Merge tag 'hwmon-for-v6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:

 - Fix severe regression in asus-ec-sensors driver
   which resulted in EC driver failures

 - Fix various bugs in mr75203 driver

 - Fix byte order bug in tps23861 driver

* tag 'hwmon-for-v6.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (asus-ec-sensors) autoload module via DMI data
  hwmon: (mr75203) enable polling for all VM channels
  hwmon: (mr75203) fix multi-channel voltage reading
  hwmon: (mr75203) fix voltage equation for negative source input
  hwmon: (mr75203) update pvt->v_num and vm_num to the actual number of used sensors
  hwmon: (mr75203) fix VM sensor allocation when "intel,vm-map" not defined
  dt-bindings: hwmon: (mr75203) fix "intel,vm-map" property to be optional
  hwmon: (tps23861) fix byte order in resistance register

4 files changed, 278 insertions, 213 deletions

diff --git a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
index b79f069a04c2..8ea97e774364 100644
--- a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
+++ b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
@@ -48,7 +48,6 @@ required:
   - compatible
   - reg
   - reg-names
-  - intel,vm-map
   - clocks
   - resets
   - "#thermal-sensor-cells"
diff --git a/drivers/hwmon/asus-ec-sensors.c b/drivers/hwmon/asus-ec-sensors.c
index 61a4684fc020..81e688975c6a 100644
--- a/drivers/hwmon/asus-ec-sensors.c
+++ b/drivers/hwmon/asus-ec-sensors.c
@@ -266,9 +266,7 @@ static const struct ec_sensor_info sensors_family_intel_600[] = {
 #define SENSOR_SET_WATER_BLOCK                                                 \
 	(SENSOR_TEMP_WATER_BLOCK_IN | SENSOR_TEMP_WATER_BLOCK_OUT)
 
-
 struct ec_board_info {
-	const char *board_names[MAX_IDENTICAL_BOARD_VARIATIONS];
 	unsigned long sensors;
 	/*
 	 * Defines which mutex to use for guarding access to the state and the
@@ -281,152 +279,194 @@ struct ec_board_info {
 	enum board_family family;
 };
 
