drivers/platform/x86/msi-ec.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 /*
   4  * msi-ec: MSI laptops' embedded controller driver.
   5  *
   6  * Copyright (C) 2023 Jose Angel Pastrana <japp0005@red.ujaen.es>
   7  * Copyright (C) 2023 Aakash Singh <mail@singhaakash.dev>
   8  * Copyright (C) 2023 Nikita Kravets <teackot@gmail.com>
   9  */
  10
  11 #ifndef _MSI_EC_H_
  12 #define _MSI_EC_H_
  13
  14 #include <linux/types.h>
  15
  16 #define MSI_EC_DRIVER_NAME "msi-ec"
  17
  18 #define MSI_EC_ADDR_UNKNOWN 0xff01 // unknown address
  19 #define MSI_EC_ADDR_UNSUPP  0xff01 // unsupported parameter
  20
  21 // Firmware info addresses are universal
  22 #define MSI_EC_FW_VERSION_ADDRESS 0xa0
  23 #define MSI_EC_FW_DATE_ADDRESS    0xac
  24 #define MSI_EC_FW_TIME_ADDRESS    0xb4
  25 #define MSI_EC_FW_VERSION_LENGTH  12
  26 #define MSI_EC_FW_DATE_LENGTH     8
  27 #define MSI_EC_FW_TIME_LENGTH     8
  28
  29 struct msi_ec_charge_control_conf {
  30         int address;
  31         int offset_start;
  32         int offset_end;
  33         int range_min;
  34         int range_max;
  35 };
  36
  37 struct msi_ec_webcam_conf {
  38         int address;
  39         int block_address;
  40         int bit;
  41 };
  42
  43 struct msi_ec_fn_win_swap_conf {
  44         int address;
  45         int bit;
  46 };
  47
  48 struct msi_ec_cooler_boost_conf {
  49         int address;
  50         int bit;
  51 };
  52
  53 #define MSI_EC_MODE_NULL { NULL, 0 }
  54 struct msi_ec_mode {
  55         const char *name;
  56         int value;
  57 };
  58
  59 struct msi_ec_shift_mode_conf {
  60         int address;
  61         struct msi_ec_mode modes[5]; // fixed size for easier hard coding
  62 };
  63
  64 struct msi_ec_super_battery_conf {
  65         int address;
  66         int mask;
  67 };
  68
  69 struct msi_ec_fan_mode_conf {
  70         int address;
  71         struct msi_ec_mode modes[5]; // fixed size for easier hard coding
  72 };
  73
  74 struct msi_ec_cpu_conf {
  75         int rt_temp_address;
  76         int rt_fan_speed_address; // realtime
  77         int rt_fan_speed_base_min;
  78         int rt_fan_speed_base_max;
  79         int bs_fan_speed_address; // basic
  80         int bs_fan_speed_base_min;
  81         int bs_fan_speed_base_max;
  82 };
  83
  84 struct msi_ec_gpu_conf {
  85         int rt_temp_address;
  86         int rt_fan_speed_address; // realtime
  87 };
  88
  89 struct msi_ec_led_conf {
  90         int micmute_led_address;
  91         int mute_led_address;
  92         int bit;
  93 };
  94
  95 #define MSI_EC_KBD_BL_STATE_MASK 0x3
  96 struct msi_ec_kbd_bl_conf {
  97         int bl_mode_address;
  98         int bl_modes[2];
  99         int max_mode;
 100
 101         int bl_state_address;
 102         int state_base_value;
 103         int max_state;
 104 };
 105
 106 struct msi_ec_conf {
 107         const char * const *allowed_fw;
 108
 109         struct msi_ec_charge_control_conf charge_control;
 110         struct msi_ec_webcam_conf         webcam;
 111         struct msi_ec_fn_win_swap_conf    fn_win_swap;
 112         struct msi_ec_cooler_boost_conf   cooler_boost;
 113         struct msi_ec_shift_mode_conf     shift_mode;
 114         struct msi_ec_super_battery_conf  super_battery;
 115         struct msi_ec_fan_mode_conf       fan_mode;
 116         struct msi_ec_cpu_conf            cpu;
 117         struct msi_ec_gpu_conf            gpu;
 118         struct msi_ec_led_conf            leds;
 119         struct msi_ec_kbd_bl_conf         kbd_bl;
 120 };
 121
 122 #endif // _MSI_EC_H_