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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/core.h')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.h674
1 files changed, 674 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
new file mode 100644
index 000000000..ca0c3d2be
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -0,0 +1,674 @@
+/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
+/* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */
+
+#ifndef _MLXSW_CORE_H
+#define _MLXSW_CORE_H
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/slab.h>
+#include <linux/gfp.h>
+#include <linux/types.h>
+#include <linux/skbuff.h>
+#include <linux/workqueue.h>
+#include <linux/net_namespace.h>
+#include <linux/auxiliary_bus.h>
+#include <net/devlink.h>
+
+#include "trap.h"
+#include "reg.h"
+#include "cmd.h"
+#include "resources.h"
+#include "../mlxfw/mlxfw.h"
+
+enum mlxsw_core_resource_id {
+ MLXSW_CORE_RESOURCE_PORTS = 1,
+ MLXSW_CORE_RESOURCE_MAX,
+};
+
+struct mlxsw_core;
+struct mlxsw_core_port;
+struct mlxsw_driver;
+struct mlxsw_bus;
+struct mlxsw_bus_info;
+struct mlxsw_fw_rev;
+
+unsigned int mlxsw_core_max_ports(const struct mlxsw_core *mlxsw_core);
+
+int mlxsw_core_max_lag(struct mlxsw_core *mlxsw_core, u16 *p_max_lag);
+
+void *mlxsw_core_driver_priv(struct mlxsw_core *mlxsw_core);
+
+struct mlxsw_linecards *mlxsw_core_linecards(struct mlxsw_core *mlxsw_core);
+
+void mlxsw_core_linecards_set(struct mlxsw_core *mlxsw_core,
+ struct mlxsw_linecards *linecard);
+
+bool
+mlxsw_core_fw_rev_minor_subminor_validate(const struct mlxsw_fw_rev *rev,
+ const struct mlxsw_fw_rev *req_rev);
+
+int mlxsw_core_driver_register(struct mlxsw_driver *mlxsw_driver);
+void mlxsw_core_driver_unregister(struct mlxsw_driver *mlxsw_driver);
+
+int mlxsw_core_fw_flash(struct mlxsw_core *mlxsw_core,
+ struct mlxfw_dev *mlxfw_dev,
+ const struct firmware *firmware,
+ struct netlink_ext_ack *extack);
+
+int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
+ const struct mlxsw_bus *mlxsw_bus,
+ void *bus_priv, bool reload,
+ struct devlink *devlink,
+ struct netlink_ext_ack *extack);
+void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core, bool reload);
+
+struct mlxsw_tx_info {
+ u16 local_port;
+ bool is_emad;
+};
+
+struct mlxsw_rx_md_info {
+ u32 cookie_index;
+ u32 latency;
+ u32 tx_congestion;
+ union {
+ /* Valid when 'tx_port_valid' is set. */
+ u16 tx_sys_port;
+ u16 tx_lag_id;
+ };
+ u16 tx_lag_port_index; /* Valid when 'tx_port_is_lag' is set. */
+ u8 tx_tc;
+ u8 latency_valid:1,
+ tx_congestion_valid:1,
+ tx_tc_valid:1,
+ tx_port_valid:1,
+ tx_port_is_lag:1,
+ unused:3;
+};
+
+bool mlxsw_core_skb_transmit_busy(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_tx_info *tx_info);
+int mlxsw_core_skb_transmit(struct mlxsw_core *mlxsw_core, struct sk_buff *skb,
+ const struct mlxsw_tx_info *tx_info);
+void mlxsw_core_ptp_transmitted(struct mlxsw_core *mlxsw_core,
+ struct sk_buff *skb, u16 local_port);
+
+struct mlxsw_rx_listener {
+ void (*func)(struct sk_buff *skb, u16 local_port, void *priv);
+ u16 local_port;
+ u8 mirror_reason;
+ u16 trap_id;
+};
+
+struct mlxsw_event_listener {
+ void (*func)(const struct mlxsw_reg_info *reg,
+ char *payload, void *priv);
+ enum mlxsw_event_trap_id trap_id;
+};
+
+struct mlxsw_listener {
+ u16 trap_id;
+ union {
+ struct mlxsw_rx_listener rx_listener;
+ struct mlxsw_event_listener event_listener;
+ };
+ enum mlxsw_reg_hpkt_action en_action; /* Action when enabled */
+ enum mlxsw_reg_hpkt_action dis_action; /* Action when disabled */
+ u8 en_trap_group; /* Trap group when enabled */
+ u8 dis_trap_group; /* Trap group when disabled */
+ u8 is_ctrl:1, /* should go via control buffer or not */
+ is_event:1,
+ enabled_on_register:1; /* Trap should be enabled when listener
+ * is registered.
