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-rw-r--r--drivers/platform/surface/Kconfig8
-rw-r--r--drivers/platform/surface/surface_gpe.c4
-rw-r--r--drivers/platform/x86/amd-pmc.c2
-rw-r--r--drivers/platform/x86/asus-laptop.c6
-rw-r--r--drivers/platform/x86/dell-wmi-sysman/sysman.c6
-rw-r--r--drivers/platform/x86/hp-wmi.c17
-rw-r--r--drivers/platform/x86/i2c-multi-instantiate.c31
-rw-r--r--drivers/platform/x86/ideapad-laptop.c15
-rw-r--r--drivers/platform/x86/intel-vbtn.c10
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c5
-rw-r--r--drivers/platform/x86/touchscreen_dmi.c18
11 files changed, 90 insertions, 32 deletions
diff --git a/drivers/platform/surface/Kconfig b/drivers/platform/surface/Kconfig
index 33040b0b3b79..2c941cdac9ee 100644
--- a/drivers/platform/surface/Kconfig
+++ b/drivers/platform/surface/Kconfig
@@ -5,6 +5,7 @@
 
 menuconfig SURFACE_PLATFORMS
 	bool "Microsoft Surface Platform-Specific Device Drivers"
+	depends on ACPI
 	default y
 	help
 	  Say Y here to get to see options for platform-specific device drivers
@@ -29,20 +30,19 @@ config SURFACE3_WMI
 
 config SURFACE_3_BUTTON
 	tristate "Power/home/volume buttons driver for Microsoft Surface 3 tablet"
-	depends on ACPI && KEYBOARD_GPIO && I2C
+	depends on KEYBOARD_GPIO && I2C
 	help
 	  This driver handles the power/home/volume buttons on the Microsoft Surface 3 tablet.
 
 config SURFACE_3_POWER_OPREGION
 	tristate "Surface 3 battery platform operation region support"
-	depends on ACPI && I2C
+	depends on I2C
 	help
 	  This driver provides support for ACPI operation
 	  region of the Surface 3 battery platform driver.
 
 config SURFACE_GPE
 	tristate "Surface GPE/Lid Support Driver"
-	depends on ACPI
 	depends on DMI
 	help
 	  This driver marks the GPEs related to the ACPI lid device found on
@@ -52,7 +52,7 @@ config SURFACE_GPE
 
 config SURFACE_PRO3_BUTTON
 	tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3/4 tablet"
-	depends on ACPI && INPUT
+	depends on INPUT
 	help
 	  This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3/4 tablet.
 
diff --git a/drivers/platform/surface/surface_gpe.c b/drivers/platform/surface/surface_gpe.c
index e49e5d6d5d4e..86f6991b1215 100644
--- a/drivers/platform/surface/surface_gpe.c
+++ b/drivers/platform/surface/surface_gpe.c
@@ -181,12 +181,12 @@ static int surface_lid_enable_wakeup(struct device *dev, bool enable)
 	return 0;
 }
 
-static int surface_gpe_suspend(struct device *dev)
+static int __maybe_unused surface_gpe_suspend(struct device *dev)
 {
 	return surface_lid_enable_wakeup(dev, true);
 }
 
-static int surface_gpe_resume(struct device *dev)
+static int __maybe_unused surface_gpe_resume(struct device *dev)
 {
 	return surface_lid_enable_wakeup(dev, false);
 }
diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c
index 0102bf1c7916..ef8342572463 100644
--- a/drivers/platform/x86/amd-pmc.c
+++ b/drivers/platform/x86/amd-pmc.c
@@ -85,7 +85,7 @@ static inline void amd_pmc_reg_write(struct amd_pmc_dev *dev, int reg_offset, u3
 	iowrite32(val, dev->regbase + reg_offset);
 }
 
