Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Mika Westerberg | 205 | 68.56% | 1 | 25.00% |
Rajmohan Mani | 86 | 28.76% | 2 | 50.00% |
Kranthi Kuntala | 8 | 2.68% | 1 | 25.00% |
Total | 299 | 4 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * USB4 port sideband registers found on routers and retimers * * Copyright (C) 2020, Intel Corporation * Authors: Mika Westerberg <mika.westerberg@linux.intel.com> * Rajmohan Mani <rajmohan.mani@intel.com> */ #ifndef _SB_REGS #define _SB_REGS #define USB4_SB_VENDOR_ID 0x00 #define USB4_SB_PRODUCT_ID 0x01 #define USB4_SB_OPCODE 0x08 enum usb4_sb_opcode { USB4_SB_OPCODE_ERR = 0x20525245, /* "ERR " */ USB4_SB_OPCODE_ONS = 0x444d4321, /* "!CMD" */ USB4_SB_OPCODE_ROUTER_OFFLINE = 0x4e45534c, /* "LSEN" */ USB4_SB_OPCODE_ENUMERATE_RETIMERS = 0x4d554e45, /* "ENUM" */ USB4_SB_OPCODE_SET_INBOUND_SBTX = 0x5055534c, /* "LSUP" */ USB4_SB_OPCODE_QUERY_LAST_RETIMER = 0x5453414c, /* "LAST" */ USB4_SB_OPCODE_GET_NVM_SECTOR_SIZE = 0x53534e47, /* "GNSS" */ USB4_SB_OPCODE_NVM_SET_OFFSET = 0x53504f42, /* "BOPS" */ USB4_SB_OPCODE_NVM_BLOCK_WRITE = 0x574b4c42, /* "BLKW" */ USB4_SB_OPCODE_NVM_AUTH_WRITE = 0x48545541, /* "AUTH" */ USB4_SB_OPCODE_NVM_READ = 0x52524641, /* "AFRR" */ USB4_SB_OPCODE_READ_LANE_MARGINING_CAP = 0x50434452, /* "RDCP" */ USB4_SB_OPCODE_RUN_HW_LANE_MARGINING = 0x474d4852, /* "RHMG" */ USB4_SB_OPCODE_RUN_SW_LANE_MARGINING = 0x474d5352, /* "RSMG" */ USB4_SB_OPCODE_READ_SW_MARGIN_ERR = 0x57534452, /* "RDSW" */ }; #define USB4_SB_METADATA 0x09 #define USB4_SB_METADATA_NVM_AUTH_WRITE_MASK GENMASK(5, 0) #define USB4_SB_DATA 0x12 /* USB4_SB_OPCODE_READ_LANE_MARGINING_CAP */ #define USB4_MARGIN_CAP_0_MODES_HW BIT(0) #define USB4_MARGIN_CAP_0_MODES_SW BIT(1) #define USB4_MARGIN_CAP_0_2_LANES BIT(2) #define USB4_MARGIN_CAP_0_VOLTAGE_INDP_MASK GENMASK(4, 3) #define USB4_MARGIN_CAP_0_VOLTAGE_INDP_SHIFT 3 #define USB4_MARGIN_CAP_0_VOLTAGE_MIN 0x0 #define USB4_MARGIN_CAP_0_VOLTAGE_HL 0x1 #define USB4_MARGIN_CAP_0_VOLTAGE_BOTH 0x2 #define USB4_MARGIN_CAP_0_TIME BIT(5) #define USB4_MARGIN_CAP_0_VOLTAGE_STEPS_MASK GENMASK(12, 6) #define USB4_MARGIN_CAP_0_VOLTAGE_STEPS_SHIFT 6 #define USB4_MARGIN_CAP_0_MAX_VOLTAGE_OFFSET_MASK GENMASK(18, 13) #define USB4_MARGIN_CAP_0_MAX_VOLTAGE_OFFSET_SHIFT 13 #define USB4_MARGIN_CAP_1_TIME_DESTR BIT(8) #define USB4_MARGIN_CAP_1_TIME_INDP_MASK GENMASK(10, 9) #define USB4_MARGIN_CAP_1_TIME_INDP_SHIFT 9 #define USB4_MARGIN_CAP_1_TIME_MIN 0x0 #define USB4_MARGIN_CAP_1_TIME_LR 0x1 #define USB4_MARGIN_CAP_1_TIME_BOTH 0x2 #define USB4_MARGIN_CAP_1_TIME_STEPS_MASK GENMASK(15, 11) #define USB4_MARGIN_CAP_1_TIME_STEPS_SHIFT 11 #define USB4_MARGIN_CAP_1_TIME_OFFSET_MASK GENMASK(20, 16) #define USB4_MARGIN_CAP_1_TIME_OFFSET_SHIFT 16 #define USB4_MARGIN_CAP_1_MIN_BER_MASK GENMASK(25, 21) #define USB4_MARGIN_CAP_1_MIN_BER_SHIFT 21 #define USB4_MARGIN_CAP_1_MAX_BER_MASK GENMASK(30, 26) #define USB4_MARGIN_CAP_1_MAX_BER_SHIFT 26 #define USB4_MARGIN_CAP_1_MAX_BER_SHIFT 26 /* USB4_SB_OPCODE_RUN_HW_LANE_MARGINING */ #define USB4_MARGIN_HW_TIME BIT(3) #define USB4_MARGIN_HW_RH BIT(4) #define USB4_MARGIN_HW_BER_MASK GENMASK(9, 5) #define USB4_MARGIN_HW_BER_SHIFT 5 /* Applicable to all margin values */ #define USB4_MARGIN_HW_RES_1_MARGIN_MASK GENMASK(6, 0) #define USB4_MARGIN_HW_RES_1_EXCEEDS BIT(7) /* Different lane margin shifts */ #define USB4_MARGIN_HW_RES_1_L0_LL_MARGIN_SHIFT 8 #define USB4_MARGIN_HW_RES_1_L1_RH_MARGIN_SHIFT 16 #define USB4_MARGIN_HW_RES_1_L1_LL_MARGIN_SHIFT 24 /* USB4_SB_OPCODE_RUN_SW_LANE_MARGINING */ #define USB4_MARGIN_SW_TIME BIT(3) #define USB4_MARGIN_SW_RH BIT(4) #define USB4_MARGIN_SW_COUNTER_MASK GENMASK(14, 13) #define USB4_MARGIN_SW_COUNTER_SHIFT 13 #define USB4_MARGIN_SW_COUNTER_NOP 0x0 #define USB4_MARGIN_SW_COUNTER_CLEAR 0x1 #define USB4_MARGIN_SW_COUNTER_START 0x2 #define USB4_MARGIN_SW_COUNTER_STOP 0x3 #endif
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