intel_punit_ipc.h (4666B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _ASM_X86_INTEL_PUNIT_IPC_H_ 3#define _ASM_X86_INTEL_PUNIT_IPC_H_ 4 5/* 6 * Three types of 8bit P-Unit IPC commands are supported, 7 * bit[7:6]: [00]: BIOS; [01]: GTD; [10]: ISPD. 8 */ 9typedef enum { 10 BIOS_IPC = 0, 11 GTDRIVER_IPC, 12 ISPDRIVER_IPC, 13 RESERVED_IPC, 14} IPC_TYPE; 15 16#define IPC_TYPE_OFFSET 6 17#define IPC_PUNIT_BIOS_CMD_BASE (BIOS_IPC << IPC_TYPE_OFFSET) 18#define IPC_PUNIT_GTD_CMD_BASE (GTDDRIVER_IPC << IPC_TYPE_OFFSET) 19#define IPC_PUNIT_ISPD_CMD_BASE (ISPDRIVER_IPC << IPC_TYPE_OFFSET) 20#define IPC_PUNIT_CMD_TYPE_MASK (RESERVED_IPC << IPC_TYPE_OFFSET) 21 22/* BIOS => Pcode commands */ 23#define IPC_PUNIT_BIOS_ZERO (IPC_PUNIT_BIOS_CMD_BASE | 0x00) 24#define IPC_PUNIT_BIOS_VR_INTERFACE (IPC_PUNIT_BIOS_CMD_BASE | 0x01) 25#define IPC_PUNIT_BIOS_READ_PCS (IPC_PUNIT_BIOS_CMD_BASE | 0x02) 26#define IPC_PUNIT_BIOS_WRITE_PCS (IPC_PUNIT_BIOS_CMD_BASE | 0x03) 27#define IPC_PUNIT_BIOS_READ_PCU_CONFIG (IPC_PUNIT_BIOS_CMD_BASE | 0x04) 28#define IPC_PUNIT_BIOS_WRITE_PCU_CONFIG (IPC_PUNIT_BIOS_CMD_BASE | 0x05) 29#define IPC_PUNIT_BIOS_READ_PL1_SETTING (IPC_PUNIT_BIOS_CMD_BASE | 0x06) 30#define IPC_PUNIT_BIOS_WRITE_PL1_SETTING (IPC_PUNIT_BIOS_CMD_BASE | 0x07) 31#define IPC_PUNIT_BIOS_TRIGGER_VDD_RAM (IPC_PUNIT_BIOS_CMD_BASE | 0x08) 32#define IPC_PUNIT_BIOS_READ_TELE_INFO (IPC_PUNIT_BIOS_CMD_BASE | 0x09) 33#define IPC_PUNIT_BIOS_READ_TELE_TRACE_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x0a) 34#define IPC_PUNIT_BIOS_WRITE_TELE_TRACE_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x0b) 35#define IPC_PUNIT_BIOS_READ_TELE_EVENT_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x0c) 36#define IPC_PUNIT_BIOS_WRITE_TELE_EVENT_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x0d) 37#define IPC_PUNIT_BIOS_READ_TELE_TRACE (IPC_PUNIT_BIOS_CMD_BASE | 0x0e) 38#define IPC_PUNIT_BIOS_WRITE_TELE_TRACE (IPC_PUNIT_BIOS_CMD_BASE | 0x0f) 39#define IPC_PUNIT_BIOS_READ_TELE_EVENT (IPC_PUNIT_BIOS_CMD_BASE | 0x10) 40#define IPC_PUNIT_BIOS_WRITE_TELE_EVENT (IPC_PUNIT_BIOS_CMD_BASE | 0x11) 41#define IPC_PUNIT_BIOS_READ_MODULE_TEMP (IPC_PUNIT_BIOS_CMD_BASE | 0x12) 42#define IPC_PUNIT_BIOS_RESERVED (IPC_PUNIT_BIOS_CMD_BASE | 0x13) 43#define IPC_PUNIT_BIOS_READ_VOLTAGE_OVER (IPC_PUNIT_BIOS_CMD_BASE | 0x14) 44#define IPC_PUNIT_BIOS_WRITE_VOLTAGE_OVER (IPC_PUNIT_BIOS_CMD_BASE | 0x15) 45#define IPC_PUNIT_BIOS_READ_RATIO_OVER (IPC_PUNIT_BIOS_CMD_BASE | 0x16) 46#define IPC_PUNIT_BIOS_WRITE_RATIO_OVER (IPC_PUNIT_BIOS_CMD_BASE | 0x17) 47#define IPC_PUNIT_BIOS_READ_VF_GL_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x18) 48#define IPC_PUNIT_BIOS_WRITE_VF_GL_CTRL (IPC_PUNIT_BIOS_CMD_BASE | 0x19) 49#define IPC_PUNIT_BIOS_READ_FM_SOC_TEMP_THRESH (IPC_PUNIT_BIOS_CMD_BASE | 0x1a) 50#define IPC_PUNIT_BIOS_WRITE_FM_SOC_TEMP_THRESH (IPC_PUNIT_BIOS_CMD_BASE | 0x1b) 51 52/* GT Driver => Pcode commands */ 53#define IPC_PUNIT_GTD_ZERO (IPC_PUNIT_GTD_CMD_BASE | 0x00) 54#define IPC_PUNIT_GTD_CONFIG (IPC_PUNIT_GTD_CMD_BASE | 0x01) 55#define IPC_PUNIT_GTD_READ_ICCP_LIC_CDYN_SCAL (IPC_PUNIT_GTD_CMD_BASE | 0x02) 56#define IPC_PUNIT_GTD_WRITE_ICCP_LIC_CDYN_SCAL (IPC_PUNIT_GTD_CMD_BASE | 0x03) 57#define IPC_PUNIT_GTD_GET_WM_VAL (IPC_PUNIT_GTD_CMD_BASE | 0x06) 58#define IPC_PUNIT_GTD_WRITE_CONFIG_WISHREQ (IPC_PUNIT_GTD_CMD_BASE | 0x07) 59#define IPC_PUNIT_GTD_READ_REQ_DUTY_CYCLE (IPC_PUNIT_GTD_CMD_BASE | 0x16) 60#define IPC_PUNIT_GTD_DIS_VOL_FREQ_CHG_REQUEST (IPC_PUNIT_GTD_CMD_BASE | 0x17) 61#define IPC_PUNIT_GTD_DYNA_DUTY_CYCLE_CTRL (IPC_PUNIT_GTD_CMD_BASE | 0x1a) 62#define IPC_PUNIT_GTD_DYNA_DUTY_CYCLE_TUNING (IPC_PUNIT_GTD_CMD_BASE | 0x1c) 63 64/* ISP Driver => Pcode commands */ 65#define IPC_PUNIT_ISPD_ZERO (IPC_PUNIT_ISPD_CMD_BASE | 0x00) 66#define IPC_PUNIT_ISPD_CONFIG (IPC_PUNIT_ISPD_CMD_BASE | 0x01) 67#define IPC_PUNIT_ISPD_GET_ISP_LTR_VAL (IPC_PUNIT_ISPD_CMD_BASE | 0x02) 68#define IPC_PUNIT_ISPD_ACCESS_IU_FREQ_BOUNDS (IPC_PUNIT_ISPD_CMD_BASE | 0x03) 69#define IPC_PUNIT_ISPD_READ_CDYN_LEVEL (IPC_PUNIT_ISPD_CMD_BASE | 0x04) 70#define IPC_PUNIT_ISPD_WRITE_CDYN_LEVEL (IPC_PUNIT_ISPD_CMD_BASE | 0x05) 71 72/* Error codes */ 73#define IPC_PUNIT_ERR_SUCCESS 0 74#define IPC_PUNIT_ERR_INVALID_CMD 1 75#define IPC_PUNIT_ERR_INVALID_PARAMETER 2 76#define IPC_PUNIT_ERR_CMD_TIMEOUT 3 77#define IPC_PUNIT_ERR_CMD_LOCKED 4 78#define IPC_PUNIT_ERR_INVALID_VR_ID 5 79#define IPC_PUNIT_ERR_VR_ERR 6 80 81#if IS_ENABLED(CONFIG_INTEL_PUNIT_IPC) 82 83int intel_punit_ipc_simple_command(int cmd, int para1, int para2); 84int intel_punit_ipc_command(u32 cmd, u32 para1, u32 para2, u32 *in, u32 *out); 85 86#else 87 88static inline int intel_punit_ipc_simple_command(int cmd, 89 int para1, int para2) 90{ 91 return -ENODEV; 92} 93 94static inline int intel_punit_ipc_command(u32 cmd, u32 para1, u32 para2, 95 u32 *in, u32 *out) 96{ 97 return -ENODEV; 98} 99 100#endif /* CONFIG_INTEL_PUNIT_IPC */ 101 102#endif