-static const struct ec_board_info board_info[] = {
-	{
-		.board_names = {"PRIME X470-PRO"},
-		.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
-			SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM |
-			SENSOR_FAN_CPU_OPT |
-			SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE,
-		.mutex_path = ACPI_GLOBAL_LOCK_PSEUDO_PATH,
-		.family = family_amd_400_series,
-	},
-	{
-		.board_names = {"PRIME X570-PRO"},
-		.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM |
-			SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {
-			"ROG CROSSHAIR VIII FORMULA",
-			"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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {
-			"ROG MAXIMUS XI HERO",
-			"ROG MAXIMUS XI 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_WATER_FLOW,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_intel_300_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.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,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {"ROG STRIX X570-E GAMING WIFI II"},
-		.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
-			SENSOR_TEMP_T_SENSOR | SENSOR_CURR_CPU |
-			SENSOR_IN_CPU_CORE,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {"ROG STRIX X570-F GAMING"},
-		.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
-			SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {"ROG STRIX X570-I GAMING"},
-		.sensors = SENSOR_TEMP_CHIPSET | SENSOR_TEMP_VRM |
-			SENSOR_TEMP_T_SENSOR |
-			SENSOR_FAN_VRM_HS | SENSOR_FAN_CHIPSET |
-			SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
-		.family = family_amd_500_series,
-	},
-	{
-		.board_names = {"ROG STRIX Z690-A GAMING WIFI D4"},
-		.sensors = SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_RMTW_ASMX,
-		.family = family_intel_600_series,
-	},
-	{
-		.board_names = {"ROG ZENITH II EXTREME"},
-		.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_VRM_HS |
-			SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE |
-			SENSOR_SET_WATER_BLOCK |
-			SENSOR_TEMP_T_SENSOR_2 | SENSOR_TEMP_SENSOR_EXTRA_1 |
-			SENSOR_TEMP_SENSOR_EXTRA_2 | SENSOR_TEMP_SENSOR_EXTRA_3,
-		.mutex_path = ASUS_HW_ACCESS_MUTEX_SB_PCI0_SBRG_SIO1_MUT0,
-		.family = family_amd_500_series,
-	},
-	{}
+static const struct ec_board_info board_info_prime_x470_pro = {
+	.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
+		SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM |
+		SENSOR_FAN_CPU_OPT |
+		SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE,
+	.mutex_path = ACPI_GLOBAL_LOCK_PSEUDO_PATH,
+	.family = family_amd_400_series,
+};
+
+static const struct ec_board_info board_info_prime_x570_pro = {
+	.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB | SENSOR_TEMP_VRM |
+		SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_pro_art_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,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_crosshair_viii_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_CHIPSET |
+		SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU |
+		SENSOR_IN_CPU_CORE,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_maximus_xi_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_intel_300_series,
+};
+
+static const struct ec_board_info board_info_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_strix_b550_e_gaming = {
+	.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
+		SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM |
+		SENSOR_FAN_CPU_OPT,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_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,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_strix_x570_e_gaming_wifi_ii = {
+	.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
+		SENSOR_TEMP_T_SENSOR | SENSOR_CURR_CPU |
+		SENSOR_IN_CPU_CORE,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_strix_x570_f_gaming = {
+	.sensors = SENSOR_SET_TEMP_CHIPSET_CPU_MB |
+		SENSOR_TEMP_T_SENSOR | SENSOR_FAN_CHIPSET,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_strix_x570_i_gaming = {
+	.sensors = SENSOR_TEMP_CHIPSET | SENSOR_TEMP_VRM |
+		SENSOR_TEMP_T_SENSOR |
+		SENSOR_FAN_VRM_HS | SENSOR_FAN_CHIPSET |
+		SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_ASMX,
+	.family = family_amd_500_series,
+};
+
+static const struct ec_board_info board_info_strix_z690_a_gaming_wifi_d4 = {
+	.sensors = SENSOR_TEMP_T_SENSOR | SENSOR_TEMP_VRM,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_RMTW_ASMX,
+	.family = family_intel_600_series,
+};
+
+static const struct ec_board_info board_info_zenith_ii_extreme = {
+	.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_VRM_HS |
+		SENSOR_FAN_WATER_FLOW | SENSOR_CURR_CPU | SENSOR_IN_CPU_CORE |
+		SENSOR_SET_WATER_BLOCK |
+		SENSOR_TEMP_T_SENSOR_2 | SENSOR_TEMP_SENSOR_EXTRA_1 |
+		SENSOR_TEMP_SENSOR_EXTRA_2 | SENSOR_TEMP_SENSOR_EXTRA_3,
+	.mutex_path = ASUS_HW_ACCESS_MUTEX_SB_PCI0_SBRG_SIO1_MUT0,
+	.family = family_amd_500_series,
+};
+
+#define DMI_EXACT_MATCH_ASUS_BOARD_NAME(name, board_info)                      \
+	{                                                                      \
+		.matches = {                                                   \
+			DMI_EXACT_MATCH(DMI_BOARD_VENDOR,                      \
+					"ASUSTeK COMPUTER INC."),              \
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, name),                 \
+		},                                                             \
+		.driver_data = (void *)board_info,                              \
+	}
+
+static const struct dmi_system_id dmi_table[] = {
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("PRIME X470-PRO",
+					&board_info_prime_x470_pro),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("PRIME X570-PRO",
+					&board_info_prime_x570_pro),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ProArt X570-CREATOR WIFI",
+					&board_info_pro_art_x570_creator_wifi),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("Pro WS X570-ACE",
+					&board_info_pro_ws_x570_ace),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VIII DARK HERO",
+					&board_info_crosshair_viii_dark_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VIII FORMULA",
+					&board_info_crosshair_viii_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VIII HERO",
+					&board_info_crosshair_viii_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VIII HERO (WI-FI)",
+					&board_info_crosshair_viii_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG MAXIMUS XI HERO",
+					&board_info_maximus_xi_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG MAXIMUS XI HERO (WI-FI)",
+					&board_info_maximus_xi_hero),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG CROSSHAIR VIII IMPACT",
+					&board_info_crosshair_viii_impact),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX B550-E GAMING",
+					&board_info_strix_b550_e_gaming),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX B550-I GAMING",
+					&board_info_strix_b550_i_gaming),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX X570-E GAMING",
+					&board_info_strix_x570_e_gaming),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX X570-E GAMING WIFI II",
+					&board_info_strix_x570_e_gaming_wifi_ii),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX X570-F GAMING",
+					&board_info_strix_x570_f_gaming),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX X570-I GAMING",
+					&board_info_strix_x570_i_gaming),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG STRIX Z690-A GAMING WIFI D4",
+					&board_info_strix_z690_a_gaming_wifi_d4),
+	DMI_EXACT_MATCH_ASUS_BOARD_NAME("ROG ZENITH II EXTREME",
+					&board_info_zenith_ii_extreme),
+	{},
 };
 
 struct ec_sensor {
@@ -537,12 +577,12 @@ static int find_ec_sensor_index(const struct ec_sensors_data *ec,
 	return -ENOENT;
 }
 