+ */
+};
+
+#define __MLXSW_RXL(_func, _trap_id, _en_action, _is_ctrl, _en_trap_group, \
+ _dis_action, _enabled_on_register, _dis_trap_group, \
+ _mirror_reason) \
+ { \
+ .trap_id = MLXSW_TRAP_ID_##_trap_id, \
+ .rx_listener = \
+ { \
+ .func = _func, \
+ .local_port = MLXSW_PORT_DONT_CARE, \
+ .mirror_reason = _mirror_reason, \
+ .trap_id = MLXSW_TRAP_ID_##_trap_id, \
+ }, \
+ .en_action = MLXSW_REG_HPKT_ACTION_##_en_action, \
+ .dis_action = MLXSW_REG_HPKT_ACTION_##_dis_action, \
+ .en_trap_group = MLXSW_REG_HTGT_TRAP_GROUP_##_en_trap_group, \
+ .dis_trap_group = MLXSW_REG_HTGT_TRAP_GROUP_##_dis_trap_group, \
+ .is_ctrl = _is_ctrl, \
+ .enabled_on_register = _enabled_on_register, \
+ }
+
+#define MLXSW_RXL(_func, _trap_id, _en_action, _is_ctrl, _trap_group, \
+ _dis_action) \
+ __MLXSW_RXL(_func, _trap_id, _en_action, _is_ctrl, _trap_group, \
+ _dis_action, true, _trap_group, 0)
+
+#define MLXSW_RXL_DIS(_func, _trap_id, _en_action, _is_ctrl, _en_trap_group, \
+ _dis_action, _dis_trap_group) \
+ __MLXSW_RXL(_func, _trap_id, _en_action, _is_ctrl, _en_trap_group, \
+ _dis_action, false, _dis_trap_group, 0)
+
+#define MLXSW_RXL_MIRROR(_func, _session_id, _trap_group, _mirror_reason) \
+ __MLXSW_RXL(_func, MIRROR_SESSION##_session_id, TRAP_TO_CPU, false, \
+ _trap_group, TRAP_TO_CPU, true, _trap_group, \
+ _mirror_reason)
+
+#define MLXSW_EVENTL(_func, _trap_id, _trap_group) \
+ { \
+ .trap_id = MLXSW_TRAP_ID_##_trap_id, \
+ .event_listener = \
+ { \
+ .func = _func, \
+ .trap_id = MLXSW_TRAP_ID_##_trap_id, \
+ }, \
+ .en_action = MLXSW_REG_HPKT_ACTION_TRAP_TO_CPU, \
+ .en_trap_group = MLXSW_REG_HTGT_TRAP_GROUP_##_trap_group, \
+ .is_event = true, \
+ .enabled_on_register = true, \
+ }
+
+#define MLXSW_CORE_EVENTL(_func, _trap_id) \
+ MLXSW_EVENTL(_func, _trap_id, CORE_EVENT)
+
+int mlxsw_core_rx_listener_register(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_rx_listener *rxl,
+ void *priv, bool enabled);
+void mlxsw_core_rx_listener_unregister(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_rx_listener *rxl);
+
+int mlxsw_core_event_listener_register(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_event_listener *el,
+ void *priv);
+void mlxsw_core_event_listener_unregister(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_event_listener *el);
+
+int mlxsw_core_trap_register(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_listener *listener,
+ void *priv);
+void mlxsw_core_trap_unregister(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_listener *listener,
+ void *priv);
+int mlxsw_core_traps_register(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_listener *listeners,
+ size_t listeners_count, void *priv);
+void mlxsw_core_traps_unregister(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_listener *listeners,
+ size_t listeners_count, void *priv);
+int mlxsw_core_trap_state_set(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_listener *listener,
