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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h1297
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diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
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index 00000000000..9a517c2e9f1
--- /dev/null
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h
@@ -0,0 +1,1297 @@
+/* bnx2x_sp.h: Broadcom Everest network driver.
+ *
+ * Copyright 2011 Broadcom Corporation
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License version 2, available
+ * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Broadcom software provided under a
+ * license other than the GPL, without Broadcom's express prior written
+ * consent.
+ *
+ * Maintained by: Eilon Greenstein <eilong@broadcom.com>
+ * Written by: Vladislav Zolotarov
+ *
+ */
+#ifndef BNX2X_SP_VERBS
+#define BNX2X_SP_VERBS
+
+struct bnx2x;
+struct eth_context;
+
+/* Bits representing general command's configuration */
+enum {
+ RAMROD_TX,
+ RAMROD_RX,
+ /* Wait until all pending commands complete */
+ RAMROD_COMP_WAIT,
+ /* Don't send a ramrod, only update a registry */
+ RAMROD_DRV_CLR_ONLY,
+ /* Configure HW according to the current object state */
+ RAMROD_RESTORE,
+ /* Execute the next command now */
+ RAMROD_EXEC,
+ /*
+ * Don't add a new command and continue execution of posponed
+ * commands. If not set a new command will be added to the
+ * pending commands list.
+ */
+ RAMROD_CONT,
+};
+
+typedef enum {
+ BNX2X_OBJ_TYPE_RX,
+ BNX2X_OBJ_TYPE_TX,
+ BNX2X_OBJ_TYPE_RX_TX,
+} bnx2x_obj_type;
+
+/* Filtering states */
+enum {
+ BNX2X_FILTER_MAC_PENDING,
+ BNX2X_FILTER_VLAN_PENDING,
+ BNX2X_FILTER_VLAN_MAC_PENDING,
+ BNX2X_FILTER_RX_MODE_PENDING,
+ BNX2X_FILTER_RX_MODE_SCHED,
+ BNX2X_FILTER_ISCSI_ETH_START_SCHED,
+ BNX2X_FILTER_ISCSI_ETH_STOP_SCHED,
+ BNX2X_FILTER_FCOE_ETH_START_SCHED,
+ BNX2X_FILTER_FCOE_ETH_STOP_SCHED,
+ BNX2X_FILTER_MCAST_PENDING,
+ BNX2X_FILTER_MCAST_SCHED,
+ BNX2X_FILTER_RSS_CONF_PENDING,
+};
+
+struct bnx2x_raw_obj {
+ u8 func_id;
+
+ /* Queue params */
+ u8 cl_id;
+ u32 cid;
+
+ /* Ramrod data buffer params */
+ void *rdata;
+ dma_addr_t rdata_mapping;
+
+ /* Ramrod state params */
+ int state; /* "ramrod is pending" state bit */
+ unsigned long *pstate; /* pointer to state buffer */
+
+ bnx2x_obj_type obj_type;
+
+ int (*wait_comp)(struct bnx2x *bp,
+ struct bnx2x_raw_obj *o);
+
+ bool (*check_pending)(struct bnx2x_raw_obj *o);
+ void (*clear_pending)(struct bnx2x_raw_obj *o);
+ void (*set_pending)(struct bnx2x_raw_obj *o);
+};
+
+/************************* VLAN-MAC commands related parameters ***************/
+struct bnx2x_mac_ramrod_data {
+ u8 mac[ETH_ALEN];
+};
+
+struct bnx2x_vlan_ramrod_data {
+ u16 vlan;
+};
+
+struct bnx2x_vlan_mac_ramrod_data {
+ u8 mac[ETH_ALEN];
+ u16 vlan;
+};
+
+union bnx2x_classification_ramrod_data {
+ struct bnx2x_mac_ramrod_data mac;
+ struct bnx2x_vlan_ramrod_data vlan;
+ struct bnx2x_vlan_mac_ramrod_data vlan_mac;
+};
+
+/* VLAN_MAC commands */
+enum bnx2x_vlan_mac_cmd {
+ BNX2X_VLAN_MAC_ADD,
+ BNX2X_VLAN_MAC_DEL,
+ BNX2X_VLAN_MAC_MOVE,
+};
+
+struct bnx2x_vlan_mac_data {
+ /* Requested command: BNX2X_VLAN_MAC_XX */
+ enum bnx2x_vlan_mac_cmd cmd;
+ /*
+ * used to contain the data related vlan_mac_flags bits from
+ * ramrod parameters.
+ */
+ unsigned long vlan_mac_flags;
+
+ /* Needed for MOVE command */
+ struct bnx2x_vlan_mac_obj *target_obj;
+
+ union bnx2x_classification_ramrod_data u;
+};
+
+/*************************** Exe Queue obj ************************************/
+union bnx2x_exe_queue_cmd_data {
+ struct bnx2x_vlan_mac_data vlan_mac;
+
+ struct {
+ /* TODO */
+ } mcast;
+};
+
+struct bnx2x_exeq_elem {
+ struct list_head link;
+
+ /* Length of this element in the exe_chunk. */
+ int cmd_len;
+
+ union bnx2x_exe_queue_cmd_data cmd_data;
+};
+
+union bnx2x_qable_obj;
+
+union bnx2x_exeq_comp_elem {
+ union event_ring_elem *elem;
+};
+
+struct bnx2x_exe_queue_obj;
+
+typedef int (*exe_q_validate)(struct bnx2x *bp,
+ union bnx2x_qable_obj *o,
+ struct bnx2x_exeq_elem *elem);
+
+/**
+ * @return positive is entry was optimized, 0 - if not, negative
+ * in case of an error.
