From 6abfa99ce52f61a31bcfc2aaaae09006f5665495 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Fri, 5 May 2023 23:03:23 +0200
Subject: [PATCH] platform/x86: touchscreen_dmi: Add upside-down quirk for GDIX1002 ts on the Juno Tablet
Git-commit: 6abfa99ce52f61a31bcfc2aaaae09006f5665495
Patch-mainline: v6.4-rc2
References: git-fixes

The Juno Computers Juno Tablet has an upside-down mounted Goodix
touchscreen. Add a quirk to invert both axis to correct for this.

Link: https://junocomputers.com/us/product/juno-tablet/
Cc: stable@vger.kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230505210323.43177-1-hdegoede@redhat.com
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/platform/x86/touchscreen_dmi.c |   17 +++++++++++++++++
 1 file changed, 17 insertions(+)

--- a/drivers/platform/x86/touchscreen_dmi.c
+++ b/drivers/platform/x86/touchscreen_dmi.c
@@ -381,6 +381,11 @@ static const struct ts_dmi_data glavey_t
 	.properties	= glavey_tm800a550l_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),
@@ -1281,6 +1286,18 @@ const struct dmi_system_id touchscreen_d
 		},
 	},
 	{
+		/* 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,
 		.matches = {