-#if CONFIG_DEBUG_FS
+#ifdef CONFIG_DEBUG_FS
 static int smu_fw_info_show(struct seq_file *s, void *unused)
 {
 	struct amd_pmc_dev *dev = s->private;
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 0edafe687fa9..bfea656e910c 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -861,7 +861,7 @@ static ssize_t infos_show(struct device *dev, struct device_attribute *attr,
 	 * The significance of others is yet to be found.
 	 */
 	rv = acpi_evaluate_integer(asus->handle, "SFUN", NULL, &temp);
-	if (!ACPI_FAILURE(rv))
+	if (ACPI_SUCCESS(rv))
 		len += sprintf(page + len, "SFUN value         : %#x\n",
 			       (uint) temp);
 	/*
@@ -873,7 +873,7 @@ static ssize_t infos_show(struct device *dev, struct device_attribute *attr,
 	 * takes several seconds to run on some systems.
 	 */
 	rv = acpi_evaluate_integer(asus->handle, "HWRS", NULL, &temp);
-	if (!ACPI_FAILURE(rv))
+	if (ACPI_SUCCESS(rv))
 		len += sprintf(page + len, "HWRS value         : %#x\n",
 			       (uint) temp);
 	/*
@@ -884,7 +884,7 @@ static ssize_t infos_show(struct device *dev, struct device_attribute *attr,
 	 * silently ignored.
 	 */
 	rv = acpi_evaluate_integer(asus->handle, "ASYM", NULL, &temp);
-	if (!ACPI_FAILURE(rv))
+	if (ACPI_SUCCESS(rv))
 		len += sprintf(page + len, "ASYM value         : %#x\n",
 			       (uint) temp);
 	if (asus->dsdt_info) {
diff --git a/drivers/platform/x86/dell-wmi-sysman/sysman.c b/drivers/platform/x86/dell-wmi-sysman/sysman.c
index dc6dd531c996..cb81010ba1a2 100644
--- a/drivers/platform/x86/dell-wmi-sysman/sysman.c
+++ b/drivers/platform/x86/dell-wmi-sysman/sysman.c
@@ -419,13 +419,17 @@ static int init_bios_attributes(int attr_type, const char *guid)
 		return retval;
 	/* need to use specific instance_id and guid combination to get right data */
 	obj = get_wmiobj_pointer(instance_id, guid);
-	if (!obj)
+	if (!obj || obj->type != ACPI_TYPE_PACKAGE)
 		return -ENODEV;
 	elements = obj->package.elements;
 
 	mutex_lock(&wmi_priv.mutex);
 	while (elements) {
 		/* sanity checking */
+		if (elements[ATTR_NAME].type != ACPI_TYPE_STRING) {
+			pr_debug("incorrect element type\n");
+			goto nextobj;
+		}
 		if (strlen(elements[ATTR_NAME].string.pointer) == 0) {
 			pr_debug("empty attribute found\n");
 			goto nextobj;
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index ecd477964d11..e94e59283ecb 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -32,6 +32,10 @@ MODULE_LICENSE("GPL");
 MODULE_ALIAS("wmi:95F24279-4D7B-4334-9387-ACCDC67EF61C");
 MODULE_ALIAS("wmi:5FB7F034-2C63-45e9-BE91-3D44E2C707E4");
 
+static int enable_tablet_mode_sw = -1;
+module_param(enable_tablet_mode_sw, int, 0444);
+MODULE_PARM_DESC(enable_tablet_mode_sw, "Enable SW_TABLET_MODE reporting (-1=auto, 0=no, 1=yes)");
+
 #define HPWMI_EVENT_GUID "95F24279-4D7B-4334-9387-ACCDC67EF61C"
 #define HPWMI_BIOS_GUID "5FB7F034-2C63-45e9-BE91-3D44E2C707E4"
 
@@ -247,7 +251,8 @@ static int hp_wmi_perform_query(int query, enum hp_wmi_command command,
 	ret = bios_return->return_code;
 
 	if (ret) {
-		if (ret != HPWMI_RET_UNKNOWN_CMDTYPE)
+		if (ret != HPWMI_RET_UNKNOWN_COMMAND &&
+		    ret != HPWMI_RET_UNKNOWN_CMDTYPE)
 			pr_warn("query 0x%x returned error 0x%x\n", query, ret);
 		goto out_free;
 	}
@@ -653,10 +658,12 @@ static int __init hp_wmi_input_setup(void)
 	}
 