+ */
+typedef int (*exe_q_optimize)(struct bnx2x *bp,
+ union bnx2x_qable_obj *o,
+ struct bnx2x_exeq_elem *elem);
+typedef int (*exe_q_execute)(struct bnx2x *bp,
+ union bnx2x_qable_obj *o,
+ struct list_head *exe_chunk,
+ unsigned long *ramrod_flags);
+typedef struct bnx2x_exeq_elem *
+ (*exe_q_get)(struct bnx2x_exe_queue_obj *o,
+ struct bnx2x_exeq_elem *elem);
+
+struct bnx2x_exe_queue_obj {
+ /*
+ * Commands pending for an execution.
+ */
+ struct list_head exe_queue;
+
+ /*
+ * Commands pending for an completion.
+ */
+ struct list_head pending_comp;
+
+ spinlock_t lock;
+
+ /* Maximum length of commands' list for one execution */
+ int exe_chunk_len;
+
+ union bnx2x_qable_obj *owner;
+
+ /****** Virtual functions ******/
+ /**
+ * Called before commands execution for commands that are really
+ * going to be executed (after 'optimize').
+ *
+ * Must run under exe_queue->lock
+ */
+ exe_q_validate validate;
+
+
+ /**
+ * This will try to cancel the current pending commands list
+ * considering the new command.
+ *
+ * Must run under exe_queue->lock
+ */
+ exe_q_optimize optimize;
+
+ /**
+ * Run the next commands chunk (owner specific).
+ */
+ exe_q_execute execute;
+
+ /**
+ * Return the exe_queue element containing the specific command
+ * if any. Otherwise return NULL.
+ */
+ exe_q_get get;
+};
+/***************** Classification verbs: Set/Del MAC/VLAN/VLAN-MAC ************/
+/*
+ * Element in the VLAN_MAC registry list having all currenty configured
+ * rules.
+ */
+struct bnx2x_vlan_mac_registry_elem {
+ struct list_head link;
+
+ /*
+ * Used to store the cam offset used for the mac/vlan/vlan-mac.
+ * Relevant for 57710 and 57711 only. VLANs and MACs share the
+ * same CAM for these chips.
+ */
+ int cam_offset;
+
+ /* Needed for DEL and RESTORE flows */
+ unsigned long vlan_mac_flags;
+
+ union bnx2x_classification_ramrod_data u;
+};
+
+/* Bits representing VLAN_MAC commands specific flags */
+enum {
+ BNX2X_UC_LIST_MAC,
+ BNX2X_ETH_MAC,
+ BNX2X_ISCSI_ETH_MAC,
+ BNX2X_NETQ_ETH_MAC,
+ BNX2X_DONT_CONSUME_CAM_CREDIT,
+ BNX2X_DONT_CONSUME_CAM_CREDIT_DEST,
+};
+
+struct bnx2x_vlan_mac_ramrod_params {
+ /* Object to run the command from */
+ struct bnx2x_vlan_mac_obj *vlan_mac_obj;
+
+ /* General command flags: COMP_WAIT, etc. */
+ unsigned long ramrod_flags;
+
+ /* Command specific configuration request */
+ struct bnx2x_vlan_mac_data user_req;
+};
+
+struct bnx2x_vlan_mac_obj {
+ struct bnx2x_raw_obj raw;
+
+ /* Bookkeeping list: will prevent the addition of already existing
+ * entries.
+ */
+ struct list_head head;
+
+ /* TODO: Add it's initialization in the init functions */
+ struct bnx2x_exe_queue_obj exe_queue;
+
+ /* MACs credit pool */
+ struct bnx2x_credit_pool_obj *macs_pool;
+
+ /* VLANs credit pool */
+ struct bnx2x_credit_pool_obj *vlans_pool;
+
+ /* RAMROD command to be used */
+ int ramrod_cmd;
+
+ /**
+ * Checks if ADD-ramrod with the given params may be performed.
+ *
+ * @return zero if the element may be added
+ */
+
+ int (*check_add)(struct bnx2x_vlan_mac_obj *o,
+ union bnx2x_classification_ramrod_data *data);
+
+ /**
+ * Checks if DEL-ramrod with the given params may be performed.
+ *
+ * @return true if the element may be deleted
+ */
+ struct bnx2x_vlan_mac_registry_elem *
+ (*check_del)(struct bnx2x_vlan_mac_obj *o,
+ union bnx2x_classification_ramrod_data *data);
+
+ /**
+ * Checks if DEL-ramrod with the given params may be performed.
+ *
+ * @return true if the element may be deleted
+ */
+ bool (*check_move)(struct bnx2x_vlan_mac_obj *src_o,
+ struct bnx2x_vlan_mac_obj *dst_o,
+ union bnx2x_classification_ramrod_data *data);
+
+ /**
+ * Update the relevant credit object(s) (consume/return
+ * correspondingly).
+ */
+ bool (*get_credit)(struct bnx2x_vlan_mac_obj *o);
+ bool (*put_credit)(struct bnx2x_vlan_mac_obj *o);
+ bool (*get_cam_offset)(struct bnx2x_vlan_mac_obj *o, int *offset);
+ bool (*put_cam_offset)(struct bnx2x_vlan_mac_obj *o, int offset);
+
+ /**
+ * Configures one rule in the ramrod data buffer.
+ */
+ void (*set_one_rule)(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_obj *o,
+ struct bnx2x_exeq_elem *elem, int rule_idx,
+ int cam_offset);
+
+ /**
+ * Delete all configured elements having the given
+ * vlan_mac_flags specification. Assumes no pending for
+ * execution commands. Will schedule all all currently
+ * configured MACs/VLANs/VLAN-MACs matching the vlan_mac_flags
+ * specification for deletion and will use the given
+ * ramrod_flags for the last DEL operation.
+ *
+ * @param bp
+ * @param o
+ * @param ramrod_flags RAMROD_XX flags
+ *
+ * @return 0 if the last operation has completed successfully
+ * and there are no more elements left, positive value
+ * if there are pending for completion commands,
+ * negative value in case of failure.
