| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Yaniv Rosner | 1273 | 77.43% | 35 | 55.56% |
| Vladislav Zolotarov | 131 | 7.97% | 3 | 4.76% |
| Eilon Greenstein | 117 | 7.12% | 7 | 11.11% |
| Yuval Mintz | 79 | 4.81% | 8 | 12.70% |
| Dmitry Kravkov | 11 | 0.67% | 1 | 1.59% |
| Barak Witkowsky | 8 | 0.49% | 2 | 3.17% |
| Merav Sicron | 7 | 0.43% | 1 | 1.59% |
| Eliezer Tamir | 6 | 0.36% | 1 | 1.59% |
| David S. Miller | 5 | 0.30% | 1 | 1.59% |
| Mauro S. M. Rodrigues | 4 | 0.24% | 1 | 1.59% |
| Kees Cook | 2 | 0.12% | 2 | 3.17% |
| Ben Hutchings | 1 | 0.06% | 1 | 1.59% |
| Total | 1644 | 63 |
/* Copyright 2008-2013 Broadcom Corporation * Copyright (c) 2014 QLogic Corporation * All rights reserved * * Unless you and QLogic 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/gpl-2.0.html (the "GPL"). * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Qlogic software provided under a * license other than the GPL, without Qlogic's express prior written * consent. * * Written by Yaniv Rosner * */ #ifndef BNX2X_LINK_H #define BNX2X_LINK_H /***********************************************************/ /* Defines */ /***********************************************************/ #define DEFAULT_PHY_DEV_ADDR 3 #define E2_DEFAULT_PHY_DEV_ADDR 5 #define BNX2X_FLOW_CTRL_AUTO PORT_FEATURE_FLOW_CONTROL_AUTO #define BNX2X_FLOW_CTRL_TX PORT_FEATURE_FLOW_CONTROL_TX #define BNX2X_FLOW_CTRL_RX PORT_FEATURE_FLOW_CONTROL_RX #define BNX2X_FLOW_CTRL_BOTH PORT_FEATURE_FLOW_CONTROL_BOTH #define BNX2X_FLOW_CTRL_NONE PORT_FEATURE_FLOW_CONTROL_NONE #define NET_SERDES_IF_XFI 1 #define NET_SERDES_IF_SFI 2 #define NET_SERDES_IF_KR 3 #define NET_SERDES_IF_DXGXS 4 #define SPEED_AUTO_NEG 0 #define SPEED_20000 20000 #define I2C_DEV_ADDR_A0 0xa0 #define I2C_DEV_ADDR_A2 0xa2 #define SFP_EEPROM_PAGE_SIZE 16 #define SFP_EEPROM_VENDOR_NAME_ADDR 0x14 #define SFP_EEPROM_VENDOR_NAME_SIZE 16 #define SFP_EEPROM_VENDOR_OUI_ADDR 0x25 #define SFP_EEPROM_VENDOR_OUI_SIZE 3 #define SFP_EEPROM_PART_NO_ADDR 0x28 #define SFP_EEPROM_PART_NO_SIZE 16 #define SFP_EEPROM_REVISION_ADDR 0x38 #define SFP_EEPROM_REVISION_SIZE 4 #define SFP_EEPROM_SERIAL_ADDR 0x44 #define SFP_EEPROM_SERIAL_SIZE 16 #define SFP_EEPROM_DATE_ADDR 0x54 /* ASCII YYMMDD */ #define SFP_EEPROM_DATE_SIZE 6 #define SFP_EEPROM_DIAG_TYPE_ADDR 0x5c #define SFP_EEPROM_DIAG_TYPE_SIZE 1 #define SFP_EEPROM_DIAG_ADDR_CHANGE_REQ (1<<2) #define SFP_EEPROM_DDM_IMPLEMENTED (1<<6) #define SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e #define SFP_EEPROM_SFF_8472_COMP_SIZE 1 #define SFP_EEPROM_A2_CHECKSUM_RANGE 0x5e #define SFP_EEPROM_A2_CC_DMI_ADDR 0x5f #define PWR_FLT_ERR_MSG_LEN 250 #define XGXS_EXT_PHY_TYPE(ext_phy_config) \ ((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK) #define XGXS_EXT_PHY_ADDR(ext_phy_config) \ (((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> \ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT) #define SERDES_EXT_PHY_TYPE(ext_phy_config) \ ((ext_phy_config) & PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK) /* Single Media Direct board is the plain 577xx board with CX4/RJ45 jacks */ #define SINGLE_MEDIA_DIRECT(params) (params->num_phys == 1) /* Single Media board contains single external phy */ #define SINGLE_MEDIA(params) (params->num_phys == 2) /* Dual Media board contains two external phy with different media */ #define DUAL_MEDIA(params) (params->num_phys == 3) #define FW_PARAM_PHY_ADDR_MASK 0x000000FF #define FW_PARAM_PHY_TYPE_MASK 0x0000FF00 #define FW_PARAM_MDIO_CTRL_MASK 0xFFFF0000 #define FW_PARAM_MDIO_CTRL_OFFSET 16 #define FW_PARAM_PHY_ADDR(fw_param) (fw_param & \ FW_PARAM_PHY_ADDR_MASK) #define FW_PARAM_PHY_TYPE(fw_param) (fw_param & \ FW_PARAM_PHY_TYPE_MASK) #define FW_PARAM_MDIO_CTRL(fw_param) ((fw_param & \ FW_PARAM_MDIO_CTRL_MASK) >> \ FW_PARAM_MDIO_CTRL_OFFSET) #define FW_PARAM_SET(phy_addr, phy_type, mdio_access) \ (phy_addr | phy_type | mdio_access << FW_PARAM_MDIO_CTRL_OFFSET) #define PFC_BRB_FULL_LB_XOFF_THRESHOLD 170 #define PFC_BRB_FULL_LB_XON_THRESHOLD 250 #define MAXVAL(a, b) (((a) > (b)) ? (a) : (b)) #define BMAC_CONTROL_RX_ENABLE 2 /***********************************************************/ /* Structs */ /***********************************************************/ #define INT_PHY 0 #define EXT_PHY1 1 #define EXT_PHY2 2 #define MAX_PHYS 3 /* Same configuration is shared between the XGXS and the first external phy */ #define LINK_CONFIG_SIZE (MAX_PHYS - 1) #define LINK_CONFIG_IDX(_phy_idx) ((_phy_idx == INT_PHY) ? \ 0 : (_phy_idx - 1)) /***********************************************************/ /* bnx2x_phy struct */ /* Defines the required arguments and function per phy */ /***********************************************************/ struct link_vars; struct link_params; struct bnx2x_phy; typedef void (*config_init_t)(struct bnx2x_phy *phy, struct link_params *params, struct link_vars *vars); typedef u8 (*read_status_t)(struct bnx2x_phy *phy, struct link_params *params, struct link_vars *vars); typedef void (*link_reset_t)(struct bnx2x_phy *phy, struct link_params *params); typedef void (*config_loopback_t)(struct bnx2x_phy *phy, struct link_params *params); typedef int (*format_fw_ver_t)(u32 raw, u8 *str, u16 *len); typedef void (*hw_reset_t)(struct bnx2x_phy *phy, struct link_params *params); typedef void (*set_link_led_t)(struct bnx2x_phy *phy, struct link_params *params, u8 mode); typedef void (*phy_specific_func_t)(struct bnx2x_phy *phy, struct link_params *params, u32 action); struct bnx2x_reg_set { u8 devad; u16 reg; u16 val; }; struct bnx2x_phy { u32 type; /* Loaded during init */ u8 addr; u8 def_md_devad; u16 flags; /* No Over-Current detection */ #define FLAGS_NOC (1<<1) /* Fan failure detection required */ #define FLAGS_FAN_FAILURE_DET_REQ (1<<2) /* Initialize first the XGXS and only then the phy itself */ #define FLAGS_INIT_XGXS_FIRST (1<<3) #define FLAGS_WC_DUAL_MODE (1<<4) #define FLAGS_4_PORT_MODE (1<<5) #define FLAGS_REARM_LATCH_SIGNAL (1<<6) #define FLAGS_SFP_NOT_APPROVED (1<<7) #define FLAGS_MDC_MDIO_WA (1<<8) #define FLAGS_DUMMY_READ (1<<9) #define FLAGS_MDC_MDIO_WA_B0 (1<<10) #define FLAGS_TX_ERROR_CHECK (1<<12) #define FLAGS_EEE (1<<13) #define FLAGS_MDC_MDIO_WA_G (1<<15) /* preemphasis values for the rx side */ u16 rx_preemphasis[4]; /* preemphasis values for the tx side */ u16 tx_preemphasis[4]; /* EMAC address for access MDIO */ u32 mdio_ctrl; u32 supported; u32 media_type; #define ETH_PHY_UNSPECIFIED 0x0 #define ETH_PHY_SFPP_10G_FIBER 0x1 #define ETH_PHY_XFP_FIBER 0x2 #define ETH_PHY_DA_TWINAX 0x3 #define ETH_PHY_BASE_T 0x4 #define ETH_PHY_SFP_1G_FIBER 0x5 #define ETH_PHY_KR 0xf0 #define ETH_PHY_CX4 0xf1 #define ETH_PHY_NOT_PRESENT 0xff /* The address in which version is located*/ u32 