 	/* Tablet mode */
-	val = hp_wmi_hw_state(HPWMI_TABLET_MASK);
-	if (!(val < 0)) {
-		__set_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit);
-		input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE, val);
+	if (enable_tablet_mode_sw > 0) {
+		val = hp_wmi_hw_state(HPWMI_TABLET_MASK);
+		if (val >= 0) {
+			__set_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit);
+			input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE, val);
+		}
 	}
 
 	err = sparse_keymap_setup(hp_wmi_input_dev, hp_wmi_keymap, NULL);
diff --git a/drivers/platform/x86/i2c-multi-instantiate.c b/drivers/platform/x86/i2c-multi-instantiate.c
index b457b0babde3..2cce82579d09 100644
--- a/drivers/platform/x86/i2c-multi-instantiate.c
+++ b/drivers/platform/x86/i2c-multi-instantiate.c
@@ -164,13 +164,29 @@ static const struct i2c_inst_data bsg2150_data[]  = {
 	{}
 };
 
-static const struct i2c_inst_data int3515_data[]  = {
-	{ "tps6598x", IRQ_RESOURCE_APIC, 0 },
-	{ "tps6598x", IRQ_RESOURCE_APIC, 1 },
-	{ "tps6598x", IRQ_RESOURCE_APIC, 2 },
-	{ "tps6598x", IRQ_RESOURCE_APIC, 3 },
-	{}
-};
+/*
+ * Device with _HID INT3515 (TI PD controllers) has some unresolved interrupt
+ * issues. The most common problem seen is interrupt flood.
+ *
+ * There are at least two known causes. Firstly, on some boards, the
+ * I2CSerialBus resource index does not match the Interrupt resource, i.e. they
+ * are not one-to-one mapped like in the array below. Secondly, on some boards
+ * the IRQ line from the PD controller is not actually connected at all. But the
+ * interrupt flood is also seen on some boards where those are not a problem, so
+ * there are some other problems as well.
+ *
+ * Because of the issues with the interrupt, the device is disabled for now. If
+ * you wish to debug the issues, uncomment the below, and add an entry for the
+ * INT3515 device to the i2c_multi_instance_ids table.
+ *
+ * static const struct i2c_inst_data int3515_data[]  = {
+ *	{ "tps6598x", IRQ_RESOURCE_APIC, 0 },
+ *	{ "tps6598x", IRQ_RESOURCE_APIC, 1 },
+ *	{ "tps6598x", IRQ_RESOURCE_APIC, 2 },
+ *	{ "tps6598x", IRQ_RESOURCE_APIC, 3 },
+ *	{ }
+ * };
+ */
 
 /*
  * Note new device-ids must also be added to i2c_multi_instantiate_ids in
@@ -179,7 +195,6 @@ static const struct i2c_inst_data int3515_data[]  = {
 static const struct acpi_device_id i2c_multi_inst_acpi_ids[] = {
 	{ "BSG1160", (unsigned long)bsg1160_data },
 	{ "BSG2150", (unsigned long)bsg2150_data },
-	{ "INT3515", (unsigned long)int3515_data },
 	{ }
 };
 MODULE_DEVICE_TABLE(acpi, i2c_multi_inst_acpi_ids);
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 7598cd46cf60..5b81bafa5c16 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -92,6 +92,7 @@ struct ideapad_private {
 	struct dentry *debug;
 	unsigned long cfg;
 	bool has_hw_rfkill_switch;
+	bool has_touchpad_switch;
 	const char *fnesc_guid;
 };
 
@@ -535,7 +536,9 @@ static umode_t ideapad_is_visible(struct kobject *kobj,
 	} else if (attr == &dev_attr_fn_lock.attr) {
 		supported = acpi_has_method(priv->adev->handle, "HALS") &&
 			acpi_has_method(priv->adev->handle, "SALS");
-	} else
+	} else if (attr == &dev_attr_touchpad.attr)
+		supported = priv->has_touchpad_switch;
+	else
 		supported = true;
 
 	return supported ? attr->mode : 0;
@@ -867,6 +870,9 @@ static void ideapad_sync_touchpad_state(struct ideapad_private *priv)
 {
 	unsigned long value;
 
+	if (!priv->has_touchpad_switch)
+		return;
+
 	/* Without reading from EC touchpad LED doesn't switch state */
 	if (!read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &value)) {
 		/* Some IdeaPads don't really turn off touchpad - they only
@@ -989,6 +995,9 @@ static int ideapad_acpi_add(struct platform_device *pdev)
 	priv->platform_device = pdev;
 	priv->has_hw_rfkill_switch = dmi_check_system(hw_rfkill_list);
 
+	/* Most ideapads with ELAN0634 touchpad don't use EC touchpad switch */
+	priv->has_touchpad_switch = !acpi_dev_present("ELAN0634", NULL, -1);
+
 	ret = ideapad_sysfs_init(priv);
 	if (ret)
 		return ret;
@@ -1006,6 +1015,10 @@ static int ideapad_acpi_add(struct platform_device *pdev)
 	if (!priv->has_hw_rfkill_switch)
 		write_ec_cmd(priv->adev->handle, VPCCMD_W_RF, 1);
 
+	/* The same for Touchpad */
+	if (!priv->has_touchpad_switch)
+		write_ec_cmd(priv->adev->handle, VPCCMD_W_TOUCHPAD, 1);
+
 	for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++)
 		if (test_bit(ideapad_rfk_data[i].cfgbit, &priv->cfg))
 			ideapad_register_rfkill(priv, i);
diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c
index 3b49a1f4061b..30a9062d2b4b 100644
--- a/drivers/platform/x86/intel-vbtn.c
+++ b/drivers/platform/x86/intel-vbtn.c
@@ -207,19 +207,19 @@ static const struct dmi_system_id dmi_switches_allow_list[] = {
 	{
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "HP Stream x360 Convertible PC 11"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion 13 x360 PC"),
 		},
 	},
 	{
 		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion 13 x360 PC"),
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Switch SA5-271"),
 		},
 	},
 	{
 		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "Switch SA5-271"),
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7352"),
 		},
 	},
 	{} /* Array terminator */
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e03df2881dc6..f3e8eca8d86d 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -8783,6 +8783,7 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = {
 	TPACPI_Q_LNV3('N', '1', 'T', TPACPI_FAN_2CTL),	/* P71 */
 	TPACPI_Q_LNV3('N', '1', 'U', TPACPI_FAN_2CTL),	/* P51 */
 	TPACPI_Q_LNV3('N', '2', 'C', TPACPI_FAN_2CTL),	/* P52 / P72 */
+	TPACPI_Q_LNV3('N', '2', 'N', TPACPI_FAN_2CTL),	/* P53 / P73 */
 	TPACPI_Q_LNV3('N', '2', 'E', TPACPI_FAN_2CTL),	/* P1 / X1 Extreme (1st gen) */
 	TPACPI_Q_LNV3('N', '2', 'O', TPACPI_FAN_2CTL),	/* P1 / X1 Extreme (2nd gen) */
 	TPACPI_Q_LNV3('N', '2', 'V', TPACPI_FAN_2CTL),	/* P1 / X1 Extreme (3nd gen) */
@@ -9951,9 +9952,9 @@ static int tpacpi_proxsensor_init(struct ibm_init_struct *iibm)
 	if ((palm_err == -ENODEV) && (lap_err == -ENODEV))
 		return 0;
 	/* Otherwise, if there was an error return it */
-	if (palm_err && (palm_err != ENODEV))
+	if (palm_err && (palm_err != -ENODEV))
 		return palm_err;
-	if (lap_err && (lap_err != ENODEV))
+	if (lap_err && (lap_err != -ENODEV))
 		return lap_err;
 
 	if (has_palmsensor) {
diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c
index 5783139d0a11..c4de932302d6 100644
--- a/drivers/platform/x86/touchscreen_dmi.c
+++ b/drivers/platform/x86/touchscreen_dmi.c
@@ -263,6 +263,16 @@ static const struct ts_dmi_data digma_citi_e200_data = {
 	.properties	= digma_citi_e200_props,
 };
 
+static const struct property_entry estar_beauty_hd_props[] = {
+	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
+	{ }
+};
+
+static const struct ts_dmi_data estar_beauty_hd_data = {
+	.acpi_name	= "GDIX1001:00",
+	.properties	= estar_beauty_hd_props,
+};
+
 static const struct property_entry gp_electronic_t701_props[] = {
 	PROPERTY_ENTRY_U32("touchscreen-size-x", 960),
 	PROPERTY_ENTRY_U32("touchscreen-size-y", 640),
@@ -943,6 +953,14 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
 		},
 	},
 	{
+		/* Estar Beauty HD (MID 7316R) */
+		.driver_data = (void *)&estar_beauty_hd_data,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Estar"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "eSTAR BEAUTY HD Intel Quad core"),
+		},
+	},
+	{
 		/* GP-electronic T701 */
 		.driver_data = (void *)&gp_electronic_t701_data,
 		.matches = {