximum buffer size for the limiter configured in cells. * When the pool associated to the port-pg/tclass is configured to * dynamic, the max_buff holds the "alpha" parameter, supporting * the following values: * 0: 0 * i: (1/128)*2^(i-1), for i=1..14 * 0xFF: Infinity * Access: RW */ MLXSW_ITEM32(reg, sbcm, max_buff, 0x1C, 0, 24); /* reg_sbcm_pool * Association of the port-priority to a pool. * Access: RW */ MLXSW_ITEM32(reg, sbcm, pool, 0x24, 0, 4); static inline void mlxsw_reg_sbcm_pack(char *payload, u8 local_port, u8 pg_buff, enum mlxsw_reg_sbxx_dir dir, u32 min_buff, u32 max_buff, u8 pool) { MLXSW_REG_ZERO(sbcm, payload); mlxsw_reg_sbcm_local_port_set(payload, local_port); mlxsw_reg_sbcm_pg_buff_set(payload, pg_buff); mlxsw_reg_sbcm_dir_set(payload, dir); mlxsw_reg_sbcm_min_buff_set(payload, min_buff); mlxsw_reg_sbcm_max_buff_set(payload, max_buff); mlxsw_reg_sbcm_pool_set(payload, pool); } /* SBPM - Shared Buffer Port Management Register * --------------------------------------------- * The SBPM register configures and retrieves the shared buffer allocation * and configuration according to Port-Pool, including the definition * of the associated quota. */ #define MLXSW_REG_SBPM_ID 0xB003 #define MLXSW_REG_SBPM_LEN 0x28 static const struct mlxsw_reg_info mlxsw_reg_sbpm = { .id = MLXSW_REG_SBPM_ID, .len = MLXSW_REG_SBPM_LEN, }; /* reg_sbpm_local_port * Local port number. * For Ingress: excludes CPU port and Router port * For Egress: excludes IP Router * Access: Index */ MLXSW_ITEM32(reg, sbpm, local_port, 0x00, 16, 8); /* reg_sbpm_pool * The pool associated to quota counting on the local_port. * Access: Index */ MLXSW_ITEM32(reg, sbpm, pool, 0x00, 8, 4); /* reg_sbpm_dir * Direction. * Access: Index */ MLXSW_ITEM32(reg, sbpm, dir, 0x00, 0, 2); /* reg_sbpm_min_buff * Minimum buffer size for the limiter, in cells. * Access: RW */ MLXSW_ITEM32(reg, sbpm, min_buff, 0x18, 0, 24); /* reg_sbpm_max_buff * When the pool associated to the port-pg/tclass is configured to * static, Maximum buffer size for the limiter configured in cells. * When the pool associated to the port-pg/tclass is configured to * dynamic, the max_buff holds the "alpha" parameter, supporting * the following values: * 0: 0 * i: (1/128)*2^(i-1), for i=1..14 * 0xFF: Infinity * Access: RW */ MLXSW_ITEM32(reg, sbpm, max_buff, 0x1C, 0, 24); static inline void mlxsw_reg_sbpm_pack(char *payload, u8 local_port, u8 pool, enum mlxsw_reg_sbxx_dir dir, u32 min_buff, u32 max_buff) { MLXSW_REG_ZERO(sbpm, payload); mlxsw_reg_sbpm_local_port_set(payload, local_port); mlxsw_reg_sbpm_pool_set(payload, pool); mlxsw_reg_sbpm_dir_set(payload, dir); mlxsw_reg_sbpm_min_buff_set(payload, min_buff); mlxsw_reg_sbpm_max_buff_set(payload, max_buff); } /* SBMM - Shared Buffer Multicast Management Register * -------------------------------------------------- * The SBMM register configures and retrieves the shared buffer allocation * and configuration for MC packets according to Switch-Priority, including * the binding to pool and definition of the associated quota. */ #define MLXSW_REG_SBMM_ID 0xB004 #define MLXSW_REG_SBMM_LEN 0x28 static const struct mlxsw_reg_info mlxsw_reg_sbmm = { .id = MLXSW_REG_SBMM_ID, .len = MLXSW_REG_SBMM_LEN, }; /* reg_sbmm_prio * Switch Priority. * Access: Index */ MLXSW_ITEM32(reg, sbmm, prio, 0x00, 8, 4); /* reg_sbmm_min_buff * Minimum buffer size for the limiter, in cells. * Access: RW */ MLXSW_ITEM32(reg, sbmm, min_buff, 0x18, 0, 24); /* reg_sbmm_max_buff * When the pool associated to the port-pg/tclass is configured to * static, Maximum