platform-drivers-x86 for v6.4-2

Highlights:
  -  thinkpad_acpi: Fix profile (performance/bal/low-power) regression on T490
  -  misc. other small fixes / hw-id additions
 
 The following is an automated git shortlog grouped by driver:
 
 hp-wmi:
  -  add micmute to hp_wmi_keymap struct
 
 intel_scu_pcidrv:
  -  Add back PCI ID for Medfield
 
 platform/mellanox:
  -  fix potential race in mlxbf-tmfifo driver
 
 platform/x86/intel-uncore-freq:
  -  Return error on write frequency
 
 thinkpad_acpi:
  -  Add profile force ability
  -  Fix platform profiles on T490
 
 touchscreen_dmi:
  -  Add info for the Dexp Ursus KX210i
  -  Add upside-down quirk for GDIX1002 ts on the Juno Tablet
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Merge tag 'platform-drivers-x86-v6.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver fixes from Hans de Goede:
 "Nothing special to report just various small fixes:

   - thinkpad_acpi: Fix profile (performance/bal/low-power) regression
     on T490

   - misc other small fixes / hw-id additions"

* tag 'platform-drivers-x86-v6.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86:
  platform/mellanox: fix potential race in mlxbf-tmfifo driver
  platform/x86: touchscreen_dmi: Add info for the Dexp Ursus KX210i
  platform/x86: touchscreen_dmi: Add upside-down quirk for GDIX1002 ts on the Juno Tablet
  platform/x86: thinkpad_acpi: Add profile force ability
  platform/x86: thinkpad_acpi: Fix platform profiles on T490
  platform/x86: hp-wmi: add micmute to hp_wmi_keymap struct
  platform/x86/intel-uncore-freq: Return error on write frequency
  platform/x86: intel_scu_pcidrv: Add back PCI ID for Medfield

drivers/platform/mellanox/mlxbf-tmfifo.c

@@ -784,7 +784,7 @@ static void mlxbf_tmfifo_rxtx(struct mlxbf_tmfifo_vring *vring, bool is_rx)
 	fifo = vring->fifo;
 
 	/* Return if vdev is not ready. */
-	if (!fifo->vdev[devid])
+	if (!fifo || !fifo->vdev[devid])
 		return;
 
 	/* Return if another vring is running. */
@@ -980,9 +980,13 @@ static int mlxbf_tmfifo_virtio_find_vqs(struct virtio_device *vdev,
 
 		vq->num_max = vring->num;
 
+		vq->priv = vring;
+
+		/* Make vq update visible before using it. */
+		virtio_mb(false);
+
 		vqs[i] = vq;
 		vring->vq = vq;
-		vq->priv = vring;
 	}
 
 	return 0;
@@ -1302,6 +1306,9 @@ static int mlxbf_tmfifo_probe(struct platform_device *pdev)
 
 	mod_timer(&fifo->timer, jiffies + MLXBF_TMFIFO_TIMER_INTERVAL);
 
+	/* Make all updates visible before setting the 'is_ready' flag. */
+	virtio_mb(false);
+
 	fifo->is_ready = true;
 	return 0;
 

drivers/platform/x86/hp/hp-wmi.c

@@ -211,6 +211,7 @@ struct bios_rfkill2_state {
 static const struct key_entry hp_wmi_keymap[] = {
 	{ KE_KEY, 0x02,    { KEY_BRIGHTNESSUP } },
 	{ KE_KEY, 0x03,    { KEY_BRIGHTNESSDOWN } },
+	{ KE_KEY, 0x270,   { KEY_MICMUTE } },
 	{ KE_KEY, 0x20e6,  { KEY_PROG1 } },
 	{ KE_KEY, 0x20e8,  { KEY_MEDIA } },
 	{ KE_KEY, 0x2142,  { KEY_MEDIA } },

drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c

@@ -44,14 +44,18 @@ static ssize_t store_min_max_freq_khz(struct uncore_data *data,
 				      int min_max)
 {
 	unsigned int input;
+	int ret;
 
 	if (kstrtouint(buf, 10, &input))
 		return -EINVAL;
 
 	mutex_lock(&uncore_lock);
-	uncore_write(data, input, min_max);
+	ret = uncore_write(data, input, min_max);
 	mutex_unlock(&uncore_lock);
 