-static int __init bank_compare(const void *a, const void *b)
+static int bank_compare(const void *a, const void *b)
 {
 	return *((const s8 *)a) - *((const s8 *)b);
 }
 
-static void __init setup_sensor_data(struct ec_sensors_data *ec)
+static void setup_sensor_data(struct ec_sensors_data *ec)
 {
 	struct ec_sensor *s = ec->sensors;
 	bool bank_found;
@@ -574,7 +614,7 @@ static void __init setup_sensor_data(struct ec_sensors_data *ec)
 	sort(ec->banks, ec->nr_banks, 1, bank_compare, NULL);
 }
 
-static void __init fill_ec_registers(struct ec_sensors_data *ec)
+static void fill_ec_registers(struct ec_sensors_data *ec)
 {
 	const struct ec_sensor_info *si;
 	unsigned int i, j, register_idx = 0;
@@ -589,7 +629,7 @@ static void __init fill_ec_registers(struct ec_sensors_data *ec)
 	}
 }
 
-static int __init setup_lock_data(struct device *dev)
+static int setup_lock_data(struct device *dev)
 {
 	const char *mutex_path;
 	int status;
@@ -812,7 +852,7 @@ static umode_t asus_ec_hwmon_is_visible(const void *drvdata,
 	return find_ec_sensor_index(state, type, channel) >= 0 ? S_IRUGO : 0;
 }
 
-static int __init
+static int
 asus_ec_hwmon_add_chan_info(struct hwmon_channel_info *asus_ec_hwmon_chan,
 			     struct device *dev, int num,
 			     enum hwmon_sensor_types type, u32 config)
@@ -841,27 +881,15 @@ static struct hwmon_chip_info asus_ec_chip_info = {
 	.ops = &asus_ec_hwmon_ops,
 };
 
-static const struct ec_board_info * __init get_board_info(void)
+static const struct ec_board_info *get_board_info(void)
 {
-	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;
-
-	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;
-	}
+	const struct dmi_system_id *dmi_entry;
 
-	return NULL;
+	dmi_entry = dmi_first_match(dmi_table);
+	return dmi_entry ? dmi_entry->driver_data : NULL;
 }
 
-static int __init asus_ec_probe(struct platform_device *pdev)
+static int 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;
@@ -970,29 +998,37 @@ static int __init asus_ec_probe(struct platform_device *pdev)
 	return PTR_ERR_OR_ZERO(hwdev);
 }
 
-
-static const struct acpi_device_id acpi_ec_ids[] = {
-	/* Embedded Controller Device */
-	{ "PNP0C09", 0 },
-	{}
-};
+MODULE_DEVICE_TABLE(dmi, dmi_table);
 
 static struct platform_driver asus_ec_sensors_platform_driver = {
 	.driver = {
 		.name	= "asus-ec-sensors",
-		.acpi_match_table = acpi_ec_ids,
 	},
+	.probe = asus_ec_probe,
 };
 
-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);
+static struct platform_device *asus_ec_sensors_platform_device;
+
+static int __init asus_ec_init(void)
+{
+	asus_ec_sensors_platform_device =
+		platform_create_bundle(&asus_ec_sensors_platform_driver,
+				       asus_ec_probe, NULL, 0, NULL, 0);
+
+	if (IS_ERR(asus_ec_sensors_platform_device))
+		return PTR_ERR(asus_ec_sensors_platform_device);
+
+	return 0;
+}
+
+static void __exit asus_ec_exit(void)
+{
+	platform_device_unregister(asus_ec_sensors_platform_device);
+	platform_driver_unregister(&asus_ec_sensors_platform_driver);
+}
+
+module_init(asus_ec_init);
+module_exit(asus_ec_exit);
 
 module_param_named(mutex_path, mutex_path_override, charp, 0);
 MODULE_PARM_DESC(mutex_path,
diff --git a/drivers/hwmon/mr75203.c b/drivers/hwmon/mr75203.c
index 26278b0f17a9..9259779cc2df 100644
--- a/drivers/hwmon/mr75203.c
+++ b/drivers/hwmon/mr75203.c
@@ -68,8 +68,9 @@
 