+ bool enabled);
+
+typedef void mlxsw_reg_trans_cb_t(struct mlxsw_core *mlxsw_core, char *payload,
+ size_t payload_len, unsigned long cb_priv);
+
+int mlxsw_reg_trans_query(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_reg_info *reg, char *payload,
+ struct list_head *bulk_list,
+ mlxsw_reg_trans_cb_t *cb, unsigned long cb_priv);
+int mlxsw_reg_trans_write(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_reg_info *reg, char *payload,
+ struct list_head *bulk_list,
+ mlxsw_reg_trans_cb_t *cb, unsigned long cb_priv);
+int mlxsw_reg_trans_bulk_wait(struct list_head *bulk_list);
+
+typedef void mlxsw_irq_event_cb_t(struct mlxsw_core *mlxsw_core);
+
+int mlxsw_core_irq_event_handler_register(struct mlxsw_core *mlxsw_core,
+ mlxsw_irq_event_cb_t cb);
+void mlxsw_core_irq_event_handler_unregister(struct mlxsw_core *mlxsw_core,
+ mlxsw_irq_event_cb_t cb);
+void mlxsw_core_irq_event_handlers_call(struct mlxsw_core *mlxsw_core);
+
+int mlxsw_reg_query(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_reg_info *reg, char *payload);
+int mlxsw_reg_write(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_reg_info *reg, char *payload);
+
+struct mlxsw_rx_info {
+ bool is_lag;
+ union {
+ u16 sys_port;
+ u16 lag_id;
+ } u;
+ u16 lag_port_index;
+ u8 mirror_reason;
+ int trap_id;
+};
+
+void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb,
+ struct mlxsw_rx_info *rx_info);
+
+void mlxsw_core_lag_mapping_set(struct mlxsw_core *mlxsw_core,
+ u16 lag_id, u8 port_index, u16 local_port);
+u16 mlxsw_core_lag_mapping_get(struct mlxsw_core *mlxsw_core,
+ u16 lag_id, u8 port_index);
+void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
+ u16 lag_id, u16 local_port);
+
+void *mlxsw_core_port_driver_priv(struct mlxsw_core_port *mlxsw_core_port);
+int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u16 local_port,
+ u8 slot_index, u32 port_number, bool split,
+ u32 split_port_subnumber,
+ bool splittable, u32 lanes,
+ const unsigned char *switch_id,
+ unsigned char switch_id_len);
+void mlxsw_core_port_fini(struct mlxsw_core *mlxsw_core, u16 local_port);
+int mlxsw_core_cpu_port_init(struct mlxsw_core *mlxsw_core,
+ void *port_driver_priv,
+ const unsigned char *switch_id,
+ unsigned char switch_id_len);
+void mlxsw_core_cpu_port_fini(struct mlxsw_core *mlxsw_core);
+void mlxsw_core_port_eth_set(struct mlxsw_core *mlxsw_core, u16 local_port,
+ void *port_driver_priv, struct net_device *dev);
+void mlxsw_core_port_clear(struct mlxsw_core *mlxsw_core, u16 local_port,
+ void *port_driver_priv);
+struct devlink_port *
+mlxsw_core_port_devlink_port_get(struct mlxsw_core *mlxsw_core,
+ u16 local_port);
+struct mlxsw_linecard *
+mlxsw_core_port_linecard_get(struct mlxsw_core *mlxsw_core,
+ u16 local_port);
+void mlxsw_core_ports_remove_selected(struct mlxsw_core *mlxsw_core,
+ bool (*selector)(void *priv,
+ u16 local_port),
+ void *priv);
+struct mlxsw_env *mlxsw_core_env(const struct mlxsw_core *mlxsw_core);