ver_addr; u16 req_flow_ctrl; u16 req_line_speed; u32 speed_cap_mask; u16 req_duplex; u16 rsrv; /* Called per phy/port init, and it configures LASI, speed, autoneg, duplex, flow control negotiation, etc. */ config_init_t config_init; /* Called due to interrupt. It determines the link, speed */ read_status_t read_status; /* Called when driver is unloading. Should reset the phy */ link_reset_t link_reset; /* Set the loopback configuration for the phy */ config_loopback_t config_loopback; /* Format the given raw number into str up to len */ format_fw_ver_t format_fw_ver; /* Reset the phy (both ports) */ hw_reset_t hw_reset; /* Set link led mode (on/off/oper)*/ set_link_led_t set_link_led; /* PHY Specific tasks */ phy_specific_func_t phy_specific_func; #define DISABLE_TX 1 #define ENABLE_TX 2 #define PHY_INIT 3 }; /* Inputs parameters to the CLC */ struct link_params { u8 port; /* Default / User Configuration */ u8 loopback_mode; #define LOOPBACK_NONE 0 #define LOOPBACK_EMAC 1 #define LOOPBACK_BMAC 2 #define LOOPBACK_XGXS 3 #define LOOPBACK_EXT_PHY 4 #define LOOPBACK_EXT 5 #define LOOPBACK_UMAC 6 #define LOOPBACK_XMAC 7 /* Device parameters */ u8 mac_addr[6]; u16 req_duplex[LINK_CONFIG_SIZE]; u16 req_flow_ctrl[LINK_CONFIG_SIZE]; u16 req_line_speed[LINK_CONFIG_SIZE]; /* Also determine AutoNeg */ /* shmem parameters */ u32 shmem_base; u32 shmem2_base; u32 speed_cap_mask[LINK_CONFIG_SIZE]; u32 switch_cfg; #define SWITCH_CFG_1G PORT_FEATURE_CON_SWITCH_1G_SWITCH #define SWITCH_CFG_10G PORT_FEATURE_CON_SWITCH_10G_SWITCH #define SWITCH_CFG_AUTO_DETECT PORT_FEATURE_CON_SWITCH_AUTO_DETECT u32 lane_config; /* Phy register parameter */ u32 chip_id; /* features */ u32 feature_config_flags; #define FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED (1<<0) #define FEATURE_CONFIG_PFC_ENABLED (1<<1) #define FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY (1<<2) #define FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY (1<<3) #define FEATURE_CONFIG_BC_SUPPORTS_AFEX (1<<8) #define FEATURE_CONFIG_AUTOGREEEN_ENABLED (1<<9) #define FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED (1<<10) #define FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET (1<<11) #define FEATURE_CONFIG_MT_SUPPORT (1<<13) #define FEATURE_CONFIG_BOOT_FROM_SAN (1<<14) /* Will be populated during common init */ struct bnx2x_phy phy[MAX_PHYS]; /* Will be populated during common init */ u8 num_phys; u8 rsrv; /* Used to configure the EEE Tx LPI timer, has several modes of * operation, according to bits 29:28 - * 2'b00: Timer will be configured by nvram, output will be the value * from nvram. * 2'b01: Timer will be configured by nvram, output will be in * microseconds. * 2'b10: bits 1:0 contain an nvram value which will be used instead * of the one located in the nvram. Output will be that value. * 2'b11: bits 19:0 contain the idle timer in microseconds; output * will be in microseconds. * Bits 31:30 should be 2'b11 in order for EEE to be enabled. */ u32 eee_mode; #define EEE_MODE_NVRAM_BALANCED_TIME (0xa00) #define EEE_MODE_NVRAM_AGGRESSIVE_TIME (0x100) #define EEE_MODE_NVRAM_LATENCY_TIME (0x6000) #define EEE_MODE_NVRAM_MASK (0x3) #define EEE_MODE_TIMER_MASK (0xfffff) #define EEE_MODE_OUTPUT_TIME (1<<28) #define EEE_MODE_OVERRIDE_NVRAM (1<<29) #define EEE_MODE_ENABLE_LPI (1<<30) #define EEE_MODE_ADV_LPI (1<<31) u16 hw_led_mode; /* part