 /* VM Individual Macro Register */
 #define VM_COM_REG_SIZE	0x200
-#define VM_SDIF_DONE(n)	(VM_COM_REG_SIZE + 0x34 + 0x200 * (n))
-#define VM_SDIF_DATA(n)	(VM_COM_REG_SIZE + 0x40 + 0x200 * (n))
+#define VM_SDIF_DONE(vm)	(VM_COM_REG_SIZE + 0x34 + 0x200 * (vm))
+#define VM_SDIF_DATA(vm, ch)	\
+	(VM_COM_REG_SIZE + 0x40 + 0x200 * (vm) + 0x4 * (ch))
 
 /* SDA Slave Register */
 #define IP_CTRL			0x00
@@ -115,6 +116,7 @@ struct pvt_device {
 	u32			t_num;
 	u32			p_num;
 	u32			v_num;
+	u32			c_num;
 	u32			ip_freq;
 	u8			*vm_idx;
 };
@@ -178,14 +180,15 @@ static int pvt_read_in(struct device *dev, u32 attr, int channel, long *val)
 {
 	struct pvt_device *pvt = dev_get_drvdata(dev);
 	struct regmap *v_map = pvt->v_map;
+	u8 vm_idx, ch_idx;
 	u32 n, stat;
-	u8 vm_idx;
 	int ret;
 
-	if (channel >= pvt->v_num)
+	if (channel >= pvt->v_num * pvt->c_num)
 		return -EINVAL;
 
-	vm_idx = pvt->vm_idx[channel];
+	vm_idx = pvt->vm_idx[channel / pvt->c_num];
+	ch_idx = channel % pvt->c_num;
 
 	switch (attr) {
 	case hwmon_in_input:
@@ -196,13 +199,23 @@ static int pvt_read_in(struct device *dev, u32 attr, int channel, long *val)
 		if (ret)
 			return ret;
 
-		ret = regmap_read(v_map, VM_SDIF_DATA(vm_idx), &n);
+		ret = regmap_read(v_map, VM_SDIF_DATA(vm_idx, ch_idx), &n);
 		if(ret < 0)
 			return ret;
 
 		n &= SAMPLE_DATA_MSK;
-		/* Convert the N bitstream count into voltage */
-		*val = (PVT_N_CONST * n - PVT_R_CONST) >> PVT_CONV_BITS;
+		/*
+		 * Convert the N bitstream count into voltage.
+		 * To support negative voltage calculation for 64bit machines
+		 * n must be cast to long, since n and *val differ both in
+		 * signedness and in size.
+		 * Division is used instead of right shift, because for signed
+		 * numbers, the sign bit is used to fill the vacated bit
+		 * positions, and if the number is negative, 1 is used.
+		 * BIT(x) may not be used instead of (1 << x) because it's
+		 * unsigned.
+		 */
+		*val = (PVT_N_CONST * (long)n - PVT_R_CONST) / (1 << PVT_CONV_BITS);
 
 		return 0;
 	default:
@@ -375,6 +388,19 @@ static int pvt_init(struct pvt_device *pvt)
 		if (ret)
 			return ret;
 
+		val = (BIT(pvt->c_num) - 1) | VM_CH_INIT |
+		      IP_POLL << SDIF_ADDR_SFT | SDIF_WRN_W | SDIF_PROG;
+		ret = regmap_write(v_map, SDIF_W, val);
+		if (ret < 0)
+			return ret;
+
+		ret = regmap_read_poll_timeout(v_map, SDIF_STAT,
+					       val, !(val & SDIF_BUSY),
+					       PVT_POLL_DELAY_US,
+					       PVT_POLL_TIMEOUT_US);
+		if (ret)
+			return ret;
+
 		val = CFG1_VOL_MEAS_MODE | CFG1_PARALLEL_OUT |
 		      CFG1_14_BIT | IP_CFG << SDIF_ADDR_SFT |
 		      SDIF_WRN_W | SDIF_PROG;
@@ -489,8 +515,8 @@ static int pvt_reset_control_deassert(struct device *dev, struct pvt_device *pvt
 