buffer size for the limiter configured in cells. * When the pool associated to the port-pg/tclass is configured to * dynamic, the max_buff holds the "alpha" parameter, supporting * the following values: * 0: 0 * i: (1/128)*2^(i-1), for i=1..14 * 0xFF: Infinity * Access: RW */ MLXSW_ITEM32(reg, sbmm, max_buff, 0x1C, 0, 24); /* reg_sbmm_pool * Association of the port-priority to a pool. * Access: RW */ MLXSW_ITEM32(reg, sbmm, pool, 0x24, 0, 4); static inline void mlxsw_reg_sbmm_pack(char *payload, u8 prio, u32 min_buff, u32 max_buff, u8 pool) { MLXSW_REG_ZERO(sbmm, payload); mlxsw_reg_sbmm_prio_set(payload, prio); mlxsw_reg_sbmm_min_buff_set(payload, min_buff); mlxsw_reg_sbmm_max_buff_set(payload, max_buff); mlxsw_reg_sbmm_pool_set(payload, pool); } /* SBSR - Shared Buffer Status Register * ------------------------------------ * The SBSR register retrieves the shared buffer occupancy according to * Port-Pool. Note that this register enables reading a large amount of data. * It is the user's responsibility to limit the amount of data to ensure the * response can match the maximum transfer unit. In case the response exceeds * the maximum transport unit, it will be truncated with no special notice. */ #define MLXSW_REG_SBSR_ID 0xB005 #define MLXSW_REG_SBSR_BASE_LEN 0x5C /* base length, without records */ #define MLXSW_REG_SBSR_REC_LEN 0x8 /* record length */ #define MLXSW_REG_SBSR_REC_MAX_COUNT 120 #define MLXSW_REG_SBSR_LEN (MLXSW_REG_SBSR_BASE_LEN + \ MLXSW_REG_SBSR_REC_LEN * \ MLXSW_REG_SBSR_REC_MAX_COUNT) static const struct mlxsw_reg_info mlxsw_reg_sbsr = { .id = MLXSW_REG_SBSR_ID, .len = MLXSW_REG_SBSR_LEN, }; /* reg_sbsr_clr * Clear Max Buffer Occupancy. When this bit is set, the max_buff_occupancy * field is cleared (and a new max value is tracked from the time the clear * was performed). * Access: OP */ MLXSW_ITEM32(reg, sbsr, clr, 0x00, 31, 1); /* reg_sbsr_ingress_port_mask * Bit vector for all ingress network ports. * Indicates which of the ports (for which the relevant bit is set) * are affected by the set operation. Configuration of any other port * does not change. * Access: Index */ MLXSW_ITEM_BIT_ARRAY(reg, sbsr, ingress_port_mask, 0x10, 0x20, 1); /* reg_sbsr_pg_buff_mask * Bit vector for all switch priority groups. * Indicates which of the priorities (for which the relevant bit is set) * are affected by the set operation. Configuration of any other priority * does not change. * Range is 0..cap_max_pg_buffers - 1 * Access: Index */ MLXSW_ITEM_BIT_ARRAY(reg, sbsr, pg_buff_mask, 0x30, 0x4, 1); /* reg_sbsr_egress_port_mask * Bit vector for all egress network ports. * Indicates which of the ports (for which the relevant bit is set) * are affected by the set operation. Configuration of any other port * does not change. * Access: Index */ MLXSW_ITEM_BIT_ARRAY(reg, sbsr, egress_port_mask, 0x34, 0x20, 1); /* reg_sbsr_tclass_mask * Bit vector for all traffic classes. * Indicates which of the traffic classes (for which the relevant bit is * set) are affected by the set operation. Configuration of any other * traffic class does not change. * Range is 0..cap_max_tclass - 1 * Access: Index */ MLXSW_ITEM_BIT_ARRAY(reg, sbsr, tclass_mask, 0x54, 0x8, 1); static inline void mlxsw_reg_sbsr_pack(char *payload, bool clr) { MLXSW_REG_ZERO(sbsr, payload); mlxsw_reg_sbsr_clr_set(payload, clr); } /* reg_sbsr_rec_buff_occupancy * Current buffer occupancy in cells. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sbsr, rec_buff_occupancy, MLXSW_REG_SBSR_BASE_LEN, 0, 24, MLXSW_REG_SBSR_REC_LEN, 0x00, false); /* reg_sbsr_rec_max_buff_occupancy * Maximum value of buffer occupancy in cells monitored. Cleared by * writing to the clr field. * Access: RO */ MLXSW_ITEM32_INDEXED(reg, sbsr, rec_max_buff_occupancy, MLXSW_REG_SBSR_BASE_LEN, 0, 24, MLXSW_REG_SBSR_REC_LEN, 0x04, false); static inline void mlxsw_reg_sbsr_rec_unpack(char *payload, int rec_index, u32 *p_buff_occupancy, u32 *p_max_buff_occupancy) { *p_buff_occupancy = mlxsw_reg_sbsr_rec_buff_occupancy_get(payload, rec_index); *p_max_buff_occupancy = mlxsw_reg_sbsr_rec_max_buff_occupancy_get(payload, rec_index); } static inline const char *mlxsw_reg_id_str(u16 reg_id) { switch (reg_id) { case MLXSW_REG_SGCR_ID: return "SGCR"; case MLXSW_REG_SPAD_ID: return "SPAD"; case MLXSW_REG_SMID_ID: return "SMID"; case MLXSW_REG_SSPR_ID: return "SSPR"; case MLXSW_REG_SFDAT_ID: return "SFDAT"; case MLXSW_REG_SFD_ID: return "SFD"; case MLXSW_REG_SFN_ID: return "SFN"; case MLXSW_REG_SPMS_ID: return "SPMS"; case MLXSW_REG_SPVID_ID: return "SPVID"; case MLXSW_REG_SPVM_ID: return "SPVM"; case MLXSW_REG_SPAFT_ID: return "SPAFT"; case MLXSW_REG_SFGC_ID: return "SFGC"; case MLXSW_REG_SFTR_ID: return "SFTR"; case MLXSW_REG_SFDF_ID: return "SFDF"; case MLXSW_REG_SLDR_ID: return "SLDR"; case MLXSW_REG_SLCR_ID: return "SLCR"; case MLXSW_REG_SLCOR_ID: return "SLCOR"; case MLXSW_REG_SPMLR_ID: return "SPMLR"; case MLXSW_REG_SVFA_ID: return "SVFA"; case MLXSW_REG_SVPE_ID: return "SVPE"; case MLXSW_REG_SFMR_ID: return "SFMR"; case MLXSW_REG_SPVMLR_ID: return "SPVMLR"; case MLXSW_REG_QTCT_ID: return "QTCT"; case MLXSW_REG_QEEC_ID: return "QEEC"; case MLXSW_REG_PMLP_ID: return "PMLP"; case MLXSW_REG_PMTU_ID: return "PMTU"; case MLXSW_REG_PTYS_ID: return "PTYS"; case MLXSW_REG_PPAD_ID: return "PPAD"; case MLXSW_REG_PAOS_ID: return "PAOS"; case MLXSW_REG_PFCC_ID: return "PFCC"; case MLXSW_REG_PPCNT_ID: return "PPCNT"; case MLXSW_REG_PPTB_ID: return "PPTB"; case MLXSW_REG_PBMC_ID: return "PBMC"; case MLXSW_REG_PSPA_ID: return "PSPA"; case MLXSW_REG_HTGT_ID: return "HTGT"; case MLXSW_REG_HPKT_ID: return "HPKT"; case MLXSW_REG_MFCR_ID: return "MFCR"; case MLXSW_REG_MFSC_ID: return "MFSC"; case MLXSW_REG_MFSM_ID: return "MFSM"; case MLXSW_REG_MTCAP_ID: return "MTCAP"; case MLXSW_REG_MTMP_ID: return "MTMP"; case MLXSW_REG_MLCR_ID: return "MLCR"; case MLXSW_REG_SBPR_ID: return "SBPR"; case MLXSW_REG_SBCM_ID: return "SBCM"; case MLXSW_REG_SBPM_ID: return "SBPM"; case MLXSW_REG_SBMM_ID: return "SBMM"; case MLXSW_REG_SBSR_ID: return "SBSR"; default: return "*UNKNOWN*"; } } /* PUDE - Port Up / Down Event * --------------------------- * Reports the operational state change of a port. */ #define MLXSW_REG_PUDE_LEN 0x10 /* reg_pude_swid * Switch partition ID with which to associate the port. * Access: Index */ MLXSW_ITEM32(reg, pude, swid, 0x00, 24, 8); /* reg_pude_local_port * Local port number. * Access: Index */ MLXSW_ITEM32(reg, pude, local_port, 0x00, 16, 8); /* reg_pude_admin_status * Port administrative state (the desired state). * 1 - Up. * 2 - Down. * 3 - Up once. This means that in case of link failure, the port won't go * into polling mode, but will wait to be re-enabled by software. * 4 - Disabled by system. Can only be set by hardware. * Access: RO */ MLXSW_ITEM32(reg, pude, admin_status, 0x00, 8, 4); /* reg_pude_oper_status * Port operatioanl state. * 1 - Up. * 2 - Down. * 3 - Down by port failure. This means that the device will not let the * port up again until explicitly specified by software. * Access: RO */ MLXSW_ITEM32(reg, pude, oper_status, 0x00, 0, 4); #endif