+ */
+ int (*delete_all)(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_obj *o,
+ unsigned long *vlan_mac_flags,
+ unsigned long *ramrod_flags);
+
+ /**
+ * Reconfigures the next MAC/VLAN/VLAN-MAC element from the previously
+ * configured elements list.
+ *
+ * @param bp
+ * @param p Command parameters (RAMROD_COMP_WAIT bit in
+ * ramrod_flags is only taken into an account)
+ * @param ppos a pointer to the cooky that should be given back in the
+ * next call to make function handle the next element. If
+ * *ppos is set to NULL it will restart the iterator.
+ * If returned *ppos == NULL this means that the last
+ * element has been handled.
+ *
+ * @return int
+ */
+ int (*restore)(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_ramrod_params *p,
+ struct bnx2x_vlan_mac_registry_elem **ppos);
+
+ /**
+ * Should be called on a completion arival.
+ *
+ * @param bp
+ * @param o
+ * @param cqe Completion element we are handling
+ * @param ramrod_flags if RAMROD_CONT is set the next bulk of
+ * pending commands will be executed.
+ * RAMROD_DRV_CLR_ONLY and RAMROD_RESTORE
+ * may also be set if needed.
+ *
+ * @return 0 if there are neither pending nor waiting for
+ * completion commands. Positive value if there are
+ * pending for execution or for completion commands.
+ * Negative value in case of an error (including an
+ * error in the cqe).
+ */
+ int (*complete)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o,
+ union event_ring_elem *cqe,
+ unsigned long *ramrod_flags);
+
+ /**
+ * Wait for completion of all commands. Don't schedule new ones,
+ * just wait. It assumes that the completion code will schedule
+ * for new commands.
+ */
+ int (*wait)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o);
+};
+
+/** RX_MODE verbs:DROP_ALL/ACCEPT_ALL/ACCEPT_ALL_MULTI/ACCEPT_ALL_VLAN/NORMAL */
+
+/* RX_MODE ramrod spesial flags: set in rx_mode_flags field in
+ * a bnx2x_rx_mode_ramrod_params.
+ */
+enum {
+ BNX2X_RX_MODE_FCOE_ETH,
+ BNX2X_RX_MODE_ISCSI_ETH,
+};
+
+enum {
+ BNX2X_ACCEPT_UNICAST,
+ BNX2X_ACCEPT_MULTICAST,
+ BNX2X_ACCEPT_ALL_UNICAST,
+ BNX2X_ACCEPT_ALL_MULTICAST,
+ BNX2X_ACCEPT_BROADCAST,
+ BNX2X_ACCEPT_UNMATCHED,
+ BNX2X_ACCEPT_ANY_VLAN
+};
+
+struct bnx2x_rx_mode_ramrod_params {
+ struct bnx2x_rx_mode_obj *rx_mode_obj;
+ unsigned long *pstate;
+ int state;
+ u8 cl_id;
+ u32 cid;
+ u8 func_id;
+ unsigned long ramrod_flags;
+ unsigned long rx_mode_flags;
+
+ /*
+ * rdata is either a pointer to eth_filter_rules_ramrod_data(e2) or to
+ * a tstorm_eth_mac_filter_config (e1x).
+ */
+ void *rdata;
+ dma_addr_t rdata_mapping;
+
+ /* Rx mode settings */
+ unsigned long rx_accept_flags;
+
+ /* internal switching settings */
+ unsigned long tx_accept_flags;
+};
+
+struct bnx2x_rx_mode_obj {
+ int (*config_rx_mode)(struct bnx2x *bp,
+ struct bnx2x_rx_mode_ramrod_params *p);
+
+ int (*wait_comp)(struct bnx2x *bp,
+ struct bnx2x_rx_mode_ramrod_params *p);
+};
+
+/********************** Set multicast group ***********************************/
+
+struct bnx2x_mcast_list_elem {
+ struct list_head link;
+ u8 *mac;
+};
+
+union bnx2x_mcast_config_data {
+ u8 *mac;
+ u8 bin; /* used in a RESTORE flow */
+};
+
+struct bnx2x_mcast_ramrod_params {
+ struct bnx2x_mcast_obj *mcast_obj;
+
+ /* Relevant options are RAMROD_COMP_WAIT and RAMROD_DRV_CLR_ONLY */
+ unsigned long ramrod_flags;
+
+ struct list_head mcast_list; /* list of struct bnx2x_mcast_list_elem */
+ /** TODO:
+ * - rename it to macs_num.
+ * - Add a new command type for handling pending commands
+ * (remove "zero semantics").
+ *
+ * Length of mcast_list. If zero and ADD_CONT command - post
+ * pending commands.
+ */
+ int mcast_list_len;
+};
+
+enum {
+ BNX2X_MCAST_CMD_ADD,
+ BNX2X_MCAST_CMD_CONT,
+ BNX2X_MCAST_CMD_DEL,
+ BNX2X_MCAST_CMD_RESTORE,
+};
+
+struct bnx2x_mcast_obj {
+ struct bnx2x_raw_obj raw;
+
+ union {
+ struct {
+ #define BNX2X_MCAST_BINS_NUM 256
+ #define BNX2X_MCAST_VEC_SZ (BNX2X_MCAST_BINS_NUM / 64)
+ u64 vec[BNX2X_MCAST_VEC_SZ];
+
+ /** Number of BINs to clear. Should be updated
+ * immediately when a command arrives in order to
+ * properly create DEL commands.