+
+int mlxsw_core_schedule_dw(struct delayed_work *dwork, unsigned long delay);
+bool mlxsw_core_schedule_work(struct work_struct *work);
+void mlxsw_core_flush_owq(void);
+int mlxsw_core_resources_query(struct mlxsw_core *mlxsw_core, char *mbox,
+ struct mlxsw_res *res);
+
+#define MLXSW_CONFIG_PROFILE_SWID_COUNT 8
+
+struct mlxsw_swid_config {
+ u8 used_type:1,
+ used_properties:1;
+ u8 type;
+ u8 properties;
+};
+
+struct mlxsw_config_profile {
+ u16 used_max_vepa_channels:1,
+ used_max_lag:1,
+ used_max_mid:1,
+ used_max_pgt:1,
+ used_max_system_port:1,
+ used_max_vlan_groups:1,
+ used_max_regions:1,
+ used_flood_tables:1,
+ used_flood_mode:1,
+ used_max_ib_mc:1,
+ used_max_pkey:1,
+ used_ar_sec:1,
+ used_adaptive_routing_group_cap:1,
+ used_ubridge:1,
+ used_kvd_sizes:1,
+ used_cqe_time_stamp_type:1;
+ u8 max_vepa_channels;
+ u16 max_lag;
+ u16 max_mid;
+ u16 max_pgt;
+ u16 max_system_port;
+ u16 max_vlan_groups;
+ u16 max_regions;
+ u8 max_flood_tables;
+ u8 max_vid_flood_tables;
+ u8 flood_mode;
+ u8 max_fid_offset_flood_tables;
+ u16 fid_offset_flood_table_size;
+ u8 max_fid_flood_tables;
+ u16 fid_flood_table_size;
+ u16 max_ib_mc;
+ u16 max_pkey;
+ u8 ar_sec;
+ u16 adaptive_routing_group_cap;
+ u8 arn;
+ u8 ubridge;
+ u32 kvd_linear_size;
+ u8 kvd_hash_single_parts;
+ u8 kvd_hash_double_parts;
+ u8 cqe_time_stamp_type;
+ struct mlxsw_swid_config swid_config[MLXSW_CONFIG_PROFILE_SWID_COUNT];
+};
+
+struct mlxsw_driver {
+ struct list_head list;
+ const char *kind;
+ size_t priv_size;
+ const struct mlxsw_fw_rev *fw_req_rev;
+ const char *fw_filename;
+ int (*init)(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *mlxsw_bus_info,
+ struct netlink_ext_ack *extack);
+ void (*fini)(struct mlxsw_core *mlxsw_core);
+ int (*port_split)(struct mlxsw_core *mlxsw_core, u16 local_port,
+ unsigned int count, struct netlink_ext_ack *extack);
+ int (*port_unsplit)(struct mlxsw_core *mlxsw_core, u16 local_port,
+ struct netlink_ext_ack *extack);
+ void (*ports_remove_selected)(struct mlxsw_core *mlxsw_core,
+ bool (*selector)(void *priv,
+ u16 local_port),
+ void *priv);
+ int (*sb_pool_get)(struct mlxsw_core *mlxsw_core,
+ unsigned int sb_index, u16 pool_index,
+ struct devlink_sb_pool_info *pool_info);
+ int (*sb_pool_set)(struct mlxsw_core *mlxsw_core,
+ unsigned int sb_index, u16 pool_index, u32 size,
+ enum devlink_sb_threshold_type threshold_type,
+ struct netlink_ext_ack *extack);
+ int (*sb_port_pool_get)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 *p_threshold);
+ int (*sb_port_pool_set)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 threshold, struct netlink_ext_ack *extack);
+ int (*sb_tc_pool_bind_get)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u16 *p_pool_index, u32 *p_threshold);
+ int (*sb_tc_pool_bind_set)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u16 pool_index, u32 threshold,
+ struct netlink_ext_ack *extack);
+ int (*sb_occ_snapshot)(struct mlxsw_core *mlxsw_core,
+ unsigned int sb_index);
+ int (*sb_occ_max_clear)(struct mlxsw_core *mlxsw_core,
+ unsigned int sb_index);
+ int (*sb_occ_port_pool_get)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 *p_cur, u32 *p_max);
+ int (*sb_occ_tc_port_bind_get)(struct mlxsw_core_port *mlxsw_core_port,
+ unsigned int sb_index, u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u32 *p_cur, u32 *p_max);
+ int (*trap_init)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap *trap, void *trap_ctx);
+ void (*trap_fini)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap *trap, void *trap_ctx);
+ int (*trap_action_set)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap *trap,
+ enum devlink_trap_action action,
+ struct netlink_ext_ack *extack);
+ int (*trap_group_init)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_group *group);
+ int (*trap_group_set)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_group *group,
+ const struct devlink_trap_policer *policer,
+ struct netlink_ext_ack *extack);
+ int (*trap_policer_init)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_policer *policer);
+ void (*trap_policer_fini)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_policer *policer);
+ int (*trap_policer_set)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_policer *policer,
+ u64 rate, u64 burst,
+ struct netlink_ext_ack *extack);
+ int (*trap_policer_counter_get)(struct mlxsw_core *mlxsw_core,
+ const struct devlink_trap_policer *policer,
+ u64 *p_drops);
+ void (*txhdr_construct)(struct sk_buff *skb,
+ const struct mlxsw_tx_info *tx_info);
+ int (*resources_register)(struct mlxsw_core *mlxsw_core);
+ int (*kvd_sizes_get)(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_config_profile *profile,
+ u64 *p_single_size, u64 *p_double_size,
+ u64 *p_linear_size);
+ int (*params_register)(struct mlxsw_core *mlxsw_core);
+ void (*params_unregister)(struct mlxsw_core *mlxsw_core);
+
+ /* Notify a driver that a timestamped packet was transmitted. Driver
+ * is responsible for freeing the passed-in SKB.
+ */
+ void (*ptp_transmitted)(struct mlxsw_core *mlxsw_core,
+ struct sk_buff *skb, u16 local_port);
+
+ u8 txhdr_len;
+ const struct mlxsw_config_profile *profile;
+ bool sdq_supports_cqe_v2;
+};
+
+int mlxsw_core_kvd_sizes_get(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_config_profile *profile,
+ u64 *p_single_size, u64 *p_double_size,
+ u64 *p_linear_size);
+
+u32 mlxsw_core_read_frc_h(struct mlxsw_core *mlxsw_core);
+u32 mlxsw_core_read_frc_l(struct mlxsw_core *mlxsw_core);
+
+u32 mlxsw_core_read_utc_sec(struct mlxsw_core *mlxsw_core);
+u32 mlxsw_core_read_utc_nsec(struct mlxsw_core *mlxsw_core);
+
+bool mlxsw_core_sdq_supports_cqe_v2(struct mlxsw_core *mlxsw_core);
+
+void mlxsw_core_emad_string_tlv_enable(struct mlxsw_core *mlxsw_core);
+
+bool mlxsw_core_res_valid(struct mlxsw_core *mlxsw_core,
+ enum mlxsw_res_id res_id);
+