+	if (ret)
+		return ret;
+
 	return count;
 }
 

drivers/platform/x86/intel_scu_pcidrv.c

@@ -34,6 +34,7 @@ static int intel_scu_pci_probe(struct pci_dev *pdev,
 
 static const struct pci_device_id pci_ids[] = {
 	{ PCI_VDEVICE(INTEL, 0x080e) },
+	{ PCI_VDEVICE(INTEL, 0x082a) },
 	{ PCI_VDEVICE(INTEL, 0x08ea) },
 	{ PCI_VDEVICE(INTEL, 0x0a94) },
 	{ PCI_VDEVICE(INTEL, 0x11a0) },

drivers/platform/x86/thinkpad_acpi.c

@@ -10318,6 +10318,7 @@ static atomic_t dytc_ignore_event = ATOMIC_INIT(0);
 static DEFINE_MUTEX(dytc_mutex);
 static int dytc_capabilities;
 static bool dytc_mmc_get_available;
+static int profile_force;
 
 static int convert_dytc_to_profile(int funcmode, int dytcmode,
 		enum platform_profile_option *profile)
@@ -10580,6 +10581,21 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm)
 	if (err)
 		return err;
 
+	/* Check if user wants to override the profile selection */
+	if (profile_force) {
+		switch (profile_force) {
+		case -1:
+			dytc_capabilities = 0;
+			break;
+		case 1:
+			dytc_capabilities = BIT(DYTC_FC_MMC);
+			break;
+		case 2:
+			dytc_capabilities = BIT(DYTC_FC_PSC);
+			break;
+		}
+		pr_debug("Profile selection forced: 0x%x\n", dytc_capabilities);
+	}
 	if (dytc_capabilities & BIT(DYTC_FC_MMC)) { /* MMC MODE */
 		pr_debug("MMC is supported\n");
 		/*
@@ -10593,11 +10609,6 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm)
 				dytc_mmc_get_available = true;
 		}
 	} else if (dytc_capabilities & BIT(DYTC_FC_PSC)) { /* PSC MODE */
-		/* Support for this only works on AMD platforms */
-		if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD) {
-			dbg_printk(TPACPI_DBG_INIT, "PSC not support on Intel platforms\n");
-			return -ENODEV;
-		}
 		pr_debug("PSC is supported\n");
 	} else {
 		dbg_printk(TPACPI_DBG_INIT, "No DYTC support available\n");
@@ -11646,6 +11657,9 @@ MODULE_PARM_DESC(uwb_state,
 		 "Initial state of the emulated UWB switch");
 #endif
 
+module_param(profile_force, int, 0444);
+MODULE_PARM_DESC(profile_force, "Force profile mode. -1=off, 1=MMC, 2=PSC");
+
 static void thinkpad_acpi_module_exit(void)
 {
 	struct ibm_struct *ibm, *itmp;

drivers/platform/x86/touchscreen_dmi.c

@@ -336,6 +336,22 @@ static const struct ts_dmi_data dexp_ursus_7w_data = {
 	.properties	= dexp_ursus_7w_props,
 };
 
+static const struct property_entry dexp_ursus_kx210i_props[] = {
+	PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
+	PROPERTY_ENTRY_U32("touchscreen-min-y",  2),
+	PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
+	PROPERTY_ENTRY_U32("touchscreen-size-y", 1137),
+	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-dexp-ursus-kx210i.fw"),
+	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
+	PROPERTY_ENTRY_BOOL("silead,home-button"),
+	{ }
+};
+
+static const struct ts_dmi_data dexp_ursus_kx210i_data = {
+	.acpi_name	= "MSSL1680:00",
+	.properties	= dexp_ursus_kx210i_props,
+};
+
 static const struct property_entry digma_citi_e200_props[] = {
 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
@@ -378,6 +394,11 @@ static const struct ts_dmi_data gdix1001_01_upside_down_data = {
 	.properties	= gdix1001_upside_down_props,
 };
 
+static const struct ts_dmi_data gdix1002_00_upside_down_data = {
+	.acpi_name	= "GDIX1002:00",
+	.properties	= gdix1001_upside_down_props,
+};
+
 static const struct property_entry gp_electronic_t701_props[] = {
 	PROPERTY_ENTRY_U32("touchscreen-size-x", 960),
 	PROPERTY_ENTRY_U32("touchscreen-size-y", 640),
@@ -1185,6 +1206,14 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "7W"),
 		},
 	},
+	{
+		/* DEXP Ursus KX210i */
+		.driver_data = (void *)&dexp_ursus_kx210i_data,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "INSYDE Corp."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "S107I"),
+		},
+	},
 	{
 		/* Digma Citi E200 */
 		.driver_data = (void *)&digma_citi_e200_data,
@@ -1295,6 +1324,18 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
 			DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
 		},
 	},
+	{
+		/* Juno Tablet */
+		.driver_data = (void *)&gdix1002_00_upside_down_data,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
+			/* Both product- and board-name being "Default string" is somewhat rare */
+			DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+			DMI_MATCH(DMI_BOARD_NAME, "Default string"),
+			/* Above matches are too generic, add partial bios-version match */
+			DMI_MATCH(DMI_BIOS_VERSION, "JP2V1."),
+		},
+	},
 	{
 		/* Mediacom WinPad 7.0 W700 (same hw as Wintron surftab 7") */
 		.driver_data = (void *)&trekstor_surftab_wintron70_data,