+ */
+ int num_bins_set;
+ } aprox_match;
+
+ struct {
+ struct list_head macs;
+ int num_macs_set;
+ } exact_match;
+ } registry;
+
+ /* Pending commands */
+ struct list_head pending_cmds_head;
+
+ /* A state that is set in raw.pstate, when there are pending commands */
+ int sched_state;
+
+ /* Maximal number of mcast MACs configured in one command */
+ int max_cmd_len;
+
+ /* Total number of currently pending MACs to configure: both
+ * in the pending commands list and in the current command.
+ */
+ int total_pending_num;
+
+ u8 engine_id;
+
+ /**
+ * @param cmd command to execute (BNX2X_MCAST_CMD_X, see above)
+ */
+ int (*config_mcast)(struct bnx2x *bp,
+ struct bnx2x_mcast_ramrod_params *p, int cmd);
+
+ /**
+ * Fills the ramrod data during the RESTORE flow.
+ *
+ * @param bp
+ * @param o
+ * @param start_idx Registry index to start from
+ * @param rdata_idx Index in the ramrod data to start from
+ *
+ * @return -1 if we handled the whole registry or index of the last
+ * handled registry element.
+ */
+ int (*hdl_restore)(struct bnx2x *bp, struct bnx2x_mcast_obj *o,
+ int start_bin, int *rdata_idx);
+
+ int (*enqueue_cmd)(struct bnx2x *bp, struct bnx2x_mcast_obj *o,
+ struct bnx2x_mcast_ramrod_params *p, int cmd);
+
+ void (*set_one_rule)(struct bnx2x *bp,
+ struct bnx2x_mcast_obj *o, int idx,
+ union bnx2x_mcast_config_data *cfg_data, int cmd);
+
+ /** Checks if there are more mcast MACs to be set or a previous
+ * command is still pending.
+ */
+ bool (*check_pending)(struct bnx2x_mcast_obj *o);
+
+ /**
+ * Set/Clear/Check SCHEDULED state of the object
+ */
+ void (*set_sched)(struct bnx2x_mcast_obj *o);
+ void (*clear_sched)(struct bnx2x_mcast_obj *o);
+ bool (*check_sched)(struct bnx2x_mcast_obj *o);
+
+ /* Wait until all pending commands complete */
+ int (*wait_comp)(struct bnx2x *bp, struct bnx2x_mcast_obj *o);
+
+ /**
+ * Handle the internal object counters needed for proper
+ * commands handling. Checks that the provided parameters are
+ * feasible.
+ */
+ int (*validate)(struct bnx2x *bp,
+ struct bnx2x_mcast_ramrod_params *p, int cmd);
+
+ /**
+ * Restore the values of internal counters in case of a failure.
+ */
+ void (*revert)(struct bnx2x *bp,
+ struct bnx2x_mcast_ramrod_params *p,
+ int old_num_bins);
+
+ int (*get_registry_size)(struct bnx2x_mcast_obj *o);
+ void (*set_registry_size)(struct bnx2x_mcast_obj *o, int n);
+};
+
+/*************************** Credit handling **********************************/
+struct bnx2x_credit_pool_obj {
+
+ /* Current amount of credit in the pool */
+ atomic_t credit;
+
+ /* Maximum allowed credit. put() will check against it. */
+ int pool_sz;
+
+ /*
+ * Allocate a pool table statically.
+ *
+ * Currently the mamimum allowed size is MAX_MAC_CREDIT_E2(272)
+ *
+ * The set bit in the table will mean that the entry is available.
+ */
+#define BNX2X_POOL_VEC_SIZE (MAX_MAC_CREDIT_E2 / 64)
+ u64 pool_mirror[BNX2X_POOL_VEC_SIZE];
+
+ /* Base pool offset (initialized differently */
+ int base_pool_offset;
+
+ /**
+ * Get the next free pool entry.
+ *
+ * @return true if there was a free entry in the pool
+ */
+ bool (*get_entry)(struct bnx2x_credit_pool_obj *o, int *entry);
+
+ /**
+ * Return the entry back to the pool.
+ *
+ * @return true if entry is legal and has been successfully
+ * returned to the pool.
+ */
+ bool (*put_entry)(struct bnx2x_credit_pool_obj *o, int entry);
+
+ /**
+ * Get the requested amount of credit from the pool.
+ *
+ * @param cnt Amount of requested credit
+ * @return true if the operation is successful
+ */
+ bool (*get)(struct bnx2x_credit_pool_obj *o, int cnt);
+
+ /**
+ * Returns the credit to the pool.
+ *
+ * @param cnt Amount of credit to return
+ * @return true if the operation is successful
+ */
+ bool (*put)(struct bnx2x_credit_pool_obj *o, int cnt);
+
+ /**
+ * Reads the current amount of credit.
