/* SPDX-License-Identifier: MIT */ /* Copyright © 2026 Intel Corporation */ #ifndef _INTEL_PCODE_REGS_H_ #define _INTEL_PCODE_REGS_H_ #define GEN6_PCODE_MAILBOX _MMIO(0x138124) #define GEN6_PCODE_READY (1 << 31) #define GEN6_PCODE_MB_PARAM2 REG_GENMASK(23, 16) #define GEN6_PCODE_MB_PARAM1 REG_GENMASK(15, 8) #define GEN6_PCODE_MB_COMMAND REG_GENMASK(7, 0) #define GEN6_PCODE_ERROR_MASK 0xFF #define GEN6_PCODE_SUCCESS 0x0 #define GEN6_PCODE_ILLEGAL_CMD 0x1 #define GEN6_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE 0x2 #define GEN6_PCODE_TIMEOUT 0x3 #define GEN6_PCODE_UNIMPLEMENTED_CMD 0xFF #define GEN7_PCODE_TIMEOUT 0x2 #define GEN7_PCODE_ILLEGAL_DATA 0x3 #define GEN11_PCODE_ILLEGAL_SUBCOMMAND 0x4 #define GEN11_PCODE_LOCKED 0x6 #define GEN11_PCODE_REJECTED 0x11 #define GEN7_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE 0x10 #define GEN6_PCODE_WRITE_RC6VIDS 0x4 #define GEN6_PCODE_READ_RC6VIDS 0x5 #define GEN6_ENCODE_RC6_VID(mv) (((mv) - 245) / 5) #define GEN6_DECODE_RC6_VID(vids) (((vids) * 5) + 245) #define BDW_PCODE_DISPLAY_FREQ_CHANGE_REQ 0x18 #define GEN9_PCODE_READ_MEM_LATENCY 0x6 #define GEN9_MEM_LATENCY_LEVEL_3_7_MASK REG_GENMASK(31, 24) #define GEN9_MEM_LATENCY_LEVEL_2_6_MASK REG_GENMASK(23, 16) #define GEN9_MEM_LATENCY_LEVEL_1_5_MASK REG_GENMASK(15, 8) #define GEN9_MEM_LATENCY_LEVEL_0_4_MASK REG_GENMASK(7, 0) #define SKL_PCODE_LOAD_HDCP_KEYS 0x5 #define SKL_PCODE_CDCLK_CONTROL 0x7 #define SKL_CDCLK_PREPARE_FOR_CHANGE 0x3 #define SKL_CDCLK_READY_FOR_CHANGE 0x1 #define GEN6_PCODE_WRITE_MIN_FREQ_TABLE 0x8 #define GEN6_PCODE_READ_MIN_FREQ_TABLE 0x9 #define GEN6_READ_OC_PARAMS 0xc #define ICL_PCODE_MEM_SUBSYSYSTEM_INFO 0xd #define ICL_PCODE_MEM_SS_READ_GLOBAL_INFO (0x0 << 8) #define ICL_PCODE_MEM_SS_READ_QGV_POINT_INFO(point) (((point) << 16) | (0x1 << 8)) #define ADL_PCODE_MEM_SS_READ_PSF_GV_INFO ((0) | (0x2 << 8)) #define DISPLAY_TO_PCODE_CDCLK_MAX 0x28D #define DISPLAY_TO_PCODE_VOLTAGE_MASK REG_GENMASK(1, 0) #define DISPLAY_TO_PCODE_VOLTAGE_MAX DISPLAY_TO_PCODE_VOLTAGE_MASK #define DISPLAY_TO_PCODE_CDCLK_VALID REG_BIT(27) #define DISPLAY_TO_PCODE_PIPE_COUNT_VALID REG_BIT(31) #define DISPLAY_TO_PCODE_CDCLK_MASK REG_GENMASK(25, 16) #define DISPLAY_TO_PCODE_PIPE_COUNT_MASK REG_GENMASK(30, 28) #define DISPLAY_TO_PCODE_CDCLK(x) REG_FIELD_PREP(DISPLAY_TO_PCODE_CDCLK_MASK, (x)) #define DISPLAY_TO_PCODE_PIPE_COUNT(x) REG_FIELD_PREP(DISPLAY_TO_PCODE_PIPE_COUNT_MASK, (x)) #define DISPLAY_TO_PCODE_VOLTAGE(x) REG_FIELD_PREP(DISPLAY_TO_PCODE_VOLTAGE_MASK, (x)) #define