of the hw_config read from the shmem */ u32 multi_phy_config; /* Device pointer passed to all callback functions */ struct bnx2x *bp; u16 req_fc_auto_adv; /* Should be set to TX / BOTH when req_flow_ctrl is set to AUTO */ u16 link_flags; #define LINK_FLAGS_INT_DISABLED (1<<0) #define PHY_INITIALIZED (1<<1) u32 lfa_base; /* The same definitions as the shmem2 parameter */ u32 link_attr_sync; }; /* Output parameters */ struct link_vars { u8 phy_flags; #define PHY_XGXS_FLAG (1<<0) #define PHY_SGMII_FLAG (1<<1) #define PHY_PHYSICAL_LINK_FLAG (1<<2) #define PHY_HALF_OPEN_CONN_FLAG (1<<3) #define PHY_OVER_CURRENT_FLAG (1<<4) #define PHY_SFP_TX_FAULT_FLAG (1<<5) u8 mac_type; #define MAC_TYPE_NONE 0 #define MAC_TYPE_EMAC 1 #define MAC_TYPE_BMAC 2 #define MAC_TYPE_UMAC 3 #define MAC_TYPE_XMAC 4 u8 phy_link_up; /* internal phy link indication */ u8 link_up; u16 line_speed; u16 duplex; u16 flow_ctrl; u16 ieee_fc; /* The same definitions as the shmem parameter */ u32 link_status; u32 eee_status; u8 fault_detected; u8 check_kr2_recovery_cnt; #define CHECK_KR2_RECOVERY_CNT 5 u16 periodic_flags; #define PERIODIC_FLAGS_LINK_EVENT 0x0001 u32 aeu_int_mask; u8 rx_tx_asic_rst; u8 turn_to_run_wc_rt; u16 rsrv2; }; /***********************************************************/ /* Functions */ /***********************************************************/ int bnx2x_phy_init(struct link_params *params, struct link_vars *vars); /* Reset the link. Should be called when driver or interface goes down Before calling phy firmware upgrade, the reset_ext_phy should be set to 0 */ int bnx2x_link_reset(struct link_params *params, struct link_vars *vars, u8 reset_ext_phy); int bnx2x_lfa_reset(struct link_params *params, struct link_vars *vars); /* bnx2x_link_update should be called upon link interrupt */ int bnx2x_link_update(struct link_params *params, struct link_vars *vars); /* use the following phy functions to read/write from external_phy In order to use it to read/write internal phy registers, use DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as the register */ int bnx2x_phy_read(struct link_params *params, u8 phy_addr, u8 devad, u16 reg, u16 *ret_val); int bnx2x_phy_write(struct link_params *params, u8 phy_addr, u8 devad, u16 reg, u16 val); /* Reads the link_status from the shmem, and update the link vars accordingly */ void bnx2x_link_status_update(struct link_params *input, struct link_vars *output); /* returns string representing the fw_version of the external phy */ int bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 *version, u16 len); /* Set/Unset the led Basically, the CLC takes care of the led for the link, but in case one needs to set/unset the led unnaturally, set the "mode" to LED_MODE_OPER to blink the led, and LED_MODE_OFF to set the led off.*/ int bnx2x_set_led(struct link_params *params, struct link_vars *vars, u8 mode, u32 speed); #define LED_MODE_OFF 0 #define LED_MODE_ON 1 #define LED_MODE_OPER 2 #define LED_MODE_FRONT_PANEL_OFF 3 /* bnx2x_handle_module_detect_int should be called upon module detection interrupt */ void bnx2x_handle_module_detect_int(struct link_params *params); /* Get the actual link status. In case it returns 0, link is up, otherwise link is down*/ int bnx2x_test_link(struct link_params *params, struct link_vars *vars, u8 is_serdes); /* One-time initialization for external phy after power up */ int bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base_path[], u32 shmem2_base_path[], u32 chip_id); /* Reset the external PHY using GPIO */ void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port); /* Reset the external of SFX7101 */ void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy); /* Read "byte_cnt" bytes from address "addr" from the SFP+ EEPROM */ int bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy, struct link_params *params, u8 dev_addr, u16 addr, u16 byte_cnt, u8 *o_buf); void bnx2x_hw_reset_phy(struct link_params *params); /* Check swap bit and adjust PHY order */ u32 bnx2x_phy_selection(struct link_params *params); /* Probe the phys on board, and populate them in "params" */ int bnx2x_phy_probe(struct link_params *params); /* Checks if fan failure detection is required on one of the phys on board */ u8 bnx2x_fan_failure_det_req(struct bnx2x *bp, u32 shmem_base, u32 shmem2_base, u8 port); /* Open / close the gate between the NIG and the BRB */ void bnx2x_set_rx_filter(struct link_params *params, u8 en); /* DCBX structs */ /* Number of maximum COS per chip */ #define DCBX_E2E3_MAX_NUM_COS (2) #define DCBX_E3B0_MAX_NUM_COS_PORT0 (6) #define DCBX_E3B0_MAX_NUM_COS_PORT1 (3) #define DCBX_E3B0_MAX_NUM_COS ( \ MAXVAL(DCBX_E3B0_MAX_NUM_COS_PORT0, \ DCBX_E3B0_MAX_NUM_COS_PORT1)) #define DCBX_MAX_NUM_COS ( \ MAXVAL(DCBX_E3B0_MAX_NUM_COS, \ DCBX_E2E3_MAX_NUM_COS)) /* PFC port configuration params */ struct bnx2x_nig_brb_pfc_port_params { /* NIG */ u32 pause_enable; u32 llfc_out_en; u32 llfc_enable; u32 pkt_priority_to_cos; u8 num_of_rx_cos_priority_mask; u32 rx_cos_priority_mask[DCBX_MAX_NUM_COS]; u32 llfc_high_priority_classes; u32 llfc_low_priority_classes; }; /* ETS port configuration params */ struct bnx2x_ets_bw_params { u8 bw; }; struct bnx2x_ets_sp_params { /** * valid values are 0 - 5. 0 is highest strict priority. * There can't be two COS's with the same pri. */ u8 pri; }; enum bnx2x_cos_state { bnx2x_cos_state_strict = 0, bnx2x_cos_state_bw = 1, }; struct bnx2x_ets_cos_params { enum bnx2x_cos_state state ; union { struct bnx2x_ets_bw_params bw_params; struct bnx2x_ets_sp_params sp_params; } params; }; struct bnx2x_ets_params { u8 num_of_cos; /* Number of valid COS entries*/ struct bnx2x_ets_cos_params cos[DCBX_MAX_NUM_COS]; }; /* Used to update the PFC attributes in EMAC, BMAC, NIG and BRB * when link is already up */ int bnx2x_update_pfc(struct link_params *params, struct link_vars *vars, struct bnx2x_nig_brb_pfc_port_params *pfc_params); /* Used to configure the ETS to disable */ int bnx2x_ets_disabled(struct link_params *params, struct link_vars *vars); /* Used to configure the ETS to BW limited */ void bnx2x_ets_bw_limit(const struct link_params *params, const u32 cos0_bw, const u32 cos1_bw); /* Used to configure the ETS to strict */ int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos); /* Configure the COS to ETS according to BW and SP settings.*/ int bnx2x_ets_e3b0_config(const struct link_params *params, const struct link_vars *vars, struct bnx2x_ets_params *ets_params); void bnx2x_init_mod_abs_int(struct bnx2x *bp, struct link_vars *vars, u32 chip_id, u32 shmem_base, u32 shmem2_base, u8 port); void bnx2x_period_func(struct link_params *params, struct link_vars *vars); #endif /* BNX2X_LINK_H */
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