+#define MLXSW_CORE_RES_VALID(mlxsw_core, short_res_id) \
+ mlxsw_core_res_valid(mlxsw_core, MLXSW_RES_ID_##short_res_id)
+
+u64 mlxsw_core_res_get(struct mlxsw_core *mlxsw_core,
+ enum mlxsw_res_id res_id);
+
+#define MLXSW_CORE_RES_GET(mlxsw_core, short_res_id) \
+ mlxsw_core_res_get(mlxsw_core, MLXSW_RES_ID_##short_res_id)
+
+static inline struct net *mlxsw_core_net(struct mlxsw_core *mlxsw_core)
+{
+ return devlink_net(priv_to_devlink(mlxsw_core));
+}
+
+#define MLXSW_BUS_F_TXRX BIT(0)
+#define MLXSW_BUS_F_RESET BIT(1)
+
+struct mlxsw_bus {
+ const char *kind;
+ int (*init)(void *bus_priv, struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_config_profile *profile,
+ struct mlxsw_res *res);
+ void (*fini)(void *bus_priv);
+ bool (*skb_transmit_busy)(void *bus_priv,
+ const struct mlxsw_tx_info *tx_info);
+ int (*skb_transmit)(void *bus_priv, struct sk_buff *skb,
+ const struct mlxsw_tx_info *tx_info);
+ int (*cmd_exec)(void *bus_priv, u16 opcode, u8 opcode_mod,
+ u32 in_mod, bool out_mbox_direct,
+ char *in_mbox, size_t in_mbox_size,
+ char *out_mbox, size_t out_mbox_size,
+ u8 *p_status);
+ u32 (*read_frc_h)(void *bus_priv);
+ u32 (*read_frc_l)(void *bus_priv);
+ u32 (*read_utc_sec)(void *bus_priv);
+ u32 (*read_utc_nsec)(void *bus_priv);
+ u8 features;
+};
+
+struct mlxsw_fw_rev {
+ u16 major;
+ u16 minor;
+ u16 subminor;
+ u16 can_reset_minor;
+};
+
+struct mlxsw_bus_info {
+ const char *device_kind;
+ const char *device_name;
+ struct device *dev;
+ struct mlxsw_fw_rev fw_rev;
+ u8 vsd[MLXSW_CMD_BOARDINFO_VSD_LEN];
+ u8 psid[MLXSW_CMD_BOARDINFO_PSID_LEN];
+ u8 low_frequency:1,
+ read_clock_capable:1;
+};
+
+struct mlxsw_hwmon;
+
+#ifdef CONFIG_MLXSW_CORE_HWMON
+
+int mlxsw_hwmon_init(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *mlxsw_bus_info,
+ struct mlxsw_hwmon **p_hwmon);
+void mlxsw_hwmon_fini(struct mlxsw_hwmon *mlxsw_hwmon);
+
+#else
+
+static inline int mlxsw_hwmon_init(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *mlxsw_bus_info,
+ struct mlxsw_hwmon **p_hwmon)
+{
+ return 0;
+}
+
+static inline void mlxsw_hwmon_fini(struct mlxsw_hwmon *mlxsw_hwmon)
+{
+}
+
+#endif
+
+struct mlxsw_thermal;
+
+#ifdef CONFIG_MLXSW_CORE_THERMAL
+
+int mlxsw_thermal_init(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *mlxsw_bus_info,
+ struct mlxsw_thermal **p_thermal);
+void mlxsw_thermal_fini(struct mlxsw_thermal *thermal);
+
+#else
+
+static inline int mlxsw_thermal_init(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *mlxsw_bus_info,
+ struct mlxsw_thermal **p_thermal)
+{
+ return 0;
+}
+
+static inline void mlxsw_thermal_fini(struct mlxsw_thermal *thermal)
+{
+}
+
+#endif
+
+enum mlxsw_devlink_param_id {
+ MLXSW_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
+ MLXSW_DEVLINK_PARAM_ID_ACL_REGION_REHASH_INTERVAL,
+};
+
+struct mlxsw_cqe_ts {
+ u8 sec;
+ u32 nsec;
+};
+
+struct mlxsw_skb_cb {
+ union {
+ struct mlxsw_tx_info tx_info;
+ struct mlxsw_rx_md_info rx_md_info;
+ };
+ struct mlxsw_cqe_ts cqe_ts;
+};
+
+static inline struct mlxsw_skb_cb *mlxsw_skb_cb(struct sk_buff *skb)
+{
+ BUILD_BUG_ON(sizeof(mlxsw_skb_cb) > sizeof(skb->cb));
+ return (struct mlxsw_skb_cb *) skb->cb;
+}
+
+struct mlxsw_linecards;
+
+enum mlxsw_linecard_status_event_type {
+ MLXSW_LINECARD_STATUS_EVENT_TYPE_PROVISION,
+ MLXSW_LINECARD_STATUS_EVENT_TYPE_UNPROVISION,
+};
+
+struct mlxsw_linecard_bdev;
+
+struct mlxsw_linecard_device_info {
+ u16 fw_major;
+ u16 fw_minor;
+ u16 fw_sub_minor;
+ char psid[MLXSW_REG_MGIR_FW_INFO_PSID_SIZE];
+};
+
+struct mlxsw_linecard {
+ u8 slot_index;
+ struct mlxsw_linecards *linecards;
+ struct devlink_linecard *devlink_linecard;
+ struct mutex lock; /* Locks accesses to the linecard structure */
+ char name[MLXSW_REG_MDDQ_SLOT_ASCII_NAME_LEN];
+ char mbct_pl[MLXSW_REG_MBCT_LEN]; /* Too big for stack */
+ enum mlxsw_linecard_status_event_type status_event_type_to;
+ struct delayed_work status_event_to_dw;
+ u8 provisioned:1,
+ ready:1,
+ active:1;
+ u16 hw_revision;
+ u16 ini_version;
+ struct mlxsw_linecard_bdev *bdev;
+ struct {
+ struct mlxsw_linecard_device_info info;
+ u8 index;
+ } device;
+};
+
+struct mlxsw_linecard_types_info;
+
+struct mlxsw_linecards {
+ struct mlxsw_core *mlxsw_core;
+ const struct mlxsw_bus_info *bus_info;
+ u8 count;
+ struct mlxsw_linecard_types_info *types_info;
+ struct list_head event_ops_list;
+ struct mutex event_ops_list_lock; /* Locks accesses to event ops list */
+ struct mlxsw_linecard linecards[];
+};
+
+static inline struct mlxsw_linecard *
+mlxsw_linecard_get(struct mlxsw_linecards *linecards, u8 slot_index)
+{
+ return &linecards->linecards[slot_index - 1];
+}
+
+int mlxsw_linecard_devlink_info_get(struct mlxsw_linecard *linecard,
+ struct devlink_info_req *req,
+ struct netlink_ext_ack *extack);
+int mlxsw_linecard_flash_update(struct devlink *linecard_devlink,
+ struct mlxsw_linecard *linecard,
+ const struct firmware *firmware,
+ struct netlink_ext_ack *extack);
+
+int mlxsw_linecards_init(struct mlxsw_core *mlxsw_core,
+ const struct mlxsw_bus_info *bus_info);
+void mlxsw_linecards_fini(struct mlxsw_core *mlxsw_core);
+
+typedef void mlxsw_linecards_event_op_t(struct mlxsw_core *mlxsw_core,
+ u8 slot_index, void *priv);
+
+struct mlxsw_linecards_event_ops {
+ mlxsw_linecards_event_op_t *got_active;
+ mlxsw_linecards_event_op_t *got_inactive;
+};
+
+int mlxsw_linecards_event_ops_register(struct mlxsw_core *mlxsw_core,
+ struct mlxsw_linecards_event_ops *ops,
+ void *priv);
+void mlxsw_linecards_event_ops_unregister(struct mlxsw_core *mlxsw_core,
+ struct mlxsw_linecards_event_ops *ops,
+ void *priv);
+
+int mlxsw_linecard_bdev_add(struct mlxsw_linecard *linecard);
+void mlxsw_linecard_bdev_del(struct mlxsw_linecard *linecard);
+
+int mlxsw_linecard_driver_register(void);
+void mlxsw_linecard_driver_unregister(void);
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-22 07:10:40 +0000