+ */
+ int (*check)(struct bnx2x_credit_pool_obj *o);
+};
+
+/*************************** RSS configuration ********************************/
+enum {
+ /* RSS_MODE bits are mutually exclusive */
+ BNX2X_RSS_MODE_DISABLED,
+ BNX2X_RSS_MODE_REGULAR,
+ BNX2X_RSS_MODE_VLAN_PRI,
+ BNX2X_RSS_MODE_E1HOV_PRI,
+ BNX2X_RSS_MODE_IP_DSCP,
+
+ BNX2X_RSS_SET_SRCH, /* Setup searcher, E1x specific flag */
+
+ BNX2X_RSS_IPV4,
+ BNX2X_RSS_IPV4_TCP,
+ BNX2X_RSS_IPV6,
+ BNX2X_RSS_IPV6_TCP,
+};
+
+struct bnx2x_config_rss_params {
+ struct bnx2x_rss_config_obj *rss_obj;
+
+ /* may have RAMROD_COMP_WAIT set only */
+ unsigned long ramrod_flags;
+
+ /* BNX2X_RSS_X bits */
+ unsigned long rss_flags;
+
+ /* Number hash bits to take into an account */
+ u8 rss_result_mask;
+
+ /* Indirection table */
+ u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE];
+
+ /* RSS hash values */
+ u32 rss_key[10];
+
+ /* valid only iff BNX2X_RSS_UPDATE_TOE is set */
+ u16 toe_rss_bitmap;
+};
+
+struct bnx2x_rss_config_obj {
+ struct bnx2x_raw_obj raw;
+
+ /* RSS engine to use */
+ u8 engine_id;
+
+ /* Last configured indirection table */
+ u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE];
+
+ int (*config_rss)(struct bnx2x *bp,
+ struct bnx2x_config_rss_params *p);
+};
+
+/*********************** Queue state update ***********************************/
+
+/* UPDATE command options */
+enum {
+ BNX2X_Q_UPDATE_IN_VLAN_REM,
+ BNX2X_Q_UPDATE_IN_VLAN_REM_CHNG,
+ BNX2X_Q_UPDATE_OUT_VLAN_REM,
+ BNX2X_Q_UPDATE_OUT_VLAN_REM_CHNG,
+ BNX2X_Q_UPDATE_ANTI_SPOOF,
+ BNX2X_Q_UPDATE_ANTI_SPOOF_CHNG,
+ BNX2X_Q_UPDATE_ACTIVATE,
+ BNX2X_Q_UPDATE_ACTIVATE_CHNG,
+ BNX2X_Q_UPDATE_DEF_VLAN_EN,
+ BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG,
+ BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG,
+ BNX2X_Q_UPDATE_SILENT_VLAN_REM
+};
+
+/* Allowed Queue states */
+enum bnx2x_q_state {
+ BNX2X_Q_STATE_RESET,
+ BNX2X_Q_STATE_INITIALIZED,
+ BNX2X_Q_STATE_ACTIVE,
+ BNX2X_Q_STATE_MULTI_COS,
+ BNX2X_Q_STATE_MCOS_TERMINATED,
+ BNX2X_Q_STATE_INACTIVE,
+ BNX2X_Q_STATE_STOPPED,
+ BNX2X_Q_STATE_TERMINATED,
+ BNX2X_Q_STATE_FLRED,
+ BNX2X_Q_STATE_MAX,
+};
+
+/* Allowed commands */
+enum bnx2x_queue_cmd {
+ BNX2X_Q_CMD_INIT,
+ BNX2X_Q_CMD_SETUP,
+ BNX2X_Q_CMD_SETUP_TX_ONLY,
+ BNX2X_Q_CMD_DEACTIVATE,
+ BNX2X_Q_CMD_ACTIVATE,
+ BNX2X_Q_CMD_UPDATE,
+ BNX2X_Q_CMD_UPDATE_TPA,
+ BNX2X_Q_CMD_HALT,
+ BNX2X_Q_CMD_CFC_DEL,
+ BNX2X_Q_CMD_TERMINATE,
+ BNX2X_Q_CMD_EMPTY,
+ BNX2X_Q_CMD_MAX,
+};
+
+/* queue SETUP + INIT flags */
+enum {
+ BNX2X_Q_FLG_TPA,
+ BNX2X_Q_FLG_TPA_IPV6,
+ BNX2X_Q_FLG_STATS,
+ BNX2X_Q_FLG_ZERO_STATS,
+ BNX2X_Q_FLG_ACTIVE,
+ BNX2X_Q_FLG_OV,
+ BNX2X_Q_FLG_VLAN,
+ BNX2X_Q_FLG_COS,
+ BNX2X_Q_FLG_HC,
+ BNX2X_Q_FLG_HC_EN,
+ BNX2X_Q_FLG_DHC,
+ BNX2X_Q_FLG_FCOE,
+ BNX2X_Q_FLG_LEADING_RSS,
+ BNX2X_Q_FLG_MCAST,
+ BNX2X_Q_FLG_DEF_VLAN,
+ BNX2X_Q_FLG_TX_SWITCH,
+ BNX2X_Q_FLG_TX_SEC,
+ BNX2X_Q_FLG_ANTI_SPOOF,
+ BNX2X_Q_FLG_SILENT_VLAN_REM
+};
+
+/* Queue type options: queue type may be a compination of below. */
+enum bnx2x_q_type {
+ /** TODO: Consider moving both these flags into the init()
+ * ramrod params.