 static int mr75203_probe(struct platform_device *pdev)
 {
+	u32 ts_num, vm_num, pd_num, ch_num, val, index, i;
 	const struct hwmon_channel_info **pvt_info;
-	u32 ts_num, vm_num, pd_num, val, index, i;
 	struct device *dev = &pdev->dev;
 	u32 *temp_config, *in_config;
 	struct device *hwmon_dev;
@@ -531,9 +557,11 @@ static int mr75203_probe(struct platform_device *pdev)
 	ts_num = (val & TS_NUM_MSK) >> TS_NUM_SFT;
 	pd_num = (val & PD_NUM_MSK) >> PD_NUM_SFT;
 	vm_num = (val & VM_NUM_MSK) >> VM_NUM_SFT;
+	ch_num = (val & CH_NUM_MSK) >> CH_NUM_SFT;
 	pvt->t_num = ts_num;
 	pvt->p_num = pd_num;
 	pvt->v_num = vm_num;
+	pvt->c_num = ch_num;
 	val = 0;
 	if (ts_num)
 		val++;
@@ -570,7 +598,7 @@ static int mr75203_probe(struct platform_device *pdev)
 	}
 
 	if (vm_num) {
-		u32 num = vm_num;
+		u32 total_ch;
 
 		ret = pvt_get_regmap(pdev, "vm", pvt);
 		if (ret)
@@ -584,30 +612,30 @@ static int mr75203_probe(struct platform_device *pdev)
 		ret = device_property_read_u8_array(dev, "intel,vm-map",
 						    pvt->vm_idx, vm_num);
 		if (ret) {
-			num = 0;
+			/*
+			 * Incase intel,vm-map property is not defined, we
+			 * assume incremental channel numbers.
+			 */
+			for (i = 0; i < vm_num; i++)
+				pvt->vm_idx[i] = i;
 		} else {
 			for (i = 0; i < vm_num; i++)
 				if (pvt->vm_idx[i] >= vm_num ||
 				    pvt->vm_idx[i] == 0xff) {
-					num = i;
+					pvt->v_num = i;
+					vm_num = i;
 					break;
 				}
 		}
 
-		/*
-		 * Incase intel,vm-map property is not defined, we assume
-		 * incremental channel numbers.
-		 */
-		for (i = num; i < vm_num; i++)
-			pvt->vm_idx[i] = i;
-
-		in_config = devm_kcalloc(dev, num + 1,
+		total_ch = ch_num * vm_num;
+		in_config = devm_kcalloc(dev, total_ch + 1,
 					 sizeof(*in_config), GFP_KERNEL);
 		if (!in_config)
 			return -ENOMEM;
 
-		memset32(in_config, HWMON_I_INPUT, num);
-		in_config[num] = 0;
+		memset32(in_config, HWMON_I_INPUT, total_ch);
+		in_config[total_ch] = 0;
 		pvt_in.config = in_config;
 
 		pvt_info[index++] = &pvt_in;
diff --git a/drivers/hwmon/tps23861.c b/drivers/hwmon/tps23861.c
index 42762e87b014..f7c59ff7ae8e 100644
--- a/drivers/hwmon/tps23861.c
+++ b/drivers/hwmon/tps23861.c
@@ -493,18 +493,20 @@ static char *tps23861_port_poe_plus_status(struct tps23861_data *data, int port)
 
 static int tps23861_port_resistance(struct tps23861_data *data, int port)
 {
-	u16 regval;
+	unsigned int raw_val;
+	__le16 regval;
 
 	regmap_bulk_read(data->regmap,
 			 PORT_1_RESISTANCE_LSB + PORT_N_RESISTANCE_LSB_OFFSET * (port - 1),
 			 &regval,
 			 2);
 
-	switch (FIELD_GET(PORT_RESISTANCE_RSN_MASK, regval)) {
+	raw_val = le16_to_cpu(regval);
+	switch (FIELD_GET(PORT_RESISTANCE_RSN_MASK, raw_val)) {
 	case PORT_RESISTANCE_RSN_OTHER:
-		return (FIELD_GET(PORT_RESISTANCE_MASK, regval) * RESISTANCE_LSB) / 10000;
+		return (FIELD_GET(PORT_RESISTANCE_MASK, raw_val) * RESISTANCE_LSB) / 10000;
 	case PORT_RESISTANCE_RSN_LOW:
-		return (FIELD_GET(PORT_RESISTANCE_MASK, regval) * RESISTANCE_LSB_LOW) / 10000;
+		return (FIELD_GET(PORT_RESISTANCE_MASK, raw_val) * RESISTANCE_LSB_LOW) / 10000;
 	case PORT_RESISTANCE_RSN_SHORT:
 	case PORT_RESISTANCE_RSN_OPEN:
 	default: