diff options
Diffstat (limited to 'drivers/hwmon/asus-ec-sensors.c')
| -rw-r--r-- | drivers/hwmon/asus-ec-sensors.c | 212 |
1 files changed, 123 insertions, 89 deletions
diff --git a/drivers/hwmon/asus-ec-sensors.c b/drivers/hwmon/asus-ec-sensors.c index e3d794fb0534..0c82723f85b5 100644 --- a/drivers/hwmon/asus-ec-sensors.c +++ b/drivers/hwmon/asus-ec-sensors.c @@ -54,8 +54,7 @@ static char *mutex_path_override; /* ACPI mutex for locking access to the EC for the firmware */ #define ASUS_HW_ACCESS_MUTEX_ASMX "\\AMW0.ASMX" -/* There are two variants of the vendor spelling */ -#define VENDOR_ASUS_UPPER_CASE "ASUSTeK COMPUTER INC." +#define MAX_IDENTICAL_BOARD_VARIATIONS 2 typedef union { u32 value; @@ -164,74 +163,94 @@ static const struct ec_sensor_info known_ec_sensors[] = { (SENSOR_TEMP_CHIPSET | SENSOR_TEMP_CPU | SENSOR_TEMP_MB) #define SENSOR_SET_TEMP_WATER (SENSOR_TEMP_WATER_IN | SENSOR_TEMP_WATER_OUT) -#define DMI_EXACT_MATCH_BOARD(vendor, name, sensors) { \ - .matches = { \ - DMI_EXACT_MATCH(DMI_BOARD_VENDOR, vendor), \ - DMI_EXACT_MATCH(DMI_BOARD_NAME, name), \ - }, \ - .driver_data = (void *)(sensors), \ -} +struct ec_board_info { + const char *board_names[MAX_IDENTICAL_BOARD_VARIATIONS]; + unsigned long sensors; +}; -static const struct dmi_system_id asus_ec_dmi_table[] __initconst = { - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "PRIME X570-PRO", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | - SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, - "ProArt X570-CREATOR WIFI", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | - SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CPU_OPT | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "Pro WS X570-ACE", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | - SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, - "ROG CROSSHAIR VIII DARK HERO", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_SET_TEMP_WATER | - SENSOR_FAN_CPU_OPT | SENSOR_FAN_WATER_FLOW | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, - "ROG CROSSHAIR VIII FORMULA", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_FAN_CPU_OPT | SENSOR_FAN_CHIPSET | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG CROSSHAIR VIII HERO", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_SET_TEMP_WATER | - SENSOR_FAN_CPU_OPT | SENSOR_FAN_CHIPSET | - SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, - "ROG CROSSHAIR VIII HERO (WI-FI)", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_SET_TEMP_WATER | - SENSOR_FAN_CPU_OPT | SENSOR_FAN_CHIPSET | - SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, - "ROG CROSSHAIR VIII IMPACT", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_FAN_CHIPSET | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG STRIX B550-E GAMING", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | - SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_FAN_CPU_OPT), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG STRIX B550-I GAMING", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | - SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_FAN_VRM_HS | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG STRIX X570-E GAMING", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | - SENSOR_TEMP_T_SENSOR | - SENSOR_TEMP_VRM | SENSOR_FAN_CHIPSET | - SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG STRIX X570-F GAMING", - SENSOR_SET_TEMP_CHIPSET_CPU_MB | - SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET), - DMI_EXACT_MATCH_BOARD(VENDOR_ASUS_UPPER_CASE, "ROG STRIX X570-I GAMING", - SENSOR_TEMP_T_SENSOR | SENSOR_FAN_VRM_HS | - SENSOR_FAN_CHIPSET | SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE), +static const struct ec_board_info board_info[] = { + { + .board_names = {"PRIME X570-PRO"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | + SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET, + }, + { + .board_names = {"ProArt X570-CREATOR WIFI"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | + SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CPU_OPT | + SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"Pro WS X570-ACE"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM | + SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET | + SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG CROSSHAIR VIII DARK HERO"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | + SENSOR_TEMP_VRM | SENSOR_SET_TEMP_WATER | + SENSOR_FAN_CPU_OPT | SENSOR_FAN_WATER_FLOW | + SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG CROSSHAIR VIII FORMULA"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM | + SENSOR_FAN_CPU_OPT | SENSOR_FAN_CHIPSET | + SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE, + }, + { + .board_names = { + "ROG CROSSHAIR VIII HERO", + "ROG CROSSHAIR VIII HERO (WI-FI)", + }, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | + SENSOR_TEMP_VRM | SENSOR_SET_TEMP_WATER | + SENSOR_FAN_CPU_OPT | SENSOR_FAN_CHIPSET | + SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU | + SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG CROSSHAIR VIII IMPACT"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM | + SENSOR_FAN_CHIPSET | SENSOR_CURR_CPU | + SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG STRIX B550-E GAMING"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM | + SENSOR_FAN_CPU_OPT, + }, + { + .board_names = {"ROG STRIX B550-I GAMING"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM | + SENSOR_FAN_VRM_HS | SENSOR_CURR_CPU | + SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG STRIX X570-E GAMING"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM | + SENSOR_FAN_CHIPSET | SENSOR_CURR_CPU | + SENSOR_IN_CPU_CORE, + }, + { + .board_names = {"ROG STRIX X570-F GAMING"}, + .sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | + SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET, + }, + { + .board_names = {"ROG STRIX X570-I GAMING"}, + .sensors = SENSOR_TEMP_T_SENSOR | SENSOR_FAN_VRM_HS | + SENSOR_FAN_CHIPSET | SENSOR_CURR_CPU | + SENSOR_IN_CPU_CORE, + }, {} }; @@ -241,7 +260,7 @@ struct ec_sensor { }; struct ec_sensors_data { - unsigned long board_sensors; + const struct ec_board_info *board_info; struct ec_sensor *sensors; /* EC registers to read from */ u16 *registers; @@ -307,11 +326,6 @@ static int __init bank_compare(const void *a, const void *b) return *((const s8 *)a) - *((const s8 *)b); } -static int __init board_sensors_count(unsigned long sensors) -{ - return hweight_long(sensors); -} - static void __init setup_sensor_data(struct ec_sensors_data *ec) { struct ec_sensor *s = ec->sensors; @@ -322,8 +336,8 @@ static void __init setup_sensor_data(struct ec_sensors_data *ec) ec->nr_banks = 0; ec->nr_registers = 0; - for_each_set_bit(i, &ec->board_sensors, - BITS_PER_TYPE(ec->board_sensors)) { + for_each_set_bit(i, &ec->board_info->sensors, + BITS_PER_TYPE(ec->board_info->sensors)) { s->info_index = i; s->cached_value = 0; ec->nr_registers += @@ -463,9 +477,10 @@ static inline s32 get_sensor_value(const struct ec_sensor_info *si, u8 *data) static void update_sensor_values(struct ec_sensors_data *ec, u8 *data) { const struct ec_sensor_info *si; - struct ec_sensor *s; + struct ec_sensor *s, *sensor_end; - for (s = ec->sensors; s != ec->sensors + ec->nr_sensors; s++) { + sensor_end = ec->sensors + ec->nr_sensors; + for (s = ec->sensors; s != sensor_end; s++) { si = &known_ec_sensors[s->info_index]; s->cached_value = get_sensor_value(si, data); data += si->addr.components.size; @@ -603,12 +618,24 @@ static struct hwmon_chip_info asus_ec_chip_info = { .ops = &asus_ec_hwmon_ops, }; -static unsigned long __init get_board_sensors(void) +static const struct ec_board_info * __init get_board_info(void) { - const struct dmi_system_id *dmi_entry = - dmi_first_match(asus_ec_dmi_table); + const char *dmi_board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); + const char *dmi_board_name = dmi_get_system_info(DMI_BOARD_NAME); + const struct ec_board_info *board; - return dmi_entry ? (unsigned long)dmi_entry->driver_data : 0; + if (!dmi_board_vendor || !dmi_board_name || + strcasecmp(dmi_board_vendor, "ASUSTeK COMPUTER INC.")) + return NULL; + + for (board = board_info; board->sensors; board++) { + if (match_string(board->board_names, + MAX_IDENTICAL_BOARD_VARIATIONS, + dmi_board_name) >= 0) + return board; + } + + return NULL; } static int __init asus_ec_probe(struct platform_device *pdev) @@ -616,17 +643,17 @@ static int __init asus_ec_probe(struct platform_device *pdev) const struct hwmon_channel_info **ptr_asus_ec_ci; int nr_count[hwmon_max] = { 0 }, nr_types = 0; struct hwmon_channel_info *asus_ec_hwmon_chan; + const struct ec_board_info *pboard_info; const struct hwmon_chip_info *chip_info; struct device *dev = &pdev->dev; struct ec_sensors_data *ec_data; const struct ec_sensor_info *si; enum hwmon_sensor_types type; - unsigned long board_sensors; struct device *hwdev; unsigned int i; - board_sensors = get_board_sensors(); - if (!board_sensors) + pboard_info = get_board_info(); + if (!pboard_info) return -ENODEV; ec_data = devm_kzalloc(dev, sizeof(struct ec_sensors_data), @@ -635,8 +662,8 @@ static int __init asus_ec_probe(struct platform_device *pdev) return -ENOMEM; dev_set_drvdata(dev, ec_data); - ec_data->board_sensors = board_sensors; - ec_data->nr_sensors = board_sensors_count(ec_data->board_sensors); + ec_data->board_info = pboard_info; + ec_data->nr_sensors = hweight_long(ec_data->board_info->sensors); ec_data->sensors = devm_kcalloc(dev, ec_data->nr_sensors, sizeof(struct ec_sensor), GFP_KERNEL); @@ -709,7 +736,14 @@ static struct platform_driver asus_ec_sensors_platform_driver = { }, }; -MODULE_DEVICE_TABLE(dmi, asus_ec_dmi_table); +MODULE_DEVICE_TABLE(acpi, acpi_ec_ids); +/* + * we use module_platform_driver_probe() rather than module_platform_driver() + * because the probe function (and its dependants) are marked with __init, which + * means we can't put it into the .probe member of the platform_driver struct + * above, and we can't mark the asus_ec_sensors_platform_driver object as __init + * because the object is referenced from the module exit code. + */ module_platform_driver_probe(asus_ec_sensors_platform_driver, asus_ec_probe); module_param_named(mutex_path, mutex_path_override, charp, 0); |