+ */
+ BNX2X_Q_TYPE_HAS_RX,
+ BNX2X_Q_TYPE_HAS_TX,
+};
+
+#define BNX2X_PRIMARY_CID_INDEX 0
+#define BNX2X_MULTI_TX_COS_E1X 1
+#define BNX2X_MULTI_TX_COS_E2_E3A0 2
+#define BNX2X_MULTI_TX_COS_E3B0 3
+#define BNX2X_MULTI_TX_COS BNX2X_MULTI_TX_COS_E3B0
+
+
+struct bnx2x_queue_init_params {
+ struct {
+ unsigned long flags;
+ u16 hc_rate;
+ u8 fw_sb_id;
+ u8 sb_cq_index;
+ } tx;
+
+ struct {
+ unsigned long flags;
+ u16 hc_rate;
+ u8 fw_sb_id;
+ u8 sb_cq_index;
+ } rx;
+
+ /* CID context in the host memory */
+ struct eth_context *cxts[BNX2X_MULTI_TX_COS];
+
+ /* maximum number of cos supported by hardware */
+ u8 max_cos;
+};
+
+struct bnx2x_queue_terminate_params {
+ /* index within the tx_only cids of this queue object */
+ u8 cid_index;
+};
+
+struct bnx2x_queue_cfc_del_params {
+ /* index within the tx_only cids of this queue object */
+ u8 cid_index;
+};
+
+struct bnx2x_queue_update_params {
+ unsigned long update_flags; /* BNX2X_Q_UPDATE_XX bits */
+ u16 def_vlan;
+ u16 silent_removal_value;
+ u16 silent_removal_mask;
+/* index within the tx_only cids of this queue object */
+ u8 cid_index;
+};
+
+struct rxq_pause_params {
+ u16 bd_th_lo;
+ u16 bd_th_hi;
+ u16 rcq_th_lo;
+ u16 rcq_th_hi;
+ u16 sge_th_lo; /* valid iff BNX2X_Q_FLG_TPA */
+ u16 sge_th_hi; /* valid iff BNX2X_Q_FLG_TPA */
+ u16 pri_map;
+};
+
+/* general */
+struct bnx2x_general_setup_params {
+ /* valid iff BNX2X_Q_FLG_STATS */
+ u8 stat_id;
+
+ u8 spcl_id;
+ u16 mtu;
+ u8 cos;
+};
+
+struct bnx2x_rxq_setup_params {
+ /* dma */
+ dma_addr_t dscr_map;
+ dma_addr_t sge_map;
+ dma_addr_t rcq_map;
+ dma_addr_t rcq_np_map;
+
+ u16 drop_flags;
+ u16 buf_sz;
+ u8 fw_sb_id;
+ u8 cl_qzone_id;
+
+ /* valid iff BNX2X_Q_FLG_TPA */
+ u16 tpa_agg_sz;
+ u16 sge_buf_sz;
+ u8 max_sges_pkt;
+ u8 max_tpa_queues;
+ u8 rss_engine_id;
+
+ u8 cache_line_log;
+
+ u8 sb_cq_index;
+
+ /* valid iff BXN2X_Q_FLG_SILENT_VLAN_REM */
+ u16 silent_removal_value;
+ u16 silent_removal_mask;
+};
+
+struct bnx2x_txq_setup_params {
+ /* dma */
+ dma_addr_t dscr_map;
+
+ u8 fw_sb_id;
+ u8 sb_cq_index;
+ u8 cos; /* valid iff BNX2X_Q_FLG_COS */
+ u16 traffic_type;
+ /* equals to the leading rss client id, used for TX classification*/
+ u8 tss_leading_cl_id;
+
+ /* valid iff BNX2X_Q_FLG_DEF_VLAN */
+ u16 default_vlan;
+};
+
+struct bnx2x_queue_setup_params {
+ struct bnx2x_general_setup_params gen_params;
+ struct bnx2x_txq_setup_params txq_params;
+ struct bnx2x_rxq_setup_params rxq_params;
+ struct rxq_pause_params pause_params;
+ unsigned long flags;
+};
+
+struct bnx2x_queue_setup_tx_only_params {
+ struct bnx2x_general_setup_params gen_params;
+ struct bnx2x_txq_setup_params txq_params;
+ unsigned long flags;
+ /* index within the tx_only cids of this queue object */
+ u8 cid_index;
+};
+
+struct bnx2x_queue_state_params {
+ struct bnx2x_queue_sp_obj *q_obj;
+
+ /* Current command */
+ enum bnx2x_queue_cmd cmd;
+
+ /* may have RAMROD_COMP_WAIT set only */
+ unsigned long ramrod_flags;
+
+ /* Params according to the current command */
+ union {
+ struct bnx2x_queue_update_params update;
+ struct bnx2x_queue_setup_params setup;
+ struct bnx2x_queue_init_params init;
+ struct bnx2x_queue_setup_tx_only_params tx_only;
+ struct bnx2x_queue_terminate_params terminate;
+ struct bnx2x_queue_cfc_del_params cfc_del;
+ } params;
+};
+
+struct bnx2x_queue_sp_obj {
+ u32 cids[BNX2X_MULTI_TX_COS];
+ u8 cl_id;
+ u8 func_id;
+
+ /*
+ * number of traffic classes supported by queue.
+ * The primary connection of the queue suppotrs the first traffic
+ * class. Any further traffic class is suppoted by a tx-only
+ * connection.
+ *
+ * Therefore max_cos is also a number of valid entries in the cids
+ * array.
+ */
+ u8 max_cos;
+ u8 num_tx_only, next_tx_only;
+
+ enum bnx2x_q_state state, next_state;
+
+ /* bits from enum bnx2x_q_type */
+ unsigned long type;
+
+ /* BNX2X_Q_CMD_XX bits. This object implements "one
+ * pending" paradigm but for debug and tracing purposes it's
+ * more convinient to have different bits for different
+ * commands.
+ */
+ unsigned long pending;
+
+ /* Buffer to use as a ramrod data and its mapping */
+ void *rdata;
+ dma_addr_t rdata_mapping;
+
+ /**
+ * Performs one state change according to the given parameters.
+ *
+ * @return 0 in case of success and negative value otherwise.
+ */
+ int (*send_cmd)(struct bnx2x *bp,
+ struct bnx2x_queue_state_params *params);
+
+ /**
+ * Sets the pending bit according to the requested transition.
+ */
+ int (*set_pending)(struct bnx2x_queue_sp_obj *o,
+ struct bnx2x_queue_state_params *params);
+
+ /**
+ * Checks that the requested state transition is legal.
+ */
+ int (*check_transition)(struct bnx2x *bp,
+ struct bnx2x_queue_sp_obj *o,
+ struct bnx2x_queue_state_params *params);
+
+ /**
+ * Completes the pending command.
+ */
+ int (*complete_cmd)(struct bnx2x *bp,
+ struct bnx2x_queue_sp_obj *o,
+ enum bnx2x_queue_cmd);
+
+ int (*wait_comp)(struct bnx2x *bp,
+ struct bnx2x_queue_sp_obj *o,
+ enum bnx2x_queue_cmd cmd);
+};
+
+/********************** Function state update *********************************/
+/* Allowed Function states */
+enum bnx2x_func_state {
+ BNX2X_F_STATE_RESET,
+ BNX2X_F_STATE_INITIALIZED,
+ BNX2X_F_STATE_STARTED,
+ BNX2X_F_STATE_TX_STOPPED,
+ BNX2X_F_STATE_MAX,
+};
+
+/* Allowed Function commands */
+enum bnx2x_func_cmd {
+ BNX2X_F_CMD_HW_INIT,
+ BNX2X_F_CMD_START,
+ BNX2X_F_CMD_STOP,
+ BNX2X_F_CMD_HW_RESET,
+ BNX2X_F_CMD_TX_STOP,
+ BNX2X_F_CMD_TX_START,
+ BNX2X_F_CMD_MAX,
+};
+
+struct bnx2x_func_hw_init_params {
+ /* A load phase returned by MCP.
+ *
+ * May be:
+ * FW_MSG_CODE_DRV_LOAD_COMMON_CHIP
+ * FW_MSG_CODE_DRV_LOAD_COMMON
+ * FW_MSG_CODE_DRV_LOAD_PORT
+ * FW_MSG_CODE_DRV_LOAD_FUNCTION
+ */
+ u32 load_phase;
+};
+
+struct bnx2x_func_hw_reset_params {
+ /* A load phase returned by MCP.
+ *
+ * May be:
+ * FW_MSG_CODE_DRV_LOAD_COMMON_CHIP
+ * FW_MSG_CODE_DRV_LOAD_COMMON
+ * FW_MSG_CODE_DRV_LOAD_PORT
+ * FW_MSG_CODE_DRV_LOAD_FUNCTION
+ */
+ u32 reset_phase;
+};
+
+struct bnx2x_func_start_params {
+ /* Multi Function mode:
+ * - Single Function
+ * - Switch Dependent
+ * - Switch Independent
+ */
+ u16 mf_mode;
+
+ /* Switch Dependent mode outer VLAN tag */
+ u16 sd_vlan_tag;
+
+ /* Function cos mode */
+ u8 network_cos_mode;
+};
+
+struct bnx2x_func_tx_start_params {
+ struct priority_cos traffic_type_to_priority_cos[MAX_TRAFFIC_TYPES];
+ u8 dcb_enabled;
+ u8 dcb_version;
+ u8 dont_add_pri_0_en;
+};
+
+struct bnx2x_func_state_params {
+ struct bnx2x_func_sp_obj *f_obj;
+
+ /* Current command */
+ enum bnx2x_func_cmd cmd;
+
+ /* may have RAMROD_COMP_WAIT set only */
+ unsigned long ramrod_flags;
+
+ /* Params according to the current command */
+ union {
+ struct bnx2x_func_hw_init_params hw_init;
+ struct bnx2x_func_hw_reset_params hw_reset;
+ struct bnx2x_func_start_params start;
+ struct bnx2x_func_tx_start_params tx_start;
+ } params;
+};
+
+struct bnx2x_func_sp_drv_ops {
+ /* Init tool + runtime initialization:
+ * - Common Chip
+ * - Common (per Path)
+ * - Port
+ * - Function phases
+ */
+ int (*init_hw_cmn_chip)(struct bnx2x *bp);
+ int (*init_hw_cmn)(struct bnx2x *bp);
+ int (*init_hw_port)(struct bnx2x *bp);
+ int (*init_hw_func)(struct bnx2x *bp);
+
+ /* Reset Function HW: Common, Port, Function phases. */
+ void (*reset_hw_cmn)(struct bnx2x *bp);
+ void (*reset_hw_port)(struct bnx2x *bp);
+ void (*reset_hw_func)(struct bnx2x *bp);
+
+ /* Init/Free GUNZIP resources */
+ int (*gunzip_init)(struct bnx2x *bp);
+ void (*gunzip_end)(struct bnx2x *bp);
+
+ /* Prepare/Release FW resources */
+ int (*init_fw)(struct bnx2x *bp);
+ void (*release_fw)(struct bnx2x *bp);
+};
+
+struct bnx2x_func_sp_obj {
+ enum bnx2x_func_state state, next_state;
+
+ /* BNX2X_FUNC_CMD_XX bits. This object implements "one
+ * pending" paradigm but for debug and tracing purposes it's
+ * more convinient to have different bits for different
+ * commands.
+ */
+ unsigned long pending;
+
+ /* Buffer to use as a ramrod data and its mapping */
+ void *rdata;
+ dma_addr_t rdata_mapping;
+
+ /* this mutex validates that when pending flag is taken, the next
+ * ramrod to be sent will be the one set the pending bit
+ */
+ struct mutex one_pending_mutex;
+
+ /* Driver interface */
+ struct bnx2x_func_sp_drv_ops *drv;
+
+ /**
+ * Performs one state change according to the given parameters.
+ *
+ * @return 0 in case of success and negative value otherwise.
+ */
+ int (*send_cmd)(struct bnx2x *bp,
+ struct bnx2x_func_state_params *params);
+
+ /**
+ * Checks that the requested state transition is legal.
+ */
+ int (*check_transition)(struct bnx2x *bp,
+ struct bnx2x_func_sp_obj *o,
+ struct bnx2x_func_state_params *params);
+
+ /**
+ * Completes the pending command.