DISPLAY_TO_PCODE_UPDATE_MASK(cdclk, num_pipes, voltage_level) \ ((DISPLAY_TO_PCODE_CDCLK(cdclk)) | \ (DISPLAY_TO_PCODE_PIPE_COUNT(num_pipes)) | \ (DISPLAY_TO_PCODE_VOLTAGE(voltage_level))) #define ICL_PCODE_SAGV_DE_MEM_SS_CONFIG 0xe #define ICL_PCODE_REP_QGV_MASK REG_GENMASK(1, 0) #define ICL_PCODE_REP_QGV_SAFE REG_FIELD_PREP(ICL_PCODE_REP_QGV_MASK, 0) #define ICL_PCODE_REP_QGV_POLL REG_FIELD_PREP(ICL_PCODE_REP_QGV_MASK, 1) #define ICL_PCODE_REP_QGV_REJECTED REG_FIELD_PREP(ICL_PCODE_REP_QGV_MASK, 2) #define ADLS_PCODE_REP_PSF_MASK REG_GENMASK(3, 2) #define ADLS_PCODE_REP_PSF_SAFE REG_FIELD_PREP(ADLS_PCODE_REP_PSF_MASK, 0) #define ADLS_PCODE_REP_PSF_POLL REG_FIELD_PREP(ADLS_PCODE_REP_PSF_MASK, 1) #define ADLS_PCODE_REP_PSF_REJECTED REG_FIELD_PREP(ADLS_PCODE_REP_PSF_MASK, 2) #define ICL_PCODE_REQ_QGV_PT_MASK REG_GENMASK(7, 0) #define ICL_PCODE_REQ_QGV_PT(x) REG_FIELD_PREP(ICL_PCODE_REQ_QGV_PT_MASK, (x)) #define ADLS_PCODE_REQ_PSF_PT_MASK REG_GENMASK(10, 8) #define ADLS_PCODE_REQ_PSF_PT(x) REG_FIELD_PREP(ADLS_PCODE_REQ_PSF_PT_MASK, (x)) #define GEN6_PCODE_READ_D_COMP 0x10 #define GEN6_PCODE_WRITE_D_COMP 0x11 #define ICL_PCODE_EXIT_TCCOLD 0x12 #define HSW_PCODE_DE_WRITE_FREQ_REQ 0x17 #define DISPLAY_IPS_CONTROL 0x19 #define TGL_PCODE_TCCOLD 0x26 #define TGL_PCODE_EXIT_TCCOLD_DATA_L_EXIT_FAILED REG_BIT(0) #define TGL_PCODE_EXIT_TCCOLD_DATA_L_BLOCK_REQ 0 #define TGL_PCODE_EXIT_TCCOLD_DATA_L_UNBLOCK_REQ REG_BIT(0) /* See also IPS_CTL */ #define IPS_PCODE_CONTROL (1 << 30) #define HSW_PCODE_DYNAMIC_DUTY_CYCLE_CONTROL 0x1A #define GEN9_PCODE_SAGV_CONTROL 0x21 #define GEN9_SAGV_DISABLE 0x0 #define GEN9_SAGV_IS_DISABLED 0x1 #define GEN9_SAGV_ENABLE 0x3 #define DG1_PCODE_STATUS 0x7E #define DG1_UNCORE_GET_INIT_STATUS 0x0 #define DG1_UNCORE_INIT_STATUS_COMPLETE 0x1 #define PCODE_POWER_SETUP 0x7C #define POWER_SETUP_SUBCOMMAND_READ_I1 0x4 #define POWER_SETUP_SUBCOMMAND_WRITE_I1 0x5 #define POWER_SETUP_I1_WATTS REG_BIT(31) #define POWER_SETUP_I1_SHIFT 6 /* 10.6 fixed point format */ #define POWER_SETUP_I1_DATA_MASK REG_GENMASK(15, 0) #define POWER_SETUP_SUBCOMMAND_G8_ENABLE 0x6 #define GEN12_PCODE_READ_SAGV_BLOCK_TIME_US 0x23 #define XEHP_PCODE_FREQUENCY_CONFIG 0x6e /* pvc */ /* XEHP_PCODE_FREQUENCY_CONFIG sub-commands (param1) */ #define PCODE_MBOX_FC_SC_READ_FUSED_P0 0x0 #define PCODE_MBOX_FC_SC_READ_FUSED_PN 0x1 /* PCODE_MBOX_DOMAIN_* - mailbox domain IDs */ /* XEHP_PCODE_FREQUENCY_CONFIG param2 */ #define PCODE_MBOX_DOMAIN_NONE 0x0 #define PCODE_MBOX_DOMAIN_MEDIAFF 0x3 #endif