+ */
+ int (*complete_cmd)(struct bnx2x *bp,
+ struct bnx2x_func_sp_obj *o,
+ enum bnx2x_func_cmd cmd);
+
+ int (*wait_comp)(struct bnx2x *bp, struct bnx2x_func_sp_obj *o,
+ enum bnx2x_func_cmd cmd);
+};
+
+/********************** Interfaces ********************************************/
+/* Queueable objects set */
+union bnx2x_qable_obj {
+ struct bnx2x_vlan_mac_obj vlan_mac;
+};
+/************** Function state update *********/
+void bnx2x_init_func_obj(struct bnx2x *bp,
+ struct bnx2x_func_sp_obj *obj,
+ void *rdata, dma_addr_t rdata_mapping,
+ struct bnx2x_func_sp_drv_ops *drv_iface);
+
+int bnx2x_func_state_change(struct bnx2x *bp,
+ struct bnx2x_func_state_params *params);
+
+enum bnx2x_func_state bnx2x_func_get_state(struct bnx2x *bp,
+ struct bnx2x_func_sp_obj *o);
+/******************* Queue State **************/
+void bnx2x_init_queue_obj(struct bnx2x *bp,
+ struct bnx2x_queue_sp_obj *obj, u8 cl_id, u32 *cids,
+ u8 cid_cnt, u8 func_id, void *rdata,
+ dma_addr_t rdata_mapping, unsigned long type);
+
+int bnx2x_queue_state_change(struct bnx2x *bp,
+ struct bnx2x_queue_state_params *params);
+
+/********************* VLAN-MAC ****************/
+void bnx2x_init_mac_obj(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_obj *mac_obj,
+ u8 cl_id, u32 cid, u8 func_id, void *rdata,
+ dma_addr_t rdata_mapping, int state,
+ unsigned long *pstate, bnx2x_obj_type type,
+ struct bnx2x_credit_pool_obj *macs_pool);
+
+void bnx2x_init_vlan_obj(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_obj *vlan_obj,
+ u8 cl_id, u32 cid, u8 func_id, void *rdata,
+ dma_addr_t rdata_mapping, int state,
+ unsigned long *pstate, bnx2x_obj_type type,
+ struct bnx2x_credit_pool_obj *vlans_pool);
+
+void bnx2x_init_vlan_mac_obj(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_obj *vlan_mac_obj,
+ u8 cl_id, u32 cid, u8 func_id, void *rdata,
+ dma_addr_t rdata_mapping, int state,
+ unsigned long *pstate, bnx2x_obj_type type,
+ struct bnx2x_credit_pool_obj *macs_pool,
+ struct bnx2x_credit_pool_obj *vlans_pool);
+
+int bnx2x_config_vlan_mac(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_ramrod_params *p);
+
+int bnx2x_vlan_mac_move(struct bnx2x *bp,
+ struct bnx2x_vlan_mac_ramrod_params *p,
+ struct bnx2x_vlan_mac_obj *dest_o);
+
+/********************* RX MODE ****************/
+
+void bnx2x_init_rx_mode_obj(struct bnx2x *bp,
+ struct bnx2x_rx_mode_obj *o);
+
+/**
+ * Send and RX_MODE ramrod according to the provided parameters.
+ *
+ * @param bp
+ * @param p Command parameters
+ *
+ * @return 0 - if operation was successfull and there is no pending completions,
+ * positive number - if there are pending completions,
+ * negative - if there were errors
+ */
+int bnx2x_config_rx_mode(struct bnx2x *bp,
+ struct bnx2x_rx_mode_ramrod_params *p);
+
+/****************** MULTICASTS ****************/
+
+void bnx2x_init_mcast_obj(struct bnx2x *bp,
+ struct bnx2x_mcast_obj *mcast_obj,
+ u8 mcast_cl_id, u32 mcast_cid, u8 func_id,
+ u8 engine_id, void *rdata, dma_addr_t rdata_mapping,
+ int state, unsigned long *pstate,
+ bnx2x_obj_type type);
+
+/**
+ * Configure multicast MACs list. May configure a new list
+ * provided in p->mcast_list (BNX2X_MCAST_CMD_ADD), clean up
+ * (BNX2X_MCAST_CMD_DEL) or restore (BNX2X_MCAST_CMD_RESTORE) a current
+ * configuration, continue to execute the pending commands
+ * (BNX2X_MCAST_CMD_CONT).
+ *
+ * If previous command is still pending or if number of MACs to
+ * configure is more that maximum number of MACs in one command,
+ * the current command will be enqueued to the tail of the
+ * pending commands list.
+ *
+ * @param bp
+ * @param p
+ * @param command to execute: BNX2X_MCAST_CMD_X
+ *
+ * @return 0 is operation was sucessfull and there are no pending completions,
+ * negative if there were errors, positive if there are pending
+ * completions.
+ */
+int bnx2x_config_mcast(struct bnx2x *bp,
+ struct bnx2x_mcast_ramrod_params *p, int cmd);
+
+/****************** CREDIT POOL ****************/
+void bnx2x_init_mac_credit_pool(struct bnx2x *bp,
+ struct bnx2x_credit_pool_obj *p, u8 func_id,
+ u8 func_num);
+void bnx2x_init_vlan_credit_pool(struct bnx2x *bp,
+ struct bnx2x_credit_pool_obj *p, u8 func_id,
+ u8 func_num);
+
+
+/****************** RSS CONFIGURATION ****************/
+void bnx2x_init_rss_config_obj(struct bnx2x *bp,
+ struct bnx2x_rss_config_obj *rss_obj,
+ u8 cl_id, u32 cid, u8 func_id, u8 engine_id,
+ void *rdata, dma_addr_t rdata_mapping,
+ int state, unsigned long *pstate,
+ bnx2x_obj_type type);
+
+/**
+ * Updates RSS configuration according to provided parameters.
+ *
+ * @param bp
+ * @param p
+ *
+ * @return 0 in case of success
+ */
+int bnx2x_config_rss(struct bnx2x *bp,
+ struct bnx2x_config_rss_params *p);
+
+/**
+ * Return the current ind_table configuration.
+ *
+ * @param bp
+ * @param ind_table buffer to fill with the current indirection
+ * table content. Should be at least
+ * T_ETH_INDIRECTION_TABLE_SIZE bytes long.
+ */
+void bnx2x_get_rss_ind_table(struct bnx2x_rss_config_obj *rss_obj,
+ u8 *ind_table);
+
+#endif /* BNX2X_SP_VERBS */